1 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3 * c-lex.c (c_lex_with_flags): Add parameter to call to
6 2005-03-11 Per Bothner <per@bothner.com>
8 * c-tree.h (struct c_declarator): New id_loc field.
9 * c-pragma.h (c_lex_with_flags): Take position reference.
10 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
11 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12 (c_lex): Pass dummy location to c_lex_with_flags.
13 * c-parser.c (c_lex_one_token): Set c_token's location using
14 c_lex_with_flags, instead of input_location, which might be "ahead".
15 (c_parser_direct_declarator): Set declarator's id_loc from
17 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
18 declarator's id_loc, rather than probably-imprecise input_location.
19 (build_id_declarator): Initialize c_declarator's id_loc field.
21 2005-03-11 Roger Sayle <roger@eyesopen.com>
24 * builtins.c (expand_builtin_signbit): Force the signbit's word
25 into an integer register to avoid SUBREGs of floating point modes.
27 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
29 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
30 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
31 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
32 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
34 2005-03-11 David Edelsohn <edelsohn@gnu.org>
36 PR rtl-optimization/20306
37 * expr.c (emit_move_complex): Set try_int false if mode is
38 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
39 emit_block_move if try_int is true.
41 2005-03-11 Richard Henderson <rth@redhat.com>
44 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
45 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
48 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
50 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
51 (TARGET_FIX_VR4130): New macro.
52 (TARGET_OPTIONS): Add -mfix-vr4130.
53 (ISA_HAS_MACCHI): New macro.
54 (ASM_SPEC): Add -mfix-vr4130.
55 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
56 (override_options): Handle mips_fix_vr4130_string.
57 (mips_avoid_hazards): Clear all_noreorder_p
58 if we're working around VR4130 errata and the macc alternatives
60 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
61 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
62 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
63 (MULTILIB_DEFAULTS): Remove leading "march=".
64 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
65 if no architecture option is given.
66 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
68 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
69 * doc/invoke.texi: Document -mfix-vr4130.
71 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
73 * config/mips/mips.c (override_options): Only warn about -mint64
74 deprecation if TARGET_INT64.
76 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
78 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
79 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
80 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
81 are non-specific regarding the nonnull parameter positions.
82 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
83 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
84 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
85 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
87 * builtins.def: Use the non-specific "nonnull" attibute lists.
89 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
91 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
92 single_pred_edge, single_succ, single_pred): Improve comments.
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): New inline functions.
98 * bb-reorder.c (rotate_loop, find_traces_1_round,
99 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
100 duplicate_computed_gotos): Use the single_succ/pred functions.
101 * cfganal.c (forwarder_block_p): Ditto.
102 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
103 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
104 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
105 merge_seq_blocks): Ditto.
106 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
107 * cfglayout.c (fixup_reorder_chain): Ditto.
108 * cfgloop.c (mark_single_exit_loops, update_latch_info,
109 canonicalize_loop_headers, verify_loop_structure): Ditto.
110 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
111 mfb_update_loops, create_preheader, force_single_succ_latches,
112 create_loop_notes): Ditto.
113 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
114 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
115 commit_one_edge_insertion, purge_dead_edges,
116 cfg_layout_can_merge_blocks_p): Ditto.
117 * except.c (sjlj_emit_function_enter): Ditto.
118 * flow.c (init_propagate_block_info): Ditto.
119 * function.c (thread_prologue_and_epilogue_insns): Ditto.
120 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
121 insert_insn_end_bb): Ditto.
122 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
123 find_if_case_2): Ditto.
124 * lambda-code.c (perfect_nestify): Ditto.
125 * lcm.c (optimize_mode_switching): Ditto.
126 * loop-doloop.c (doloop_modify): Ditto.
127 * loop-init.c (loop_optimizer_init): Ditto.
128 * loop-iv.c (simplify_using_initial_values): Ditto.
129 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
130 * loop-unswitch.c (unswitch_loop): Ditto.
131 * modulo-sched.c (generate_prolog_epilog): Ditto.
132 * predict.c (combine_predictions_for_insn, estimate_probability,
133 tree_estimate_probability, last_basic_block_p,
134 estimate_bb_frequencies): Ditto.
135 * profile.c (branch_prob): Ditto.
136 * regrename.c (copyprop_hardreg_forward): Ditto.
137 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
138 * tracer.c (layout_superblocks): Ditto.
139 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
140 cfg_remove_useless_stmts_bb, cleanup_control_flow,
141 cleanup_control_expr_graph, disband_implicit_edges,
142 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
143 tree_verify_flow_info, tree_make_forwarder_block,
144 tree_forwarder_block_p, remove_forwarder_block,
145 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
146 * tree-if-conv.c (tree_if_conversion): Ditto.
147 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
148 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
149 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
150 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
151 copy_loop_headers): Ditto.
152 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
153 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
154 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
155 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
156 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
157 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
158 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
159 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
160 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
161 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
162 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
163 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
164 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
165 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
166 slpeel_add_loop_guard): Ditto.
168 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
170 PR tree-optimization/15784
171 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
174 * stmt.c (expand_case): Don't change index_type. Convert minval
177 PR tree-optimization/20130
178 * fold-const.c (fold): Fold x * -1 into -x.
180 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
182 PR rtl-optimization/20331
183 * rtlanal.c (modified_between_p): Check its address first for MEM.
184 (modified_in_p): Likewise.
186 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
188 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
190 2005-03-10 Steven Bosscher <stevenb@suse.de>
192 * expr.c (expand_expr_real_1): If possible, use a conditional
193 move for expanding MIN_EXPR and MAX_EXPR.
194 Use temp for moving around rtx-en.
196 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
199 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
202 2005-03-10 Roger Sayle <roger@eyesopen.com>
204 * builtins.c (expand_builtin_signbit): Extend to handle floating
205 point modes wider than the largest integer type, using the
206 operand_subword_force function to obtain the signbit's word.
208 2005-03-10 Jakub Jelinek <jakub@redhat.com>
211 * combine.c (try_combine): If recog_for_combine added CLOBBERs
212 to NEWI2PAT, fail to combine if they are used by NEWPAT.
214 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
216 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
218 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
220 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
222 (perform_edge_inserts): Unconditionally call
225 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
227 2005-03-10 Bob Wilson <bob.wilson@acm.org>
229 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
231 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
233 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
235 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
237 (rtl_register_value_prof_hooks,
238 tree_value_profile_transformations,
239 tree_register_value_prof_hooks): Likewise.
240 * var-tracking.c (stack_adjust_offset_pre_post,
241 variable_htab_free, variable_union, dataflow_set_different_2,
242 count_uses, variable_was_changed, set_frame_base_location,
243 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
244 vt_add_function_parameters): Likewise.
245 * varasm.c (named_section_real, named_section, make_decl_rtl,
246 asm_emit_uninitialised, assemble_integer, decode_addr_const,
247 const_hash_1, compare_constant, copy_constant, force_const_mem,
248 output_constant_pool_2, output_constant_pool_1, output_constant,
249 output_constructor, make_decl_one_only, decl_tls_model,
250 default_no_named_section, default_elf_select_section_1,
251 default_unique_section_1): Likewise.
252 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
253 * vmsdbgout.c (addr_const_to_string): Likewise.
256 * function.c (struct assign_parm_data_one): Remove last_named
258 (assign_parm_find_data_types): Don't determine last_named.
259 Reorder named_parm determination.
260 (assign_parms): Only setup varargs on the last non-varadic
263 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
265 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
266 sda base address on medium model.
268 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
270 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
271 * cfgloop.c (flow_loop_nodes_find): Export.
272 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
274 * cfgloopmanip.c (fix_loop_structure): New function.
275 * predict.c (predict_loops): Clean up the loops information.
276 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
277 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
279 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
280 (rewrite_into_loop_closed_ssa): Declaration changed.
281 * tree-loop-linear.c (linear_transform_loops): Add argument to
282 rewrite_into_loop_closed_ssa call.
283 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
284 * tree-ssa-loop-im.c (move_computations): Ditto.
285 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
286 * tree-vectorizer.c (vectorize_loops): Ditto.
287 * tree-optimize.c: Include cfgloop.h.
288 (execute_todo): Choose whether to call cleanup_tree_cfg or
289 cleanup_tree_cfg_loop.
290 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
291 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
292 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
293 cleanup_tree_cfg_loop call.
294 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
295 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
298 2005-03-10 Jakub Jelinek <jakub@redhat.com>
301 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
302 with multiple alternatives.
304 * stmt.c (parse_output_constraint): Fix a typo.
306 2005-03-09 Bob Wilson <bob.wilson@acm.org>
308 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
309 assembly directive instead of deprecated "no-generics".
311 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
313 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
314 for non-offsettable memory references to cope with outstanding reload
316 * config/s390/s390.md ("reload_outti"): Call find_replacement to
317 avoid losing outstanding address reloads.
318 ("reload_outdi", "reload_outdf"): Likewise.
320 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
323 code. Add more cbrt transformations.
325 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
327 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
329 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
331 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
332 NULL_TREE when a given tree is not simplified.
333 (fold): Return the original tree when any of the functions
334 mentioned above NULL_TREE.
336 * fold-const.c (fold_unary, fold_binary): Take decomposed
337 arguments, code, type, op0, and op1 in case of fold_binary.
338 (fold): Update calls to fold_unary and fold_binary.
340 2005-03-09 Roger Sayle <roger@eyesopen.com>
342 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
343 a fndecl and an arglist instead of a CALL_EXPR, exp.
345 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
347 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
349 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
351 * expr.c (expand_assignment): Remove orig_to_rtx.
353 * fold-const.c (int_const_binop): Remove no_overflow.
355 * ifcvt.c (noce_emit_move_insn): Remove inmode.
357 * loop-iv.c (get_biv_step_1): Remove lhs.
359 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
361 * real.c (real_nan): Remove neg.
363 * function.c (thread_prologue_and_epilogue_insns): Remove i
366 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
369 * tree-eh.c (tree_could_trap_p): Remove idx.
371 * tree-into-ssa.c (ann): Remove ann.
373 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
375 * tree-sra.c (decide_block_copy): Remove inst_count.
377 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
379 * tree-ssa-loop-im.c (lhs): Remove.
381 * cfgbuild.c (state, STATE, SET_STATE,
382 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
384 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
385 (find_basic_blocks): Set the state of each basic block to
388 2005-03-08 Jeff Law <law@redhat.com>
390 * tree-cfg.c (cleanup_control_flow): If removal of a computed
391 goto results in the removal of edges in the CFG, then we need
392 to recompute dominators.
394 2005-03-09 Ben Elliston <bje@au.ibm.com>
396 * c-common.c (c_do_switch_warnings): Comment fix.
398 2005-03-08 Julian Brown <julian@codesourcery.com>
400 * Patch from 2005-03-08 reverted for causing regressions and
401 ppc-darwin bootstrap failure.
403 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
405 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
406 Define the real function for ppc-darwin.
407 * c-typeck.c (convert_arguments): Check for target-specific
408 invalid argument call to unprototyped function.
409 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
411 * target.h (invalid_arg_for_unprototyped_fn): New field
413 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
415 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
418 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
420 * c-typeck.c (constructor_stack, constructor_range_stack,
421 initializer_stack): Make them static.
423 * cfg.c (rbi_pool): Make it static.
425 * gimple-low.c (lower_stmt_body): Make it static.
426 * tree-flow.h: Remove the corresponding prototype. Don't
429 * sched-deps.c (cache_size): Make it static.
431 * stor-layout.c (lang_adjust_rli): Make it static.
433 2005-03-08 Julian Brown <julian@codesourcery.com>
435 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
436 from being used for symbols with vague linkage when
437 HAVE_GAS_COMDAT_GROUP is true.
439 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
441 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
442 nlabel == JUMP_LABEL (jump).
444 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
446 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
447 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
448 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
449 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
451 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
454 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
455 * c-common.c (handle_returns_twice): New function.
456 (c_common_attribute_table): Declare eturns_twice' attribute.
457 * doc/extend.texi: Document eturns_twice' attribute.
458 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
459 (struct tree_decl): Add returns_twice_flag.
461 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
463 * tree-ssa-phiopt.c: Fix a comment typo.
465 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
466 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
467 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
470 2005-03-08 Richard Henderson <rth@redhat.com>
472 * config/alpha/alpha.c (code_for_builtin): Replace special-case
473 builtin codes with ctzdi2, clzdi2, popcountdi2.
474 (struct alpha_builtin_def): Add is_const.
475 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
476 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
477 (alpha_init_builtins): Init them. Set nothrow and const attributes
479 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
480 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
481 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
482 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
483 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
484 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
485 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
486 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
487 (TARGET_FOLD_BUILTIN): New.
488 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
489 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
491 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
493 2005-03-08 Ira Rosen <irar@il.ibm.com>
495 PR tree-optimization/20122
496 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
497 condition of access function instead of base.
499 2005-03-07 Jeff Law <law@redhat.com>
500 Steven Bosscher <stevenb@suse.de>
502 * tree-cfg.c (find_taken_edge_computed_goto): New function.
503 (find_taken_edge): Call find_taken_edge_computed_goto as
504 appropriate. Allow any gimple invariant rather than just
506 (cleanup_control_flow): Cleanup a computed goto which has turned
508 (tree_merge_blocks): If block B has any forced labels, move
509 them to the start of block A.
510 * tree-ssa-dom.c (thread_across_edge): Allow threading across
511 computed gotos as well.
512 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
513 removal of unnecessary computed gotos too.
514 (lookup_redirection_data): Fix type of INSERT argument. Callers
517 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
519 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
520 Remove trailing spaces.
522 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
523 unshare_all_trees): Make them static.
524 * tree-gimple.h: Remove the corresponding prototypes.
526 * diagnostic.h: Remove unused prototype
528 * modulo-sched.c: Remove unused prototype
529 set_row_column_for_ps.
531 * tree-ssa-phiopt.c (tree_ssa_phiopt,
532 replace_phi_edge_with_variable): Remove unused variable i.
534 2005-03-07 Per Bothner <per@bothner.com>
536 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
538 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
541 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
542 bbs on the COND_EXPR instead of the PHI_NODEs.
543 (candidate_bb_for_phi_optimization): Remove.
544 (replace_phi_with_stmt): Rename to ...
545 (replace_phi_edge_with_variable): this and change so that we
546 replace the phi argument instead of removing the PHI.
547 (conditional_replacement): Change so we deal with PHI with more
549 (value_replacement): Likewise.
550 (abs_replacement): Likewise.
552 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
554 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
555 output_e500_flip_gt_bit.
557 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
559 (rs6000_generate_compare): Fix logic to look at the correct bits.
560 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
562 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
563 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
564 gen_move_from_CR_gt_bit.
566 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
567 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
568 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
570 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
571 (E500_CR_IOR_COMPARE): New constant.
573 2005-03-08 Earl Chew <earl_chew@agilent.com>
574 David Billinghurst <David.Billinghurst@riotinto.com>
576 * config/i386/host-cygwin.c: New file to support precompiled
578 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
579 * config.host: Use above files for cygwin host.
581 2005-03-07 David Edelsohn <edelsohn@gnu.org>
583 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
584 ordering ops from earlier change.
586 2005-03-07 Per Bothner <per@bothner.com>
588 Various fixes to allow us to again build if --enable-mapped-location:
589 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
590 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
591 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
592 local variable loc. Change logic appropriately.
593 * tree-vect-transform.c (vect_finish_stmt_generation): Use
594 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
595 * c-parser.c (c_parser_for_statement): Initialize loc variable.
596 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
597 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
599 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
601 PR rtl-optimization/19683
602 * reload1.c (choose_reload_regs): Pass the number of bits, not the
603 number of bytes, to smallest_int_for_mode. Fix arguments to
604 REG_CANNOT_CHANGE_MODE_P.
606 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
608 * reorg.c (relax_delay_slots): Check that the jump is
609 conditional before trying to invert it.
611 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
613 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
616 * calls (stack_arg_under_construction): Make it static.
618 * flow.c (regs_live_at_setjmp): Make it static.
619 * flow.h: Remove the corresponding prototype.
621 * reload1.c (reload_startobj, reload_firstobj,
622 something_needs_operands_changed, reload_inherited,
623 reload_inheritance_insn, reload_override_in,
624 reload_spill_index): Make them static.
626 * recog.c (verify_changes): Make it static.
627 * recog.h: Remove the corresponding prototype.
629 * cfgbuild.c (find_sub_basic_blocks): Remove.
630 * basic-block.h: Remove the corresponding prototype.
631 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
633 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
635 * tree-ssa-operands.c (check_build_stmt): Remove.
637 * stor-layout.c (set_alignment): Remove.
638 * tree.h: Remove the corresponding prototype.
640 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
642 * tree-ssa-dce.c (control_dependence_map,
643 visited_control_parents): Make them static.
645 * cfghooks.c (verify_flow_info): Remove local variable
648 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
651 * loop-unswitch.c (unswitch_loop): Remove local variable src.
653 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
655 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
657 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
659 * config/ia64/hpux.h (LINK_SPEC): Add -z.
660 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
661 PARALLEL for an empty structure.
663 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
665 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
667 * fold-const.c (fold_binary): Unroll the very first "for"
670 2005-03-06 David Edelsohn <edelsohn@gnu.org>
672 * config/rs6000/predicates.md (branch_comparison_operator): Remove
673 redundant match_code test.
674 (scc_comparison_operator): Swap match_operand and match_code
676 (branch_positive_comparison_operator): Same.
677 (trap_comparison_operator): Use comparison_operator and swap with
680 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
683 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
684 (out_movhi_r_mr): Read low byte of volatile MEM first.
685 (out_movhi_mr_r): Write high byte of volatile MEM first.
687 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
689 * cselib.c (reg_values, reg_values_size): Make them static.
691 * cse.c (cse_reg_info_table): Make it static.
693 * fold-const.c (fold_unary): Use build1 instead of copy_node.
695 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
697 * cse.c (find_best_addr): Use canon_for_address.
699 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
701 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
702 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
703 SUBREG and MEM, respectively.
705 * fold-const.c (fold_binary): Use code instead of t.
707 * fold-const.c (optimize_minmax_comparison): Take decomposed
708 arguments code, type, op0, and op1 instead of t.
709 (fold_binary): Update a call to optimize_minmax_comparison.
711 * fold-const.c (fold_range_test): Take decomposed arguments
712 code, type, op0, and op1 instead of t.
713 (fold_binary): Update a call to fold_range_test.
715 * fold-const.c (fold_binary_op_with_conditional_arg): Take
716 decomposed arguments code, type, op0, and op1 instead of t.
717 (fold_binary): Update a call to fold_range_test.
719 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
721 * fold-const.c (fold_binary): Avoid directly using the original
722 expression t as much as possible.
724 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
726 * c-semantics.c (build_stmt): Use TYPE_P instead of
727 IS_NON_TYPE_CODE_CLASS.
728 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
729 (NON_TYPE_CHECK): Use TYPE_P instead of
730 IS_NON_TYPE_CODE_CLASS.
732 * fold-const.c (fold): Remove handling of binary expressions.
734 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
736 * doc/c-tree.texi: Wrap comments in @r{}.
737 * doc/cpp.texi: Likewise.
738 * doc/cppinternals.texi: Likewise.
739 * doc/extend.texi: Likewise.
740 * doc/md.texi: Likewise.
741 * doc/objc.texi: Likewise.
742 * doc/sourcebuild.texi: Likewise.
743 * doc/tm.texi: Likewise.
746 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
748 * predict.c (apply_return_prediction): Standardize PHI chain
750 * tree-ssa.c (ssa_redirect_edge): Likewise.
752 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
753 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
756 * tree-phinodes.c (remove_phi_node): Drop the last argument.
757 * tree-flow.h: Adjust the prototype for remove_phi_node.
758 * lambda-code.c (perfect_nestify): Adjust a call to
761 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
762 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
764 * tree-ssa-dce.c (remove_dead_phis): Likewise.
765 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
766 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
767 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
769 * combine.c (simplify_and_const_int): Use gen_int_mode instead
770 of GEN_INT (trunc_int_for_mode (...)).
771 * loop-iv.c (iv_number_of_iterations): Likewise.
772 * postreload.c (reload_cse_move2add): Likewise.
773 * simplify-rtx.c (simplify_const_unary_operation,
774 simplify_const_binary_operation): Likewise.
775 * stor-layout.c (get_mode_bounds): Likewise.
777 * fold-const.c (fold_binary): New.
778 (fold): Call fold_binary on binary expressions.
780 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
782 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
783 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
784 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
785 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
786 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
788 2005-03-04 Devang Patel <dpatel@apple.com>
790 PR tree-optimization/18815
791 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
792 loops with zero exit edges.
794 2005-03-04 Devang Patel <dpatel@apple.com>
796 * doc/invoke.texi: Remove reference to webpage that does not exist.
798 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
799 Joseph S. Myers <joseph@codesourcery.com>
802 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
803 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
804 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
805 * pa.c (get_plabel): Change argument to symbol_ref. Call
806 maybe_get_identifier instead of get_identifier.
