1 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10 (mark_operand_necessary): Remove local variable ver.
12 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
15 * value-prof.c (mod_subtract_transform): Remove local variable
18 * builtins.c (fold_builtin_exponent): Take decomposed
19 arguments of CALL_EXPR.
20 (fold_builtin_1): Update a call to fold_builtin_exponent.
22 * builtins.c (fold_builtin_logarithm): Take decomposed
23 arguments of CALL_EXPR.
24 (fold_builtin_1): Update a call to fold_builtin_logarithm.
26 * c-decl.c (c_init_decl_processing): Remove local variables
27 ptr_ftype_void and ptr_ftype_ptr.
29 * gimplify.c (gimplify_expr): Remove local variables r0 and
32 * reg-stack.c (move_for_stack_reg): Remove local variable
34 (compare_for_stack_reg): Remove local variable flags_user.
35 (convert_regs_1): Remove local variable deleted.
37 2005-03-12 Geoffrey Keating <geoffk@apple.com>
39 * c-lex.c (c_lex_with_flags): Add parameter to call to
42 2005-03-11 Per Bothner <per@bothner.com>
44 * c-tree.h (struct c_declarator): New id_loc field.
45 * c-pragma.h (c_lex_with_flags): Take position reference.
46 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
47 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
48 (c_lex): Pass dummy location to c_lex_with_flags.
49 * c-parser.c (c_lex_one_token): Set c_token's location using
50 c_lex_with_flags, instead of input_location, which might be "ahead".
51 (c_parser_direct_declarator): Set declarator's id_loc from
53 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
54 declarator's id_loc, rather than probably-imprecise input_location.
55 (build_id_declarator): Initialize c_declarator's id_loc field.
57 2005-03-11 Roger Sayle <roger@eyesopen.com>
60 * builtins.c (expand_builtin_signbit): Force the signbit's word
61 into an integer register to avoid SUBREGs of floating point modes.
63 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
65 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
66 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
67 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
68 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
70 2005-03-11 David Edelsohn <edelsohn@gnu.org>
72 PR rtl-optimization/20306
73 * expr.c (emit_move_complex): Set try_int false if mode is
74 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
75 emit_block_move if try_int is true.
77 2005-03-11 Richard Henderson <rth@redhat.com>
80 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
81 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
84 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
86 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
87 (TARGET_FIX_VR4130): New macro.
88 (TARGET_OPTIONS): Add -mfix-vr4130.
89 (ISA_HAS_MACCHI): New macro.
90 (ASM_SPEC): Add -mfix-vr4130.
91 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
92 (override_options): Handle mips_fix_vr4130_string.
93 (mips_avoid_hazards): Clear all_noreorder_p
94 if we're working around VR4130 errata and the macc alternatives
96 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
97 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
98 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
99 (MULTILIB_DEFAULTS): Remove leading "march=".
100 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
101 if no architecture option is given.
102 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
104 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
105 * doc/invoke.texi: Document -mfix-vr4130.
107 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
109 * config/mips/mips.c (override_options): Only warn about -mint64
110 deprecation if TARGET_INT64.
112 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
115 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
116 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
117 are non-specific regarding the nonnull parameter positions.
118 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
119 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
120 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
121 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
123 * builtins.def: Use the non-specific "nonnull" attibute lists.
125 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
127 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
128 single_pred_edge, single_succ, single_pred): Improve comments.
130 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
132 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
133 single_pred_edge, single_succ, single_pred): New inline functions.
134 * bb-reorder.c (rotate_loop, find_traces_1_round,
135 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
136 duplicate_computed_gotos): Use the single_succ/pred functions.
137 * cfganal.c (forwarder_block_p): Ditto.
138 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
139 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
140 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
141 merge_seq_blocks): Ditto.
142 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
143 * cfglayout.c (fixup_reorder_chain): Ditto.
144 * cfgloop.c (mark_single_exit_loops, update_latch_info,
145 canonicalize_loop_headers, verify_loop_structure): Ditto.
146 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
147 mfb_update_loops, create_preheader, force_single_succ_latches,
148 create_loop_notes): Ditto.
149 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
150 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
151 commit_one_edge_insertion, purge_dead_edges,
152 cfg_layout_can_merge_blocks_p): Ditto.
153 * except.c (sjlj_emit_function_enter): Ditto.
154 * flow.c (init_propagate_block_info): Ditto.
155 * function.c (thread_prologue_and_epilogue_insns): Ditto.
156 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
157 insert_insn_end_bb): Ditto.
158 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
159 find_if_case_2): Ditto.
160 * lambda-code.c (perfect_nestify): Ditto.
161 * lcm.c (optimize_mode_switching): Ditto.
162 * loop-doloop.c (doloop_modify): Ditto.
163 * loop-init.c (loop_optimizer_init): Ditto.
164 * loop-iv.c (simplify_using_initial_values): Ditto.
165 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
166 * loop-unswitch.c (unswitch_loop): Ditto.
167 * modulo-sched.c (generate_prolog_epilog): Ditto.
168 * predict.c (combine_predictions_for_insn, estimate_probability,
169 tree_estimate_probability, last_basic_block_p,
170 estimate_bb_frequencies): Ditto.
171 * profile.c (branch_prob): Ditto.
172 * regrename.c (copyprop_hardreg_forward): Ditto.
173 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
174 * tracer.c (layout_superblocks): Ditto.
175 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
176 cfg_remove_useless_stmts_bb, cleanup_control_flow,
177 cleanup_control_expr_graph, disband_implicit_edges,
178 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
179 tree_verify_flow_info, tree_make_forwarder_block,
180 tree_forwarder_block_p, remove_forwarder_block,
181 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
182 * tree-if-conv.c (tree_if_conversion): Ditto.
183 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
184 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
185 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
186 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
187 copy_loop_headers): Ditto.
188 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
189 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
190 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
191 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
192 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
193 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
194 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
195 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
196 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
197 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
198 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
199 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
200 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
201 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
202 slpeel_add_loop_guard): Ditto.
204 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
206 PR tree-optimization/15784
207 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
210 * stmt.c (expand_case): Don't change index_type. Convert minval
213 PR tree-optimization/20130
214 * fold-const.c (fold): Fold x * -1 into -x.
216 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
218 PR rtl-optimization/20331
219 * rtlanal.c (modified_between_p): Check its address first for MEM.
220 (modified_in_p): Likewise.
222 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
224 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
226 2005-03-10 Steven Bosscher <stevenb@suse.de>
228 * expr.c (expand_expr_real_1): If possible, use a conditional
229 move for expanding MIN_EXPR and MAX_EXPR.
230 Use temp for moving around rtx-en.
232 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
235 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
238 2005-03-10 Roger Sayle <roger@eyesopen.com>
240 * builtins.c (expand_builtin_signbit): Extend to handle floating
241 point modes wider than the largest integer type, using the
242 operand_subword_force function to obtain the signbit's word.
244 2005-03-10 Jakub Jelinek <jakub@redhat.com>
247 * combine.c (try_combine): If recog_for_combine added CLOBBERs
248 to NEWI2PAT, fail to combine if they are used by NEWPAT.
250 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
252 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
254 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
256 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
258 (perform_edge_inserts): Unconditionally call
261 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
263 2005-03-10 Bob Wilson <bob.wilson@acm.org>
265 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
267 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
269 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
271 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
273 (rtl_register_value_prof_hooks,
274 tree_value_profile_transformations,
275 tree_register_value_prof_hooks): Likewise.
276 * var-tracking.c (stack_adjust_offset_pre_post,
277 variable_htab_free, variable_union, dataflow_set_different_2,
278 count_uses, variable_was_changed, set_frame_base_location,
279 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
280 vt_add_function_parameters): Likewise.
281 * varasm.c (named_section_real, named_section, make_decl_rtl,
282 asm_emit_uninitialised, assemble_integer, decode_addr_const,
283 const_hash_1, compare_constant, copy_constant, force_const_mem,
284 output_constant_pool_2, output_constant_pool_1, output_constant,
285 output_constructor, make_decl_one_only, decl_tls_model,
286 default_no_named_section, default_elf_select_section_1,
287 default_unique_section_1): Likewise.
288 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
289 * vmsdbgout.c (addr_const_to_string): Likewise.
292 * function.c (struct assign_parm_data_one): Remove last_named
294 (assign_parm_find_data_types): Don't determine last_named.
295 Reorder named_parm determination.
296 (assign_parms): Only setup varargs on the last non-varadic
299 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
301 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
302 sda base address on medium model.
304 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
306 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
307 * cfgloop.c (flow_loop_nodes_find): Export.
308 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
310 * cfgloopmanip.c (fix_loop_structure): New function.
311 * predict.c (predict_loops): Clean up the loops information.
312 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
313 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
315 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
316 (rewrite_into_loop_closed_ssa): Declaration changed.
317 * tree-loop-linear.c (linear_transform_loops): Add argument to
318 rewrite_into_loop_closed_ssa call.
319 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
320 * tree-ssa-loop-im.c (move_computations): Ditto.
321 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
322 * tree-vectorizer.c (vectorize_loops): Ditto.
323 * tree-optimize.c: Include cfgloop.h.
324 (execute_todo): Choose whether to call cleanup_tree_cfg or
325 cleanup_tree_cfg_loop.
326 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
327 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
328 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
329 cleanup_tree_cfg_loop call.
330 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
331 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
334 2005-03-10 Jakub Jelinek <jakub@redhat.com>
337 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
338 with multiple alternatives.
340 * stmt.c (parse_output_constraint): Fix a typo.
342 2005-03-09 Bob Wilson <bob.wilson@acm.org>
344 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
345 assembly directive instead of deprecated "no-generics".
347 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
349 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
350 for non-offsettable memory references to cope with outstanding reload
352 * config/s390/s390.md ("reload_outti"): Call find_replacement to
353 avoid losing outstanding address reloads.
354 ("reload_outdi", "reload_outdf"): Likewise.
356 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
358 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
359 code. Add more cbrt transformations.
361 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
363 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
365 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
367 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
368 NULL_TREE when a given tree is not simplified.
369 (fold): Return the original tree when any of the functions
370 mentioned above NULL_TREE.
372 * fold-const.c (fold_unary, fold_binary): Take decomposed
373 arguments, code, type, op0, and op1 in case of fold_binary.
374 (fold): Update calls to fold_unary and fold_binary.
376 2005-03-09 Roger Sayle <roger@eyesopen.com>
378 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
379 a fndecl and an arglist instead of a CALL_EXPR, exp.
381 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
383 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
385 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
387 * expr.c (expand_assignment): Remove orig_to_rtx.
389 * fold-const.c (int_const_binop): Remove no_overflow.
391 * ifcvt.c (noce_emit_move_insn): Remove inmode.
393 * loop-iv.c (get_biv_step_1): Remove lhs.
395 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
397 * real.c (real_nan): Remove neg.
399 * function.c (thread_prologue_and_epilogue_insns): Remove i
402 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
405 * tree-eh.c (tree_could_trap_p): Remove idx.
407 * tree-into-ssa.c (ann): Remove ann.
409 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
411 * tree-sra.c (decide_block_copy): Remove inst_count.
413 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
415 * tree-ssa-loop-im.c (lhs): Remove.
417 * cfgbuild.c (state, STATE, SET_STATE,
418 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
420 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
421 (find_basic_blocks): Set the state of each basic block to
424 2005-03-08 Jeff Law <law@redhat.com>
426 * tree-cfg.c (cleanup_control_flow): If removal of a computed
427 goto results in the removal of edges in the CFG, then we need
428 to recompute dominators.
430 2005-03-09 Ben Elliston <bje@au.ibm.com>
432 * c-common.c (c_do_switch_warnings): Comment fix.
434 2005-03-08 Julian Brown <julian@codesourcery.com>
436 * Patch from 2005-03-08 reverted for causing regressions and
437 ppc-darwin bootstrap failure.
