1 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3 PR rtl-optimization/20306
4 * expr.c (emit_move_complex): Set try_int false if mode is
5 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6 emit_block_move if try_int is true.
8 2005-03-11 Richard Henderson <rth@redhat.com>
11 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
15 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
17 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
18 (TARGET_FIX_VR4130): New macro.
19 (TARGET_OPTIONS): Add -mfix-vr4130.
20 (ISA_HAS_MACCHI): New macro.
21 (ASM_SPEC): Add -mfix-vr4130.
22 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
23 (override_options): Handle mips_fix_vr4130_string.
24 (mips_avoid_hazards): Clear all_noreorder_p
25 if we're working around VR4130 errata and the macc alternatives
27 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
28 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
29 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
30 (MULTILIB_DEFAULTS): Remove leading "march=".
31 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
32 if no architecture option is given.
33 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
35 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
36 * doc/invoke.texi: Document -mfix-vr4130.
38 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
40 * config/mips/mips.c (override_options): Only warn about -mint64
41 deprecation if TARGET_INT64.
43 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
45 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
46 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
47 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
48 are non-specific regarding the nonnull parameter positions.
49 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
50 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
51 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
52 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
54 * builtins.def: Use the non-specific "nonnull" attibute lists.
56 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
58 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
59 single_pred_edge, single_succ, single_pred): Improve comments.
61 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
63 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
64 single_pred_edge, single_succ, single_pred): New inline functions.
65 * bb-reorder.c (rotate_loop, find_traces_1_round,
66 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
67 duplicate_computed_gotos): Use the single_succ/pred functions.
68 * cfganal.c (forwarder_block_p): Ditto.
69 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
70 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
71 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
72 merge_seq_blocks): Ditto.
73 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
74 * cfglayout.c (fixup_reorder_chain): Ditto.
75 * cfgloop.c (mark_single_exit_loops, update_latch_info,
76 canonicalize_loop_headers, verify_loop_structure): Ditto.
77 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
78 mfb_update_loops, create_preheader, force_single_succ_latches,
79 create_loop_notes): Ditto.
80 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
81 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
82 commit_one_edge_insertion, purge_dead_edges,
83 cfg_layout_can_merge_blocks_p): Ditto.
84 * except.c (sjlj_emit_function_enter): Ditto.
85 * flow.c (init_propagate_block_info): Ditto.
86 * function.c (thread_prologue_and_epilogue_insns): Ditto.
87 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
88 insert_insn_end_bb): Ditto.
89 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
90 find_if_case_2): Ditto.
91 * lambda-code.c (perfect_nestify): Ditto.
92 * lcm.c (optimize_mode_switching): Ditto.
93 * loop-doloop.c (doloop_modify): Ditto.
94 * loop-init.c (loop_optimizer_init): Ditto.
95 * loop-iv.c (simplify_using_initial_values): Ditto.
96 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
97 * loop-unswitch.c (unswitch_loop): Ditto.
98 * modulo-sched.c (generate_prolog_epilog): Ditto.
99 * predict.c (combine_predictions_for_insn, estimate_probability,
100 tree_estimate_probability, last_basic_block_p,
101 estimate_bb_frequencies): Ditto.
102 * profile.c (branch_prob): Ditto.
103 * regrename.c (copyprop_hardreg_forward): Ditto.
104 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
105 * tracer.c (layout_superblocks): Ditto.
106 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
107 cfg_remove_useless_stmts_bb, cleanup_control_flow,
108 cleanup_control_expr_graph, disband_implicit_edges,
109 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
110 tree_verify_flow_info, tree_make_forwarder_block,
111 tree_forwarder_block_p, remove_forwarder_block,
112 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
113 * tree-if-conv.c (tree_if_conversion): Ditto.
114 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
115 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
116 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
117 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
118 copy_loop_headers): Ditto.
119 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
120 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
121 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
122 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
123 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
124 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
125 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
126 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
127 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
128 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
129 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
130 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
131 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
132 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
133 slpeel_add_loop_guard): Ditto.
135 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
137 PR tree-optimization/15784
138 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
141 * stmt.c (expand_case): Don't change index_type. Convert minval
144 PR tree-optimization/20130
145 * fold-const.c (fold): Fold x * -1 into -x.
147 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
149 PR rtl-optimization/20331
150 * rtlanal.c (modified_between_p): Check its address first for MEM.
151 (modified_in_p): Likewise.
153 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
155 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
157 2005-03-10 Steven Bosscher <stevenb@suse.de>
159 * expr.c (expand_expr_real_1): If possible, use a conditional
160 move for expanding MIN_EXPR and MAX_EXPR.
161 Use temp for moving around rtx-en.
163 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
166 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
169 2005-03-10 Roger Sayle <roger@eyesopen.com>
171 * builtins.c (expand_builtin_signbit): Extend to handle floating
172 point modes wider than the largest integer type, using the
173 operand_subword_force function to obtain the signbit's word.
175 2005-03-10 Jakub Jelinek <jakub@redhat.com>
178 * combine.c (try_combine): If recog_for_combine added CLOBBERs
179 to NEWI2PAT, fail to combine if they are used by NEWPAT.
181 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
183 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
185 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
187 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
189 (perform_edge_inserts): Unconditionally call
192 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
194 2005-03-10 Bob Wilson <bob.wilson@acm.org>
196 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
198 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
200 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
202 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
204 (rtl_register_value_prof_hooks,
205 tree_value_profile_transformations,
206 tree_register_value_prof_hooks): Likewise.
207 * var-tracking.c (stack_adjust_offset_pre_post,
208 variable_htab_free, variable_union, dataflow_set_different_2,
209 count_uses, variable_was_changed, set_frame_base_location,
210 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
211 vt_add_function_parameters): Likewise.
212 * varasm.c (named_section_real, named_section, make_decl_rtl,
213 asm_emit_uninitialised, assemble_integer, decode_addr_const,
214 const_hash_1, compare_constant, copy_constant, force_const_mem,
215 output_constant_pool_2, output_constant_pool_1, output_constant,
216 output_constructor, make_decl_one_only, decl_tls_model,
217 default_no_named_section, default_elf_select_section_1,
218 default_unique_section_1): Likewise.
219 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
220 * vmsdbgout.c (addr_const_to_string): Likewise.
223 * function.c (struct assign_parm_data_one): Remove last_named
225 (assign_parm_find_data_types): Don't determine last_named.
226 Reorder named_parm determination.
227 (assign_parms): Only setup varargs on the last non-varadic
230 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
232 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
233 sda base address on medium model.
235 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
237 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
238 * cfgloop.c (flow_loop_nodes_find): Export.
239 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
241 * cfgloopmanip.c (fix_loop_structure): New function.
242 * predict.c (predict_loops): Clean up the loops information.
243 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
244 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
246 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
247 (rewrite_into_loop_closed_ssa): Declaration changed.
248 * tree-loop-linear.c (linear_transform_loops): Add argument to
249 rewrite_into_loop_closed_ssa call.
250 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
251 * tree-ssa-loop-im.c (move_computations): Ditto.
252 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
253 * tree-vectorizer.c (vectorize_loops): Ditto.
254 * tree-optimize.c: Include cfgloop.h.
255 (execute_todo): Choose whether to call cleanup_tree_cfg or
256 cleanup_tree_cfg_loop.
257 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
258 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
259 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
260 cleanup_tree_cfg_loop call.
261 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
262 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
265 2005-03-10 Jakub Jelinek <jakub@redhat.com>
268 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
269 with multiple alternatives.
271 * stmt.c (parse_output_constraint): Fix a typo.
273 2005-03-09 Bob Wilson <bob.wilson@acm.org>
275 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
276 assembly directive instead of deprecated "no-generics".
278 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
280 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
281 for non-offsettable memory references to cope with outstanding reload
283 * config/s390/s390.md ("reload_outti"): Call find_replacement to
284 avoid losing outstanding address reloads.
285 ("reload_outdi", "reload_outdf"): Likewise.
287 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
289 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
290 code. Add more cbrt transformations.
292 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
294 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
296 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
298 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
299 NULL_TREE when a given tree is not simplified.
300 (fold): Return the original tree when any of the functions
301 mentioned above NULL_TREE.
303 * fold-const.c (fold_unary, fold_binary): Take decomposed
304 arguments, code, type, op0, and op1 in case of fold_binary.
305 (fold): Update calls to fold_unary and fold_binary.
307 2005-03-09 Roger Sayle <roger@eyesopen.com>
309 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
310 a fndecl and an arglist instead of a CALL_EXPR, exp.
312 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
314 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
316 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
318 * expr.c (expand_assignment): Remove orig_to_rtx.
320 * fold-const.c (int_const_binop): Remove no_overflow.
322 * ifcvt.c (noce_emit_move_insn): Remove inmode.
324 * loop-iv.c (get_biv_step_1): Remove lhs.
326 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
328 * real.c (real_nan): Remove neg.
330 * function.c (thread_prologue_and_epilogue_insns): Remove i
333 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
336 * tree-eh.c (tree_could_trap_p): Remove idx.
338 * tree-into-ssa.c (ann): Remove ann.
340 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
342 * tree-sra.c (decide_block_copy): Remove inst_count.
344 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
346 * tree-ssa-loop-im.c (lhs): Remove.
348 * cfgbuild.c (state, STATE, SET_STATE,
349 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
351 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
352 (find_basic_blocks): Set the state of each basic block to
355 2005-03-08 Jeff Law <law@redhat.com>
357 * tree-cfg.c (cleanup_control_flow): If removal of a computed
358 goto results in the removal of edges in the CFG, then we need
359 to recompute dominators.
361 2005-03-09 Ben Elliston <bje@au.ibm.com>
363 * c-common.c (c_do_switch_warnings): Comment fix.
365 2005-03-08 Julian Brown <julian@codesourcery.com>
367 * Patch from 2005-03-08 reverted for causing regressions and
368 ppc-darwin bootstrap failure.
370 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
372 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
373 Define the real function for ppc-darwin.
374 * c-typeck.c (convert_arguments): Check for target-specific
375 invalid argument call to unprototyped function.
376 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
378 * target.h (invalid_arg_for_unprototyped_fn): New field
380 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
382 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
385 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
387 * c-typeck.c (constructor_stack, constructor_range_stack,
388 initializer_stack): Make them static.
390 * cfg.c (rbi_pool): Make it static.
392 * gimple-low.c (lower_stmt_body): Make it static.
393 * tree-flow.h: Remove the corresponding prototype. Don't
396 * sched-deps.c (cache_size): Make it static.
398 * stor-layout.c (lang_adjust_rli): Make it static.
400 2005-03-08 Julian Brown <julian@codesourcery.com>
402 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
403 from being used for symbols with vague linkage when
404 HAVE_GAS_COMDAT_GROUP is true.
406 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
408 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
409 nlabel == JUMP_LABEL (jump).
411 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
413 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
414 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
415 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
416 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
418 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
421 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
422 * c-common.c (handle_returns_twice): New function.
423 (c_common_attribute_table): Declare eturns_twice' attribute.
424 * doc/extend.texi: Document eturns_twice' attribute.
425 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
426 (struct tree_decl): Add returns_twice_flag.
428 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
430 * tree-ssa-phiopt.c: Fix a comment typo.
432 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
433 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
434 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
437 2005-03-08 Richard Henderson <rth@redhat.com>
439 * config/alpha/alpha.c (code_for_builtin): Replace special-case
440 builtin codes with ctzdi2, clzdi2, popcountdi2.
441 (struct alpha_builtin_def): Add is_const.
442 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
443 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
444 (alpha_init_builtins): Init them. Set nothrow and const attributes
446 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
447 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
448 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
449 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
450 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
451 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
452 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
453 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
454 (TARGET_FOLD_BUILTIN): New.
455 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
456 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
458 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
460 2005-03-08 Ira Rosen <irar@il.ibm.com>
462 PR tree-optimization/20122
463 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
464 condition of access function instead of base.
466 2005-03-07 Jeff Law <law@redhat.com>
467 Steven Bosscher <stevenb@suse.de>
469 * tree-cfg.c (find_taken_edge_computed_goto): New function.
470 (find_taken_edge): Call find_taken_edge_computed_goto as
471 appropriate. Allow any gimple invariant rather than just
473 (cleanup_control_flow): Cleanup a computed goto which has turned
475 (tree_merge_blocks): If block B has any forced labels, move
476 them to the start of block A.
477 * tree-ssa-dom.c (thread_across_edge): Allow threading across
478 computed gotos as well.
479 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
480 removal of unnecessary computed gotos too.
481 (lookup_redirection_data): Fix type of INSERT argument. Callers
484 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
486 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
487 Remove trailing spaces.
489 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
490 unshare_all_trees): Make them static.
491 * tree-gimple.h: Remove the corresponding prototypes.
493 * diagnostic.h: Remove unused prototype
495 * modulo-sched.c: Remove unused prototype
496 set_row_column_for_ps.
498 * tree-ssa-phiopt.c (tree_ssa_phiopt,
499 replace_phi_edge_with_variable): Remove unused variable i.
501 2005-03-07 Per Bothner <per@bothner.com>
503 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
505 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
508 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
509 bbs on the COND_EXPR instead of the PHI_NODEs.
510 (candidate_bb_for_phi_optimization): Remove.
511 (replace_phi_with_stmt): Rename to ...
512 (replace_phi_edge_with_variable): this and change so that we
513 replace the phi argument instead of removing the PHI.
514 (conditional_replacement): Change so we deal with PHI with more
516 (value_replacement): Likewise.
517 (abs_replacement): Likewise.
519 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
521 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
522 output_e500_flip_gt_bit.
524 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
526 (rs6000_generate_compare): Fix logic to look at the correct bits.
527 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
529 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
530 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
531 gen_move_from_CR_gt_bit.
533 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
534 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
535 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
537 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
538 (E500_CR_IOR_COMPARE): New constant.
540 2005-03-08 Earl Chew <earl_chew@agilent.com>
541 David Billinghurst <David.Billinghurst@riotinto.com>
543 * config/i386/host-cygwin.c: New file to support precompiled
545 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
546 * config.host: Use above files for cygwin host.
548 2005-03-07 David Edelsohn <edelsohn@gnu.org>
550 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
551 ordering ops from earlier change.
553 2005-03-07 Per Bothner <per@bothner.com>
555 Various fixes to allow us to again build if --enable-mapped-location:
556 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
557 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
558 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
559 local variable loc. Change logic appropriately.
560 * tree-vect-transform.c (vect_finish_stmt_generation): Use
561 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
562 * c-parser.c (c_parser_for_statement): Initialize loc variable.
563 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
564 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
566 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
568 PR rtl-optimization/19683
569 * reload1.c (choose_reload_regs): Pass the number of bits, not the
570 number of bytes, to smallest_int_for_mode. Fix arguments to
571 REG_CANNOT_CHANGE_MODE_P.
573 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
575 * reorg.c (relax_delay_slots): Check that the jump is
576 conditional before trying to invert it.
578 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
580 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
583 * calls (stack_arg_under_construction): Make it static.
585 * flow.c (regs_live_at_setjmp): Make it static.
586 * flow.h: Remove the corresponding prototype.
588 * reload1.c (reload_startobj, reload_firstobj,
589 something_needs_operands_changed, reload_inherited,
590 reload_inheritance_insn, reload_override_in,
591 reload_spill_index): Make them static.
593 * recog.c (verify_changes): Make it static.
594 * recog.h: Remove the corresponding prototype.
596 * cfgbuild.c (find_sub_basic_blocks): Remove.
597 * basic-block.h: Remove the corresponding prototype.
598 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
600 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
602 * tree-ssa-operands.c (check_build_stmt): Remove.
604 * stor-layout.c (set_alignment): Remove.
605 * tree.h: Remove the corresponding prototype.
607 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
609 * tree-ssa-dce.c (control_dependence_map,
610 visited_control_parents): Make them static.
612 * cfghooks.c (verify_flow_info): Remove local variable
615 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
618 * loop-unswitch.c (unswitch_loop): Remove local variable src.
620 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
622 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
624 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
626 * config/ia64/hpux.h (LINK_SPEC): Add -z.
627 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
628 PARALLEL for an empty structure.
630 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
632 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
634 * fold-const.c (fold_binary): Unroll the very first "for"
637 2005-03-06 David Edelsohn <edelsohn@gnu.org>
639 * config/rs6000/predicates.md (branch_comparison_operator): Remove
640 redundant match_code test.
641 (scc_comparison_operator): Swap match_operand and match_code
643 (branch_positive_comparison_operator): Same.
644 (trap_comparison_operator): Use comparison_operator and swap with
647 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
650 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
651 (out_movhi_r_mr): Read low byte of volatile MEM first.
652 (out_movhi_mr_r): Write high byte of volatile MEM first.
654 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
656 * cselib.c (reg_values, reg_values_size): Make them static.
658 * cse.c (cse_reg_info_table): Make it static.
660 * fold-const.c (fold_unary): Use build1 instead of copy_node.
662 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
664 * cse.c (find_best_addr): Use canon_for_address.
666 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
668 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
669 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
670 SUBREG and MEM, respectively.
672 * fold-const.c (fold_binary): Use code instead of t.
674 * fold-const.c (optimize_minmax_comparison): Take decomposed
675 arguments code, type, op0, and op1 instead of t.
676 (fold_binary): Update a call to optimize_minmax_comparison.
678 * fold-const.c (fold_range_test): Take decomposed arguments
679 code, type, op0, and op1 instead of t.
680 (fold_binary): Update a call to fold_range_test.
682 * fold-const.c (fold_binary_op_with_conditional_arg): Take
683 decomposed arguments code, type, op0, and op1 instead of t.
684 (fold_binary): Update a call to fold_range_test.
686 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
688 * fold-const.c (fold_binary): Avoid directly using the original
689 expression t as much as possible.
691 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
693 * c-semantics.c (build_stmt): Use TYPE_P instead of
694 IS_NON_TYPE_CODE_CLASS.
695 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
696 (NON_TYPE_CHECK): Use TYPE_P instead of
697 IS_NON_TYPE_CODE_CLASS.
699 * fold-const.c (fold): Remove handling of binary expressions.
701 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
703 * doc/c-tree.texi: Wrap comments in @r{}.
704 * doc/cpp.texi: Likewise.
705 * doc/cppinternals.texi: Likewise.
706 * doc/extend.texi: Likewise.
707 * doc/md.texi: Likewise.
708 * doc/objc.texi: Likewise.
709 * doc/sourcebuild.texi: Likewise.
710 * doc/tm.texi: Likewise.
713 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
715 * predict.c (apply_return_prediction): Standardize PHI chain
717 * tree-ssa.c (ssa_redirect_edge): Likewise.
719 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
720 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
723 * tree-phinodes.c (remove_phi_node): Drop the last argument.
724 * tree-flow.h: Adjust the prototype for remove_phi_node.
725 * lambda-code.c (perfect_nestify): Adjust a call to
728 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
729 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
731 * tree-ssa-dce.c (remove_dead_phis): Likewise.
732 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
733 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
734 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
736 * combine.c (simplify_and_const_int): Use gen_int_mode instead
737 of GEN_INT (trunc_int_for_mode (...)).
738 * loop-iv.c (iv_number_of_iterations): Likewise.
739 * postreload.c (reload_cse_move2add): Likewise.
740 * simplify-rtx.c (simplify_const_unary_operation,
741 simplify_const_binary_operation): Likewise.
742 * stor-layout.c (get_mode_bounds): Likewise.
744 * fold-const.c (fold_binary): New.
745 (fold): Call fold_binary on binary expressions.
747 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
749 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
750 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
751 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
752 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
753 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
755 2005-03-04 Devang Patel <dpatel@apple.com>
757 PR tree-optimization/18815
758 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
759 loops with zero exit edges.
761 2005-03-04 Devang Patel <dpatel@apple.com>
763 * doc/invoke.texi: Remove reference to webpage that does not exist.
765 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
766 Joseph S. Myers <joseph@codesourcery.com>
769 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
770 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
771 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
772 * pa.c (get_plabel): Change argument to symbol_ref. Call
773 maybe_get_identifier instead of get_identifier.
774 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
775 (struct deferred_plabel): Replace name field with symbol field.
776 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
777 ASM_OUTPUT_EXTERNAL_REAL is defined.
778 (output_global_address): Use output_addr_const for output of all
780 (output_deferred_plabels): Use symbol_ref instead of name for address
782 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
783 ASM_OUTPUT_SYMBOL_REF): New macros.
784 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
786 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
789 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
791 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
792 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
794 2005-03-04 Jeff Law <law@redhat.com>
796 * basic-block.h (rediscover_loops_after_threading): Declare.
797 * tree-ssa-dom.c: Include cfgloop.h.
798 (tree_ssa_dominator_optimize): Discover loops and some basic
799 properties. Remove forwarder blocks recreated by loop header
800 canonicalization. Also mark backedges in the CFG.