807 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
808 (struct deferred_plabel): Replace name field with symbol field.
809 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
810 ASM_OUTPUT_EXTERNAL_REAL is defined.
811 (output_global_address): Use output_addr_const for output of all
813 (output_deferred_plabels): Use symbol_ref instead of name for address
815 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
816 ASM_OUTPUT_SYMBOL_REF): New macros.
817 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
819 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
822 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
824 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
825 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
827 2005-03-04 Jeff Law <law@redhat.com>
829 * basic-block.h (rediscover_loops_after_threading): Declare.
830 * tree-ssa-dom.c: Include cfgloop.h.
831 (tree_ssa_dominator_optimize): Discover loops and some basic
832 properties. Remove forwarder blocks recreated by loop header
833 canonicalization. Also mark backedges in the CFG.
834 * tree-ssa-threadupdate.c: Include cfgloop.h
835 (rediscover_loops_after_threading): Define.
836 (struct local_info): New field, JUMP_THREADED.
837 (prune_undesirable_thread_requests): New function.
838 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
839 then record that fact for the callers of redirct_edges.
840 (thread_block): If BB has incoming backedges, then call
841 prune_undesirable_thraed_requests. Note when we are
842 going to have to rediscover loop information. Return a
843 boolean indicating if any jumps were threaded.
844 (thread_through_all_blocks): Bubble up boolean indicating
845 if any jumps were threaded.
846 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
847 (tree-ssa-threadupdate.o): Similarly.
849 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
851 * fold-const.c (fold_ternary): Unroll the "for" loop to
854 2005-03-04 Andrew Haley <aph@redhat.com>
856 * unwind-dw2-fde-glibc.c (struct
857 unw_eh_callback_data.check_cache): New field.
858 (frame_hdr_cache): New.
859 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
860 Cache frame header info.
862 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
864 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
865 (print_c_condition): Declare.
866 * read-rtl.c (ptr_loc): New structure.
867 (ptr_locs, ptr_loc_obstack, joined_conditions)
868 (joined_conditions_obstack): New variables.
869 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
870 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
871 (join_c_conditions, print_c_condition): New functions.
872 (apply_macro_to_string): Associate the new string with the same
873 source location as the old one.
874 (add_condition_to_string): Use join_c_conditions.
875 (read_string): Use set_rtx_ptr_loc to record a filename and line
876 number for the string.
877 (read_rtx): Initialize the new variables above.
878 * genattrtab.c (write_test_expr, write_attr_value): Use
880 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
881 comment above the GCC_VERSION check.
882 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
883 Inline the definition of MAYBE_EVAL.
884 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
885 * genoutput.c (process_template): Likewise.
886 * genpreds.c (write_predicate_subfunction): Likewise.
887 (write_predicate_expr): Use print_c_condition.
888 * genrecog.c (write_cond): Likewise.
889 * gensupport.c (process_rtx): Use join_c_conditions to join the
890 conditions of a define_insn_and_split. Record a source location
891 for the string after the "&&".
892 (alter_test_for_insn): Use join_c_conditions.
894 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
897 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
898 PR tree-optimization/15784
899 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
902 2005-03-04 Ben Elliston <bje@au.ibm.com>
904 * gcc.c (option_map): Add --coverage.
905 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
906 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
907 * config/darwin.h: Pass -lgcov for `coverage'.
908 * doc/invoke.texi (Debugging Options): Document --coverage.
910 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
912 * gcse.c (bypass_block): Use find_edge wherever possible.
914 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
918 * c-opts.c (c_common_parse_file): Call start_source_file
919 and end_source_file at the approriate times.
921 * dwarf2out.c (dwarf2out_finish): Don't auto-end
922 the main file, it will be done for us now.
924 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
926 * fold-const.c (fold_ternary): New.
927 (fold): Call fold_ternary on ternary expressions. Remove
928 handling of ternary expressions.
930 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
932 PR tree-optimization/15784
933 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
936 2005-03-03 David Edelsohn <edelsohn@gnu.org>
938 * config/rs6000/predicates.md (branch_comparison_operator):
939 Convert from C block to conditional format.
941 2005-03-03 Jan Hubicka <jh@suse.cz>
943 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
944 and non-constant public variables.
946 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
948 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
951 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
954 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
955 calls to release_ssa_name and release_phi_node.
957 * fold-const.c (fold): Remove handling of unary expressions.
959 * fold-const.c (fold_unary): Avoid directly using the original
960 expression t as much as possible.
962 2005-03-03 Roger Sayle <roger@eyesopen.com>
963 Andrew Pinski <pinskia@physics.uc.edu>
965 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
966 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
968 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
970 Describe special registers SRP and MOF as allocatable registers.
971 * config/cris/cris.c (cris_md_asm_clobbers): New function.
972 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
973 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
974 TARGET_HAS_MUL_INSNS.
975 (cris_print_operand) <case 'd'>: New case.
976 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
977 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
979 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
980 (REG_ALLOC_ORDER): Update for MOF.
981 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
983 (GENERAL_REGS): No longer a define of ALL_REGS.
984 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
985 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
987 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
988 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
989 (SECONDARY_RELOAD_CLASS): Define.
990 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
991 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
992 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
993 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
994 (REGISTER_MOVE_COST): Define.
995 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
996 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
997 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
998 (CRIS_MOF_REGNUM): New define_constants.
999 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1001 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1003 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1004 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1005 Adjust for MOF being properly described as a register.
1006 (indir_to_reg_split): Name this split. Conditionalize on the
1007 destination register being a general register.
1008 (movei): Conditionalize on on operands 0 and 1 having the same
1011 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1014 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1015 -mcpu to override any other explicitly given flags.
1017 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1019 * recog.c (verify_changes, confirm_change_group): New functions,
1020 broken out of apply_change_group.
1021 (apply_change_group): Use them.
1022 * recog.h (verify_change, confirm_change_group): Declare.
1023 * rtl.h (redirect_jump_2): Declare.
1024 * jump.c (redirect_exp, invert_exp): Delete.
1025 (invert_exp_1): Take second parameter. Return value. Changed caller.
1026 (redirect_jump_2): New function, broken out of redirect_jump.
1027 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1028 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1029 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1031 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1033 * varasm.c (named_section): Use xstrdup rather than doing it by
1036 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1038 2005-03-02 Devang Patel <dpatel@apple.com>
1040 Undo PR tree-optimization/18815 fix.
1042 2005-03-02 Devang Patel <dpatel@apple.com>
1044 PR tree-optimization/18815
1045 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1046 loops with zero exit edges.
1048 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1050 * cfg.c (connect_src, connect_dest, disconnect_src,
1051 disconnct_dest): New.
1052 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1053 redirect_edge_pred): Use the new functions.
1055 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1056 free_dominance_info only when needed.
1058 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1061 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1062 (reg_or_sub_cint64_operand): Same.
1064 2005-03-02 Jeff Law <law@redhat.com>
1066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1067 CFG_ALTERED in the main DOM iteration loop.
1069 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1072 * varasm.c (initializer_constant_valid_p): Allow conversions
1073 between OFFSET_TYPEs. Tidy.
1075 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1077 * config/cris/cris.md ("return"): Remove epilogue delay list
1080 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1082 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1084 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1086 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1088 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1089 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1090 config/m68k/m68k.c, config/mips/mips.h,
1091 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1092 doc/include/gcc-common.texi: Update copyright.
1094 PR middle-end/18029 and PR middle-end/18030
1095 * expr.c (optimize_bitfield_assignment_op): Add a special case
1096 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1098 * fold-const.c (fold_unary): New.
1099 (fold): Call fold_unary on unary expressions.
1101 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1103 * cgraph.h (struct cgraph_edge): Add prev_caller and
1105 (cgraph_node_remove_callees): Export.
1106 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1108 (cgraph_edge_remove_callee): New function.
1109 (cgraph_edge_remove_caller): Likewise.
1110 (cgraph_remove_edge): Use.
1111 (cgraph_redirect_edge_callee): Likewise.
1112 (cgraph_node_remove_callees): New function.
1113 (cgraph_node_remove_callers): Likewise.
1114 (cgraph_remove_node): Use.
1115 * tree-optimize.c (tree_rest_of_compilation): Use
1116 cgraph_node_remove_callees instead of manual loop.
1117 * cgraphunit.c (cgraph_finalize_function): Likewise.
1118 (cgraph_expand_function): Likewise.
1119 (cgraph_remove_unreachable_nodes): Likewise.
1121 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1124 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1126 * c-decl.c (undeclared_variable): Take location as argument.
1127 * c-typeck.c (build_external_ref): Likewise.
1128 * c-parser.c (c_parser_postfix_expression): Pass location of
1129 identifier to build_external_ref.
1131 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1133 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1134 CCEQ mode for branch_positive_comparison_operator test.
1135 * config/rs6000/predicates (branch_comparison_operator): Revert to
1137 (scc_comparison_operator): Same.
1138 (branch_positive_comparison_operator): Same.
1140 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1142 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1143 (cris_delay_slots_for_epilogue): Remove.
1144 (save_last): Move into cris_target_asm_function_epilogue.
1145 (cris_target_asm_function_epilogue): Remove tests for file being
1147 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1148 (cris_delay_slots_for_epilogue): Remove prototypes.
1149 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1150 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1152 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1154 * config/rs6000/predicates.md (branch_comparison_operator): Change
1155 to define_special_predicate.
1156 (scc_comparison_operator): Same.
1157 (branch_positive_comparison_operator): Same.
1159 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1161 * Makefile.in (tree-ssa-sink.o): New.
1162 (OBJS-common): Add tree-ssa-sink.o.
1163 * common.opt: Add -ftree-sink
1164 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1165 * timevar.def (TV_TREE_SINK): new timevar.
1166 * tree-flow.h (is_hidden_global_store): Prototype.
1167 * tree-optimize.c (init_tree_optimization_passes): Add
1169 * tree-pass.h (pass_sink_code): New.
1170 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1171 for non-obvious global store store to is_hidden_global_store, and
1172 call that new function.
1173 * tree-ssa-sink.c: New file.
1174 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1175 * doc/passes.texi: Document forward store motion.
1176 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1177 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1178 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1179 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1181 2005-03-01 Per Bothner <per@bothner.com>
1183 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1184 and we have a non-zero column-number, add it to the message.
1185 Also factor out the diagnostic_kind_text.
1187 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1189 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1190 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1191 flow_loop_scan): Removed.
1192 (flow_loop_dump): Do not dump removed fields.
1193 (flow_loop_free): Do not free removed fields.
1194 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1195 (loop_exit_edge_p): New function.
1196 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1197 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1198 num_exits, exits_doms.
1199 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1200 LOOP_EDGES, LOOP_ALL): Removed.
1201 (flow_loop_scan): Declaration removed.
1202 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1203 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1205 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1206 (if_convert): Call flow_loops_find and flow_loops_free
1207 when calling mark_loop_exit_edges.
1208 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1209 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1210 free_dominance_info calls.
1211 * loop-init.c (flow_loops_find): Ditto.
1212 * passes.c (rest_of_handle_branch_prob): Ditto.
1213 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1214 * loop-unroll.c (analyze_insns_in_loop): Do not use
1216 * predict.c (predict_loops): Do not call flow_loop_scan.
1217 Use get_loop_exit_edges.
1218 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1219 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1220 Do not use EDGE_LOOP_EXIT.
1221 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1222 to bb_with_exit_edge_p.
1223 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1224 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1225 to bb_with_exit_edge_p.
1226 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1228 * tree-loop-linear.c (linear_transform_loops): Do not call
1229 flow_loop_scan. Use loop->single_exit.
1230 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1231 (vect_analyze_loop_form): Do not call flow_loop_scan.
1232 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1234 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1236 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1237 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1238 slpeel_tree_duplicate_loop_to_edge_cfg,
1239 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1240 Use loop_preheader_edge and loop->single_exit. Do not call
1243 2005-03-01 Nick Clifton <nickc@redhat.com>
1245 * config/arm/arm.c (thumb_find_work_register): Check all of the
1246 argument registers to see if they are free, and a couple of
1247 special cases where the last argument register but can be proved
1248 to be available during the function's prologue.
1249 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1250 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1251 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1253 (thumb_compute_save_reg_mask): Likewise. Also use
1254 thumb_find_work_register() to ensure that there is agreement about
1255 which work register is going to be used in the prologue.
1256 (thumb_output_function_prologue): Use unsigned long as the type
1257 for the register bit-mask. Also delay pushing the link register if
1258 other high registers are going to be pushed.
1259 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1260 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1261 redundant prototypes.
1263 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1266 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1267 and after reload in REG+REG indexed addresses without REG_POINTER
1268 set in the base and not set in the index.
1270 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1272 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1273 Don't undefine here.
1274 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1275 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1276 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1277 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1278 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1280 * config.gcc (sh*-*-linux*): Use config/linux.h.
1282 2005-02-28 Dale Johannesen <dalej@apple.com>
1283 Stan Shebs <shebs@apple.com>
1285 Rewrite of 64-bit Darwin structure-by-value pass/return.
1286 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1287 intoffset, use_stack, named.
1288 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1289 (rs6000_darwin64_record_arg_advance_flush): New.
1290 (rs6000_darwin64_record_arg_advance_recurse): New.
1291 (rs6000_darwin64_record_arg_flush): New.
1292 (rs6000_darwin64_record_arg_recurse): New.
1293 (rs6000_darwin64_record_arg): New.
1294 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1295 (function_arg_boundary): Handle 128-bit aligned structs.
1296 (function_arg_advance): Rewrite darwin64 struct handling.
1297 (function_arg): Call rs6000_darwin64_record_arg.
1298 (function_arg_partial_nregs): Handle darwin64 structs.
1299 (rs6000_darwin64_function_value): Remove.
1300 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1302 2005-02-28 Roger Sayle <roger@eyesopen.com>
1304 PR tree-optimization/20216
1305 * tree-chrec.c (tree_fold_factorial): Delete.
1306 (tree_fold_binomial): Change argument list to take a return type
1307 and change the type of K to unsigned int. Rewrite to avoid explicit
1308 evaluation of factorials, and (recursively) calling fold to perform
1309 compile-time arithmetic. Return NULL on (internal) overflow.
1310 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1311 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1312 if any intermediate calculation overflows.
1313 (chrec_apply): Update call to chrec_evaluate.
1315 2005-02-28 James E Wilson <wilson@specifixinc.com>
1317 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1319 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1322 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1323 instead of NULL_TREE on error.
1325 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1327 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1328 (EASY_VECTOR_15_ADD_SELF): Remove.
1329 (num_insns_constant_wide): Not static.
1330 (validate_condition_mode): Not static.
1331 (toc_relative_expr_p): Not static.
1332 (legitimate_indirect_address_p): Not static.
1333 (macho_lo_sum_memory_operand): Not static.
1334 (invalid_e500_subreg): Not static.
1335 (easy_vector_same): Not static.
1336 (easy_vector_splat_const): Not static.
1337 (RS6000_SYMBOL_REF_TLS_P): Remove.
1338 (any_operand): Delete.
1339 (any_parallel_operand): Delete.
1340 (count_register_operand): Delete.
1341 (altivec_register_operand): Delete.
1342 (xer_operand): Delete.
1343 (s8bit_cint_operand): Delete.
1344 (short_cint_operand): Delete.
1345 (u_short_cint_operand): Delete.
1346 (non_short_cint_operand): Delete.
1347 (exact_log2_cint_operand): Delete.
1348 (gpc_reg_operand): Delete.
1349 (cc_reg_operand): Delete.
1350 (cc_reg_not_cr0_operand): Delete.
1351 (reg_or_short_operand): Delete.
1352 (reg_or_neg_short_operand): Delete.
1353 (reg_or_aligned_short_operand): Delete.
1354 (reg_or_u_short_operand): Delete.
1355 (reg_or_cint_operand): Delete.
1356 (reg_or_arith_cint_operand): Delete.
1357 (reg_or_add_cint64_operand): Delete.
1358 (reg_or_sub_cint64_operand): Delete.
1359 (reg_or_logical_cint_operand): Delete.
1360 (got_operand): Delete.
1361 (got_no_const_operand): Delete.
1362 (easy_fp_constant): Delete.
1363 (easy_vector_constant): Delete.
1364 (easy_vector_constant_add_self): Delete.
1365 (zero_constant): Delete.
1366 (zero_fp_constant): Delete.
1367 (volatile_mem_operand): Delete.
1368 (offsettable_mem_operand): Delete.
1369 (mem_or_easy_const_operand): Delete.
1370 (add_operand): Delete.
1371 (non_add_cint_operand): Delete.
1372 (logical_operand): Delete.
1373 (non_logical_cint_operand): Delete.
1374 (mask_operand): Delete.
1375 (mask_operand_wrap): Delete.
1376 (mask64_operand): Delete.
1377 (mask64_2_operand): Delete.
1378 (and64_operand): Delete.
1379 (and64_2_operand): Delete.
1380 (and_operand): Delete.
1381 (reg_or_mem_operand): Delete.
1382 (lwa_operand): Delete.
1383 (symbol_ref_operand): Delete.
1384 (call_operand): Delete.
1385 (current_file_function_operand): Delete.
1386 (input_operand): Delete.
1387 (rs6000_nonimmediate_operand): Delete.
1388 (rs6000_tls_symbol_ref): Delete.
1389 (save_world_operation): Delete.
1390 (restore_world_operation): Delete.
1391 (load_multiple_operation): Delete.
1392 (store_multiple_operation): Delete.
1393 (vrsave_operation): Delete.
1394 (mfcr_operation): Delete.
1395 (mtcrf_operation): Delete.
1396 (lmw_operation): Delete.
1397 (stmw_operation): Delete.
1398 (branch_comparison_operator): Delete.
1399 (branch_positive_comparison_operator): Delete.
1400 (scc_comparison_operator): Delete.
1401 (trap_comparison_operator): Delete.
1402 (boolean_operator): Delete.
1403 (boolean_or_operator): Delete.
1404 (min_max_operator): Delete.
1405 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1406 (EASY_VECTOR_15): Moved to here.
1407 (EASY_VECTOR_15_ADD_SELF): Move to here.
1408 (PREDICATE_CODES): Delete.
1409 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1410 Declare functions no longer static.
1411 * config/rs6000/predicates.md: New.
1412 * config/rs6000/rs6000.md: Include predicates.md
1414 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1416 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1417 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1419 * cfgrtl.c (need_fake_edge_p): Likewise.
1420 * combine.c (distribute_notes): Likewise.
1421 * emit-rtl.c (try_split): Likewise.
1422 * recog.c (peephole2_opimize): Likewise.
1423 * reg-notes.def (ALWAYS_RETURN): Remove.
1424 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1425 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1426 * tree.h (ECF_ALWAYS_RETURN): Remove.
1428 2005-02-28 Roger Sayle <roger@eyesopen.com>
1431 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1432 between different machine modes is never a "useless" conversion.
1434 2005-02-28 Geert Bosch <bosch@gnat.com>
1437 * doc/contrib.texi: List contributors for Ada front end
1439 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1441 * simplify-rtx.c (simplify_unary_operation_1,
1442 simplify_const_unary_operation): New, extracted from...
1443 (simplify_unary_operation): ... this one.
1444 (simplify_binary_operation_1,
1445 simplify_const_binary_operation): New, extracted from...
1446 (simplify_binary_operation): ... this one.
1447 * rtl.h (simplify_const_unary_operation,
1448 simplify_const_binary_operation): Add prototypes.
1450 2005-02-28 Julian Brown <julian@codesourcery.com>
1452 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1453 building libjava and caused PR regression/20228.
1455 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1458 * Makefile.in (host_subdir): New.
1459 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1460 * configure: Regenerate.
1462 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1464 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1465 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1466 installation directory first.
1468 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1471 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1472 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1473 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1474 * config/cris/cris.md: Tweak comments referring to Q.
1475 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1476 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1477 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1478 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1479 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1480 Insert spaces in constraints to align alternatives vertically for
1482 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1485 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1487 PR rtl-optimization/17728
1488 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1489 operand 0 from general_operand to move_dest_operand.
1491 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1493 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1494 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1495 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1496 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1498 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1500 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1501 * configure: Regenerate.
1502 * libada-mk.in: Remove CC; rename
1503 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1505 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1508 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1509 for the lhs, also walk over the tree. Likewise for rhs.
1511 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1513 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1514 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1515 Do not propagate value of iv before increment over the increment.
1517 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1519 * c-parser.c: New file.
1520 * c-parse.in: Remove.
1521 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1523 (c-parser.o): Add dependencies.
1524 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1525 maintainer-clean, TAGS): Update.
1526 * c-config-lang.in (gtfiles): Update.
1527 * gengtype-lex.l: Don't handle "@@".
1528 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1529 objc_build_synchronized, objc_begin_try_stmt,
1530 objc_begin_catch_clause, objc_finish_catch_clause,
1531 objc_build_finally_clause, objc_finish_try_stmt): New.