439 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
441 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
442 Define the real function for ppc-darwin.
443 * c-typeck.c (convert_arguments): Check for target-specific
444 invalid argument call to unprototyped function.
445 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
447 * target.h (invalid_arg_for_unprototyped_fn): New field
449 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
451 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
454 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
456 * c-typeck.c (constructor_stack, constructor_range_stack,
457 initializer_stack): Make them static.
459 * cfg.c (rbi_pool): Make it static.
461 * gimple-low.c (lower_stmt_body): Make it static.
462 * tree-flow.h: Remove the corresponding prototype. Don't
465 * sched-deps.c (cache_size): Make it static.
467 * stor-layout.c (lang_adjust_rli): Make it static.
469 2005-03-08 Julian Brown <julian@codesourcery.com>
471 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
472 from being used for symbols with vague linkage when
473 HAVE_GAS_COMDAT_GROUP is true.
475 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
477 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
478 nlabel == JUMP_LABEL (jump).
480 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
482 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
483 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
484 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
485 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
487 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
490 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
491 * c-common.c (handle_returns_twice): New function.
492 (c_common_attribute_table): Declare eturns_twice' attribute.
493 * doc/extend.texi: Document eturns_twice' attribute.
494 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
495 (struct tree_decl): Add returns_twice_flag.
497 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
499 * tree-ssa-phiopt.c: Fix a comment typo.
501 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
502 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
503 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
506 2005-03-08 Richard Henderson <rth@redhat.com>
508 * config/alpha/alpha.c (code_for_builtin): Replace special-case
509 builtin codes with ctzdi2, clzdi2, popcountdi2.
510 (struct alpha_builtin_def): Add is_const.
511 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
512 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
513 (alpha_init_builtins): Init them. Set nothrow and const attributes
515 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
516 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
517 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
518 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
519 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
520 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
521 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
522 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
523 (TARGET_FOLD_BUILTIN): New.
524 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
525 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
527 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
529 2005-03-08 Ira Rosen <irar@il.ibm.com>
531 PR tree-optimization/20122
532 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
533 condition of access function instead of base.
535 2005-03-07 Jeff Law <law@redhat.com>
536 Steven Bosscher <stevenb@suse.de>
538 * tree-cfg.c (find_taken_edge_computed_goto): New function.
539 (find_taken_edge): Call find_taken_edge_computed_goto as
540 appropriate. Allow any gimple invariant rather than just
542 (cleanup_control_flow): Cleanup a computed goto which has turned
544 (tree_merge_blocks): If block B has any forced labels, move
545 them to the start of block A.
546 * tree-ssa-dom.c (thread_across_edge): Allow threading across
547 computed gotos as well.
548 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
549 removal of unnecessary computed gotos too.
550 (lookup_redirection_data): Fix type of INSERT argument. Callers
553 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
555 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
556 Remove trailing spaces.
558 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
559 unshare_all_trees): Make them static.
560 * tree-gimple.h: Remove the corresponding prototypes.
562 * diagnostic.h: Remove unused prototype
564 * modulo-sched.c: Remove unused prototype
565 set_row_column_for_ps.
567 * tree-ssa-phiopt.c (tree_ssa_phiopt,
568 replace_phi_edge_with_variable): Remove unused variable i.
570 2005-03-07 Per Bothner <per@bothner.com>
572 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
574 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
577 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
578 bbs on the COND_EXPR instead of the PHI_NODEs.
579 (candidate_bb_for_phi_optimization): Remove.
580 (replace_phi_with_stmt): Rename to ...
581 (replace_phi_edge_with_variable): this and change so that we
582 replace the phi argument instead of removing the PHI.
583 (conditional_replacement): Change so we deal with PHI with more
585 (value_replacement): Likewise.
586 (abs_replacement): Likewise.
588 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
590 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
591 output_e500_flip_gt_bit.
593 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
595 (rs6000_generate_compare): Fix logic to look at the correct bits.
596 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
598 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
599 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
600 gen_move_from_CR_gt_bit.
602 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
603 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
604 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
606 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
607 (E500_CR_IOR_COMPARE): New constant.
609 2005-03-08 Earl Chew <earl_chew@agilent.com>
610 David Billinghurst <David.Billinghurst@riotinto.com>
612 * config/i386/host-cygwin.c: New file to support precompiled
614 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
615 * config.host: Use above files for cygwin host.
617 2005-03-07 David Edelsohn <edelsohn@gnu.org>
619 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
620 ordering ops from earlier change.
622 2005-03-07 Per Bothner <per@bothner.com>
624 Various fixes to allow us to again build if --enable-mapped-location:
625 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
626 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
627 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
628 local variable loc. Change logic appropriately.
629 * tree-vect-transform.c (vect_finish_stmt_generation): Use
630 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
631 * c-parser.c (c_parser_for_statement): Initialize loc variable.
632 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
633 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
635 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
637 PR rtl-optimization/19683
638 * reload1.c (choose_reload_regs): Pass the number of bits, not the
639 number of bytes, to smallest_int_for_mode. Fix arguments to
640 REG_CANNOT_CHANGE_MODE_P.
642 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
644 * reorg.c (relax_delay_slots): Check that the jump is
645 conditional before trying to invert it.
647 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
649 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
652 * calls (stack_arg_under_construction): Make it static.
654 * flow.c (regs_live_at_setjmp): Make it static.
655 * flow.h: Remove the corresponding prototype.
657 * reload1.c (reload_startobj, reload_firstobj,
658 something_needs_operands_changed, reload_inherited,
659 reload_inheritance_insn, reload_override_in,
660 reload_spill_index): Make them static.
662 * recog.c (verify_changes): Make it static.
663 * recog.h: Remove the corresponding prototype.
665 * cfgbuild.c (find_sub_basic_blocks): Remove.
666 * basic-block.h: Remove the corresponding prototype.
667 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
669 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
671 * tree-ssa-operands.c (check_build_stmt): Remove.
673 * stor-layout.c (set_alignment): Remove.
674 * tree.h: Remove the corresponding prototype.
676 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
678 * tree-ssa-dce.c (control_dependence_map,
679 visited_control_parents): Make them static.
681 * cfghooks.c (verify_flow_info): Remove local variable
684 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
687 * loop-unswitch.c (unswitch_loop): Remove local variable src.
689 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
691 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
693 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
695 * config/ia64/hpux.h (LINK_SPEC): Add -z.
696 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
697 PARALLEL for an empty structure.
699 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
701 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
703 * fold-const.c (fold_binary): Unroll the very first "for"
706 2005-03-06 David Edelsohn <edelsohn@gnu.org>
708 * config/rs6000/predicates.md (branch_comparison_operator): Remove
709 redundant match_code test.
710 (scc_comparison_operator): Swap match_operand and match_code
712 (branch_positive_comparison_operator): Same.
713 (trap_comparison_operator): Use comparison_operator and swap with
716 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
719 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
720 (out_movhi_r_mr): Read low byte of volatile MEM first.
721 (out_movhi_mr_r): Write high byte of volatile MEM first.
723 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
725 * cselib.c (reg_values, reg_values_size): Make them static.
727 * cse.c (cse_reg_info_table): Make it static.
729 * fold-const.c (fold_unary): Use build1 instead of copy_node.
731 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
733 * cse.c (find_best_addr): Use canon_for_address.
735 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
737 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
738 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
739 SUBREG and MEM, respectively.
741 * fold-const.c (fold_binary): Use code instead of t.
743 * fold-const.c (optimize_minmax_comparison): Take decomposed
744 arguments code, type, op0, and op1 instead of t.
745 (fold_binary): Update a call to optimize_minmax_comparison.
747 * fold-const.c (fold_range_test): Take decomposed arguments
748 code, type, op0, and op1 instead of t.
749 (fold_binary): Update a call to fold_range_test.
751 * fold-const.c (fold_binary_op_with_conditional_arg): Take
752 decomposed arguments code, type, op0, and op1 instead of t.
753 (fold_binary): Update a call to fold_range_test.
755 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
757 * fold-const.c (fold_binary): Avoid directly using the original
758 expression t as much as possible.
760 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
762 * c-semantics.c (build_stmt): Use TYPE_P instead of
763 IS_NON_TYPE_CODE_CLASS.
764 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
765 (NON_TYPE_CHECK): Use TYPE_P instead of
766 IS_NON_TYPE_CODE_CLASS.
768 * fold-const.c (fold): Remove handling of binary expressions.
770 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
772 * doc/c-tree.texi: Wrap comments in @r{}.
773 * doc/cpp.texi: Likewise.
774 * doc/cppinternals.texi: Likewise.
775 * doc/extend.texi: Likewise.
776 * doc/md.texi: Likewise.
777 * doc/objc.texi: Likewise.
778 * doc/sourcebuild.texi: Likewise.
779 * doc/tm.texi: Likewise.
782 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
784 * predict.c (apply_return_prediction): Standardize PHI chain
786 * tree-ssa.c (ssa_redirect_edge): Likewise.
788 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
789 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
792 * tree-phinodes.c (remove_phi_node): Drop the last argument.
793 * tree-flow.h: Adjust the prototype for remove_phi_node.
794 * lambda-code.c (perfect_nestify): Adjust a call to
797 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
798 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
800 * tree-ssa-dce.c (remove_dead_phis): Likewise.
801 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
802 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
803 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
805 * combine.c (simplify_and_const_int): Use gen_int_mode instead
806 of GEN_INT (trunc_int_for_mode (...)).
807 * loop-iv.c (iv_number_of_iterations): Likewise.
808 * postreload.c (reload_cse_move2add): Likewise.
809 * simplify-rtx.c (simplify_const_unary_operation,
810 simplify_const_binary_operation): Likewise.
811 * stor-layout.c (get_mode_bounds): Likewise.
813 * fold-const.c (fold_binary): New.
814 (fold): Call fold_binary on binary expressions.
816 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
818 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
819 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
820 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
821 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
822 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
824 2005-03-04 Devang Patel <dpatel@apple.com>
826 PR tree-optimization/18815
827 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
828 loops with zero exit edges.
830 2005-03-04 Devang Patel <dpatel@apple.com>
832 * doc/invoke.texi: Remove reference to webpage that does not exist.
834 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
835 Joseph S. Myers <joseph@codesourcery.com>
838 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
839 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
840 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
841 * pa.c (get_plabel): Change argument to symbol_ref. Call
842 maybe_get_identifier instead of get_identifier.
843 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
844 (struct deferred_plabel): Replace name field with symbol field.
845 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
846 ASM_OUTPUT_EXTERNAL_REAL is defined.
847 (output_global_address): Use output_addr_const for output of all
849 (output_deferred_plabels): Use symbol_ref instead of name for address
851 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
852 ASM_OUTPUT_SYMBOL_REF): New macros.
853 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
855 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
858 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
860 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
861 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
863 2005-03-04 Jeff Law <law@redhat.com>
865 * basic-block.h (rediscover_loops_after_threading): Declare.
866 * tree-ssa-dom.c: Include cfgloop.h.
867 (tree_ssa_dominator_optimize): Discover loops and some basic
868 properties. Remove forwarder blocks recreated by loop header
869 canonicalization. Also mark backedges in the CFG.
870 * tree-ssa-threadupdate.c: Include cfgloop.h
871 (rediscover_loops_after_threading): Define.
872 (struct local_info): New field, JUMP_THREADED.
873 (prune_undesirable_thread_requests): New function.
874 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
875 then record that fact for the callers of redirct_edges.
876 (thread_block): If BB has incoming backedges, then call
877 prune_undesirable_thraed_requests. Note when we are
878 going to have to rediscover loop information. Return a
879 boolean indicating if any jumps were threaded.
880 (thread_through_all_blocks): Bubble up boolean indicating
881 if any jumps were threaded.
882 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
883 (tree-ssa-threadupdate.o): Similarly.
