1 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3 * config/mips/mips.c (override_options): Only warn about -mint64
4 deprecation if TARGET_INT64.
6 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
11 are non-specific regarding the nonnull parameter positions.
12 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
17 * builtins.def: Use the non-specific "nonnull" attibute lists.
19 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
21 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
22 single_pred_edge, single_succ, single_pred): Improve comments.
24 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
26 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
27 single_pred_edge, single_succ, single_pred): New inline functions.
28 * bb-reorder.c (rotate_loop, find_traces_1_round,
29 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
30 duplicate_computed_gotos): Use the single_succ/pred functions.
31 * cfganal.c (forwarder_block_p): Ditto.
32 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
33 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
34 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
35 merge_seq_blocks): Ditto.
36 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
37 * cfglayout.c (fixup_reorder_chain): Ditto.
38 * cfgloop.c (mark_single_exit_loops, update_latch_info,
39 canonicalize_loop_headers, verify_loop_structure): Ditto.
40 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
41 mfb_update_loops, create_preheader, force_single_succ_latches,
42 create_loop_notes): Ditto.
43 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
44 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
45 commit_one_edge_insertion, purge_dead_edges,
46 cfg_layout_can_merge_blocks_p): Ditto.
47 * except.c (sjlj_emit_function_enter): Ditto.
48 * flow.c (init_propagate_block_info): Ditto.
49 * function.c (thread_prologue_and_epilogue_insns): Ditto.
50 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
51 insert_insn_end_bb): Ditto.
52 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
53 find_if_case_2): Ditto.
54 * lambda-code.c (perfect_nestify): Ditto.
55 * lcm.c (optimize_mode_switching): Ditto.
56 * loop-doloop.c (doloop_modify): Ditto.
57 * loop-init.c (loop_optimizer_init): Ditto.
58 * loop-iv.c (simplify_using_initial_values): Ditto.
59 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
60 * loop-unswitch.c (unswitch_loop): Ditto.
61 * modulo-sched.c (generate_prolog_epilog): Ditto.
62 * predict.c (combine_predictions_for_insn, estimate_probability,
63 tree_estimate_probability, last_basic_block_p,
64 estimate_bb_frequencies): Ditto.
65 * profile.c (branch_prob): Ditto.
66 * regrename.c (copyprop_hardreg_forward): Ditto.
67 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
68 * tracer.c (layout_superblocks): Ditto.
69 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
70 cfg_remove_useless_stmts_bb, cleanup_control_flow,
71 cleanup_control_expr_graph, disband_implicit_edges,
72 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
73 tree_verify_flow_info, tree_make_forwarder_block,
74 tree_forwarder_block_p, remove_forwarder_block,
75 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
76 * tree-if-conv.c (tree_if_conversion): Ditto.
77 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
78 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
79 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
80 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
81 copy_loop_headers): Ditto.
82 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
83 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
84 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
85 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
86 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
87 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
88 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
89 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
90 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
91 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
92 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
93 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
94 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
95 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
96 slpeel_add_loop_guard): Ditto.
98 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
100 PR tree-optimization/15784
101 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
104 * stmt.c (expand_case): Don't change index_type. Convert minval
107 PR tree-optimization/20130
108 * fold-const.c (fold): Fold x * -1 into -x.
110 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
112 PR rtl-optimization/20331
113 * rtlanal.c (modified_between_p): Check its address first for MEM.
114 (modified_in_p): Likewise.
116 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
118 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
120 2005-03-10 Steven Bosscher <stevenb@suse.de>
122 * expr.c (expand_expr_real_1): If possible, use a conditional
123 move for expanding MIN_EXPR and MAX_EXPR.
124 Use temp for moving around rtx-en.
126 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
129 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
132 2005-03-10 Roger Sayle <roger@eyesopen.com>
134 * builtins.c (expand_builtin_signbit): Extend to handle floating
135 point modes wider than the largest integer type, using the
136 operand_subword_force function to obtain the signbit's word.
138 2005-03-10 Jakub Jelinek <jakub@redhat.com>
141 * combine.c (try_combine): If recog_for_combine added CLOBBERs
142 to NEWI2PAT, fail to combine if they are used by NEWPAT.
144 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
146 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
148 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
150 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
152 (perform_edge_inserts): Unconditionally call
155 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
157 2005-03-10 Bob Wilson <bob.wilson@acm.org>
159 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
161 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
163 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
165 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
167 (rtl_register_value_prof_hooks,
168 tree_value_profile_transformations,
169 tree_register_value_prof_hooks): Likewise.
170 * var-tracking.c (stack_adjust_offset_pre_post,
171 variable_htab_free, variable_union, dataflow_set_different_2,
172 count_uses, variable_was_changed, set_frame_base_location,
173 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
174 vt_add_function_parameters): Likewise.
175 * varasm.c (named_section_real, named_section, make_decl_rtl,
176 asm_emit_uninitialised, assemble_integer, decode_addr_const,
177 const_hash_1, compare_constant, copy_constant, force_const_mem,
178 output_constant_pool_2, output_constant_pool_1, output_constant,
179 output_constructor, make_decl_one_only, decl_tls_model,
180 default_no_named_section, default_elf_select_section_1,
181 default_unique_section_1): Likewise.
182 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
183 * vmsdbgout.c (addr_const_to_string): Likewise.
186 * function.c (struct assign_parm_data_one): Remove last_named
188 (assign_parm_find_data_types): Don't determine last_named.
189 Reorder named_parm determination.
190 (assign_parms): Only setup varargs on the last non-varadic
193 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
195 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
196 sda base address on medium model.
198 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
200 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
201 * cfgloop.c (flow_loop_nodes_find): Export.
202 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
204 * cfgloopmanip.c (fix_loop_structure): New function.
205 * predict.c (predict_loops): Clean up the loops information.
206 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
207 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
209 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
210 (rewrite_into_loop_closed_ssa): Declaration changed.
211 * tree-loop-linear.c (linear_transform_loops): Add argument to
212 rewrite_into_loop_closed_ssa call.
213 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
214 * tree-ssa-loop-im.c (move_computations): Ditto.
215 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
216 * tree-vectorizer.c (vectorize_loops): Ditto.
217 * tree-optimize.c: Include cfgloop.h.
218 (execute_todo): Choose whether to call cleanup_tree_cfg or
219 cleanup_tree_cfg_loop.
220 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
221 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
222 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
223 cleanup_tree_cfg_loop call.
224 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
225 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
228 2005-03-10 Jakub Jelinek <jakub@redhat.com>
231 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
232 with multiple alternatives.
234 * stmt.c (parse_output_constraint): Fix a typo.
236 2005-03-09 Bob Wilson <bob.wilson@acm.org>
238 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
239 assembly directive instead of deprecated "no-generics".
241 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
243 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
244 for non-offsettable memory references to cope with outstanding reload
246 * config/s390/s390.md ("reload_outti"): Call find_replacement to
247 avoid losing outstanding address reloads.
248 ("reload_outdi", "reload_outdf"): Likewise.
250 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
252 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
253 code. Add more cbrt transformations.
255 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
257 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
259 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
261 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
262 NULL_TREE when a given tree is not simplified.
263 (fold): Return the original tree when any of the functions
264 mentioned above NULL_TREE.
266 * fold-const.c (fold_unary, fold_binary): Take decomposed
267 arguments, code, type, op0, and op1 in case of fold_binary.
268 (fold): Update calls to fold_unary and fold_binary.
270 2005-03-09 Roger Sayle <roger@eyesopen.com>
272 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
273 a fndecl and an arglist instead of a CALL_EXPR, exp.
275 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
277 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
279 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
281 * expr.c (expand_assignment): Remove orig_to_rtx.
283 * fold-const.c (int_const_binop): Remove no_overflow.
285 * ifcvt.c (noce_emit_move_insn): Remove inmode.
287 * loop-iv.c (get_biv_step_1): Remove lhs.
289 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
291 * real.c (real_nan): Remove neg.
293 * function.c (thread_prologue_and_epilogue_insns): Remove i
296 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
299 * tree-eh.c (tree_could_trap_p): Remove idx.
301 * tree-into-ssa.c (ann): Remove ann.
303 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
305 * tree-sra.c (decide_block_copy): Remove inst_count.
307 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
309 * tree-ssa-loop-im.c (lhs): Remove.
311 * cfgbuild.c (state, STATE, SET_STATE,
312 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
314 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
315 (find_basic_blocks): Set the state of each basic block to
318 2005-03-08 Jeff Law <law@redhat.com>
320 * tree-cfg.c (cleanup_control_flow): If removal of a computed
321 goto results in the removal of edges in the CFG, then we need
322 to recompute dominators.
324 2005-03-09 Ben Elliston <bje@au.ibm.com>
326 * c-common.c (c_do_switch_warnings): Comment fix.
328 2005-03-08 Julian Brown <julian@codesourcery.com>
330 * Patch from 2005-03-08 reverted for causing regressions and
331 ppc-darwin bootstrap failure.
333 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
335 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
336 Define the real function for ppc-darwin.
337 * c-typeck.c (convert_arguments): Check for target-specific
338 invalid argument call to unprototyped function.
339 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
341 * target.h (invalid_arg_for_unprototyped_fn): New field
343 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
345 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
348 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
350 * c-typeck.c (constructor_stack, constructor_range_stack,
351 initializer_stack): Make them static.
353 * cfg.c (rbi_pool): Make it static.
355 * gimple-low.c (lower_stmt_body): Make it static.
356 * tree-flow.h: Remove the corresponding prototype. Don't
359 * sched-deps.c (cache_size): Make it static.
361 * stor-layout.c (lang_adjust_rli): Make it static.
363 2005-03-08 Julian Brown <julian@codesourcery.com>
365 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
366 from being used for symbols with vague linkage when
367 HAVE_GAS_COMDAT_GROUP is true.
369 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
371 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
372 nlabel == JUMP_LABEL (jump).
374 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
376 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
377 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
378 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
379 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
381 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
384 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
385 * c-common.c (handle_returns_twice): New function.
386 (c_common_attribute_table): Declare eturns_twice' attribute.
387 * doc/extend.texi: Document eturns_twice' attribute.
388 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
389 (struct tree_decl): Add returns_twice_flag.
391 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
393 * tree-ssa-phiopt.c: Fix a comment typo.
395 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
396 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
397 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
400 2005-03-08 Richard Henderson <rth@redhat.com>
402 * config/alpha/alpha.c (code_for_builtin): Replace special-case
403 builtin codes with ctzdi2, clzdi2, popcountdi2.
404 (struct alpha_builtin_def): Add is_const.
405 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
406 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
407 (alpha_init_builtins): Init them. Set nothrow and const attributes
409 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
410 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
411 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
412 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
413 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
414 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
415 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
416 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
417 (TARGET_FOLD_BUILTIN): New.
418 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
419 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
421 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
423 2005-03-08 Ira Rosen <irar@il.ibm.com>
425 PR tree-optimization/20122
426 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
427 condition of access function instead of base.
429 2005-03-07 Jeff Law <law@redhat.com>
430 Steven Bosscher <stevenb@suse.de>
432 * tree-cfg.c (find_taken_edge_computed_goto): New function.
433 (find_taken_edge): Call find_taken_edge_computed_goto as
434 appropriate. Allow any gimple invariant rather than just
436 (cleanup_control_flow): Cleanup a computed goto which has turned
438 (tree_merge_blocks): If block B has any forced labels, move
439 them to the start of block A.
440 * tree-ssa-dom.c (thread_across_edge): Allow threading across
441 computed gotos as well.
442 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
443 removal of unnecessary computed gotos too.
444 (lookup_redirection_data): Fix type of INSERT argument. Callers
447 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
449 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
450 Remove trailing spaces.
452 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
453 unshare_all_trees): Make them static.
454 * tree-gimple.h: Remove the corresponding prototypes.
456 * diagnostic.h: Remove unused prototype
458 * modulo-sched.c: Remove unused prototype
459 set_row_column_for_ps.
461 * tree-ssa-phiopt.c (tree_ssa_phiopt,
462 replace_phi_edge_with_variable): Remove unused variable i.
464 2005-03-07 Per Bothner <per@bothner.com>
466 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
468 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
471 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
472 bbs on the COND_EXPR instead of the PHI_NODEs.
473 (candidate_bb_for_phi_optimization): Remove.
474 (replace_phi_with_stmt): Rename to ...
475 (replace_phi_edge_with_variable): this and change so that we
476 replace the phi argument instead of removing the PHI.
477 (conditional_replacement): Change so we deal with PHI with more
479 (value_replacement): Likewise.
480 (abs_replacement): Likewise.
482 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
484 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
485 output_e500_flip_gt_bit.
487 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
489 (rs6000_generate_compare): Fix logic to look at the correct bits.
490 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
492 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
493 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
494 gen_move_from_CR_gt_bit.
496 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
497 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
498 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
500 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
501 (E500_CR_IOR_COMPARE): New constant.
503 2005-03-08 Earl Chew <earl_chew@agilent.com>
504 David Billinghurst <David.Billinghurst@riotinto.com>
506 * config/i386/host-cygwin.c: New file to support precompiled
508 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
509 * config.host: Use above files for cygwin host.
511 2005-03-07 David Edelsohn <edelsohn@gnu.org>
513 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
514 ordering ops from earlier change.
516 2005-03-07 Per Bothner <per@bothner.com>
518 Various fixes to allow us to again build if --enable-mapped-location:
519 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
520 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
521 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
522 local variable loc. Change logic appropriately.
523 * tree-vect-transform.c (vect_finish_stmt_generation): Use
524 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
525 * c-parser.c (c_parser_for_statement): Initialize loc variable.
526 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
527 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
529 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
531 PR rtl-optimization/19683
532 * reload1.c (choose_reload_regs): Pass the number of bits, not the
533 number of bytes, to smallest_int_for_mode. Fix arguments to
534 REG_CANNOT_CHANGE_MODE_P.
536 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
538 * reorg.c (relax_delay_slots): Check that the jump is
539 conditional before trying to invert it.
541 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
543 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
546 * calls (stack_arg_under_construction): Make it static.
548 * flow.c (regs_live_at_setjmp): Make it static.
549 * flow.h: Remove the corresponding prototype.
551 * reload1.c (reload_startobj, reload_firstobj,
552 something_needs_operands_changed, reload_inherited,
553 reload_inheritance_insn, reload_override_in,
554 reload_spill_index): Make them static.
556 * recog.c (verify_changes): Make it static.
557 * recog.h: Remove the corresponding prototype.
559 * cfgbuild.c (find_sub_basic_blocks): Remove.
560 * basic-block.h: Remove the corresponding prototype.
561 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
563 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
565 * tree-ssa-operands.c (check_build_stmt): Remove.
567 * stor-layout.c (set_alignment): Remove.
568 * tree.h: Remove the corresponding prototype.
570 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
572 * tree-ssa-dce.c (control_dependence_map,
573 visited_control_parents): Make them static.
575 * cfghooks.c (verify_flow_info): Remove local variable
578 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
581 * loop-unswitch.c (unswitch_loop): Remove local variable src.
583 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
585 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
587 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
589 * config/ia64/hpux.h (LINK_SPEC): Add -z.
590 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
591 PARALLEL for an empty structure.
593 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
595 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
597 * fold-const.c (fold_binary): Unroll the very first "for"
600 2005-03-06 David Edelsohn <edelsohn@gnu.org>
602 * config/rs6000/predicates.md (branch_comparison_operator): Remove
603 redundant match_code test.
604 (scc_comparison_operator): Swap match_operand and match_code
606 (branch_positive_comparison_operator): Same.
607 (trap_comparison_operator): Use comparison_operator and swap with
610 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
613 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
614 (out_movhi_r_mr): Read low byte of volatile MEM first.
615 (out_movhi_mr_r): Write high byte of volatile MEM first.
617 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
619 * cselib.c (reg_values, reg_values_size): Make them static.
621 * cse.c (cse_reg_info_table): Make it static.
623 * fold-const.c (fold_unary): Use build1 instead of copy_node.
625 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
627 * cse.c (find_best_addr): Use canon_for_address.
629 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
631 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
632 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
633 SUBREG and MEM, respectively.
635 * fold-const.c (fold_binary): Use code instead of t.
637 * fold-const.c (optimize_minmax_comparison): Take decomposed
638 arguments code, type, op0, and op1 instead of t.
639 (fold_binary): Update a call to optimize_minmax_comparison.
641 * fold-const.c (fold_range_test): Take decomposed arguments
642 code, type, op0, and op1 instead of t.
643 (fold_binary): Update a call to fold_range_test.
645 * fold-const.c (fold_binary_op_with_conditional_arg): Take
646 decomposed arguments code, type, op0, and op1 instead of t.
647 (fold_binary): Update a call to fold_range_test.
649 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
651 * fold-const.c (fold_binary): Avoid directly using the original
652 expression t as much as possible.
654 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
656 * c-semantics.c (build_stmt): Use TYPE_P instead of
657 IS_NON_TYPE_CODE_CLASS.
658 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
659 (NON_TYPE_CHECK): Use TYPE_P instead of
660 IS_NON_TYPE_CODE_CLASS.
662 * fold-const.c (fold): Remove handling of binary expressions.
664 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
666 * doc/c-tree.texi: Wrap comments in @r{}.
667 * doc/cpp.texi: Likewise.
668 * doc/cppinternals.texi: Likewise.
669 * doc/extend.texi: Likewise.
670 * doc/md.texi: Likewise.
671 * doc/objc.texi: Likewise.
672 * doc/sourcebuild.texi: Likewise.
673 * doc/tm.texi: Likewise.
676 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
678 * predict.c (apply_return_prediction): Standardize PHI chain
680 * tree-ssa.c (ssa_redirect_edge): Likewise.
682 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
683 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
686 * tree-phinodes.c (remove_phi_node): Drop the last argument.
687 * tree-flow.h: Adjust the prototype for remove_phi_node.
688 * lambda-code.c (perfect_nestify): Adjust a call to
691 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
692 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
694 * tree-ssa-dce.c (remove_dead_phis): Likewise.
695 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
696 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
697 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
699 * combine.c (simplify_and_const_int): Use gen_int_mode instead
700 of GEN_INT (trunc_int_for_mode (...)).
701 * loop-iv.c (iv_number_of_iterations): Likewise.
702 * postreload.c (reload_cse_move2add): Likewise.
703 * simplify-rtx.c (simplify_const_unary_operation,
704 simplify_const_binary_operation): Likewise.
705 * stor-layout.c (get_mode_bounds): Likewise.
707 * fold-const.c (fold_binary): New.
708 (fold): Call fold_binary on binary expressions.
710 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
712 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
713 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
714 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
715 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
716 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
718 2005-03-04 Devang Patel <dpatel@apple.com>
720 PR tree-optimization/18815
721 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
722 loops with zero exit edges.
724 2005-03-04 Devang Patel <dpatel@apple.com>
726 * doc/invoke.texi: Remove reference to webpage that does not exist.
728 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
729 Joseph S. Myers <joseph@codesourcery.com>
732 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
733 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
734 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
735 * pa.c (get_plabel): Change argument to symbol_ref. Call
736 maybe_get_identifier instead of get_identifier.
737 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
738 (struct deferred_plabel): Replace name field with symbol field.
739 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
740 ASM_OUTPUT_EXTERNAL_REAL is defined.
741 (output_global_address): Use output_addr_const for output of all
743 (output_deferred_plabels): Use symbol_ref instead of name for address
745 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
746 ASM_OUTPUT_SYMBOL_REF): New macros.
747 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
749 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
752 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
754 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
755 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
757 2005-03-04 Jeff Law <law@redhat.com>
759 * basic-block.h (rediscover_loops_after_threading): Declare.
760 * tree-ssa-dom.c: Include cfgloop.h.
761 (tree_ssa_dominator_optimize): Discover loops and some basic
762 properties. Remove forwarder blocks recreated by loop header
763 canonicalization. Also mark backedges in the CFG.
764 * tree-ssa-threadupdate.c: Include cfgloop.h
765 (rediscover_loops_after_threading): Define.
766 (struct local_info): New field, JUMP_THREADED.
767 (prune_undesirable_thread_requests): New function.
768 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
769 then record that fact for the callers of redirct_edges.
770 (thread_block): If BB has incoming backedges, then call
771 prune_undesirable_thraed_requests. Note when we are
772 going to have to rediscover loop information. Return a
773 boolean indicating if any jumps were threaded.
774 (thread_through_all_blocks): Bubble up boolean indicating
775 if any jumps were threaded.
776 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
777 (tree-ssa-threadupdate.o): Similarly.
779 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
781 * fold-const.c (fold_ternary): Unroll the "for" loop to
784 2005-03-04 Andrew Haley <aph@redhat.com>
786 * unwind-dw2-fde-glibc.c (struct
787 unw_eh_callback_data.check_cache): New field.