1532 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1534 (c_parse_init): Update comment.
1535 * c-decl.c (c_init_decl_processing): Update comment.
1536 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1537 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1538 new c_declspecs members.
1540 2005-02-25 Julian Brown <julian@codesourcery.com>
1542 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1543 from being used for symbols with vague linkage when
1544 HAVE_GAS_COMDAT_GROUP is true.
1546 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1548 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1550 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1553 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1554 (LIBGCC2_HAS_DF_MODE): New.
1555 (LIBGCC2_HAS_XF_MODE): New.
1556 (LIBGCC2_HAS_TF_MODE): New.
1557 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1558 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1559 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1560 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1561 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1562 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1563 and add _fixtfdi, _fixunstfdi, _floatditf
1564 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1565 L_fixunstfdi, L_floatditf.
1566 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1567 (LIBGCC2_HAS_TF_MODE): Define.
1569 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1571 PR tree-optimization/20204
1572 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1573 REWRITE_THIS_STMT markers on PHI nodes.
1574 (rewrite_initialize_block): Likewise.
1576 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1578 * version.c (version_string): Update to 4.1.
1580 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1582 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1583 Clarify that the alternative way doesn't work in GNU C++.
1585 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1587 PR tree-optimization/19937
1588 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1589 to the type of the induction variable.
1591 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1593 PR rtl-optimization/20117
1594 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1595 the block including noncopyable insn.
1597 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1599 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1600 calls to find_reg_note.
1602 2005-02-24 Richard Henderson <rth@redhat.com>
1605 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1608 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1610 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1611 vector types if to use base reg for misaligned non-word ld/std.
1613 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1616 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1617 dwarf2 label manually and put it after, not before the prologue.
1619 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1622 * reload.c (operands_match_p): Only increment register number for
1623 SCALAR_INT_MODE_P modes in multiple hard registers.
1625 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1628 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1630 * ChangeLog.5: Fix log message typo(s).
1631 * ChangeLog.7: Likewise.
1632 * ChangeLog.tree-ssa: Likewise.
1633 * cfgexpand.c: Fix comment typo(s).
1634 * conflict.c: Likewise.
1635 * defaults.h: Likewise.
1636 * dwarf2out.c: Likewise.
1638 * ggc-page.c: Likewise.
1639 * tree-eh.c: Likewise.
1640 * tree-ssa-dom.c: Likewise.
1642 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1645 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1646 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1647 if SHARED is defined.
1650 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1651 allow splitting only if operands 0 and 3 don't overlap.
1653 2005-02-24 Richard Henderson <rth@redhat.com>
1656 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1657 (fold_builtin_1): Call them.
1658 * fold-const.c (fold_complex_mult_parts): Split out from ...
1659 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1660 (fold_complex_div_parts, fold_complex_div): New.
1662 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1664 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1666 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1667 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1669 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1670 (print_node): Likewise.
1671 Print TYPE_SIZES_GIMPLIFIED.
1673 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1675 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1676 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1677 operands as commutative in constraints.
1679 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1681 * tree-into-ssa.c: Re-organize internal functions.
1683 2005-02-24 Richard Henderson <rth@redhat.com>
1686 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1688 * common.opt (fcx-limited-range): New.
1689 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1690 * toplev.c (flag_complex_method): Initialize to 1.
1691 (process_options): Set flag_complex_method to 0 if
1692 flag_cx_limited_range.
1693 * doc/invoke.texi (-fcx-limited-range): New.
1695 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1697 * cse.c (delete_trivially_dead_insns): Speed up by using
1698 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1701 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1703 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1704 functions when -mid-shared-library is being used.
1706 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1708 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1709 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1710 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1711 * system.h: Poison LINK_LIBGCC_SPECIAL.
1713 2005-02-23 James E Wilson <wilson@specifixinc.com>
1715 * gengtype.c (note_insn_name): Make 1 element larger.
1717 2005-02-23 Roger Sayle <roger@eyesopen.com>
1720 PR rtl-optimization/20097
1721 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1722 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1724 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1726 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1727 * t-aix52 (SHLIB_INSTALL): Same.
1729 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1731 * genpreds.c: Update copyright.
1733 2005-02-23 Michael Beach <michaelb@ieee.org>
1736 * config/sparc/t-elf (startup files): Assemble with CPP.
1738 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1740 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1741 (write_predicate_expr): Likewise.
1743 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1745 PR tree-optimization/20100
1746 PR tree-optimization/20115
1747 * tree-optimize.c (init_tree_optimization_passes): Remove
1748 pass_maybe_create_global_var.
1749 * tree-pass.h (pass_maybe_create_global_var): Remove.
1750 * tree-ssa-alias.c (aliases_computed_p): Declare.
1751 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1752 (count_calls_and_maybe_create_global_var): Remove.
1753 (pass_maybe_create_global_var): Remove.
1754 (init_alias_info): Do not declare aliases_computed_p.
1755 (maybe_create_global_var): If the function contains no
1756 call-clobbered variables and a mix of pure/const and regular
1757 function calls, create .GLOBAL_VAR.
1758 Mark all call-clobbered variables for renaming.
1759 (merge_pointed_to_info): Update comment.
1760 (add_pointed_to_var): Likewise.
1761 (is_escape_site): Likewise.
1762 Accept struct alias_info * instead of size_t *.
1764 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1766 * tree-ssa-operands.c (get_call_expr_operands): If
1767 ALIASES_COMPUTED_P is false, do not add call-clobbering
1769 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1770 (delete_tree_ssa): Likewise.
1772 2005-02-22 James E Wilson <wilson@specifixinc.com>
1774 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1775 (do_compile): Do call it here.
1777 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1779 PR rtl-optimization/20017.
1780 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1781 rest_of_handle_cse2, rest_of_handle_gcse): Call
1782 delete_dead_jumptables immediately before calling cleanup_cfg.
1784 2005-02-22 Devang Patel <dpatel@apple.com>
1787 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1790 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1792 * config/rs6000/aix.h (WINT_TYPE): Define.
1794 2005-02-22 Stan Shebs <shebs@apple.com>
1796 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1797 natural alignment for 64-bit Darwin.
1798 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1800 * doc/invoke.texi: Document this.
1802 2005-02-22 DJ Delorie <dj@redhat.com>
1804 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1805 to make_[un]signed_type, not the mode itself.
1807 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1809 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1810 not available. Use tail calls wherever possible.
1811 (make_edge): Call unchecked_make_edge to create an edge.
1813 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1814 (coalesce_ssa_name): Don't check for
1815 SSANORM_USE_COALESCE_LIST.
1816 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1818 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1820 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1821 (rewrite_into_ssa): ... here.
1823 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1825 PR tree-optimization/19786
1826 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1827 tag to another's may-alias bitmap when adding to the other's list.
1829 2005-02-21 DJ Delorie <dj@redhat.com>
1831 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1832 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1833 registers in unsupported ways.
1834 * expmed.c (init_expmed): Likewise.
1836 2005-02-21 Stan Cox <scox@redhat.com>
1838 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1840 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1842 * tree-cfg.c (fold_cond_expr_cond): New.
1843 (make_edges): Call fold_cond_expr_cond.
1844 (find_taken_edge): Accept nothing but INTEGER_CST.
1845 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1847 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1849 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1850 that do not belong to any basic block.
1852 2005-02-21 Jeff Law <law@redhat.com>
1854 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1857 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1859 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1860 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1861 Adjust their definitions.
1862 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1863 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1865 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1866 genautomata.c, langhooks.c, langhooks.h, system.h,
1867 config/arm/lib1funcs.asm: Update copyright.
1869 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1871 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1873 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1876 * doc/install.texi: Document --with-gc.
1878 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1880 * simplify-rtx.c (simplify_unary_operation): Add a missing
1883 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1885 PR tree-optimization/18663
1886 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1887 if the type has variable bounds.
1889 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1891 * gcse.c: Remove an obsolete comment.
1893 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1895 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1897 * doc/extend.texi (Function Attributes) <Attribute const>: The
1898 attribute "pure" is below this text, not above.
1900 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1902 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1903 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1904 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1906 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1909 * langhooks.h (struct lang_hooks): Add to_target_charset.
1910 * langhooks.c (lhd_to_target_charset): New function.
1911 * langhooks-def.h: Declare lhd_to_target_charset.
1912 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1913 (LANG_HOOKS_INITIALIZER): Update.
1914 * c-common.c (c_common_to_target_charset): New function.
1915 * c-common.h: Declare it.
1916 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1917 c_common_to_target_charset.
1919 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1920 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1922 * system.h: Poison them.
1923 * doc/tm.texi: Don't discuss them.
1924 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1925 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1926 (pp_c_char): Do not attempt to generate letter escapes for
1928 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1929 * config/mips/mips.c (mips_output_ascii): Likewise.
1931 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1933 PR tree-optimization/19951
1934 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1937 2005-02-19 Steven Bosscher <stevenb@suse.de>
1940 * function.h (struct function): New field `max_loop_depth'.
1941 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1942 (flow_loops_find): Reset the max loop depth count before finding loops.
1943 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1944 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1945 (calculate_global_regs_live): Make sure the loop will terminate
1946 when the initial sets are not empty.
1948 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1950 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1952 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1954 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1957 * doc/invoke.texi: Remove documentation of %M spec.
1959 (init_spec): Remove %M suffix from -lgcc_s.
1960 (do_spec_1): Remove 'M' case.
1961 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1962 to put shared libraries in the multilib directory. Remove the
1963 shlib_so_soname substitution variable. Don't add a multilib encoding
1964 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1965 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1966 SHLIB_INSTALL as well as SHLIB_LINK.
1967 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1968 (SHLIB_NAME): Delete.
1969 (SHLIB_DIR): New macro.
1970 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1971 (SHLIB_INSTALL): Adjust accordingly.
1972 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1973 * config/t-slibgcc-sld: Likewise.
1974 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1975 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1976 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1978 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1979 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1980 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1981 Use @shlib_base_name@ instead of @shlib_so_name@.
1982 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1983 and @shlib_base_name@.so in @multilib_dir@.
1984 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1985 to the install path.
1986 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1987 (SHLIB_LINK): Remove previous workaround.
1988 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1989 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1990 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1992 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1993 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1994 (SHLIB_INSTALL): Adjust accordingly.
1995 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1996 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1997 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1998 config/t-slibgcc-elf-ver.
2000 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2001 Jakub Jelinek <jakub@redhat.com>
2003 PR tree-optimization/19828
2004 * tree-ssa-loop-im.c: Add a TODO comment.
2005 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2006 without side-effects.
2008 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2010 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2013 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2015 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2016 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2017 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2019 (ia64_reorg): Delete fixup_errata call.
2020 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2021 (TARGET_SWITCHES): Delete -mb-step entry.
2023 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2026 * c-typeck.c (composite_type): Handle quals in transparent unions.
2027 (type_lists_compatible_p): Likewise.
2029 2005-02-18 Stan Shebs <shebs@apple.com>
2031 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2032 expressions in the .literal8 section.
2034 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2036 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2038 2005-02-18 Roger Sayle <roger@eyesopen.com>
2040 * fold-const.c (constant_boolean_node): Always create values of the
2041 specified type, don't bother calling truthvalue_conversion.
2043 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2045 * except.c (output_function_exception_table): Call
2046 assemble_external_libcall (eh_personality_libfunc).
2048 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2051 * config/ia64/ia64.h (struct machine_function): Add state_num.
2052 * config/ia64/ia64.c (process_epilogue,
2053 process_for_unwind_directive): Use new unwind state numbers each
2054 time rather than state 1.
2056 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2059 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2060 before the "*llgt_didi" pattern.
2062 2005-02-18 Jason Merrill <jason@redhat.com>
2064 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2066 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2068 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2069 (div0): Use it in place of ARM_FUNC_ALIAS.
2070 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2072 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2075 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2076 access, the lower bound of the array type if it exists.
2078 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2081 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2082 cases that are out-of-range for the index type.
2084 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2086 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2087 (estimate_case_costs): Don't call convert.
2088 * expmed.c (expand_shift): Likewise.
2089 (make_tree): Call fold_convert instead of convert.
2091 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2094 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2095 that ref to be marked MEM_READONLY_P doesn't have base that needs
2098 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2100 * genautomata.c (output_get_cpu_unit_code_func,
2101 output_cpu_unit_reservation_p): Don't generate old-style function
2104 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2107 PR tree-optimization/20009
2108 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2110 PR tree-optimization/18947
2111 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2112 inline, remove all nodes that are inlined into the extern inline
2115 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2117 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2118 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2119 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2120 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2123 2005-02-17 Roger Sayle <roger@eyesopen.com>
2125 PR tree-optimization/19917
2126 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2127 to be potentially trapping.
2129 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2131 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2133 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2135 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2136 tem becomes a local variable which is set to the value of the
2137 back end defined INITIAL_FRAME_ADDRESS macro.
2138 (expand_builtin_frame_address): Omit the base parameter to
2139 expand_builtin_return_addr.
2140 (expand_builtin_profile_func): Likewise.
2141 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2142 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2143 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2145 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2147 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2148 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2149 * config/frv/frv.c (frv_function_epilogue): Likewise.
2151 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2153 * lambda-code (perfect_nestify): Remove mark/unmark
2155 * tree-loop-linear.c (linear_transform_loops): Add
2156 rewrite_into_ssa call so that ssa is correct for
2157 rewriting into loop closed.
2159 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2161 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2162 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2164 * bt-load.c (btr_def_live_range, combine_btr_defs,
2165 migrate_btr_def, migrate_btr_defs): Likewise.
2166 * cfgcleanup.c (thread_jump): Likewise.
2167 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2168 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2169 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2170 df_rd_local_compute, df_reg_info_compute): Likewise.
2171 * dominance.c (init_dom_info, free_dom_info): Likewise.
2172 * flow.c (init_propagate_block_info,
2173 free_propagate_block_info): Likewise.
2174 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2175 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2176 modify_reg_pav): Likewise.
2177 * loop-invariant.c (find_defs, find_invariant_insn,
2178 find_invariants, free_inv_motion_data): Likewise.
2179 * predict.c (tree_predict_by_opcode,
2180 estimate_bb_frequencies): Likewise.
2181 * stmt.c (expand_case): Likewise.
2182 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2183 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2184 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2185 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2186 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2187 rewrite_ssa_into_ssa): Likewise.
2188 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2189 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2190 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2191 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2192 * tree-sra.c (tree_sra): Likewise.
2193 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2194 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2195 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2197 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2198 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2200 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2201 calculate_live_on_entry, calculate_live_on_exit,
2202 build_tree_conflict_graph): Likewise.
2203 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2204 record_important_candidates, set_use_iv_cost, find_depends,
2205 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2206 tree_ssa_iv_optimize_finalize): Likewise.
2207 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2208 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2209 tree_duplicate_loop_to_header_edge): Likewise.
2210 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2211 * tree-ssa.c (verify_flow_insensitive_alias_info,
2212 verify_name_tags, verify_ssa, init_tree_ssa,
2213 delete_tree_ssa): Likewise.
2214 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2215 fini_ssanames): Likewise.
2216 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2218 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2220 * config/rs6000/t-rtems: Completely reworked.
2222 2005-02-17 Ira Rosen <irar@il.ibm.com>
2224 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2226 2005-02-17 Ira Rosen <irar@il.ibm.com>
2228 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2229 POINTER_TYPE_P when checking that type is a pointer.
2230 (vect_get_memtag): Remove.
2231 (vect_address_analysis): Use POINTER_TYPE_P. Call
2232 vect_object_analysis with dummy parameter for memtag.
2233 (vect_object_analysis): Extract memtag (functionality that
2234 used to be in vect_get_memtag and moved here). Fix printings.
2235 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2236 with correct parameters. Remove call to vect_get_memtag.
2238 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2240 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2241 (tree-vectorizer.o): Added missing dependencies.
2243 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2245 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2246 declaration in tree-vectorizer.c, now has an extern declaration in
2248 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2249 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2250 get_vectype_for_scalar_type, vect_is_simple_use,
2251 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2252 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2253 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2254 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2255 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2256 find_loop_location): Likewise.
2258 * tree-vectorizer.c (langhooks.h): #include removed.
2259 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2260 moved to tree-vectorized.h.
2261 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2262 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2263 get_vectype_for_scalar_type, vect_is_simple_use,
2264 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2265 vect_supportable_dr_alignment, new_loop_vec_info,
2266 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2267 vect_set_verbosity_level, find_loop_location): Likewise.
2269 (vect_analyze_loop): Function externalized. Declaration moved to
2270 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2271 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2272 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2273 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2274 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2275 vect_enhance_data_refs_alignment, vect_analyze_operations,
2276 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2277 vect_stmt_relevant_p, vect_get_loop_niters,
2278 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2279 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2280 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2281 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2282 vect_get_memtag): Likewise.
2284 (vectorizable_load): Function externalized. Declaration moved to
2285 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2286 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2287 vect_transform_loop): Likewise.
2288 (vect_transform_stmt): Moved to tree-vect-transform.c.
2289 (vect_align_data_ref, vect_create_destination_var,
2290 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2291 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2292 vect_get_vec_def_for_operand, vect_init_vector,
2293 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2294 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2295 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2296 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2297 vect_do_peeling_for_loop_bound): Likewise.
2299 * tree-vect-analyze.c: New file.
2300 * tree-vect-transform.c: New file.
2302 2005-02-17 Jason Merrill <jason@redhat.com>
2304 PR mudflap/19319, c++/19317
2305 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2308 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2310 * doc/install.texi (Specific): Update link for Darwin-specific
2313 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2315 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2316 constant_boolean_node.
2318 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2321 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2322 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2324 2005-02-16 Richard Henderson <rth@redhat.com>
2327 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2329 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2330 replace uses with Wtype_MAXp1_F.
2331 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2332 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2333 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2334 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2335 and HAVE_TFMODE as appropriate.
2336 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2337 (__floatdisf): Likewise.
2338 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2339 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2340 (Wtype_MAXp1_F): New.
2341 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2342 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2344 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2347 * arm.c (arm_apply_result_size): New function.
2348 * arm.h (APPLY_RESULT_SIZE): Define.
2349 * arm-protos.h (arm_apply_result_size): Add prototype.
2350 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2351 (movxf): New expand.
2352 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2353 (call_value_symbol): Remove predicate for operand 0.
2354 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2355 (untyped_call): Rework to correclty return values for any type.
2356 (untyped_return): New expand.
2357 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2359 2005-02-16 Stan Shebs <shebs@apple.com>
2361 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2362 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2364 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2366 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2367 configure settings on Solaris 7 and later.
2369 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2371 PR tree-optimization/19865
2372 * tree-optimize.c (init_tree_optimization_passes): Run
2373 pass_may_alias after pass_sra.
2375 2005-02-16 Richard Henderson <rth@redhat.com>
2376 Stuart Hastings <stuart@apple.com>
2379 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2380 Do nothing if debug info suppressed for this function.
2381 (dbxout_begin_function): Early exit if debug info suppressed for
2384 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2387 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2389 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2391 PR tree-optimization/19967
2392 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2393 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2394 argument TYPE. Adjust calls to fold_builtin_XXX.
2395 (expand_builtin, fold_builtin_1): Adjust calls to
2397 (fold_builtin_strchr, fold_builtin_strpbrk,
2398 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2399 result to a requested type TYPE.
2401 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2404 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2405 (T)x & (T)cst if (T)cst overflows.
2406 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2407 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2409 2005-02-15 Jeff Law <law@redhat.com>
2411 * gcse.c (blocks_with_calls): New bitmap.
2412 (alloc_gcse_mem): Allocate it.
2413 (free_gcse_mem): Free it.
2414 (clear_modifY_mem_tables): Clear it.
2415 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2416 when we encounter CALL_INSNs.
2417 (compute_transp, case MEM): Handle blocks with calls separate
2418 from blocks without calls. Use bitmap iterators rather than
2421 2005-02-15 Peter O'Gorman <peter@pogma.com>
2424 * mklibgcc.in (vis_hide): Use a temporary object file, not
2427 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2430 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2431 access optimization.
2433 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2434 Alan Modra <amodra@bigpond.net.au>
2437 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2438 (_xlqsub): Rename to __gcc_qsub.
2439 (_xlqmul): Rename to __gcc_qmul.
2440 (_xlqdiv): Rename to __gcc_qdiv.
2441 Provide versioned symbol aliases with old names.
2442 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2443 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2444 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2445 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2446 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2448 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2450 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2451 Fold ~(A - 1) and ~(A + -1) to -A.
2453 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2457 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2458 config/pa/pa-host.c:pa_gt_pch_use_address.
2460 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2462 * tree-vn.c (get_value_handle): Make sure that given an
2463 is_gimple_min_invariant expression, we always return it.
2465 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2467 * passes.c (rest_of_handle_gcse): Fix a comment.
2469 2005-02-15 Jeff Law <law@redhat.com>
2471 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2473 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2474 (canon_list_insert, record_last_mem_set_info): Similarly.