801 * tree-ssa-threadupdate.c: Include cfgloop.h
802 (rediscover_loops_after_threading): Define.
803 (struct local_info): New field, JUMP_THREADED.
804 (prune_undesirable_thread_requests): New function.
805 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
806 then record that fact for the callers of redirct_edges.
807 (thread_block): If BB has incoming backedges, then call
808 prune_undesirable_thraed_requests. Note when we are
809 going to have to rediscover loop information. Return a
810 boolean indicating if any jumps were threaded.
811 (thread_through_all_blocks): Bubble up boolean indicating
812 if any jumps were threaded.
813 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
814 (tree-ssa-threadupdate.o): Similarly.
816 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
818 * fold-const.c (fold_ternary): Unroll the "for" loop to
821 2005-03-04 Andrew Haley <aph@redhat.com>
823 * unwind-dw2-fde-glibc.c (struct
824 unw_eh_callback_data.check_cache): New field.
825 (frame_hdr_cache): New.
826 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
827 Cache frame header info.
829 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
831 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
832 (print_c_condition): Declare.
833 * read-rtl.c (ptr_loc): New structure.
834 (ptr_locs, ptr_loc_obstack, joined_conditions)
835 (joined_conditions_obstack): New variables.
836 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
837 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
838 (join_c_conditions, print_c_condition): New functions.
839 (apply_macro_to_string): Associate the new string with the same
840 source location as the old one.
841 (add_condition_to_string): Use join_c_conditions.
842 (read_string): Use set_rtx_ptr_loc to record a filename and line
843 number for the string.
844 (read_rtx): Initialize the new variables above.
845 * genattrtab.c (write_test_expr, write_attr_value): Use
847 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
848 comment above the GCC_VERSION check.
849 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
850 Inline the definition of MAYBE_EVAL.
851 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
852 * genoutput.c (process_template): Likewise.
853 * genpreds.c (write_predicate_subfunction): Likewise.
854 (write_predicate_expr): Use print_c_condition.
855 * genrecog.c (write_cond): Likewise.
856 * gensupport.c (process_rtx): Use join_c_conditions to join the
857 conditions of a define_insn_and_split. Record a source location
858 for the string after the "&&".
859 (alter_test_for_insn): Use join_c_conditions.
861 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
864 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
865 PR tree-optimization/15784
866 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
869 2005-03-04 Ben Elliston <bje@au.ibm.com>
871 * gcc.c (option_map): Add --coverage.
872 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
873 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
874 * config/darwin.h: Pass -lgcov for `coverage'.
875 * doc/invoke.texi (Debugging Options): Document --coverage.
877 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
879 * gcse.c (bypass_block): Use find_edge wherever possible.
881 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
885 * c-opts.c (c_common_parse_file): Call start_source_file
886 and end_source_file at the approriate times.
888 * dwarf2out.c (dwarf2out_finish): Don't auto-end
889 the main file, it will be done for us now.
891 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
893 * fold-const.c (fold_ternary): New.
894 (fold): Call fold_ternary on ternary expressions. Remove
895 handling of ternary expressions.
897 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
899 PR tree-optimization/15784
900 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
903 2005-03-03 David Edelsohn <edelsohn@gnu.org>
905 * config/rs6000/predicates.md (branch_comparison_operator):
906 Convert from C block to conditional format.
908 2005-03-03 Jan Hubicka <jh@suse.cz>
910 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
911 and non-constant public variables.
913 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
915 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
918 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
921 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
922 calls to release_ssa_name and release_phi_node.
924 * fold-const.c (fold): Remove handling of unary expressions.
926 * fold-const.c (fold_unary): Avoid directly using the original
927 expression t as much as possible.
929 2005-03-03 Roger Sayle <roger@eyesopen.com>
930 Andrew Pinski <pinskia@physics.uc.edu>
932 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
933 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
935 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
937 Describe special registers SRP and MOF as allocatable registers.
938 * config/cris/cris.c (cris_md_asm_clobbers): New function.
939 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
940 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
941 TARGET_HAS_MUL_INSNS.
942 (cris_print_operand) <case 'd'>: New case.
943 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
944 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
946 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
947 (REG_ALLOC_ORDER): Update for MOF.
948 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
950 (GENERAL_REGS): No longer a define of ALL_REGS.
951 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
952 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
954 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
955 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
956 (SECONDARY_RELOAD_CLASS): Define.
957 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
958 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
959 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
960 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
961 (REGISTER_MOVE_COST): Define.
962 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
963 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
964 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
965 (CRIS_MOF_REGNUM): New define_constants.
966 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
968 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
970 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
971 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
972 Adjust for MOF being properly described as a register.
973 (indir_to_reg_split): Name this split. Conditionalize on the
974 destination register being a general register.
975 (movei): Conditionalize on on operands 0 and 1 having the same
978 2005-03-03 Alan Modra <amodra@bigpond.net.au>
981 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
982 -mcpu to override any other explicitly given flags.
984 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
986 * recog.c (verify_changes, confirm_change_group): New functions,
987 broken out of apply_change_group.
988 (apply_change_group): Use them.
989 * recog.h (verify_change, confirm_change_group): Declare.
990 * rtl.h (redirect_jump_2): Declare.
991 * jump.c (redirect_exp, invert_exp): Delete.
992 (invert_exp_1): Take second parameter. Return value. Changed caller.
993 (redirect_jump_2): New function, broken out of redirect_jump.
994 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
995 (invert_jump): Use invert_jump_1 and redirect_jump_2.
996 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
998 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1000 * varasm.c (named_section): Use xstrdup rather than doing it by
1003 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1005 2005-03-02 Devang Patel <dpatel@apple.com>
1007 Undo PR tree-optimization/18815 fix.
1009 2005-03-02 Devang Patel <dpatel@apple.com>
1011 PR tree-optimization/18815
1012 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1013 loops with zero exit edges.
1015 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1017 * cfg.c (connect_src, connect_dest, disconnect_src,
1018 disconnct_dest): New.
1019 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1020 redirect_edge_pred): Use the new functions.
1022 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1023 free_dominance_info only when needed.
1025 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1028 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1029 (reg_or_sub_cint64_operand): Same.
1031 2005-03-02 Jeff Law <law@redhat.com>
1033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1034 CFG_ALTERED in the main DOM iteration loop.
1036 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1039 * varasm.c (initializer_constant_valid_p): Allow conversions
1040 between OFFSET_TYPEs. Tidy.
1042 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1044 * config/cris/cris.md ("return"): Remove epilogue delay list
1047 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1049 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1051 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1053 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1055 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1056 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1057 config/m68k/m68k.c, config/mips/mips.h,
1058 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1059 doc/include/gcc-common.texi: Update copyright.
1061 PR middle-end/18029 and PR middle-end/18030
1062 * expr.c (optimize_bitfield_assignment_op): Add a special case
1063 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1065 * fold-const.c (fold_unary): New.
1066 (fold): Call fold_unary on unary expressions.
1068 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1070 * cgraph.h (struct cgraph_edge): Add prev_caller and
1072 (cgraph_node_remove_callees): Export.
1073 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1075 (cgraph_edge_remove_callee): New function.
1076 (cgraph_edge_remove_caller): Likewise.
1077 (cgraph_remove_edge): Use.
1078 (cgraph_redirect_edge_callee): Likewise.
1079 (cgraph_node_remove_callees): New function.
1080 (cgraph_node_remove_callers): Likewise.
1081 (cgraph_remove_node): Use.
1082 * tree-optimize.c (tree_rest_of_compilation): Use
1083 cgraph_node_remove_callees instead of manual loop.
1084 * cgraphunit.c (cgraph_finalize_function): Likewise.
1085 (cgraph_expand_function): Likewise.
1086 (cgraph_remove_unreachable_nodes): Likewise.
1088 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1091 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1093 * c-decl.c (undeclared_variable): Take location as argument.
1094 * c-typeck.c (build_external_ref): Likewise.
1095 * c-parser.c (c_parser_postfix_expression): Pass location of
1096 identifier to build_external_ref.
1098 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1100 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1101 CCEQ mode for branch_positive_comparison_operator test.
1102 * config/rs6000/predicates (branch_comparison_operator): Revert to
1104 (scc_comparison_operator): Same.
1105 (branch_positive_comparison_operator): Same.
1107 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1109 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1110 (cris_delay_slots_for_epilogue): Remove.
1111 (save_last): Move into cris_target_asm_function_epilogue.
1112 (cris_target_asm_function_epilogue): Remove tests for file being
1114 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1115 (cris_delay_slots_for_epilogue): Remove prototypes.
1116 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1117 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1119 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1121 * config/rs6000/predicates.md (branch_comparison_operator): Change
1122 to define_special_predicate.
1123 (scc_comparison_operator): Same.
1124 (branch_positive_comparison_operator): Same.
1126 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1128 * Makefile.in (tree-ssa-sink.o): New.
1129 (OBJS-common): Add tree-ssa-sink.o.
1130 * common.opt: Add -ftree-sink
1131 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1132 * timevar.def (TV_TREE_SINK): new timevar.
1133 * tree-flow.h (is_hidden_global_store): Prototype.
1134 * tree-optimize.c (init_tree_optimization_passes): Add
1136 * tree-pass.h (pass_sink_code): New.
1137 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1138 for non-obvious global store store to is_hidden_global_store, and
1139 call that new function.
1140 * tree-ssa-sink.c: New file.
1141 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1142 * doc/passes.texi: Document forward store motion.
1143 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1144 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1145 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1146 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1148 2005-03-01 Per Bothner <per@bothner.com>
1150 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1151 and we have a non-zero column-number, add it to the message.
1152 Also factor out the diagnostic_kind_text.
1154 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1156 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1157 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1158 flow_loop_scan): Removed.
1159 (flow_loop_dump): Do not dump removed fields.
1160 (flow_loop_free): Do not free removed fields.
1161 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1162 (loop_exit_edge_p): New function.
1163 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1164 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1165 num_exits, exits_doms.
1166 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1167 LOOP_EDGES, LOOP_ALL): Removed.
1168 (flow_loop_scan): Declaration removed.
1169 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1170 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1172 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1173 (if_convert): Call flow_loops_find and flow_loops_free
1174 when calling mark_loop_exit_edges.
1175 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1176 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1177 free_dominance_info calls.
1178 * loop-init.c (flow_loops_find): Ditto.
1179 * passes.c (rest_of_handle_branch_prob): Ditto.
1180 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1181 * loop-unroll.c (analyze_insns_in_loop): Do not use
1183 * predict.c (predict_loops): Do not call flow_loop_scan.
1184 Use get_loop_exit_edges.
1185 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1186 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1187 Do not use EDGE_LOOP_EXIT.
1188 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1189 to bb_with_exit_edge_p.
1190 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1191 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1192 to bb_with_exit_edge_p.
1193 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1195 * tree-loop-linear.c (linear_transform_loops): Do not call
1196 flow_loop_scan. Use loop->single_exit.
1197 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1198 (vect_analyze_loop_form): Do not call flow_loop_scan.
1199 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1201 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1203 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1204 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1205 slpeel_tree_duplicate_loop_to_edge_cfg,
1206 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1207 Use loop_preheader_edge and loop->single_exit. Do not call
1210 2005-03-01 Nick Clifton <nickc@redhat.com>
1212 * config/arm/arm.c (thumb_find_work_register): Check all of the
1213 argument registers to see if they are free, and a couple of
1214 special cases where the last argument register but can be proved
1215 to be available during the function's prologue.
1216 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1217 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1218 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1220 (thumb_compute_save_reg_mask): Likewise. Also use
1221 thumb_find_work_register() to ensure that there is agreement about
1222 which work register is going to be used in the prologue.
1223 (thumb_output_function_prologue): Use unsigned long as the type
1224 for the register bit-mask. Also delay pushing the link register if
1225 other high registers are going to be pushed.
1226 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1227 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1228 redundant prototypes.
1230 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1233 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1234 and after reload in REG+REG indexed addresses without REG_POINTER
1235 set in the base and not set in the index.
1237 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1239 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1240 Don't undefine here.
1241 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1242 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1243 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1244 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1245 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1247 * config.gcc (sh*-*-linux*): Use config/linux.h.
1249 2005-02-28 Dale Johannesen <dalej@apple.com>
1250 Stan Shebs <shebs@apple.com>
1252 Rewrite of 64-bit Darwin structure-by-value pass/return.
1253 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1254 intoffset, use_stack, named.
1255 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1256 (rs6000_darwin64_record_arg_advance_flush): New.
1257 (rs6000_darwin64_record_arg_advance_recurse): New.
1258 (rs6000_darwin64_record_arg_flush): New.
1259 (rs6000_darwin64_record_arg_recurse): New.
1260 (rs6000_darwin64_record_arg): New.
1261 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1262 (function_arg_boundary): Handle 128-bit aligned structs.
1263 (function_arg_advance): Rewrite darwin64 struct handling.
1264 (function_arg): Call rs6000_darwin64_record_arg.
1265 (function_arg_partial_nregs): Handle darwin64 structs.
1266 (rs6000_darwin64_function_value): Remove.
1267 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1269 2005-02-28 Roger Sayle <roger@eyesopen.com>
1271 PR tree-optimization/20216
1272 * tree-chrec.c (tree_fold_factorial): Delete.
1273 (tree_fold_binomial): Change argument list to take a return type
1274 and change the type of K to unsigned int. Rewrite to avoid explicit
1275 evaluation of factorials, and (recursively) calling fold to perform
1276 compile-time arithmetic. Return NULL on (internal) overflow.
1277 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1278 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1279 if any intermediate calculation overflows.
1280 (chrec_apply): Update call to chrec_evaluate.
1282 2005-02-28 James E Wilson <wilson@specifixinc.com>
1284 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1286 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1289 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1290 instead of NULL_TREE on error.
1292 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1294 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1295 (EASY_VECTOR_15_ADD_SELF): Remove.
1296 (num_insns_constant_wide): Not static.
1297 (validate_condition_mode): Not static.
1298 (toc_relative_expr_p): Not static.
1299 (legitimate_indirect_address_p): Not static.
1300 (macho_lo_sum_memory_operand): Not static.
1301 (invalid_e500_subreg): Not static.
1302 (easy_vector_same): Not static.
1303 (easy_vector_splat_const): Not static.
1304 (RS6000_SYMBOL_REF_TLS_P): Remove.
1305 (any_operand): Delete.
1306 (any_parallel_operand): Delete.
1307 (count_register_operand): Delete.
1308 (altivec_register_operand): Delete.
1309 (xer_operand): Delete.
1310 (s8bit_cint_operand): Delete.
1311 (short_cint_operand): Delete.
1312 (u_short_cint_operand): Delete.
1313 (non_short_cint_operand): Delete.
1314 (exact_log2_cint_operand): Delete.
1315 (gpc_reg_operand): Delete.
1316 (cc_reg_operand): Delete.
1317 (cc_reg_not_cr0_operand): Delete.
1318 (reg_or_short_operand): Delete.
1319 (reg_or_neg_short_operand): Delete.
1320 (reg_or_aligned_short_operand): Delete.
1321 (reg_or_u_short_operand): Delete.
1322 (reg_or_cint_operand): Delete.
1323 (reg_or_arith_cint_operand): Delete.
1324 (reg_or_add_cint64_operand): Delete.
1325 (reg_or_sub_cint64_operand): Delete.
1326 (reg_or_logical_cint_operand): Delete.
1327 (got_operand): Delete.
1328 (got_no_const_operand): Delete.
1329 (easy_fp_constant): Delete.
1330 (easy_vector_constant): Delete.
1331 (easy_vector_constant_add_self): Delete.
1332 (zero_constant): Delete.
1333 (zero_fp_constant): Delete.
1334 (volatile_mem_operand): Delete.
1335 (offsettable_mem_operand): Delete.
1336 (mem_or_easy_const_operand): Delete.
1337 (add_operand): Delete.
1338 (non_add_cint_operand): Delete.
1339 (logical_operand): Delete.
1340 (non_logical_cint_operand): Delete.
1341 (mask_operand): Delete.
1342 (mask_operand_wrap): Delete.
1343 (mask64_operand): Delete.
1344 (mask64_2_operand): Delete.
1345 (and64_operand): Delete.
1346 (and64_2_operand): Delete.
1347 (and_operand): Delete.
1348 (reg_or_mem_operand): Delete.
1349 (lwa_operand): Delete.
1350 (symbol_ref_operand): Delete.
1351 (call_operand): Delete.
1352 (current_file_function_operand): Delete.
1353 (input_operand): Delete.
1354 (rs6000_nonimmediate_operand): Delete.
1355 (rs6000_tls_symbol_ref): Delete.
1356 (save_world_operation): Delete.
1357 (restore_world_operation): Delete.
1358 (load_multiple_operation): Delete.
1359 (store_multiple_operation): Delete.
1360 (vrsave_operation): Delete.
1361 (mfcr_operation): Delete.
1362 (mtcrf_operation): Delete.
1363 (lmw_operation): Delete.
1364 (stmw_operation): Delete.
1365 (branch_comparison_operator): Delete.
1366 (branch_positive_comparison_operator): Delete.
1367 (scc_comparison_operator): Delete.
1368 (trap_comparison_operator): Delete.
1369 (boolean_operator): Delete.
1370 (boolean_or_operator): Delete.
1371 (min_max_operator): Delete.
1372 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1373 (EASY_VECTOR_15): Moved to here.
1374 (EASY_VECTOR_15_ADD_SELF): Move to here.
1375 (PREDICATE_CODES): Delete.
1376 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1377 Declare functions no longer static.
1378 * config/rs6000/predicates.md: New.
1379 * config/rs6000/rs6000.md: Include predicates.md
1381 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1383 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1384 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1386 * cfgrtl.c (need_fake_edge_p): Likewise.
1387 * combine.c (distribute_notes): Likewise.
1388 * emit-rtl.c (try_split): Likewise.
1389 * recog.c (peephole2_opimize): Likewise.
1390 * reg-notes.def (ALWAYS_RETURN): Remove.
1391 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1392 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1393 * tree.h (ECF_ALWAYS_RETURN): Remove.
1395 2005-02-28 Roger Sayle <roger@eyesopen.com>
1398 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1399 between different machine modes is never a "useless" conversion.
1401 2005-02-28 Geert Bosch <bosch@gnat.com>
1404 * doc/contrib.texi: List contributors for Ada front end
1406 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1408 * simplify-rtx.c (simplify_unary_operation_1,
1409 simplify_const_unary_operation): New, extracted from...
1410 (simplify_unary_operation): ... this one.
1411 (simplify_binary_operation_1,
1412 simplify_const_binary_operation): New, extracted from...
1413 (simplify_binary_operation): ... this one.
1414 * rtl.h (simplify_const_unary_operation,
1415 simplify_const_binary_operation): Add prototypes.
1417 2005-02-28 Julian Brown <julian@codesourcery.com>
1419 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1420 building libjava and caused PR regression/20228.
1422 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1425 * Makefile.in (host_subdir): New.
1426 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1427 * configure: Regenerate.
1429 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1431 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1432 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1433 installation directory first.
1435 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1438 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1439 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1440 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1441 * config/cris/cris.md: Tweak comments referring to Q.
1442 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1443 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1444 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1445 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1446 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1447 Insert spaces in constraints to align alternatives vertically for
1449 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1452 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1454 PR rtl-optimization/17728
1455 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1456 operand 0 from general_operand to move_dest_operand.
1458 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1460 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1461 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1462 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1463 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1465 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1467 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1468 * configure: Regenerate.
1469 * libada-mk.in: Remove CC; rename
1470 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1472 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1475 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1476 for the lhs, also walk over the tree. Likewise for rhs.
1478 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1480 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1481 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1482 Do not propagate value of iv before increment over the increment.
1484 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1486 * c-parser.c: New file.
1487 * c-parse.in: Remove.
1488 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1490 (c-parser.o): Add dependencies.
1491 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1492 maintainer-clean, TAGS): Update.
1493 * c-config-lang.in (gtfiles): Update.
1494 * gengtype-lex.l: Don't handle "@@".
1495 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1496 objc_build_synchronized, objc_begin_try_stmt,
1497 objc_begin_catch_clause, objc_finish_catch_clause,
1498 objc_build_finally_clause, objc_finish_try_stmt): New.
1499 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1501 (c_parse_init): Update comment.
1502 * c-decl.c (c_init_decl_processing): Update comment.
1503 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1504 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1505 new c_declspecs members.
1507 2005-02-25 Julian Brown <julian@codesourcery.com>
1509 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1510 from being used for symbols with vague linkage when
1511 HAVE_GAS_COMDAT_GROUP is true.
1513 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1515 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1517 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1520 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1521 (LIBGCC2_HAS_DF_MODE): New.
1522 (LIBGCC2_HAS_XF_MODE): New.
1523 (LIBGCC2_HAS_TF_MODE): New.