788 (frame_hdr_cache): New.
789 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
790 Cache frame header info.
792 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
794 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
795 (print_c_condition): Declare.
796 * read-rtl.c (ptr_loc): New structure.
797 (ptr_locs, ptr_loc_obstack, joined_conditions)
798 (joined_conditions_obstack): New variables.
799 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
800 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
801 (join_c_conditions, print_c_condition): New functions.
802 (apply_macro_to_string): Associate the new string with the same
803 source location as the old one.
804 (add_condition_to_string): Use join_c_conditions.
805 (read_string): Use set_rtx_ptr_loc to record a filename and line
806 number for the string.
807 (read_rtx): Initialize the new variables above.
808 * genattrtab.c (write_test_expr, write_attr_value): Use
810 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
811 comment above the GCC_VERSION check.
812 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
813 Inline the definition of MAYBE_EVAL.
814 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
815 * genoutput.c (process_template): Likewise.
816 * genpreds.c (write_predicate_subfunction): Likewise.
817 (write_predicate_expr): Use print_c_condition.
818 * genrecog.c (write_cond): Likewise.
819 * gensupport.c (process_rtx): Use join_c_conditions to join the
820 conditions of a define_insn_and_split. Record a source location
821 for the string after the "&&".
822 (alter_test_for_insn): Use join_c_conditions.
824 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
827 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
828 PR tree-optimization/15784
829 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
832 2005-03-04 Ben Elliston <bje@au.ibm.com>
834 * gcc.c (option_map): Add --coverage.
835 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
836 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
837 * config/darwin.h: Pass -lgcov for `coverage'.
838 * doc/invoke.texi (Debugging Options): Document --coverage.
840 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
842 * gcse.c (bypass_block): Use find_edge wherever possible.
844 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
848 * c-opts.c (c_common_parse_file): Call start_source_file
849 and end_source_file at the approriate times.
851 * dwarf2out.c (dwarf2out_finish): Don't auto-end
852 the main file, it will be done for us now.
854 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
856 * fold-const.c (fold_ternary): New.
857 (fold): Call fold_ternary on ternary expressions. Remove
858 handling of ternary expressions.
860 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
862 PR tree-optimization/15784
863 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
866 2005-03-03 David Edelsohn <edelsohn@gnu.org>
868 * config/rs6000/predicates.md (branch_comparison_operator):
869 Convert from C block to conditional format.
871 2005-03-03 Jan Hubicka <jh@suse.cz>
873 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
874 and non-constant public variables.
876 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
878 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
881 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
884 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
885 calls to release_ssa_name and release_phi_node.
887 * fold-const.c (fold): Remove handling of unary expressions.
889 * fold-const.c (fold_unary): Avoid directly using the original
890 expression t as much as possible.
892 2005-03-03 Roger Sayle <roger@eyesopen.com>
893 Andrew Pinski <pinskia@physics.uc.edu>
895 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
896 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
898 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
900 Describe special registers SRP and MOF as allocatable registers.
901 * config/cris/cris.c (cris_md_asm_clobbers): New function.
902 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
903 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
904 TARGET_HAS_MUL_INSNS.
905 (cris_print_operand) <case 'd'>: New case.
906 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
907 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
909 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
910 (REG_ALLOC_ORDER): Update for MOF.
911 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
913 (GENERAL_REGS): No longer a define of ALL_REGS.
914 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
915 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
917 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
918 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
919 (SECONDARY_RELOAD_CLASS): Define.
920 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
921 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
922 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
923 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
924 (REGISTER_MOVE_COST): Define.
925 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
926 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
927 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
928 (CRIS_MOF_REGNUM): New define_constants.
929 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
931 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
933 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
934 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
935 Adjust for MOF being properly described as a register.
936 (indir_to_reg_split): Name this split. Conditionalize on the
937 destination register being a general register.
938 (movei): Conditionalize on on operands 0 and 1 having the same
941 2005-03-03 Alan Modra <amodra@bigpond.net.au>
944 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
945 -mcpu to override any other explicitly given flags.
947 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
949 * recog.c (verify_changes, confirm_change_group): New functions,
950 broken out of apply_change_group.
951 (apply_change_group): Use them.
952 * recog.h (verify_change, confirm_change_group): Declare.
953 * rtl.h (redirect_jump_2): Declare.
954 * jump.c (redirect_exp, invert_exp): Delete.
955 (invert_exp_1): Take second parameter. Return value. Changed caller.
956 (redirect_jump_2): New function, broken out of redirect_jump.
957 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
958 (invert_jump): Use invert_jump_1 and redirect_jump_2.
959 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
961 2005-03-02 Geoffrey Keating <geoffk@apple.com>
963 * varasm.c (named_section): Use xstrdup rather than doing it by
966 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
968 2005-03-02 Devang Patel <dpatel@apple.com>
970 Undo PR tree-optimization/18815 fix.
972 2005-03-02 Devang Patel <dpatel@apple.com>
974 PR tree-optimization/18815
975 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
976 loops with zero exit edges.
978 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
980 * cfg.c (connect_src, connect_dest, disconnect_src,
981 disconnct_dest): New.
982 (unchecked_make_edge, remove_edge, redirect_edge_succ,
983 redirect_edge_pred): Use the new functions.
985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
986 free_dominance_info only when needed.
988 2005-03-02 David Edelsohn <edelsohn@gnu.org>
991 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
992 (reg_or_sub_cint64_operand): Same.
994 2005-03-02 Jeff Law <law@redhat.com>
996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
997 CFG_ALTERED in the main DOM iteration loop.
999 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1002 * varasm.c (initializer_constant_valid_p): Allow conversions
1003 between OFFSET_TYPEs. Tidy.
1005 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1007 * config/cris/cris.md ("return"): Remove epilogue delay list
1010 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1012 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1014 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1016 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1018 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1019 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1020 config/m68k/m68k.c, config/mips/mips.h,
1021 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1022 doc/include/gcc-common.texi: Update copyright.
1024 PR middle-end/18029 and PR middle-end/18030
1025 * expr.c (optimize_bitfield_assignment_op): Add a special case
1026 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1028 * fold-const.c (fold_unary): New.
1029 (fold): Call fold_unary on unary expressions.
1031 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1033 * cgraph.h (struct cgraph_edge): Add prev_caller and
1035 (cgraph_node_remove_callees): Export.
1036 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1038 (cgraph_edge_remove_callee): New function.
1039 (cgraph_edge_remove_caller): Likewise.
1040 (cgraph_remove_edge): Use.
1041 (cgraph_redirect_edge_callee): Likewise.
1042 (cgraph_node_remove_callees): New function.
1043 (cgraph_node_remove_callers): Likewise.
1044 (cgraph_remove_node): Use.
1045 * tree-optimize.c (tree_rest_of_compilation): Use
1046 cgraph_node_remove_callees instead of manual loop.
1047 * cgraphunit.c (cgraph_finalize_function): Likewise.
1048 (cgraph_expand_function): Likewise.
1049 (cgraph_remove_unreachable_nodes): Likewise.
1051 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1054 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1056 * c-decl.c (undeclared_variable): Take location as argument.
1057 * c-typeck.c (build_external_ref): Likewise.
1058 * c-parser.c (c_parser_postfix_expression): Pass location of
1059 identifier to build_external_ref.
1061 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1063 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1064 CCEQ mode for branch_positive_comparison_operator test.
1065 * config/rs6000/predicates (branch_comparison_operator): Revert to
1067 (scc_comparison_operator): Same.
1068 (branch_positive_comparison_operator): Same.
1070 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1072 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1073 (cris_delay_slots_for_epilogue): Remove.
1074 (save_last): Move into cris_target_asm_function_epilogue.
1075 (cris_target_asm_function_epilogue): Remove tests for file being
1077 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1078 (cris_delay_slots_for_epilogue): Remove prototypes.
1079 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1080 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1082 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1084 * config/rs6000/predicates.md (branch_comparison_operator): Change
1085 to define_special_predicate.
1086 (scc_comparison_operator): Same.
1087 (branch_positive_comparison_operator): Same.
1089 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1091 * Makefile.in (tree-ssa-sink.o): New.
1092 (OBJS-common): Add tree-ssa-sink.o.
1093 * common.opt: Add -ftree-sink
1094 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1095 * timevar.def (TV_TREE_SINK): new timevar.
1096 * tree-flow.h (is_hidden_global_store): Prototype.
1097 * tree-optimize.c (init_tree_optimization_passes): Add
1099 * tree-pass.h (pass_sink_code): New.
1100 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1101 for non-obvious global store store to is_hidden_global_store, and
1102 call that new function.
1103 * tree-ssa-sink.c: New file.
1104 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1105 * doc/passes.texi: Document forward store motion.
1106 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1107 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1108 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1109 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1111 2005-03-01 Per Bothner <per@bothner.com>
1113 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1114 and we have a non-zero column-number, add it to the message.
1115 Also factor out the diagnostic_kind_text.
1117 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1119 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1120 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1121 flow_loop_scan): Removed.
1122 (flow_loop_dump): Do not dump removed fields.
1123 (flow_loop_free): Do not free removed fields.
1124 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1125 (loop_exit_edge_p): New function.
1126 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1127 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1128 num_exits, exits_doms.
1129 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1130 LOOP_EDGES, LOOP_ALL): Removed.
1131 (flow_loop_scan): Declaration removed.
1132 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1133 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1135 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1136 (if_convert): Call flow_loops_find and flow_loops_free
1137 when calling mark_loop_exit_edges.
1138 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1139 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1140 free_dominance_info calls.
1141 * loop-init.c (flow_loops_find): Ditto.
1142 * passes.c (rest_of_handle_branch_prob): Ditto.
1143 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1144 * loop-unroll.c (analyze_insns_in_loop): Do not use
1146 * predict.c (predict_loops): Do not call flow_loop_scan.
1147 Use get_loop_exit_edges.
1148 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1149 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1150 Do not use EDGE_LOOP_EXIT.
1151 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1152 to bb_with_exit_edge_p.
1153 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1154 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1155 to bb_with_exit_edge_p.
1156 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1158 * tree-loop-linear.c (linear_transform_loops): Do not call
1159 flow_loop_scan. Use loop->single_exit.
1160 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1161 (vect_analyze_loop_form): Do not call flow_loop_scan.
1162 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1164 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1166 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1167 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1168 slpeel_tree_duplicate_loop_to_edge_cfg,
1169 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1170 Use loop_preheader_edge and loop->single_exit. Do not call
1173 2005-03-01 Nick Clifton <nickc@redhat.com>
1175 * config/arm/arm.c (thumb_find_work_register): Check all of the
1176 argument registers to see if they are free, and a couple of
1177 special cases where the last argument register but can be proved
1178 to be available during the function's prologue.
1179 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1180 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1181 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1183 (thumb_compute_save_reg_mask): Likewise. Also use
1184 thumb_find_work_register() to ensure that there is agreement about
1185 which work register is going to be used in the prologue.
1186 (thumb_output_function_prologue): Use unsigned long as the type
1187 for the register bit-mask. Also delay pushing the link register if
1188 other high registers are going to be pushed.
1189 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1190 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1191 redundant prototypes.
1193 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1196 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1197 and after reload in REG+REG indexed addresses without REG_POINTER
1198 set in the base and not set in the index.
1200 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1202 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1203 Don't undefine here.
1204 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1205 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1206 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1207 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1208 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1210 * config.gcc (sh*-*-linux*): Use config/linux.h.
1212 2005-02-28 Dale Johannesen <dalej@apple.com>
1213 Stan Shebs <shebs@apple.com>
1215 Rewrite of 64-bit Darwin structure-by-value pass/return.
1216 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1217 intoffset, use_stack, named.
1218 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1219 (rs6000_darwin64_record_arg_advance_flush): New.
1220 (rs6000_darwin64_record_arg_advance_recurse): New.
1221 (rs6000_darwin64_record_arg_flush): New.
1222 (rs6000_darwin64_record_arg_recurse): New.
1223 (rs6000_darwin64_record_arg): New.
1224 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1225 (function_arg_boundary): Handle 128-bit aligned structs.
1226 (function_arg_advance): Rewrite darwin64 struct handling.
1227 (function_arg): Call rs6000_darwin64_record_arg.
1228 (function_arg_partial_nregs): Handle darwin64 structs.
1229 (rs6000_darwin64_function_value): Remove.
1230 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1232 2005-02-28 Roger Sayle <roger@eyesopen.com>
1234 PR tree-optimization/20216
1235 * tree-chrec.c (tree_fold_factorial): Delete.
1236 (tree_fold_binomial): Change argument list to take a return type
1237 and change the type of K to unsigned int. Rewrite to avoid explicit
1238 evaluation of factorials, and (recursively) calling fold to perform
1239 compile-time arithmetic. Return NULL on (internal) overflow.
1240 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1241 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1242 if any intermediate calculation overflows.
1243 (chrec_apply): Update call to chrec_evaluate.
1245 2005-02-28 James E Wilson <wilson@specifixinc.com>
1247 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1249 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1252 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1253 instead of NULL_TREE on error.
1255 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1257 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1258 (EASY_VECTOR_15_ADD_SELF): Remove.
1259 (num_insns_constant_wide): Not static.
1260 (validate_condition_mode): Not static.
1261 (toc_relative_expr_p): Not static.
1262 (legitimate_indirect_address_p): Not static.
1263 (macho_lo_sum_memory_operand): Not static.
1264 (invalid_e500_subreg): Not static.
1265 (easy_vector_same): Not static.
1266 (easy_vector_splat_const): Not static.
1267 (RS6000_SYMBOL_REF_TLS_P): Remove.
1268 (any_operand): Delete.
1269 (any_parallel_operand): Delete.
1270 (count_register_operand): Delete.
1271 (altivec_register_operand): Delete.
1272 (xer_operand): Delete.
1273 (s8bit_cint_operand): Delete.
1274 (short_cint_operand): Delete.
1275 (u_short_cint_operand): Delete.
1276 (non_short_cint_operand): Delete.
1277 (exact_log2_cint_operand): Delete.
1278 (gpc_reg_operand): Delete.
1279 (cc_reg_operand): Delete.
1280 (cc_reg_not_cr0_operand): Delete.
1281 (reg_or_short_operand): Delete.
1282 (reg_or_neg_short_operand): Delete.
1283 (reg_or_aligned_short_operand): Delete.
1284 (reg_or_u_short_operand): Delete.
1285 (reg_or_cint_operand): Delete.
1286 (reg_or_arith_cint_operand): Delete.
1287 (reg_or_add_cint64_operand): Delete.
1288 (reg_or_sub_cint64_operand): Delete.
1289 (reg_or_logical_cint_operand): Delete.
1290 (got_operand): Delete.
1291 (got_no_const_operand): Delete.
1292 (easy_fp_constant): Delete.
1293 (easy_vector_constant): Delete.
1294 (easy_vector_constant_add_self): Delete.
1295 (zero_constant): Delete.
1296 (zero_fp_constant): Delete.
1297 (volatile_mem_operand): Delete.
1298 (offsettable_mem_operand): Delete.
1299 (mem_or_easy_const_operand): Delete.
1300 (add_operand): Delete.
1301 (non_add_cint_operand): Delete.
1302 (logical_operand): Delete.
1303 (non_logical_cint_operand): Delete.
1304 (mask_operand): Delete.
1305 (mask_operand_wrap): Delete.
1306 (mask64_operand): Delete.
1307 (mask64_2_operand): Delete.
1308 (and64_operand): Delete.
1309 (and64_2_operand): Delete.
1310 (and_operand): Delete.
1311 (reg_or_mem_operand): Delete.
1312 (lwa_operand): Delete.
1313 (symbol_ref_operand): Delete.
1314 (call_operand): Delete.
1315 (current_file_function_operand): Delete.
1316 (input_operand): Delete.
1317 (rs6000_nonimmediate_operand): Delete.
1318 (rs6000_tls_symbol_ref): Delete.
1319 (save_world_operation): Delete.
1320 (restore_world_operation): Delete.
1321 (load_multiple_operation): Delete.
1322 (store_multiple_operation): Delete.
1323 (vrsave_operation): Delete.
1324 (mfcr_operation): Delete.
1325 (mtcrf_operation): Delete.
1326 (lmw_operation): Delete.
1327 (stmw_operation): Delete.
1328 (branch_comparison_operator): Delete.
1329 (branch_positive_comparison_operator): Delete.
1330 (scc_comparison_operator): Delete.
1331 (trap_comparison_operator): Delete.
1332 (boolean_operator): Delete.
1333 (boolean_or_operator): Delete.
1334 (min_max_operator): Delete.
1335 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1336 (EASY_VECTOR_15): Moved to here.
1337 (EASY_VECTOR_15_ADD_SELF): Move to here.
1338 (PREDICATE_CODES): Delete.
1339 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1340 Declare functions no longer static.
1341 * config/rs6000/predicates.md: New.
1342 * config/rs6000/rs6000.md: Include predicates.md
1344 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1346 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1347 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1349 * cfgrtl.c (need_fake_edge_p): Likewise.
1350 * combine.c (distribute_notes): Likewise.
1351 * emit-rtl.c (try_split): Likewise.
1352 * recog.c (peephole2_opimize): Likewise.
1353 * reg-notes.def (ALWAYS_RETURN): Remove.
1354 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1355 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1356 * tree.h (ECF_ALWAYS_RETURN): Remove.
1358 2005-02-28 Roger Sayle <roger@eyesopen.com>
1361 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1362 between different machine modes is never a "useless" conversion.
1364 2005-02-28 Geert Bosch <bosch@gnat.com>
1367 * doc/contrib.texi: List contributors for Ada front end
1369 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1371 * simplify-rtx.c (simplify_unary_operation_1,
1372 simplify_const_unary_operation): New, extracted from...
1373 (simplify_unary_operation): ... this one.
1374 (simplify_binary_operation_1,
1375 simplify_const_binary_operation): New, extracted from...
1376 (simplify_binary_operation): ... this one.
1377 * rtl.h (simplify_const_unary_operation,
1378 simplify_const_binary_operation): Add prototypes.
1380 2005-02-28 Julian Brown <julian@codesourcery.com>
1382 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1383 building libjava and caused PR regression/20228.
1385 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1388 * Makefile.in (host_subdir): New.
1389 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1390 * configure: Regenerate.
1392 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1394 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1395 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1396 installation directory first.
1398 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1401 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1402 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1403 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1404 * config/cris/cris.md: Tweak comments referring to Q.
1405 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1406 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1407 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1408 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1409 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1410 Insert spaces in constraints to align alternatives vertically for
1412 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1415 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1417 PR rtl-optimization/17728
1418 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1419 operand 0 from general_operand to move_dest_operand.
1421 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1423 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1424 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1425 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1426 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1428 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1430 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1431 * configure: Regenerate.
1432 * libada-mk.in: Remove CC; rename
1433 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1435 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1438 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1439 for the lhs, also walk over the tree. Likewise for rhs.
1441 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1443 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1444 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1445 Do not propagate value of iv before increment over the increment.
1447 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1449 * c-parser.c: New file.
1450 * c-parse.in: Remove.
1451 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1453 (c-parser.o): Add dependencies.
1454 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1455 maintainer-clean, TAGS): Update.
1456 * c-config-lang.in (gtfiles): Update.
1457 * gengtype-lex.l: Don't handle "@@".
1458 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1459 objc_build_synchronized, objc_begin_try_stmt,
1460 objc_begin_catch_clause, objc_finish_catch_clause,
1461 objc_build_finally_clause, objc_finish_try_stmt): New.
1462 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1464 (c_parse_init): Update comment.
1465 * c-decl.c (c_init_decl_processing): Update comment.
1466 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1467 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1468 new c_declspecs members.
1470 2005-02-25 Julian Brown <julian@codesourcery.com>
1472 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1473 from being used for symbols with vague linkage when
1474 HAVE_GAS_COMDAT_GROUP is true.
1476 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1478 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1480 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1483 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1484 (LIBGCC2_HAS_DF_MODE): New.
1485 (LIBGCC2_HAS_XF_MODE): New.
1486 (LIBGCC2_HAS_TF_MODE): New.
1487 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1488 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1489 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1490 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1491 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1492 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1493 and add _fixtfdi, _fixunstfdi, _floatditf
1494 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1495 L_fixunstfdi, L_floatditf.
1496 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1497 (LIBGCC2_HAS_TF_MODE): Define.
1499 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1501 PR tree-optimization/20204
1502 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1503 REWRITE_THIS_STMT markers on PHI nodes.
1504 (rewrite_initialize_block): Likewise.
1506 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1508 * version.c (version_string): Update to 4.1.
1510 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1512 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1513 Clarify that the alternative way doesn't work in GNU C++.