885 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
887 * fold-const.c (fold_ternary): Unroll the "for" loop to
890 2005-03-04 Andrew Haley <aph@redhat.com>
892 * unwind-dw2-fde-glibc.c (struct
893 unw_eh_callback_data.check_cache): New field.
894 (frame_hdr_cache): New.
895 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
896 Cache frame header info.
898 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
900 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
901 (print_c_condition): Declare.
902 * read-rtl.c (ptr_loc): New structure.
903 (ptr_locs, ptr_loc_obstack, joined_conditions)
904 (joined_conditions_obstack): New variables.
905 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
906 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
907 (join_c_conditions, print_c_condition): New functions.
908 (apply_macro_to_string): Associate the new string with the same
909 source location as the old one.
910 (add_condition_to_string): Use join_c_conditions.
911 (read_string): Use set_rtx_ptr_loc to record a filename and line
912 number for the string.
913 (read_rtx): Initialize the new variables above.
914 * genattrtab.c (write_test_expr, write_attr_value): Use
916 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
917 comment above the GCC_VERSION check.
918 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
919 Inline the definition of MAYBE_EVAL.
920 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
921 * genoutput.c (process_template): Likewise.
922 * genpreds.c (write_predicate_subfunction): Likewise.
923 (write_predicate_expr): Use print_c_condition.
924 * genrecog.c (write_cond): Likewise.
925 * gensupport.c (process_rtx): Use join_c_conditions to join the
926 conditions of a define_insn_and_split. Record a source location
927 for the string after the "&&".
928 (alter_test_for_insn): Use join_c_conditions.
930 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
933 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
934 PR tree-optimization/15784
935 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
938 2005-03-04 Ben Elliston <bje@au.ibm.com>
940 * gcc.c (option_map): Add --coverage.
941 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
942 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
943 * config/darwin.h: Pass -lgcov for `coverage'.
944 * doc/invoke.texi (Debugging Options): Document --coverage.
946 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
948 * gcse.c (bypass_block): Use find_edge wherever possible.
950 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
954 * c-opts.c (c_common_parse_file): Call start_source_file
955 and end_source_file at the approriate times.
957 * dwarf2out.c (dwarf2out_finish): Don't auto-end
958 the main file, it will be done for us now.
960 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
962 * fold-const.c (fold_ternary): New.
963 (fold): Call fold_ternary on ternary expressions. Remove
964 handling of ternary expressions.
966 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
968 PR tree-optimization/15784
969 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
972 2005-03-03 David Edelsohn <edelsohn@gnu.org>
974 * config/rs6000/predicates.md (branch_comparison_operator):
975 Convert from C block to conditional format.
977 2005-03-03 Jan Hubicka <jh@suse.cz>
979 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
980 and non-constant public variables.
982 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
984 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
987 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
990 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
991 calls to release_ssa_name and release_phi_node.
993 * fold-const.c (fold): Remove handling of unary expressions.
995 * fold-const.c (fold_unary): Avoid directly using the original
996 expression t as much as possible.
998 2005-03-03 Roger Sayle <roger@eyesopen.com>
999 Andrew Pinski <pinskia@physics.uc.edu>
1001 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1002 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1004 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1006 Describe special registers SRP and MOF as allocatable registers.
1007 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1008 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1009 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1010 TARGET_HAS_MUL_INSNS.
1011 (cris_print_operand) <case 'd'>: New case.
1012 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1013 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1015 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1016 (REG_ALLOC_ORDER): Update for MOF.
1017 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1019 (GENERAL_REGS): No longer a define of ALL_REGS.
1020 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1021 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1023 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1024 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1025 (SECONDARY_RELOAD_CLASS): Define.
1026 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1027 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1028 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1029 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1030 (REGISTER_MOVE_COST): Define.
1031 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1032 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1033 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1034 (CRIS_MOF_REGNUM): New define_constants.
1035 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1037 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1039 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1040 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1041 Adjust for MOF being properly described as a register.
1042 (indir_to_reg_split): Name this split. Conditionalize on the
1043 destination register being a general register.
1044 (movei): Conditionalize on on operands 0 and 1 having the same
1047 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1050 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1051 -mcpu to override any other explicitly given flags.
1053 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1055 * recog.c (verify_changes, confirm_change_group): New functions,
1056 broken out of apply_change_group.
1057 (apply_change_group): Use them.
1058 * recog.h (verify_change, confirm_change_group): Declare.
1059 * rtl.h (redirect_jump_2): Declare.
1060 * jump.c (redirect_exp, invert_exp): Delete.
1061 (invert_exp_1): Take second parameter. Return value. Changed caller.
1062 (redirect_jump_2): New function, broken out of redirect_jump.
1063 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1064 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1065 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1067 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1069 * varasm.c (named_section): Use xstrdup rather than doing it by
1072 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1074 2005-03-02 Devang Patel <dpatel@apple.com>
1076 Undo PR tree-optimization/18815 fix.
1078 2005-03-02 Devang Patel <dpatel@apple.com>
1080 PR tree-optimization/18815
1081 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1082 loops with zero exit edges.
1084 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1086 * cfg.c (connect_src, connect_dest, disconnect_src,
1087 disconnct_dest): New.
1088 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1089 redirect_edge_pred): Use the new functions.
1091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1092 free_dominance_info only when needed.
1094 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1097 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1098 (reg_or_sub_cint64_operand): Same.
1100 2005-03-02 Jeff Law <law@redhat.com>
1102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1103 CFG_ALTERED in the main DOM iteration loop.
1105 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1108 * varasm.c (initializer_constant_valid_p): Allow conversions
1109 between OFFSET_TYPEs. Tidy.
1111 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1113 * config/cris/cris.md ("return"): Remove epilogue delay list
1116 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1118 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1120 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1122 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1124 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1125 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1126 config/m68k/m68k.c, config/mips/mips.h,
1127 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1128 doc/include/gcc-common.texi: Update copyright.
1130 PR middle-end/18029 and PR middle-end/18030
1131 * expr.c (optimize_bitfield_assignment_op): Add a special case
1132 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1134 * fold-const.c (fold_unary): New.
1135 (fold): Call fold_unary on unary expressions.
1137 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1139 * cgraph.h (struct cgraph_edge): Add prev_caller and
1141 (cgraph_node_remove_callees): Export.
1142 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1144 (cgraph_edge_remove_callee): New function.
1145 (cgraph_edge_remove_caller): Likewise.
1146 (cgraph_remove_edge): Use.
1147 (cgraph_redirect_edge_callee): Likewise.
1148 (cgraph_node_remove_callees): New function.
1149 (cgraph_node_remove_callers): Likewise.
1150 (cgraph_remove_node): Use.
1151 * tree-optimize.c (tree_rest_of_compilation): Use
1152 cgraph_node_remove_callees instead of manual loop.
1153 * cgraphunit.c (cgraph_finalize_function): Likewise.
1154 (cgraph_expand_function): Likewise.
1155 (cgraph_remove_unreachable_nodes): Likewise.
1157 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1160 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1162 * c-decl.c (undeclared_variable): Take location as argument.
1163 * c-typeck.c (build_external_ref): Likewise.
1164 * c-parser.c (c_parser_postfix_expression): Pass location of
1165 identifier to build_external_ref.
1167 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1169 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1170 CCEQ mode for branch_positive_comparison_operator test.
1171 * config/rs6000/predicates (branch_comparison_operator): Revert to
1173 (scc_comparison_operator): Same.
1174 (branch_positive_comparison_operator): Same.
1176 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1178 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1179 (cris_delay_slots_for_epilogue): Remove.
1180 (save_last): Move into cris_target_asm_function_epilogue.
1181 (cris_target_asm_function_epilogue): Remove tests for file being
1183 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1184 (cris_delay_slots_for_epilogue): Remove prototypes.
1185 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1186 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1188 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1190 * config/rs6000/predicates.md (branch_comparison_operator): Change
1191 to define_special_predicate.
1192 (scc_comparison_operator): Same.
1193 (branch_positive_comparison_operator): Same.
1195 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1197 * Makefile.in (tree-ssa-sink.o): New.
1198 (OBJS-common): Add tree-ssa-sink.o.
1199 * common.opt: Add -ftree-sink
1200 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1201 * timevar.def (TV_TREE_SINK): new timevar.
1202 * tree-flow.h (is_hidden_global_store): Prototype.
1203 * tree-optimize.c (init_tree_optimization_passes): Add
1205 * tree-pass.h (pass_sink_code): New.
1206 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1207 for non-obvious global store store to is_hidden_global_store, and
1208 call that new function.
1209 * tree-ssa-sink.c: New file.
1210 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1211 * doc/passes.texi: Document forward store motion.
1212 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1213 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1214 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1215 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1217 2005-03-01 Per Bothner <per@bothner.com>
1219 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1220 and we have a non-zero column-number, add it to the message.
1221 Also factor out the diagnostic_kind_text.
1223 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1225 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1226 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1227 flow_loop_scan): Removed.
1228 (flow_loop_dump): Do not dump removed fields.
1229 (flow_loop_free): Do not free removed fields.
1230 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1231 (loop_exit_edge_p): New function.
1232 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1233 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1234 num_exits, exits_doms.
1235 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1236 LOOP_EDGES, LOOP_ALL): Removed.
1237 (flow_loop_scan): Declaration removed.
1238 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1239 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1241 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1242 (if_convert): Call flow_loops_find and flow_loops_free
1243 when calling mark_loop_exit_edges.
1244 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1245 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1246 free_dominance_info calls.
1247 * loop-init.c (flow_loops_find): Ditto.
1248 * passes.c (rest_of_handle_branch_prob): Ditto.
1249 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1250 * loop-unroll.c (analyze_insns_in_loop): Do not use
1252 * predict.c (predict_loops): Do not call flow_loop_scan.
1253 Use get_loop_exit_edges.
1254 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1255 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1256 Do not use EDGE_LOOP_EXIT.
1257 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1258 to bb_with_exit_edge_p.
1259 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1260 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1261 to bb_with_exit_edge_p.
1262 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1264 * tree-loop-linear.c (linear_transform_loops): Do not call
1265 flow_loop_scan. Use loop->single_exit.
1266 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1267 (vect_analyze_loop_form): Do not call flow_loop_scan.
1268 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1270 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1272 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1273 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1274 slpeel_tree_duplicate_loop_to_edge_cfg,
1275 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1276 Use loop_preheader_edge and loop->single_exit. Do not call
1279 2005-03-01 Nick Clifton <nickc@redhat.com>
1281 * config/arm/arm.c (thumb_find_work_register): Check all of the
1282 argument registers to see if they are free, and a couple of
1283 special cases where the last argument register but can be proved
1284 to be available during the function's prologue.
1285 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1286 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1287 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1289 (thumb_compute_save_reg_mask): Likewise. Also use
1290 thumb_find_work_register() to ensure that there is agreement about
1291 which work register is going to be used in the prologue.
1292 (thumb_output_function_prologue): Use unsigned long as the type
1293 for the register bit-mask. Also delay pushing the link register if
1294 other high registers are going to be pushed.
1295 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1296 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1297 redundant prototypes.
1299 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1302 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1303 and after reload in REG+REG indexed addresses without REG_POINTER
1304 set in the base and not set in the index.
1306 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1308 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1309 Don't undefine here.
1310 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1311 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1312 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1313 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1314 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1316 * config.gcc (sh*-*-linux*): Use config/linux.h.
1318 2005-02-28 Dale Johannesen <dalej@apple.com>
1319 Stan Shebs <shebs@apple.com>
1321 Rewrite of 64-bit Darwin structure-by-value pass/return.
1322 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1323 intoffset, use_stack, named.
1324 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1325 (rs6000_darwin64_record_arg_advance_flush): New.
1326 (rs6000_darwin64_record_arg_advance_recurse): New.