1524 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1525 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1526 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1527 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1528 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1529 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1530 and add _fixtfdi, _fixunstfdi, _floatditf
1531 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1532 L_fixunstfdi, L_floatditf.
1533 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1534 (LIBGCC2_HAS_TF_MODE): Define.
1536 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1538 PR tree-optimization/20204
1539 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1540 REWRITE_THIS_STMT markers on PHI nodes.
1541 (rewrite_initialize_block): Likewise.
1543 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1545 * version.c (version_string): Update to 4.1.
1547 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1549 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1550 Clarify that the alternative way doesn't work in GNU C++.
1552 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1554 PR tree-optimization/19937
1555 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1556 to the type of the induction variable.
1558 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1560 PR rtl-optimization/20117
1561 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1562 the block including noncopyable insn.
1564 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1566 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1567 calls to find_reg_note.
1569 2005-02-24 Richard Henderson <rth@redhat.com>
1572 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1575 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1577 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1578 vector types if to use base reg for misaligned non-word ld/std.
1580 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1583 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1584 dwarf2 label manually and put it after, not before the prologue.
1586 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1589 * reload.c (operands_match_p): Only increment register number for
1590 SCALAR_INT_MODE_P modes in multiple hard registers.
1592 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1595 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1597 * ChangeLog.5: Fix log message typo(s).
1598 * ChangeLog.7: Likewise.
1599 * ChangeLog.tree-ssa: Likewise.
1600 * cfgexpand.c: Fix comment typo(s).
1601 * conflict.c: Likewise.
1602 * defaults.h: Likewise.
1603 * dwarf2out.c: Likewise.
1605 * ggc-page.c: Likewise.
1606 * tree-eh.c: Likewise.
1607 * tree-ssa-dom.c: Likewise.
1609 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1612 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1613 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1614 if SHARED is defined.
1617 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1618 allow splitting only if operands 0 and 3 don't overlap.
1620 2005-02-24 Richard Henderson <rth@redhat.com>
1623 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1624 (fold_builtin_1): Call them.
1625 * fold-const.c (fold_complex_mult_parts): Split out from ...
1626 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1627 (fold_complex_div_parts, fold_complex_div): New.
1629 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1631 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1633 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1634 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1636 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1637 (print_node): Likewise.
1638 Print TYPE_SIZES_GIMPLIFIED.
1640 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1642 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1643 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1644 operands as commutative in constraints.
1646 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1648 * tree-into-ssa.c: Re-organize internal functions.
1650 2005-02-24 Richard Henderson <rth@redhat.com>
1653 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1655 * common.opt (fcx-limited-range): New.
1656 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1657 * toplev.c (flag_complex_method): Initialize to 1.
1658 (process_options): Set flag_complex_method to 0 if
1659 flag_cx_limited_range.
1660 * doc/invoke.texi (-fcx-limited-range): New.
1662 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1664 * cse.c (delete_trivially_dead_insns): Speed up by using
1665 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1668 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1670 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1671 functions when -mid-shared-library is being used.
1673 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1675 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1676 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1677 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1678 * system.h: Poison LINK_LIBGCC_SPECIAL.
1680 2005-02-23 James E Wilson <wilson@specifixinc.com>
1682 * gengtype.c (note_insn_name): Make 1 element larger.
1684 2005-02-23 Roger Sayle <roger@eyesopen.com>
1687 PR rtl-optimization/20097
1688 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1689 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1691 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1693 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1694 * t-aix52 (SHLIB_INSTALL): Same.
1696 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1698 * genpreds.c: Update copyright.
1700 2005-02-23 Michael Beach <michaelb@ieee.org>
1703 * config/sparc/t-elf (startup files): Assemble with CPP.
1705 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1707 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1708 (write_predicate_expr): Likewise.
1710 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1712 PR tree-optimization/20100
1713 PR tree-optimization/20115
1714 * tree-optimize.c (init_tree_optimization_passes): Remove
1715 pass_maybe_create_global_var.
1716 * tree-pass.h (pass_maybe_create_global_var): Remove.
1717 * tree-ssa-alias.c (aliases_computed_p): Declare.
1718 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1719 (count_calls_and_maybe_create_global_var): Remove.
1720 (pass_maybe_create_global_var): Remove.
1721 (init_alias_info): Do not declare aliases_computed_p.
1722 (maybe_create_global_var): If the function contains no
1723 call-clobbered variables and a mix of pure/const and regular
1724 function calls, create .GLOBAL_VAR.
1725 Mark all call-clobbered variables for renaming.
1726 (merge_pointed_to_info): Update comment.
1727 (add_pointed_to_var): Likewise.
1728 (is_escape_site): Likewise.
1729 Accept struct alias_info * instead of size_t *.
1731 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1733 * tree-ssa-operands.c (get_call_expr_operands): If
1734 ALIASES_COMPUTED_P is false, do not add call-clobbering
1736 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1737 (delete_tree_ssa): Likewise.
1739 2005-02-22 James E Wilson <wilson@specifixinc.com>
1741 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1742 (do_compile): Do call it here.
1744 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1746 PR rtl-optimization/20017.
1747 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1748 rest_of_handle_cse2, rest_of_handle_gcse): Call
1749 delete_dead_jumptables immediately before calling cleanup_cfg.
1751 2005-02-22 Devang Patel <dpatel@apple.com>
1754 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1757 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1759 * config/rs6000/aix.h (WINT_TYPE): Define.
1761 2005-02-22 Stan Shebs <shebs@apple.com>
1763 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1764 natural alignment for 64-bit Darwin.
1765 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1767 * doc/invoke.texi: Document this.
1769 2005-02-22 DJ Delorie <dj@redhat.com>
1771 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1772 to make_[un]signed_type, not the mode itself.
1774 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1776 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1777 not available. Use tail calls wherever possible.
1778 (make_edge): Call unchecked_make_edge to create an edge.
1780 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1781 (coalesce_ssa_name): Don't check for
1782 SSANORM_USE_COALESCE_LIST.
1783 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1785 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1787 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1788 (rewrite_into_ssa): ... here.
1790 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1792 PR tree-optimization/19786
1793 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1794 tag to another's may-alias bitmap when adding to the other's list.
1796 2005-02-21 DJ Delorie <dj@redhat.com>
1798 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1799 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1800 registers in unsupported ways.
1801 * expmed.c (init_expmed): Likewise.
1803 2005-02-21 Stan Cox <scox@redhat.com>
1805 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1807 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1809 * tree-cfg.c (fold_cond_expr_cond): New.
1810 (make_edges): Call fold_cond_expr_cond.
1811 (find_taken_edge): Accept nothing but INTEGER_CST.
1812 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1814 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1816 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1817 that do not belong to any basic block.
1819 2005-02-21 Jeff Law <law@redhat.com>
1821 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1824 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1826 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1827 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1828 Adjust their definitions.
1829 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1830 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1832 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1833 genautomata.c, langhooks.c, langhooks.h, system.h,
1834 config/arm/lib1funcs.asm: Update copyright.
1836 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1838 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1840 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1843 * doc/install.texi: Document --with-gc.
1845 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1847 * simplify-rtx.c (simplify_unary_operation): Add a missing
1850 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1852 PR tree-optimization/18663
1853 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1854 if the type has variable bounds.
1856 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1858 * gcse.c: Remove an obsolete comment.
1860 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1862 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1864 * doc/extend.texi (Function Attributes) <Attribute const>: The
1865 attribute "pure" is below this text, not above.
1867 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1869 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1870 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1871 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1873 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1876 * langhooks.h (struct lang_hooks): Add to_target_charset.
1877 * langhooks.c (lhd_to_target_charset): New function.
1878 * langhooks-def.h: Declare lhd_to_target_charset.
1879 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1880 (LANG_HOOKS_INITIALIZER): Update.
1881 * c-common.c (c_common_to_target_charset): New function.
1882 * c-common.h: Declare it.
1883 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1884 c_common_to_target_charset.
1886 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1887 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1889 * system.h: Poison them.
1890 * doc/tm.texi: Don't discuss them.
1891 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1892 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1893 (pp_c_char): Do not attempt to generate letter escapes for
1895 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1896 * config/mips/mips.c (mips_output_ascii): Likewise.
1898 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1900 PR tree-optimization/19951
1901 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1904 2005-02-19 Steven Bosscher <stevenb@suse.de>
1907 * function.h (struct function): New field `max_loop_depth'.
1908 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1909 (flow_loops_find): Reset the max loop depth count before finding loops.
1910 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1911 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1912 (calculate_global_regs_live): Make sure the loop will terminate
1913 when the initial sets are not empty.
1915 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1917 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1919 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1921 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1924 * doc/invoke.texi: Remove documentation of %M spec.
1926 (init_spec): Remove %M suffix from -lgcc_s.
1927 (do_spec_1): Remove 'M' case.
1928 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1929 to put shared libraries in the multilib directory. Remove the
1930 shlib_so_soname substitution variable. Don't add a multilib encoding
1931 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1932 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1933 SHLIB_INSTALL as well as SHLIB_LINK.
1934 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1935 (SHLIB_NAME): Delete.
1936 (SHLIB_DIR): New macro.
1937 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1938 (SHLIB_INSTALL): Adjust accordingly.
1939 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1940 * config/t-slibgcc-sld: Likewise.
1941 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1942 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1943 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1945 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1946 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1947 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1948 Use @shlib_base_name@ instead of @shlib_so_name@.
1949 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1950 and @shlib_base_name@.so in @multilib_dir@.
1951 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1952 to the install path.
1953 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1954 (SHLIB_LINK): Remove previous workaround.
1955 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1956 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1957 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1959 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1960 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1961 (SHLIB_INSTALL): Adjust accordingly.
1962 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1963 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1964 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1965 config/t-slibgcc-elf-ver.
1967 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1968 Jakub Jelinek <jakub@redhat.com>
1970 PR tree-optimization/19828
1971 * tree-ssa-loop-im.c: Add a TODO comment.
1972 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1973 without side-effects.
1975 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1977 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1980 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1982 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1983 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1984 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1986 (ia64_reorg): Delete fixup_errata call.
1987 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1988 (TARGET_SWITCHES): Delete -mb-step entry.
1990 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1993 * c-typeck.c (composite_type): Handle quals in transparent unions.
1994 (type_lists_compatible_p): Likewise.
1996 2005-02-18 Stan Shebs <shebs@apple.com>
1998 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1999 expressions in the .literal8 section.
2001 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2003 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2005 2005-02-18 Roger Sayle <roger@eyesopen.com>
2007 * fold-const.c (constant_boolean_node): Always create values of the
2008 specified type, don't bother calling truthvalue_conversion.
2010 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2012 * except.c (output_function_exception_table): Call
2013 assemble_external_libcall (eh_personality_libfunc).
2015 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2018 * config/ia64/ia64.h (struct machine_function): Add state_num.
2019 * config/ia64/ia64.c (process_epilogue,
2020 process_for_unwind_directive): Use new unwind state numbers each
2021 time rather than state 1.
2023 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2026 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2027 before the "*llgt_didi" pattern.
2029 2005-02-18 Jason Merrill <jason@redhat.com>
2031 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2033 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2035 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2036 (div0): Use it in place of ARM_FUNC_ALIAS.
2037 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2039 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2042 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2043 access, the lower bound of the array type if it exists.
2045 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2048 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2049 cases that are out-of-range for the index type.
2051 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2053 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2054 (estimate_case_costs): Don't call convert.
2055 * expmed.c (expand_shift): Likewise.
2056 (make_tree): Call fold_convert instead of convert.
2058 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2061 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2062 that ref to be marked MEM_READONLY_P doesn't have base that needs
2065 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2067 * genautomata.c (output_get_cpu_unit_code_func,
2068 output_cpu_unit_reservation_p): Don't generate old-style function
2071 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2074 PR tree-optimization/20009
2075 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2077 PR tree-optimization/18947
2078 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2079 inline, remove all nodes that are inlined into the extern inline
2082 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2084 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2085 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2086 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2087 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2090 2005-02-17 Roger Sayle <roger@eyesopen.com>
2092 PR tree-optimization/19917
2093 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2094 to be potentially trapping.
2096 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2098 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2100 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2102 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2103 tem becomes a local variable which is set to the value of the
2104 back end defined INITIAL_FRAME_ADDRESS macro.
2105 (expand_builtin_frame_address): Omit the base parameter to
2106 expand_builtin_return_addr.
2107 (expand_builtin_profile_func): Likewise.
2108 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2109 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2110 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2112 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2114 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2115 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2116 * config/frv/frv.c (frv_function_epilogue): Likewise.
2118 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2120 * lambda-code (perfect_nestify): Remove mark/unmark
2122 * tree-loop-linear.c (linear_transform_loops): Add
2123 rewrite_into_ssa call so that ssa is correct for
2124 rewriting into loop closed.
2126 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2128 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2129 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2131 * bt-load.c (btr_def_live_range, combine_btr_defs,
2132 migrate_btr_def, migrate_btr_defs): Likewise.
2133 * cfgcleanup.c (thread_jump): Likewise.
2134 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2135 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2136 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2137 df_rd_local_compute, df_reg_info_compute): Likewise.
2138 * dominance.c (init_dom_info, free_dom_info): Likewise.
2139 * flow.c (init_propagate_block_info,
2140 free_propagate_block_info): Likewise.
2141 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2142 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2143 modify_reg_pav): Likewise.
2144 * loop-invariant.c (find_defs, find_invariant_insn,
2145 find_invariants, free_inv_motion_data): Likewise.
2146 * predict.c (tree_predict_by_opcode,
2147 estimate_bb_frequencies): Likewise.
2148 * stmt.c (expand_case): Likewise.
2149 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2150 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2151 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2152 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2153 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2154 rewrite_ssa_into_ssa): Likewise.
2155 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2156 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2157 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2158 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2159 * tree-sra.c (tree_sra): Likewise.
2160 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2161 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2162 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2164 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2165 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2167 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2168 calculate_live_on_entry, calculate_live_on_exit,
2169 build_tree_conflict_graph): Likewise.
2170 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2171 record_important_candidates, set_use_iv_cost, find_depends,
2172 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2173 tree_ssa_iv_optimize_finalize): Likewise.
2174 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2175 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2176 tree_duplicate_loop_to_header_edge): Likewise.
2177 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2178 * tree-ssa.c (verify_flow_insensitive_alias_info,
2179 verify_name_tags, verify_ssa, init_tree_ssa,
2180 delete_tree_ssa): Likewise.
2181 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2182 fini_ssanames): Likewise.
2183 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2185 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2187 * config/rs6000/t-rtems: Completely reworked.
2189 2005-02-17 Ira Rosen <irar@il.ibm.com>
2191 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2193 2005-02-17 Ira Rosen <irar@il.ibm.com>
2195 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2196 POINTER_TYPE_P when checking that type is a pointer.
2197 (vect_get_memtag): Remove.
2198 (vect_address_analysis): Use POINTER_TYPE_P. Call
2199 vect_object_analysis with dummy parameter for memtag.
2200 (vect_object_analysis): Extract memtag (functionality that
2201 used to be in vect_get_memtag and moved here). Fix printings.
2202 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2203 with correct parameters. Remove call to vect_get_memtag.
2205 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2207 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2208 (tree-vectorizer.o): Added missing dependencies.
2210 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2212 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2213 declaration in tree-vectorizer.c, now has an extern declaration in
2215 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2216 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2217 get_vectype_for_scalar_type, vect_is_simple_use,
2218 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2219 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2220 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2221 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2222 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2223 find_loop_location): Likewise.
2225 * tree-vectorizer.c (langhooks.h): #include removed.
2226 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2227 moved to tree-vectorized.h.
2228 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2229 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2230 get_vectype_for_scalar_type, vect_is_simple_use,
2231 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2232 vect_supportable_dr_alignment, new_loop_vec_info,
2233 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2234 vect_set_verbosity_level, find_loop_location): Likewise.
2236 (vect_analyze_loop): Function externalized. Declaration moved to
2237 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2238 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2239 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2240 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2241 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2242 vect_enhance_data_refs_alignment, vect_analyze_operations,
2243 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2244 vect_stmt_relevant_p, vect_get_loop_niters,
2245 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2246 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2247 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2248 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2249 vect_get_memtag): Likewise.
2251 (vectorizable_load): Function externalized. Declaration moved to
2252 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2253 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2254 vect_transform_loop): Likewise.
2255 (vect_transform_stmt): Moved to tree-vect-transform.c.
2256 (vect_align_data_ref, vect_create_destination_var,
2257 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2258 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2259 vect_get_vec_def_for_operand, vect_init_vector,
2260 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2261 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2262 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2263 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2264 vect_do_peeling_for_loop_bound): Likewise.
2266 * tree-vect-analyze.c: New file.
2267 * tree-vect-transform.c: New file.
2269 2005-02-17 Jason Merrill <jason@redhat.com>
2271 PR mudflap/19319, c++/19317
2272 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2275 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2277 * doc/install.texi (Specific): Update link for Darwin-specific
2280 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2282 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2283 constant_boolean_node.
2285 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2288 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2289 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2291 2005-02-16 Richard Henderson <rth@redhat.com>
2294 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2296 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2297 replace uses with Wtype_MAXp1_F.
2298 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2299 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2300 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2301 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2302 and HAVE_TFMODE as appropriate.
2303 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2304 (__floatdisf): Likewise.
2305 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2306 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2307 (Wtype_MAXp1_F): New.
2308 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2309 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2311 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2314 * arm.c (arm_apply_result_size): New function.
2315 * arm.h (APPLY_RESULT_SIZE): Define.
2316 * arm-protos.h (arm_apply_result_size): Add prototype.
2317 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2318 (movxf): New expand.
2319 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2320 (call_value_symbol): Remove predicate for operand 0.
2321 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2322 (untyped_call): Rework to correclty return values for any type.
2323 (untyped_return): New expand.
2324 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2326 2005-02-16 Stan Shebs <shebs@apple.com>
2328 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2329 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2331 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2333 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2334 configure settings on Solaris 7 and later.
2336 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2338 PR tree-optimization/19865
2339 * tree-optimize.c (init_tree_optimization_passes): Run
2340 pass_may_alias after pass_sra.
2342 2005-02-16 Richard Henderson <rth@redhat.com>
2343 Stuart Hastings <stuart@apple.com>
2346 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2347 Do nothing if debug info suppressed for this function.
2348 (dbxout_begin_function): Early exit if debug info suppressed for
2351 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2354 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2356 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2358 PR tree-optimization/19967
2359 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2360 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2361 argument TYPE. Adjust calls to fold_builtin_XXX.
2362 (expand_builtin, fold_builtin_1): Adjust calls to
2364 (fold_builtin_strchr, fold_builtin_strpbrk,
2365 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2366 result to a requested type TYPE.
2368 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2371 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2372 (T)x & (T)cst if (T)cst overflows.
2373 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2374 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2376 2005-02-15 Jeff Law <law@redhat.com>
2378 * gcse.c (blocks_with_calls): New bitmap.
2379 (alloc_gcse_mem): Allocate it.
2380 (free_gcse_mem): Free it.
2381 (clear_modifY_mem_tables): Clear it.
2382 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2383 when we encounter CALL_INSNs.
2384 (compute_transp, case MEM): Handle blocks with calls separate
2385 from blocks without calls. Use bitmap iterators rather than
2388 2005-02-15 Peter O'Gorman <peter@pogma.com>
2391 * mklibgcc.in (vis_hide): Use a temporary object file, not
2394 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2397 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2398 access optimization.
2400 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2401 Alan Modra <amodra@bigpond.net.au>
2404 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2405 (_xlqsub): Rename to __gcc_qsub.
2406 (_xlqmul): Rename to __gcc_qmul.
2407 (_xlqdiv): Rename to __gcc_qdiv.
2408 Provide versioned symbol aliases with old names.
2409 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2410 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2411 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2412 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2413 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2415 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2417 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2418 Fold ~(A - 1) and ~(A + -1) to -A.
2420 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2424 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2425 config/pa/pa-host.c:pa_gt_pch_use_address.
2427 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2429 * tree-vn.c (get_value_handle): Make sure that given an
2430 is_gimple_min_invariant expression, we always return it.
2432 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2434 * passes.c (rest_of_handle_gcse): Fix a comment.
2436 2005-02-15 Jeff Law <law@redhat.com>
2438 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2440 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2441 (canon_list_insert, record_last_mem_set_info): Similarly.
2442 (clear_modify_mem_tables): Similarly.
2444 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2446 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2447 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2448 config/mips/mips.md, config/rs6000/aix.h,
2449 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2451 2005-02-15 Richard Henderson <rth@redhat.com>
2453 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2454 call to be best_edge.
2456 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2458 * basic-block.h: Adjust the prototype for find_basic_blocks.
2459 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2460 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2463 * flow.c (recompute_reg_usage): Remove all arguments.
2464 * passes.c (rest_of_compilation): Adjust the call to
2465 recompute_reg_usage.