2475 (clear_modify_mem_tables): Similarly.
2477 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2479 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2480 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2481 config/mips/mips.md, config/rs6000/aix.h,
2482 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2484 2005-02-15 Richard Henderson <rth@redhat.com>
2486 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2487 call to be best_edge.
2489 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2491 * basic-block.h: Adjust the prototype for find_basic_blocks.
2492 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2493 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2496 * flow.c (recompute_reg_usage): Remove all arguments.
2497 * passes.c (rest_of_compilation): Adjust the call to
2498 recompute_reg_usage.
2499 * rtl.h: Adjust the prototype for recompute_reg_usage.
2501 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2503 * tree-dump.c (dump_files): Update to reflect new member
2505 (dump_register): Add new argument.
2507 (dump_switch_p_1): Check against glob name if doglob was passed.
2508 (dump_switch_p): Check against regular first, then glob if
2509 we didn't have any hits on the dump name.
2510 * tree-optimize.c (register_one_dump_file):
2511 Pass in glob name as well.
2512 * tree-pass.h (struct dump_file_info): Add glob
2515 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2517 PR preprocessor/16323
2518 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2520 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2523 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2524 (trunctfdf2_internal1): New.
2525 (trunctfdf2_internal2): Renamed from trunctfdf2.
2527 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2529 PR tree-optimization/19853
2530 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2532 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2534 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2535 delete_dead_jumptables and cleanup_cfg.
2537 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2539 * reload.c (find_reloads): Swap address_reloaded flags when
2540 swapping commutative operands.
2542 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2544 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2545 Use standard_iv_increment_position for computing the bsi position
2547 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2550 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2553 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2554 life range of hard registers.
2555 * value-prof.c (insn_prefetch_values_to_profile): Only
2558 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2559 profile in libcalls.
2561 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2563 * bitmap.h (bitmap_and_compl_into): Return bool.
2564 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2566 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2568 PR tree-optimization/19944
2569 * fold-const.c (fold): Re-add ABS_EXPR folding.
2571 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2574 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2575 {TARGET,MASK}_XL_COMPAT.
2576 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2578 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2579 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2581 (rs6000_arg_partial_bytes): Same.
2582 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2583 and XL compatibility enabled.
2584 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2585 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2586 test to final condition.
2587 (cmptf_internal2): New.
2588 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2589 xl-compat. Add TFmode information to description.
2591 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2593 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2595 2005-02-13 Jason Merrill <jason@redhat.com>
2598 * fold-const.c (fold_indirect_ref_1): Split out from...
2599 (build_fold_indirect_ref): Here.
2600 (fold_indirect_ref): New fn.
2601 * tree.h: Declare it.
2602 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2603 (gimplify_modify_expr_rhs): Likewise.
2604 (gimplify_expr): Likewise.
2606 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2608 PR tree-optimization/14303
2609 PR tree-optimization/15784
2610 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2611 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2612 ABS_EXPR<x> != 0 to x != 0.
2614 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2616 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2617 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2618 spelling conventions.
2620 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2621 delete_trivially_dead_insns too many times.
2623 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2626 2005-02-12 Ira Rosen <irar@il.ibm.com>
2628 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2629 (vect_is_simple_iv_evolution): Remove redundant parameter
2631 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2632 without last parameter.
2633 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2634 Return pointer step. Call vect_is_simple_iv_evolution without
2635 last parameter. Check only that the step is multiple of size
2636 type. Remove stmt_vinfo updates.
2637 (vect_get_memtag_and_dr): Remove.
2638 (vect_get_memtag): New function.
2639 (vect_address_analysis): New function.
2640 (vect_object_analysis): New function.
2641 (vect_analyze_data_refs): Call vect_object_analysis and
2642 vect_get_memtag. Update stmt_vinfo fields.
2644 2005-02-12 Ira Rosen <irar@il.ibm.com>
2646 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2647 exist and are objects. Remove checks for pointer.
2648 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2649 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2650 (vect_create_data_ref_ptr): Likewise.
2651 (vect_base_addr_differ_p): New function.
2652 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2653 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2654 Don't set the DR_BASE_NAME field of data-ref.
2655 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2657 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2659 * optabs.h (enum optab_index): Add new OTI_ldexp.
2660 (ldexp_optab): Define corresponding macro.
2661 * optabs.c (init_optabs): Initialize ldexp_optab.
2662 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2664 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2666 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2667 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2669 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2670 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2673 2005-02-12 Ira Rosen <irar@il.ibm.com>
2675 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2677 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2679 (vect_get_base_and_offset): Always return an address.
2680 (vect_create_addr_base_for_vector_ref): Remove treatment for
2681 different data reference types.
2682 (vect_compute_data_ref_alignment): Rename base to base_address in
2683 stmt_vec_info. Get the object in order to force its alignment.
2684 (vect_get_memtag_and_dr): Rename base to base_address in
2685 stmt_vec_info. Extract the object for memtag analysis.
2687 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2689 PR regression/19898.
2690 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2691 changes cc_status, use apply modified_in_p to part of cc_status
2692 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2695 2005-02-11 Richard Henderson <rth@redhat.com>
2697 * tree-complex.c (expand_complex_libcall): New.
2698 (expand_complex_multiplication): Use it for c99 compliance.
2699 (expand_complex_division): Likewise.
2700 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2702 * builtins.c (built_in_names): Remove const.
2703 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2705 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2706 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2707 (built_in_names): Remove const.
2708 * c-common.c (c_common_type_for_mode): Handle complex modes.
2709 * flags.h, toplev.c (flag_complex_method): Rename from
2710 flag_complex_divide_method.
2711 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2712 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2713 * libgcc2.h: Declare them.
2714 * libgcc-std.ver: Export them.
2715 * mklibgcc.in (lib2funcs): Build them.
2717 2005-02-11 Steven Bosscher <stevenb@suse.de>
2719 PR tree-optimization/19876
2720 Partially revert my change from 2005-01-14
2721 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2722 (compute_antic): ...and remove the loop here.
2724 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2727 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2728 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2730 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2731 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2733 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2735 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2736 offsets for the big-endian 32-bit case.
2738 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2740 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2742 2005-02-11 Dale Johannesen <dalej@apple.com>
2744 * cselib.c (cselib_process_insn): Clear out regs where
2745 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2746 * reload.c (find_equiv_reg): Ditto.
2748 2005-02-11 Ian Lance Taylor <ian@airs.com>
2750 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2753 * tree.c (build_function_type_list): Work correctly if there are
2756 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2758 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2759 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2760 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2761 TARGET_ZARCH instead of TARGET_64BIT.
2763 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2765 * config/rs6000/t-rtems:
2766 (MULTILIB_OPTIONS): Remove mcpu=602.
2767 (MUTLILIB_DIRNAMES): Remove m602.
2768 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2769 Let mcpu=602 match mcpu=603.
2770 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2772 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2774 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2777 2005-02-10 David Daney <ddaney@avtrex.com>
2779 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2780 * config/i386/linux-unwind.h: Likewise.
2781 * config/ia64/linux-unwind.h: Likewise.
2782 * config/mips/linux-unwind.h: Likewise.
2783 * config/pa/linux-unwind.h: Likewise.
2784 * config/rs6000/linux-unwind.h: Likewise.
2785 * config/s390/linux-unwind.h: Likewise.
2786 * config/sh/linux-unwind.h: Likewise.
2787 * config/sparc/linux-unwind.h: Likewise.
2789 2005-02-10 Steven Bosscher <stevenb@suse.de>
2791 PR tree-optimization/17549
2792 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2793 TER to replace a DEF with its expression if the DEF and the
2794 rhs of the expression we replace into have the same root
2797 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2799 * config/mips/mips.md: Fix the placement of the match_scratch in the
2802 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2804 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2807 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2809 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2810 (strip_offset): Handle addresses.
2811 (add_address_candidates): Use strip_offset.
2812 (difference_cost): Reflect strip_offset change.
2813 (force_var_cost, difference_cost): Strip nops.
2815 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2817 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2819 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2820 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2821 config/cris/cris-protos.h, config/cris/cris.c: Update
2824 2005-02-10 Jeff Law <law@redhat.com>
2826 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2827 (lookup_avail_expr): Similarly.
2829 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2831 * builtins.c (fold_builtin_powi): New function.
2832 (fold_builtin_1): Call it.
2834 2005-02-10 Steven Bosscher <stevenb@suse.de>
2836 PR documentation/19309
2837 * doc/cpp.texi: The __GNUC__ and related predefined macros
2838 are also defined for the "standalone" cpp.
2839 Some non-GCC compilers may also define __GNUC__.
2841 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2844 * c-typeck.c (common_type): New routine. Old common_type renamed
2846 (c_common_type): ...this.
2847 (build_conditional_expr, build_binary_op): Use c_common_type instead
2850 2005-02-10 Steven Bosscher <stevenb@suse.de>
2852 * doc/md.texi: Replace @samp{length} with @code{length}.
2854 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2856 PR tree-optimization/18687
2857 * tree-flow.h (find_loop_niter): Declare.
2858 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2859 Try using scev even for loops with more than one exit.
2860 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2861 (struct ivopts_data): Added niters field.
2862 (struct nfe_cache_elt): New.
2863 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2865 (tree_ssa_iv_optimize_init): Initialize niters cache.
2866 (determine_number_of_iterations): Removed.
2867 (find_induction_variables): Do not call determine_number_of_iterations.
2868 Access niters for single exit through niter_for_single_dom_exit.
2869 (add_iv_outer_candidates): Access niters for single exit through
2870 niter_for_single_dom_exit.
2871 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2872 number_of_iterations_cond.
2873 (iv_period): New function.
2874 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2875 (may_replace_final_value): Take data argument. Use
2876 niter_for_single_dom_exit.
2877 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2878 (rewrite_use_compare): Pass data to may_eliminate_iv.
2879 (rewrite_use_outer): Pass data to may_replace_final_value.
2880 (free_loop_data): Clean up the niters cache.
2881 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2882 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2883 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2884 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2885 (num_ending_zeros): Moved to tree.c.
2886 * tree.h (num_ending_zeros): Declare.
2887 * tree.c (num_ending_zeros): Moved from tree.c.
2889 2005-02-09 Richard Henderson <rth@redhat.com>
2891 * builtins.c (DEF_BUILTIN): Add COND argument.
2892 * tree.h (DEF_BUILTIN): Likewise.
2893 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2894 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2896 (DEF_BUILTIN_STUB): New.
2897 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2898 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2899 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2900 * c-common.c (DEF_BUILTIN): Add COND argument.
2901 * tree.c (local_define_builtin): New.
2902 (build_common_builtin_nodes): New.
2904 2005-02-09 Roger Sayle <roger@eyesopen.com>
2906 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2907 floating point expression ignoring the sign of the result.
2908 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2909 (fold) <MULT_EXPR>: Use it to simplify x*x.
2910 * tree.h (fold_strip_sign_ops): Prototype here.
2911 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2912 argument. Use fold_strip_sign_ops to simplify the first argument.
2913 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2914 first argument when the second argument is an even integer
2915 constant, but only with -funsafe_math_optimizations.
2916 (fold_builtin_1): Update call to fold_builtin_copysign.
2918 2005-02-09 Ian Lance Taylor <ian@airs.com>
2921 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2922 just check whether EH_FILTER_FAILURE falls through.
2924 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2926 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2927 insns return to ready list in the next turn.
2929 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2932 * builtins.def: New __builtin_powi[lf].
2933 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2934 (expand_builtin_powi): New function.
2935 (expand_builtin): Dispatch to expand_builtin_powi.
2936 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2937 * libgcc2.c: Add __builtin_powi[lf] implementation.
2938 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2939 * optabs.h: Add powi_optab.
2940 * optabs.c (init_optabs): Initialize powi_optab.
2941 * doc/extend.texi: Document __builtin_powi[lf].
2943 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2945 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2948 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2951 * fold-const.c (try_move_mult_to_index): Remove redundant
2952 type argument. Create ADDR_EXPR with correct type.
2953 (fold): Update callers of try_move_mult_to_index. Convert
2954 result to the appropriate type.
2956 2005-02-09 Roger Sayle <roger@eyesopen.com>
2959 * config/avr/avr.c (default_rtx_costs): Delete.
2960 (avr_operand_rtx_cost): New function.
2961 (avr_rtx_costs): Completely rewrite.
2963 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2966 * config/cris/cris.c (in_code): New variable.
2967 (cris_output_addr_const): Now a static function, a wrapper for
2969 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2970 case from old cris_output_addr_const.
2971 (cris_asm_output_label_ref): Similar for LABEL_REF.
2972 (cris_output_addr_const_extra): Similar for UNSPEC.
2973 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2974 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2975 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2977 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2978 (cris_asm_output_label_ref): Declare.
2980 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2982 PR preprocessor/19801
2983 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2984 filenames that changed when libcpp was moved to the toplevel.
2986 2005-02-07 Roger Sayle <roger@eyesopen.com>
2988 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2989 zero extensions of BImode operands. Call lowpart_subreg instead
2990 of gen_lowpart_common and gen_lowpart_SUBREG.
2992 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2995 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2996 * configure.ac: Set cc_for_cross_gnattools.
2997 * configure: Regenerate.
2999 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3002 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3004 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3007 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3008 of nested functions.
3010 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3012 * doc/extend.texi: Document deprecated extensions allowing
3013 static floating-point members to have initializers and allowing
3014 floating-point literals in integral constant expressions.
3016 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3018 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3019 config/darwin7.h, config/mips/mips.c,
3020 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3023 * cse.c: Update comments.
3025 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3028 * builtins.c (fold_builtin_sqrt): Transform
3029 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3032 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3033 Dorit Naishlos <dorit@il.ibm.com>
3035 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3036 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3037 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3039 * tree.h (vect_set_verbosity_level): New extern function declaration
3041 * tree-vectorizer.h (verbosity_levels): New enum type.
3042 * tree-vectorizer.c (vect_debug_stats): Function removed.
3043 (vect_debug_details): Likewise.
3044 (vect_verbosity_level): Global variable was defined and initialized.
3045 (vect_dump): Global variable definition.
3046 (vect_print_dump_info): New function.
3047 (vect_set_dump_settings): New function.
3048 (vect_set_verbosity_level): New function.
3049 (vectorize_loops): Add call to vect_set_dump_settings.
3051 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3052 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3053 (slpeel_tree_peel_loop_to_edge): Likewise.
3055 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3056 appropriate verbosity level instead of call to vect_debug_details
3057 or vect_debug_stats.
3058 (vect_get_base_and_offset):
3059 (vect_create_addr_base_for_vector_ref):
3060 (get_vectype_for_scalar_type):
3061 (vect_create_data_ref_ptr):
3063 (vect_get_vec_def_for_operand):
3064 (vect_finish_stmt_generation):
3065 (vectorizable_assignment):
3066 (vectorizable_operation):
3067 (vectorizable_store):
3068 (vectorizable_load):
3069 (vect_transform_stmt):
3070 (vect_update_ivs_after_vectorizer):
3071 (vect_do_peeling_for_loop_bound):
3072 (vect_update_inits_of_drs):
3073 (vect_do_peeling_for_alignment):
3074 (vect_transform_loop):
3075 (vect_is_simple_use):
3076 (vect_analyze_operations):
3077 (vect_is_simple_iv_evolution):
3078 (vect_analyze_scalar_cycles):
3079 (vect_analyze_data_ref_dependence):
3080 (vect_analyze_data_ref_dependences):
3081 (vect_compute_data_ref_alignment):
3082 (vect_enhance_data_refs_alignment):
3083 (vect_analyze_data_refs_alignment):
3084 (vect_analyze_data_ref_access):
3085 (vect_analyze_data_ref_accesses):
3086 (vect_analyze_pointer_ref_access):
3087 (vect_get_memtag_and_dr):
3088 (vect_analyze_data_refs):
3089 (vect_mark_relevant):
3090 (vect_stmt_relevant_p):
3091 (vect_mark_stmts_to_be_vectorized):
3092 (vect_can_advance_ivs_p):
3093 (vect_get_loop_niters):
3094 (vect_analyze_loop_form):
3095 (vect_analyze_loop):
3096 (vectorize_loops): Likewise.
3098 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3099 (vect_update_inits_of_drs):
3100 (vect_do_peeling_for_alignment):
3101 (vect_transform_loop):
3102 (vect_analyze_operations):
3103 (vect_analyze_scalar_cycles):
3104 (vect_analyze_data_ref_dependences):
3105 (vect_analyze_data_refs_alignment):
3106 (vect_analyze_data_ref_accesses):
3107 (vect_analyze_data_refs):
3108 (vect_mark_stmts_to_be_vectorized):
3109 (vect_get_loop_niters):
3110 (vect_analyze_loop_form):
3111 (vect_analyze_loop): Likewise.
3112 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3114 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3118 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3119 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3120 either -ffast-math or -funsafe-math-optimizations is in use.
3122 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3123 * config/mips/irix-csr.c: New file.
3124 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3125 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3126 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3129 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3131 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3132 redundant, incorrect definitions.
3134 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3136 ("*tls_indirect_call"): New, reference hard regs directly.
3137 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3139 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3141 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3142 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3144 2005-02-06 Roger Sayle <roger@eyesopen.com>
3146 PR rtl-optimization/19800
3147 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3148 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3151 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3153 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3155 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3158 * doc/invoke.texi: Correct documentation of -freorder-functions.
3160 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3163 * doc/invoke.texi: Don't mention gccbug.
3165 2005-02-06 Roger Sayle <roger@eyesopen.com>
3166 Andrew Pinski <pinskia@physics.uc.edu>
3167 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3169 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3170 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3171 into just (zero_extract:SI FOO (const_int 1) BAR).
3173 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3175 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3176 macro locally. Don't give last revision date. Use GCC version
3177 number from gcc-common.texi.
3178 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3179 revision date. Use GCC version number from gcc-common.texi.
3180 Describe being a library as current state rather than as 3.x
3182 * doc/gcc.texi: Remove last update date.
3183 * doc/gccint.texi: Likewise. Update copyright dates.
3184 * doc/install.texi: Update copyright dates.
3186 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3189 * doc/invoke.texi: Mention for each option included in -Wall that
3190 it is included in -Wall.
3191 * doc/gcc.texi: Update copyright and last modification date.
3193 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3195 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3196 unnecessary cast to original induction variable increments.
3198 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3200 PR tree-optimization/18219
3201 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3202 in distributed form.
3204 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3206 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3207 Set bitpos and offset later in the function. Do nothing if the
3208 target is a register and if the bitfield lies completely outside
3210 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3211 here. Return an uninitialised register if the source value is stored
3212 in a register and the bitfield lies completely outside that register.
3214 2005-02-06 Steven Bosscher <stevenb@suse.de>
3216 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3219 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3221 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3223 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3225 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3226 * config/darwin8.h: New.
3227 * config/darwin7.h: Update comment.
3229 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3230 Dorit Naishlos <dorit@il.ibm.com>
3232 * tree-vectorizer.h (LOC): New type.
3233 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3234 (loop_line_number): New field in struct _loop_vec_info.
3235 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3237 * tree-vectorizer.c (input.h): Included.
3238 (find_loop_location): New function.
3239 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3240 loop line number removed.
3241 (vect_debug_details): Likewise.
3242 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3244 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3245 call to vect_debug_details/stats changed from loop to loop_loc.
3246 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3247 (slpeel_tree_peel_loop_to_edge): Likewise.
3249 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3250 changed from NULL to UNKNOWN_LOC.
3251 (vect_get_base_and_offset):
3252 (vect_create_addr_base_for_vector_ref):
3253 (get_vectype_for_scalar_type):
3254 (vect_create_data_ref_ptr):
3256 (vect_get_vec_def_for_operand):
3257 (vect_finish_stmt_generation):
3258 (vectorizable_assignment):
3259 (vectorizable_operation):
3260 (vectorizable_store):
3261 (vectorizable_load):
3262 (vect_transform_stmt):
3263 (vect_update_ivs_after_vectorizer):
3264 (vect_do_peeling_for_loop_bound):
3265 (vect_do_peeling_for_alignment):
3266 (vect_transform_loop):
3267 (vect_is_simple_use):
3268 (vect_analyze_operations):
3269 (vect_is_simple_iv_evolution):
3270 (vect_analyze_scalar_cycles):
3271 (vect_analyze_data_ref_dependences):
3272 (vect_compute_data_ref_alignment):
3273 (vect_enhance_data_refs_alignment):
3274 (vect_analyze_data_ref_access):
3275 (vect_analyze_data_ref_accesses):
3276 (vect_analyze_pointer_ref_access):
3277 (vect_get_memtag_and_dr):
3278 (vect_analyze_data_refs):
3279 (vect_mark_relevant):
3280 (vect_stmt_relevant_p):
3281 (vect_mark_stmts_to_be_vectorized):
3282 (vect_can_advance_ivs_p):
3283 (vect_get_loop_niters):
3284 (vect_analyze_loop):
3285 (vectorize_loops): Likewise.