1327 (rs6000_darwin64_record_arg_flush): New.
1328 (rs6000_darwin64_record_arg_recurse): New.
1329 (rs6000_darwin64_record_arg): New.
1330 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1331 (function_arg_boundary): Handle 128-bit aligned structs.
1332 (function_arg_advance): Rewrite darwin64 struct handling.
1333 (function_arg): Call rs6000_darwin64_record_arg.
1334 (function_arg_partial_nregs): Handle darwin64 structs.
1335 (rs6000_darwin64_function_value): Remove.
1336 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1338 2005-02-28 Roger Sayle <roger@eyesopen.com>
1340 PR tree-optimization/20216
1341 * tree-chrec.c (tree_fold_factorial): Delete.
1342 (tree_fold_binomial): Change argument list to take a return type
1343 and change the type of K to unsigned int. Rewrite to avoid explicit
1344 evaluation of factorials, and (recursively) calling fold to perform
1345 compile-time arithmetic. Return NULL on (internal) overflow.
1346 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1347 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1348 if any intermediate calculation overflows.
1349 (chrec_apply): Update call to chrec_evaluate.
1351 2005-02-28 James E Wilson <wilson@specifixinc.com>
1353 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1355 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1358 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1359 instead of NULL_TREE on error.
1361 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1363 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1364 (EASY_VECTOR_15_ADD_SELF): Remove.
1365 (num_insns_constant_wide): Not static.
1366 (validate_condition_mode): Not static.
1367 (toc_relative_expr_p): Not static.
1368 (legitimate_indirect_address_p): Not static.
1369 (macho_lo_sum_memory_operand): Not static.
1370 (invalid_e500_subreg): Not static.
1371 (easy_vector_same): Not static.
1372 (easy_vector_splat_const): Not static.
1373 (RS6000_SYMBOL_REF_TLS_P): Remove.
1374 (any_operand): Delete.
1375 (any_parallel_operand): Delete.
1376 (count_register_operand): Delete.
1377 (altivec_register_operand): Delete.
1378 (xer_operand): Delete.
1379 (s8bit_cint_operand): Delete.
1380 (short_cint_operand): Delete.
1381 (u_short_cint_operand): Delete.
1382 (non_short_cint_operand): Delete.
1383 (exact_log2_cint_operand): Delete.
1384 (gpc_reg_operand): Delete.
1385 (cc_reg_operand): Delete.
1386 (cc_reg_not_cr0_operand): Delete.
1387 (reg_or_short_operand): Delete.
1388 (reg_or_neg_short_operand): Delete.
1389 (reg_or_aligned_short_operand): Delete.
1390 (reg_or_u_short_operand): Delete.
1391 (reg_or_cint_operand): Delete.
1392 (reg_or_arith_cint_operand): Delete.
1393 (reg_or_add_cint64_operand): Delete.
1394 (reg_or_sub_cint64_operand): Delete.
1395 (reg_or_logical_cint_operand): Delete.
1396 (got_operand): Delete.
1397 (got_no_const_operand): Delete.
1398 (easy_fp_constant): Delete.
1399 (easy_vector_constant): Delete.
1400 (easy_vector_constant_add_self): Delete.
1401 (zero_constant): Delete.
1402 (zero_fp_constant): Delete.
1403 (volatile_mem_operand): Delete.
1404 (offsettable_mem_operand): Delete.
1405 (mem_or_easy_const_operand): Delete.
1406 (add_operand): Delete.
1407 (non_add_cint_operand): Delete.
1408 (logical_operand): Delete.
1409 (non_logical_cint_operand): Delete.
1410 (mask_operand): Delete.
1411 (mask_operand_wrap): Delete.
1412 (mask64_operand): Delete.
1413 (mask64_2_operand): Delete.
1414 (and64_operand): Delete.
1415 (and64_2_operand): Delete.
1416 (and_operand): Delete.
1417 (reg_or_mem_operand): Delete.
1418 (lwa_operand): Delete.
1419 (symbol_ref_operand): Delete.
1420 (call_operand): Delete.
1421 (current_file_function_operand): Delete.
1422 (input_operand): Delete.
1423 (rs6000_nonimmediate_operand): Delete.
1424 (rs6000_tls_symbol_ref): Delete.
1425 (save_world_operation): Delete.
1426 (restore_world_operation): Delete.
1427 (load_multiple_operation): Delete.
1428 (store_multiple_operation): Delete.
1429 (vrsave_operation): Delete.
1430 (mfcr_operation): Delete.
1431 (mtcrf_operation): Delete.
1432 (lmw_operation): Delete.
1433 (stmw_operation): Delete.
1434 (branch_comparison_operator): Delete.
1435 (branch_positive_comparison_operator): Delete.
1436 (scc_comparison_operator): Delete.
1437 (trap_comparison_operator): Delete.
1438 (boolean_operator): Delete.
1439 (boolean_or_operator): Delete.
1440 (min_max_operator): Delete.
1441 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1442 (EASY_VECTOR_15): Moved to here.
1443 (EASY_VECTOR_15_ADD_SELF): Move to here.
1444 (PREDICATE_CODES): Delete.
1445 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1446 Declare functions no longer static.
1447 * config/rs6000/predicates.md: New.
1448 * config/rs6000/rs6000.md: Include predicates.md
1450 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1452 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1453 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1455 * cfgrtl.c (need_fake_edge_p): Likewise.
1456 * combine.c (distribute_notes): Likewise.
1457 * emit-rtl.c (try_split): Likewise.
1458 * recog.c (peephole2_opimize): Likewise.
1459 * reg-notes.def (ALWAYS_RETURN): Remove.
1460 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1461 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1462 * tree.h (ECF_ALWAYS_RETURN): Remove.
1464 2005-02-28 Roger Sayle <roger@eyesopen.com>
1467 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1468 between different machine modes is never a "useless" conversion.
1470 2005-02-28 Geert Bosch <bosch@gnat.com>
1473 * doc/contrib.texi: List contributors for Ada front end
1475 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1477 * simplify-rtx.c (simplify_unary_operation_1,
1478 simplify_const_unary_operation): New, extracted from...
1479 (simplify_unary_operation): ... this one.
1480 (simplify_binary_operation_1,
1481 simplify_const_binary_operation): New, extracted from...
1482 (simplify_binary_operation): ... this one.
1483 * rtl.h (simplify_const_unary_operation,
1484 simplify_const_binary_operation): Add prototypes.
1486 2005-02-28 Julian Brown <julian@codesourcery.com>
1488 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1489 building libjava and caused PR regression/20228.
1491 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1494 * Makefile.in (host_subdir): New.
1495 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1496 * configure: Regenerate.
1498 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1500 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1501 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1502 installation directory first.
1504 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1507 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1508 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1509 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1510 * config/cris/cris.md: Tweak comments referring to Q.
1511 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1512 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1513 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1514 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1515 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1516 Insert spaces in constraints to align alternatives vertically for
1518 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1521 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1523 PR rtl-optimization/17728
1524 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1525 operand 0 from general_operand to move_dest_operand.
1527 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1529 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1530 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1531 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1532 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1534 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1536 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1537 * configure: Regenerate.
1538 * libada-mk.in: Remove CC; rename
1539 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1541 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1544 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1545 for the lhs, also walk over the tree. Likewise for rhs.
1547 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1549 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1550 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1551 Do not propagate value of iv before increment over the increment.
1553 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1555 * c-parser.c: New file.
1556 * c-parse.in: Remove.
1557 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1559 (c-parser.o): Add dependencies.
1560 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1561 maintainer-clean, TAGS): Update.
1562 * c-config-lang.in (gtfiles): Update.
1563 * gengtype-lex.l: Don't handle "@@".
1564 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1565 objc_build_synchronized, objc_begin_try_stmt,
1566 objc_begin_catch_clause, objc_finish_catch_clause,
1567 objc_build_finally_clause, objc_finish_try_stmt): New.
1568 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1570 (c_parse_init): Update comment.
1571 * c-decl.c (c_init_decl_processing): Update comment.
1572 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1573 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1574 new c_declspecs members.
1576 2005-02-25 Julian Brown <julian@codesourcery.com>
1578 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1579 from being used for symbols with vague linkage when
1580 HAVE_GAS_COMDAT_GROUP is true.
1582 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1584 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1586 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1589 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1590 (LIBGCC2_HAS_DF_MODE): New.
1591 (LIBGCC2_HAS_XF_MODE): New.
1592 (LIBGCC2_HAS_TF_MODE): New.
1593 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1594 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1595 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1596 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1597 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1598 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1599 and add _fixtfdi, _fixunstfdi, _floatditf
1600 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1601 L_fixunstfdi, L_floatditf.
1602 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1603 (LIBGCC2_HAS_TF_MODE): Define.
1605 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1607 PR tree-optimization/20204
1608 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1609 REWRITE_THIS_STMT markers on PHI nodes.
1610 (rewrite_initialize_block): Likewise.
1612 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1614 * version.c (version_string): Update to 4.1.
1616 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1618 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1619 Clarify that the alternative way doesn't work in GNU C++.
1621 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1623 PR tree-optimization/19937
1624 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1625 to the type of the induction variable.
1627 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1629 PR rtl-optimization/20117
1630 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1631 the block including noncopyable insn.
1633 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1635 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1636 calls to find_reg_note.
1638 2005-02-24 Richard Henderson <rth@redhat.com>
1641 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1644 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1646 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1647 vector types if to use base reg for misaligned non-word ld/std.
1649 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1652 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1653 dwarf2 label manually and put it after, not before the prologue.
1655 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1658 * reload.c (operands_match_p): Only increment register number for
1659 SCALAR_INT_MODE_P modes in multiple hard registers.
1661 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1664 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1666 * ChangeLog.5: Fix log message typo(s).
1667 * ChangeLog.7: Likewise.
1668 * ChangeLog.tree-ssa: Likewise.
1669 * cfgexpand.c: Fix comment typo(s).
1670 * conflict.c: Likewise.
1671 * defaults.h: Likewise.
1672 * dwarf2out.c: Likewise.
1674 * ggc-page.c: Likewise.
1675 * tree-eh.c: Likewise.
1676 * tree-ssa-dom.c: Likewise.
1678 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1681 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1682 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1683 if SHARED is defined.
1686 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1687 allow splitting only if operands 0 and 3 don't overlap.
1689 2005-02-24 Richard Henderson <rth@redhat.com>
1692 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1693 (fold_builtin_1): Call them.
1694 * fold-const.c (fold_complex_mult_parts): Split out from ...
1695 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1696 (fold_complex_div_parts, fold_complex_div): New.
1698 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1700 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1702 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1703 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1705 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1706 (print_node): Likewise.
1707 Print TYPE_SIZES_GIMPLIFIED.
1709 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1711 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1712 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1713 operands as commutative in constraints.
1715 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1717 * tree-into-ssa.c: Re-organize internal functions.
1719 2005-02-24 Richard Henderson <rth@redhat.com>
1722 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1724 * common.opt (fcx-limited-range): New.
1725 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1726 * toplev.c (flag_complex_method): Initialize to 1.
1727 (process_options): Set flag_complex_method to 0 if
1728 flag_cx_limited_range.
1729 * doc/invoke.texi (-fcx-limited-range): New.
1731 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1733 * cse.c (delete_trivially_dead_insns): Speed up by using
1734 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1737 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1739 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1740 functions when -mid-shared-library is being used.
1742 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1744 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1745 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1746 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1747 * system.h: Poison LINK_LIBGCC_SPECIAL.
1749 2005-02-23 James E Wilson <wilson@specifixinc.com>
1751 * gengtype.c (note_insn_name): Make 1 element larger.
1753 2005-02-23 Roger Sayle <roger@eyesopen.com>
1756 PR rtl-optimization/20097
1757 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1758 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1760 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1762 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1763 * t-aix52 (SHLIB_INSTALL): Same.