2466 * rtl.h: Adjust the prototype for recompute_reg_usage.
2468 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2470 * tree-dump.c (dump_files): Update to reflect new member
2472 (dump_register): Add new argument.
2474 (dump_switch_p_1): Check against glob name if doglob was passed.
2475 (dump_switch_p): Check against regular first, then glob if
2476 we didn't have any hits on the dump name.
2477 * tree-optimize.c (register_one_dump_file):
2478 Pass in glob name as well.
2479 * tree-pass.h (struct dump_file_info): Add glob
2482 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2484 PR preprocessor/16323
2485 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2487 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2490 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2491 (trunctfdf2_internal1): New.
2492 (trunctfdf2_internal2): Renamed from trunctfdf2.
2494 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2496 PR tree-optimization/19853
2497 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2499 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2501 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2502 delete_dead_jumptables and cleanup_cfg.
2504 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2506 * reload.c (find_reloads): Swap address_reloaded flags when
2507 swapping commutative operands.
2509 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2511 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2512 Use standard_iv_increment_position for computing the bsi position
2514 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2517 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2520 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2521 life range of hard registers.
2522 * value-prof.c (insn_prefetch_values_to_profile): Only
2525 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2526 profile in libcalls.
2528 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2530 * bitmap.h (bitmap_and_compl_into): Return bool.
2531 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2533 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2535 PR tree-optimization/19944
2536 * fold-const.c (fold): Re-add ABS_EXPR folding.
2538 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2541 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2542 {TARGET,MASK}_XL_COMPAT.
2543 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2545 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2546 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2548 (rs6000_arg_partial_bytes): Same.
2549 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2550 and XL compatibility enabled.
2551 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2552 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2553 test to final condition.
2554 (cmptf_internal2): New.
2555 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2556 xl-compat. Add TFmode information to description.
2558 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2560 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2562 2005-02-13 Jason Merrill <jason@redhat.com>
2565 * fold-const.c (fold_indirect_ref_1): Split out from...
2566 (build_fold_indirect_ref): Here.
2567 (fold_indirect_ref): New fn.
2568 * tree.h: Declare it.
2569 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2570 (gimplify_modify_expr_rhs): Likewise.
2571 (gimplify_expr): Likewise.
2573 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2575 PR tree-optimization/14303
2576 PR tree-optimization/15784
2577 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2578 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2579 ABS_EXPR<x> != 0 to x != 0.
2581 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2583 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2584 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2585 spelling conventions.
2587 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2588 delete_trivially_dead_insns too many times.
2590 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2593 2005-02-12 Ira Rosen <irar@il.ibm.com>
2595 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2596 (vect_is_simple_iv_evolution): Remove redundant parameter
2598 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2599 without last parameter.
2600 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2601 Return pointer step. Call vect_is_simple_iv_evolution without
2602 last parameter. Check only that the step is multiple of size
2603 type. Remove stmt_vinfo updates.
2604 (vect_get_memtag_and_dr): Remove.
2605 (vect_get_memtag): New function.
2606 (vect_address_analysis): New function.
2607 (vect_object_analysis): New function.
2608 (vect_analyze_data_refs): Call vect_object_analysis and
2609 vect_get_memtag. Update stmt_vinfo fields.
2611 2005-02-12 Ira Rosen <irar@il.ibm.com>
2613 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2614 exist and are objects. Remove checks for pointer.
2615 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2616 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2617 (vect_create_data_ref_ptr): Likewise.
2618 (vect_base_addr_differ_p): New function.
2619 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2620 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2621 Don't set the DR_BASE_NAME field of data-ref.
2622 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2624 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2626 * optabs.h (enum optab_index): Add new OTI_ldexp.
2627 (ldexp_optab): Define corresponding macro.
2628 * optabs.c (init_optabs): Initialize ldexp_optab.
2629 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2631 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2633 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2634 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2636 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2637 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2640 2005-02-12 Ira Rosen <irar@il.ibm.com>
2642 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2644 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2646 (vect_get_base_and_offset): Always return an address.
2647 (vect_create_addr_base_for_vector_ref): Remove treatment for
2648 different data reference types.
2649 (vect_compute_data_ref_alignment): Rename base to base_address in
2650 stmt_vec_info. Get the object in order to force its alignment.
2651 (vect_get_memtag_and_dr): Rename base to base_address in
2652 stmt_vec_info. Extract the object for memtag analysis.
2654 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2656 PR regression/19898.
2657 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2658 changes cc_status, use apply modified_in_p to part of cc_status
2659 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2662 2005-02-11 Richard Henderson <rth@redhat.com>
2664 * tree-complex.c (expand_complex_libcall): New.
2665 (expand_complex_multiplication): Use it for c99 compliance.
2666 (expand_complex_division): Likewise.
2667 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2669 * builtins.c (built_in_names): Remove const.
2670 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2672 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2673 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2674 (built_in_names): Remove const.
2675 * c-common.c (c_common_type_for_mode): Handle complex modes.
2676 * flags.h, toplev.c (flag_complex_method): Rename from
2677 flag_complex_divide_method.
2678 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2679 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2680 * libgcc2.h: Declare them.
2681 * libgcc-std.ver: Export them.
2682 * mklibgcc.in (lib2funcs): Build them.
2684 2005-02-11 Steven Bosscher <stevenb@suse.de>
2686 PR tree-optimization/19876
2687 Partially revert my change from 2005-01-14
2688 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2689 (compute_antic): ...and remove the loop here.
2691 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2694 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2695 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2697 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2698 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2700 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2702 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2703 offsets for the big-endian 32-bit case.
2705 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2707 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2709 2005-02-11 Dale Johannesen <dalej@apple.com>
2711 * cselib.c (cselib_process_insn): Clear out regs where
2712 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2713 * reload.c (find_equiv_reg): Ditto.
2715 2005-02-11 Ian Lance Taylor <ian@airs.com>
2717 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2720 * tree.c (build_function_type_list): Work correctly if there are
2723 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2725 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2726 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2727 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2728 TARGET_ZARCH instead of TARGET_64BIT.
2730 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2732 * config/rs6000/t-rtems:
2733 (MULTILIB_OPTIONS): Remove mcpu=602.
2734 (MUTLILIB_DIRNAMES): Remove m602.
2735 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2736 Let mcpu=602 match mcpu=603.
2737 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2739 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2741 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2744 2005-02-10 David Daney <ddaney@avtrex.com>
2746 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2747 * config/i386/linux-unwind.h: Likewise.
2748 * config/ia64/linux-unwind.h: Likewise.
2749 * config/mips/linux-unwind.h: Likewise.
2750 * config/pa/linux-unwind.h: Likewise.
2751 * config/rs6000/linux-unwind.h: Likewise.
2752 * config/s390/linux-unwind.h: Likewise.
2753 * config/sh/linux-unwind.h: Likewise.
2754 * config/sparc/linux-unwind.h: Likewise.
2756 2005-02-10 Steven Bosscher <stevenb@suse.de>
2758 PR tree-optimization/17549
2759 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2760 TER to replace a DEF with its expression if the DEF and the
2761 rhs of the expression we replace into have the same root
2764 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2766 * config/mips/mips.md: Fix the placement of the match_scratch in the
2769 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2771 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2774 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2776 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2777 (strip_offset): Handle addresses.
2778 (add_address_candidates): Use strip_offset.
2779 (difference_cost): Reflect strip_offset change.
2780 (force_var_cost, difference_cost): Strip nops.
2782 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2784 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2786 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2787 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2788 config/cris/cris-protos.h, config/cris/cris.c: Update
2791 2005-02-10 Jeff Law <law@redhat.com>
2793 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2794 (lookup_avail_expr): Similarly.
2796 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2798 * builtins.c (fold_builtin_powi): New function.
2799 (fold_builtin_1): Call it.
2801 2005-02-10 Steven Bosscher <stevenb@suse.de>
2803 PR documentation/19309
2804 * doc/cpp.texi: The __GNUC__ and related predefined macros
2805 are also defined for the "standalone" cpp.
2806 Some non-GCC compilers may also define __GNUC__.
2808 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2811 * c-typeck.c (common_type): New routine. Old common_type renamed
2813 (c_common_type): ...this.
2814 (build_conditional_expr, build_binary_op): Use c_common_type instead
2817 2005-02-10 Steven Bosscher <stevenb@suse.de>
2819 * doc/md.texi: Replace @samp{length} with @code{length}.
2821 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2823 PR tree-optimization/18687
2824 * tree-flow.h (find_loop_niter): Declare.
2825 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2826 Try using scev even for loops with more than one exit.
2827 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2828 (struct ivopts_data): Added niters field.
2829 (struct nfe_cache_elt): New.
2830 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2832 (tree_ssa_iv_optimize_init): Initialize niters cache.
2833 (determine_number_of_iterations): Removed.
2834 (find_induction_variables): Do not call determine_number_of_iterations.
2835 Access niters for single exit through niter_for_single_dom_exit.
2836 (add_iv_outer_candidates): Access niters for single exit through
2837 niter_for_single_dom_exit.
2838 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2839 number_of_iterations_cond.
2840 (iv_period): New function.
2841 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2842 (may_replace_final_value): Take data argument. Use
2843 niter_for_single_dom_exit.
2844 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2845 (rewrite_use_compare): Pass data to may_eliminate_iv.
2846 (rewrite_use_outer): Pass data to may_replace_final_value.
2847 (free_loop_data): Clean up the niters cache.
2848 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2849 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2850 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2851 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2852 (num_ending_zeros): Moved to tree.c.
2853 * tree.h (num_ending_zeros): Declare.
2854 * tree.c (num_ending_zeros): Moved from tree.c.
2856 2005-02-09 Richard Henderson <rth@redhat.com>
2858 * builtins.c (DEF_BUILTIN): Add COND argument.
2859 * tree.h (DEF_BUILTIN): Likewise.
2860 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2861 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2863 (DEF_BUILTIN_STUB): New.
2864 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2865 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2866 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2867 * c-common.c (DEF_BUILTIN): Add COND argument.
2868 * tree.c (local_define_builtin): New.
2869 (build_common_builtin_nodes): New.
2871 2005-02-09 Roger Sayle <roger@eyesopen.com>
2873 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2874 floating point expression ignoring the sign of the result.
2875 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2876 (fold) <MULT_EXPR>: Use it to simplify x*x.
2877 * tree.h (fold_strip_sign_ops): Prototype here.
2878 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2879 argument. Use fold_strip_sign_ops to simplify the first argument.
2880 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2881 first argument when the second argument is an even integer
2882 constant, but only with -funsafe_math_optimizations.
2883 (fold_builtin_1): Update call to fold_builtin_copysign.
2885 2005-02-09 Ian Lance Taylor <ian@airs.com>
2888 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2889 just check whether EH_FILTER_FAILURE falls through.
2891 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2893 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2894 insns return to ready list in the next turn.
2896 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2899 * builtins.def: New __builtin_powi[lf].
2900 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2901 (expand_builtin_powi): New function.
2902 (expand_builtin): Dispatch to expand_builtin_powi.
2903 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2904 * libgcc2.c: Add __builtin_powi[lf] implementation.
2905 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2906 * optabs.h: Add powi_optab.
2907 * optabs.c (init_optabs): Initialize powi_optab.
2908 * doc/extend.texi: Document __builtin_powi[lf].
2910 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2912 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2915 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2918 * fold-const.c (try_move_mult_to_index): Remove redundant
2919 type argument. Create ADDR_EXPR with correct type.
2920 (fold): Update callers of try_move_mult_to_index. Convert
2921 result to the appropriate type.
2923 2005-02-09 Roger Sayle <roger@eyesopen.com>
2926 * config/avr/avr.c (default_rtx_costs): Delete.
2927 (avr_operand_rtx_cost): New function.
2928 (avr_rtx_costs): Completely rewrite.
2930 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2933 * config/cris/cris.c (in_code): New variable.
2934 (cris_output_addr_const): Now a static function, a wrapper for
2936 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2937 case from old cris_output_addr_const.
2938 (cris_asm_output_label_ref): Similar for LABEL_REF.
2939 (cris_output_addr_const_extra): Similar for UNSPEC.
2940 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2941 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2942 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2944 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2945 (cris_asm_output_label_ref): Declare.
2947 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2949 PR preprocessor/19801
2950 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2951 filenames that changed when libcpp was moved to the toplevel.
2953 2005-02-07 Roger Sayle <roger@eyesopen.com>
2955 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2956 zero extensions of BImode operands. Call lowpart_subreg instead
2957 of gen_lowpart_common and gen_lowpart_SUBREG.
2959 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2962 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2963 * configure.ac: Set cc_for_cross_gnattools.
2964 * configure: Regenerate.
2966 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2969 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2971 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2974 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2975 of nested functions.
2977 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2979 * doc/extend.texi: Document deprecated extensions allowing
2980 static floating-point members to have initializers and allowing
2981 floating-point literals in integral constant expressions.
2983 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2985 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2986 config/darwin7.h, config/mips/mips.c,
2987 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2990 * cse.c: Update comments.
2992 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2995 * builtins.c (fold_builtin_sqrt): Transform
2996 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2999 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3000 Dorit Naishlos <dorit@il.ibm.com>
3002 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3003 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3004 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3006 * tree.h (vect_set_verbosity_level): New extern function declaration
3008 * tree-vectorizer.h (verbosity_levels): New enum type.
3009 * tree-vectorizer.c (vect_debug_stats): Function removed.
3010 (vect_debug_details): Likewise.
3011 (vect_verbosity_level): Global variable was defined and initialized.
3012 (vect_dump): Global variable definition.
3013 (vect_print_dump_info): New function.
3014 (vect_set_dump_settings): New function.
3015 (vect_set_verbosity_level): New function.
3016 (vectorize_loops): Add call to vect_set_dump_settings.
3018 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3019 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3020 (slpeel_tree_peel_loop_to_edge): Likewise.
3022 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3023 appropriate verbosity level instead of call to vect_debug_details
3024 or vect_debug_stats.
3025 (vect_get_base_and_offset):
3026 (vect_create_addr_base_for_vector_ref):
3027 (get_vectype_for_scalar_type):
3028 (vect_create_data_ref_ptr):
3030 (vect_get_vec_def_for_operand):
3031 (vect_finish_stmt_generation):
3032 (vectorizable_assignment):
3033 (vectorizable_operation):
3034 (vectorizable_store):
3035 (vectorizable_load):
3036 (vect_transform_stmt):
3037 (vect_update_ivs_after_vectorizer):
3038 (vect_do_peeling_for_loop_bound):
3039 (vect_update_inits_of_drs):
3040 (vect_do_peeling_for_alignment):
3041 (vect_transform_loop):
3042 (vect_is_simple_use):
3043 (vect_analyze_operations):
3044 (vect_is_simple_iv_evolution):
3045 (vect_analyze_scalar_cycles):
3046 (vect_analyze_data_ref_dependence):
3047 (vect_analyze_data_ref_dependences):
3048 (vect_compute_data_ref_alignment):
3049 (vect_enhance_data_refs_alignment):
3050 (vect_analyze_data_refs_alignment):
3051 (vect_analyze_data_ref_access):
3052 (vect_analyze_data_ref_accesses):
3053 (vect_analyze_pointer_ref_access):
3054 (vect_get_memtag_and_dr):
3055 (vect_analyze_data_refs):
3056 (vect_mark_relevant):
3057 (vect_stmt_relevant_p):
3058 (vect_mark_stmts_to_be_vectorized):
3059 (vect_can_advance_ivs_p):
3060 (vect_get_loop_niters):
3061 (vect_analyze_loop_form):
3062 (vect_analyze_loop):
3063 (vectorize_loops): Likewise.
3065 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3066 (vect_update_inits_of_drs):
3067 (vect_do_peeling_for_alignment):
3068 (vect_transform_loop):
3069 (vect_analyze_operations):
3070 (vect_analyze_scalar_cycles):
3071 (vect_analyze_data_ref_dependences):
3072 (vect_analyze_data_refs_alignment):
3073 (vect_analyze_data_ref_accesses):
3074 (vect_analyze_data_refs):
3075 (vect_mark_stmts_to_be_vectorized):
3076 (vect_get_loop_niters):
3077 (vect_analyze_loop_form):
3078 (vect_analyze_loop): Likewise.
3079 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3081 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3085 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3086 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3087 either -ffast-math or -funsafe-math-optimizations is in use.
3089 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3090 * config/mips/irix-csr.c: New file.
3091 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3092 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3093 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3096 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3098 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3099 redundant, incorrect definitions.
3101 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3103 ("*tls_indirect_call"): New, reference hard regs directly.
3104 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3106 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3108 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3109 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3111 2005-02-06 Roger Sayle <roger@eyesopen.com>
3113 PR rtl-optimization/19800
3114 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3115 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3118 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3120 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3122 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3125 * doc/invoke.texi: Correct documentation of -freorder-functions.
3127 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3130 * doc/invoke.texi: Don't mention gccbug.
3132 2005-02-06 Roger Sayle <roger@eyesopen.com>
3133 Andrew Pinski <pinskia@physics.uc.edu>
3134 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3136 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3137 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3138 into just (zero_extract:SI FOO (const_int 1) BAR).
3140 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3142 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3143 macro locally. Don't give last revision date. Use GCC version
3144 number from gcc-common.texi.
3145 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3146 revision date. Use GCC version number from gcc-common.texi.
3147 Describe being a library as current state rather than as 3.x
3149 * doc/gcc.texi: Remove last update date.
3150 * doc/gccint.texi: Likewise. Update copyright dates.
3151 * doc/install.texi: Update copyright dates.
3153 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3156 * doc/invoke.texi: Mention for each option included in -Wall that
3157 it is included in -Wall.
3158 * doc/gcc.texi: Update copyright and last modification date.
3160 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3162 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3163 unnecessary cast to original induction variable increments.
3165 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3167 PR tree-optimization/18219
3168 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3169 in distributed form.
3171 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3173 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3174 Set bitpos and offset later in the function. Do nothing if the
3175 target is a register and if the bitfield lies completely outside
3177 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3178 here. Return an uninitialised register if the source value is stored
3179 in a register and the bitfield lies completely outside that register.
3181 2005-02-06 Steven Bosscher <stevenb@suse.de>
3183 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3186 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3188 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3190 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3192 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3193 * config/darwin8.h: New.
3194 * config/darwin7.h: Update comment.
3196 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3197 Dorit Naishlos <dorit@il.ibm.com>
3199 * tree-vectorizer.h (LOC): New type.
3200 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3201 (loop_line_number): New field in struct _loop_vec_info.
3202 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3204 * tree-vectorizer.c (input.h): Included.
3205 (find_loop_location): New function.
3206 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3207 loop line number removed.
3208 (vect_debug_details): Likewise.
3209 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3211 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3212 call to vect_debug_details/stats changed from loop to loop_loc.
3213 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3214 (slpeel_tree_peel_loop_to_edge): Likewise.
3216 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3217 changed from NULL to UNKNOWN_LOC.
3218 (vect_get_base_and_offset):
3219 (vect_create_addr_base_for_vector_ref):
3220 (get_vectype_for_scalar_type):
3221 (vect_create_data_ref_ptr):
3223 (vect_get_vec_def_for_operand):
3224 (vect_finish_stmt_generation):
3225 (vectorizable_assignment):
3226 (vectorizable_operation):
3227 (vectorizable_store):
3228 (vectorizable_load):
3229 (vect_transform_stmt):
3230 (vect_update_ivs_after_vectorizer):
3231 (vect_do_peeling_for_loop_bound):
3232 (vect_do_peeling_for_alignment):
3233 (vect_transform_loop):
3234 (vect_is_simple_use):
3235 (vect_analyze_operations):
3236 (vect_is_simple_iv_evolution):
3237 (vect_analyze_scalar_cycles):
3238 (vect_analyze_data_ref_dependences):
3239 (vect_compute_data_ref_alignment):
3240 (vect_enhance_data_refs_alignment):
3241 (vect_analyze_data_ref_access):
3242 (vect_analyze_data_ref_accesses):
3243 (vect_analyze_pointer_ref_access):
3244 (vect_get_memtag_and_dr):
3245 (vect_analyze_data_refs):
3246 (vect_mark_relevant):
3247 (vect_stmt_relevant_p):
3248 (vect_mark_stmts_to_be_vectorized):
3249 (vect_can_advance_ivs_p):
3250 (vect_get_loop_niters):
3251 (vect_analyze_loop):
3252 (vectorize_loops): Likewise.
3254 (vectorizable_load): Argument in call to vect_debug_details/stats
3255 changed from loop to LOOP_LOC (loop_vinfo).
3256 (vect_transform_loop):
3257 (vect_analyze_operations):
3258 (vect_analyze_scalar_cycles):
3259 (vect_analyze_data_ref_dependence):
3260 (vect_enhance_data_refs_alignment):
3261 (vect_analyze_data_ref_accesses):
3262 (vect_analyze_pointer_ref_access):
3263 (vect_analyze_data_refs):
3264 (vect_analyze_loop): Likewise.