3287 (vectorizable_load): Argument in call to vect_debug_details/stats
3288 changed from loop to LOOP_LOC (loop_vinfo).
3289 (vect_transform_loop):
3290 (vect_analyze_operations):
3291 (vect_analyze_scalar_cycles):
3292 (vect_analyze_data_ref_dependence):
3293 (vect_enhance_data_refs_alignment):
3294 (vect_analyze_data_ref_accesses):
3295 (vect_analyze_pointer_ref_access):
3296 (vect_analyze_data_refs):
3297 (vect_analyze_loop): Likewise.
3299 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3300 changed from loop to loop_loc.
3302 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3304 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3305 Dorit Naishlos <dorit@il.ibm.com>
3307 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3309 (vect_analyze_data_ref_dependences): Likewise.
3311 (vect_is_simple_use): Argument changed from loop structure to
3312 loop_vect_info structure.
3313 (vect_can_advance_ivs_p): Likewise.
3314 (vect_create_index_for_vector_ref): Likewise.
3315 (vect_update_ivs_after_vectorizer): Likewise.
3316 (new_stmt_vec_info): Likewise.
3318 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3319 changed from loop to loop_vinfo.
3320 (vect_create_data_ref_ptr): First argument in call to
3321 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3322 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3323 was changed from loop to loop_vinfo.
3324 (vectorizable_operation): Likewise.
3325 (vectorizable_store): Likewise.
3326 (vect_mark_stmts_to_be_vectorized): Likewise.
3327 (vect_do_peeling_for_loop_bound): First argument in call to
3328 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3329 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3330 was changed from loop to loop_vinfo.
3331 (vect_analyze_data_ref_dependences): Third argument in call to
3332 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3334 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3335 (vect_create_data_ref_ptr): Likewise.
3336 (vect_init_vector): Likewise.
3337 (vect_get_vec_def_for_operand): Likewise.
3338 (vectorizable_assignment): Likewise.
3339 (vectorizable_operation): Likewise.
3340 (vectorizable_store): Likewise.
3341 (vectorizable_load): Likewise.
3342 (vect_update_ivs_after_vectorizer): Likewise.
3343 (vect_is_simple_use): Likewise.
3344 (vect_analyze_data_ref_dependence): Likewise.
3345 (vect_analyze_pointer_ref_access): Likewise.
3346 (vect_can_advance_ivs_p): Likewise.
3348 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3349 before _stmt_vec_info.
3350 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3351 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3352 (new_stmt_vec_info): Argument changed from loop structure to
3353 loop_vect_info structure
3355 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3356 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3357 (vect_create_addr_base_for_vector_ref): Likewise.
3358 (vect_analyze_pointer_ref_access): Likewise.
3360 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3363 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3364 phi flag if the phi is abnormal.
3366 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3369 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3370 information for the new statement.
3372 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3375 * gcc.c (main): Include the target in -v output.
3377 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3379 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3380 Do not drop the extend if we'd have to add a paradoxical subreg
3381 later. Include optabs.h and insn-codes.h.
3382 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3384 2005-02-02 Roger Sayle <roger@eyesopen.com>
3387 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3388 * fold-const.c (const_binop): Avoid constant folding floating
3389 point operations in modes that use composite representations.
3390 * simplify-rtx.c (simplify_binary_operation): Likewise.
3392 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3394 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3396 (altivec_dstt): Likewise.
3397 (altivec_dstst): Likewise.
3398 (altivec_dststt): Likewise.
3399 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3402 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3404 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3405 EXPR_LOCUS from orig_cond to the new cond_stmt.
3406 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3409 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3411 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3412 standard_iv_increment_position. Remove call to bsi_next
3413 (no need to bump the iterator anymore).
3414 (vect_create_index_for_vector_ref): Call
3415 standard_iv_increment_position. Remove second function argument.
3416 (vect_finish_stmt_generation): Remove call to bsi_next
3417 (no need to bump the iterator anymore).
3418 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3419 to vect_create_index_for_vector_ref.
3421 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3423 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3424 phis are used out of the loop.
3426 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3429 * c-decl.c (undef_nested_function): New variable.
3430 (pop_scope): Diagnose undefined nested functions.
3431 (finish_function): Don't attempt cgraph processing or genericizing
3432 if current top-level function contained an undefined nested
3433 function. Reset undef_nested_function at the end of a top-level
3436 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3438 * tree.c (build_int_cst_type): Take sign of the value into account
3439 when deciding whether sign extend the value.
3441 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3444 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3445 (cpp_options, cc1_options): Change %{std*&ansi} to
3446 %{std*&ansi&trigraphs}.
3448 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3450 * cse.c: Update comments.
3452 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3454 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3455 arguments go on the stack. Do not put complex doubles in odd/even
3458 2005-02-02 Steven Bosscher <stevenb@suse.de>
3460 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3461 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3462 -ftree-pre, and -fthread-jumps.
3464 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3466 PR tree-optimization/19578
3467 * tree-flow.h (modified_noreturn_calls): Declare.
3468 (noreturn_call_p): Declare.
3469 * tree-flow-inline.h (noreturn_call_p): New function.
3470 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3471 * tree-cfg.c (modified_noreturn_calls): New variable.
3472 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3473 that contain a mid-block noreturn call.
3474 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3476 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3478 * df.c (df_def_record_1, df_uses_record): Don't use
3480 * df.h (DF_FOR_REGALLOC): Remove.
3482 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3485 * c-typeck.c (really_start_incremental_init): Reset
3486 constructor_max_index for arrays of incomplete type.
3488 2005-02-02 Jeff Law <law@redhat.com>
3490 * gcse.c (struct reg_set): Store the block index where the register
3491 was set rather than the setting insn.
3492 (record_one_set, compute_transp): Corresponding changes.
3493 (pre_insert_copy_insn): Do not call replace_one_set.
3494 (replace_one_set): Remove.
3496 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3499 * doc/gcov.texi: Fix typo.
3501 2005-02-01 Richard Henderson <rth@redhat.com
3504 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3505 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3507 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3508 * config/i386/i386-protos.h: Update.
3510 2005-02-01 Steven Bosscher <stevenb@suse.de>
3512 PR tree-optimization/19217
3513 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3514 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3515 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3516 that it is walking a PHI node.
3518 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3520 * doc/extend.texi (Nested Functions): Update.
3522 2005-02-01 Richard Henderson <rth@redhat.com>
3525 * optabs.c (expand_copysign_absneg): Export.
3526 * optabs.h (expand_copysign_absneg): Declare.
3527 * config/rs6000/rs6000.md (copysigntf3): New.
3529 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3531 PR tree-optimization/19633
3532 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3533 * tree-ssa-alias.c (init_alias_info): Initialize.
3534 (merge_pointed_to_info): Set.
3535 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3536 (dump_points_to_info_for): Show value of pt_null.
3537 (struct count_ptr_d): Declare.
3538 (find_ptr_dereference): Remove.
3539 (ptr_is_dereferenced_by): Remove.
3540 (count_ptr_derefs): New local function.
3541 (count_uses_and_derefs): New local function.
3542 (compute_points_to_and_addr_escape): Call it. If the number
3543 of dereferences is greater than zero, mark the pointer as
3544 dereferenced. If there are fewer dereferences than uses of
3545 the pointer, the pointer's value escapes.
3547 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3549 PR tree-optimization/19670
3550 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3552 (verify_use): ... set it here, instead.
3554 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3556 * doc/sourcebuild.texi (Test directives): Fix formatting.
3558 * doc/sourcebuild.texi (Test directives): Describe selector
3561 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3563 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3564 specific 64-bit CPUs.
3566 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3569 * arm.c (arm_eliminable_register): New function.
3570 (adjacent_mem_locations): Don't allow eliminable registers. Use
3571 HOST_WIDE_INT for address offsets.
3572 * arm-protos.h (arm_eliminable_register): Add prototype.
3574 2005-02-01 Steven Bosscher <stevenb@suse.de>
3576 PR optimization/15242
3577 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3578 * basic-block.h (duplicate_computed_gotos): Add prototype.
3579 * bb-reorder.c (duplicate_computed_gotos): New function to
3580 duplicate sufficiently small blocks ending in a computed jump.
3581 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3582 if not optimizing for size.
3583 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3584 never do tail merging for blocks ending in a computed jump.
3585 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3587 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3589 Patch from Richard Sandiford <rsandifo@redhat.com>
3590 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3591 from inheriting a subreg equivalence with a non-spill register.
3593 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3595 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3597 * config/frv/frv.c (movcc_fp_destination_operand): New.
3598 (gpr_or_memory_operand): Fix typo in comment.
3599 (gpr_or_memory_operand_with_scratch): New.
3600 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3601 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3602 movcc_fp_destination_operand.
3603 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3604 Legitimize memory addresses using a scratch register.
3606 2005-01-31 Jeff Law <law@redhat.com>
3608 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3609 bitmap a sparse bitmap instead of a simple bitmap.
3610 (mark_def_sites_initialize_block): Corresponding changes.
3611 (ssa_mark_def_sites_initialize_block): Likewise.
3612 (ssa_mark_phi_uses): Likewise.
3613 (mark_def_site, ssa_mark_def_sites): Likewise.
3614 (mark_def_site_blocks): Likewise.
3615 (rewrite_ssa_into_ssa): Likewise.
3617 * tree-ssa-dom.c (record_cond): Pass correct variable type
3618 for last argument to htab_find_slot_with_hash.
3620 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3621 effects when optimizing 0 % X. Do not try to optimize X % 0.
3623 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3625 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3628 2005-02-01 Eric Christopher <echristo@redhat.com>
3630 * config/mips/mips.c (override_options): Warn if -mint64
3632 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3635 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3637 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3639 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3640 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3641 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3642 (cached_regno): Initialize to INVALID_REGNUM.
3643 (cse_reg_info_table_size,
3644 cse_reg_info_table_first_uninitialized,
3645 cse_reg_info_timestamp): New.
3646 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3648 (init_cse_reg_info, get_cse_reg_info_1): New.
3649 (get_cse_reg_info): Cache the last look-up.
3650 (new_basic_block): Update the code to clear mappings from
3651 registers to cse_reg_info entries.
3652 (cse_main): Call init_cse_reg_info.
3654 * cse.c (get_cse_reg_info): Update a comment.
3656 2005-01-31 Steven Bosscher <stevenb@suse.de>
3659 * c-decl.c (start_decl): Do not warn about arrays of elements with
3660 an incomplete type here.
3661 (grokdeclarator): Do it here by making a pedwarn an error.
3662 * c-typeck.c (push_init_level): If there were previous errors with
3663 the constructor type, do not warn about braces for initializers.
3664 (process_init_element): Likewise for excess initializer elements.
3666 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3668 * cse.c (delete_trivially_dead_insn): Don't iterate.
3670 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3672 * config/rs6000/rs6000.md (copysignsf3): New expand.
3673 (copysigndf3): Likewise.
3675 2005-01-31 Steven Bosscher <stevenb@suse.de>
3677 * recog.c (constrain_operands): Only look for earlyclobber operand
3678 conflicts if an '&' constraint was seen.
3680 2005-01-31 Marc Espie <espie@openbsd.org>
3682 * config.gcc: Don't include embedded systems fragment, switches default
3683 debugging format to ELF.
3684 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3685 longer pick it up there.
3687 2005-01-31 Dale Johannesen <dalej@apple.com>
3689 * doc/extend.texi (nested functions): Fix linkage description.
3690 Clarify that static is not allowed.
3692 2005-01-31 Dale Johannesen <dalej@apple.com>
3694 * config/rs6000/darwin.md (movsf_low_di): Make work.
3695 (movdf_low_di): Make work.
3697 2005-01-31 Dale Johannesen <dalej@apple.com>
3699 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3700 Make work for 64 bit.
3702 2005-01-31 Roger Sayle <roger@eyesopen.com>
3703 Dale Johannesen <dalej@apple.com>
3706 * fold-const.c (fold_binary_op_with_conditional_arg):
3707 Make types match original operands, before STRIP_NOPS.
3709 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3711 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3712 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3713 (struct gcc_sigcontext): Delete. Merge contents to..
3714 (struct gcc_ucontext): ..here.
3715 (get_sigcontext): Delete.
3716 (get_regs): New function, like get_sigcontext but return regs ptr.
3717 64-bit version finds regs from r1 to support vdso.
3718 (ppc_linux_aux_vector): New function.
3719 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3722 2005-01-31 Ira Rosen <irar@il.ibm.com>
3724 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3726 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3727 redundant fold. Fix misalignment for MINUS_EXPR.
3728 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3729 (vect_analyze_pointer_ref_access): Likewise.
3730 (vect_get_memtag_and_dr): Likewise.
3732 2005-01-31 Richard Henderson <rth@redhat.com>
3734 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3735 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3736 absnegdf2_i387, absnegxf2_i387): Likewise.
3738 2005-01-31 Richard Henderson <rth@redhat.com>
3741 * optabs.c (expand_copysign_absneg): New.
3742 (expand_copysign_bit): Split out from ...
3743 (expand_copysign): ... here. Use expand_copysign_absneg.
3745 2005-01-30 Roger Sayle <roger@eyesopen.com>
3748 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3749 constant as the second operand and a register as the third.
3751 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3754 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3755 that dllimport'd functions do not use all call-clobbered registers
3758 2005-01-30 Richard Henderson <rth@redhat.com>
3761 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3762 expand_abs_nojump and generalize. Use operand_subword and
3763 emit_no_conflict_block. Support large modes.
3764 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3766 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3767 negation to subtraction.
3768 (expand_copysign): Check that the format has signed zeros.
3769 Use operand_subword and emit_no_conflict_block. Support large modes.
3771 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3773 Fix PR tree-optimization/19624
3775 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3776 * tree-ssa-pre.c: Add cfgloop.h.
3778 (pre_stats): New member, constified.
3779 (inserted_exprs): New static variable.
3780 (NECESSARY): New macro.
3781 (create_expression_by_pieces): Fold the expression, and
3782 mark it as defaulting to not necessary. Also put in
3784 (fully_constant_expression): New function.
3785 (insert_into_preds_of_block): Modify to not insert phis when we
3786 are playing with induction variables.
3787 Push phis onto the inserted_exprs vector, and mark them as not
3788 necessary by default.
3789 (insert_aux): Call fully_constant_expression on eprime.
3790 If all edges produce the same value, mark it constant.
3791 (mark_operand_necessary): New function.
3792 (remove_dead_inserted_code): New function.
3793 (init_pre): Init loop optimizer to get loop info.
3794 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3795 (execute_pre): Commit edge inserts, then remove dead code.
3797 2005-01-30 Richard Henderson <rth@redhat.com>
3799 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3800 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3802 2005-01-30 Richard Henderson <rth@redhat.com>
3805 * config/i386/i386.c (ix86_expand_copysign): New.
3806 (ix86_split_copysign_const): New.
3807 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3808 rearrange op1/nmask operands.
3809 * config/i386/i386-protos.h: Update.
3810 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3811 (copysigndf3): Likewise.
3812 (copysignsf3_const, copysigndf3_const): New.
3813 (copysignsf3_var): Rename from copysignsf3, split out splitter
3814 and fix split predicate for X constraint.
3815 (copysigndf3_var): Similarly.
3817 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3819 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3820 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3821 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3823 2005-01-29 Richard Henderson <rth@redhat.com>
3826 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3827 of # and * in constraints.
3829 2005-01-29 Richard Henderson <rth@redhat.com>
3832 * expr.c (store_field): Don't strip sub-mode cast when the input
3833 data is even smaller.
3835 2005-01-29 Richard Henderson <rth@redhat.com>
3838 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3841 2005-01-29 Richard Henderson <rth@redhat.com>
3843 * combine.c (make_field_assignment): Fix argument order
3846 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3848 PR tree-optimization/15791
3849 * fold-const.c (extract_array_ref): New function.
3850 (fold): Fold comparisons between &a[i] and &a[j] or
3851 semantically equivalent trees.
3853 2005-01-29 Jeff Law <law@redhat.com>
3855 * gcse.c (insert_expr_in_table): Revamp handling of available
3856 and anticipatable occurrence lists to avoid unnecessary list
3858 (insert_set_in_table): Similarly.
3860 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3862 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3864 (c_build_qualified_type): Build qualified array types with
3865 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3866 * c-decl.c (c_make_fname_decl): Build unqualified array type
3867 before qualified type.
3868 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3869 type is qualified, not just if type itself is. Don't apply
3870 qualifiers to array type when declarator is processed. Apply
3871 qualifiers to field type whether or not it is an array type.
3872 Don't handle array types specially for applying qualifiers to
3874 * c-typeck.c (composite_type): Build unqualified element type and
3875 array type when forming composite of array types.
3876 (common_pointer_type, comptypes, comp_target_types,
3877 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3878 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3880 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3881 (args2) in variables a1 and a2.
3883 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3885 * cse.c (n_elements_made, max_elements_made): Remove.
3886 (insert): Don't touch n_elements_made.
3887 (cse_main): Don't touch n_elements_made or max_elements_made.
3889 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3892 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3893 configuration part of dp-bit.c to be lost.
3895 2005-01-28 Roger Sayle <roger@eyesopen.com>
3897 * expmed.c (expand_mult_highpart_optab): When attempting to use
3898 a non-widening multiplication in a wider mode, the operands need
3899 to be converted (zero or sign extended) to that mode.
3901 2005-01-28 Ian Lance Taylor <ian@airs.com>
3905 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3906 through if both operands fall through.
3908 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3910 * cse.c (fold_rtx) <PC>: Don't optimize.
3912 2005-01-28 Jeff Law <law@redhat.com>
3914 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3915 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3917 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3919 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3920 cse_reg_info_used_list_end): Remove.
3921 (cse_reg_info_list, cse_reg_info_list_free): New.
3922 (get_cse_reg_info): When allocating an instance of
3923 cse_reg_info, add it to the beginning of the cse_reg_info_list
3924 list. Remove code to maintain cse_reg_info_used_list.
3925 (new_basic_block): Reset the free list to the beginning of
3928 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3930 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3931 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3932 (frv_expand_mdpackh_builtin): New function.
3933 (frv_expand_builtin): Use it to expand __MDPACKH.
3934 * doc/extend.texi (__MDPACKH): Update documentation.
3936 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3938 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3939 SSE_FLOAT_MODE_P for use_sse computation.
3941 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3944 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3946 2005-01-27 Richard Henderson <rth@redhat.com>
3948 * builtins.c (expand_builtin_copysign): New.
3949 (expand_builtin): Call it.
3950 * genopinit.c (optabs): Add copysign_optab.
3951 * optabs.c (init_optabs): Initialize it.
3952 (expand_copysign): New.
3953 * optabs.h (OTI_copysign, copysign_optab): New.
3954 (expand_copysign): Declare.
3956 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3957 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3959 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3960 (ix86_expand_fp_absneg_operator): ... here.
3961 (ix86_split_copysign): New.
3962 * config/i386/i386-protos.h: Update.
3963 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3964 (copysignsf3, copysigndf3): New.
3966 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3967 (copysignsf3, ncopysignsf3): New.
3968 (copysigndf3, ncopysigndf3): New.
3969 (copysignxf3, ncopysignxf3): New.
3970 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3972 2005-01-27 Arend Bayer <arend.bayer@web.de>
3973 Kazu Hirata <kazu@cs.umass.edu>
3975 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3976 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3977 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3980 2005-01-27 Jeff Law <law@redhat.com>
3982 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3983 definitions of SSA_NAMEs which are not being rewritten.
3984 (rewrite_ssa_into_ssa): Only initialize the current definition
3985 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3986 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3987 SSA_NAMEs before returning.
3989 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3991 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3992 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3993 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3994 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3995 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3997 2005-01-27 Steven Bosscher <stevenb@suse.de>
4000 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4001 higher to -O2 and higher. Likewise for tree PRE.
4002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4005 2005-01-27 Ian Lance Taylor <ian@airs.com>
4008 * gimple-low.c (try_catch_may_fallthru): New static function.
4009 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4010 * tree-inline.c (expand_call_inline): Don't warn about reaching
4011 the end of a non-void function being inlined if the function uses
4014 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4016 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4019 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4020 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4021 (implicitly_declare): Handle error_mark_node.
4023 2005-01-27 Richard Henderson <rth@redhat.com>
4026 * tree.h (struct tree_decl): Add debug_expr_is_from.
4027 (DECL_DEBUG_EXPR_IS_FROM): New.
4028 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4029 * dwarf2out.c (dwarf2out_var_location): Update to match.
4030 * tree-outof-ssa.c (create_temp): Likewise.
4031 * var-tracking.c (track_expr_p): Likewise.
4032 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4033 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4034 * toplev.c (default_tree_printer): Likewise.
4036 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4038 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4039 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4041 2005-01-27 Steven Bosscher <stevenb@suse.de>
4043 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4044 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4045 ASM_CLOBBERS): Add tree checks.
4047 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4048 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4049 * c-common.def (SWITCH_STMT): Update to match.