1765 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1767 * genpreds.c: Update copyright.
1769 2005-02-23 Michael Beach <michaelb@ieee.org>
1772 * config/sparc/t-elf (startup files): Assemble with CPP.
1774 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1776 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1777 (write_predicate_expr): Likewise.
1779 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1781 PR tree-optimization/20100
1782 PR tree-optimization/20115
1783 * tree-optimize.c (init_tree_optimization_passes): Remove
1784 pass_maybe_create_global_var.
1785 * tree-pass.h (pass_maybe_create_global_var): Remove.
1786 * tree-ssa-alias.c (aliases_computed_p): Declare.
1787 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1788 (count_calls_and_maybe_create_global_var): Remove.
1789 (pass_maybe_create_global_var): Remove.
1790 (init_alias_info): Do not declare aliases_computed_p.
1791 (maybe_create_global_var): If the function contains no
1792 call-clobbered variables and a mix of pure/const and regular
1793 function calls, create .GLOBAL_VAR.
1794 Mark all call-clobbered variables for renaming.
1795 (merge_pointed_to_info): Update comment.
1796 (add_pointed_to_var): Likewise.
1797 (is_escape_site): Likewise.
1798 Accept struct alias_info * instead of size_t *.
1800 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1802 * tree-ssa-operands.c (get_call_expr_operands): If
1803 ALIASES_COMPUTED_P is false, do not add call-clobbering
1805 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1806 (delete_tree_ssa): Likewise.
1808 2005-02-22 James E Wilson <wilson@specifixinc.com>
1810 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1811 (do_compile): Do call it here.
1813 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1815 PR rtl-optimization/20017.
1816 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1817 rest_of_handle_cse2, rest_of_handle_gcse): Call
1818 delete_dead_jumptables immediately before calling cleanup_cfg.
1820 2005-02-22 Devang Patel <dpatel@apple.com>
1823 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1826 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1828 * config/rs6000/aix.h (WINT_TYPE): Define.
1830 2005-02-22 Stan Shebs <shebs@apple.com>
1832 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1833 natural alignment for 64-bit Darwin.
1834 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1836 * doc/invoke.texi: Document this.
1838 2005-02-22 DJ Delorie <dj@redhat.com>
1840 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1841 to make_[un]signed_type, not the mode itself.
1843 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1845 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1846 not available. Use tail calls wherever possible.
1847 (make_edge): Call unchecked_make_edge to create an edge.
1849 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1850 (coalesce_ssa_name): Don't check for
1851 SSANORM_USE_COALESCE_LIST.
1852 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1854 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1856 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1857 (rewrite_into_ssa): ... here.
1859 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1861 PR tree-optimization/19786
1862 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1863 tag to another's may-alias bitmap when adding to the other's list.
1865 2005-02-21 DJ Delorie <dj@redhat.com>
1867 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1868 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1869 registers in unsupported ways.
1870 * expmed.c (init_expmed): Likewise.
1872 2005-02-21 Stan Cox <scox@redhat.com>
1874 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1876 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1878 * tree-cfg.c (fold_cond_expr_cond): New.
1879 (make_edges): Call fold_cond_expr_cond.
1880 (find_taken_edge): Accept nothing but INTEGER_CST.
1881 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1883 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1885 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1886 that do not belong to any basic block.
1888 2005-02-21 Jeff Law <law@redhat.com>
1890 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1893 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1895 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1896 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1897 Adjust their definitions.
1898 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1899 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1901 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1902 genautomata.c, langhooks.c, langhooks.h, system.h,
1903 config/arm/lib1funcs.asm: Update copyright.
1905 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1907 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1909 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1912 * doc/install.texi: Document --with-gc.
1914 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1916 * simplify-rtx.c (simplify_unary_operation): Add a missing
1919 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1921 PR tree-optimization/18663
1922 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1923 if the type has variable bounds.
1925 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1927 * gcse.c: Remove an obsolete comment.
1929 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1931 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1933 * doc/extend.texi (Function Attributes) <Attribute const>: The
1934 attribute "pure" is below this text, not above.
1936 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1938 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1939 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1940 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1942 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1945 * langhooks.h (struct lang_hooks): Add to_target_charset.
1946 * langhooks.c (lhd_to_target_charset): New function.
1947 * langhooks-def.h: Declare lhd_to_target_charset.
1948 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1949 (LANG_HOOKS_INITIALIZER): Update.
1950 * c-common.c (c_common_to_target_charset): New function.
1951 * c-common.h: Declare it.
1952 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1953 c_common_to_target_charset.
1955 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1956 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1958 * system.h: Poison them.
1959 * doc/tm.texi: Don't discuss them.
1960 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1961 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1962 (pp_c_char): Do not attempt to generate letter escapes for
1964 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1965 * config/mips/mips.c (mips_output_ascii): Likewise.
1967 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1969 PR tree-optimization/19951
1970 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1973 2005-02-19 Steven Bosscher <stevenb@suse.de>
1976 * function.h (struct function): New field `max_loop_depth'.
1977 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1978 (flow_loops_find): Reset the max loop depth count before finding loops.
1979 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1980 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1981 (calculate_global_regs_live): Make sure the loop will terminate
1982 when the initial sets are not empty.
1984 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1986 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1988 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1990 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1993 * doc/invoke.texi: Remove documentation of %M spec.
1995 (init_spec): Remove %M suffix from -lgcc_s.
1996 (do_spec_1): Remove 'M' case.
1997 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1998 to put shared libraries in the multilib directory. Remove the
1999 shlib_so_soname substitution variable. Don't add a multilib encoding
2000 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2001 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2002 SHLIB_INSTALL as well as SHLIB_LINK.
2003 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2004 (SHLIB_NAME): Delete.
2005 (SHLIB_DIR): New macro.
2006 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2007 (SHLIB_INSTALL): Adjust accordingly.
2008 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2009 * config/t-slibgcc-sld: Likewise.
2010 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2011 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2012 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2014 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2015 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2016 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2017 Use @shlib_base_name@ instead of @shlib_so_name@.
2018 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2019 and @shlib_base_name@.so in @multilib_dir@.
2020 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2021 to the install path.
2022 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2023 (SHLIB_LINK): Remove previous workaround.
2024 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2025 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2026 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2028 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2029 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2030 (SHLIB_INSTALL): Adjust accordingly.
2031 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2032 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2033 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2034 config/t-slibgcc-elf-ver.
2036 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2037 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/19828
2040 * tree-ssa-loop-im.c: Add a TODO comment.
2041 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2042 without side-effects.
2044 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2046 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2049 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2051 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2052 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2053 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2055 (ia64_reorg): Delete fixup_errata call.
2056 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2057 (TARGET_SWITCHES): Delete -mb-step entry.
2059 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2062 * c-typeck.c (composite_type): Handle quals in transparent unions.
2063 (type_lists_compatible_p): Likewise.
2065 2005-02-18 Stan Shebs <shebs@apple.com>
2067 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2068 expressions in the .literal8 section.
2070 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2072 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2074 2005-02-18 Roger Sayle <roger@eyesopen.com>
2076 * fold-const.c (constant_boolean_node): Always create values of the
2077 specified type, don't bother calling truthvalue_conversion.
2079 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2081 * except.c (output_function_exception_table): Call
2082 assemble_external_libcall (eh_personality_libfunc).
2084 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2087 * config/ia64/ia64.h (struct machine_function): Add state_num.
2088 * config/ia64/ia64.c (process_epilogue,
2089 process_for_unwind_directive): Use new unwind state numbers each
2090 time rather than state 1.
2092 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2095 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2096 before the "*llgt_didi" pattern.
2098 2005-02-18 Jason Merrill <jason@redhat.com>
2100 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2102 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2104 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2105 (div0): Use it in place of ARM_FUNC_ALIAS.
2106 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2108 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2111 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2112 access, the lower bound of the array type if it exists.
2114 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2117 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2118 cases that are out-of-range for the index type.
2120 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2122 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2123 (estimate_case_costs): Don't call convert.
2124 * expmed.c (expand_shift): Likewise.
2125 (make_tree): Call fold_convert instead of convert.
2127 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2130 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2131 that ref to be marked MEM_READONLY_P doesn't have base that needs
2134 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2136 * genautomata.c (output_get_cpu_unit_code_func,
2137 output_cpu_unit_reservation_p): Don't generate old-style function
2140 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2143 PR tree-optimization/20009
2144 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2146 PR tree-optimization/18947
2147 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2148 inline, remove all nodes that are inlined into the extern inline
2151 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2153 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2154 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2155 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2156 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2159 2005-02-17 Roger Sayle <roger@eyesopen.com>
2161 PR tree-optimization/19917
2162 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2163 to be potentially trapping.
2165 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2167 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2169 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2172 tem becomes a local variable which is set to the value of the
2173 back end defined INITIAL_FRAME_ADDRESS macro.
2174 (expand_builtin_frame_address): Omit the base parameter to
2175 expand_builtin_return_addr.
2176 (expand_builtin_profile_func): Likewise.
2177 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2178 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2179 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2181 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2183 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2184 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2185 * config/frv/frv.c (frv_function_epilogue): Likewise.
2187 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2189 * lambda-code (perfect_nestify): Remove mark/unmark
2191 * tree-loop-linear.c (linear_transform_loops): Add
2192 rewrite_into_ssa call so that ssa is correct for
2193 rewriting into loop closed.
2195 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2197 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2198 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2200 * bt-load.c (btr_def_live_range, combine_btr_defs,
2201 migrate_btr_def, migrate_btr_defs): Likewise.
2202 * cfgcleanup.c (thread_jump): Likewise.
2203 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2204 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2205 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2206 df_rd_local_compute, df_reg_info_compute): Likewise.
2207 * dominance.c (init_dom_info, free_dom_info): Likewise.
2208 * flow.c (init_propagate_block_info,
2209 free_propagate_block_info): Likewise.
2210 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2211 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2212 modify_reg_pav): Likewise.
2213 * loop-invariant.c (find_defs, find_invariant_insn,
2214 find_invariants, free_inv_motion_data): Likewise.
2215 * predict.c (tree_predict_by_opcode,
2216 estimate_bb_frequencies): Likewise.
2217 * stmt.c (expand_case): Likewise.
2218 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2219 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2220 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2221 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2222 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2223 rewrite_ssa_into_ssa): Likewise.
2224 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2225 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2226 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2227 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2228 * tree-sra.c (tree_sra): Likewise.
2229 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2230 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2231 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2232 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2233 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2234 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2236 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2237 calculate_live_on_entry, calculate_live_on_exit,
2238 build_tree_conflict_graph): Likewise.
2239 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2240 record_important_candidates, set_use_iv_cost, find_depends,
2241 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2242 tree_ssa_iv_optimize_finalize): Likewise.
2243 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2244 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2245 tree_duplicate_loop_to_header_edge): Likewise.
2246 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2247 * tree-ssa.c (verify_flow_insensitive_alias_info,
2248 verify_name_tags, verify_ssa, init_tree_ssa,
2249 delete_tree_ssa): Likewise.
2250 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2251 fini_ssanames): Likewise.
2252 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2254 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2256 * config/rs6000/t-rtems: Completely reworked.
2258 2005-02-17 Ira Rosen <irar@il.ibm.com>
2260 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2262 2005-02-17 Ira Rosen <irar@il.ibm.com>
2264 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2265 POINTER_TYPE_P when checking that type is a pointer.
2266 (vect_get_memtag): Remove.
2267 (vect_address_analysis): Use POINTER_TYPE_P. Call
2268 vect_object_analysis with dummy parameter for memtag.
2269 (vect_object_analysis): Extract memtag (functionality that
2270 used to be in vect_get_memtag and moved here). Fix printings.
2271 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2272 with correct parameters. Remove call to vect_get_memtag.
2274 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2276 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2277 (tree-vectorizer.o): Added missing dependencies.