1515 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1517 PR tree-optimization/19937
1518 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1519 to the type of the induction variable.
1521 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1523 PR rtl-optimization/20117
1524 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1525 the block including noncopyable insn.
1527 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1529 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1530 calls to find_reg_note.
1532 2005-02-24 Richard Henderson <rth@redhat.com>
1535 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1538 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1540 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1541 vector types if to use base reg for misaligned non-word ld/std.
1543 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1546 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1547 dwarf2 label manually and put it after, not before the prologue.
1549 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1552 * reload.c (operands_match_p): Only increment register number for
1553 SCALAR_INT_MODE_P modes in multiple hard registers.
1555 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1558 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1560 * ChangeLog.5: Fix log message typo(s).
1561 * ChangeLog.7: Likewise.
1562 * ChangeLog.tree-ssa: Likewise.
1563 * cfgexpand.c: Fix comment typo(s).
1564 * conflict.c: Likewise.
1565 * defaults.h: Likewise.
1566 * dwarf2out.c: Likewise.
1568 * ggc-page.c: Likewise.
1569 * tree-eh.c: Likewise.
1570 * tree-ssa-dom.c: Likewise.
1572 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1575 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1576 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1577 if SHARED is defined.
1580 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1581 allow splitting only if operands 0 and 3 don't overlap.
1583 2005-02-24 Richard Henderson <rth@redhat.com>
1586 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1587 (fold_builtin_1): Call them.
1588 * fold-const.c (fold_complex_mult_parts): Split out from ...
1589 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1590 (fold_complex_div_parts, fold_complex_div): New.
1592 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1594 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1596 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1597 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1599 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1600 (print_node): Likewise.
1601 Print TYPE_SIZES_GIMPLIFIED.
1603 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1605 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1606 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1607 operands as commutative in constraints.
1609 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1611 * tree-into-ssa.c: Re-organize internal functions.
1613 2005-02-24 Richard Henderson <rth@redhat.com>
1616 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1618 * common.opt (fcx-limited-range): New.
1619 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1620 * toplev.c (flag_complex_method): Initialize to 1.
1621 (process_options): Set flag_complex_method to 0 if
1622 flag_cx_limited_range.
1623 * doc/invoke.texi (-fcx-limited-range): New.
1625 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1627 * cse.c (delete_trivially_dead_insns): Speed up by using
1628 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1631 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1633 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1634 functions when -mid-shared-library is being used.
1636 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1638 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1639 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1640 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1641 * system.h: Poison LINK_LIBGCC_SPECIAL.
1643 2005-02-23 James E Wilson <wilson@specifixinc.com>
1645 * gengtype.c (note_insn_name): Make 1 element larger.
1647 2005-02-23 Roger Sayle <roger@eyesopen.com>
1650 PR rtl-optimization/20097
1651 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1652 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1654 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1656 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1657 * t-aix52 (SHLIB_INSTALL): Same.
1659 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1661 * genpreds.c: Update copyright.
1663 2005-02-23 Michael Beach <michaelb@ieee.org>
1666 * config/sparc/t-elf (startup files): Assemble with CPP.
1668 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1670 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1671 (write_predicate_expr): Likewise.
1673 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1675 PR tree-optimization/20100
1676 PR tree-optimization/20115
1677 * tree-optimize.c (init_tree_optimization_passes): Remove
1678 pass_maybe_create_global_var.
1679 * tree-pass.h (pass_maybe_create_global_var): Remove.
1680 * tree-ssa-alias.c (aliases_computed_p): Declare.
1681 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1682 (count_calls_and_maybe_create_global_var): Remove.
1683 (pass_maybe_create_global_var): Remove.
1684 (init_alias_info): Do not declare aliases_computed_p.
1685 (maybe_create_global_var): If the function contains no
1686 call-clobbered variables and a mix of pure/const and regular
1687 function calls, create .GLOBAL_VAR.
1688 Mark all call-clobbered variables for renaming.
1689 (merge_pointed_to_info): Update comment.
1690 (add_pointed_to_var): Likewise.
1691 (is_escape_site): Likewise.
1692 Accept struct alias_info * instead of size_t *.
1694 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1696 * tree-ssa-operands.c (get_call_expr_operands): If
1697 ALIASES_COMPUTED_P is false, do not add call-clobbering
1699 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1700 (delete_tree_ssa): Likewise.
1702 2005-02-22 James E Wilson <wilson@specifixinc.com>
1704 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1705 (do_compile): Do call it here.
1707 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1709 PR rtl-optimization/20017.
1710 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1711 rest_of_handle_cse2, rest_of_handle_gcse): Call
1712 delete_dead_jumptables immediately before calling cleanup_cfg.
1714 2005-02-22 Devang Patel <dpatel@apple.com>
1717 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1720 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1722 * config/rs6000/aix.h (WINT_TYPE): Define.
1724 2005-02-22 Stan Shebs <shebs@apple.com>
1726 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1727 natural alignment for 64-bit Darwin.
1728 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1730 * doc/invoke.texi: Document this.
1732 2005-02-22 DJ Delorie <dj@redhat.com>
1734 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1735 to make_[un]signed_type, not the mode itself.
1737 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1739 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1740 not available. Use tail calls wherever possible.
1741 (make_edge): Call unchecked_make_edge to create an edge.
1743 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1744 (coalesce_ssa_name): Don't check for
1745 SSANORM_USE_COALESCE_LIST.
1746 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1748 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1750 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1751 (rewrite_into_ssa): ... here.
1753 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1755 PR tree-optimization/19786
1756 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1757 tag to another's may-alias bitmap when adding to the other's list.
1759 2005-02-21 DJ Delorie <dj@redhat.com>
1761 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1762 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1763 registers in unsupported ways.
1764 * expmed.c (init_expmed): Likewise.
1766 2005-02-21 Stan Cox <scox@redhat.com>
1768 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1770 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1772 * tree-cfg.c (fold_cond_expr_cond): New.
1773 (make_edges): Call fold_cond_expr_cond.
1774 (find_taken_edge): Accept nothing but INTEGER_CST.
1775 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1777 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1779 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1780 that do not belong to any basic block.
1782 2005-02-21 Jeff Law <law@redhat.com>
1784 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1787 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1789 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1790 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1791 Adjust their definitions.
1792 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1793 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1795 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1796 genautomata.c, langhooks.c, langhooks.h, system.h,
1797 config/arm/lib1funcs.asm: Update copyright.
1799 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1801 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1803 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1806 * doc/install.texi: Document --with-gc.
1808 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1810 * simplify-rtx.c (simplify_unary_operation): Add a missing
1813 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1815 PR tree-optimization/18663
1816 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1817 if the type has variable bounds.
1819 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1821 * gcse.c: Remove an obsolete comment.
1823 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1825 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1827 * doc/extend.texi (Function Attributes) <Attribute const>: The
1828 attribute "pure" is below this text, not above.
1830 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1832 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1833 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1834 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1836 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1839 * langhooks.h (struct lang_hooks): Add to_target_charset.
1840 * langhooks.c (lhd_to_target_charset): New function.
1841 * langhooks-def.h: Declare lhd_to_target_charset.
1842 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1843 (LANG_HOOKS_INITIALIZER): Update.
1844 * c-common.c (c_common_to_target_charset): New function.
1845 * c-common.h: Declare it.
1846 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1847 c_common_to_target_charset.
1849 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1850 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1852 * system.h: Poison them.
1853 * doc/tm.texi: Don't discuss them.
1854 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1855 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1856 (pp_c_char): Do not attempt to generate letter escapes for
1858 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1859 * config/mips/mips.c (mips_output_ascii): Likewise.
1861 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1863 PR tree-optimization/19951
1864 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1867 2005-02-19 Steven Bosscher <stevenb@suse.de>
1870 * function.h (struct function): New field `max_loop_depth'.
1871 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1872 (flow_loops_find): Reset the max loop depth count before finding loops.
1873 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1874 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1875 (calculate_global_regs_live): Make sure the loop will terminate
1876 when the initial sets are not empty.
1878 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1880 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1882 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1884 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1887 * doc/invoke.texi: Remove documentation of %M spec.
1889 (init_spec): Remove %M suffix from -lgcc_s.
1890 (do_spec_1): Remove 'M' case.
1891 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1892 to put shared libraries in the multilib directory. Remove the
1893 shlib_so_soname substitution variable. Don't add a multilib encoding
1894 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1895 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1896 SHLIB_INSTALL as well as SHLIB_LINK.
1897 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1898 (SHLIB_NAME): Delete.
1899 (SHLIB_DIR): New macro.
1900 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1901 (SHLIB_INSTALL): Adjust accordingly.
1902 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1903 * config/t-slibgcc-sld: Likewise.
1904 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1905 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1906 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1908 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1909 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1910 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1911 Use @shlib_base_name@ instead of @shlib_so_name@.
1912 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1913 and @shlib_base_name@.so in @multilib_dir@.
1914 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1915 to the install path.
1916 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1917 (SHLIB_LINK): Remove previous workaround.
1918 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1919 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1920 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1922 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1923 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1924 (SHLIB_INSTALL): Adjust accordingly.
1925 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1926 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1927 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1928 config/t-slibgcc-elf-ver.
1930 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1931 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/19828
1934 * tree-ssa-loop-im.c: Add a TODO comment.
1935 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1936 without side-effects.
1938 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1940 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1943 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1945 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1946 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1947 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1949 (ia64_reorg): Delete fixup_errata call.
1950 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1951 (TARGET_SWITCHES): Delete -mb-step entry.
1953 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1956 * c-typeck.c (composite_type): Handle quals in transparent unions.
1957 (type_lists_compatible_p): Likewise.
1959 2005-02-18 Stan Shebs <shebs@apple.com>
1961 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1962 expressions in the .literal8 section.
1964 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1966 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1968 2005-02-18 Roger Sayle <roger@eyesopen.com>
1970 * fold-const.c (constant_boolean_node): Always create values of the
1971 specified type, don't bother calling truthvalue_conversion.
1973 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1975 * except.c (output_function_exception_table): Call
1976 assemble_external_libcall (eh_personality_libfunc).
1978 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1981 * config/ia64/ia64.h (struct machine_function): Add state_num.
1982 * config/ia64/ia64.c (process_epilogue,
1983 process_for_unwind_directive): Use new unwind state numbers each
1984 time rather than state 1.
1986 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1989 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1990 before the "*llgt_didi" pattern.
1992 2005-02-18 Jason Merrill <jason@redhat.com>
1994 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1996 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1998 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1999 (div0): Use it in place of ARM_FUNC_ALIAS.
2000 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2002 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2005 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2006 access, the lower bound of the array type if it exists.
2008 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2011 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2012 cases that are out-of-range for the index type.
2014 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2016 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2017 (estimate_case_costs): Don't call convert.
2018 * expmed.c (expand_shift): Likewise.
2019 (make_tree): Call fold_convert instead of convert.
2021 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2024 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2025 that ref to be marked MEM_READONLY_P doesn't have base that needs
2028 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2030 * genautomata.c (output_get_cpu_unit_code_func,
2031 output_cpu_unit_reservation_p): Don't generate old-style function
2034 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2037 PR tree-optimization/20009
2038 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2040 PR tree-optimization/18947
2041 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2042 inline, remove all nodes that are inlined into the extern inline
2045 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2047 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2048 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2049 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2050 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2053 2005-02-17 Roger Sayle <roger@eyesopen.com>
2055 PR tree-optimization/19917
2056 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2057 to be potentially trapping.
2059 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2061 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2063 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2065 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2066 tem becomes a local variable which is set to the value of the
2067 back end defined INITIAL_FRAME_ADDRESS macro.
2068 (expand_builtin_frame_address): Omit the base parameter to
2069 expand_builtin_return_addr.
2070 (expand_builtin_profile_func): Likewise.
2071 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2072 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2073 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2075 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2077 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2078 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2079 * config/frv/frv.c (frv_function_epilogue): Likewise.
2081 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2083 * lambda-code (perfect_nestify): Remove mark/unmark
2085 * tree-loop-linear.c (linear_transform_loops): Add
2086 rewrite_into_ssa call so that ssa is correct for
2087 rewriting into loop closed.
2089 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2091 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2092 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2094 * bt-load.c (btr_def_live_range, combine_btr_defs,
2095 migrate_btr_def, migrate_btr_defs): Likewise.
2096 * cfgcleanup.c (thread_jump): Likewise.
2097 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2098 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2099 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2100 df_rd_local_compute, df_reg_info_compute): Likewise.
2101 * dominance.c (init_dom_info, free_dom_info): Likewise.
2102 * flow.c (init_propagate_block_info,
2103 free_propagate_block_info): Likewise.
2104 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2105 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2106 modify_reg_pav): Likewise.
2107 * loop-invariant.c (find_defs, find_invariant_insn,
2108 find_invariants, free_inv_motion_data): Likewise.
2109 * predict.c (tree_predict_by_opcode,
2110 estimate_bb_frequencies): Likewise.
2111 * stmt.c (expand_case): Likewise.
2112 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2113 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2114 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2115 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2116 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2117 rewrite_ssa_into_ssa): Likewise.
2118 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2119 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2120 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2121 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2122 * tree-sra.c (tree_sra): Likewise.
2123 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2124 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2125 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2126 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2127 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2130 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2131 calculate_live_on_entry, calculate_live_on_exit,
2132 build_tree_conflict_graph): Likewise.
2133 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2134 record_important_candidates, set_use_iv_cost, find_depends,
2135 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2136 tree_ssa_iv_optimize_finalize): Likewise.
2137 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2138 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2139 tree_duplicate_loop_to_header_edge): Likewise.
2140 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2141 * tree-ssa.c (verify_flow_insensitive_alias_info,
2142 verify_name_tags, verify_ssa, init_tree_ssa,
2143 delete_tree_ssa): Likewise.
2144 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2145 fini_ssanames): Likewise.
2146 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2148 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2150 * config/rs6000/t-rtems: Completely reworked.
2152 2005-02-17 Ira Rosen <irar@il.ibm.com>
2154 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2156 2005-02-17 Ira Rosen <irar@il.ibm.com>
2158 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2159 POINTER_TYPE_P when checking that type is a pointer.
2160 (vect_get_memtag): Remove.
2161 (vect_address_analysis): Use POINTER_TYPE_P. Call
2162 vect_object_analysis with dummy parameter for memtag.
2163 (vect_object_analysis): Extract memtag (functionality that
2164 used to be in vect_get_memtag and moved here). Fix printings.
2165 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2166 with correct parameters. Remove call to vect_get_memtag.
2168 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2170 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2171 (tree-vectorizer.o): Added missing dependencies.
2173 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2175 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2176 declaration in tree-vectorizer.c, now has an extern declaration in
2178 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2179 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2180 get_vectype_for_scalar_type, vect_is_simple_use,
2181 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2182 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2183 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2184 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2185 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2186 find_loop_location): Likewise.
2188 * tree-vectorizer.c (langhooks.h): #include removed.
2189 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2190 moved to tree-vectorized.h.
2191 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2192 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2193 get_vectype_for_scalar_type, vect_is_simple_use,
2194 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2195 vect_supportable_dr_alignment, new_loop_vec_info,
2196 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2197 vect_set_verbosity_level, find_loop_location): Likewise.
2199 (vect_analyze_loop): Function externalized. Declaration moved to
2200 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2201 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2202 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2203 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2204 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2205 vect_enhance_data_refs_alignment, vect_analyze_operations,
2206 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2207 vect_stmt_relevant_p, vect_get_loop_niters,
2208 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2209 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2210 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2211 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2212 vect_get_memtag): Likewise.
2214 (vectorizable_load): Function externalized. Declaration moved to
2215 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2216 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2217 vect_transform_loop): Likewise.
2218 (vect_transform_stmt): Moved to tree-vect-transform.c.
2219 (vect_align_data_ref, vect_create_destination_var,
2220 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2221 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2222 vect_get_vec_def_for_operand, vect_init_vector,
2223 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2224 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2225 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2226 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2227 vect_do_peeling_for_loop_bound): Likewise.
2229 * tree-vect-analyze.c: New file.
2230 * tree-vect-transform.c: New file.
2232 2005-02-17 Jason Merrill <jason@redhat.com>
2234 PR mudflap/19319, c++/19317
2235 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2238 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2240 * doc/install.texi (Specific): Update link for Darwin-specific
2243 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2245 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2246 constant_boolean_node.
2248 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2251 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2252 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2254 2005-02-16 Richard Henderson <rth@redhat.com>
2257 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2259 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2260 replace uses with Wtype_MAXp1_F.
2261 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2262 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2263 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2264 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2265 and HAVE_TFMODE as appropriate.
2266 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2267 (__floatdisf): Likewise.
2268 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2269 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2270 (Wtype_MAXp1_F): New.
2271 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2272 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2274 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2277 * arm.c (arm_apply_result_size): New function.
2278 * arm.h (APPLY_RESULT_SIZE): Define.
2279 * arm-protos.h (arm_apply_result_size): Add prototype.
2280 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2281 (movxf): New expand.
2282 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2283 (call_value_symbol): Remove predicate for operand 0.
2284 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2285 (untyped_call): Rework to correclty return values for any type.
2286 (untyped_return): New expand.
2287 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2289 2005-02-16 Stan Shebs <shebs@apple.com>
2291 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2292 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2294 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2296 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2297 configure settings on Solaris 7 and later.
2299 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2301 PR tree-optimization/19865
2302 * tree-optimize.c (init_tree_optimization_passes): Run
2303 pass_may_alias after pass_sra.
2305 2005-02-16 Richard Henderson <rth@redhat.com>
2306 Stuart Hastings <stuart@apple.com>
2309 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2310 Do nothing if debug info suppressed for this function.
2311 (dbxout_begin_function): Early exit if debug info suppressed for
2314 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2317 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2319 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2321 PR tree-optimization/19967
2322 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2323 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2324 argument TYPE. Adjust calls to fold_builtin_XXX.
2325 (expand_builtin, fold_builtin_1): Adjust calls to
2327 (fold_builtin_strchr, fold_builtin_strpbrk,
2328 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2329 result to a requested type TYPE.
2331 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2334 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2335 (T)x & (T)cst if (T)cst overflows.
2336 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2337 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2339 2005-02-15 Jeff Law <law@redhat.com>
2341 * gcse.c (blocks_with_calls): New bitmap.
2342 (alloc_gcse_mem): Allocate it.
2343 (free_gcse_mem): Free it.
2344 (clear_modifY_mem_tables): Clear it.
2345 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2346 when we encounter CALL_INSNs.
2347 (compute_transp, case MEM): Handle blocks with calls separate
2348 from blocks without calls. Use bitmap iterators rather than
2351 2005-02-15 Peter O'Gorman <peter@pogma.com>
2354 * mklibgcc.in (vis_hide): Use a temporary object file, not
2357 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2360 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2361 access optimization.
2363 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2364 Alan Modra <amodra@bigpond.net.au>
2367 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2368 (_xlqsub): Rename to __gcc_qsub.
2369 (_xlqmul): Rename to __gcc_qmul.
2370 (_xlqdiv): Rename to __gcc_qdiv.
2371 Provide versioned symbol aliases with old names.
2372 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2373 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2374 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2375 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2376 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2378 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2380 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2381 Fold ~(A - 1) and ~(A + -1) to -A.
2383 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2387 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2388 config/pa/pa-host.c:pa_gt_pch_use_address.
2390 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2392 * tree-vn.c (get_value_handle): Make sure that given an
2393 is_gimple_min_invariant expression, we always return it.
2395 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2397 * passes.c (rest_of_handle_gcse): Fix a comment.
2399 2005-02-15 Jeff Law <law@redhat.com>
2401 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2403 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2404 (canon_list_insert, record_last_mem_set_info): Similarly.
2405 (clear_modify_mem_tables): Similarly.
2407 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2409 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2410 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2411 config/mips/mips.md, config/rs6000/aix.h,
2412 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2414 2005-02-15 Richard Henderson <rth@redhat.com>
2416 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2417 call to be best_edge.
2419 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2421 * basic-block.h: Adjust the prototype for find_basic_blocks.
2422 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2423 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2426 * flow.c (recompute_reg_usage): Remove all arguments.
2427 * passes.c (rest_of_compilation): Adjust the call to
2428 recompute_reg_usage.
2429 * rtl.h: Adjust the prototype for recompute_reg_usage.
2431 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2433 * tree-dump.c (dump_files): Update to reflect new member
2435 (dump_register): Add new argument.
2437 (dump_switch_p_1): Check against glob name if doglob was passed.
2438 (dump_switch_p): Check against regular first, then glob if
2439 we didn't have any hits on the dump name.
2440 * tree-optimize.c (register_one_dump_file):
2441 Pass in glob name as well.
2442 * tree-pass.h (struct dump_file_info): Add glob
2445 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2447 PR preprocessor/16323
2448 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2450 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2453 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2454 (trunctfdf2_internal1): New.