3266 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3267 changed from loop to loop_loc.
3269 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3271 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3272 Dorit Naishlos <dorit@il.ibm.com>
3274 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3276 (vect_analyze_data_ref_dependences): Likewise.
3278 (vect_is_simple_use): Argument changed from loop structure to
3279 loop_vect_info structure.
3280 (vect_can_advance_ivs_p): Likewise.
3281 (vect_create_index_for_vector_ref): Likewise.
3282 (vect_update_ivs_after_vectorizer): Likewise.
3283 (new_stmt_vec_info): Likewise.
3285 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3286 changed from loop to loop_vinfo.
3287 (vect_create_data_ref_ptr): First argument in call to
3288 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3289 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3290 was changed from loop to loop_vinfo.
3291 (vectorizable_operation): Likewise.
3292 (vectorizable_store): Likewise.
3293 (vect_mark_stmts_to_be_vectorized): Likewise.
3294 (vect_do_peeling_for_loop_bound): First argument in call to
3295 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3296 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3297 was changed from loop to loop_vinfo.
3298 (vect_analyze_data_ref_dependences): Third argument in call to
3299 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3301 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3302 (vect_create_data_ref_ptr): Likewise.
3303 (vect_init_vector): Likewise.
3304 (vect_get_vec_def_for_operand): Likewise.
3305 (vectorizable_assignment): Likewise.
3306 (vectorizable_operation): Likewise.
3307 (vectorizable_store): Likewise.
3308 (vectorizable_load): Likewise.
3309 (vect_update_ivs_after_vectorizer): Likewise.
3310 (vect_is_simple_use): Likewise.
3311 (vect_analyze_data_ref_dependence): Likewise.
3312 (vect_analyze_pointer_ref_access): Likewise.
3313 (vect_can_advance_ivs_p): Likewise.
3315 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3316 before _stmt_vec_info.
3317 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3318 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3319 (new_stmt_vec_info): Argument changed from loop structure to
3320 loop_vect_info structure
3322 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3323 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3324 (vect_create_addr_base_for_vector_ref): Likewise.
3325 (vect_analyze_pointer_ref_access): Likewise.
3327 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3330 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3331 phi flag if the phi is abnormal.
3333 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3336 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3337 information for the new statement.
3339 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3342 * gcc.c (main): Include the target in -v output.
3344 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3346 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3347 Do not drop the extend if we'd have to add a paradoxical subreg
3348 later. Include optabs.h and insn-codes.h.
3349 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3351 2005-02-02 Roger Sayle <roger@eyesopen.com>
3354 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3355 * fold-const.c (const_binop): Avoid constant folding floating
3356 point operations in modes that use composite representations.
3357 * simplify-rtx.c (simplify_binary_operation): Likewise.
3359 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3361 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3363 (altivec_dstt): Likewise.
3364 (altivec_dstst): Likewise.
3365 (altivec_dststt): Likewise.
3366 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3369 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3371 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3372 EXPR_LOCUS from orig_cond to the new cond_stmt.
3373 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3376 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3378 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3379 standard_iv_increment_position. Remove call to bsi_next
3380 (no need to bump the iterator anymore).
3381 (vect_create_index_for_vector_ref): Call
3382 standard_iv_increment_position. Remove second function argument.
3383 (vect_finish_stmt_generation): Remove call to bsi_next
3384 (no need to bump the iterator anymore).
3385 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3386 to vect_create_index_for_vector_ref.
3388 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3390 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3391 phis are used out of the loop.
3393 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3396 * c-decl.c (undef_nested_function): New variable.
3397 (pop_scope): Diagnose undefined nested functions.
3398 (finish_function): Don't attempt cgraph processing or genericizing
3399 if current top-level function contained an undefined nested
3400 function. Reset undef_nested_function at the end of a top-level
3403 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3405 * tree.c (build_int_cst_type): Take sign of the value into account
3406 when deciding whether sign extend the value.
3408 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3411 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3412 (cpp_options, cc1_options): Change %{std*&ansi} to
3413 %{std*&ansi&trigraphs}.
3415 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3417 * cse.c: Update comments.
3419 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3421 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3422 arguments go on the stack. Do not put complex doubles in odd/even
3425 2005-02-02 Steven Bosscher <stevenb@suse.de>
3427 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3428 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3429 -ftree-pre, and -fthread-jumps.
3431 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3433 PR tree-optimization/19578
3434 * tree-flow.h (modified_noreturn_calls): Declare.
3435 (noreturn_call_p): Declare.
3436 * tree-flow-inline.h (noreturn_call_p): New function.
3437 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3438 * tree-cfg.c (modified_noreturn_calls): New variable.
3439 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3440 that contain a mid-block noreturn call.
3441 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3443 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3445 * df.c (df_def_record_1, df_uses_record): Don't use
3447 * df.h (DF_FOR_REGALLOC): Remove.
3449 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3452 * c-typeck.c (really_start_incremental_init): Reset
3453 constructor_max_index for arrays of incomplete type.
3455 2005-02-02 Jeff Law <law@redhat.com>
3457 * gcse.c (struct reg_set): Store the block index where the register
3458 was set rather than the setting insn.
3459 (record_one_set, compute_transp): Corresponding changes.
3460 (pre_insert_copy_insn): Do not call replace_one_set.
3461 (replace_one_set): Remove.
3463 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3466 * doc/gcov.texi: Fix typo.
3468 2005-02-01 Richard Henderson <rth@redhat.com
3471 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3472 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3474 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3475 * config/i386/i386-protos.h: Update.
3477 2005-02-01 Steven Bosscher <stevenb@suse.de>
3479 PR tree-optimization/19217
3480 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3481 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3482 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3483 that it is walking a PHI node.
3485 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3487 * doc/extend.texi (Nested Functions): Update.
3489 2005-02-01 Richard Henderson <rth@redhat.com>
3492 * optabs.c (expand_copysign_absneg): Export.
3493 * optabs.h (expand_copysign_absneg): Declare.
3494 * config/rs6000/rs6000.md (copysigntf3): New.
3496 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3498 PR tree-optimization/19633
3499 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3500 * tree-ssa-alias.c (init_alias_info): Initialize.
3501 (merge_pointed_to_info): Set.
3502 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3503 (dump_points_to_info_for): Show value of pt_null.
3504 (struct count_ptr_d): Declare.
3505 (find_ptr_dereference): Remove.
3506 (ptr_is_dereferenced_by): Remove.
3507 (count_ptr_derefs): New local function.
3508 (count_uses_and_derefs): New local function.
3509 (compute_points_to_and_addr_escape): Call it. If the number
3510 of dereferences is greater than zero, mark the pointer as
3511 dereferenced. If there are fewer dereferences than uses of
3512 the pointer, the pointer's value escapes.
3514 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3516 PR tree-optimization/19670
3517 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3519 (verify_use): ... set it here, instead.
3521 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3523 * doc/sourcebuild.texi (Test directives): Fix formatting.
3525 * doc/sourcebuild.texi (Test directives): Describe selector
3528 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3530 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3531 specific 64-bit CPUs.
3533 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3536 * arm.c (arm_eliminable_register): New function.
3537 (adjacent_mem_locations): Don't allow eliminable registers. Use
3538 HOST_WIDE_INT for address offsets.
3539 * arm-protos.h (arm_eliminable_register): Add prototype.
3541 2005-02-01 Steven Bosscher <stevenb@suse.de>
3543 PR optimization/15242
3544 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3545 * basic-block.h (duplicate_computed_gotos): Add prototype.
3546 * bb-reorder.c (duplicate_computed_gotos): New function to
3547 duplicate sufficiently small blocks ending in a computed jump.
3548 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3549 if not optimizing for size.
3550 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3551 never do tail merging for blocks ending in a computed jump.
3552 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3554 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3556 Patch from Richard Sandiford <rsandifo@redhat.com>
3557 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3558 from inheriting a subreg equivalence with a non-spill register.
3560 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3562 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3564 * config/frv/frv.c (movcc_fp_destination_operand): New.
3565 (gpr_or_memory_operand): Fix typo in comment.
3566 (gpr_or_memory_operand_with_scratch): New.
3567 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3568 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3569 movcc_fp_destination_operand.
3570 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3571 Legitimize memory addresses using a scratch register.
3573 2005-01-31 Jeff Law <law@redhat.com>
3575 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3576 bitmap a sparse bitmap instead of a simple bitmap.
3577 (mark_def_sites_initialize_block): Corresponding changes.
3578 (ssa_mark_def_sites_initialize_block): Likewise.
3579 (ssa_mark_phi_uses): Likewise.
3580 (mark_def_site, ssa_mark_def_sites): Likewise.
3581 (mark_def_site_blocks): Likewise.
3582 (rewrite_ssa_into_ssa): Likewise.
3584 * tree-ssa-dom.c (record_cond): Pass correct variable type
3585 for last argument to htab_find_slot_with_hash.
3587 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3588 effects when optimizing 0 % X. Do not try to optimize X % 0.
3590 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3592 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3595 2005-02-01 Eric Christopher <echristo@redhat.com>
3597 * config/mips/mips.c (override_options): Warn if -mint64
3599 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3602 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3604 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3606 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3607 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3608 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3609 (cached_regno): Initialize to INVALID_REGNUM.
3610 (cse_reg_info_table_size,
3611 cse_reg_info_table_first_uninitialized,
3612 cse_reg_info_timestamp): New.
3613 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3615 (init_cse_reg_info, get_cse_reg_info_1): New.
3616 (get_cse_reg_info): Cache the last look-up.
3617 (new_basic_block): Update the code to clear mappings from
3618 registers to cse_reg_info entries.
3619 (cse_main): Call init_cse_reg_info.
3621 * cse.c (get_cse_reg_info): Update a comment.
3623 2005-01-31 Steven Bosscher <stevenb@suse.de>
3626 * c-decl.c (start_decl): Do not warn about arrays of elements with
3627 an incomplete type here.
3628 (grokdeclarator): Do it here by making a pedwarn an error.
3629 * c-typeck.c (push_init_level): If there were previous errors with
3630 the constructor type, do not warn about braces for initializers.
3631 (process_init_element): Likewise for excess initializer elements.
3633 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3635 * cse.c (delete_trivially_dead_insn): Don't iterate.
3637 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3639 * config/rs6000/rs6000.md (copysignsf3): New expand.
3640 (copysigndf3): Likewise.
3642 2005-01-31 Steven Bosscher <stevenb@suse.de>
3644 * recog.c (constrain_operands): Only look for earlyclobber operand
3645 conflicts if an '&' constraint was seen.
3647 2005-01-31 Marc Espie <espie@openbsd.org>
3649 * config.gcc: Don't include embedded systems fragment, switches default
3650 debugging format to ELF.
3651 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3652 longer pick it up there.
3654 2005-01-31 Dale Johannesen <dalej@apple.com>
3656 * doc/extend.texi (nested functions): Fix linkage description.
3657 Clarify that static is not allowed.
3659 2005-01-31 Dale Johannesen <dalej@apple.com>
3661 * config/rs6000/darwin.md (movsf_low_di): Make work.
3662 (movdf_low_di): Make work.
3664 2005-01-31 Dale Johannesen <dalej@apple.com>
3666 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3667 Make work for 64 bit.
3669 2005-01-31 Roger Sayle <roger@eyesopen.com>
3670 Dale Johannesen <dalej@apple.com>
3673 * fold-const.c (fold_binary_op_with_conditional_arg):
3674 Make types match original operands, before STRIP_NOPS.
3676 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3678 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3679 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3680 (struct gcc_sigcontext): Delete. Merge contents to..
3681 (struct gcc_ucontext): ..here.
3682 (get_sigcontext): Delete.
3683 (get_regs): New function, like get_sigcontext but return regs ptr.
3684 64-bit version finds regs from r1 to support vdso.
3685 (ppc_linux_aux_vector): New function.
3686 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3689 2005-01-31 Ira Rosen <irar@il.ibm.com>
3691 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3693 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3694 redundant fold. Fix misalignment for MINUS_EXPR.
3695 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3696 (vect_analyze_pointer_ref_access): Likewise.
3697 (vect_get_memtag_and_dr): Likewise.
3699 2005-01-31 Richard Henderson <rth@redhat.com>
3701 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3702 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3703 absnegdf2_i387, absnegxf2_i387): Likewise.
3705 2005-01-31 Richard Henderson <rth@redhat.com>
3708 * optabs.c (expand_copysign_absneg): New.
3709 (expand_copysign_bit): Split out from ...
3710 (expand_copysign): ... here. Use expand_copysign_absneg.
3712 2005-01-30 Roger Sayle <roger@eyesopen.com>
3715 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3716 constant as the second operand and a register as the third.
3718 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3721 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3722 that dllimport'd functions do not use all call-clobbered registers
3725 2005-01-30 Richard Henderson <rth@redhat.com>
3728 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3729 expand_abs_nojump and generalize. Use operand_subword and
3730 emit_no_conflict_block. Support large modes.
3731 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3733 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3734 negation to subtraction.
3735 (expand_copysign): Check that the format has signed zeros.
3736 Use operand_subword and emit_no_conflict_block. Support large modes.
3738 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3740 Fix PR tree-optimization/19624
3742 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3743 * tree-ssa-pre.c: Add cfgloop.h.
3745 (pre_stats): New member, constified.
3746 (inserted_exprs): New static variable.
3747 (NECESSARY): New macro.
3748 (create_expression_by_pieces): Fold the expression, and
3749 mark it as defaulting to not necessary. Also put in
3751 (fully_constant_expression): New function.
3752 (insert_into_preds_of_block): Modify to not insert phis when we
3753 are playing with induction variables.
3754 Push phis onto the inserted_exprs vector, and mark them as not
3755 necessary by default.
3756 (insert_aux): Call fully_constant_expression on eprime.
3757 If all edges produce the same value, mark it constant.
3758 (mark_operand_necessary): New function.
3759 (remove_dead_inserted_code): New function.
3760 (init_pre): Init loop optimizer to get loop info.
3761 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3762 (execute_pre): Commit edge inserts, then remove dead code.
3764 2005-01-30 Richard Henderson <rth@redhat.com>
3766 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3767 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3769 2005-01-30 Richard Henderson <rth@redhat.com>
3772 * config/i386/i386.c (ix86_expand_copysign): New.
3773 (ix86_split_copysign_const): New.
3774 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3775 rearrange op1/nmask operands.
3776 * config/i386/i386-protos.h: Update.
3777 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3778 (copysigndf3): Likewise.
3779 (copysignsf3_const, copysigndf3_const): New.
3780 (copysignsf3_var): Rename from copysignsf3, split out splitter
3781 and fix split predicate for X constraint.
3782 (copysigndf3_var): Similarly.
3784 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3786 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3787 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3788 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3790 2005-01-29 Richard Henderson <rth@redhat.com>
3793 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3794 of # and * in constraints.
3796 2005-01-29 Richard Henderson <rth@redhat.com>
3799 * expr.c (store_field): Don't strip sub-mode cast when the input
3800 data is even smaller.
3802 2005-01-29 Richard Henderson <rth@redhat.com>
3805 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3808 2005-01-29 Richard Henderson <rth@redhat.com>
3810 * combine.c (make_field_assignment): Fix argument order
3813 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3815 PR tree-optimization/15791
3816 * fold-const.c (extract_array_ref): New function.
3817 (fold): Fold comparisons between &a[i] and &a[j] or
3818 semantically equivalent trees.
3820 2005-01-29 Jeff Law <law@redhat.com>
3822 * gcse.c (insert_expr_in_table): Revamp handling of available
3823 and anticipatable occurrence lists to avoid unnecessary list
3825 (insert_set_in_table): Similarly.
3827 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3829 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3831 (c_build_qualified_type): Build qualified array types with
3832 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3833 * c-decl.c (c_make_fname_decl): Build unqualified array type
3834 before qualified type.
3835 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3836 type is qualified, not just if type itself is. Don't apply
3837 qualifiers to array type when declarator is processed. Apply
3838 qualifiers to field type whether or not it is an array type.
3839 Don't handle array types specially for applying qualifiers to
3841 * c-typeck.c (composite_type): Build unqualified element type and
3842 array type when forming composite of array types.
3843 (common_pointer_type, comptypes, comp_target_types,
3844 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3845 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3847 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3848 (args2) in variables a1 and a2.
3850 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3852 * cse.c (n_elements_made, max_elements_made): Remove.
3853 (insert): Don't touch n_elements_made.
3854 (cse_main): Don't touch n_elements_made or max_elements_made.
3856 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3859 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3860 configuration part of dp-bit.c to be lost.
3862 2005-01-28 Roger Sayle <roger@eyesopen.com>
3864 * expmed.c (expand_mult_highpart_optab): When attempting to use
3865 a non-widening multiplication in a wider mode, the operands need
3866 to be converted (zero or sign extended) to that mode.
3868 2005-01-28 Ian Lance Taylor <ian@airs.com>
3872 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3873 through if both operands fall through.
3875 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3877 * cse.c (fold_rtx) <PC>: Don't optimize.
3879 2005-01-28 Jeff Law <law@redhat.com>
3881 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3882 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3884 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3886 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3887 cse_reg_info_used_list_end): Remove.
3888 (cse_reg_info_list, cse_reg_info_list_free): New.
3889 (get_cse_reg_info): When allocating an instance of
3890 cse_reg_info, add it to the beginning of the cse_reg_info_list
3891 list. Remove code to maintain cse_reg_info_used_list.
3892 (new_basic_block): Reset the free list to the beginning of
3895 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3897 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3898 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3899 (frv_expand_mdpackh_builtin): New function.
3900 (frv_expand_builtin): Use it to expand __MDPACKH.
3901 * doc/extend.texi (__MDPACKH): Update documentation.
3903 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3905 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3906 SSE_FLOAT_MODE_P for use_sse computation.
3908 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3911 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3913 2005-01-27 Richard Henderson <rth@redhat.com>
3915 * builtins.c (expand_builtin_copysign): New.
3916 (expand_builtin): Call it.
3917 * genopinit.c (optabs): Add copysign_optab.
3918 * optabs.c (init_optabs): Initialize it.
3919 (expand_copysign): New.
3920 * optabs.h (OTI_copysign, copysign_optab): New.
3921 (expand_copysign): Declare.
3923 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3924 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3926 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3927 (ix86_expand_fp_absneg_operator): ... here.
3928 (ix86_split_copysign): New.
3929 * config/i386/i386-protos.h: Update.
3930 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3931 (copysignsf3, copysigndf3): New.
3933 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3934 (copysignsf3, ncopysignsf3): New.
3935 (copysigndf3, ncopysigndf3): New.
3936 (copysignxf3, ncopysignxf3): New.
3937 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3939 2005-01-27 Arend Bayer <arend.bayer@web.de>
3940 Kazu Hirata <kazu@cs.umass.edu>
3942 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3943 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3944 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3947 2005-01-27 Jeff Law <law@redhat.com>
3949 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3950 definitions of SSA_NAMEs which are not being rewritten.
3951 (rewrite_ssa_into_ssa): Only initialize the current definition
3952 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3953 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3954 SSA_NAMEs before returning.
3956 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3958 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3959 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3960 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3961 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3962 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3964 2005-01-27 Steven Bosscher <stevenb@suse.de>
3967 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3968 higher to -O2 and higher. Likewise for tree PRE.
3969 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3972 2005-01-27 Ian Lance Taylor <ian@airs.com>
3975 * gimple-low.c (try_catch_may_fallthru): New static function.
3976 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3977 * tree-inline.c (expand_call_inline): Don't warn about reaching
3978 the end of a non-void function being inlined if the function uses
3981 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3983 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3986 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3987 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3988 (implicitly_declare): Handle error_mark_node.
3990 2005-01-27 Richard Henderson <rth@redhat.com>
3993 * tree.h (struct tree_decl): Add debug_expr_is_from.
3994 (DECL_DEBUG_EXPR_IS_FROM): New.
3995 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3996 * dwarf2out.c (dwarf2out_var_location): Update to match.
3997 * tree-outof-ssa.c (create_temp): Likewise.
3998 * var-tracking.c (track_expr_p): Likewise.
3999 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4000 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4001 * toplev.c (default_tree_printer): Likewise.
4003 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4005 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4006 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4008 2005-01-27 Steven Bosscher <stevenb@suse.de>
4010 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4011 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4012 ASM_CLOBBERS): Add tree checks.
4014 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4015 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4016 * c-common.def (SWITCH_STMT): Update to match.
4017 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4018 macros instead of SWITCH_EXPR ones.
4019 * c-dump.c (c_dump_tree): Likewise.
4020 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4021 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4023 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4025 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4027 * unwind-dw2.c (execute_stack_op): Add missing cases for
4028 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4030 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4032 * config.gcc (Obsolete configurations): Remove 'dummy', add
4033 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4036 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4038 PR tree-optimization/19633
4039 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4041 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4042 are no call-clobbered variables.