2279 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2281 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2282 declaration in tree-vectorizer.c, now has an extern declaration in
2284 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2285 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2286 get_vectype_for_scalar_type, vect_is_simple_use,
2287 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2288 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2289 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2290 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2291 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2292 find_loop_location): Likewise.
2294 * tree-vectorizer.c (langhooks.h): #include removed.
2295 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2296 moved to tree-vectorized.h.
2297 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2298 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2299 get_vectype_for_scalar_type, vect_is_simple_use,
2300 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2301 vect_supportable_dr_alignment, new_loop_vec_info,
2302 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2303 vect_set_verbosity_level, find_loop_location): Likewise.
2305 (vect_analyze_loop): Function externalized. Declaration moved to
2306 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2307 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2308 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2309 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2310 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2311 vect_enhance_data_refs_alignment, vect_analyze_operations,
2312 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2313 vect_stmt_relevant_p, vect_get_loop_niters,
2314 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2315 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2316 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2317 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2318 vect_get_memtag): Likewise.
2320 (vectorizable_load): Function externalized. Declaration moved to
2321 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2322 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2323 vect_transform_loop): Likewise.
2324 (vect_transform_stmt): Moved to tree-vect-transform.c.
2325 (vect_align_data_ref, vect_create_destination_var,
2326 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2327 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2328 vect_get_vec_def_for_operand, vect_init_vector,
2329 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2330 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2331 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2332 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2333 vect_do_peeling_for_loop_bound): Likewise.
2335 * tree-vect-analyze.c: New file.
2336 * tree-vect-transform.c: New file.
2338 2005-02-17 Jason Merrill <jason@redhat.com>
2340 PR mudflap/19319, c++/19317
2341 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2344 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2346 * doc/install.texi (Specific): Update link for Darwin-specific
2349 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2351 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2352 constant_boolean_node.
2354 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2357 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2358 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2360 2005-02-16 Richard Henderson <rth@redhat.com>
2363 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2365 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2366 replace uses with Wtype_MAXp1_F.
2367 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2368 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2369 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2370 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2371 and HAVE_TFMODE as appropriate.
2372 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2373 (__floatdisf): Likewise.
2374 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2375 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2376 (Wtype_MAXp1_F): New.
2377 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2378 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2380 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2383 * arm.c (arm_apply_result_size): New function.
2384 * arm.h (APPLY_RESULT_SIZE): Define.
2385 * arm-protos.h (arm_apply_result_size): Add prototype.
2386 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2387 (movxf): New expand.
2388 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2389 (call_value_symbol): Remove predicate for operand 0.
2390 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2391 (untyped_call): Rework to correclty return values for any type.
2392 (untyped_return): New expand.
2393 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2395 2005-02-16 Stan Shebs <shebs@apple.com>
2397 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2398 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2400 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2402 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2403 configure settings on Solaris 7 and later.
2405 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2407 PR tree-optimization/19865
2408 * tree-optimize.c (init_tree_optimization_passes): Run
2409 pass_may_alias after pass_sra.
2411 2005-02-16 Richard Henderson <rth@redhat.com>
2412 Stuart Hastings <stuart@apple.com>
2415 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2416 Do nothing if debug info suppressed for this function.
2417 (dbxout_begin_function): Early exit if debug info suppressed for
2420 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2423 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2425 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2427 PR tree-optimization/19967
2428 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2429 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2430 argument TYPE. Adjust calls to fold_builtin_XXX.
2431 (expand_builtin, fold_builtin_1): Adjust calls to
2433 (fold_builtin_strchr, fold_builtin_strpbrk,
2434 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2435 result to a requested type TYPE.
2437 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2440 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2441 (T)x & (T)cst if (T)cst overflows.
2442 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2443 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2445 2005-02-15 Jeff Law <law@redhat.com>
2447 * gcse.c (blocks_with_calls): New bitmap.
2448 (alloc_gcse_mem): Allocate it.
2449 (free_gcse_mem): Free it.
2450 (clear_modifY_mem_tables): Clear it.
2451 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2452 when we encounter CALL_INSNs.
2453 (compute_transp, case MEM): Handle blocks with calls separate
2454 from blocks without calls. Use bitmap iterators rather than
2457 2005-02-15 Peter O'Gorman <peter@pogma.com>
2460 * mklibgcc.in (vis_hide): Use a temporary object file, not
2463 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2466 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2467 access optimization.
2469 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2470 Alan Modra <amodra@bigpond.net.au>
2473 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2474 (_xlqsub): Rename to __gcc_qsub.
2475 (_xlqmul): Rename to __gcc_qmul.
2476 (_xlqdiv): Rename to __gcc_qdiv.
2477 Provide versioned symbol aliases with old names.
2478 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2479 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2480 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2481 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2482 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2484 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2486 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2487 Fold ~(A - 1) and ~(A + -1) to -A.
2489 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2493 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2494 config/pa/pa-host.c:pa_gt_pch_use_address.
2496 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2498 * tree-vn.c (get_value_handle): Make sure that given an
2499 is_gimple_min_invariant expression, we always return it.
2501 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2503 * passes.c (rest_of_handle_gcse): Fix a comment.
2505 2005-02-15 Jeff Law <law@redhat.com>
2507 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2509 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2510 (canon_list_insert, record_last_mem_set_info): Similarly.
2511 (clear_modify_mem_tables): Similarly.
2513 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2515 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2516 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2517 config/mips/mips.md, config/rs6000/aix.h,
2518 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2520 2005-02-15 Richard Henderson <rth@redhat.com>
2522 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2523 call to be best_edge.
2525 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2527 * basic-block.h: Adjust the prototype for find_basic_blocks.
2528 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2529 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2532 * flow.c (recompute_reg_usage): Remove all arguments.
2533 * passes.c (rest_of_compilation): Adjust the call to
2534 recompute_reg_usage.
2535 * rtl.h: Adjust the prototype for recompute_reg_usage.
2537 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2539 * tree-dump.c (dump_files): Update to reflect new member
2541 (dump_register): Add new argument.
2543 (dump_switch_p_1): Check against glob name if doglob was passed.
2544 (dump_switch_p): Check against regular first, then glob if
2545 we didn't have any hits on the dump name.
2546 * tree-optimize.c (register_one_dump_file):
2547 Pass in glob name as well.
2548 * tree-pass.h (struct dump_file_info): Add glob
2551 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2553 PR preprocessor/16323
2554 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2556 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2559 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2560 (trunctfdf2_internal1): New.
2561 (trunctfdf2_internal2): Renamed from trunctfdf2.
2563 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2565 PR tree-optimization/19853
2566 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2568 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2570 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2571 delete_dead_jumptables and cleanup_cfg.
2573 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2575 * reload.c (find_reloads): Swap address_reloaded flags when
2576 swapping commutative operands.
2578 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2580 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2581 Use standard_iv_increment_position for computing the bsi position
2583 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2586 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2589 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2590 life range of hard registers.
2591 * value-prof.c (insn_prefetch_values_to_profile): Only
2594 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2595 profile in libcalls.
2597 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2599 * bitmap.h (bitmap_and_compl_into): Return bool.
2600 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2602 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2604 PR tree-optimization/19944
2605 * fold-const.c (fold): Re-add ABS_EXPR folding.
2607 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2610 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2611 {TARGET,MASK}_XL_COMPAT.
2612 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2614 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2615 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2617 (rs6000_arg_partial_bytes): Same.
2618 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2619 and XL compatibility enabled.
2620 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2621 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2622 test to final condition.
2623 (cmptf_internal2): New.
2624 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2625 xl-compat. Add TFmode information to description.
2627 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2629 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2631 2005-02-13 Jason Merrill <jason@redhat.com>
2634 * fold-const.c (fold_indirect_ref_1): Split out from...
2635 (build_fold_indirect_ref): Here.
2636 (fold_indirect_ref): New fn.
2637 * tree.h: Declare it.
2638 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2639 (gimplify_modify_expr_rhs): Likewise.
2640 (gimplify_expr): Likewise.
2642 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2644 PR tree-optimization/14303
2645 PR tree-optimization/15784
2646 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2647 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2648 ABS_EXPR<x> != 0 to x != 0.
2650 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2652 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2653 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2654 spelling conventions.
2656 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2657 delete_trivially_dead_insns too many times.
2659 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2662 2005-02-12 Ira Rosen <irar@il.ibm.com>
2664 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2665 (vect_is_simple_iv_evolution): Remove redundant parameter
2667 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2668 without last parameter.
2669 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2670 Return pointer step. Call vect_is_simple_iv_evolution without
2671 last parameter. Check only that the step is multiple of size
2672 type. Remove stmt_vinfo updates.
2673 (vect_get_memtag_and_dr): Remove.
2674 (vect_get_memtag): New function.
2675 (vect_address_analysis): New function.
2676 (vect_object_analysis): New function.
2677 (vect_analyze_data_refs): Call vect_object_analysis and
2678 vect_get_memtag. Update stmt_vinfo fields.
2680 2005-02-12 Ira Rosen <irar@il.ibm.com>
2682 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2683 exist and are objects. Remove checks for pointer.
2684 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2685 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2686 (vect_create_data_ref_ptr): Likewise.
2687 (vect_base_addr_differ_p): New function.
2688 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2689 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2690 Don't set the DR_BASE_NAME field of data-ref.
2691 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2693 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2695 * optabs.h (enum optab_index): Add new OTI_ldexp.
2696 (ldexp_optab): Define corresponding macro.
2697 * optabs.c (init_optabs): Initialize ldexp_optab.
2698 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2700 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2702 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2703 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2705 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2706 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2709 2005-02-12 Ira Rosen <irar@il.ibm.com>
2711 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2713 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2715 (vect_get_base_and_offset): Always return an address.
2716 (vect_create_addr_base_for_vector_ref): Remove treatment for
2717 different data reference types.
2718 (vect_compute_data_ref_alignment): Rename base to base_address in
2719 stmt_vec_info. Get the object in order to force its alignment.
2720 (vect_get_memtag_and_dr): Rename base to base_address in
2721 stmt_vec_info. Extract the object for memtag analysis.
2723 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2725 PR regression/19898.
2726 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2727 changes cc_status, use apply modified_in_p to part of cc_status
2728 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2731 2005-02-11 Richard Henderson <rth@redhat.com>
2733 * tree-complex.c (expand_complex_libcall): New.
2734 (expand_complex_multiplication): Use it for c99 compliance.
2735 (expand_complex_division): Likewise.
2736 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2738 * builtins.c (built_in_names): Remove const.
2739 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2741 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2742 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2743 (built_in_names): Remove const.
2744 * c-common.c (c_common_type_for_mode): Handle complex modes.
2745 * flags.h, toplev.c (flag_complex_method): Rename from
2746 flag_complex_divide_method.
2747 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2748 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2749 * libgcc2.h: Declare them.
2750 * libgcc-std.ver: Export them.
2751 * mklibgcc.in (lib2funcs): Build them.
2753 2005-02-11 Steven Bosscher <stevenb@suse.de>
2755 PR tree-optimization/19876
2756 Partially revert my change from 2005-01-14
2757 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2758 (compute_antic): ...and remove the loop here.
2760 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2763 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2764 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2766 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2767 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2769 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2771 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2772 offsets for the big-endian 32-bit case.
2774 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2776 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2778 2005-02-11 Dale Johannesen <dalej@apple.com>
2780 * cselib.c (cselib_process_insn): Clear out regs where
2781 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2782 * reload.c (find_equiv_reg): Ditto.
2784 2005-02-11 Ian Lance Taylor <ian@airs.com>
2786 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2789 * tree.c (build_function_type_list): Work correctly if there are
2792 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2794 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2795 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2796 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2797 TARGET_ZARCH instead of TARGET_64BIT.
2799 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2801 * config/rs6000/t-rtems:
2802 (MULTILIB_OPTIONS): Remove mcpu=602.