4050 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4051 macros instead of SWITCH_EXPR ones.
4052 * c-dump.c (c_dump_tree): Likewise.
4053 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4054 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4056 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4058 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4060 * unwind-dw2.c (execute_stack_op): Add missing cases for
4061 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4063 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4065 * config.gcc (Obsolete configurations): Remove 'dummy', add
4066 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4069 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4071 PR tree-optimization/19633
4072 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4074 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4075 are no call-clobbered variables.
4076 * tree-outof-ssa.c (check_replaceable): Return false for calls
4079 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4081 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4082 even for variables with NULL DECL_INITIAL.
4084 2005-01-26 Stuart Hastings <stuart@apple.com>
4086 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4088 2005-01-26 Richard Henderson <rth@redhat.com>
4091 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4093 * expr.c (store_field): Strip conversions to odd-bit-sized types
4094 if the destination field width matches.
4096 2005-01-26 Richard Henderson <rth@redhat.com>
4098 * c-decl.c, expmed.c, expr.c: Revert last change.
4100 2005-01-26 Richard Henderson <rth@redhat.com>
4103 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4105 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4106 if we don't need the bits above those present in the current mode.
4107 * expr.c (store_field): Strip conversions to odd-bit-sized types
4108 if the destination field width matches.
4110 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4112 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4113 either -ffast-math or -funsafe-math-optimizations is in use.
4115 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4119 * config/avr/avr.c (notice_update_cc): Only set condition code for
4120 ashrqi3 if shift count > 0.
4121 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4122 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4123 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4124 count <= 0 as a no-op, and shift count >= width by copying zero
4125 or sign bit to all bits of the result.
4126 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4127 count, with attribute "length" set to 0 and "cc" set to "none".
4129 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4131 * doc/invoke.texi: Document -mTLS.
4133 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4134 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4135 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4136 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4137 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4138 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4139 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4140 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4142 * configure.ac: Check for a TLS capable gas.
4144 * configure: Regenerate.
4146 2005-01-26 Richard Henderson <rth@redhat.com>
4149 * combine.c (make_field_assignment): Simplify store to zero_extract
4150 from a source with an overlapping mask.
4152 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4154 2004-11-11 Eric Christopher <echristo@redhat.com>
4156 * config/frv/frv.md: Add fr400_integer automaton. Don't
4157 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4160 2005-01-26 Steven Bosscher <stevenb@suse.de>
4163 * cfgbuild.c (make_edges): Do not clear or set
4164 current_function_has_computed_jump.
4165 * function.h (struct function): Remove the has_computed_jump field.
4166 (current_function_has_computed_jump): Do not define.
4167 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4168 in a computed jump. Ignore current_function_has_computed_jump.
4170 2005-01-26 Richard Henderson <rth@redhat.com>
4173 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4174 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4176 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4177 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4178 objects into static storage if they have more than one non-zero value.
4179 * tree.h (categorize_ctor_elements): Update decl.
4181 2005-01-26 Steven Bosscher <stevenb@suse.de>
4184 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4185 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4186 to this function from 2004-07-10.
4187 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4188 the current function for tail call optimizations if the address
4189 of one of it its arguments is taken.
4191 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4193 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4195 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4197 * function.c (expand_function_end): If current_function_calls_alloca,
4198 emit stack restore in a place that is reached when the function falls
4201 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4203 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4204 rule to avoid matching inappropriate suffix rule.
4206 2005-01-26 Jan Hubicka <jh@suse.cz>
4208 PR tree-optimization/19241
4209 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4211 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4213 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4214 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4216 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4217 <sim*>: Always use crt1.o, regardless of N in simN.
4218 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4219 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4220 (CRT_CALL_STATIC_FUNCTION): Remove.
4221 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4222 use crt1.o, regardless of N in simN.
4223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4224 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4225 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4226 case isystem setting.
4227 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4229 2005-01-25 Ian Lance Taylor <ian@airs.com>
4231 * gimple-low.c (block_may_fallthru): Correct handling of
4232 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4234 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4236 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4237 handlers to match indentation; nested under the mtune=* handler.
4238 Similar for mcpu= and march=.
4240 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4242 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4243 * config/mips/linux64.h (LIB_SPEC): Likewise.
4244 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4245 * config/sh/linux.h (LIB_SPEC): Likewise.
4247 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4249 * config/frv/frv.c (frv_legitimize_tls_address): New.
4250 (TARGET_HAVE_TLS): Define.
4251 (FRV_SYMBOL_REF_TLS_P): Define.
4252 (frv_override_options): Handle new register classes.
4253 (frv_legitimate_address_p): Reject tls addresses.
4254 (frv_legitimize_address): Handle TLS addresses.
4255 (gen_inlined_tls_plt): New.
4257 (frv_legitimize_tls_address): New.
4258 (unspec_got_name): Add TLS entries.
4259 (got12_operand): Add R_FRV_TLSMOFF12 case.
4260 (frv_emit_move): Fixup TLS addresses.
4261 (frv_emit_movsi): Legitimize TLS addresses.
4263 * config/frv/frv.h (MASK_BIG_TLS): New.
4264 (TARGET_BIG_TLS): New.
4265 (HAVE_AS_TLS): Define.
4266 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4267 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4268 (REG_CLASS_NAMES): Same.
4269 (REG_CLASS_CONTENTS): Same.
4270 (CONSTRAINT_LEN): New.
4271 (REG_CLASS_FROM_CONSTRAINT): New.
4272 (PREDICATE_CODES): Add symbolic_operand.
4274 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4275 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4276 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4277 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4278 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4279 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4280 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4281 GR9_REG, GR14_REG, LRREG.
4282 (type): Add load_or_call attribute.
4283 ("load_or_call"): New reservation.
4284 ("call_gettlsoff"): New.
4285 ("tls_indirect_call"): New.
4286 ("tls_load_gottlsoff12"): New.
4287 ("tlsoff_hilo"): New.
4288 ("tls_tlsdesc_ldd"): New.
4289 ("tls_tlsoff_ld"): New.
4292 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4294 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4296 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4297 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4298 * config/frv/frv.c (TLS_BIAS): Define.
4299 (frv_output_dwarf_dtprel): New.
4301 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4303 PR rtl-optimization/19579
4304 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4305 both A and B, see if they don't clobber registers the other expr uses.
4307 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4309 * real.c (do_add): Initialize signalling and canonical members.
4311 * real.c (real_from_integer): Zero out destination.
4313 2005-01-18 Jan Hubicka <jh@suse.cz>
4315 PR tree-optimize/19337
4316 * tree-inline.c (initialize_inlined_parameters): Copy
4317 saved_static_chain_decl only.
4319 2005-01-25 Richard Henderson <rth@redhat.com>
4323 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4324 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4325 80387 enabled, to return a proper subclass. Return the subset that
4326 overlaps with GENERAL_REGS for PLUS.
4327 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4329 2005-01-25 Richard Henderson <rth@redhat.com>
4332 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4334 2005-01-25 Roger Sayle <roger@eyesopen.com>
4336 * expmed.c (choose_multiplier): Change interface to return the
4337 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4338 (expand_divmod): Update calls to choose_multiplier.
4340 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4343 * expmed.c (extract_bit_field): Use adjust_address instead of
4344 gen_lowpart when op0 is a MEM.
4346 2005-01-24 Steven Bosscher <stevenb@suse.de>
4348 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4350 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4352 * config/mips/irix-csr.c: New file.
4353 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4354 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4355 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4358 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4361 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4362 sparc/elf.h, add sparc/sp-elf.h.
4363 (sparc-*-rtems*): Likewise.
4364 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4365 tm-dwarf2.h, add sparc/sp-elf.h.
4366 (sparc86x-*-elf): Likewise.
4367 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4368 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4369 TARGET_OS_CPP_BUILTINS.
4370 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4371 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4373 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4374 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4375 (SWITCH_TAKES_ARG): Likewise.
4376 (LOCAL_LABEL_PREFIX): Likewise.
4377 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4378 (TARGET_N_FORMAT_TYPES): Delete.
4379 (TARGET_FORMAT_TYPES): Likewise.
4380 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4381 * config/sparc/elf.h: Delete.
4382 * config/sparc/sp-elf.h: New file.
4384 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4386 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4387 * tree-flow.h: Remove the corresponding prototype.
4388 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4389 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4391 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4394 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4395 for AIX ABI or ELF -fPIC.
4396 (rs6000_emit_load_toc_table): Don't create toc_section here.
4397 (rs6000_xcoff_file_start): Nor here.
4399 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4401 * sh.c (ra.h): Don't #include.
4402 (hard_regs_intersect_p): New function, resurrected from ra.c.
4404 * sh.c: Fix 1996 Copyright.
4406 2005-01-24 Richard Henderson <rth@redhat.com>
4407 Aldy Hernandez <aldyh@redhat.com>
4409 * regrename.c (note_sets): Handle subregs.
4411 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4414 * genconditions.c (write_header, write_conditions): Elide file if
4417 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4419 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4420 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4423 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4425 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4426 expand_builtin_printf, expand_builtin_fprintf,
4427 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4428 checking against POINTER_TYPE.
4429 (validate_arglist): Handle POINTER_TYPE code by checking
4432 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4434 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4436 (for_each_rtx): Call for_each_rtx_1.
4437 * rtl.h (init_rtlanal): Declare.
4438 * toplev.c (backend_init): Call init_rtlanal.
4440 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4442 * flow.c (propagate_one_insn): Formatting.
4445 * flow.c (libcall_dead_p): Be more conservative if unsure.
4446 If there are any instructions between insn and call, see if they are
4447 all dead before saying the libcall is dead.
4449 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4451 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4452 operand constraint for operand 0.
4454 2005-01-23 Richard Henderson <rth@redhat.com>
4457 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4458 edges leading to join block.
4460 2005-01-23 Roger Sayle <roger@eyesopen.com>
4462 * expmed.c (expand_mult_highpart): Make static. Change type of
4463 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4464 (expand_divmod): Updates calls to expand_mult_highpart by using
4465 gen_int_mode to pass a CONST_INT rtx.
4466 * rtl.h (expand_mult_highpart): Remove prototype.
4468 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4470 * flow.c (regset_bytes, regset_size): Remove.
4472 * cfganal.c: Fix a reference to Harvey's paper.
4474 2005-01-23 Steven Bosscher <stevenb@suse.de>
4476 PR rtl-optimization/19464
4477 * tree-optimize.c (init_tree_optimization_passes): Add one more
4478 copyrename pass just before out-of-ssa.
4480 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4483 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4484 * ggc-none.c (ggc_free): Define.
4486 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4488 * cse.c (max_reg, max_insn_uid): Remove.
4489 (cse_main): Don't access max_reg or max_insn_uid.
4491 * c-common.c (explicit_flag_signed_bitfields,
4492 lang_statement_code_p, lang_expand_function_end): Remove.
4493 * c-common.h: Remove the corresponding declarations.
4494 * c-opts.c (c_common_handle_option): Remove all write access
4495 to explicit_flag_signed_bitfields.
4497 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4498 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4499 * cgraph.h: Remove the corresponding declaration.
4501 * gcse.c (null_pointer_info): Remove.
4503 2005-01-23 Roger Sayle <roger@eyesopen.com>
4504 Eric Botcazou <ebotcazou@libertysurf.fr>
4506 * combine.c (simplify_logical): Only simplify logical expressions
4507 of the form ior(and(x,y),z) by the inverse distributive law if the
4508 result is cheaper than the original.
4510 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4512 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4513 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4514 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4515 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4516 config/freebsd-spec.h, config/arm/arm.h,
4517 config/h8300/h8300.md, config/i386/i386.md,
4518 config/i386/predicates.md, config/i386/sse.md,
4519 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4520 config/vax/vax.md: Fix comment typos. Follow spelling
4523 2005-01-23 Steven Bosscher <stevenb@suse.de>
4525 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4526 tests, instead of `less than'.
4528 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4530 * function.c (assign_parm_setup_block): When creating a new stack slot
4531 for a parameter, get its alignment from the parameter's DECL_ALIGN
4532 rather than the type's TYPE_ALIGN. Make sure that the parameter
4533 is at least word aligned.
4535 2005-01-22 Roger Sayle <roger@eyesopen.com>
4538 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4540 2005-01-22 Richard Henderson <rth@redhat.com>
4543 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4544 in both compare operands.
4545 (movdfcc_1_sse_max): Likewise.
4546 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4547 (movdfcc_1_sse): Likewise.
4548 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4549 scratch register as needed.
4551 2005-01-22 Richard Henderson <rth@redhat.com>
4553 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4555 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4557 2005-01-22 Richard Henderson <rth@redhat.com>
4559 * genopinit.c (optabs): Use smin/smax for floating point too.
4560 * doc/md.texi: Update to match. Clarify that floating point
4561 results are undefined for +0/-0 and NaN.
4562 * doc/rtl.texi: Likewise.
4563 * rtl.def (SMIN, SMAX): Likewise
4564 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4566 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4567 leading 's' to the name.
4568 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4569 smaxxf3, sminxf3): Likewise.
4570 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4573 2005-01-22 Paul Brook <paul@codesourcery.com>
4575 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4577 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4579 * config/s390/s390.c (struct processor_costs): New fields
4580 dlgr, dlr, dr, dsgfr, dsgr.
4581 (z900_cost, z990_cost): Values for new fields.
4582 (s390_rtx_costs): New cases MEM und COMPARE in switch
4583 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4584 DIV, MOD, UDIV, UMOD.
4586 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4588 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4589 into the register being decremented.
4590 ("doloop_si31", "doloop_di"): Likewise.
4591 ("*doloop_si_long"): Adapt pattern.
4593 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4595 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4597 (CLASS_MAX_NREGS): Likewise.
4599 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4601 * doc/tree-ssa.texi (Statement Operands): Add example for new
4602 must-def macro. Note deprecation of old operands interface.
4604 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4606 PR tree-optimization/19484
4607 * tree-cfg.c (remove_fallthru_edge): New function.
4608 (cleanup_control_flow): Remove fallthru edges from calls that are
4609 now known not to return.
4611 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4613 Fix PR tree-optimization/19038
4614 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4615 copies with loop variant ones.
4617 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4619 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4620 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4621 config/alpha/alpha.md, config/alpha/predicates.md,
4622 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4623 config/sparc/sol2.h: Update copyright.
4625 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4626 first label to see if it is a nonlocal label.
4628 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4629 Andrew Pinski <pinskia@physics.uc.edu>
4632 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4633 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4635 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4637 * config/rs6000/rtems.h: Update copyright.
4639 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4642 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4643 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4644 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4646 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4649 * c-typeck.c (convert_arguments): Check for error_mark_node.
4651 2005-01-21 Ian Lance Taylor <ian@airs.com>
4653 PR tree-optimization/13000
4654 * tree-inline.c: Include "tree-flow.h".
4655 (expand_call_inline): If warn_return_type, warn if non-void inline
4656 function falls through.
4657 * tree-cfg.c (execute_warn_function_return): Don't warn about
4658 control reaching end if TREE_NO_WARNING is set. Set
4660 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4662 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4663 branch if we don't need one.
4664 * c-typeck.c: Include "tree-flow.h"
4665 (c_finish_bc_stmt): Don't add a goto if the current statement
4666 list doesn't fall through to the current point.
4668 2005-01-21 Roger Sayle <roger@eyesopen.com>
4670 PR rtl-optimization/576
4671 * real.c (real_arithmetic): Change return type from void to bool
4672 to return an indication that the result may be inexact.
4673 * real.h (real_arithmeric): Update prototype.
4674 * fold-const.c (const_binop): Don't constant fold floating
4675 point expressions when the user specifies -frounding-math and
4676 the result may depend upon the run-time rounding mode.
4677 (fold_convert_const_real_from_real): Clean-up.
4678 (fold_initializer): Ignore flag_rounding_math for initializers.
4679 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4680 constant fold FP operations with flag_rounding_math if the
4681 result may depend upon the run-time rounding mode.
4683 2005-01-21 Tom Tromey <tromey@redhat.com>
4685 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4687 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4689 * tree-cfg.c: Fix comment typos.
4691 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4693 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4694 around the call to rest_of_handle_branch_target_load_optimize.
4696 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4698 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4699 (sparc64-*-openbsd*): Likewise.
4700 (sparclite-*-elf*): Include tm-dwarf2.h.
4701 (sparc86x-*-elf*): Likewise.
4702 (sparc64-*-elf*): Likewise.
4703 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4704 (DBX_DEBUGGING_INFO): Likewise.
4705 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4706 (PREFERRED_DEBUGGING_TYPE): Likewise.
4707 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4708 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4709 (PREFERRED_DEBUGGING_TYPE): Likewise.
4710 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4711 (PREFERRED_DEBUGGING_TYPE): Likewise.
4712 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4714 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4717 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4719 2005-01-20 Paul Brook <paul@codesourcery.com>
4721 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4723 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4725 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4726 label is first in a sequence of labels.
4728 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4730 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4731 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4733 * doc/sourcebuild.texi (Test Directives): New.
4735 2005-01-20 Roger Sayle <roger@eyesopen.com>
4737 * real.c (real_floor): Don't leave the result uninitialized when
4738 mode is VOIDMode, but return the unrounded intermediate value.
4739 (real_ceil): Likewise.
4741 2005-01-20 Paul Brook <paul@codesourcery.com>
4743 * config/arm/arm.md (insv): Use gen_int_mode.
4745 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4747 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4748 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4749 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4750 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4751 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4753 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4756 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4757 fbreg, so we have to assume we can't.
4758 (loc_descriptor_from_tree_1): Ditto.
4759 (containing_function_has_frame_base): New function.
4760 (add_location_or_const_value_attribute): Use it.
4761 Also try to generate a frame_base from a single element location
4764 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4766 PR tree-optimization/15349
4767 * timevar.def (TV_TREE_MERGE_PHI): New.
4768 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4770 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4771 calls to tree_forwarder_block_p.
4772 (remove_forwarder_block_with_phi, merge_phi_nodes,
4773 gate_merge_phi, pass_merge_phi): New.
4774 * tree-optimize.c (init_tree_optimization_passes): Add
4776 * tree-pass.h: Add an extern for pass_merge_phi;
4778 2005-01-20 Richard Henderson <rth@redhat.com>
4781 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4782 (_mm_castps_pd, _mm_castps_si128): New.
4783 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4785 2005-01-20 Richard Henderson <rth@redhat.com>
4788 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4789 __builtin_ia32_vec_init_v2si.
4790 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4791 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4792 (ix86_init_mmx_sse_builtins): Create it.
4793 (ix86_expand_builtin): Expand it.
4794 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4795 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4796 (vec_extractv2si_0, vec_extractv2si_1): New.
4798 2005-01-20 Richard Henderson <rth@redhat.com>
4801 * config/i386/i386.c (ix86_expand_push): New.
4802 * config/i386/mmx.md (push<MMXMODE>1): New.
4803 * config/i386/sse.md (push<SSEMODE>1): New.
4804 * config/i386/i386-protos.h: Update.
4806 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4808 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4811 2005-01-20 Richard Henderson <rth@redhat.com>
4813 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4814 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4816 2005-01-19 Richard Henderson <rth@redhat.com>
4819 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4820 to V4SFmode in SSE1 fallback load path.
4822 2005-01-19 Richard Henderson <rth@redhat.com>
4824 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4825 in QImode expansion to ix86_expand_vector_set.
4826 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4828 2005-01-19 Richard Henderson <rth@redhat.com>
4831 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4832 subclass of the input class.
4833 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4834 Always true for cross-SSE1 classes. Rationalize conditionals.
4835 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4836 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4837 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4838 (movdi_2): Add MMX/SSE zeros.
4839 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4840 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4841 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4842 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4843 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4844 (zero_extendsidi2_rex64_1): Remove.
4845 (MOV0 peephole): Check GENERAL_REG_P.
4847 2005-01-19 Richard Henderson <rth@redhat.com>
4850 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4852 (ix86_expand_vector_extract): Likewise.
4854 2005-01-19 Richard Henderson <rth@redhat.com>
4857 * expr.c (emit_move_change_mode): New argument force; use
4858 simplify_gen_subreg if true.
4859 (emit_move_via_alt_mode): Merge into ...
4860 (emit_move_via_integer): ... here.
4861 (emit_move_ccmode): Use emit_move_change_mode directly.
4863 2005-01-19 Richard Henderson <rth@redhat.com>
4866 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4867 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4868 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4870 (alpha_emit_set_const): Likewise. Make static.
4871 (alpha_emit_set_long_const): Make static.
4872 (alpha_extract_integer): Split out from alpha_expand_mov.
4873 (alpha_split_const_mov): Likewise.
4874 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4875 (alpha_legitimate_constant_p): New.
4876 * config/alpha/alpha-protos.h: Update.
4877 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4878 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4879 * config/alpha/alpha.md (movsi): Add n alternative.
4880 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4881 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4882 (splitters for all of the above): Use alpha_split_const_mov.