4043 * tree-outof-ssa.c (check_replaceable): Return false for calls
4046 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4048 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4049 even for variables with NULL DECL_INITIAL.
4051 2005-01-26 Stuart Hastings <stuart@apple.com>
4053 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4055 2005-01-26 Richard Henderson <rth@redhat.com>
4058 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4060 * expr.c (store_field): Strip conversions to odd-bit-sized types
4061 if the destination field width matches.
4063 2005-01-26 Richard Henderson <rth@redhat.com>
4065 * c-decl.c, expmed.c, expr.c: Revert last change.
4067 2005-01-26 Richard Henderson <rth@redhat.com>
4070 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4072 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4073 if we don't need the bits above those present in the current mode.
4074 * expr.c (store_field): Strip conversions to odd-bit-sized types
4075 if the destination field width matches.
4077 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4079 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4080 either -ffast-math or -funsafe-math-optimizations is in use.
4082 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4086 * config/avr/avr.c (notice_update_cc): Only set condition code for
4087 ashrqi3 if shift count > 0.
4088 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4089 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4090 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4091 count <= 0 as a no-op, and shift count >= width by copying zero
4092 or sign bit to all bits of the result.
4093 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4094 count, with attribute "length" set to 0 and "cc" set to "none".
4096 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4098 * doc/invoke.texi: Document -mTLS.
4100 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4101 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4102 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4103 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4104 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4105 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4106 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4107 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4109 * configure.ac: Check for a TLS capable gas.
4111 * configure: Regenerate.
4113 2005-01-26 Richard Henderson <rth@redhat.com>
4116 * combine.c (make_field_assignment): Simplify store to zero_extract
4117 from a source with an overlapping mask.
4119 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4121 2004-11-11 Eric Christopher <echristo@redhat.com>
4123 * config/frv/frv.md: Add fr400_integer automaton. Don't
4124 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4127 2005-01-26 Steven Bosscher <stevenb@suse.de>
4130 * cfgbuild.c (make_edges): Do not clear or set
4131 current_function_has_computed_jump.
4132 * function.h (struct function): Remove the has_computed_jump field.
4133 (current_function_has_computed_jump): Do not define.
4134 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4135 in a computed jump. Ignore current_function_has_computed_jump.
4137 2005-01-26 Richard Henderson <rth@redhat.com>
4140 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4141 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4143 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4144 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4145 objects into static storage if they have more than one non-zero value.
4146 * tree.h (categorize_ctor_elements): Update decl.
4148 2005-01-26 Steven Bosscher <stevenb@suse.de>
4151 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4152 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4153 to this function from 2004-07-10.
4154 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4155 the current function for tail call optimizations if the address
4156 of one of it its arguments is taken.
4158 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4160 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4162 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4164 * function.c (expand_function_end): If current_function_calls_alloca,
4165 emit stack restore in a place that is reached when the function falls
4168 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4170 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4171 rule to avoid matching inappropriate suffix rule.
4173 2005-01-26 Jan Hubicka <jh@suse.cz>
4175 PR tree-optimization/19241
4176 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4178 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4180 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4181 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4183 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4184 <sim*>: Always use crt1.o, regardless of N in simN.
4185 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4186 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4187 (CRT_CALL_STATIC_FUNCTION): Remove.
4188 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4189 use crt1.o, regardless of N in simN.
4190 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4191 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4192 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4193 case isystem setting.
4194 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4196 2005-01-25 Ian Lance Taylor <ian@airs.com>
4198 * gimple-low.c (block_may_fallthru): Correct handling of
4199 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4201 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4203 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4204 handlers to match indentation; nested under the mtune=* handler.
4205 Similar for mcpu= and march=.
4207 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4209 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4210 * config/mips/linux64.h (LIB_SPEC): Likewise.
4211 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4212 * config/sh/linux.h (LIB_SPEC): Likewise.
4214 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4216 * config/frv/frv.c (frv_legitimize_tls_address): New.
4217 (TARGET_HAVE_TLS): Define.
4218 (FRV_SYMBOL_REF_TLS_P): Define.
4219 (frv_override_options): Handle new register classes.
4220 (frv_legitimate_address_p): Reject tls addresses.
4221 (frv_legitimize_address): Handle TLS addresses.
4222 (gen_inlined_tls_plt): New.
4224 (frv_legitimize_tls_address): New.
4225 (unspec_got_name): Add TLS entries.
4226 (got12_operand): Add R_FRV_TLSMOFF12 case.
4227 (frv_emit_move): Fixup TLS addresses.
4228 (frv_emit_movsi): Legitimize TLS addresses.
4230 * config/frv/frv.h (MASK_BIG_TLS): New.
4231 (TARGET_BIG_TLS): New.
4232 (HAVE_AS_TLS): Define.
4233 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4234 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4235 (REG_CLASS_NAMES): Same.
4236 (REG_CLASS_CONTENTS): Same.
4237 (CONSTRAINT_LEN): New.
4238 (REG_CLASS_FROM_CONSTRAINT): New.
4239 (PREDICATE_CODES): Add symbolic_operand.
4241 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4242 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4243 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4244 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4245 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4246 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4247 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4248 GR9_REG, GR14_REG, LRREG.
4249 (type): Add load_or_call attribute.
4250 ("load_or_call"): New reservation.
4251 ("call_gettlsoff"): New.
4252 ("tls_indirect_call"): New.
4253 ("tls_load_gottlsoff12"): New.
4254 ("tlsoff_hilo"): New.
4255 ("tls_tlsdesc_ldd"): New.
4256 ("tls_tlsoff_ld"): New.
4259 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4261 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4263 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4264 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4265 * config/frv/frv.c (TLS_BIAS): Define.
4266 (frv_output_dwarf_dtprel): New.
4268 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4270 PR rtl-optimization/19579
4271 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4272 both A and B, see if they don't clobber registers the other expr uses.
4274 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4276 * real.c (do_add): Initialize signalling and canonical members.
4278 * real.c (real_from_integer): Zero out destination.
4280 2005-01-18 Jan Hubicka <jh@suse.cz>
4282 PR tree-optimize/19337
4283 * tree-inline.c (initialize_inlined_parameters): Copy
4284 saved_static_chain_decl only.
4286 2005-01-25 Richard Henderson <rth@redhat.com>
4290 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4291 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4292 80387 enabled, to return a proper subclass. Return the subset that
4293 overlaps with GENERAL_REGS for PLUS.
4294 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4296 2005-01-25 Richard Henderson <rth@redhat.com>
4299 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4301 2005-01-25 Roger Sayle <roger@eyesopen.com>
4303 * expmed.c (choose_multiplier): Change interface to return the
4304 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4305 (expand_divmod): Update calls to choose_multiplier.
4307 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4310 * expmed.c (extract_bit_field): Use adjust_address instead of
4311 gen_lowpart when op0 is a MEM.
4313 2005-01-24 Steven Bosscher <stevenb@suse.de>
4315 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4317 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4319 * config/mips/irix-csr.c: New file.
4320 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4321 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4322 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4325 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4328 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4329 sparc/elf.h, add sparc/sp-elf.h.
4330 (sparc-*-rtems*): Likewise.
4331 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4332 tm-dwarf2.h, add sparc/sp-elf.h.
4333 (sparc86x-*-elf): Likewise.
4334 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4335 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4336 TARGET_OS_CPP_BUILTINS.
4337 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4338 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4340 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4341 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4342 (SWITCH_TAKES_ARG): Likewise.
4343 (LOCAL_LABEL_PREFIX): Likewise.
4344 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4345 (TARGET_N_FORMAT_TYPES): Delete.
4346 (TARGET_FORMAT_TYPES): Likewise.
4347 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4348 * config/sparc/elf.h: Delete.
4349 * config/sparc/sp-elf.h: New file.
4351 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4353 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4354 * tree-flow.h: Remove the corresponding prototype.
4355 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4356 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4358 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4361 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4362 for AIX ABI or ELF -fPIC.
4363 (rs6000_emit_load_toc_table): Don't create toc_section here.
4364 (rs6000_xcoff_file_start): Nor here.
4366 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4368 * sh.c (ra.h): Don't #include.
4369 (hard_regs_intersect_p): New function, resurrected from ra.c.
4371 * sh.c: Fix 1996 Copyright.
4373 2005-01-24 Richard Henderson <rth@redhat.com>
4374 Aldy Hernandez <aldyh@redhat.com>
4376 * regrename.c (note_sets): Handle subregs.
4378 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4381 * genconditions.c (write_header, write_conditions): Elide file if
4384 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4386 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4387 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4390 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4392 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4393 expand_builtin_printf, expand_builtin_fprintf,
4394 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4395 checking against POINTER_TYPE.
4396 (validate_arglist): Handle POINTER_TYPE code by checking
4399 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4401 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4403 (for_each_rtx): Call for_each_rtx_1.
4404 * rtl.h (init_rtlanal): Declare.
4405 * toplev.c (backend_init): Call init_rtlanal.
4407 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4409 * flow.c (propagate_one_insn): Formatting.
4412 * flow.c (libcall_dead_p): Be more conservative if unsure.
4413 If there are any instructions between insn and call, see if they are
4414 all dead before saying the libcall is dead.
4416 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4418 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4419 operand constraint for operand 0.
4421 2005-01-23 Richard Henderson <rth@redhat.com>
4424 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4425 edges leading to join block.
4427 2005-01-23 Roger Sayle <roger@eyesopen.com>
4429 * expmed.c (expand_mult_highpart): Make static. Change type of
4430 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4431 (expand_divmod): Updates calls to expand_mult_highpart by using
4432 gen_int_mode to pass a CONST_INT rtx.
4433 * rtl.h (expand_mult_highpart): Remove prototype.
4435 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4437 * flow.c (regset_bytes, regset_size): Remove.
4439 * cfganal.c: Fix a reference to Harvey's paper.
4441 2005-01-23 Steven Bosscher <stevenb@suse.de>
4443 PR rtl-optimization/19464
4444 * tree-optimize.c (init_tree_optimization_passes): Add one more
4445 copyrename pass just before out-of-ssa.
4447 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4450 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4451 * ggc-none.c (ggc_free): Define.
4453 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4455 * cse.c (max_reg, max_insn_uid): Remove.
4456 (cse_main): Don't access max_reg or max_insn_uid.
4458 * c-common.c (explicit_flag_signed_bitfields,
4459 lang_statement_code_p, lang_expand_function_end): Remove.
4460 * c-common.h: Remove the corresponding declarations.
4461 * c-opts.c (c_common_handle_option): Remove all write access
4462 to explicit_flag_signed_bitfields.
4464 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4465 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4466 * cgraph.h: Remove the corresponding declaration.
4468 * gcse.c (null_pointer_info): Remove.
4470 2005-01-23 Roger Sayle <roger@eyesopen.com>
4471 Eric Botcazou <ebotcazou@libertysurf.fr>
4473 * combine.c (simplify_logical): Only simplify logical expressions
4474 of the form ior(and(x,y),z) by the inverse distributive law if the
4475 result is cheaper than the original.
4477 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4479 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4480 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4481 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4482 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4483 config/freebsd-spec.h, config/arm/arm.h,
4484 config/h8300/h8300.md, config/i386/i386.md,
4485 config/i386/predicates.md, config/i386/sse.md,
4486 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4487 config/vax/vax.md: Fix comment typos. Follow spelling
4490 2005-01-23 Steven Bosscher <stevenb@suse.de>
4492 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4493 tests, instead of `less than'.
4495 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4497 * function.c (assign_parm_setup_block): When creating a new stack slot
4498 for a parameter, get its alignment from the parameter's DECL_ALIGN
4499 rather than the type's TYPE_ALIGN. Make sure that the parameter
4500 is at least word aligned.
4502 2005-01-22 Roger Sayle <roger@eyesopen.com>
4505 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4507 2005-01-22 Richard Henderson <rth@redhat.com>
4510 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4511 in both compare operands.
4512 (movdfcc_1_sse_max): Likewise.
4513 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4514 (movdfcc_1_sse): Likewise.
4515 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4516 scratch register as needed.
4518 2005-01-22 Richard Henderson <rth@redhat.com>
4520 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4522 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4524 2005-01-22 Richard Henderson <rth@redhat.com>
4526 * genopinit.c (optabs): Use smin/smax for floating point too.
4527 * doc/md.texi: Update to match. Clarify that floating point
4528 results are undefined for +0/-0 and NaN.
4529 * doc/rtl.texi: Likewise.
4530 * rtl.def (SMIN, SMAX): Likewise
4531 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4533 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4534 leading 's' to the name.
4535 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4536 smaxxf3, sminxf3): Likewise.
4537 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4540 2005-01-22 Paul Brook <paul@codesourcery.com>
4542 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4544 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4546 * config/s390/s390.c (struct processor_costs): New fields
4547 dlgr, dlr, dr, dsgfr, dsgr.
4548 (z900_cost, z990_cost): Values for new fields.
4549 (s390_rtx_costs): New cases MEM und COMPARE in switch
4550 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4551 DIV, MOD, UDIV, UMOD.
4553 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4555 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4556 into the register being decremented.
4557 ("doloop_si31", "doloop_di"): Likewise.
4558 ("*doloop_si_long"): Adapt pattern.
4560 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4562 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4564 (CLASS_MAX_NREGS): Likewise.
4566 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4568 * doc/tree-ssa.texi (Statement Operands): Add example for new
4569 must-def macro. Note deprecation of old operands interface.
4571 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4573 PR tree-optimization/19484
4574 * tree-cfg.c (remove_fallthru_edge): New function.
4575 (cleanup_control_flow): Remove fallthru edges from calls that are
4576 now known not to return.
4578 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4580 Fix PR tree-optimization/19038
4581 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4582 copies with loop variant ones.
4584 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4586 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4587 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4588 config/alpha/alpha.md, config/alpha/predicates.md,
4589 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4590 config/sparc/sol2.h: Update copyright.
4592 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4593 first label to see if it is a nonlocal label.
4595 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4596 Andrew Pinski <pinskia@physics.uc.edu>
4599 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4600 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4602 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4604 * config/rs6000/rtems.h: Update copyright.
4606 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4609 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4610 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4611 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4613 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4616 * c-typeck.c (convert_arguments): Check for error_mark_node.
4618 2005-01-21 Ian Lance Taylor <ian@airs.com>
4620 PR tree-optimization/13000
4621 * tree-inline.c: Include "tree-flow.h".
4622 (expand_call_inline): If warn_return_type, warn if non-void inline
4623 function falls through.
4624 * tree-cfg.c (execute_warn_function_return): Don't warn about
4625 control reaching end if TREE_NO_WARNING is set. Set
4627 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4629 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4630 branch if we don't need one.
4631 * c-typeck.c: Include "tree-flow.h"
4632 (c_finish_bc_stmt): Don't add a goto if the current statement
4633 list doesn't fall through to the current point.
4635 2005-01-21 Roger Sayle <roger@eyesopen.com>
4637 PR rtl-optimization/576
4638 * real.c (real_arithmetic): Change return type from void to bool
4639 to return an indication that the result may be inexact.
4640 * real.h (real_arithmeric): Update prototype.
4641 * fold-const.c (const_binop): Don't constant fold floating
4642 point expressions when the user specifies -frounding-math and
4643 the result may depend upon the run-time rounding mode.
4644 (fold_convert_const_real_from_real): Clean-up.
4645 (fold_initializer): Ignore flag_rounding_math for initializers.
4646 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4647 constant fold FP operations with flag_rounding_math if the
4648 result may depend upon the run-time rounding mode.
4650 2005-01-21 Tom Tromey <tromey@redhat.com>
4652 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4654 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4656 * tree-cfg.c: Fix comment typos.
4658 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4660 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4661 around the call to rest_of_handle_branch_target_load_optimize.
4663 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4665 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4666 (sparc64-*-openbsd*): Likewise.
4667 (sparclite-*-elf*): Include tm-dwarf2.h.
4668 (sparc86x-*-elf*): Likewise.
4669 (sparc64-*-elf*): Likewise.
4670 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4671 (DBX_DEBUGGING_INFO): Likewise.
4672 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4673 (PREFERRED_DEBUGGING_TYPE): Likewise.
4674 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4675 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4676 (PREFERRED_DEBUGGING_TYPE): Likewise.
4677 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4678 (PREFERRED_DEBUGGING_TYPE): Likewise.
4679 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4681 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4684 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4686 2005-01-20 Paul Brook <paul@codesourcery.com>
4688 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4690 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4692 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4693 label is first in a sequence of labels.
4695 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4697 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4698 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4700 * doc/sourcebuild.texi (Test Directives): New.
4702 2005-01-20 Roger Sayle <roger@eyesopen.com>
4704 * real.c (real_floor): Don't leave the result uninitialized when
4705 mode is VOIDMode, but return the unrounded intermediate value.
4706 (real_ceil): Likewise.
4708 2005-01-20 Paul Brook <paul@codesourcery.com>
4710 * config/arm/arm.md (insv): Use gen_int_mode.
4712 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4714 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4715 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4716 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4717 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4718 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4720 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4723 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4724 fbreg, so we have to assume we can't.
4725 (loc_descriptor_from_tree_1): Ditto.
4726 (containing_function_has_frame_base): New function.
4727 (add_location_or_const_value_attribute): Use it.
4728 Also try to generate a frame_base from a single element location
4731 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4733 PR tree-optimization/15349
4734 * timevar.def (TV_TREE_MERGE_PHI): New.
4735 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4737 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4738 calls to tree_forwarder_block_p.
4739 (remove_forwarder_block_with_phi, merge_phi_nodes,
4740 gate_merge_phi, pass_merge_phi): New.
4741 * tree-optimize.c (init_tree_optimization_passes): Add
4743 * tree-pass.h: Add an extern for pass_merge_phi;
4745 2005-01-20 Richard Henderson <rth@redhat.com>
4748 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4749 (_mm_castps_pd, _mm_castps_si128): New.
4750 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4752 2005-01-20 Richard Henderson <rth@redhat.com>
4755 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4756 __builtin_ia32_vec_init_v2si.
4757 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4758 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4759 (ix86_init_mmx_sse_builtins): Create it.
4760 (ix86_expand_builtin): Expand it.
4761 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4762 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4763 (vec_extractv2si_0, vec_extractv2si_1): New.
4765 2005-01-20 Richard Henderson <rth@redhat.com>
4768 * config/i386/i386.c (ix86_expand_push): New.
4769 * config/i386/mmx.md (push<MMXMODE>1): New.
4770 * config/i386/sse.md (push<SSEMODE>1): New.
4771 * config/i386/i386-protos.h: Update.
4773 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4775 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4778 2005-01-20 Richard Henderson <rth@redhat.com>
4780 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4781 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4783 2005-01-19 Richard Henderson <rth@redhat.com>
4786 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4787 to V4SFmode in SSE1 fallback load path.
4789 2005-01-19 Richard Henderson <rth@redhat.com>
4791 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4792 in QImode expansion to ix86_expand_vector_set.
4793 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4795 2005-01-19 Richard Henderson <rth@redhat.com>
4798 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4799 subclass of the input class.
4800 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4801 Always true for cross-SSE1 classes. Rationalize conditionals.
4802 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4803 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4804 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4805 (movdi_2): Add MMX/SSE zeros.
4806 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4807 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4808 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4809 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4810 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4811 (zero_extendsidi2_rex64_1): Remove.
4812 (MOV0 peephole): Check GENERAL_REG_P.
4814 2005-01-19 Richard Henderson <rth@redhat.com>
4817 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4819 (ix86_expand_vector_extract): Likewise.
4821 2005-01-19 Richard Henderson <rth@redhat.com>
4824 * expr.c (emit_move_change_mode): New argument force; use
4825 simplify_gen_subreg if true.
4826 (emit_move_via_alt_mode): Merge into ...
4827 (emit_move_via_integer): ... here.
4828 (emit_move_ccmode): Use emit_move_change_mode directly.
4830 2005-01-19 Richard Henderson <rth@redhat.com>
4833 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4834 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4835 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4837 (alpha_emit_set_const): Likewise. Make static.
4838 (alpha_emit_set_long_const): Make static.
4839 (alpha_extract_integer): Split out from alpha_expand_mov.
4840 (alpha_split_const_mov): Likewise.
4841 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4842 (alpha_legitimate_constant_p): New.
4843 * config/alpha/alpha-protos.h: Update.
4844 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4845 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4846 * config/alpha/alpha.md (movsi): Add n alternative.
4847 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4848 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4849 (splitters for all of the above): Use alpha_split_const_mov.
4850 * config/alpha/predicates.md (non_add_const_operand): New.
4851 (non_zero_const_operand): New.
4852 (input_operand): Use alpha_legitimate_constant_p after reload.