2455 (trunctfdf2_internal2): Renamed from trunctfdf2.
2457 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2459 PR tree-optimization/19853
2460 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2462 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2464 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2465 delete_dead_jumptables and cleanup_cfg.
2467 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2469 * reload.c (find_reloads): Swap address_reloaded flags when
2470 swapping commutative operands.
2472 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2474 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2475 Use standard_iv_increment_position for computing the bsi position
2477 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2480 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2483 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2484 life range of hard registers.
2485 * value-prof.c (insn_prefetch_values_to_profile): Only
2488 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2489 profile in libcalls.
2491 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2493 * bitmap.h (bitmap_and_compl_into): Return bool.
2494 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2496 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2498 PR tree-optimization/19944
2499 * fold-const.c (fold): Re-add ABS_EXPR folding.
2501 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2504 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2505 {TARGET,MASK}_XL_COMPAT.
2506 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2508 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2509 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2511 (rs6000_arg_partial_bytes): Same.
2512 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2513 and XL compatibility enabled.
2514 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2515 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2516 test to final condition.
2517 (cmptf_internal2): New.
2518 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2519 xl-compat. Add TFmode information to description.
2521 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2523 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2525 2005-02-13 Jason Merrill <jason@redhat.com>
2528 * fold-const.c (fold_indirect_ref_1): Split out from...
2529 (build_fold_indirect_ref): Here.
2530 (fold_indirect_ref): New fn.
2531 * tree.h: Declare it.
2532 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2533 (gimplify_modify_expr_rhs): Likewise.
2534 (gimplify_expr): Likewise.
2536 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2538 PR tree-optimization/14303
2539 PR tree-optimization/15784
2540 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2541 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2542 ABS_EXPR<x> != 0 to x != 0.
2544 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2546 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2547 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2548 spelling conventions.
2550 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2551 delete_trivially_dead_insns too many times.
2553 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2556 2005-02-12 Ira Rosen <irar@il.ibm.com>
2558 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2559 (vect_is_simple_iv_evolution): Remove redundant parameter
2561 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2562 without last parameter.
2563 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2564 Return pointer step. Call vect_is_simple_iv_evolution without
2565 last parameter. Check only that the step is multiple of size
2566 type. Remove stmt_vinfo updates.
2567 (vect_get_memtag_and_dr): Remove.
2568 (vect_get_memtag): New function.
2569 (vect_address_analysis): New function.
2570 (vect_object_analysis): New function.
2571 (vect_analyze_data_refs): Call vect_object_analysis and
2572 vect_get_memtag. Update stmt_vinfo fields.
2574 2005-02-12 Ira Rosen <irar@il.ibm.com>
2576 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2577 exist and are objects. Remove checks for pointer.
2578 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2579 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2580 (vect_create_data_ref_ptr): Likewise.
2581 (vect_base_addr_differ_p): New function.
2582 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2583 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2584 Don't set the DR_BASE_NAME field of data-ref.
2585 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2587 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2589 * optabs.h (enum optab_index): Add new OTI_ldexp.
2590 (ldexp_optab): Define corresponding macro.
2591 * optabs.c (init_optabs): Initialize ldexp_optab.
2592 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2594 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2596 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2597 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2599 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2600 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2603 2005-02-12 Ira Rosen <irar@il.ibm.com>
2605 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2607 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2609 (vect_get_base_and_offset): Always return an address.
2610 (vect_create_addr_base_for_vector_ref): Remove treatment for
2611 different data reference types.
2612 (vect_compute_data_ref_alignment): Rename base to base_address in
2613 stmt_vec_info. Get the object in order to force its alignment.
2614 (vect_get_memtag_and_dr): Rename base to base_address in
2615 stmt_vec_info. Extract the object for memtag analysis.
2617 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2619 PR regression/19898.
2620 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2621 changes cc_status, use apply modified_in_p to part of cc_status
2622 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2625 2005-02-11 Richard Henderson <rth@redhat.com>
2627 * tree-complex.c (expand_complex_libcall): New.
2628 (expand_complex_multiplication): Use it for c99 compliance.
2629 (expand_complex_division): Likewise.
2630 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2632 * builtins.c (built_in_names): Remove const.
2633 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2635 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2636 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2637 (built_in_names): Remove const.
2638 * c-common.c (c_common_type_for_mode): Handle complex modes.
2639 * flags.h, toplev.c (flag_complex_method): Rename from
2640 flag_complex_divide_method.
2641 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2642 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2643 * libgcc2.h: Declare them.
2644 * libgcc-std.ver: Export them.
2645 * mklibgcc.in (lib2funcs): Build them.
2647 2005-02-11 Steven Bosscher <stevenb@suse.de>
2649 PR tree-optimization/19876
2650 Partially revert my change from 2005-01-14
2651 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2652 (compute_antic): ...and remove the loop here.
2654 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2657 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2658 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2660 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2661 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2663 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2665 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2666 offsets for the big-endian 32-bit case.
2668 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2670 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2672 2005-02-11 Dale Johannesen <dalej@apple.com>
2674 * cselib.c (cselib_process_insn): Clear out regs where
2675 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2676 * reload.c (find_equiv_reg): Ditto.
2678 2005-02-11 Ian Lance Taylor <ian@airs.com>
2680 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2683 * tree.c (build_function_type_list): Work correctly if there are
2686 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2688 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2689 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2690 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2691 TARGET_ZARCH instead of TARGET_64BIT.
2693 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2695 * config/rs6000/t-rtems:
2696 (MULTILIB_OPTIONS): Remove mcpu=602.
2697 (MUTLILIB_DIRNAMES): Remove m602.
2698 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2699 Let mcpu=602 match mcpu=603.
2700 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2702 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2704 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2707 2005-02-10 David Daney <ddaney@avtrex.com>
2709 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2710 * config/i386/linux-unwind.h: Likewise.
2711 * config/ia64/linux-unwind.h: Likewise.
2712 * config/mips/linux-unwind.h: Likewise.
2713 * config/pa/linux-unwind.h: Likewise.
2714 * config/rs6000/linux-unwind.h: Likewise.
2715 * config/s390/linux-unwind.h: Likewise.
2716 * config/sh/linux-unwind.h: Likewise.
2717 * config/sparc/linux-unwind.h: Likewise.
2719 2005-02-10 Steven Bosscher <stevenb@suse.de>
2721 PR tree-optimization/17549
2722 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2723 TER to replace a DEF with its expression if the DEF and the
2724 rhs of the expression we replace into have the same root
2727 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2729 * config/mips/mips.md: Fix the placement of the match_scratch in the
2732 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2734 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2737 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2739 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2740 (strip_offset): Handle addresses.
2741 (add_address_candidates): Use strip_offset.
2742 (difference_cost): Reflect strip_offset change.
2743 (force_var_cost, difference_cost): Strip nops.
2745 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2747 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2749 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2750 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2751 config/cris/cris-protos.h, config/cris/cris.c: Update
2754 2005-02-10 Jeff Law <law@redhat.com>
2756 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2757 (lookup_avail_expr): Similarly.
2759 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2761 * builtins.c (fold_builtin_powi): New function.
2762 (fold_builtin_1): Call it.
2764 2005-02-10 Steven Bosscher <stevenb@suse.de>
2766 PR documentation/19309
2767 * doc/cpp.texi: The __GNUC__ and related predefined macros
2768 are also defined for the "standalone" cpp.
2769 Some non-GCC compilers may also define __GNUC__.
2771 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2774 * c-typeck.c (common_type): New routine. Old common_type renamed
2776 (c_common_type): ...this.
2777 (build_conditional_expr, build_binary_op): Use c_common_type instead
2780 2005-02-10 Steven Bosscher <stevenb@suse.de>
2782 * doc/md.texi: Replace @samp{length} with @code{length}.
2784 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2786 PR tree-optimization/18687
2787 * tree-flow.h (find_loop_niter): Declare.
2788 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2789 Try using scev even for loops with more than one exit.
2790 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2791 (struct ivopts_data): Added niters field.
2792 (struct nfe_cache_elt): New.
2793 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2795 (tree_ssa_iv_optimize_init): Initialize niters cache.
2796 (determine_number_of_iterations): Removed.
2797 (find_induction_variables): Do not call determine_number_of_iterations.
2798 Access niters for single exit through niter_for_single_dom_exit.
2799 (add_iv_outer_candidates): Access niters for single exit through
2800 niter_for_single_dom_exit.
2801 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2802 number_of_iterations_cond.
2803 (iv_period): New function.
2804 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2805 (may_replace_final_value): Take data argument. Use
2806 niter_for_single_dom_exit.
2807 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2808 (rewrite_use_compare): Pass data to may_eliminate_iv.
2809 (rewrite_use_outer): Pass data to may_replace_final_value.
2810 (free_loop_data): Clean up the niters cache.
2811 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2812 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2813 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2814 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2815 (num_ending_zeros): Moved to tree.c.
2816 * tree.h (num_ending_zeros): Declare.
2817 * tree.c (num_ending_zeros): Moved from tree.c.
2819 2005-02-09 Richard Henderson <rth@redhat.com>
2821 * builtins.c (DEF_BUILTIN): Add COND argument.
2822 * tree.h (DEF_BUILTIN): Likewise.
2823 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2824 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2826 (DEF_BUILTIN_STUB): New.
2827 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2828 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2829 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2830 * c-common.c (DEF_BUILTIN): Add COND argument.
2831 * tree.c (local_define_builtin): New.
2832 (build_common_builtin_nodes): New.
2834 2005-02-09 Roger Sayle <roger@eyesopen.com>
2836 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2837 floating point expression ignoring the sign of the result.
2838 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2839 (fold) <MULT_EXPR>: Use it to simplify x*x.
2840 * tree.h (fold_strip_sign_ops): Prototype here.
2841 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2842 argument. Use fold_strip_sign_ops to simplify the first argument.
2843 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2844 first argument when the second argument is an even integer
2845 constant, but only with -funsafe_math_optimizations.
2846 (fold_builtin_1): Update call to fold_builtin_copysign.
2848 2005-02-09 Ian Lance Taylor <ian@airs.com>
2851 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2852 just check whether EH_FILTER_FAILURE falls through.
2854 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2856 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2857 insns return to ready list in the next turn.
2859 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2862 * builtins.def: New __builtin_powi[lf].
2863 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2864 (expand_builtin_powi): New function.
2865 (expand_builtin): Dispatch to expand_builtin_powi.
2866 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2867 * libgcc2.c: Add __builtin_powi[lf] implementation.
2868 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2869 * optabs.h: Add powi_optab.
2870 * optabs.c (init_optabs): Initialize powi_optab.
2871 * doc/extend.texi: Document __builtin_powi[lf].
2873 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2875 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2878 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2881 * fold-const.c (try_move_mult_to_index): Remove redundant
2882 type argument. Create ADDR_EXPR with correct type.
2883 (fold): Update callers of try_move_mult_to_index. Convert
2884 result to the appropriate type.
2886 2005-02-09 Roger Sayle <roger@eyesopen.com>
2889 * config/avr/avr.c (default_rtx_costs): Delete.
2890 (avr_operand_rtx_cost): New function.
2891 (avr_rtx_costs): Completely rewrite.
2893 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2896 * config/cris/cris.c (in_code): New variable.
2897 (cris_output_addr_const): Now a static function, a wrapper for
2899 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2900 case from old cris_output_addr_const.
2901 (cris_asm_output_label_ref): Similar for LABEL_REF.
2902 (cris_output_addr_const_extra): Similar for UNSPEC.
2903 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2904 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2905 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2907 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2908 (cris_asm_output_label_ref): Declare.
2910 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2912 PR preprocessor/19801
2913 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2914 filenames that changed when libcpp was moved to the toplevel.
2916 2005-02-07 Roger Sayle <roger@eyesopen.com>
2918 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2919 zero extensions of BImode operands. Call lowpart_subreg instead
2920 of gen_lowpart_common and gen_lowpart_SUBREG.
2922 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2925 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2926 * configure.ac: Set cc_for_cross_gnattools.
2927 * configure: Regenerate.
2929 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2932 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2934 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2937 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2938 of nested functions.
2940 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2942 * doc/extend.texi: Document deprecated extensions allowing
2943 static floating-point members to have initializers and allowing
2944 floating-point literals in integral constant expressions.
2946 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2948 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2949 config/darwin7.h, config/mips/mips.c,
2950 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2953 * cse.c: Update comments.
2955 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2958 * builtins.c (fold_builtin_sqrt): Transform
2959 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2962 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2963 Dorit Naishlos <dorit@il.ibm.com>
2965 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2966 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2967 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2969 * tree.h (vect_set_verbosity_level): New extern function declaration
2971 * tree-vectorizer.h (verbosity_levels): New enum type.
2972 * tree-vectorizer.c (vect_debug_stats): Function removed.
2973 (vect_debug_details): Likewise.
2974 (vect_verbosity_level): Global variable was defined and initialized.
2975 (vect_dump): Global variable definition.
2976 (vect_print_dump_info): New function.
2977 (vect_set_dump_settings): New function.
2978 (vect_set_verbosity_level): New function.
2979 (vectorize_loops): Add call to vect_set_dump_settings.
2981 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2982 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2983 (slpeel_tree_peel_loop_to_edge): Likewise.
2985 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2986 appropriate verbosity level instead of call to vect_debug_details
2987 or vect_debug_stats.
2988 (vect_get_base_and_offset):
2989 (vect_create_addr_base_for_vector_ref):
2990 (get_vectype_for_scalar_type):
2991 (vect_create_data_ref_ptr):
2993 (vect_get_vec_def_for_operand):
2994 (vect_finish_stmt_generation):
2995 (vectorizable_assignment):
2996 (vectorizable_operation):
2997 (vectorizable_store):
2998 (vectorizable_load):
2999 (vect_transform_stmt):
3000 (vect_update_ivs_after_vectorizer):
3001 (vect_do_peeling_for_loop_bound):
3002 (vect_update_inits_of_drs):
3003 (vect_do_peeling_for_alignment):
3004 (vect_transform_loop):
3005 (vect_is_simple_use):
3006 (vect_analyze_operations):
3007 (vect_is_simple_iv_evolution):
3008 (vect_analyze_scalar_cycles):
3009 (vect_analyze_data_ref_dependence):
3010 (vect_analyze_data_ref_dependences):
3011 (vect_compute_data_ref_alignment):
3012 (vect_enhance_data_refs_alignment):
3013 (vect_analyze_data_refs_alignment):
3014 (vect_analyze_data_ref_access):
3015 (vect_analyze_data_ref_accesses):
3016 (vect_analyze_pointer_ref_access):
3017 (vect_get_memtag_and_dr):
3018 (vect_analyze_data_refs):
3019 (vect_mark_relevant):
3020 (vect_stmt_relevant_p):
3021 (vect_mark_stmts_to_be_vectorized):
3022 (vect_can_advance_ivs_p):
3023 (vect_get_loop_niters):
3024 (vect_analyze_loop_form):
3025 (vect_analyze_loop):
3026 (vectorize_loops): Likewise.
3028 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3029 (vect_update_inits_of_drs):
3030 (vect_do_peeling_for_alignment):
3031 (vect_transform_loop):
3032 (vect_analyze_operations):
3033 (vect_analyze_scalar_cycles):
3034 (vect_analyze_data_ref_dependences):
3035 (vect_analyze_data_refs_alignment):
3036 (vect_analyze_data_ref_accesses):
3037 (vect_analyze_data_refs):
3038 (vect_mark_stmts_to_be_vectorized):
3039 (vect_get_loop_niters):
3040 (vect_analyze_loop_form):
3041 (vect_analyze_loop): Likewise.
3042 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3044 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3048 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3049 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3050 either -ffast-math or -funsafe-math-optimizations is in use.
3052 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3053 * config/mips/irix-csr.c: New file.
3054 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3055 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3056 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3059 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3061 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3062 redundant, incorrect definitions.
3064 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3066 ("*tls_indirect_call"): New, reference hard regs directly.
3067 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3069 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3071 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3072 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3074 2005-02-06 Roger Sayle <roger@eyesopen.com>
3076 PR rtl-optimization/19800
3077 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3078 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3081 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3083 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3085 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3088 * doc/invoke.texi: Correct documentation of -freorder-functions.
3090 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3093 * doc/invoke.texi: Don't mention gccbug.
3095 2005-02-06 Roger Sayle <roger@eyesopen.com>
3096 Andrew Pinski <pinskia@physics.uc.edu>
3097 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3099 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3100 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3101 into just (zero_extract:SI FOO (const_int 1) BAR).
3103 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3105 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3106 macro locally. Don't give last revision date. Use GCC version
3107 number from gcc-common.texi.
3108 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3109 revision date. Use GCC version number from gcc-common.texi.
3110 Describe being a library as current state rather than as 3.x
3112 * doc/gcc.texi: Remove last update date.
3113 * doc/gccint.texi: Likewise. Update copyright dates.
3114 * doc/install.texi: Update copyright dates.
3116 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3119 * doc/invoke.texi: Mention for each option included in -Wall that
3120 it is included in -Wall.
3121 * doc/gcc.texi: Update copyright and last modification date.
3123 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3125 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3126 unnecessary cast to original induction variable increments.
3128 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3130 PR tree-optimization/18219
3131 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3132 in distributed form.
3134 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3136 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3137 Set bitpos and offset later in the function. Do nothing if the
3138 target is a register and if the bitfield lies completely outside
3140 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3141 here. Return an uninitialised register if the source value is stored
3142 in a register and the bitfield lies completely outside that register.
3144 2005-02-06 Steven Bosscher <stevenb@suse.de>
3146 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3149 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3151 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3153 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3155 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3156 * config/darwin8.h: New.
3157 * config/darwin7.h: Update comment.
3159 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3160 Dorit Naishlos <dorit@il.ibm.com>
3162 * tree-vectorizer.h (LOC): New type.
3163 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3164 (loop_line_number): New field in struct _loop_vec_info.
3165 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3167 * tree-vectorizer.c (input.h): Included.
3168 (find_loop_location): New function.
3169 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3170 loop line number removed.
3171 (vect_debug_details): Likewise.
3172 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3174 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3175 call to vect_debug_details/stats changed from loop to loop_loc.
3176 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3177 (slpeel_tree_peel_loop_to_edge): Likewise.
3179 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3180 changed from NULL to UNKNOWN_LOC.
3181 (vect_get_base_and_offset):
3182 (vect_create_addr_base_for_vector_ref):
3183 (get_vectype_for_scalar_type):
3184 (vect_create_data_ref_ptr):
3186 (vect_get_vec_def_for_operand):
3187 (vect_finish_stmt_generation):
3188 (vectorizable_assignment):
3189 (vectorizable_operation):
3190 (vectorizable_store):
3191 (vectorizable_load):
3192 (vect_transform_stmt):
3193 (vect_update_ivs_after_vectorizer):
3194 (vect_do_peeling_for_loop_bound):
3195 (vect_do_peeling_for_alignment):
3196 (vect_transform_loop):
3197 (vect_is_simple_use):
3198 (vect_analyze_operations):
3199 (vect_is_simple_iv_evolution):
3200 (vect_analyze_scalar_cycles):
3201 (vect_analyze_data_ref_dependences):
3202 (vect_compute_data_ref_alignment):
3203 (vect_enhance_data_refs_alignment):
3204 (vect_analyze_data_ref_access):
3205 (vect_analyze_data_ref_accesses):
3206 (vect_analyze_pointer_ref_access):
3207 (vect_get_memtag_and_dr):
3208 (vect_analyze_data_refs):
3209 (vect_mark_relevant):
3210 (vect_stmt_relevant_p):
3211 (vect_mark_stmts_to_be_vectorized):
3212 (vect_can_advance_ivs_p):
3213 (vect_get_loop_niters):
3214 (vect_analyze_loop):
3215 (vectorize_loops): Likewise.
3217 (vectorizable_load): Argument in call to vect_debug_details/stats
3218 changed from loop to LOOP_LOC (loop_vinfo).
3219 (vect_transform_loop):
3220 (vect_analyze_operations):
3221 (vect_analyze_scalar_cycles):
3222 (vect_analyze_data_ref_dependence):
3223 (vect_enhance_data_refs_alignment):
3224 (vect_analyze_data_ref_accesses):
3225 (vect_analyze_pointer_ref_access):
3226 (vect_analyze_data_refs):
3227 (vect_analyze_loop): Likewise.
3229 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3230 changed from loop to loop_loc.
3232 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3234 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3235 Dorit Naishlos <dorit@il.ibm.com>
3237 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3239 (vect_analyze_data_ref_dependences): Likewise.
3241 (vect_is_simple_use): Argument changed from loop structure to
3242 loop_vect_info structure.