2803 (MUTLILIB_DIRNAMES): Remove m602.
2804 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2805 Let mcpu=602 match mcpu=603.
2806 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2808 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2810 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2813 2005-02-10 David Daney <ddaney@avtrex.com>
2815 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2816 * config/i386/linux-unwind.h: Likewise.
2817 * config/ia64/linux-unwind.h: Likewise.
2818 * config/mips/linux-unwind.h: Likewise.
2819 * config/pa/linux-unwind.h: Likewise.
2820 * config/rs6000/linux-unwind.h: Likewise.
2821 * config/s390/linux-unwind.h: Likewise.
2822 * config/sh/linux-unwind.h: Likewise.
2823 * config/sparc/linux-unwind.h: Likewise.
2825 2005-02-10 Steven Bosscher <stevenb@suse.de>
2827 PR tree-optimization/17549
2828 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2829 TER to replace a DEF with its expression if the DEF and the
2830 rhs of the expression we replace into have the same root
2833 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2835 * config/mips/mips.md: Fix the placement of the match_scratch in the
2838 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2840 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2843 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2845 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2846 (strip_offset): Handle addresses.
2847 (add_address_candidates): Use strip_offset.
2848 (difference_cost): Reflect strip_offset change.
2849 (force_var_cost, difference_cost): Strip nops.
2851 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2853 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2855 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2856 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2857 config/cris/cris-protos.h, config/cris/cris.c: Update
2860 2005-02-10 Jeff Law <law@redhat.com>
2862 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2863 (lookup_avail_expr): Similarly.
2865 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2867 * builtins.c (fold_builtin_powi): New function.
2868 (fold_builtin_1): Call it.
2870 2005-02-10 Steven Bosscher <stevenb@suse.de>
2872 PR documentation/19309
2873 * doc/cpp.texi: The __GNUC__ and related predefined macros
2874 are also defined for the "standalone" cpp.
2875 Some non-GCC compilers may also define __GNUC__.
2877 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2880 * c-typeck.c (common_type): New routine. Old common_type renamed
2882 (c_common_type): ...this.
2883 (build_conditional_expr, build_binary_op): Use c_common_type instead
2886 2005-02-10 Steven Bosscher <stevenb@suse.de>
2888 * doc/md.texi: Replace @samp{length} with @code{length}.
2890 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2892 PR tree-optimization/18687
2893 * tree-flow.h (find_loop_niter): Declare.
2894 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2895 Try using scev even for loops with more than one exit.
2896 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2897 (struct ivopts_data): Added niters field.
2898 (struct nfe_cache_elt): New.
2899 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2901 (tree_ssa_iv_optimize_init): Initialize niters cache.
2902 (determine_number_of_iterations): Removed.
2903 (find_induction_variables): Do not call determine_number_of_iterations.
2904 Access niters for single exit through niter_for_single_dom_exit.
2905 (add_iv_outer_candidates): Access niters for single exit through
2906 niter_for_single_dom_exit.
2907 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2908 number_of_iterations_cond.
2909 (iv_period): New function.
2910 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2911 (may_replace_final_value): Take data argument. Use
2912 niter_for_single_dom_exit.
2913 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2914 (rewrite_use_compare): Pass data to may_eliminate_iv.
2915 (rewrite_use_outer): Pass data to may_replace_final_value.
2916 (free_loop_data): Clean up the niters cache.
2917 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2918 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2919 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2920 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2921 (num_ending_zeros): Moved to tree.c.
2922 * tree.h (num_ending_zeros): Declare.
2923 * tree.c (num_ending_zeros): Moved from tree.c.
2925 2005-02-09 Richard Henderson <rth@redhat.com>
2927 * builtins.c (DEF_BUILTIN): Add COND argument.
2928 * tree.h (DEF_BUILTIN): Likewise.
2929 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2930 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2932 (DEF_BUILTIN_STUB): New.
2933 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2934 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2935 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2936 * c-common.c (DEF_BUILTIN): Add COND argument.
2937 * tree.c (local_define_builtin): New.
2938 (build_common_builtin_nodes): New.
2940 2005-02-09 Roger Sayle <roger@eyesopen.com>
2942 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2943 floating point expression ignoring the sign of the result.
2944 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2945 (fold) <MULT_EXPR>: Use it to simplify x*x.
2946 * tree.h (fold_strip_sign_ops): Prototype here.
2947 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2948 argument. Use fold_strip_sign_ops to simplify the first argument.
2949 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2950 first argument when the second argument is an even integer
2951 constant, but only with -funsafe_math_optimizations.
2952 (fold_builtin_1): Update call to fold_builtin_copysign.
2954 2005-02-09 Ian Lance Taylor <ian@airs.com>
2957 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2958 just check whether EH_FILTER_FAILURE falls through.
2960 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2962 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2963 insns return to ready list in the next turn.
2965 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2968 * builtins.def: New __builtin_powi[lf].
2969 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2970 (expand_builtin_powi): New function.
2971 (expand_builtin): Dispatch to expand_builtin_powi.
2972 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2973 * libgcc2.c: Add __builtin_powi[lf] implementation.
2974 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2975 * optabs.h: Add powi_optab.
2976 * optabs.c (init_optabs): Initialize powi_optab.
2977 * doc/extend.texi: Document __builtin_powi[lf].
2979 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2981 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2984 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2987 * fold-const.c (try_move_mult_to_index): Remove redundant
2988 type argument. Create ADDR_EXPR with correct type.
2989 (fold): Update callers of try_move_mult_to_index. Convert
2990 result to the appropriate type.
2992 2005-02-09 Roger Sayle <roger@eyesopen.com>
2995 * config/avr/avr.c (default_rtx_costs): Delete.
2996 (avr_operand_rtx_cost): New function.
2997 (avr_rtx_costs): Completely rewrite.
2999 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3002 * config/cris/cris.c (in_code): New variable.
3003 (cris_output_addr_const): Now a static function, a wrapper for
3005 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3006 case from old cris_output_addr_const.
3007 (cris_asm_output_label_ref): Similar for LABEL_REF.
3008 (cris_output_addr_const_extra): Similar for UNSPEC.
3009 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3010 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3011 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3013 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3014 (cris_asm_output_label_ref): Declare.
3016 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3018 PR preprocessor/19801
3019 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3020 filenames that changed when libcpp was moved to the toplevel.
3022 2005-02-07 Roger Sayle <roger@eyesopen.com>
3024 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3025 zero extensions of BImode operands. Call lowpart_subreg instead
3026 of gen_lowpart_common and gen_lowpart_SUBREG.
3028 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3031 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3032 * configure.ac: Set cc_for_cross_gnattools.
3033 * configure: Regenerate.
3035 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3038 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3040 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3043 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3044 of nested functions.
3046 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3048 * doc/extend.texi: Document deprecated extensions allowing
3049 static floating-point members to have initializers and allowing
3050 floating-point literals in integral constant expressions.
3052 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3054 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3055 config/darwin7.h, config/mips/mips.c,
3056 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3059 * cse.c: Update comments.
3061 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3064 * builtins.c (fold_builtin_sqrt): Transform
3065 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3068 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3069 Dorit Naishlos <dorit@il.ibm.com>
3071 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3072 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3073 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3075 * tree.h (vect_set_verbosity_level): New extern function declaration
3077 * tree-vectorizer.h (verbosity_levels): New enum type.
3078 * tree-vectorizer.c (vect_debug_stats): Function removed.
3079 (vect_debug_details): Likewise.
3080 (vect_verbosity_level): Global variable was defined and initialized.
3081 (vect_dump): Global variable definition.
3082 (vect_print_dump_info): New function.
3083 (vect_set_dump_settings): New function.
3084 (vect_set_verbosity_level): New function.
3085 (vectorize_loops): Add call to vect_set_dump_settings.
3087 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3088 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3089 (slpeel_tree_peel_loop_to_edge): Likewise.
3091 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3092 appropriate verbosity level instead of call to vect_debug_details
3093 or vect_debug_stats.
3094 (vect_get_base_and_offset):
3095 (vect_create_addr_base_for_vector_ref):
3096 (get_vectype_for_scalar_type):
3097 (vect_create_data_ref_ptr):
3099 (vect_get_vec_def_for_operand):
3100 (vect_finish_stmt_generation):
3101 (vectorizable_assignment):
3102 (vectorizable_operation):
3103 (vectorizable_store):
3104 (vectorizable_load):
3105 (vect_transform_stmt):
3106 (vect_update_ivs_after_vectorizer):
3107 (vect_do_peeling_for_loop_bound):
3108 (vect_update_inits_of_drs):
3109 (vect_do_peeling_for_alignment):
3110 (vect_transform_loop):
3111 (vect_is_simple_use):
3112 (vect_analyze_operations):
3113 (vect_is_simple_iv_evolution):
3114 (vect_analyze_scalar_cycles):
3115 (vect_analyze_data_ref_dependence):
3116 (vect_analyze_data_ref_dependences):
3117 (vect_compute_data_ref_alignment):
3118 (vect_enhance_data_refs_alignment):
3119 (vect_analyze_data_refs_alignment):
3120 (vect_analyze_data_ref_access):
3121 (vect_analyze_data_ref_accesses):
3122 (vect_analyze_pointer_ref_access):
3123 (vect_get_memtag_and_dr):
3124 (vect_analyze_data_refs):
3125 (vect_mark_relevant):
3126 (vect_stmt_relevant_p):
3127 (vect_mark_stmts_to_be_vectorized):
3128 (vect_can_advance_ivs_p):
3129 (vect_get_loop_niters):
3130 (vect_analyze_loop_form):
3131 (vect_analyze_loop):
3132 (vectorize_loops): Likewise.
3134 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3135 (vect_update_inits_of_drs):
3136 (vect_do_peeling_for_alignment):
3137 (vect_transform_loop):
3138 (vect_analyze_operations):
3139 (vect_analyze_scalar_cycles):
3140 (vect_analyze_data_ref_dependences):
3141 (vect_analyze_data_refs_alignment):
3142 (vect_analyze_data_ref_accesses):
3143 (vect_analyze_data_refs):
3144 (vect_mark_stmts_to_be_vectorized):
3145 (vect_get_loop_niters):
3146 (vect_analyze_loop_form):
3147 (vect_analyze_loop): Likewise.
3148 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3150 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3154 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3155 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3156 either -ffast-math or -funsafe-math-optimizations is in use.
3158 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3159 * config/mips/irix-csr.c: New file.
3160 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3161 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3162 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3165 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3167 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3168 redundant, incorrect definitions.
3170 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3172 ("*tls_indirect_call"): New, reference hard regs directly.
3173 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3175 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3177 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3178 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3180 2005-02-06 Roger Sayle <roger@eyesopen.com>
3182 PR rtl-optimization/19800
3183 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3184 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3187 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3189 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3191 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3194 * doc/invoke.texi: Correct documentation of -freorder-functions.
3196 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3199 * doc/invoke.texi: Don't mention gccbug.
3201 2005-02-06 Roger Sayle <roger@eyesopen.com>
3202 Andrew Pinski <pinskia@physics.uc.edu>
3203 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3205 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3206 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3207 into just (zero_extract:SI FOO (const_int 1) BAR).
3209 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3211 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3212 macro locally. Don't give last revision date. Use GCC version
3213 number from gcc-common.texi.
3214 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3215 revision date. Use GCC version number from gcc-common.texi.
3216 Describe being a library as current state rather than as 3.x
3218 * doc/gcc.texi: Remove last update date.
3219 * doc/gccint.texi: Likewise. Update copyright dates.
3220 * doc/install.texi: Update copyright dates.
3222 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3225 * doc/invoke.texi: Mention for each option included in -Wall that
3226 it is included in -Wall.
3227 * doc/gcc.texi: Update copyright and last modification date.
3229 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3231 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3232 unnecessary cast to original induction variable increments.