4883 * config/alpha/predicates.md (non_add_const_operand): New.
4884 (non_zero_const_operand): New.
4885 (input_operand): Use alpha_legitimate_constant_p after reload.
4887 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4889 PR tree-optimization/19038
4890 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4891 (add_candidate): Add ivs with increment in latch only if
4892 allow_ip_end_pos_p is true.
4893 (determine_iv_cost): Use empty_block_p.
4895 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4897 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4898 (compute_dominance_frontiers): Ditto.
4900 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4903 * config/sh/t-rtems: New.
4904 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4906 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4908 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4909 the offset of the selected field.
4911 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4913 * tree-cfg.c (remove_forwarder_block): Fix the check to
4914 prevent a nonlocal label from appearing in the middle of a
4917 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4919 PR rtl-optimization/19462
4920 * reorg.c (find_end_label): Create return insn only if
4921 current_function_epilogue_delay_list is empty.
4923 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4925 * doc/passes.texi: Remove paragraph mentioning new-ra.
4927 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4929 PR rtl-optimization/15139
4930 * combine.c: Include params.h.
4931 (count_rtxs): New function.
4932 (record_value_for_reg): If replace_rtx would replace at least
4933 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4934 (clobber (const_int 0)) instead of TEM.
4935 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4936 * params.h (MAX_LAST_VALUE_RTL): New.
4937 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4938 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4941 * c-typeck.c (digest_init): Only call build_vector if all constructor
4942 elements are *_CST nodes.
4943 * gimplify.c (gimplify_init_constructor): Likewise.
4946 * c-typeck.c (digest_init): Only call build_vector if inside_init
4949 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4951 * toplev.c (init_asm_output): Remove dead #ifdef.
4953 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4955 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4957 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4959 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4960 accessing DECL_FUNCTION_CODE.
4961 * dojump.c (do_jump): Likewise.
4962 * gimplify.c (gimplify_call_expr): Likewise.
4963 * predict.c (expr_expected_value): Likewise.
4964 (strip_builtin_expect): Likewise.
4965 * tree-inline.c (estimate_num_insns_1): Likewise.
4966 * tree-ssa-loop-im.c (stmt_cost): Likewise
4967 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4968 (tree_expr_nonnegative_p): Likewise.
4970 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4972 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4973 variant of the load_pcrel_sym pattern.
4974 * config/sparc/sparc.md (P macro): Move to the top.
4975 (load_pcrel_sym): Macroize using P.
4976 (save_register_window): Likewise.
4978 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4980 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4983 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4986 * c-typeck.c (build_asm_expr): Strip nops off
4987 input memory operands.
4989 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4991 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4992 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4993 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4994 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4996 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4999 * config/i386/i386.c (override_options): If the 80387 is disabled,
5000 then do not return FP values using FP registers.
5002 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5004 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5005 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5006 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5007 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5008 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5009 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5010 output.h, postreload-gcse.c, postreload.c, recog.c,
5011 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5012 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5013 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5014 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5015 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5016 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5017 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5018 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5020 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5021 config/alpha/alpha.c, config/arm/vfp.md,
5022 config/i386/emmintrin.h, config/i386/i386-modes.def,
5023 config/i386/i386-protos.h, config/i386/i386.h,
5024 config/i386/pmmintrin.h, config/i386/ppro.md,
5025 config/i386/predicates.md, config/i386/xmmintrin.h,
5026 config/i860/i860.c, config/ia64/ia64-modes.def,
5027 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5028 config/ia64/ia64.md, config/ia64/itanium1.md,
5029 config/ia64/itanium2.md, config/ia64/predicates.md,
5030 config/iq2000/iq2000.h, config/mips/linux64.h,
5031 config/rs6000/aix41.h, config/rs6000/aix43.h,
5032 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5033 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5034 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5035 config/sparc/linux64.h, config/sparc/litecoff.h,
5036 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5037 config/sparc/sparc.h, config/sparc/sparc.md,
5038 config/sparc/sysv4-only.h: Update copyright.
5040 2005-01-18 Richard Henderson <rth@redhat.com>
5043 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5045 2005-01-18 Marc Espie <espie@openbsd.org>
5046 * config/i386/openbsdelf.h: Typo.
5048 2005-01-18 Richard Henderson <rth@redhat.com>
5050 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5051 special case for sse.
5052 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5054 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5056 * tree-inline.c (estimate_num_insns_1): Added cases for
5057 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5059 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5061 PR rtl-optimization/19296
5062 * combine.c (simplify_comparison): Rewrite the condition under
5063 which a non-paradoxical SUBREG of a PLUS can be lifted when
5064 compared against a constant.
5066 2005-01-18 Andi Kleen <ak@muc.de>
5068 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5069 * c.opt (-Wpointer-sign): Add.
5070 * doc/invoke.texi: (-Wpointer-sign): Add.
5072 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5074 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5075 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5076 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5077 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5078 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5079 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5080 for TARGET_MIX_SSE_I387.
5081 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5082 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5083 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5084 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5085 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5086 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5087 TARGET_MIX_SSE_I387.
5088 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5091 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5094 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5095 Add movaps alternative for xmm reg->reg move.
5097 2005-01-17 Jeff Law <law@redhat.com>
5099 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5100 at the end of the main DOM loop rather than just before DOM exits.
5102 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5104 PR tree-optimization/19121
5105 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5106 adding aliases to a name tag, also add them to the pointer's
5108 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5109 sensitive alias info at all. Only check that the two pointers
5110 have compatible pointed-to sets.
5111 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5112 a pointer's type tag is a superset of the alias set of the
5115 2005-01-17 James E Wilson <wilson@specifixinc.com>
5118 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5119 comment to document why.
5121 2005-01-17 Richard Henderson <rth@redhat.com>
5123 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5124 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5125 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5126 sse2_vmsminv2df3_finite): New.
5127 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5128 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5129 Force op1 into register.
5131 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5133 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5134 bubblestrap from always rebuilding build directory.
5136 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5138 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5139 ("*cmpmem_short"): Likewise.
5141 2005-01-17 Steven Bosscher <stevenb@suse.de>
5143 * basic-block.h: Document BB_* flags.
5144 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5145 use an sbitmap instead.
5146 * sched-rgn.c (compute_trg_info): Likewise.
5148 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5150 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5151 redundant target_cpu_default and extra_parts lines. Use the default
5153 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5154 (SUBTARGET_EXTRA_SPECS): Delete.
5155 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5156 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5157 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5158 and "n32" for -mabi=n32.
5160 2005-01-17 Ian Lance Taylor <ian@airs.com>
5163 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5164 fold constant variables into initial values.
5166 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5168 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5170 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5171 through the statements backward.
5173 2005-01-17 Ian Lance Taylor <ian@airs.com>
5175 PR middle-end/13127:
5176 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5177 a variable set to the return value of the inlined function.
5179 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5181 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5182 when modes are tieable.
5184 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5186 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5187 of pthread_create to find out if threads are enabled.
5188 * gthr-posix95.h (__gthread_active_p): Likewise.
5190 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5192 * common.opt (-fnew-ra): Remove.
5194 * toplev.h (flag_new_regalloc): Remove.
5195 * Makefile.in (ra*.*): Don't mention.
5196 * passes.c (rest_of_handle_new_regalloc): Remove.
5197 (rest_of_handle_combine, rest_of_compilation): Always consider
5198 flag_new_regalloc as false.
5199 * doc/invoke.texi: Don't document -fnew-ra.
5201 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5203 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5204 last parameter to reg_scan.
5205 * loop.c (loop_optimize): Likewise.
5206 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5207 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5208 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5209 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5210 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5211 * regclass.c (reg_scan): Likewise, for the declaration.
5212 * rtl.h (reg_scan): Likewise, for the prototype.
5214 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5217 mark_dfs_back_edges.
5219 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5221 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5222 (compute_avail): Uses don't go in tmp_gen.
5224 2005-01-16 Steven Bosscher <stevenb@suse.de>
5226 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5227 loop to look for a free slot in a page entry.
5229 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5232 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5233 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5234 just before targetm.asm_out.file_end.
5235 * tree.h (process_pending_assemble_output_defs): Declare.
5236 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5238 (assemble_alias): Defer generation of assembly code for defines when
5239 TARGET_DEFERRED_OUTPUT_DEFS is true.
5240 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5241 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5242 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5244 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5247 * pa.c (pa_scalar_mode_supported_p): New function.
5248 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5249 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5251 * pa-protos.h (prefetch_operand): Delete.
5252 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5253 * pa.c (prefetch_operand): Delete.
5254 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5255 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5256 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5257 and prefetch_nocc_operand.
5258 * pa.md (prefetch): Rework to avoid reload problems handling short
5259 displacements when a cache control completer needs to be provided.
5260 (prefetch_32, prefetch_64): Delete.
5261 (prefetch_cc, prefetch_nocc): New patterns.
5263 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5265 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5267 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5270 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5271 exceeds maximum alignment for global common data.
5272 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5273 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5275 2004-01-15 Roger Sayle <roger@eyesopen.com>
5277 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5279 2004-01-15 Roger Sayle <roger@eyesopen.com>
5281 * harg-reg-set.h (reg_class_names): Prototype global array.
5282 * regclass.c (reg_class_names): Declare here and initialize to
5284 (dump_regclass): Remove local declaration of reg_class_names.
5285 (regclass): Likewise.
5286 * cfg.c (dump_flow_info): Likewise.
5287 * ra-debug.c (reg_class_names): Likewise.
5288 * regrename.c (reg_class_names): Likewise.
5289 * reload.c (reg_class_names): Likewise.
5290 * reload1.c (spill_failure): Likewise.
5291 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5293 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5295 * config/s390/s390.md ("reload_outti"): Remove predicate for
5296 output operand. Abort if operand is not a MEM.
5297 ("reload_outdi", "reload_outdf"): Likewise.
5299 2005-01-15 Marc Espie <espie@openbsd.org>
5301 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5302 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5303 * config/openbsd.h: Fix C++ includes for native configurations.
5304 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5305 Add trampoline support.
5306 * config/i386/openbsdelf.h: New.
5308 2005-01-15 Marc Espie <espie@openbsd.org>
5310 * collect2.c (main): Explicitly parse -dynamic-linker option.
5312 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5314 PR tree-optimization/19060
5315 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5316 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5317 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5318 and handle extract_range_from_cond returning false.
5319 * fold-const.c (fold): Optimize comparisons with min/max even for
5320 width > HOST_BITS_PER_WIDE_INT.
5322 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5324 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5325 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5326 Remove little endian multilib variants.
5327 Add mips32 multilib variant.
5329 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5331 * explow.c (copy_all_reg, stabilize): Remove.
5332 * expr.h: Remove the corresponding prototypes.
5334 * rtlanal.c (regs_set_between_p): Remove.
5335 * rtl.h: Remove the corresponding prototype.
5337 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5339 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5340 to rs6000_nonimmediate_operand.
5341 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5342 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5343 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5344 rs6000_nonimmediate_operand.
5345 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5346 rs6000_nonimmediate_operand.
5348 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5350 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5352 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5354 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5356 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5357 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5359 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5360 (rs6k_nonimmediate_operand): New.
5361 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5363 (legitimate_lo_sum_address_p): Same.
5364 (rs6000_legitimize_address): Same.
5365 (rs6000_legitimize_reload_address): Same.
5366 (rs6000_legitimate_address): Same.
5367 (spe_build_register_parallel): Pass DF and DC modes in a DI
5370 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5371 to rs6k_nonimmediate_operand.
5373 * config/rs6000/spe.md ("*frob_df_di"): New.
5374 ("*frob_di_df"): New.
5375 ("*frob_di_df_2"): New.
5376 ("*mov_sidf_e500_subreg0"): New.
5377 ("*mov_sidf_e500_subreg4"): New.
5378 ("*movdf_e500_double"): Change predicate to
5379 rs6k_nonimmediate_operand.
5381 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5383 * postreload.c (move2add_note_store): Only call
5384 trunc_int_for_mode on scalar integers.
5386 2005-01-14 Steven Bosscher <stevenb@suse.de>
5388 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5389 replace BB_VISITED uses.
5390 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5391 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5392 (tree_dce_done): Free visited_control_parents.
5393 (perform_tree_ssa_dce): Allocate and clear it.
5394 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5395 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5396 instead of BB_VISITED.
5398 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5400 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5401 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5402 Remove unused prototypes.
5404 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5406 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5407 64-bit register usage.
5408 (spe_func_has_64bit_regs_p): Add FIXME note.
5410 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5412 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5413 flag_finite_math_only with flag_unsafe_math_optimizations.
5415 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5417 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5419 (__tpf_eh_return): Copy TPF private stack area from the module
5420 boundary stack frame. Add check for when module addresses are
5421 equal, but no stub address is found.
5423 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5426 * arm.h (struct machine_function): Add call_via field.
5427 (thumb_call_via_label): Declare.
5428 * arm.c (thumb_call_via_label): New variable.
5429 (thumb_call_reg_needed): New variable.
5430 (arm_output_function_epilogue): For Thumb code, output any per-function
5431 call-indirect trampolines.
5432 (thumb_call_via_reg): New function.
5433 (arm_file_end): New function.
5434 (TARGET_ASM_FILE_END): Call arm_file_end.
5435 (aof_file_end): Likewise.
5436 * arm-protos.h (thumb_call_via_reg): Declare.
5437 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5438 thumb_call_via_reg in normal case.
5440 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5443 PR rtl-optimization/19348
5444 * recog.c (peephole2_optimize): Do global life update if some peephole
5445 decides it doesn't need at least one of its inputs and that change
5446 influences liveness at the start of the basic block.
5448 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5449 arguments instead of 1.
5451 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5454 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5455 zero for nested functions needing a static chain or functions
5456 with a non-constant address.
5458 2005-01-13 Roger Sayle <roger@eyesopen.com>
5460 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5461 (and (sign_extend X) C) into (zero_extend (and X C)).
5463 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5465 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5467 2005-01-13 Richard Henderson <rth@redhat.com>
5472 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5473 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5474 not just TARGET_SSE.
5475 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5476 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5477 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5478 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5479 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5480 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5481 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5482 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5483 (movdicc_c_rex64): Rename with '*'.
5484 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5485 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5486 (movsfcc_1_387): Rename from movsfcc_1.
5487 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5488 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5489 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5490 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5491 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5492 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5493 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5494 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5495 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5496 sse_movdfcc_const0_4): Remove.
5497 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5498 recognize min/max early. Update for changed sse cmove patterns.
5499 (ix86_split_sse_movcc): New.
5500 * config/i386/i386-protos.h: Update.
5502 2005-01-13 Steven Bosscher <stevenb@suse.de>
5504 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5505 (fix_stmt_v_may_defs): Likewise.
5507 2005-01-13 Richard Henderson <rth@redhat.com>
5509 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5510 for converting the mask.
5512 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5514 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5517 2005-01-13 Richard Henderson <rth@redhat.com>
5519 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5520 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5521 IX86_BUILTIN_MOVDQ2Q): Remove.
5522 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5523 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5524 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5526 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5527 (sse2_pextrw): Fix immediate constraint.
5528 (sse2_loadq, sse2_loadq_rex64): Remove.
5529 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5530 Use __builtin_ia32_vec_ext_<size>.
5531 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5533 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5535 * function.c (assign_parm_setup_block): Look inside original
5536 entry_parm when inspecting PARALLEL.
5538 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5539 Joel Sherrill <joel@oarcorp.com>
5542 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5543 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5544 rtems_gxx_recursive_mutex_init.
5545 (__gthread_recursive_mutex_lock): New function.
5546 (__gthread_recursive_mutex_trylock): Likewise.
5547 (__gthread_recursive_mutex_unlock): Likewise.
5549 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5551 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5553 2005-01-13 Jan Beulich <jbeulich@novell.com>
5555 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5556 (ashrti3_internal): Indicate output is early clobber. Generate result
5557 into output rather than first input. Use move for low word of output
5558 if shift count is exactly 64.
5559 (lshrti3_internal): Likewise.
5561 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5565 * reload1.c (delete_output_reload): Don't delete an output reload
5566 if the pseudo lives longer than a single basic block. Adjust and
5567 improve wording of comment.
5569 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5572 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5573 of TYPE_SIZE where we mean the number of bytes.
5575 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5577 * function.c (assign_parm_setup_block): Relax condition on
5578 multi-register optimization.
5580 2005-01-12 Nick Clifton <nickc@redhat.com>
5582 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5583 an "in_delay_slot" attribute of "no" to prevent them being used in
5584 delay slots. This is forbidden because they might generate
5587 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5590 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5593 2005-01-12 Nick Clifton <nickc@redhat.com>
5595 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5596 passed on to GAS) but do not define, as GAS no longer supports or
5597 needs the -m2000 option.
5599 2005-01-11 Roger Sayle <roger@eyesopen.com>
5601 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5602 type as args of unprototyped builtins aren't automatically promoted.
5603 (fold_builtin_abs): Likewise.
5605 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5607 * Makefile.in: Set a `build-warn' variable.
5609 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5611 PR tree-optimization/17949
5612 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5613 (find_interesting_uses_address): Use it.
5615 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5617 * regrename.c (kill_value): Handle subreg's that won't simplify.
5619 2005-01-11 Richard Henderson <rth@redhat.com>
5622 * config/i386/i386.h (enum ix86_builtins): Move ...
5623 * config/i386/i386.c: ... here.
5624 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5625 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5626 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5627 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5628 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5629 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5630 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5631 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5632 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5633 IX86_BUILTIN_LOADDDUP): Remove.
5634 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5635 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5636 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5637 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5638 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5639 (ix86_init_builtins): Make static.
5640 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5641 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5642 if all the modes match. Otherwise, fake it.
5643 (get_element_number, ix86_expand_vec_init_builtin,
5644 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5645 (ix86_expand_builtin): Make static. Update for changed builtins.
5646 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5647 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5648 (ix86_expand_vector_init_duplicate): New.
5649 (ix86_expand_vector_init_low_nonzero): New.
5650 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5651 Split out from ix86_expand_vector_init; handle integer modes.
5652 (ix86_expand_vector_init): Use them.
5653 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5654 * config/i386/i386-protos.h: Update.
5655 * config/i386/predicates.md (reg_or_0_operand): New.
5656 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5657 (movv2sf_internal): Likewise. And a splitter to match them all.
5658 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5659 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5660 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5661 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5662 (mmx_pinsrw): Fix operand ordering.
5663 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5664 rather than sse_loadss expander.
5665 (movv2df splitter): Similarly.
5666 (sse_loadss, sse_loadlss): Remove.
5667 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5668 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5669 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5670 (sse3_movddup): Rename with '*'.
5671 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5672 (sse2_loadsd): Remove.
5673 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5674 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5675 (sse2_pinsrw): Fix argument ordering.
5676 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5677 (sse2_stored): Remove 'r' destination.
5678 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5679 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5680 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5681 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5682 vec_extractv16qi, vec_initv16qi): New.
5684 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5685 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5686 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5688 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5689 (_mm_load_si128, _mm_store_si128): Likewise.
5690 (_mm_load1_pd): Use _mm_set1_pd.
5691 (_mm_load_sd): Use _mm_set_sd.
5692 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5693 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5694 (_mm_set_epi64): Use _mm_set_epi64x.
5695 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5696 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5697 _mm_setr_epi8): Use _mm_set_foo form.
5698 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5699 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5700 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5701 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5702 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5703 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5704 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5705 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5706 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5707 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5708 (_mm_movedup_pd): Use _mm_shuffle_pd.
5709 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5710 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5711 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5712 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5714 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5715 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5716 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5717 (_mm_store_ps): Use raw dereference.
5718 (_mm_store1_ps): Use _mm_storeu_ps.
5719 (_mm_storer_ps): Use _mm_store_ps.
5720 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5721 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5723 2005-01-11 Stan Shebs <shebs@apple.com>
5725 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5726 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5728 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5731 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5732 Skip all DECLs except for FIELD_DECLs.
5734 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5736 * config/s390/s390.c (override_options): Return error if
5737 -mbackchain, -mpacked-stack and -mhard-float are used together.
5738 (s390_va_start): Remove the backchain && packed-stack special case.
5739 (s390_gimplify_va_arg): Likewise.
5740 * doc/invoke.texi: Remove the ABI incompatibility note.
5742 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5744 * config/s390/s390.c (struct s390_frame_layout): Remove
5746 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5747 save_backchain_p with TARGET_BACKCHAIN.
5749 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5752 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5753 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5754 * function.c (locate_and_pad_parm): Set new field.
5755 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5756 Tweak where_pad test to include "none". Always set mem align for
5758 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5759 not sufficient for type.
5760 (assign_parm_setup_block): If stack_parm is zero on entry, always
5761 make a new stack local. Block move old stack parm if necessary
5762 to new aligned stack local.
5763 (assign_parm_setup_stack): Use a block move to handle
5764 potentially misaligned entry_parm.
5765 (assign_parms_unsplit_complex): Specify required alignment when
5766 creating stack local.