3243 (vect_can_advance_ivs_p): Likewise.
3244 (vect_create_index_for_vector_ref): Likewise.
3245 (vect_update_ivs_after_vectorizer): Likewise.
3246 (new_stmt_vec_info): Likewise.
3248 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3249 changed from loop to loop_vinfo.
3250 (vect_create_data_ref_ptr): First argument in call to
3251 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3252 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3253 was changed from loop to loop_vinfo.
3254 (vectorizable_operation): Likewise.
3255 (vectorizable_store): Likewise.
3256 (vect_mark_stmts_to_be_vectorized): Likewise.
3257 (vect_do_peeling_for_loop_bound): First argument in call to
3258 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3259 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3260 was changed from loop to loop_vinfo.
3261 (vect_analyze_data_ref_dependences): Third argument in call to
3262 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3264 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3265 (vect_create_data_ref_ptr): Likewise.
3266 (vect_init_vector): Likewise.
3267 (vect_get_vec_def_for_operand): Likewise.
3268 (vectorizable_assignment): Likewise.
3269 (vectorizable_operation): Likewise.
3270 (vectorizable_store): Likewise.
3271 (vectorizable_load): Likewise.
3272 (vect_update_ivs_after_vectorizer): Likewise.
3273 (vect_is_simple_use): Likewise.
3274 (vect_analyze_data_ref_dependence): Likewise.
3275 (vect_analyze_pointer_ref_access): Likewise.
3276 (vect_can_advance_ivs_p): Likewise.
3278 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3279 before _stmt_vec_info.
3280 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3281 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3282 (new_stmt_vec_info): Argument changed from loop structure to
3283 loop_vect_info structure
3285 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3286 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3287 (vect_create_addr_base_for_vector_ref): Likewise.
3288 (vect_analyze_pointer_ref_access): Likewise.
3290 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3293 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3294 phi flag if the phi is abnormal.
3296 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3299 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3300 information for the new statement.
3302 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3305 * gcc.c (main): Include the target in -v output.
3307 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3309 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3310 Do not drop the extend if we'd have to add a paradoxical subreg
3311 later. Include optabs.h and insn-codes.h.
3312 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3314 2005-02-02 Roger Sayle <roger@eyesopen.com>
3317 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3318 * fold-const.c (const_binop): Avoid constant folding floating
3319 point operations in modes that use composite representations.
3320 * simplify-rtx.c (simplify_binary_operation): Likewise.
3322 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3324 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3326 (altivec_dstt): Likewise.
3327 (altivec_dstst): Likewise.
3328 (altivec_dststt): Likewise.
3329 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3332 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3334 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3335 EXPR_LOCUS from orig_cond to the new cond_stmt.
3336 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3339 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3341 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3342 standard_iv_increment_position. Remove call to bsi_next
3343 (no need to bump the iterator anymore).
3344 (vect_create_index_for_vector_ref): Call
3345 standard_iv_increment_position. Remove second function argument.
3346 (vect_finish_stmt_generation): Remove call to bsi_next
3347 (no need to bump the iterator anymore).
3348 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3349 to vect_create_index_for_vector_ref.
3351 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3353 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3354 phis are used out of the loop.
3356 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3359 * c-decl.c (undef_nested_function): New variable.
3360 (pop_scope): Diagnose undefined nested functions.
3361 (finish_function): Don't attempt cgraph processing or genericizing
3362 if current top-level function contained an undefined nested
3363 function. Reset undef_nested_function at the end of a top-level
3366 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3368 * tree.c (build_int_cst_type): Take sign of the value into account
3369 when deciding whether sign extend the value.
3371 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3374 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3375 (cpp_options, cc1_options): Change %{std*&ansi} to
3376 %{std*&ansi&trigraphs}.
3378 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3380 * cse.c: Update comments.
3382 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3384 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3385 arguments go on the stack. Do not put complex doubles in odd/even
3388 2005-02-02 Steven Bosscher <stevenb@suse.de>
3390 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3391 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3392 -ftree-pre, and -fthread-jumps.
3394 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3396 PR tree-optimization/19578
3397 * tree-flow.h (modified_noreturn_calls): Declare.
3398 (noreturn_call_p): Declare.
3399 * tree-flow-inline.h (noreturn_call_p): New function.
3400 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3401 * tree-cfg.c (modified_noreturn_calls): New variable.
3402 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3403 that contain a mid-block noreturn call.
3404 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3406 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3408 * df.c (df_def_record_1, df_uses_record): Don't use
3410 * df.h (DF_FOR_REGALLOC): Remove.
3412 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3415 * c-typeck.c (really_start_incremental_init): Reset
3416 constructor_max_index for arrays of incomplete type.
3418 2005-02-02 Jeff Law <law@redhat.com>
3420 * gcse.c (struct reg_set): Store the block index where the register
3421 was set rather than the setting insn.
3422 (record_one_set, compute_transp): Corresponding changes.
3423 (pre_insert_copy_insn): Do not call replace_one_set.
3424 (replace_one_set): Remove.
3426 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3429 * doc/gcov.texi: Fix typo.
3431 2005-02-01 Richard Henderson <rth@redhat.com
3434 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3435 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3437 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3438 * config/i386/i386-protos.h: Update.
3440 2005-02-01 Steven Bosscher <stevenb@suse.de>
3442 PR tree-optimization/19217
3443 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3444 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3445 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3446 that it is walking a PHI node.
3448 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3450 * doc/extend.texi (Nested Functions): Update.
3452 2005-02-01 Richard Henderson <rth@redhat.com>
3455 * optabs.c (expand_copysign_absneg): Export.
3456 * optabs.h (expand_copysign_absneg): Declare.
3457 * config/rs6000/rs6000.md (copysigntf3): New.
3459 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3461 PR tree-optimization/19633
3462 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3463 * tree-ssa-alias.c (init_alias_info): Initialize.
3464 (merge_pointed_to_info): Set.
3465 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3466 (dump_points_to_info_for): Show value of pt_null.
3467 (struct count_ptr_d): Declare.
3468 (find_ptr_dereference): Remove.
3469 (ptr_is_dereferenced_by): Remove.
3470 (count_ptr_derefs): New local function.
3471 (count_uses_and_derefs): New local function.
3472 (compute_points_to_and_addr_escape): Call it. If the number
3473 of dereferences is greater than zero, mark the pointer as
3474 dereferenced. If there are fewer dereferences than uses of
3475 the pointer, the pointer's value escapes.
3477 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3479 PR tree-optimization/19670
3480 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3482 (verify_use): ... set it here, instead.
3484 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3486 * doc/sourcebuild.texi (Test directives): Fix formatting.
3488 * doc/sourcebuild.texi (Test directives): Describe selector
3491 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3493 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3494 specific 64-bit CPUs.
3496 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3499 * arm.c (arm_eliminable_register): New function.
3500 (adjacent_mem_locations): Don't allow eliminable registers. Use
3501 HOST_WIDE_INT for address offsets.
3502 * arm-protos.h (arm_eliminable_register): Add prototype.
3504 2005-02-01 Steven Bosscher <stevenb@suse.de>
3506 PR optimization/15242
3507 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3508 * basic-block.h (duplicate_computed_gotos): Add prototype.
3509 * bb-reorder.c (duplicate_computed_gotos): New function to
3510 duplicate sufficiently small blocks ending in a computed jump.
3511 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3512 if not optimizing for size.
3513 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3514 never do tail merging for blocks ending in a computed jump.
3515 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3517 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3519 Patch from Richard Sandiford <rsandifo@redhat.com>
3520 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3521 from inheriting a subreg equivalence with a non-spill register.
3523 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3525 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3527 * config/frv/frv.c (movcc_fp_destination_operand): New.
3528 (gpr_or_memory_operand): Fix typo in comment.
3529 (gpr_or_memory_operand_with_scratch): New.
3530 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3531 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3532 movcc_fp_destination_operand.
3533 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3534 Legitimize memory addresses using a scratch register.
3536 2005-01-31 Jeff Law <law@redhat.com>
3538 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3539 bitmap a sparse bitmap instead of a simple bitmap.
3540 (mark_def_sites_initialize_block): Corresponding changes.
3541 (ssa_mark_def_sites_initialize_block): Likewise.
3542 (ssa_mark_phi_uses): Likewise.
3543 (mark_def_site, ssa_mark_def_sites): Likewise.
3544 (mark_def_site_blocks): Likewise.
3545 (rewrite_ssa_into_ssa): Likewise.
3547 * tree-ssa-dom.c (record_cond): Pass correct variable type
3548 for last argument to htab_find_slot_with_hash.
3550 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3551 effects when optimizing 0 % X. Do not try to optimize X % 0.
3553 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3555 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3558 2005-02-01 Eric Christopher <echristo@redhat.com>
3560 * config/mips/mips.c (override_options): Warn if -mint64
3562 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3565 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3567 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3569 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3570 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3571 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3572 (cached_regno): Initialize to INVALID_REGNUM.
3573 (cse_reg_info_table_size,
3574 cse_reg_info_table_first_uninitialized,
3575 cse_reg_info_timestamp): New.
3576 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3578 (init_cse_reg_info, get_cse_reg_info_1): New.
3579 (get_cse_reg_info): Cache the last look-up.
3580 (new_basic_block): Update the code to clear mappings from
3581 registers to cse_reg_info entries.
3582 (cse_main): Call init_cse_reg_info.
3584 * cse.c (get_cse_reg_info): Update a comment.
3586 2005-01-31 Steven Bosscher <stevenb@suse.de>
3589 * c-decl.c (start_decl): Do not warn about arrays of elements with
3590 an incomplete type here.
3591 (grokdeclarator): Do it here by making a pedwarn an error.
3592 * c-typeck.c (push_init_level): If there were previous errors with
3593 the constructor type, do not warn about braces for initializers.
3594 (process_init_element): Likewise for excess initializer elements.
3596 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3598 * cse.c (delete_trivially_dead_insn): Don't iterate.
3600 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3602 * config/rs6000/rs6000.md (copysignsf3): New expand.
3603 (copysigndf3): Likewise.
3605 2005-01-31 Steven Bosscher <stevenb@suse.de>
3607 * recog.c (constrain_operands): Only look for earlyclobber operand
3608 conflicts if an '&' constraint was seen.
3610 2005-01-31 Marc Espie <espie@openbsd.org>
3612 * config.gcc: Don't include embedded systems fragment, switches default
3613 debugging format to ELF.
3614 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3615 longer pick it up there.
3617 2005-01-31 Dale Johannesen <dalej@apple.com>
3619 * doc/extend.texi (nested functions): Fix linkage description.
3620 Clarify that static is not allowed.
3622 2005-01-31 Dale Johannesen <dalej@apple.com>
3624 * config/rs6000/darwin.md (movsf_low_di): Make work.
3625 (movdf_low_di): Make work.
3627 2005-01-31 Dale Johannesen <dalej@apple.com>
3629 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3630 Make work for 64 bit.
3632 2005-01-31 Roger Sayle <roger@eyesopen.com>
3633 Dale Johannesen <dalej@apple.com>
3636 * fold-const.c (fold_binary_op_with_conditional_arg):
3637 Make types match original operands, before STRIP_NOPS.
3639 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3641 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3642 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3643 (struct gcc_sigcontext): Delete. Merge contents to..
3644 (struct gcc_ucontext): ..here.
3645 (get_sigcontext): Delete.
3646 (get_regs): New function, like get_sigcontext but return regs ptr.
3647 64-bit version finds regs from r1 to support vdso.
3648 (ppc_linux_aux_vector): New function.
3649 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3652 2005-01-31 Ira Rosen <irar@il.ibm.com>
3654 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3656 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3657 redundant fold. Fix misalignment for MINUS_EXPR.
3658 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3659 (vect_analyze_pointer_ref_access): Likewise.
3660 (vect_get_memtag_and_dr): Likewise.
3662 2005-01-31 Richard Henderson <rth@redhat.com>
3664 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3665 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3666 absnegdf2_i387, absnegxf2_i387): Likewise.
3668 2005-01-31 Richard Henderson <rth@redhat.com>
3671 * optabs.c (expand_copysign_absneg): New.
3672 (expand_copysign_bit): Split out from ...
3673 (expand_copysign): ... here. Use expand_copysign_absneg.
3675 2005-01-30 Roger Sayle <roger@eyesopen.com>
3678 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3679 constant as the second operand and a register as the third.
3681 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3684 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3685 that dllimport'd functions do not use all call-clobbered registers
3688 2005-01-30 Richard Henderson <rth@redhat.com>
3691 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3692 expand_abs_nojump and generalize. Use operand_subword and
3693 emit_no_conflict_block. Support large modes.
3694 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3696 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3697 negation to subtraction.
3698 (expand_copysign): Check that the format has signed zeros.
3699 Use operand_subword and emit_no_conflict_block. Support large modes.
3701 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3703 Fix PR tree-optimization/19624
3705 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3706 * tree-ssa-pre.c: Add cfgloop.h.
3708 (pre_stats): New member, constified.
3709 (inserted_exprs): New static variable.
3710 (NECESSARY): New macro.
3711 (create_expression_by_pieces): Fold the expression, and
3712 mark it as defaulting to not necessary. Also put in
3714 (fully_constant_expression): New function.
3715 (insert_into_preds_of_block): Modify to not insert phis when we
3716 are playing with induction variables.
3717 Push phis onto the inserted_exprs vector, and mark them as not
3718 necessary by default.
3719 (insert_aux): Call fully_constant_expression on eprime.
3720 If all edges produce the same value, mark it constant.
3721 (mark_operand_necessary): New function.
3722 (remove_dead_inserted_code): New function.
3723 (init_pre): Init loop optimizer to get loop info.
3724 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3725 (execute_pre): Commit edge inserts, then remove dead code.
3727 2005-01-30 Richard Henderson <rth@redhat.com>
3729 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3730 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3732 2005-01-30 Richard Henderson <rth@redhat.com>
3735 * config/i386/i386.c (ix86_expand_copysign): New.
3736 (ix86_split_copysign_const): New.
3737 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3738 rearrange op1/nmask operands.
3739 * config/i386/i386-protos.h: Update.
3740 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3741 (copysigndf3): Likewise.
3742 (copysignsf3_const, copysigndf3_const): New.
3743 (copysignsf3_var): Rename from copysignsf3, split out splitter
3744 and fix split predicate for X constraint.
3745 (copysigndf3_var): Similarly.
3747 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3749 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3750 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3751 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3753 2005-01-29 Richard Henderson <rth@redhat.com>
3756 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3757 of # and * in constraints.
3759 2005-01-29 Richard Henderson <rth@redhat.com>
3762 * expr.c (store_field): Don't strip sub-mode cast when the input
3763 data is even smaller.
3765 2005-01-29 Richard Henderson <rth@redhat.com>
3768 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3771 2005-01-29 Richard Henderson <rth@redhat.com>
3773 * combine.c (make_field_assignment): Fix argument order
3776 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3778 PR tree-optimization/15791
3779 * fold-const.c (extract_array_ref): New function.
3780 (fold): Fold comparisons between &a[i] and &a[j] or
3781 semantically equivalent trees.
3783 2005-01-29 Jeff Law <law@redhat.com>
3785 * gcse.c (insert_expr_in_table): Revamp handling of available
3786 and anticipatable occurrence lists to avoid unnecessary list
3788 (insert_set_in_table): Similarly.
3790 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3792 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3794 (c_build_qualified_type): Build qualified array types with
3795 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3796 * c-decl.c (c_make_fname_decl): Build unqualified array type
3797 before qualified type.
3798 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3799 type is qualified, not just if type itself is. Don't apply
3800 qualifiers to array type when declarator is processed. Apply
3801 qualifiers to field type whether or not it is an array type.
3802 Don't handle array types specially for applying qualifiers to
3804 * c-typeck.c (composite_type): Build unqualified element type and
3805 array type when forming composite of array types.
3806 (common_pointer_type, comptypes, comp_target_types,
3807 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3808 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3810 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3811 (args2) in variables a1 and a2.
3813 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3815 * cse.c (n_elements_made, max_elements_made): Remove.
3816 (insert): Don't touch n_elements_made.
3817 (cse_main): Don't touch n_elements_made or max_elements_made.
3819 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3822 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3823 configuration part of dp-bit.c to be lost.
3825 2005-01-28 Roger Sayle <roger@eyesopen.com>
3827 * expmed.c (expand_mult_highpart_optab): When attempting to use
3828 a non-widening multiplication in a wider mode, the operands need
3829 to be converted (zero or sign extended) to that mode.
3831 2005-01-28 Ian Lance Taylor <ian@airs.com>
3835 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3836 through if both operands fall through.
3838 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3840 * cse.c (fold_rtx) <PC>: Don't optimize.
3842 2005-01-28 Jeff Law <law@redhat.com>
3844 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3845 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3847 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3849 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3850 cse_reg_info_used_list_end): Remove.
3851 (cse_reg_info_list, cse_reg_info_list_free): New.
3852 (get_cse_reg_info): When allocating an instance of
3853 cse_reg_info, add it to the beginning of the cse_reg_info_list
3854 list. Remove code to maintain cse_reg_info_used_list.
3855 (new_basic_block): Reset the free list to the beginning of
3858 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3860 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3861 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3862 (frv_expand_mdpackh_builtin): New function.
3863 (frv_expand_builtin): Use it to expand __MDPACKH.
3864 * doc/extend.texi (__MDPACKH): Update documentation.
3866 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3868 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3869 SSE_FLOAT_MODE_P for use_sse computation.
3871 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3874 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3876 2005-01-27 Richard Henderson <rth@redhat.com>
3878 * builtins.c (expand_builtin_copysign): New.
3879 (expand_builtin): Call it.
3880 * genopinit.c (optabs): Add copysign_optab.
3881 * optabs.c (init_optabs): Initialize it.
3882 (expand_copysign): New.
3883 * optabs.h (OTI_copysign, copysign_optab): New.
3884 (expand_copysign): Declare.
3886 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3887 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3889 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3890 (ix86_expand_fp_absneg_operator): ... here.
3891 (ix86_split_copysign): New.
3892 * config/i386/i386-protos.h: Update.
3893 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3894 (copysignsf3, copysigndf3): New.
3896 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3897 (copysignsf3, ncopysignsf3): New.
3898 (copysigndf3, ncopysigndf3): New.
3899 (copysignxf3, ncopysignxf3): New.
3900 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3902 2005-01-27 Arend Bayer <arend.bayer@web.de>
3903 Kazu Hirata <kazu@cs.umass.edu>
3905 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3906 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3907 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3910 2005-01-27 Jeff Law <law@redhat.com>
3912 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3913 definitions of SSA_NAMEs which are not being rewritten.
3914 (rewrite_ssa_into_ssa): Only initialize the current definition
3915 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3916 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3917 SSA_NAMEs before returning.
3919 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3921 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3922 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3923 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3924 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3925 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3927 2005-01-27 Steven Bosscher <stevenb@suse.de>
3930 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3931 higher to -O2 and higher. Likewise for tree PRE.
3932 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3935 2005-01-27 Ian Lance Taylor <ian@airs.com>
3938 * gimple-low.c (try_catch_may_fallthru): New static function.
3939 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3940 * tree-inline.c (expand_call_inline): Don't warn about reaching
3941 the end of a non-void function being inlined if the function uses
3944 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3946 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3949 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3950 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3951 (implicitly_declare): Handle error_mark_node.
3953 2005-01-27 Richard Henderson <rth@redhat.com>
3956 * tree.h (struct tree_decl): Add debug_expr_is_from.
3957 (DECL_DEBUG_EXPR_IS_FROM): New.
3958 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3959 * dwarf2out.c (dwarf2out_var_location): Update to match.
3960 * tree-outof-ssa.c (create_temp): Likewise.
3961 * var-tracking.c (track_expr_p): Likewise.
3962 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3963 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3964 * toplev.c (default_tree_printer): Likewise.
3966 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3968 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3969 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3971 2005-01-27 Steven Bosscher <stevenb@suse.de>
3973 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3974 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3975 ASM_CLOBBERS): Add tree checks.
3977 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3978 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3979 * c-common.def (SWITCH_STMT): Update to match.
3980 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3981 macros instead of SWITCH_EXPR ones.
3982 * c-dump.c (c_dump_tree): Likewise.
3983 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3984 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3986 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3988 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3990 * unwind-dw2.c (execute_stack_op): Add missing cases for
3991 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3993 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3995 * config.gcc (Obsolete configurations): Remove 'dummy', add
3996 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3999 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4001 PR tree-optimization/19633
4002 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4004 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4005 are no call-clobbered variables.
4006 * tree-outof-ssa.c (check_replaceable): Return false for calls
4009 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4011 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4012 even for variables with NULL DECL_INITIAL.