4854 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4856 PR tree-optimization/19038
4857 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4858 (add_candidate): Add ivs with increment in latch only if
4859 allow_ip_end_pos_p is true.
4860 (determine_iv_cost): Use empty_block_p.
4862 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4864 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4865 (compute_dominance_frontiers): Ditto.
4867 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4870 * config/sh/t-rtems: New.
4871 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4873 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4875 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4876 the offset of the selected field.
4878 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4880 * tree-cfg.c (remove_forwarder_block): Fix the check to
4881 prevent a nonlocal label from appearing in the middle of a
4884 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4886 PR rtl-optimization/19462
4887 * reorg.c (find_end_label): Create return insn only if
4888 current_function_epilogue_delay_list is empty.
4890 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4892 * doc/passes.texi: Remove paragraph mentioning new-ra.
4894 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4896 PR rtl-optimization/15139
4897 * combine.c: Include params.h.
4898 (count_rtxs): New function.
4899 (record_value_for_reg): If replace_rtx would replace at least
4900 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4901 (clobber (const_int 0)) instead of TEM.
4902 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4903 * params.h (MAX_LAST_VALUE_RTL): New.
4904 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4905 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4908 * c-typeck.c (digest_init): Only call build_vector if all constructor
4909 elements are *_CST nodes.
4910 * gimplify.c (gimplify_init_constructor): Likewise.
4913 * c-typeck.c (digest_init): Only call build_vector if inside_init
4916 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4918 * toplev.c (init_asm_output): Remove dead #ifdef.
4920 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4922 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4924 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4926 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4927 accessing DECL_FUNCTION_CODE.
4928 * dojump.c (do_jump): Likewise.
4929 * gimplify.c (gimplify_call_expr): Likewise.
4930 * predict.c (expr_expected_value): Likewise.
4931 (strip_builtin_expect): Likewise.
4932 * tree-inline.c (estimate_num_insns_1): Likewise.
4933 * tree-ssa-loop-im.c (stmt_cost): Likewise
4934 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4935 (tree_expr_nonnegative_p): Likewise.
4937 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4939 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4940 variant of the load_pcrel_sym pattern.
4941 * config/sparc/sparc.md (P macro): Move to the top.
4942 (load_pcrel_sym): Macroize using P.
4943 (save_register_window): Likewise.
4945 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4947 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4950 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4953 * c-typeck.c (build_asm_expr): Strip nops off
4954 input memory operands.
4956 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4958 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4959 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4960 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4961 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4963 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4966 * config/i386/i386.c (override_options): If the 80387 is disabled,
4967 then do not return FP values using FP registers.
4969 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4971 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4972 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4973 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4974 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4975 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4976 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4977 output.h, postreload-gcse.c, postreload.c, recog.c,
4978 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4979 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4980 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4981 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4982 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4983 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4984 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4985 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4987 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4988 config/alpha/alpha.c, config/arm/vfp.md,
4989 config/i386/emmintrin.h, config/i386/i386-modes.def,
4990 config/i386/i386-protos.h, config/i386/i386.h,
4991 config/i386/pmmintrin.h, config/i386/ppro.md,
4992 config/i386/predicates.md, config/i386/xmmintrin.h,
4993 config/i860/i860.c, config/ia64/ia64-modes.def,
4994 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4995 config/ia64/ia64.md, config/ia64/itanium1.md,
4996 config/ia64/itanium2.md, config/ia64/predicates.md,
4997 config/iq2000/iq2000.h, config/mips/linux64.h,
4998 config/rs6000/aix41.h, config/rs6000/aix43.h,
4999 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5000 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5001 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5002 config/sparc/linux64.h, config/sparc/litecoff.h,
5003 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5004 config/sparc/sparc.h, config/sparc/sparc.md,
5005 config/sparc/sysv4-only.h: Update copyright.
5007 2005-01-18 Richard Henderson <rth@redhat.com>
5010 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5012 2005-01-18 Marc Espie <espie@openbsd.org>
5013 * config/i386/openbsdelf.h: Typo.
5015 2005-01-18 Richard Henderson <rth@redhat.com>
5017 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5018 special case for sse.
5019 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5021 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5023 * tree-inline.c (estimate_num_insns_1): Added cases for
5024 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5026 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5028 PR rtl-optimization/19296
5029 * combine.c (simplify_comparison): Rewrite the condition under
5030 which a non-paradoxical SUBREG of a PLUS can be lifted when
5031 compared against a constant.
5033 2005-01-18 Andi Kleen <ak@muc.de>
5035 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5036 * c.opt (-Wpointer-sign): Add.
5037 * doc/invoke.texi: (-Wpointer-sign): Add.
5039 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5041 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5042 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5043 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5044 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5045 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5046 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5047 for TARGET_MIX_SSE_I387.
5048 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5049 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5050 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5051 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5052 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5053 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5054 TARGET_MIX_SSE_I387.
5055 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5058 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5061 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5062 Add movaps alternative for xmm reg->reg move.
5064 2005-01-17 Jeff Law <law@redhat.com>
5066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5067 at the end of the main DOM loop rather than just before DOM exits.
5069 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5071 PR tree-optimization/19121
5072 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5073 adding aliases to a name tag, also add them to the pointer's
5075 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5076 sensitive alias info at all. Only check that the two pointers
5077 have compatible pointed-to sets.
5078 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5079 a pointer's type tag is a superset of the alias set of the
5082 2005-01-17 James E Wilson <wilson@specifixinc.com>
5085 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5086 comment to document why.
5088 2005-01-17 Richard Henderson <rth@redhat.com>
5090 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5091 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5092 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5093 sse2_vmsminv2df3_finite): New.
5094 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5095 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5096 Force op1 into register.
5098 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5100 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5101 bubblestrap from always rebuilding build directory.
5103 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5105 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5106 ("*cmpmem_short"): Likewise.
5108 2005-01-17 Steven Bosscher <stevenb@suse.de>
5110 * basic-block.h: Document BB_* flags.
5111 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5112 use an sbitmap instead.
5113 * sched-rgn.c (compute_trg_info): Likewise.
5115 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5117 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5118 redundant target_cpu_default and extra_parts lines. Use the default
5120 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5121 (SUBTARGET_EXTRA_SPECS): Delete.
5122 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5123 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5124 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5125 and "n32" for -mabi=n32.
5127 2005-01-17 Ian Lance Taylor <ian@airs.com>
5130 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5131 fold constant variables into initial values.
5133 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5135 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5137 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5138 through the statements backward.
5140 2005-01-17 Ian Lance Taylor <ian@airs.com>
5142 PR middle-end/13127:
5143 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5144 a variable set to the return value of the inlined function.
5146 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5148 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5149 when modes are tieable.
5151 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5153 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5154 of pthread_create to find out if threads are enabled.
5155 * gthr-posix95.h (__gthread_active_p): Likewise.
5157 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5159 * common.opt (-fnew-ra): Remove.
5161 * toplev.h (flag_new_regalloc): Remove.
5162 * Makefile.in (ra*.*): Don't mention.
5163 * passes.c (rest_of_handle_new_regalloc): Remove.
5164 (rest_of_handle_combine, rest_of_compilation): Always consider
5165 flag_new_regalloc as false.
5166 * doc/invoke.texi: Don't document -fnew-ra.
5168 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5170 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5171 last parameter to reg_scan.
5172 * loop.c (loop_optimize): Likewise.
5173 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5174 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5175 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5176 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5177 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5178 * regclass.c (reg_scan): Likewise, for the declaration.
5179 * rtl.h (reg_scan): Likewise, for the prototype.
5181 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5183 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5184 mark_dfs_back_edges.
5186 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5188 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5189 (compute_avail): Uses don't go in tmp_gen.
5191 2005-01-16 Steven Bosscher <stevenb@suse.de>
5193 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5194 loop to look for a free slot in a page entry.
5196 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5199 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5200 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5201 just before targetm.asm_out.file_end.
5202 * tree.h (process_pending_assemble_output_defs): Declare.
5203 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5205 (assemble_alias): Defer generation of assembly code for defines when
5206 TARGET_DEFERRED_OUTPUT_DEFS is true.
5207 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5208 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5209 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5211 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5214 * pa.c (pa_scalar_mode_supported_p): New function.
5215 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5216 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5218 * pa-protos.h (prefetch_operand): Delete.
5219 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5220 * pa.c (prefetch_operand): Delete.
5221 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5222 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5223 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5224 and prefetch_nocc_operand.
5225 * pa.md (prefetch): Rework to avoid reload problems handling short
5226 displacements when a cache control completer needs to be provided.
5227 (prefetch_32, prefetch_64): Delete.
5228 (prefetch_cc, prefetch_nocc): New patterns.
5230 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5232 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5234 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5237 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5238 exceeds maximum alignment for global common data.
5239 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5240 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5242 2004-01-15 Roger Sayle <roger@eyesopen.com>
5244 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5246 2004-01-15 Roger Sayle <roger@eyesopen.com>
5248 * harg-reg-set.h (reg_class_names): Prototype global array.
5249 * regclass.c (reg_class_names): Declare here and initialize to
5251 (dump_regclass): Remove local declaration of reg_class_names.
5252 (regclass): Likewise.
5253 * cfg.c (dump_flow_info): Likewise.
5254 * ra-debug.c (reg_class_names): Likewise.
5255 * regrename.c (reg_class_names): Likewise.
5256 * reload.c (reg_class_names): Likewise.
5257 * reload1.c (spill_failure): Likewise.
5258 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5260 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5262 * config/s390/s390.md ("reload_outti"): Remove predicate for
5263 output operand. Abort if operand is not a MEM.
5264 ("reload_outdi", "reload_outdf"): Likewise.
5266 2005-01-15 Marc Espie <espie@openbsd.org>
5268 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5269 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5270 * config/openbsd.h: Fix C++ includes for native configurations.
5271 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5272 Add trampoline support.
5273 * config/i386/openbsdelf.h: New.
5275 2005-01-15 Marc Espie <espie@openbsd.org>
5277 * collect2.c (main): Explicitly parse -dynamic-linker option.
5279 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5281 PR tree-optimization/19060
5282 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5283 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5284 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5285 and handle extract_range_from_cond returning false.
5286 * fold-const.c (fold): Optimize comparisons with min/max even for
5287 width > HOST_BITS_PER_WIDE_INT.
5289 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5291 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5292 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5293 Remove little endian multilib variants.
5294 Add mips32 multilib variant.
5296 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5298 * explow.c (copy_all_reg, stabilize): Remove.
5299 * expr.h: Remove the corresponding prototypes.
5301 * rtlanal.c (regs_set_between_p): Remove.
5302 * rtl.h: Remove the corresponding prototype.
5304 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5306 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5307 to rs6000_nonimmediate_operand.
5308 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5309 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5310 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5311 rs6000_nonimmediate_operand.
5312 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5313 rs6000_nonimmediate_operand.
5315 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5317 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5319 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5321 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5323 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5324 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5326 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5327 (rs6k_nonimmediate_operand): New.
5328 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5330 (legitimate_lo_sum_address_p): Same.
5331 (rs6000_legitimize_address): Same.
5332 (rs6000_legitimize_reload_address): Same.
5333 (rs6000_legitimate_address): Same.
5334 (spe_build_register_parallel): Pass DF and DC modes in a DI
5337 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5338 to rs6k_nonimmediate_operand.
5340 * config/rs6000/spe.md ("*frob_df_di"): New.
5341 ("*frob_di_df"): New.
5342 ("*frob_di_df_2"): New.
5343 ("*mov_sidf_e500_subreg0"): New.
5344 ("*mov_sidf_e500_subreg4"): New.
5345 ("*movdf_e500_double"): Change predicate to
5346 rs6k_nonimmediate_operand.
5348 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5350 * postreload.c (move2add_note_store): Only call
5351 trunc_int_for_mode on scalar integers.
5353 2005-01-14 Steven Bosscher <stevenb@suse.de>
5355 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5356 replace BB_VISITED uses.
5357 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5358 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5359 (tree_dce_done): Free visited_control_parents.
5360 (perform_tree_ssa_dce): Allocate and clear it.
5361 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5362 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5363 instead of BB_VISITED.
5365 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5367 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5368 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5369 Remove unused prototypes.
5371 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5373 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5374 64-bit register usage.
5375 (spe_func_has_64bit_regs_p): Add FIXME note.
5377 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5379 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5380 flag_finite_math_only with flag_unsafe_math_optimizations.
5382 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5384 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5386 (__tpf_eh_return): Copy TPF private stack area from the module
5387 boundary stack frame. Add check for when module addresses are
5388 equal, but no stub address is found.
5390 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5393 * arm.h (struct machine_function): Add call_via field.
5394 (thumb_call_via_label): Declare.
5395 * arm.c (thumb_call_via_label): New variable.
5396 (thumb_call_reg_needed): New variable.
5397 (arm_output_function_epilogue): For Thumb code, output any per-function
5398 call-indirect trampolines.
5399 (thumb_call_via_reg): New function.
5400 (arm_file_end): New function.
5401 (TARGET_ASM_FILE_END): Call arm_file_end.
5402 (aof_file_end): Likewise.
5403 * arm-protos.h (thumb_call_via_reg): Declare.
5404 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5405 thumb_call_via_reg in normal case.
5407 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5410 PR rtl-optimization/19348
5411 * recog.c (peephole2_optimize): Do global life update if some peephole
5412 decides it doesn't need at least one of its inputs and that change
5413 influences liveness at the start of the basic block.
5415 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5416 arguments instead of 1.
5418 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5421 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5422 zero for nested functions needing a static chain or functions
5423 with a non-constant address.
5425 2005-01-13 Roger Sayle <roger@eyesopen.com>
5427 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5428 (and (sign_extend X) C) into (zero_extend (and X C)).
5430 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5432 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5434 2005-01-13 Richard Henderson <rth@redhat.com>
5439 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5440 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5441 not just TARGET_SSE.
5442 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5443 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5444 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5445 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5446 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5447 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5448 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5449 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5450 (movdicc_c_rex64): Rename with '*'.
5451 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5452 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5453 (movsfcc_1_387): Rename from movsfcc_1.
5454 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5455 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5456 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5457 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5458 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5459 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5460 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5461 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5462 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5463 sse_movdfcc_const0_4): Remove.
5464 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5465 recognize min/max early. Update for changed sse cmove patterns.
5466 (ix86_split_sse_movcc): New.
5467 * config/i386/i386-protos.h: Update.
5469 2005-01-13 Steven Bosscher <stevenb@suse.de>
5471 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5472 (fix_stmt_v_may_defs): Likewise.
5474 2005-01-13 Richard Henderson <rth@redhat.com>
5476 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5477 for converting the mask.
5479 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5481 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5484 2005-01-13 Richard Henderson <rth@redhat.com>
5486 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5487 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5488 IX86_BUILTIN_MOVDQ2Q): Remove.
5489 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5490 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5491 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5493 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5494 (sse2_pextrw): Fix immediate constraint.
5495 (sse2_loadq, sse2_loadq_rex64): Remove.
5496 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5497 Use __builtin_ia32_vec_ext_<size>.
5498 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5500 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5502 * function.c (assign_parm_setup_block): Look inside original
5503 entry_parm when inspecting PARALLEL.
5505 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5506 Joel Sherrill <joel@oarcorp.com>
5509 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5510 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5511 rtems_gxx_recursive_mutex_init.
5512 (__gthread_recursive_mutex_lock): New function.
5513 (__gthread_recursive_mutex_trylock): Likewise.
5514 (__gthread_recursive_mutex_unlock): Likewise.
5516 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5518 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5520 2005-01-13 Jan Beulich <jbeulich@novell.com>
5522 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5523 (ashrti3_internal): Indicate output is early clobber. Generate result
5524 into output rather than first input. Use move for low word of output
5525 if shift count is exactly 64.
5526 (lshrti3_internal): Likewise.
5528 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5532 * reload1.c (delete_output_reload): Don't delete an output reload
5533 if the pseudo lives longer than a single basic block. Adjust and
5534 improve wording of comment.
5536 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5539 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5540 of TYPE_SIZE where we mean the number of bytes.
5542 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5544 * function.c (assign_parm_setup_block): Relax condition on
5545 multi-register optimization.
5547 2005-01-12 Nick Clifton <nickc@redhat.com>
5549 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5550 an "in_delay_slot" attribute of "no" to prevent them being used in
5551 delay slots. This is forbidden because they might generate
5554 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5557 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5560 2005-01-12 Nick Clifton <nickc@redhat.com>
5562 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5563 passed on to GAS) but do not define, as GAS no longer supports or
5564 needs the -m2000 option.
5566 2005-01-11 Roger Sayle <roger@eyesopen.com>
5568 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5569 type as args of unprototyped builtins aren't automatically promoted.
5570 (fold_builtin_abs): Likewise.
5572 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5574 * Makefile.in: Set a `build-warn' variable.
5576 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5578 PR tree-optimization/17949
5579 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5580 (find_interesting_uses_address): Use it.
5582 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5584 * regrename.c (kill_value): Handle subreg's that won't simplify.
5586 2005-01-11 Richard Henderson <rth@redhat.com>
5589 * config/i386/i386.h (enum ix86_builtins): Move ...
5590 * config/i386/i386.c: ... here.
5591 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5592 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5593 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5594 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5595 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5596 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5597 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5598 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5599 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5600 IX86_BUILTIN_LOADDDUP): Remove.
5601 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5602 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5603 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5604 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5605 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5606 (ix86_init_builtins): Make static.
5607 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5608 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5609 if all the modes match. Otherwise, fake it.
5610 (get_element_number, ix86_expand_vec_init_builtin,
5611 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5612 (ix86_expand_builtin): Make static. Update for changed builtins.
5613 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5614 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5615 (ix86_expand_vector_init_duplicate): New.
5616 (ix86_expand_vector_init_low_nonzero): New.
5617 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5618 Split out from ix86_expand_vector_init; handle integer modes.
5619 (ix86_expand_vector_init): Use them.
5620 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5621 * config/i386/i386-protos.h: Update.
5622 * config/i386/predicates.md (reg_or_0_operand): New.
5623 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5624 (movv2sf_internal): Likewise. And a splitter to match them all.
5625 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5626 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5627 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5628 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5629 (mmx_pinsrw): Fix operand ordering.
5630 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5631 rather than sse_loadss expander.
5632 (movv2df splitter): Similarly.
5633 (sse_loadss, sse_loadlss): Remove.
5634 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5635 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5636 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5637 (sse3_movddup): Rename with '*'.
5638 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5639 (sse2_loadsd): Remove.
5640 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5641 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5642 (sse2_pinsrw): Fix argument ordering.
5643 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5644 (sse2_stored): Remove 'r' destination.
5645 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5646 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5647 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5648 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5649 vec_extractv16qi, vec_initv16qi): New.
5651 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5652 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5653 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5655 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5656 (_mm_load_si128, _mm_store_si128): Likewise.
5657 (_mm_load1_pd): Use _mm_set1_pd.
5658 (_mm_load_sd): Use _mm_set_sd.
5659 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5660 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5661 (_mm_set_epi64): Use _mm_set_epi64x.
5662 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5663 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5664 _mm_setr_epi8): Use _mm_set_foo form.
5665 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5666 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5667 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5668 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5669 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5670 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5671 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5672 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5673 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5674 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5675 (_mm_movedup_pd): Use _mm_shuffle_pd.
5676 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5677 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5678 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5679 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5681 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5682 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5683 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5684 (_mm_store_ps): Use raw dereference.
5685 (_mm_store1_ps): Use _mm_storeu_ps.
5686 (_mm_storer_ps): Use _mm_store_ps.
5687 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5688 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5690 2005-01-11 Stan Shebs <shebs@apple.com>
5692 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5693 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5695 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5698 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5699 Skip all DECLs except for FIELD_DECLs.
5701 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5703 * config/s390/s390.c (override_options): Return error if
5704 -mbackchain, -mpacked-stack and -mhard-float are used together.
5705 (s390_va_start): Remove the backchain && packed-stack special case.
5706 (s390_gimplify_va_arg): Likewise.
5707 * doc/invoke.texi: Remove the ABI incompatibility note.
5709 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5711 * config/s390/s390.c (struct s390_frame_layout): Remove
5713 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5714 save_backchain_p with TARGET_BACKCHAIN.
5716 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5719 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5720 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5721 * function.c (locate_and_pad_parm): Set new field.
5722 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5723 Tweak where_pad test to include "none". Always set mem align for
5725 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5726 not sufficient for type.
5727 (assign_parm_setup_block): If stack_parm is zero on entry, always
5728 make a new stack local. Block move old stack parm if necessary
5729 to new aligned stack local.
5730 (assign_parm_setup_stack): Use a block move to handle
5731 potentially misaligned entry_parm.
5732 (assign_parms_unsplit_complex): Specify required alignment when
5733 creating stack local.
5734 * calls.c (compute_argument_addresses): Override alignment of stack
5735 arg calculated from its type with the alignment given by
5736 FUNCTION_ARG_BOUNDARY.
5737 (store_one_arg): Likewise.