5767 * calls.c (compute_argument_addresses): Override alignment of stack
5768 arg calculated from its type with the alignment given by
5769 FUNCTION_ARG_BOUNDARY.
5770 (store_one_arg): Likewise.
5772 2005-01-11 Jan Beulich <jbeulich@novell.com>
5774 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5775 Change respective itanium_class attribute to ialu.
5776 (shladdp4_internal): New.
5777 * config/ia64/predicates.md (shladd_log2_operand): New.
5779 2005-01-11 Richard Henderson <rth@redhat.com>
5781 * expr.c (store_constructor): Use rtvec_alloc instead of
5782 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5784 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5786 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5788 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5790 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5791 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5792 (TARGET_RWRELOC): Define.
5793 (ia64_rwreloc_section_type_flags): Delete.
5794 (ia64_section_type_flags): New function.
5795 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5796 (TARGET_RWRELOC): Define.
5798 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5801 * config/ia64/ia64.c (process_set): For alloc insn, only call
5802 process_epilogue is !frame_pointer_needed.
5804 2005-01-10 Roger Sayle <roger@eyesopen.com>
5807 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5808 unary operator and can't be treated as a binary/comparison operator.
5810 2005-01-10 Richard Henderson <rth@redhat.com>
5812 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5813 (ix86_return_in_memory): Likewise.
5814 (function_arg_advance): Likewise. Mirror structure in function_arg
5815 for choosing register to advance.
5817 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5819 * tree-vectorizer.c, tree.def: Fix comment typos.
5821 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5823 * config/s390/s390.c (struct processor_costs): 4 new fields:
5824 ddbr, ddr, debr, der.
5825 (s390_rtx_costs): More precise handling of divide instructions.
5827 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5829 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5831 2005-01-10 Jan Beulich <jbeulich@novell.com>
5833 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5834 names resulting from -ffunction-sections/-fdata-sections and linkonce
5836 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5837 based on the section name. Rearrange the section name comparison logic
5838 slightly so that each section name is compared against at most once.
5840 2005-01-10 Ben Elliston <bje@au.ibm.com>
5842 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5843 targets for which -fPIC reduces limitations on the GOT size.
5845 2005-01-09 Falk Hueffner <falk@debian.org>
5847 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5850 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5853 * collect2.c (main): Set aixrtl_flag for -brtl option.
5854 (resolve_lib_name): Search for .so file extension before .a
5857 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5859 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5860 (vect_analyze_data_refs_alignment): Add dump prints.
5862 2005-01-09 Ira Rosen <irar@il.ibm.com>
5864 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5865 expr_invariant_in_loop_p.
5866 Initialize outputs first thing in the function.
5867 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5868 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5869 (vect_analyze_pointer_ref_access): Check that the initial condition of
5870 the access function is loop invariant.
5872 2005-01-09 Richard Henderson <rth@redhat.com>
5874 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5875 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5876 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5877 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5878 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5879 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5880 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5881 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5882 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5883 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5884 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5885 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5886 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5887 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5888 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5889 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5890 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5891 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5892 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5893 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5894 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5895 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5896 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5898 (mmx_clrdi, pavgusb): Remove.
5899 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5900 with leading sse_ prefix.
5901 * config/i386/sse.md: Receive them.
5902 * config/i386/mmx.md: New file.
5903 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5904 (subrv2sf3): Turn into expander for normal subtraction.
5905 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5906 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5907 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5908 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5909 commutative; use ix86_binary_operator_ok.
5910 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5911 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5912 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5913 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5914 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5915 Macroize from existing patterns; use ix86_binary_operator_ok.
5916 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5917 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5918 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5919 with vec_select+vec_concat.
5920 (mmx_pshufw, mmx_pshufw_1): Likewise.
5921 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5922 (mmx_uavgv4hi3): Model correctly.
5923 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5924 _mm_xor_si64): Remove casts.
5926 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5928 PR tree-optimization/19224
5929 * tree-scalar-evolution.c (get_instantiated_value,
5930 set_instantiated_value): New functions.
5931 (instantiate_parameters_1): Cache the results.
5932 (instantiate_parameters, resolve_mixers): Initialize and free
5935 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5937 * config/i386/i386.md (addhi_4): Correct reference in comment.
5940 2005-01-08 Richard Henderson <rth@redhat.com>
5942 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5943 (_mm_cvtsi128_si64x): Likewise.
5944 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5945 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5946 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5947 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5948 * config/i386/i386-protos.h: Update.
5949 * config/i386/i386.c (print_operand): Add 'H'.
5950 (ix86_fixup_binary_operands): Split out from ...
5951 (ix86_expand_binary_operator): ... here.
5952 (ix86_fixup_binary_operands_no_copy): New.
5953 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5954 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5955 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5956 (safe_vector_operand): Use CONST0_RTX.
5957 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5958 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5959 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5960 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5962 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5963 (IX86_BUILTIN_CMPNGESS): New.
5964 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5965 (attr type): Add sselog1.
5966 (attr unit, attr memory): Handle it.
5967 (movti, movti_internal, movti_rex64): Move near other integer moves.
5968 (movtf, movtf_internal): Move near other fp moves.
5969 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5970 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5971 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5972 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5973 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5974 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5975 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5976 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5977 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5978 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5979 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5980 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5981 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5982 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5983 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5984 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5985 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5986 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5987 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5988 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5989 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5990 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5991 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5992 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5993 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5994 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5995 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5996 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5997 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5998 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5999 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6000 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6001 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6002 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6003 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6004 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6005 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6006 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6007 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6008 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6009 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6010 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6011 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6012 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6014 (SSEPUSH, push<SSEPUSH>): Remove.
6015 (MMXPUSH, push<MMXPUSH>): Remove.
6016 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6017 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6018 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6019 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6020 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6021 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6022 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6023 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6024 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6025 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6026 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6027 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6028 (ppro_sse_log_V4SF): Handle sselog1.
6029 * config/i386/predicates.md (const_0_to_1_operand): New.
6030 (const_0_to_255_mul_8_operand): New.
6031 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6032 (const_2_to_3_operand, const_4_to_7_operand): New.
6033 * config/i386/sse.md: New file.
6034 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6035 (sse_movups): Rename from sse_movups_1.
6036 (sse_loadlss): Rename from sse_loadss_1.
6037 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6039 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6040 (absv4sf2, negv2df, absv2df): New.
6041 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6042 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6043 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6044 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6045 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6046 (sse3_addsubv4sf3): Model correctly.
6047 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6048 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6049 (sse_movhlps): Model with vec_select+vec_concat.
6050 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6051 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6052 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6053 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6054 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6055 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6056 sse2_pshufhw_1): Likewise.
6057 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6058 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6059 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6060 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6061 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6062 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6063 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6064 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6065 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6066 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6067 sminv8hi3): Mark commutative
6068 operands. Use ix86_binary_operator_ok.
6069 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6070 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6071 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6072 sse2_punpcklqdq): Allow operand2 in memory.
6073 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6074 sse2_movsd): Add memory alternatives.
6075 (sse_storelps): Turn expander into an insn; split after reload.
6076 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6077 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6079 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6081 * configure.ac (DWARF-2 debug_line): Use objdump.
6082 * configure: Regenerate.
6084 2005-01-08 Jeff Law <law@redhat.com>
6085 Diego Novillo <dnovillo@redhat.com>
6087 PR tree-optimization/18241
6088 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6089 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6090 statements with volatile operands.
6091 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6092 operands after marking a statement with has_volatile_ops.
6094 2005-01-08 Roger Sayle <roger@eyesopen.com>
6096 * tree.c (int_fits_type_p): Always honor integer constant
6097 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6099 2005-01-08 Roger Sayle <roger@eyesopen.com>
6101 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6102 the latent bug in rtl_delete_block has been resolved.
6104 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6106 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6107 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6111 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6112 library as @multilib_dir@/$(SHLIB_SONAME).
6114 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6116 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6117 * configure: Regenerate.
6119 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6121 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6124 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6128 Convert non-word aligned offset address using ld/std into
6131 2005-01-07 Richard Henderson <rth@redhat.com>
6133 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6135 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6137 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6139 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6141 PR tree-optimization/19283
6142 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6143 is not shorter than the original type.
6145 PR rtl-optimization/19012
6146 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6148 PR rtl-optimization/18861
6149 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6150 (FULL_STATE): Define.
6151 (mark_tablejump_edge): New function.
6152 (purge_dead_tablejump_edges): New function.
6153 (find_bb_boundaries): Use it.
6155 PR tree-optimization/18828
6156 * builtins.c (expand_builtin_next_arg): Remove argument and all
6157 the argument checking.
6158 (expand_builtin): Adjust caller.
6159 (expand_builtin_va_start): Likewise. Remove error for too many
6161 (fold_builtin_next_arg): Issue error for too many arguments.
6162 After checking arguments, replace them with magic arguments that
6163 prevent further checking of the args.
6165 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6169 2005-01-06 Roger Sayle <roger@eyesopen.com>
6172 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6173 and %{.S:...} (and their negative variants) to test whether the
6174 input file is assembler or pre-processed-assembler independent of
6175 the actual filename extension.
6177 2005-01-06 Roger Sayle <roger@eyesopen.com>
6179 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6180 of sign or zero extended values.
6182 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6184 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6185 for IBM long double format correctly.
6187 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6189 Fix PR tree-optimization/18792
6191 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6192 to first_loop_depth, and use loop depth instead of loop number.
6193 (build_classic_dir_vector): Ditto.
6194 (compute_data_dependences_for_loop): Use depth, not loop number.
6195 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6196 number. Pass in loops, instead of loop numbers.
6197 (gather_interchange_stats): Ditto.
6198 (linear_transform_loops): Ditto.
6200 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6203 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6204 biv_fits_mode_p, extension_within_bounds_p): New functions.
6205 (check_ext_dependent_givs): Use them.
6207 2005-01-06 Roger Sayle <roger@eyesopen.com>
6209 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6210 more than one barrier, in which case we should delete them all.
6212 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6214 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6216 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6218 Fix PR middle-end/19286
6220 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6221 output this subprogram, simply ignore this attempt to do it again.
6222 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6223 origin attribute if it's not possible.
6224 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6225 (decls_for_scope): Ditto.
6226 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6227 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6229 2005-01-05 Richard Henderson <rth@redhat.com>
6232 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6233 (bdesc_2arg): Use it.
6234 (ix86_expand_binop_builtin): Force operands into registers
6236 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6237 ix86_expand_sse_compare, ix86_expand_sse_comi,
6238 ix86_expand_builtin): Likewise.
6240 2005-01-05 Richard Henderson <rth@redhat.com>
6242 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6244 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6245 (mulv4hi3): Set itanium_class mmmul.
6246 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6247 (fpack): Rename from fpack_sfsf.
6249 2005-01-05 Richard Henderson <rth@redhat.com>
6252 * reload1.c (do_input_reload): Restrict the optimization deleteing
6253 a previous output reload to RELOAD_FOR_INPUT.
6255 2005-01-05 Steven Bosscher <stevenb@suse.de>
6257 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6258 comment that we fall through after case.
6259 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6260 (distribute_links): Likewise.
6261 * cse.c (cse_insn): Likewise.
6262 * cselib.c (cselib_invalidate_mem): Likewise.
6263 * df.c: Update comments at the top of the file.
6264 (read_modify_subreg_p): Update comments here too.
6265 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6266 * flow.c (mark_set_1): Likewise.
6267 (mark_used_regs): Likewise.
6268 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6269 (canon_list_insert): Likewise.
6270 (mark_set): Likewise.
6271 (try_replace_reg): Likewise.
6272 (store_killed_in_insn): Likewise.
6273 * loop.c (count_one_set): Likewise.
6274 (basic_induction_var): Likewise.
6275 * postreload-gcse.c (find_mem_conflicts): Likewise.
6276 * postreload.c (reload_combine_note_store): Likewise.
6277 (move2add_note_store): Likewise.
6278 * reload.c (find_equiv_reg): Likewise.
6279 (mark_referenced_resources): Likewise.
6280 * rtlanal.c (set_noop_p): Likewise.
6281 (note_stores): Likewise.
6282 (note_uses): Likewise.
6283 * sched-deps.c (sched_analyze_1): Likewise.
6284 * sched-rgn.c (check_live_1): Likewise.
6285 (update_live_1): Likewise.
6286 * config/i860/i860.c: Likewise.
6288 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6290 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6292 * doc/rtl.texi: Update documentation for bit-fields and SET.
6294 2005-01-05 Roger Sayle <roger@eyesopen.com>
6296 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6298 2005-01-05 Jan Hubicka <jh@suse.cz>
6299 Richard Henderson <rth@redhat.com>
6302 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6305 2005-01-05 Richard Henderson <rth@redhat.com>
6308 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6309 (sse_shufps): Change operand 3 to const_int_operand.
6310 (sse2_storelps): Fix typo in template.
6311 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6312 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6313 (ix86_expand_builtin): Likewise.
6315 2005-01-05 Julian Brown <julian@codesourcery.com>
6317 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6318 as aggregates for AAPCS ABIs.
6320 2005-01-05 Stan Shebs <shebs@apple.com>
6322 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6323 Mach-O getters if ppc64.
6324 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6326 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6327 signed four-byte field for global code case.
6328 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6330 2005-01-05 Roger Sayle <roger@eyesopen.com>
6333 * c-common.c: Include real.h.
6334 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6335 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6336 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6337 * Makefile.in (c-common.o): Update dependencies.
6339 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6341 * c-parse.in (asm_string): Add trailing semicolon.
6343 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6345 * c-parse.in (asm_string): New. Don't allow wide strings in
6347 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6348 asm_string instead of STRING.
6350 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6352 * c-typeck.c (constructor_no_implicit): Remove.
6353 (set_designator, process_init_element): Don't check
6354 constructor_no_implicit.
6356 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6357 Kaz Kojima <kkojima@gcc.gnu.org>
6360 * lcm.c (create_pre_exit): New.
6361 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6362 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6364 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6366 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6367 -msoft-float in target_float_switch.
6368 * arm.c (arm_override_options): Fix processing of target_float_switch.
6370 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6372 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6375 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6377 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6378 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6380 2005-01-04 Roger Sayle <roger@eyesopen.com>
6382 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6383 if deleting the then-block allows the test-block to fallthru to the
6386 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6389 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6390 after the full declaration if the are in two different TUs.
6392 2005-01-04 Richard Henderson <rth@redhat.com>
6395 * tree-sra.c (generate_one_element_init): Just
6396 call gimplify_and_add.
6397 (generate_element_init): Record the
6398 new referenced variables and mark them for renaming
6399 and split out to ...
6400 (generate_element_init_1): This.
6401 (scalarize_init): Don't call push_gimplify_context/
6402 pop_gimplify_context.
6404 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6406 * toplev.c (get_src_pwd): Handle failure of getpwd().
6408 2005-01-04 Roger Sayle <roger@eyesopen.com>
6410 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6412 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6413 all the cases handled by it are inverted by invert_truthvalue.
6415 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6417 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6418 (save_register_windowsi): Likewise.
6420 2005-01-04 Richard Henderson <rth@redhat.com>
6422 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6424 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6427 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6428 any simplifications of vector mode comparison operators.
6429 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6431 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6432 Devang Patel <dpatel@apple.com>
6434 PR tree-optimization/18308
6435 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6436 the operands before creating a new expression.
6437 * dojump.c (do_jump): Make drop_through_label available
6438 for all cases. Add expansion of COND_EXPR.
6440 2005-01-04 Ira Rosen <irar@il.ibm.com>
6442 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6443 INTEGER_CST instead of TREE_CONSTANT.
6444 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6445 instead of TREE_CONSTANT.
6446 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6447 instead of TREE_CONSTANT.
6449 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6451 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6453 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6456 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6457 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6459 2005-01-03 Richard Henderson <rth@redhat.com>
6461 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6462 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6463 fold_convert_const_real_from_real): Split out from ...
6464 (fold_convert_const): ... here.
6466 2005-01-03 Richard Henderson <rth@redhat.com>
6469 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6470 (mov<MMXMODEI>_internal): Likewise.
6471 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6472 Add V2SF case; use it for SSE1; don't use TI.
6473 (movdf_integer): Likewise.
6474 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6476 2005-01-03 Ira Rosen <irar@il.ibm.com>
6478 * tree-vectorizer.c (vect_strip_conversions): New function.
6479 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6480 check for binary class.
6482 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6486 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6488 * gimple-low.c (mark_blocks_with_used_vars): New function.
6489 (mark_blocks_with_used_subblocks): Ditto.
6490 (mark_used_blocks): Ditto.
6491 (pass_mark_used_blocks): New pass.
6492 * tree-inline.c: Include debug.h.
6493 (expand_call_inline): Call outlining_inline_function here.
6494 * tree-optimize.c (init_tree_optimization_passes): Add
6495 pass_mark_used_blocks.
6496 * tree-pass.h (pass_mark_used_blocks): New.
6497 * Makefile.in (tree-inline.o): Add debug.h dependency.
6499 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6501 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6502 VAR_DECLs to have weak_import attribute.
6504 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6507 2004-01-03 Steven Bosscher <stevenb@suse.de>
6509 * passes.c (rest_of_compilation): Don't run regmove if only
6510 flag_expensive_optimizations, require flag_regmove instead.
6512 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6514 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6516 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6517 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6518 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6519 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6521 2005-01-03 Richard Henderson <rth@redhat.com>
6523 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6524 (ia64_const_ok_for_letter_p): New.
6525 (ia64_const_double_ok_for_letter_p): New.
6526 (ia64_extra_constraint): New.
6527 (ia64_expand_vecint_compare): New.
6528 (ia64_expand_vcondu_v2si): New.
6529 (ia64_expand_vecint_cmov): New.
6530 (ia64_expand_vecint_minmax): New.
6531 (ia64_print_operand): Add 'v'.
6532 (ia64_preferred_reload_class): New.
6533 (ia64_vector_mode_supported_p): New.
6534 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6535 (PREFERRED_RELOAD_CLASS): Move to function.
6536 (CONST_OK_FOR_LETTER_P): Move to function.
6537 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6538 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6539 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6540 (EXTRA_CONSTRAINT): Move to function.
6541 * config/ia64/ia64.md: Include vect.md.
6542 (itanium_class): Add mmalua.
6544 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6546 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6547 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6549 (const_int_2bit_operand): New.
6550 (fr_reg_or_0_operand): New.
6551 * config/ia64/ia64-modes.def: Add vector modes.
6552 * config/ia64/ia64-protos.h: Update.
6553 * config/ia64/vect.md: New file.
6555 2005-01-03 Richard Henderson <rth@redhat.com>
6557 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6559 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6562 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6564 (log1pdf2): Change mode of operands[0,1] to DFmode.
6566 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6568 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6569 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6570 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6571 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6572 SPARC_RELAXED_ORDERING.
6574 2005-01-03 Richard Henderson <rth@redhat.com>
6575 Uros Bizjak <uros@kss-loka.si>
6578 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6579 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6580 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6582 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6583 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6584 const_pow2_1_to_128_operand): New predicates.
6586 2005-01-02 Greg McGary <greg@mcgary.org>
6588 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6590 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6591 object. [ptr_type]: Remove unused variable.
6592 Remember nearest addressable array-element or record-component
6593 when checking bitfield components. Tolerate empty BIND_EXPR.
6595 2005-01-01 Richard Henderson <rth@redhat.com>
6597 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6598 that don't narrow the value. Fail for other conversions.
6600 2005-01-01 Richard Henderson <rth@redhat.com>
6603 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6604 * c-lang.c (finish_file): Don't do it here.
6605 * objc/objc-act.c (objc_finish_file): Likewise.
6607 * cgraph.c (decl_assembler_name_equal): New.
6608 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6609 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6610 * cgraph.h (struct cgraph_varpool_node): Add next.
6611 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6612 * varasm.c (assemble_alias): Mark the target as needed.
6614 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6617 * function.c (get_arg_pointer_save_area): Use entry_of_function
6618 instead of get_insns.
6620 2005-01-01 Roger Sayle <roger@eyesopen.com>
6621 Andrew Pinski <pinskia@physics.uc.edu>
6622 James E. Wilson <wilson@specifixinc.com>
6624 PR rtl-optimization/12092
6625 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6628 2005-01-01 Roger Sayle <roger@eyesopen.com>
6629 Olivier Hainque <hainque@act-europe.fr>
6631 * tree.c (int_fits_type_p): A narrower type always fits in a
6632 wider one, except for negative values into unsigned types.
6634 2005-01-01 Roger Sayle <roger@eyesopen.com>
6636 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6637 with the original constant rather than require TREE_OVERFLOW.
6639 2005-01-01 Steven Bosscher <stevenb@suse.de>
6642 * c-decl.c (finish_function): If compiling C99, annotate the
6643 compiler generated return with the current file name and line 0.
6644 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6645 the source line is greater than 0.
6646 (remove_bb): Likewise.
6648 See ChangeLog.12 for earlier changes.