4014 2005-01-26 Stuart Hastings <stuart@apple.com>
4016 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4018 2005-01-26 Richard Henderson <rth@redhat.com>
4021 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4023 * expr.c (store_field): Strip conversions to odd-bit-sized types
4024 if the destination field width matches.
4026 2005-01-26 Richard Henderson <rth@redhat.com>
4028 * c-decl.c, expmed.c, expr.c: Revert last change.
4030 2005-01-26 Richard Henderson <rth@redhat.com>
4033 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4035 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4036 if we don't need the bits above those present in the current mode.
4037 * expr.c (store_field): Strip conversions to odd-bit-sized types
4038 if the destination field width matches.
4040 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4042 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4043 either -ffast-math or -funsafe-math-optimizations is in use.
4045 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4049 * config/avr/avr.c (notice_update_cc): Only set condition code for
4050 ashrqi3 if shift count > 0.
4051 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4052 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4053 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4054 count <= 0 as a no-op, and shift count >= width by copying zero
4055 or sign bit to all bits of the result.
4056 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4057 count, with attribute "length" set to 0 and "cc" set to "none".
4059 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4061 * doc/invoke.texi: Document -mTLS.
4063 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4064 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4065 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4066 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4067 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4068 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4069 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4070 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4072 * configure.ac: Check for a TLS capable gas.
4074 * configure: Regenerate.
4076 2005-01-26 Richard Henderson <rth@redhat.com>
4079 * combine.c (make_field_assignment): Simplify store to zero_extract
4080 from a source with an overlapping mask.
4082 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4084 2004-11-11 Eric Christopher <echristo@redhat.com>
4086 * config/frv/frv.md: Add fr400_integer automaton. Don't
4087 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4090 2005-01-26 Steven Bosscher <stevenb@suse.de>
4093 * cfgbuild.c (make_edges): Do not clear or set
4094 current_function_has_computed_jump.
4095 * function.h (struct function): Remove the has_computed_jump field.
4096 (current_function_has_computed_jump): Do not define.
4097 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4098 in a computed jump. Ignore current_function_has_computed_jump.
4100 2005-01-26 Richard Henderson <rth@redhat.com>
4103 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4104 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4106 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4107 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4108 objects into static storage if they have more than one non-zero value.
4109 * tree.h (categorize_ctor_elements): Update decl.
4111 2005-01-26 Steven Bosscher <stevenb@suse.de>
4114 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4115 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4116 to this function from 2004-07-10.
4117 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4118 the current function for tail call optimizations if the address
4119 of one of it its arguments is taken.
4121 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4123 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4125 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4127 * function.c (expand_function_end): If current_function_calls_alloca,
4128 emit stack restore in a place that is reached when the function falls
4131 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4133 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4134 rule to avoid matching inappropriate suffix rule.
4136 2005-01-26 Jan Hubicka <jh@suse.cz>
4138 PR tree-optimization/19241
4139 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4141 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4143 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4144 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4146 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4147 <sim*>: Always use crt1.o, regardless of N in simN.
4148 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4149 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4150 (CRT_CALL_STATIC_FUNCTION): Remove.
4151 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4152 use crt1.o, regardless of N in simN.
4153 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4154 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4155 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4156 case isystem setting.
4157 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4159 2005-01-25 Ian Lance Taylor <ian@airs.com>
4161 * gimple-low.c (block_may_fallthru): Correct handling of
4162 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4164 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4166 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4167 handlers to match indentation; nested under the mtune=* handler.
4168 Similar for mcpu= and march=.
4170 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4172 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4173 * config/mips/linux64.h (LIB_SPEC): Likewise.
4174 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4175 * config/sh/linux.h (LIB_SPEC): Likewise.
4177 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4179 * config/frv/frv.c (frv_legitimize_tls_address): New.
4180 (TARGET_HAVE_TLS): Define.
4181 (FRV_SYMBOL_REF_TLS_P): Define.
4182 (frv_override_options): Handle new register classes.
4183 (frv_legitimate_address_p): Reject tls addresses.
4184 (frv_legitimize_address): Handle TLS addresses.
4185 (gen_inlined_tls_plt): New.
4187 (frv_legitimize_tls_address): New.
4188 (unspec_got_name): Add TLS entries.
4189 (got12_operand): Add R_FRV_TLSMOFF12 case.
4190 (frv_emit_move): Fixup TLS addresses.
4191 (frv_emit_movsi): Legitimize TLS addresses.
4193 * config/frv/frv.h (MASK_BIG_TLS): New.
4194 (TARGET_BIG_TLS): New.
4195 (HAVE_AS_TLS): Define.
4196 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4197 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4198 (REG_CLASS_NAMES): Same.
4199 (REG_CLASS_CONTENTS): Same.
4200 (CONSTRAINT_LEN): New.
4201 (REG_CLASS_FROM_CONSTRAINT): New.
4202 (PREDICATE_CODES): Add symbolic_operand.
4204 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4205 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4206 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4207 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4208 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4209 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4210 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4211 GR9_REG, GR14_REG, LRREG.
4212 (type): Add load_or_call attribute.
4213 ("load_or_call"): New reservation.
4214 ("call_gettlsoff"): New.
4215 ("tls_indirect_call"): New.
4216 ("tls_load_gottlsoff12"): New.
4217 ("tlsoff_hilo"): New.
4218 ("tls_tlsdesc_ldd"): New.
4219 ("tls_tlsoff_ld"): New.
4222 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4224 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4226 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4227 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4228 * config/frv/frv.c (TLS_BIAS): Define.
4229 (frv_output_dwarf_dtprel): New.
4231 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4233 PR rtl-optimization/19579
4234 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4235 both A and B, see if they don't clobber registers the other expr uses.
4237 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4239 * real.c (do_add): Initialize signalling and canonical members.
4241 * real.c (real_from_integer): Zero out destination.
4243 2005-01-18 Jan Hubicka <jh@suse.cz>
4245 PR tree-optimize/19337
4246 * tree-inline.c (initialize_inlined_parameters): Copy
4247 saved_static_chain_decl only.
4249 2005-01-25 Richard Henderson <rth@redhat.com>
4253 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4254 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4255 80387 enabled, to return a proper subclass. Return the subset that
4256 overlaps with GENERAL_REGS for PLUS.
4257 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4259 2005-01-25 Richard Henderson <rth@redhat.com>
4262 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4264 2005-01-25 Roger Sayle <roger@eyesopen.com>
4266 * expmed.c (choose_multiplier): Change interface to return the
4267 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4268 (expand_divmod): Update calls to choose_multiplier.
4270 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4273 * expmed.c (extract_bit_field): Use adjust_address instead of
4274 gen_lowpart when op0 is a MEM.
4276 2005-01-24 Steven Bosscher <stevenb@suse.de>
4278 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4280 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4282 * config/mips/irix-csr.c: New file.
4283 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4284 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4285 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4288 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4291 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4292 sparc/elf.h, add sparc/sp-elf.h.
4293 (sparc-*-rtems*): Likewise.
4294 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4295 tm-dwarf2.h, add sparc/sp-elf.h.
4296 (sparc86x-*-elf): Likewise.
4297 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4298 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4299 TARGET_OS_CPP_BUILTINS.
4300 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4301 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4303 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4304 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4305 (SWITCH_TAKES_ARG): Likewise.
4306 (LOCAL_LABEL_PREFIX): Likewise.
4307 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4308 (TARGET_N_FORMAT_TYPES): Delete.
4309 (TARGET_FORMAT_TYPES): Likewise.
4310 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4311 * config/sparc/elf.h: Delete.
4312 * config/sparc/sp-elf.h: New file.
4314 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4316 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4317 * tree-flow.h: Remove the corresponding prototype.
4318 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4319 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4321 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4324 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4325 for AIX ABI or ELF -fPIC.
4326 (rs6000_emit_load_toc_table): Don't create toc_section here.
4327 (rs6000_xcoff_file_start): Nor here.
4329 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4331 * sh.c (ra.h): Don't #include.
4332 (hard_regs_intersect_p): New function, resurrected from ra.c.
4334 * sh.c: Fix 1996 Copyright.
4336 2005-01-24 Richard Henderson <rth@redhat.com>
4337 Aldy Hernandez <aldyh@redhat.com>
4339 * regrename.c (note_sets): Handle subregs.
4341 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4344 * genconditions.c (write_header, write_conditions): Elide file if
4347 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4349 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4350 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4353 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4355 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4356 expand_builtin_printf, expand_builtin_fprintf,
4357 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4358 checking against POINTER_TYPE.
4359 (validate_arglist): Handle POINTER_TYPE code by checking
4362 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4364 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4366 (for_each_rtx): Call for_each_rtx_1.
4367 * rtl.h (init_rtlanal): Declare.
4368 * toplev.c (backend_init): Call init_rtlanal.
4370 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4372 * flow.c (propagate_one_insn): Formatting.
4375 * flow.c (libcall_dead_p): Be more conservative if unsure.
4376 If there are any instructions between insn and call, see if they are
4377 all dead before saying the libcall is dead.
4379 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4381 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4382 operand constraint for operand 0.
4384 2005-01-23 Richard Henderson <rth@redhat.com>
4387 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4388 edges leading to join block.
4390 2005-01-23 Roger Sayle <roger@eyesopen.com>
4392 * expmed.c (expand_mult_highpart): Make static. Change type of
4393 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4394 (expand_divmod): Updates calls to expand_mult_highpart by using
4395 gen_int_mode to pass a CONST_INT rtx.
4396 * rtl.h (expand_mult_highpart): Remove prototype.
4398 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4400 * flow.c (regset_bytes, regset_size): Remove.
4402 * cfganal.c: Fix a reference to Harvey's paper.
4404 2005-01-23 Steven Bosscher <stevenb@suse.de>
4406 PR rtl-optimization/19464
4407 * tree-optimize.c (init_tree_optimization_passes): Add one more
4408 copyrename pass just before out-of-ssa.
4410 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4413 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4414 * ggc-none.c (ggc_free): Define.
4416 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4418 * cse.c (max_reg, max_insn_uid): Remove.
4419 (cse_main): Don't access max_reg or max_insn_uid.
4421 * c-common.c (explicit_flag_signed_bitfields,
4422 lang_statement_code_p, lang_expand_function_end): Remove.
4423 * c-common.h: Remove the corresponding declarations.
4424 * c-opts.c (c_common_handle_option): Remove all write access
4425 to explicit_flag_signed_bitfields.
4427 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4428 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4429 * cgraph.h: Remove the corresponding declaration.
4431 * gcse.c (null_pointer_info): Remove.
4433 2005-01-23 Roger Sayle <roger@eyesopen.com>
4434 Eric Botcazou <ebotcazou@libertysurf.fr>
4436 * combine.c (simplify_logical): Only simplify logical expressions
4437 of the form ior(and(x,y),z) by the inverse distributive law if the
4438 result is cheaper than the original.
4440 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4442 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4443 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4444 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4445 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4446 config/freebsd-spec.h, config/arm/arm.h,
4447 config/h8300/h8300.md, config/i386/i386.md,
4448 config/i386/predicates.md, config/i386/sse.md,
4449 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4450 config/vax/vax.md: Fix comment typos. Follow spelling
4453 2005-01-23 Steven Bosscher <stevenb@suse.de>
4455 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4456 tests, instead of `less than'.
4458 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4460 * function.c (assign_parm_setup_block): When creating a new stack slot
4461 for a parameter, get its alignment from the parameter's DECL_ALIGN
4462 rather than the type's TYPE_ALIGN. Make sure that the parameter
4463 is at least word aligned.
4465 2005-01-22 Roger Sayle <roger@eyesopen.com>
4468 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4470 2005-01-22 Richard Henderson <rth@redhat.com>
4473 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4474 in both compare operands.
4475 (movdfcc_1_sse_max): Likewise.
4476 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4477 (movdfcc_1_sse): Likewise.
4478 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4479 scratch register as needed.
4481 2005-01-22 Richard Henderson <rth@redhat.com>
4483 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4485 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4487 2005-01-22 Richard Henderson <rth@redhat.com>
4489 * genopinit.c (optabs): Use smin/smax for floating point too.
4490 * doc/md.texi: Update to match. Clarify that floating point
4491 results are undefined for +0/-0 and NaN.
4492 * doc/rtl.texi: Likewise.
4493 * rtl.def (SMIN, SMAX): Likewise
4494 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4496 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4497 leading 's' to the name.
4498 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4499 smaxxf3, sminxf3): Likewise.
4500 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4503 2005-01-22 Paul Brook <paul@codesourcery.com>
4505 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4507 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4509 * config/s390/s390.c (struct processor_costs): New fields
4510 dlgr, dlr, dr, dsgfr, dsgr.
4511 (z900_cost, z990_cost): Values for new fields.
4512 (s390_rtx_costs): New cases MEM und COMPARE in switch
4513 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4514 DIV, MOD, UDIV, UMOD.
4516 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4518 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4519 into the register being decremented.
4520 ("doloop_si31", "doloop_di"): Likewise.
4521 ("*doloop_si_long"): Adapt pattern.
4523 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4525 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4527 (CLASS_MAX_NREGS): Likewise.
4529 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4531 * doc/tree-ssa.texi (Statement Operands): Add example for new
4532 must-def macro. Note deprecation of old operands interface.
4534 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4536 PR tree-optimization/19484
4537 * tree-cfg.c (remove_fallthru_edge): New function.
4538 (cleanup_control_flow): Remove fallthru edges from calls that are
4539 now known not to return.
4541 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4543 Fix PR tree-optimization/19038
4544 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4545 copies with loop variant ones.
4547 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4549 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4550 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4551 config/alpha/alpha.md, config/alpha/predicates.md,
4552 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4553 config/sparc/sol2.h: Update copyright.
4555 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4556 first label to see if it is a nonlocal label.
4558 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4559 Andrew Pinski <pinskia@physics.uc.edu>
4562 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4563 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4565 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4567 * config/rs6000/rtems.h: Update copyright.
4569 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4572 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4573 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4574 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4576 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4579 * c-typeck.c (convert_arguments): Check for error_mark_node.
4581 2005-01-21 Ian Lance Taylor <ian@airs.com>
4583 PR tree-optimization/13000
4584 * tree-inline.c: Include "tree-flow.h".
4585 (expand_call_inline): If warn_return_type, warn if non-void inline
4586 function falls through.
4587 * tree-cfg.c (execute_warn_function_return): Don't warn about
4588 control reaching end if TREE_NO_WARNING is set. Set
4590 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4592 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4593 branch if we don't need one.
4594 * c-typeck.c: Include "tree-flow.h"
4595 (c_finish_bc_stmt): Don't add a goto if the current statement
4596 list doesn't fall through to the current point.
4598 2005-01-21 Roger Sayle <roger@eyesopen.com>
4600 PR rtl-optimization/576
4601 * real.c (real_arithmetic): Change return type from void to bool
4602 to return an indication that the result may be inexact.
4603 * real.h (real_arithmeric): Update prototype.
4604 * fold-const.c (const_binop): Don't constant fold floating
4605 point expressions when the user specifies -frounding-math and
4606 the result may depend upon the run-time rounding mode.
4607 (fold_convert_const_real_from_real): Clean-up.
4608 (fold_initializer): Ignore flag_rounding_math for initializers.
4609 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4610 constant fold FP operations with flag_rounding_math if the
4611 result may depend upon the run-time rounding mode.
4613 2005-01-21 Tom Tromey <tromey@redhat.com>
4615 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4617 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4619 * tree-cfg.c: Fix comment typos.
4621 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4623 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4624 around the call to rest_of_handle_branch_target_load_optimize.
4626 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4628 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4629 (sparc64-*-openbsd*): Likewise.
4630 (sparclite-*-elf*): Include tm-dwarf2.h.
4631 (sparc86x-*-elf*): Likewise.
4632 (sparc64-*-elf*): Likewise.
4633 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4634 (DBX_DEBUGGING_INFO): Likewise.
4635 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4636 (PREFERRED_DEBUGGING_TYPE): Likewise.
4637 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4638 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4639 (PREFERRED_DEBUGGING_TYPE): Likewise.
4640 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4641 (PREFERRED_DEBUGGING_TYPE): Likewise.
4642 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4644 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4647 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4649 2005-01-20 Paul Brook <paul@codesourcery.com>
4651 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4653 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4655 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4656 label is first in a sequence of labels.
4658 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4660 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4661 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4663 * doc/sourcebuild.texi (Test Directives): New.
4665 2005-01-20 Roger Sayle <roger@eyesopen.com>
4667 * real.c (real_floor): Don't leave the result uninitialized when
4668 mode is VOIDMode, but return the unrounded intermediate value.
4669 (real_ceil): Likewise.
4671 2005-01-20 Paul Brook <paul@codesourcery.com>
4673 * config/arm/arm.md (insv): Use gen_int_mode.
4675 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4677 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4678 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4679 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4680 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4681 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4683 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4686 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4687 fbreg, so we have to assume we can't.
4688 (loc_descriptor_from_tree_1): Ditto.
4689 (containing_function_has_frame_base): New function.
4690 (add_location_or_const_value_attribute): Use it.
4691 Also try to generate a frame_base from a single element location
4694 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4696 PR tree-optimization/15349
4697 * timevar.def (TV_TREE_MERGE_PHI): New.
4698 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4700 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4701 calls to tree_forwarder_block_p.
4702 (remove_forwarder_block_with_phi, merge_phi_nodes,
4703 gate_merge_phi, pass_merge_phi): New.
4704 * tree-optimize.c (init_tree_optimization_passes): Add
4706 * tree-pass.h: Add an extern for pass_merge_phi;
4708 2005-01-20 Richard Henderson <rth@redhat.com>
4711 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4712 (_mm_castps_pd, _mm_castps_si128): New.
4713 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4715 2005-01-20 Richard Henderson <rth@redhat.com>
4718 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4719 __builtin_ia32_vec_init_v2si.
4720 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4721 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4722 (ix86_init_mmx_sse_builtins): Create it.
4723 (ix86_expand_builtin): Expand it.
4724 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4725 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4726 (vec_extractv2si_0, vec_extractv2si_1): New.
4728 2005-01-20 Richard Henderson <rth@redhat.com>
4731 * config/i386/i386.c (ix86_expand_push): New.
4732 * config/i386/mmx.md (push<MMXMODE>1): New.
4733 * config/i386/sse.md (push<SSEMODE>1): New.
4734 * config/i386/i386-protos.h: Update.
4736 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4738 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4741 2005-01-20 Richard Henderson <rth@redhat.com>
4743 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4744 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4746 2005-01-19 Richard Henderson <rth@redhat.com>
4749 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4750 to V4SFmode in SSE1 fallback load path.
4752 2005-01-19 Richard Henderson <rth@redhat.com>
4754 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4755 in QImode expansion to ix86_expand_vector_set.
4756 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4758 2005-01-19 Richard Henderson <rth@redhat.com>
4761 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4762 subclass of the input class.
4763 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4764 Always true for cross-SSE1 classes. Rationalize conditionals.
4765 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4766 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4767 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4768 (movdi_2): Add MMX/SSE zeros.
4769 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4770 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4771 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4772 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4773 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4774 (zero_extendsidi2_rex64_1): Remove.
4775 (MOV0 peephole): Check GENERAL_REG_P.
4777 2005-01-19 Richard Henderson <rth@redhat.com>
4780 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4782 (ix86_expand_vector_extract): Likewise.
4784 2005-01-19 Richard Henderson <rth@redhat.com>
4787 * expr.c (emit_move_change_mode): New argument force; use
4788 simplify_gen_subreg if true.
4789 (emit_move_via_alt_mode): Merge into ...
4790 (emit_move_via_integer): ... here.
4791 (emit_move_ccmode): Use emit_move_change_mode directly.
4793 2005-01-19 Richard Henderson <rth@redhat.com>
4796 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4797 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4798 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4800 (alpha_emit_set_const): Likewise. Make static.
4801 (alpha_emit_set_long_const): Make static.
4802 (alpha_extract_integer): Split out from alpha_expand_mov.
4803 (alpha_split_const_mov): Likewise.
4804 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4805 (alpha_legitimate_constant_p): New.
4806 * config/alpha/alpha-protos.h: Update.
4807 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4808 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4809 * config/alpha/alpha.md (movsi): Add n alternative.
4810 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4811 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4812 (splitters for all of the above): Use alpha_split_const_mov.
4813 * config/alpha/predicates.md (non_add_const_operand): New.
4814 (non_zero_const_operand): New.
4815 (input_operand): Use alpha_legitimate_constant_p after reload.
4817 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4819 PR tree-optimization/19038
4820 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4821 (add_candidate): Add ivs with increment in latch only if
4822 allow_ip_end_pos_p is true.
4823 (determine_iv_cost): Use empty_block_p.
4825 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4827 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4828 (compute_dominance_frontiers): Ditto.