5739 2005-01-11 Jan Beulich <jbeulich@novell.com>
5741 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5742 Change respective itanium_class attribute to ialu.
5743 (shladdp4_internal): New.
5744 * config/ia64/predicates.md (shladd_log2_operand): New.
5746 2005-01-11 Richard Henderson <rth@redhat.com>
5748 * expr.c (store_constructor): Use rtvec_alloc instead of
5749 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5751 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5753 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5755 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5757 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5758 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5759 (TARGET_RWRELOC): Define.
5760 (ia64_rwreloc_section_type_flags): Delete.
5761 (ia64_section_type_flags): New function.
5762 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5763 (TARGET_RWRELOC): Define.
5765 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5768 * config/ia64/ia64.c (process_set): For alloc insn, only call
5769 process_epilogue is !frame_pointer_needed.
5771 2005-01-10 Roger Sayle <roger@eyesopen.com>
5774 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5775 unary operator and can't be treated as a binary/comparison operator.
5777 2005-01-10 Richard Henderson <rth@redhat.com>
5779 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5780 (ix86_return_in_memory): Likewise.
5781 (function_arg_advance): Likewise. Mirror structure in function_arg
5782 for choosing register to advance.
5784 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5786 * tree-vectorizer.c, tree.def: Fix comment typos.
5788 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5790 * config/s390/s390.c (struct processor_costs): 4 new fields:
5791 ddbr, ddr, debr, der.
5792 (s390_rtx_costs): More precise handling of divide instructions.
5794 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5796 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5798 2005-01-10 Jan Beulich <jbeulich@novell.com>
5800 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5801 names resulting from -ffunction-sections/-fdata-sections and linkonce
5803 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5804 based on the section name. Rearrange the section name comparison logic
5805 slightly so that each section name is compared against at most once.
5807 2005-01-10 Ben Elliston <bje@au.ibm.com>
5809 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5810 targets for which -fPIC reduces limitations on the GOT size.
5812 2005-01-09 Falk Hueffner <falk@debian.org>
5814 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5817 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5820 * collect2.c (main): Set aixrtl_flag for -brtl option.
5821 (resolve_lib_name): Search for .so file extension before .a
5824 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5826 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5827 (vect_analyze_data_refs_alignment): Add dump prints.
5829 2005-01-09 Ira Rosen <irar@il.ibm.com>
5831 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5832 expr_invariant_in_loop_p.
5833 Initialize outputs first thing in the function.
5834 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5835 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5836 (vect_analyze_pointer_ref_access): Check that the initial condition of
5837 the access function is loop invariant.
5839 2005-01-09 Richard Henderson <rth@redhat.com>
5841 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5842 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5843 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5844 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5845 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5846 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5847 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5848 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5849 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5850 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5851 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5852 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5853 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5854 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5855 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5856 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5857 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5858 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5859 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5860 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5861 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5862 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5863 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5865 (mmx_clrdi, pavgusb): Remove.
5866 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5867 with leading sse_ prefix.
5868 * config/i386/sse.md: Receive them.
5869 * config/i386/mmx.md: New file.
5870 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5871 (subrv2sf3): Turn into expander for normal subtraction.
5872 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5873 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5874 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5875 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5876 commutative; use ix86_binary_operator_ok.
5877 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5878 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5879 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5880 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5881 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5882 Macroize from existing patterns; use ix86_binary_operator_ok.
5883 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5884 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5885 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5886 with vec_select+vec_concat.
5887 (mmx_pshufw, mmx_pshufw_1): Likewise.
5888 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5889 (mmx_uavgv4hi3): Model correctly.
5890 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5891 _mm_xor_si64): Remove casts.
5893 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5895 PR tree-optimization/19224
5896 * tree-scalar-evolution.c (get_instantiated_value,
5897 set_instantiated_value): New functions.
5898 (instantiate_parameters_1): Cache the results.
5899 (instantiate_parameters, resolve_mixers): Initialize and free
5902 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5904 * config/i386/i386.md (addhi_4): Correct reference in comment.
5907 2005-01-08 Richard Henderson <rth@redhat.com>
5909 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5910 (_mm_cvtsi128_si64x): Likewise.
5911 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5912 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5913 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5914 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5915 * config/i386/i386-protos.h: Update.
5916 * config/i386/i386.c (print_operand): Add 'H'.
5917 (ix86_fixup_binary_operands): Split out from ...
5918 (ix86_expand_binary_operator): ... here.
5919 (ix86_fixup_binary_operands_no_copy): New.
5920 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5921 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5922 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5923 (safe_vector_operand): Use CONST0_RTX.
5924 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5925 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5926 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5927 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5929 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5930 (IX86_BUILTIN_CMPNGESS): New.
5931 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5932 (attr type): Add sselog1.
5933 (attr unit, attr memory): Handle it.
5934 (movti, movti_internal, movti_rex64): Move near other integer moves.
5935 (movtf, movtf_internal): Move near other fp moves.
5936 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5937 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5938 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5939 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5940 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5941 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5942 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5943 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5944 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5945 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5946 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5947 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5948 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5949 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5950 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5951 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5952 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5953 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5954 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5955 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5956 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5957 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5958 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5959 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5960 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5961 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5962 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5963 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5964 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5965 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5966 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5967 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5968 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5969 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5970 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5971 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5972 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5973 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5974 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5975 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5976 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5977 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5978 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5979 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5981 (SSEPUSH, push<SSEPUSH>): Remove.
5982 (MMXPUSH, push<MMXPUSH>): Remove.
5983 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5984 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5985 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5986 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5987 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5988 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5989 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5990 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5991 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5992 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5993 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5994 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5995 (ppro_sse_log_V4SF): Handle sselog1.
5996 * config/i386/predicates.md (const_0_to_1_operand): New.
5997 (const_0_to_255_mul_8_operand): New.
5998 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5999 (const_2_to_3_operand, const_4_to_7_operand): New.
6000 * config/i386/sse.md: New file.
6001 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6002 (sse_movups): Rename from sse_movups_1.
6003 (sse_loadlss): Rename from sse_loadss_1.
6004 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6006 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6007 (absv4sf2, negv2df, absv2df): New.
6008 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6009 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6010 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6011 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6012 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6013 (sse3_addsubv4sf3): Model correctly.
6014 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6015 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6016 (sse_movhlps): Model with vec_select+vec_concat.
6017 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6018 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6019 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6020 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6021 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6022 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6023 sse2_pshufhw_1): Likewise.
6024 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6025 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6026 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6027 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6028 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6029 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6030 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6031 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6032 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6033 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6034 sminv8hi3): Mark commutative
6035 operands. Use ix86_binary_operator_ok.
6036 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6037 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6038 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6039 sse2_punpcklqdq): Allow operand2 in memory.
6040 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6041 sse2_movsd): Add memory alternatives.
6042 (sse_storelps): Turn expander into an insn; split after reload.
6043 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6044 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6046 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6048 * configure.ac (DWARF-2 debug_line): Use objdump.
6049 * configure: Regenerate.
6051 2005-01-08 Jeff Law <law@redhat.com>
6052 Diego Novillo <dnovillo@redhat.com>
6054 PR tree-optimization/18241
6055 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6056 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6057 statements with volatile operands.
6058 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6059 operands after marking a statement with has_volatile_ops.
6061 2005-01-08 Roger Sayle <roger@eyesopen.com>
6063 * tree.c (int_fits_type_p): Always honor integer constant
6064 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6066 2005-01-08 Roger Sayle <roger@eyesopen.com>
6068 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6069 the latent bug in rtl_delete_block has been resolved.
6071 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6073 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6074 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6076 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6078 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6079 library as @multilib_dir@/$(SHLIB_SONAME).
6081 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6083 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6084 * configure: Regenerate.
6086 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6088 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6091 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6094 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6095 Convert non-word aligned offset address using ld/std into
6098 2005-01-07 Richard Henderson <rth@redhat.com>
6100 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6102 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6104 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6106 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6108 PR tree-optimization/19283
6109 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6110 is not shorter than the original type.
6112 PR rtl-optimization/19012
6113 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6115 PR rtl-optimization/18861
6116 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6117 (FULL_STATE): Define.
6118 (mark_tablejump_edge): New function.
6119 (purge_dead_tablejump_edges): New function.
6120 (find_bb_boundaries): Use it.
6122 PR tree-optimization/18828
6123 * builtins.c (expand_builtin_next_arg): Remove argument and all
6124 the argument checking.
6125 (expand_builtin): Adjust caller.
6126 (expand_builtin_va_start): Likewise. Remove error for too many
6128 (fold_builtin_next_arg): Issue error for too many arguments.
6129 After checking arguments, replace them with magic arguments that
6130 prevent further checking of the args.
6132 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6134 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6136 2005-01-06 Roger Sayle <roger@eyesopen.com>
6139 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6140 and %{.S:...} (and their negative variants) to test whether the
6141 input file is assembler or pre-processed-assembler independent of
6142 the actual filename extension.
6144 2005-01-06 Roger Sayle <roger@eyesopen.com>
6146 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6147 of sign or zero extended values.
6149 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6151 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6152 for IBM long double format correctly.
6154 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6156 Fix PR tree-optimization/18792
6158 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6159 to first_loop_depth, and use loop depth instead of loop number.
6160 (build_classic_dir_vector): Ditto.
6161 (compute_data_dependences_for_loop): Use depth, not loop number.
6162 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6163 number. Pass in loops, instead of loop numbers.
6164 (gather_interchange_stats): Ditto.
6165 (linear_transform_loops): Ditto.
6167 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6170 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6171 biv_fits_mode_p, extension_within_bounds_p): New functions.
6172 (check_ext_dependent_givs): Use them.
6174 2005-01-06 Roger Sayle <roger@eyesopen.com>
6176 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6177 more than one barrier, in which case we should delete them all.
6179 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6181 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6183 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6185 Fix PR middle-end/19286
6187 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6188 output this subprogram, simply ignore this attempt to do it again.
6189 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6190 origin attribute if it's not possible.
6191 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6192 (decls_for_scope): Ditto.
6193 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6194 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6196 2005-01-05 Richard Henderson <rth@redhat.com>
6199 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6200 (bdesc_2arg): Use it.
6201 (ix86_expand_binop_builtin): Force operands into registers
6203 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6204 ix86_expand_sse_compare, ix86_expand_sse_comi,
6205 ix86_expand_builtin): Likewise.
6207 2005-01-05 Richard Henderson <rth@redhat.com>
6209 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6211 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6212 (mulv4hi3): Set itanium_class mmmul.
6213 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6214 (fpack): Rename from fpack_sfsf.
6216 2005-01-05 Richard Henderson <rth@redhat.com>
6219 * reload1.c (do_input_reload): Restrict the optimization deleteing
6220 a previous output reload to RELOAD_FOR_INPUT.
6222 2005-01-05 Steven Bosscher <stevenb@suse.de>
6224 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6225 comment that we fall through after case.
6226 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6227 (distribute_links): Likewise.
6228 * cse.c (cse_insn): Likewise.
6229 * cselib.c (cselib_invalidate_mem): Likewise.
6230 * df.c: Update comments at the top of the file.
6231 (read_modify_subreg_p): Update comments here too.
6232 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6233 * flow.c (mark_set_1): Likewise.
6234 (mark_used_regs): Likewise.
6235 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6236 (canon_list_insert): Likewise.
6237 (mark_set): Likewise.
6238 (try_replace_reg): Likewise.
6239 (store_killed_in_insn): Likewise.
6240 * loop.c (count_one_set): Likewise.
6241 (basic_induction_var): Likewise.
6242 * postreload-gcse.c (find_mem_conflicts): Likewise.
6243 * postreload.c (reload_combine_note_store): Likewise.
6244 (move2add_note_store): Likewise.
6245 * reload.c (find_equiv_reg): Likewise.
6246 (mark_referenced_resources): Likewise.
6247 * rtlanal.c (set_noop_p): Likewise.
6248 (note_stores): Likewise.
6249 (note_uses): Likewise.
6250 * sched-deps.c (sched_analyze_1): Likewise.
6251 * sched-rgn.c (check_live_1): Likewise.
6252 (update_live_1): Likewise.
6253 * config/i860/i860.c: Likewise.
6255 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6257 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6259 * doc/rtl.texi: Update documentation for bit-fields and SET.
6261 2005-01-05 Roger Sayle <roger@eyesopen.com>
6263 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6265 2005-01-05 Jan Hubicka <jh@suse.cz>
6266 Richard Henderson <rth@redhat.com>
6269 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6272 2005-01-05 Richard Henderson <rth@redhat.com>
6275 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6276 (sse_shufps): Change operand 3 to const_int_operand.
6277 (sse2_storelps): Fix typo in template.
6278 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6279 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6280 (ix86_expand_builtin): Likewise.
6282 2005-01-05 Julian Brown <julian@codesourcery.com>
6284 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6285 as aggregates for AAPCS ABIs.
6287 2005-01-05 Stan Shebs <shebs@apple.com>
6289 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6290 Mach-O getters if ppc64.
6291 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6293 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6294 signed four-byte field for global code case.
6295 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6297 2005-01-05 Roger Sayle <roger@eyesopen.com>
6300 * c-common.c: Include real.h.
6301 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6302 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6303 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6304 * Makefile.in (c-common.o): Update dependencies.
6306 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6308 * c-parse.in (asm_string): Add trailing semicolon.
6310 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6312 * c-parse.in (asm_string): New. Don't allow wide strings in
6314 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6315 asm_string instead of STRING.
6317 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6319 * c-typeck.c (constructor_no_implicit): Remove.
6320 (set_designator, process_init_element): Don't check
6321 constructor_no_implicit.
6323 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6324 Kaz Kojima <kkojima@gcc.gnu.org>
6327 * lcm.c (create_pre_exit): New.
6328 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6329 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6331 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6333 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6334 -msoft-float in target_float_switch.
6335 * arm.c (arm_override_options): Fix processing of target_float_switch.
6337 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6339 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6342 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6344 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6345 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6347 2005-01-04 Roger Sayle <roger@eyesopen.com>
6349 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6350 if deleting the then-block allows the test-block to fallthru to the
6353 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6356 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6357 after the full declaration if the are in two different TUs.
6359 2005-01-04 Richard Henderson <rth@redhat.com>
6362 * tree-sra.c (generate_one_element_init): Just
6363 call gimplify_and_add.
6364 (generate_element_init): Record the
6365 new referenced variables and mark them for renaming
6366 and split out to ...
6367 (generate_element_init_1): This.
6368 (scalarize_init): Don't call push_gimplify_context/
6369 pop_gimplify_context.
6371 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6373 * toplev.c (get_src_pwd): Handle failure of getpwd().
6375 2005-01-04 Roger Sayle <roger@eyesopen.com>
6377 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6379 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6380 all the cases handled by it are inverted by invert_truthvalue.
6382 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6384 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6385 (save_register_windowsi): Likewise.
6387 2005-01-04 Richard Henderson <rth@redhat.com>
6389 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6391 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6394 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6395 any simplifications of vector mode comparison operators.
6396 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6398 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6399 Devang Patel <dpatel@apple.com>
6401 PR tree-optimization/18308
6402 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6403 the operands before creating a new expression.
6404 * dojump.c (do_jump): Make drop_through_label available
6405 for all cases. Add expansion of COND_EXPR.
6407 2005-01-04 Ira Rosen <irar@il.ibm.com>
6409 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6410 INTEGER_CST instead of TREE_CONSTANT.
6411 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6412 instead of TREE_CONSTANT.
6413 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6414 instead of TREE_CONSTANT.
6416 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6418 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6420 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6423 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6424 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6426 2005-01-03 Richard Henderson <rth@redhat.com>
6428 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6429 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6430 fold_convert_const_real_from_real): Split out from ...
6431 (fold_convert_const): ... here.
6433 2005-01-03 Richard Henderson <rth@redhat.com>
6436 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6437 (mov<MMXMODEI>_internal): Likewise.
6438 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6439 Add V2SF case; use it for SSE1; don't use TI.
6440 (movdf_integer): Likewise.
6441 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6443 2005-01-03 Ira Rosen <irar@il.ibm.com>
6445 * tree-vectorizer.c (vect_strip_conversions): New function.
6446 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6447 check for binary class.
6449 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6453 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6455 * gimple-low.c (mark_blocks_with_used_vars): New function.
6456 (mark_blocks_with_used_subblocks): Ditto.
6457 (mark_used_blocks): Ditto.
6458 (pass_mark_used_blocks): New pass.
6459 * tree-inline.c: Include debug.h.
6460 (expand_call_inline): Call outlining_inline_function here.
6461 * tree-optimize.c (init_tree_optimization_passes): Add
6462 pass_mark_used_blocks.
6463 * tree-pass.h (pass_mark_used_blocks): New.
6464 * Makefile.in (tree-inline.o): Add debug.h dependency.
6466 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6468 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6469 VAR_DECLs to have weak_import attribute.
6471 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6474 2004-01-03 Steven Bosscher <stevenb@suse.de>
6476 * passes.c (rest_of_compilation): Don't run regmove if only
6477 flag_expensive_optimizations, require flag_regmove instead.
6479 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6481 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6483 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6484 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6485 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6486 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6488 2005-01-03 Richard Henderson <rth@redhat.com>
6490 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6491 (ia64_const_ok_for_letter_p): New.
6492 (ia64_const_double_ok_for_letter_p): New.
6493 (ia64_extra_constraint): New.
6494 (ia64_expand_vecint_compare): New.
6495 (ia64_expand_vcondu_v2si): New.
6496 (ia64_expand_vecint_cmov): New.
6497 (ia64_expand_vecint_minmax): New.
6498 (ia64_print_operand): Add 'v'.
6499 (ia64_preferred_reload_class): New.
6500 (ia64_vector_mode_supported_p): New.
6501 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6502 (PREFERRED_RELOAD_CLASS): Move to function.
6503 (CONST_OK_FOR_LETTER_P): Move to function.
6504 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6505 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6506 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6507 (EXTRA_CONSTRAINT): Move to function.
6508 * config/ia64/ia64.md: Include vect.md.
6509 (itanium_class): Add mmalua.
6511 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6513 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6514 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6516 (const_int_2bit_operand): New.
6517 (fr_reg_or_0_operand): New.
6518 * config/ia64/ia64-modes.def: Add vector modes.
6519 * config/ia64/ia64-protos.h: Update.
6520 * config/ia64/vect.md: New file.
6522 2005-01-03 Richard Henderson <rth@redhat.com>
6524 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6526 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6529 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6531 (log1pdf2): Change mode of operands[0,1] to DFmode.
6533 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6535 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6536 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6537 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6538 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6539 SPARC_RELAXED_ORDERING.
6541 2005-01-03 Richard Henderson <rth@redhat.com>
6542 Uros Bizjak <uros@kss-loka.si>
6545 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6546 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6547 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6549 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6550 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6551 const_pow2_1_to_128_operand): New predicates.
6553 2005-01-02 Greg McGary <greg@mcgary.org>
6555 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6557 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6558 object. [ptr_type]: Remove unused variable.
6559 Remember nearest addressable array-element or record-component
6560 when checking bitfield components. Tolerate empty BIND_EXPR.
6562 2005-01-01 Richard Henderson <rth@redhat.com>
6564 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6565 that don't narrow the value. Fail for other conversions.
6567 2005-01-01 Richard Henderson <rth@redhat.com>
6570 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6571 * c-lang.c (finish_file): Don't do it here.
6572 * objc/objc-act.c (objc_finish_file): Likewise.
6574 * cgraph.c (decl_assembler_name_equal): New.
6575 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6576 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6577 * cgraph.h (struct cgraph_varpool_node): Add next.
6578 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6579 * varasm.c (assemble_alias): Mark the target as needed.
6581 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6584 * function.c (get_arg_pointer_save_area): Use entry_of_function
6585 instead of get_insns.
6587 2005-01-01 Roger Sayle <roger@eyesopen.com>
6588 Andrew Pinski <pinskia@physics.uc.edu>
6589 James E. Wilson <wilson@specifixinc.com>
6591 PR rtl-optimization/12092
6592 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6595 2005-01-01 Roger Sayle <roger@eyesopen.com>
6596 Olivier Hainque <hainque@act-europe.fr>
6598 * tree.c (int_fits_type_p): A narrower type always fits in a
6599 wider one, except for negative values into unsigned types.
6601 2005-01-01 Roger Sayle <roger@eyesopen.com>
6603 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6604 with the original constant rather than require TREE_OVERFLOW.
6606 2005-01-01 Steven Bosscher <stevenb@suse.de>
6609 * c-decl.c (finish_function): If compiling C99, annotate the
6610 compiler generated return with the current file name and line 0.
6611 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6612 the source line is greater than 0.
6613 (remove_bb): Likewise.
6615 See ChangeLog.12 for earlier changes.