4830 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4833 * config/sh/t-rtems: New.
4834 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4836 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4838 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4839 the offset of the selected field.
4841 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4843 * tree-cfg.c (remove_forwarder_block): Fix the check to
4844 prevent a nonlocal label from appearing in the middle of a
4847 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4849 PR rtl-optimization/19462
4850 * reorg.c (find_end_label): Create return insn only if
4851 current_function_epilogue_delay_list is empty.
4853 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4855 * doc/passes.texi: Remove paragraph mentioning new-ra.
4857 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4859 PR rtl-optimization/15139
4860 * combine.c: Include params.h.
4861 (count_rtxs): New function.
4862 (record_value_for_reg): If replace_rtx would replace at least
4863 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4864 (clobber (const_int 0)) instead of TEM.
4865 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4866 * params.h (MAX_LAST_VALUE_RTL): New.
4867 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4868 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4871 * c-typeck.c (digest_init): Only call build_vector if all constructor
4872 elements are *_CST nodes.
4873 * gimplify.c (gimplify_init_constructor): Likewise.
4876 * c-typeck.c (digest_init): Only call build_vector if inside_init
4879 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4881 * toplev.c (init_asm_output): Remove dead #ifdef.
4883 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4885 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4887 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4889 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4890 accessing DECL_FUNCTION_CODE.
4891 * dojump.c (do_jump): Likewise.
4892 * gimplify.c (gimplify_call_expr): Likewise.
4893 * predict.c (expr_expected_value): Likewise.
4894 (strip_builtin_expect): Likewise.
4895 * tree-inline.c (estimate_num_insns_1): Likewise.
4896 * tree-ssa-loop-im.c (stmt_cost): Likewise
4897 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4898 (tree_expr_nonnegative_p): Likewise.
4900 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4902 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4903 variant of the load_pcrel_sym pattern.
4904 * config/sparc/sparc.md (P macro): Move to the top.
4905 (load_pcrel_sym): Macroize using P.
4906 (save_register_window): Likewise.
4908 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4910 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4913 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4916 * c-typeck.c (build_asm_expr): Strip nops off
4917 input memory operands.
4919 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4921 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4922 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4923 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4924 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4926 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4929 * config/i386/i386.c (override_options): If the 80387 is disabled,
4930 then do not return FP values using FP registers.
4932 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4934 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4935 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4936 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4937 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4938 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4939 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4940 output.h, postreload-gcse.c, postreload.c, recog.c,
4941 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4942 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4943 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4944 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4945 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4946 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4947 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4948 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4950 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4951 config/alpha/alpha.c, config/arm/vfp.md,
4952 config/i386/emmintrin.h, config/i386/i386-modes.def,
4953 config/i386/i386-protos.h, config/i386/i386.h,
4954 config/i386/pmmintrin.h, config/i386/ppro.md,
4955 config/i386/predicates.md, config/i386/xmmintrin.h,
4956 config/i860/i860.c, config/ia64/ia64-modes.def,
4957 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4958 config/ia64/ia64.md, config/ia64/itanium1.md,
4959 config/ia64/itanium2.md, config/ia64/predicates.md,
4960 config/iq2000/iq2000.h, config/mips/linux64.h,
4961 config/rs6000/aix41.h, config/rs6000/aix43.h,
4962 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4963 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4964 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4965 config/sparc/linux64.h, config/sparc/litecoff.h,
4966 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4967 config/sparc/sparc.h, config/sparc/sparc.md,
4968 config/sparc/sysv4-only.h: Update copyright.
4970 2005-01-18 Richard Henderson <rth@redhat.com>
4973 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4975 2005-01-18 Marc Espie <espie@openbsd.org>
4976 * config/i386/openbsdelf.h: Typo.
4978 2005-01-18 Richard Henderson <rth@redhat.com>
4980 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4981 special case for sse.
4982 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4984 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4986 * tree-inline.c (estimate_num_insns_1): Added cases for
4987 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4989 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4991 PR rtl-optimization/19296
4992 * combine.c (simplify_comparison): Rewrite the condition under
4993 which a non-paradoxical SUBREG of a PLUS can be lifted when
4994 compared against a constant.
4996 2005-01-18 Andi Kleen <ak@muc.de>
4998 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4999 * c.opt (-Wpointer-sign): Add.
5000 * doc/invoke.texi: (-Wpointer-sign): Add.
5002 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5004 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5005 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5006 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5007 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5008 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5009 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5010 for TARGET_MIX_SSE_I387.
5011 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5012 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5013 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5014 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5015 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5016 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5017 TARGET_MIX_SSE_I387.
5018 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5021 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5024 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5025 Add movaps alternative for xmm reg->reg move.
5027 2005-01-17 Jeff Law <law@redhat.com>
5029 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5030 at the end of the main DOM loop rather than just before DOM exits.
5032 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5034 PR tree-optimization/19121
5035 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5036 adding aliases to a name tag, also add them to the pointer's
5038 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5039 sensitive alias info at all. Only check that the two pointers
5040 have compatible pointed-to sets.
5041 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5042 a pointer's type tag is a superset of the alias set of the
5045 2005-01-17 James E Wilson <wilson@specifixinc.com>
5048 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5049 comment to document why.
5051 2005-01-17 Richard Henderson <rth@redhat.com>
5053 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5054 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5055 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5056 sse2_vmsminv2df3_finite): New.
5057 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5058 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5059 Force op1 into register.
5061 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5063 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5064 bubblestrap from always rebuilding build directory.
5066 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5068 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5069 ("*cmpmem_short"): Likewise.
5071 2005-01-17 Steven Bosscher <stevenb@suse.de>
5073 * basic-block.h: Document BB_* flags.
5074 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5075 use an sbitmap instead.
5076 * sched-rgn.c (compute_trg_info): Likewise.
5078 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5080 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5081 redundant target_cpu_default and extra_parts lines. Use the default
5083 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5084 (SUBTARGET_EXTRA_SPECS): Delete.
5085 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5086 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5087 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5088 and "n32" for -mabi=n32.
5090 2005-01-17 Ian Lance Taylor <ian@airs.com>
5093 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5094 fold constant variables into initial values.
5096 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5098 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5100 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5101 through the statements backward.
5103 2005-01-17 Ian Lance Taylor <ian@airs.com>
5105 PR middle-end/13127:
5106 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5107 a variable set to the return value of the inlined function.
5109 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5111 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5112 when modes are tieable.
5114 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5116 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5117 of pthread_create to find out if threads are enabled.
5118 * gthr-posix95.h (__gthread_active_p): Likewise.
5120 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5122 * common.opt (-fnew-ra): Remove.
5124 * toplev.h (flag_new_regalloc): Remove.
5125 * Makefile.in (ra*.*): Don't mention.
5126 * passes.c (rest_of_handle_new_regalloc): Remove.
5127 (rest_of_handle_combine, rest_of_compilation): Always consider
5128 flag_new_regalloc as false.
5129 * doc/invoke.texi: Don't document -fnew-ra.
5131 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5133 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5134 last parameter to reg_scan.
5135 * loop.c (loop_optimize): Likewise.
5136 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5137 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5138 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5139 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5140 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5141 * regclass.c (reg_scan): Likewise, for the declaration.
5142 * rtl.h (reg_scan): Likewise, for the prototype.
5144 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5146 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5147 mark_dfs_back_edges.
5149 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5151 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5152 (compute_avail): Uses don't go in tmp_gen.
5154 2005-01-16 Steven Bosscher <stevenb@suse.de>
5156 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5157 loop to look for a free slot in a page entry.
5159 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5162 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5163 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5164 just before targetm.asm_out.file_end.
5165 * tree.h (process_pending_assemble_output_defs): Declare.
5166 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5168 (assemble_alias): Defer generation of assembly code for defines when
5169 TARGET_DEFERRED_OUTPUT_DEFS is true.
5170 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5171 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5172 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5174 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5177 * pa.c (pa_scalar_mode_supported_p): New function.
5178 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5179 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5181 * pa-protos.h (prefetch_operand): Delete.
5182 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5183 * pa.c (prefetch_operand): Delete.
5184 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5185 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5186 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5187 and prefetch_nocc_operand.
5188 * pa.md (prefetch): Rework to avoid reload problems handling short
5189 displacements when a cache control completer needs to be provided.
5190 (prefetch_32, prefetch_64): Delete.
5191 (prefetch_cc, prefetch_nocc): New patterns.
5193 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5195 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5197 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5201 exceeds maximum alignment for global common data.
5202 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5203 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5205 2004-01-15 Roger Sayle <roger@eyesopen.com>
5207 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5209 2004-01-15 Roger Sayle <roger@eyesopen.com>
5211 * harg-reg-set.h (reg_class_names): Prototype global array.
5212 * regclass.c (reg_class_names): Declare here and initialize to
5214 (dump_regclass): Remove local declaration of reg_class_names.
5215 (regclass): Likewise.
5216 * cfg.c (dump_flow_info): Likewise.
5217 * ra-debug.c (reg_class_names): Likewise.
5218 * regrename.c (reg_class_names): Likewise.
5219 * reload.c (reg_class_names): Likewise.
5220 * reload1.c (spill_failure): Likewise.
5221 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5223 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5225 * config/s390/s390.md ("reload_outti"): Remove predicate for
5226 output operand. Abort if operand is not a MEM.
5227 ("reload_outdi", "reload_outdf"): Likewise.
5229 2005-01-15 Marc Espie <espie@openbsd.org>
5231 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5232 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5233 * config/openbsd.h: Fix C++ includes for native configurations.
5234 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5235 Add trampoline support.
5236 * config/i386/openbsdelf.h: New.
5238 2005-01-15 Marc Espie <espie@openbsd.org>
5240 * collect2.c (main): Explicitly parse -dynamic-linker option.
5242 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5244 PR tree-optimization/19060
5245 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5246 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5247 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5248 and handle extract_range_from_cond returning false.
5249 * fold-const.c (fold): Optimize comparisons with min/max even for
5250 width > HOST_BITS_PER_WIDE_INT.
5252 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5254 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5255 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5256 Remove little endian multilib variants.
5257 Add mips32 multilib variant.
5259 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5261 * explow.c (copy_all_reg, stabilize): Remove.
5262 * expr.h: Remove the corresponding prototypes.
5264 * rtlanal.c (regs_set_between_p): Remove.
5265 * rtl.h: Remove the corresponding prototype.
5267 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5269 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5270 to rs6000_nonimmediate_operand.
5271 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5272 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5273 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5274 rs6000_nonimmediate_operand.
5275 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5276 rs6000_nonimmediate_operand.
5278 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5280 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5282 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5284 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5286 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5287 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5289 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5290 (rs6k_nonimmediate_operand): New.
5291 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5293 (legitimate_lo_sum_address_p): Same.
5294 (rs6000_legitimize_address): Same.
5295 (rs6000_legitimize_reload_address): Same.
5296 (rs6000_legitimate_address): Same.
5297 (spe_build_register_parallel): Pass DF and DC modes in a DI
5300 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5301 to rs6k_nonimmediate_operand.
5303 * config/rs6000/spe.md ("*frob_df_di"): New.
5304 ("*frob_di_df"): New.
5305 ("*frob_di_df_2"): New.
5306 ("*mov_sidf_e500_subreg0"): New.
5307 ("*mov_sidf_e500_subreg4"): New.
5308 ("*movdf_e500_double"): Change predicate to
5309 rs6k_nonimmediate_operand.
5311 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5313 * postreload.c (move2add_note_store): Only call
5314 trunc_int_for_mode on scalar integers.
5316 2005-01-14 Steven Bosscher <stevenb@suse.de>
5318 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5319 replace BB_VISITED uses.
5320 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5321 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5322 (tree_dce_done): Free visited_control_parents.
5323 (perform_tree_ssa_dce): Allocate and clear it.
5324 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5325 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5326 instead of BB_VISITED.
5328 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5330 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5331 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5332 Remove unused prototypes.
5334 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5336 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5337 64-bit register usage.
5338 (spe_func_has_64bit_regs_p): Add FIXME note.
5340 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5342 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5343 flag_finite_math_only with flag_unsafe_math_optimizations.
5345 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5347 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5349 (__tpf_eh_return): Copy TPF private stack area from the module
5350 boundary stack frame. Add check for when module addresses are
5351 equal, but no stub address is found.
5353 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5356 * arm.h (struct machine_function): Add call_via field.
5357 (thumb_call_via_label): Declare.
5358 * arm.c (thumb_call_via_label): New variable.
5359 (thumb_call_reg_needed): New variable.
5360 (arm_output_function_epilogue): For Thumb code, output any per-function
5361 call-indirect trampolines.
5362 (thumb_call_via_reg): New function.
5363 (arm_file_end): New function.
5364 (TARGET_ASM_FILE_END): Call arm_file_end.
5365 (aof_file_end): Likewise.
5366 * arm-protos.h (thumb_call_via_reg): Declare.
5367 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5368 thumb_call_via_reg in normal case.
5370 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5373 PR rtl-optimization/19348
5374 * recog.c (peephole2_optimize): Do global life update if some peephole
5375 decides it doesn't need at least one of its inputs and that change
5376 influences liveness at the start of the basic block.
5378 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5379 arguments instead of 1.
5381 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5384 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5385 zero for nested functions needing a static chain or functions
5386 with a non-constant address.
5388 2005-01-13 Roger Sayle <roger@eyesopen.com>
5390 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5391 (and (sign_extend X) C) into (zero_extend (and X C)).
5393 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5395 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5397 2005-01-13 Richard Henderson <rth@redhat.com>
5402 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5403 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5404 not just TARGET_SSE.
5405 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5406 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5407 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5408 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5409 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5410 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5411 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5412 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5413 (movdicc_c_rex64): Rename with '*'.
5414 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5415 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5416 (movsfcc_1_387): Rename from movsfcc_1.
5417 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5418 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5419 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5420 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5421 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5422 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5423 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5424 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5425 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5426 sse_movdfcc_const0_4): Remove.
5427 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5428 recognize min/max early. Update for changed sse cmove patterns.
5429 (ix86_split_sse_movcc): New.
5430 * config/i386/i386-protos.h: Update.
5432 2005-01-13 Steven Bosscher <stevenb@suse.de>
5434 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5435 (fix_stmt_v_may_defs): Likewise.
5437 2005-01-13 Richard Henderson <rth@redhat.com>
5439 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5440 for converting the mask.
5442 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5444 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5447 2005-01-13 Richard Henderson <rth@redhat.com>
5449 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5450 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5451 IX86_BUILTIN_MOVDQ2Q): Remove.
5452 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5453 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5454 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5456 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5457 (sse2_pextrw): Fix immediate constraint.
5458 (sse2_loadq, sse2_loadq_rex64): Remove.
5459 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5460 Use __builtin_ia32_vec_ext_<size>.
5461 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5463 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5465 * function.c (assign_parm_setup_block): Look inside original
5466 entry_parm when inspecting PARALLEL.
5468 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5469 Joel Sherrill <joel@oarcorp.com>
5472 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5473 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5474 rtems_gxx_recursive_mutex_init.
5475 (__gthread_recursive_mutex_lock): New function.
5476 (__gthread_recursive_mutex_trylock): Likewise.
5477 (__gthread_recursive_mutex_unlock): Likewise.
5479 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5481 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5483 2005-01-13 Jan Beulich <jbeulich@novell.com>
5485 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5486 (ashrti3_internal): Indicate output is early clobber. Generate result
5487 into output rather than first input. Use move for low word of output
5488 if shift count is exactly 64.
5489 (lshrti3_internal): Likewise.
5491 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5495 * reload1.c (delete_output_reload): Don't delete an output reload
5496 if the pseudo lives longer than a single basic block. Adjust and
5497 improve wording of comment.
5499 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5502 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5503 of TYPE_SIZE where we mean the number of bytes.
5505 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5507 * function.c (assign_parm_setup_block): Relax condition on
5508 multi-register optimization.
5510 2005-01-12 Nick Clifton <nickc@redhat.com>
5512 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5513 an "in_delay_slot" attribute of "no" to prevent them being used in
5514 delay slots. This is forbidden because they might generate
5517 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5520 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5523 2005-01-12 Nick Clifton <nickc@redhat.com>
5525 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5526 passed on to GAS) but do not define, as GAS no longer supports or
5527 needs the -m2000 option.
5529 2005-01-11 Roger Sayle <roger@eyesopen.com>
5531 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5532 type as args of unprototyped builtins aren't automatically promoted.
5533 (fold_builtin_abs): Likewise.
5535 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5537 * Makefile.in: Set a `build-warn' variable.
5539 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5541 PR tree-optimization/17949
5542 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5543 (find_interesting_uses_address): Use it.
5545 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5547 * regrename.c (kill_value): Handle subreg's that won't simplify.
5549 2005-01-11 Richard Henderson <rth@redhat.com>
5552 * config/i386/i386.h (enum ix86_builtins): Move ...
5553 * config/i386/i386.c: ... here.
5554 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5555 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5556 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5557 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5558 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5559 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5560 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5561 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5562 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5563 IX86_BUILTIN_LOADDDUP): Remove.
5564 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5565 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5566 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5567 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5568 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5569 (ix86_init_builtins): Make static.
5570 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5571 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5572 if all the modes match. Otherwise, fake it.
5573 (get_element_number, ix86_expand_vec_init_builtin,
5574 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5575 (ix86_expand_builtin): Make static. Update for changed builtins.
5576 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5577 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5578 (ix86_expand_vector_init_duplicate): New.
5579 (ix86_expand_vector_init_low_nonzero): New.
5580 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5581 Split out from ix86_expand_vector_init; handle integer modes.
5582 (ix86_expand_vector_init): Use them.
5583 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5584 * config/i386/i386-protos.h: Update.
5585 * config/i386/predicates.md (reg_or_0_operand): New.
5586 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5587 (movv2sf_internal): Likewise. And a splitter to match them all.
5588 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5589 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5590 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5591 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5592 (mmx_pinsrw): Fix operand ordering.
5593 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5594 rather than sse_loadss expander.
5595 (movv2df splitter): Similarly.
5596 (sse_loadss, sse_loadlss): Remove.
5597 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5598 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5599 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5600 (sse3_movddup): Rename with '*'.
5601 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5602 (sse2_loadsd): Remove.
5603 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5604 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5605 (sse2_pinsrw): Fix argument ordering.
5606 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5607 (sse2_stored): Remove 'r' destination.
5608 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5609 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5610 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5611 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5612 vec_extractv16qi, vec_initv16qi): New.
5614 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5615 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5616 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5618 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5619 (_mm_load_si128, _mm_store_si128): Likewise.
5620 (_mm_load1_pd): Use _mm_set1_pd.
5621 (_mm_load_sd): Use _mm_set_sd.
5622 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5623 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5624 (_mm_set_epi64): Use _mm_set_epi64x.
5625 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5626 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5627 _mm_setr_epi8): Use _mm_set_foo form.
5628 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5629 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5630 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5631 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5632 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5633 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5634 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5635 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5636 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5637 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5638 (_mm_movedup_pd): Use _mm_shuffle_pd.
5639 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5640 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5641 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5642 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5644 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5645 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5646 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5647 (_mm_store_ps): Use raw dereference.
5648 (_mm_store1_ps): Use _mm_storeu_ps.
5649 (_mm_storer_ps): Use _mm_store_ps.
5650 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5651 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5653 2005-01-11 Stan Shebs <shebs@apple.com>
5655 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5656 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5658 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5661 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5662 Skip all DECLs except for FIELD_DECLs.
5664 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5666 * config/s390/s390.c (override_options): Return error if
5667 -mbackchain, -mpacked-stack and -mhard-float are used together.
5668 (s390_va_start): Remove the backchain && packed-stack special case.
5669 (s390_gimplify_va_arg): Likewise.
5670 * doc/invoke.texi: Remove the ABI incompatibility note.
5672 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5674 * config/s390/s390.c (struct s390_frame_layout): Remove
5676 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5677 save_backchain_p with TARGET_BACKCHAIN.
5679 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5682 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5683 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5684 * function.c (locate_and_pad_parm): Set new field.
5685 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5686 Tweak where_pad test to include "none". Always set mem align for
5688 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5689 not sufficient for type.
5690 (assign_parm_setup_block): If stack_parm is zero on entry, always
5691 make a new stack local. Block move old stack parm if necessary
5692 to new aligned stack local.
5693 (assign_parm_setup_stack): Use a block move to handle
5694 potentially misaligned entry_parm.
5695 (assign_parms_unsplit_complex): Specify required alignment when
5696 creating stack local.
5697 * calls.c (compute_argument_addresses): Override alignment of stack
5698 arg calculated from its type with the alignment given by
5699 FUNCTION_ARG_BOUNDARY.
5700 (store_one_arg): Likewise.
5702 2005-01-11 Jan Beulich <jbeulich@novell.com>
5704 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5705 Change respective itanium_class attribute to ialu.
5706 (shladdp4_internal): New.
5707 * config/ia64/predicates.md (shladd_log2_operand): New.
5709 2005-01-11 Richard Henderson <rth@redhat.com>
5711 * expr.c (store_constructor): Use rtvec_alloc instead of
5712 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5714 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5716 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5718 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5720 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5721 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5722 (TARGET_RWRELOC): Define.
5723 (ia64_rwreloc_section_type_flags): Delete.
5724 (ia64_section_type_flags): New function.
5725 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5726 (TARGET_RWRELOC): Define.
5728 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5731 * config/ia64/ia64.c (process_set): For alloc insn, only call
5732 process_epilogue is !frame_pointer_needed.
5734 2005-01-10 Roger Sayle <roger@eyesopen.com>
5737 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5738 unary operator and can't be treated as a binary/comparison operator.
5740 2005-01-10 Richard Henderson <rth@redhat.com>
5742 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5743 (ix86_return_in_memory): Likewise.
5744 (function_arg_advance): Likewise. Mirror structure in function_arg
5745 for choosing register to advance.
5747 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5749 * tree-vectorizer.c, tree.def: Fix comment typos.
5751 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5753 * config/s390/s390.c (struct processor_costs): 4 new fields:
5754 ddbr, ddr, debr, der.
5755 (s390_rtx_costs): More precise handling of divide instructions.
5757 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5759 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5761 2005-01-10 Jan Beulich <jbeulich@novell.com>
5763 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5764 names resulting from -ffunction-sections/-fdata-sections and linkonce
5766 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5767 based on the section name. Rearrange the section name comparison logic
5768 slightly so that each section name is compared against at most once.
5770 2005-01-10 Ben Elliston <bje@au.ibm.com>
5772 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5773 targets for which -fPIC reduces limitations on the GOT size.
5775 2005-01-09 Falk Hueffner <falk@debian.org>
5777 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5780 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5783 * collect2.c (main): Set aixrtl_flag for -brtl option.
5784 (resolve_lib_name): Search for .so file extension before .a
5787 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5789 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5790 (vect_analyze_data_refs_alignment): Add dump prints.
5792 2005-01-09 Ira Rosen <irar@il.ibm.com>
5794 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5795 expr_invariant_in_loop_p.
5796 Initialize outputs first thing in the function.
5797 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5798 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5799 (vect_analyze_pointer_ref_access): Check that the initial condition of
5800 the access function is loop invariant.
5802 2005-01-09 Richard Henderson <rth@redhat.com>
5804 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5805 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5806 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5807 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5808 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5809 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5810 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5811 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5812 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5813 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5814 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5815 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5816 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5817 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5818 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5819 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5820 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5821 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5822 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5823 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5824 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5825 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5826 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5828 (mmx_clrdi, pavgusb): Remove.
5829 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5830 with leading sse_ prefix.
5831 * config/i386/sse.md: Receive them.
5832 * config/i386/mmx.md: New file.
5833 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5834 (subrv2sf3): Turn into expander for normal subtraction.
5835 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5836 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5837 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5838 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5839 commutative; use ix86_binary_operator_ok.
5840 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5841 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5842 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5843 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5844 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5845 Macroize from existing patterns; use ix86_binary_operator_ok.
5846 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5847 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5848 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5849 with vec_select+vec_concat.
5850 (mmx_pshufw, mmx_pshufw_1): Likewise.
5851 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5852 (mmx_uavgv4hi3): Model correctly.
5853 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5854 _mm_xor_si64): Remove casts.
5856 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5858 PR tree-optimization/19224
5859 * tree-scalar-evolution.c (get_instantiated_value,
5860 set_instantiated_value): New functions.
5861 (instantiate_parameters_1): Cache the results.
5862 (instantiate_parameters, resolve_mixers): Initialize and free
5865 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5867 * config/i386/i386.md (addhi_4): Correct reference in comment.
5870 2005-01-08 Richard Henderson <rth@redhat.com>
5872 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5873 (_mm_cvtsi128_si64x): Likewise.
5874 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5875 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5876 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5877 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5878 * config/i386/i386-protos.h: Update.
5879 * config/i386/i386.c (print_operand): Add 'H'.
5880 (ix86_fixup_binary_operands): Split out from ...
5881 (ix86_expand_binary_operator): ... here.
5882 (ix86_fixup_binary_operands_no_copy): New.
5883 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5884 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5885 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5886 (safe_vector_operand): Use CONST0_RTX.
5887 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5888 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5889 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5890 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5892 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5893 (IX86_BUILTIN_CMPNGESS): New.
5894 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5895 (attr type): Add sselog1.
5896 (attr unit, attr memory): Handle it.
5897 (movti, movti_internal, movti_rex64): Move near other integer moves.
5898 (movtf, movtf_internal): Move near other fp moves.
5899 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5900 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5901 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5902 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5903 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5904 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5905 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5906 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5907 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5908 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5909 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5910 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5911 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5912 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5913 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5914 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5915 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5916 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5917 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5918 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5919 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5920 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5921 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5922 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5923 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5924 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5925 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5926 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5927 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5928 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5929 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5930 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5931 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5932 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5933 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5934 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5935 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5936 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5937 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5938 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5939 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5940 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5941 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5942 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5944 (SSEPUSH, push<SSEPUSH>): Remove.
5945 (MMXPUSH, push<MMXPUSH>): Remove.
5946 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5947 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5948 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5949 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5950 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5951 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5952 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5953 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5954 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5955 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5956 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5957 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5958 (ppro_sse_log_V4SF): Handle sselog1.
5959 * config/i386/predicates.md (const_0_to_1_operand): New.
5960 (const_0_to_255_mul_8_operand): New.
5961 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5962 (const_2_to_3_operand, const_4_to_7_operand): New.
5963 * config/i386/sse.md: New file.
5964 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5965 (sse_movups): Rename from sse_movups_1.
5966 (sse_loadlss): Rename from sse_loadss_1.
5967 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5969 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5970 (absv4sf2, negv2df, absv2df): New.
5971 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5972 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5973 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5974 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5975 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5976 (sse3_addsubv4sf3): Model correctly.
5977 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5978 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5979 (sse_movhlps): Model with vec_select+vec_concat.
5980 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5981 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5982 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5983 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5984 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5985 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5986 sse2_pshufhw_1): Likewise.
5987 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5988 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5989 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5990 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5991 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5992 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5993 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5994 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5995 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5996 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5997 sminv8hi3): Mark commutative
5998 operands. Use ix86_binary_operator_ok.
5999 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6000 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6001 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6002 sse2_punpcklqdq): Allow operand2 in memory.
6003 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6004 sse2_movsd): Add memory alternatives.
6005 (sse_storelps): Turn expander into an insn; split after reload.
6006 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6007 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6009 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6011 * configure.ac (DWARF-2 debug_line): Use objdump.
6012 * configure: Regenerate.
6014 2005-01-08 Jeff Law <law@redhat.com>
6015 Diego Novillo <dnovillo@redhat.com>
6017 PR tree-optimization/18241
6018 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6019 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6020 statements with volatile operands.
6021 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6022 operands after marking a statement with has_volatile_ops.
6024 2005-01-08 Roger Sayle <roger@eyesopen.com>
6026 * tree.c (int_fits_type_p): Always honor integer constant
6027 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6029 2005-01-08 Roger Sayle <roger@eyesopen.com>
6031 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6032 the latent bug in rtl_delete_block has been resolved.
6034 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6036 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6037 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6039 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6041 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6042 library as @multilib_dir@/$(SHLIB_SONAME).
6044 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6046 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6047 * configure: Regenerate.
6049 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6051 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6054 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6057 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6058 Convert non-word aligned offset address using ld/std into
6061 2005-01-07 Richard Henderson <rth@redhat.com>
6063 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6065 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6067 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6069 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6071 PR tree-optimization/19283
6072 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6073 is not shorter than the original type.
6075 PR rtl-optimization/19012
6076 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6078 PR rtl-optimization/18861
6079 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6080 (FULL_STATE): Define.
6081 (mark_tablejump_edge): New function.
6082 (purge_dead_tablejump_edges): New function.
6083 (find_bb_boundaries): Use it.
6085 PR tree-optimization/18828
6086 * builtins.c (expand_builtin_next_arg): Remove argument and all
6087 the argument checking.
6088 (expand_builtin): Adjust caller.
6089 (expand_builtin_va_start): Likewise. Remove error for too many
6091 (fold_builtin_next_arg): Issue error for too many arguments.
6092 After checking arguments, replace them with magic arguments that
6093 prevent further checking of the args.
6095 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6097 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6099 2005-01-06 Roger Sayle <roger@eyesopen.com>
6102 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6103 and %{.S:...} (and their negative variants) to test whether the
6104 input file is assembler or pre-processed-assembler independent of
6105 the actual filename extension.
6107 2005-01-06 Roger Sayle <roger@eyesopen.com>
6109 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6110 of sign or zero extended values.
6112 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6114 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6115 for IBM long double format correctly.
6117 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6119 Fix PR tree-optimization/18792
6121 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6122 to first_loop_depth, and use loop depth instead of loop number.
6123 (build_classic_dir_vector): Ditto.
6124 (compute_data_dependences_for_loop): Use depth, not loop number.
6125 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6126 number. Pass in loops, instead of loop numbers.
6127 (gather_interchange_stats): Ditto.
6128 (linear_transform_loops): Ditto.
6130 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6133 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6134 biv_fits_mode_p, extension_within_bounds_p): New functions.
6135 (check_ext_dependent_givs): Use them.
6137 2005-01-06 Roger Sayle <roger@eyesopen.com>
6139 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6140 more than one barrier, in which case we should delete them all.
6142 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6144 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6146 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6148 Fix PR middle-end/19286
6150 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6151 output this subprogram, simply ignore this attempt to do it again.
6152 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6153 origin attribute if it's not possible.
6154 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6155 (decls_for_scope): Ditto.
6156 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6157 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6159 2005-01-05 Richard Henderson <rth@redhat.com>
6162 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6163 (bdesc_2arg): Use it.
6164 (ix86_expand_binop_builtin): Force operands into registers
6166 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6167 ix86_expand_sse_compare, ix86_expand_sse_comi,
6168 ix86_expand_builtin): Likewise.
6170 2005-01-05 Richard Henderson <rth@redhat.com>
6172 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6174 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6175 (mulv4hi3): Set itanium_class mmmul.
6176 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6177 (fpack): Rename from fpack_sfsf.
6179 2005-01-05 Richard Henderson <rth@redhat.com>
6182 * reload1.c (do_input_reload): Restrict the optimization deleteing
6183 a previous output reload to RELOAD_FOR_INPUT.
6185 2005-01-05 Steven Bosscher <stevenb@suse.de>
6187 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6188 comment that we fall through after case.
6189 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6190 (distribute_links): Likewise.
6191 * cse.c (cse_insn): Likewise.
6192 * cselib.c (cselib_invalidate_mem): Likewise.
6193 * df.c: Update comments at the top of the file.
6194 (read_modify_subreg_p): Update comments here too.
6195 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6196 * flow.c (mark_set_1): Likewise.
6197 (mark_used_regs): Likewise.
6198 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6199 (canon_list_insert): Likewise.
6200 (mark_set): Likewise.
6201 (try_replace_reg): Likewise.
6202 (store_killed_in_insn): Likewise.
6203 * loop.c (count_one_set): Likewise.
6204 (basic_induction_var): Likewise.
6205 * postreload-gcse.c (find_mem_conflicts): Likewise.
6206 * postreload.c (reload_combine_note_store): Likewise.
6207 (move2add_note_store): Likewise.
6208 * reload.c (find_equiv_reg): Likewise.
6209 (mark_referenced_resources): Likewise.
6210 * rtlanal.c (set_noop_p): Likewise.
6211 (note_stores): Likewise.
6212 (note_uses): Likewise.
6213 * sched-deps.c (sched_analyze_1): Likewise.
6214 * sched-rgn.c (check_live_1): Likewise.
6215 (update_live_1): Likewise.
6216 * config/i860/i860.c: Likewise.
6218 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6220 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6222 * doc/rtl.texi: Update documentation for bit-fields and SET.
6224 2005-01-05 Roger Sayle <roger@eyesopen.com>
6226 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6228 2005-01-05 Jan Hubicka <jh@suse.cz>
6229 Richard Henderson <rth@redhat.com>
6232 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6235 2005-01-05 Richard Henderson <rth@redhat.com>
6238 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6239 (sse_shufps): Change operand 3 to const_int_operand.
6240 (sse2_storelps): Fix typo in template.
6241 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6242 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6243 (ix86_expand_builtin): Likewise.
6245 2005-01-05 Julian Brown <julian@codesourcery.com>
6247 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6248 as aggregates for AAPCS ABIs.
6250 2005-01-05 Stan Shebs <shebs@apple.com>
6252 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6253 Mach-O getters if ppc64.
6254 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6256 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6257 signed four-byte field for global code case.
6258 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6260 2005-01-05 Roger Sayle <roger@eyesopen.com>
6263 * c-common.c: Include real.h.
6264 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6265 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6266 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6267 * Makefile.in (c-common.o): Update dependencies.
6269 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6271 * c-parse.in (asm_string): Add trailing semicolon.
6273 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6275 * c-parse.in (asm_string): New. Don't allow wide strings in
6277 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6278 asm_string instead of STRING.
6280 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6282 * c-typeck.c (constructor_no_implicit): Remove.
6283 (set_designator, process_init_element): Don't check
6284 constructor_no_implicit.
6286 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6287 Kaz Kojima <kkojima@gcc.gnu.org>
6290 * lcm.c (create_pre_exit): New.
6291 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6292 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6294 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6296 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6297 -msoft-float in target_float_switch.
6298 * arm.c (arm_override_options): Fix processing of target_float_switch.
6300 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6302 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6305 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6307 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6308 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6310 2005-01-04 Roger Sayle <roger@eyesopen.com>
6312 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6313 if deleting the then-block allows the test-block to fallthru to the
6316 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6319 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6320 after the full declaration if the are in two different TUs.
6322 2005-01-04 Richard Henderson <rth@redhat.com>
6325 * tree-sra.c (generate_one_element_init): Just
6326 call gimplify_and_add.
6327 (generate_element_init): Record the
6328 new referenced variables and mark them for renaming
6329 and split out to ...
6330 (generate_element_init_1): This.
6331 (scalarize_init): Don't call push_gimplify_context/
6332 pop_gimplify_context.
6334 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6336 * toplev.c (get_src_pwd): Handle failure of getpwd().
6338 2005-01-04 Roger Sayle <roger@eyesopen.com>
6340 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6342 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6343 all the cases handled by it are inverted by invert_truthvalue.
6345 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6347 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6348 (save_register_windowsi): Likewise.
6350 2005-01-04 Richard Henderson <rth@redhat.com>
6352 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6354 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6357 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6358 any simplifications of vector mode comparison operators.
6359 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6361 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6362 Devang Patel <dpatel@apple.com>
6364 PR tree-optimization/18308
6365 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6366 the operands before creating a new expression.
6367 * dojump.c (do_jump): Make drop_through_label available
6368 for all cases. Add expansion of COND_EXPR.
6370 2005-01-04 Ira Rosen <irar@il.ibm.com>
6372 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6373 INTEGER_CST instead of TREE_CONSTANT.
6374 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6375 instead of TREE_CONSTANT.
6376 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6377 instead of TREE_CONSTANT.
6379 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6381 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6383 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6386 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6387 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6389 2005-01-03 Richard Henderson <rth@redhat.com>
6391 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6392 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6393 fold_convert_const_real_from_real): Split out from ...
6394 (fold_convert_const): ... here.
6396 2005-01-03 Richard Henderson <rth@redhat.com>
6399 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6400 (mov<MMXMODEI>_internal): Likewise.
6401 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6402 Add V2SF case; use it for SSE1; don't use TI.
6403 (movdf_integer): Likewise.
6404 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6406 2005-01-03 Ira Rosen <irar@il.ibm.com>
6408 * tree-vectorizer.c (vect_strip_conversions): New function.
6409 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6410 check for binary class.
6412 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6416 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6418 * gimple-low.c (mark_blocks_with_used_vars): New function.
6419 (mark_blocks_with_used_subblocks): Ditto.
6420 (mark_used_blocks): Ditto.
6421 (pass_mark_used_blocks): New pass.
6422 * tree-inline.c: Include debug.h.
6423 (expand_call_inline): Call outlining_inline_function here.
6424 * tree-optimize.c (init_tree_optimization_passes): Add
6425 pass_mark_used_blocks.
6426 * tree-pass.h (pass_mark_used_blocks): New.
6427 * Makefile.in (tree-inline.o): Add debug.h dependency.
6429 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6431 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6432 VAR_DECLs to have weak_import attribute.
6434 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6437 2004-01-03 Steven Bosscher <stevenb@suse.de>
6439 * passes.c (rest_of_compilation): Don't run regmove if only
6440 flag_expensive_optimizations, require flag_regmove instead.
6442 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6444 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6446 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6447 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6448 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6449 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6451 2005-01-03 Richard Henderson <rth@redhat.com>
6453 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6454 (ia64_const_ok_for_letter_p): New.
6455 (ia64_const_double_ok_for_letter_p): New.
6456 (ia64_extra_constraint): New.
6457 (ia64_expand_vecint_compare): New.
6458 (ia64_expand_vcondu_v2si): New.
6459 (ia64_expand_vecint_cmov): New.
6460 (ia64_expand_vecint_minmax): New.
6461 (ia64_print_operand): Add 'v'.
6462 (ia64_preferred_reload_class): New.
6463 (ia64_vector_mode_supported_p): New.
6464 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6465 (PREFERRED_RELOAD_CLASS): Move to function.
6466 (CONST_OK_FOR_LETTER_P): Move to function.
6467 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6468 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6469 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6470 (EXTRA_CONSTRAINT): Move to function.
6471 * config/ia64/ia64.md: Include vect.md.
6472 (itanium_class): Add mmalua.
6474 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6476 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6477 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6479 (const_int_2bit_operand): New.
6480 (fr_reg_or_0_operand): New.
6481 * config/ia64/ia64-modes.def: Add vector modes.
6482 * config/ia64/ia64-protos.h: Update.
6483 * config/ia64/vect.md: New file.
6485 2005-01-03 Richard Henderson <rth@redhat.com>
6487 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6489 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6492 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6494 (log1pdf2): Change mode of operands[0,1] to DFmode.
6496 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6498 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6499 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6500 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6501 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6502 SPARC_RELAXED_ORDERING.
6504 2005-01-03 Richard Henderson <rth@redhat.com>
6505 Uros Bizjak <uros@kss-loka.si>
6508 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6509 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6510 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6512 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6513 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6514 const_pow2_1_to_128_operand): New predicates.
6516 2005-01-02 Greg McGary <greg@mcgary.org>
6518 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6520 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6521 object. [ptr_type]: Remove unused variable.
6522 Remember nearest addressable array-element or record-component
6523 when checking bitfield components. Tolerate empty BIND_EXPR.
6525 2005-01-01 Richard Henderson <rth@redhat.com>
6527 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6528 that don't narrow the value. Fail for other conversions.
6530 2005-01-01 Richard Henderson <rth@redhat.com>
6533 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6534 * c-lang.c (finish_file): Don't do it here.
6535 * objc/objc-act.c (objc_finish_file): Likewise.
6537 * cgraph.c (decl_assembler_name_equal): New.
6538 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6539 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6540 * cgraph.h (struct cgraph_varpool_node): Add next.
6541 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6542 * varasm.c (assemble_alias): Mark the target as needed.
6544 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6547 * function.c (get_arg_pointer_save_area): Use entry_of_function
6548 instead of get_insns.
6550 2005-01-01 Roger Sayle <roger@eyesopen.com>
6551 Andrew Pinski <pinskia@physics.uc.edu>
6552 James E. Wilson <wilson@specifixinc.com>
6554 PR rtl-optimization/12092
6555 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6558 2005-01-01 Roger Sayle <roger@eyesopen.com>
6559 Olivier Hainque <hainque@act-europe.fr>
6561 * tree.c (int_fits_type_p): A narrower type always fits in a
6562 wider one, except for negative values into unsigned types.
6564 2005-01-01 Roger Sayle <roger@eyesopen.com>
6566 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6567 with the original constant rather than require TREE_OVERFLOW.
6569 2005-01-01 Steven Bosscher <stevenb@suse.de>
6572 * c-decl.c (finish_function): If compiling C99, annotate the
6573 compiler generated return with the current file name and line 0.
6574 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6575 the source line is greater than 0.
6576 (remove_bb): Likewise.
6578 See ChangeLog.12 for earlier changes.