3234 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3236 PR tree-optimization/18219
3237 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3238 in distributed form.
3240 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3242 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3243 Set bitpos and offset later in the function. Do nothing if the
3244 target is a register and if the bitfield lies completely outside
3246 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3247 here. Return an uninitialised register if the source value is stored
3248 in a register and the bitfield lies completely outside that register.
3250 2005-02-06 Steven Bosscher <stevenb@suse.de>
3252 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3255 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3257 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3259 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3261 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3262 * config/darwin8.h: New.
3263 * config/darwin7.h: Update comment.
3265 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3266 Dorit Naishlos <dorit@il.ibm.com>
3268 * tree-vectorizer.h (LOC): New type.
3269 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3270 (loop_line_number): New field in struct _loop_vec_info.
3271 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3273 * tree-vectorizer.c (input.h): Included.
3274 (find_loop_location): New function.
3275 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3276 loop line number removed.
3277 (vect_debug_details): Likewise.
3278 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3280 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3281 call to vect_debug_details/stats changed from loop to loop_loc.
3282 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3283 (slpeel_tree_peel_loop_to_edge): Likewise.
3285 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3286 changed from NULL to UNKNOWN_LOC.
3287 (vect_get_base_and_offset):
3288 (vect_create_addr_base_for_vector_ref):
3289 (get_vectype_for_scalar_type):
3290 (vect_create_data_ref_ptr):
3292 (vect_get_vec_def_for_operand):
3293 (vect_finish_stmt_generation):
3294 (vectorizable_assignment):
3295 (vectorizable_operation):
3296 (vectorizable_store):
3297 (vectorizable_load):
3298 (vect_transform_stmt):
3299 (vect_update_ivs_after_vectorizer):
3300 (vect_do_peeling_for_loop_bound):
3301 (vect_do_peeling_for_alignment):
3302 (vect_transform_loop):
3303 (vect_is_simple_use):
3304 (vect_analyze_operations):
3305 (vect_is_simple_iv_evolution):
3306 (vect_analyze_scalar_cycles):
3307 (vect_analyze_data_ref_dependences):
3308 (vect_compute_data_ref_alignment):
3309 (vect_enhance_data_refs_alignment):
3310 (vect_analyze_data_ref_access):
3311 (vect_analyze_data_ref_accesses):
3312 (vect_analyze_pointer_ref_access):
3313 (vect_get_memtag_and_dr):
3314 (vect_analyze_data_refs):
3315 (vect_mark_relevant):
3316 (vect_stmt_relevant_p):
3317 (vect_mark_stmts_to_be_vectorized):
3318 (vect_can_advance_ivs_p):
3319 (vect_get_loop_niters):
3320 (vect_analyze_loop):
3321 (vectorize_loops): Likewise.
3323 (vectorizable_load): Argument in call to vect_debug_details/stats
3324 changed from loop to LOOP_LOC (loop_vinfo).
3325 (vect_transform_loop):
3326 (vect_analyze_operations):
3327 (vect_analyze_scalar_cycles):
3328 (vect_analyze_data_ref_dependence):
3329 (vect_enhance_data_refs_alignment):
3330 (vect_analyze_data_ref_accesses):
3331 (vect_analyze_pointer_ref_access):
3332 (vect_analyze_data_refs):
3333 (vect_analyze_loop): Likewise.
3335 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3336 changed from loop to loop_loc.
3338 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3340 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3341 Dorit Naishlos <dorit@il.ibm.com>
3343 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3345 (vect_analyze_data_ref_dependences): Likewise.
3347 (vect_is_simple_use): Argument changed from loop structure to
3348 loop_vect_info structure.
3349 (vect_can_advance_ivs_p): Likewise.
3350 (vect_create_index_for_vector_ref): Likewise.
3351 (vect_update_ivs_after_vectorizer): Likewise.
3352 (new_stmt_vec_info): Likewise.
3354 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3355 changed from loop to loop_vinfo.
3356 (vect_create_data_ref_ptr): First argument in call to
3357 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3358 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3359 was changed from loop to loop_vinfo.
3360 (vectorizable_operation): Likewise.
3361 (vectorizable_store): Likewise.
3362 (vect_mark_stmts_to_be_vectorized): Likewise.
3363 (vect_do_peeling_for_loop_bound): First argument in call to
3364 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3365 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3366 was changed from loop to loop_vinfo.
3367 (vect_analyze_data_ref_dependences): Third argument in call to
3368 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3370 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3371 (vect_create_data_ref_ptr): Likewise.
3372 (vect_init_vector): Likewise.
3373 (vect_get_vec_def_for_operand): Likewise.
3374 (vectorizable_assignment): Likewise.
3375 (vectorizable_operation): Likewise.
3376 (vectorizable_store): Likewise.
3377 (vectorizable_load): Likewise.
3378 (vect_update_ivs_after_vectorizer): Likewise.
3379 (vect_is_simple_use): Likewise.
3380 (vect_analyze_data_ref_dependence): Likewise.
3381 (vect_analyze_pointer_ref_access): Likewise.
3382 (vect_can_advance_ivs_p): Likewise.
3384 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3385 before _stmt_vec_info.
3386 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3387 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3388 (new_stmt_vec_info): Argument changed from loop structure to
3389 loop_vect_info structure
3391 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3392 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3393 (vect_create_addr_base_for_vector_ref): Likewise.
3394 (vect_analyze_pointer_ref_access): Likewise.
3396 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3399 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3400 phi flag if the phi is abnormal.
3402 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3405 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3406 information for the new statement.
3408 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3411 * gcc.c (main): Include the target in -v output.
3413 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3415 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3416 Do not drop the extend if we'd have to add a paradoxical subreg
3417 later. Include optabs.h and insn-codes.h.
3418 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3420 2005-02-02 Roger Sayle <roger@eyesopen.com>
3423 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3424 * fold-const.c (const_binop): Avoid constant folding floating
3425 point operations in modes that use composite representations.
3426 * simplify-rtx.c (simplify_binary_operation): Likewise.
3428 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3430 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3432 (altivec_dstt): Likewise.
3433 (altivec_dstst): Likewise.
3434 (altivec_dststt): Likewise.
3435 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3438 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3440 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3441 EXPR_LOCUS from orig_cond to the new cond_stmt.
3442 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3445 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3447 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3448 standard_iv_increment_position. Remove call to bsi_next
3449 (no need to bump the iterator anymore).
3450 (vect_create_index_for_vector_ref): Call
3451 standard_iv_increment_position. Remove second function argument.
3452 (vect_finish_stmt_generation): Remove call to bsi_next
3453 (no need to bump the iterator anymore).
3454 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3455 to vect_create_index_for_vector_ref.
3457 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3459 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3460 phis are used out of the loop.
3462 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3465 * c-decl.c (undef_nested_function): New variable.
3466 (pop_scope): Diagnose undefined nested functions.
3467 (finish_function): Don't attempt cgraph processing or genericizing
3468 if current top-level function contained an undefined nested
3469 function. Reset undef_nested_function at the end of a top-level
3472 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3474 * tree.c (build_int_cst_type): Take sign of the value into account
3475 when deciding whether sign extend the value.
3477 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3480 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3481 (cpp_options, cc1_options): Change %{std*&ansi} to
3482 %{std*&ansi&trigraphs}.
3484 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3486 * cse.c: Update comments.
3488 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3490 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3491 arguments go on the stack. Do not put complex doubles in odd/even
3494 2005-02-02 Steven Bosscher <stevenb@suse.de>
3496 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3497 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3498 -ftree-pre, and -fthread-jumps.
3500 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3502 PR tree-optimization/19578
3503 * tree-flow.h (modified_noreturn_calls): Declare.
3504 (noreturn_call_p): Declare.
3505 * tree-flow-inline.h (noreturn_call_p): New function.
3506 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3507 * tree-cfg.c (modified_noreturn_calls): New variable.
3508 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3509 that contain a mid-block noreturn call.
3510 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3512 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3514 * df.c (df_def_record_1, df_uses_record): Don't use
3516 * df.h (DF_FOR_REGALLOC): Remove.
3518 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3521 * c-typeck.c (really_start_incremental_init): Reset
3522 constructor_max_index for arrays of incomplete type.
3524 2005-02-02 Jeff Law <law@redhat.com>
3526 * gcse.c (struct reg_set): Store the block index where the register
3527 was set rather than the setting insn.
3528 (record_one_set, compute_transp): Corresponding changes.
3529 (pre_insert_copy_insn): Do not call replace_one_set.
3530 (replace_one_set): Remove.
3532 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3535 * doc/gcov.texi: Fix typo.
3537 2005-02-01 Richard Henderson <rth@redhat.com
3540 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3541 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3543 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3544 * config/i386/i386-protos.h: Update.
3546 2005-02-01 Steven Bosscher <stevenb@suse.de>
3548 PR tree-optimization/19217
3549 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3550 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3551 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3552 that it is walking a PHI node.
3554 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3556 * doc/extend.texi (Nested Functions): Update.
3558 2005-02-01 Richard Henderson <rth@redhat.com>
3561 * optabs.c (expand_copysign_absneg): Export.
3562 * optabs.h (expand_copysign_absneg): Declare.
3563 * config/rs6000/rs6000.md (copysigntf3): New.
3565 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3567 PR tree-optimization/19633
3568 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3569 * tree-ssa-alias.c (init_alias_info): Initialize.
3570 (merge_pointed_to_info): Set.
3571 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3572 (dump_points_to_info_for): Show value of pt_null.
3573 (struct count_ptr_d): Declare.
3574 (find_ptr_dereference): Remove.
3575 (ptr_is_dereferenced_by): Remove.
3576 (count_ptr_derefs): New local function.
3577 (count_uses_and_derefs): New local function.
3578 (compute_points_to_and_addr_escape): Call it. If the number
3579 of dereferences is greater than zero, mark the pointer as
3580 dereferenced. If there are fewer dereferences than uses of
3581 the pointer, the pointer's value escapes.
3583 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3585 PR tree-optimization/19670
3586 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3588 (verify_use): ... set it here, instead.
3590 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3592 * doc/sourcebuild.texi (Test directives): Fix formatting.
3594 * doc/sourcebuild.texi (Test directives): Describe selector
3597 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3599 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3600 specific 64-bit CPUs.
3602 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3605 * arm.c (arm_eliminable_register): New function.
3606 (adjacent_mem_locations): Don't allow eliminable registers. Use
3607 HOST_WIDE_INT for address offsets.
3608 * arm-protos.h (arm_eliminable_register): Add prototype.
3610 2005-02-01 Steven Bosscher <stevenb@suse.de>
3612 PR optimization/15242
3613 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3614 * basic-block.h (duplicate_computed_gotos): Add prototype.
3615 * bb-reorder.c (duplicate_computed_gotos): New function to
3616 duplicate sufficiently small blocks ending in a computed jump.
3617 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3618 if not optimizing for size.
3619 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3620 never do tail merging for blocks ending in a computed jump.
3621 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3623 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3625 Patch from Richard Sandiford <rsandifo@redhat.com>
3626 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3627 from inheriting a subreg equivalence with a non-spill register.
3629 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3631 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3633 * config/frv/frv.c (movcc_fp_destination_operand): New.
3634 (gpr_or_memory_operand): Fix typo in comment.
3635 (gpr_or_memory_operand_with_scratch): New.
3636 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3637 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3638 movcc_fp_destination_operand.
3639 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3640 Legitimize memory addresses using a scratch register.
3642 2005-01-31 Jeff Law <law@redhat.com>
3644 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3645 bitmap a sparse bitmap instead of a simple bitmap.
3646 (mark_def_sites_initialize_block): Corresponding changes.
3647 (ssa_mark_def_sites_initialize_block): Likewise.
3648 (ssa_mark_phi_uses): Likewise.
3649 (mark_def_site, ssa_mark_def_sites): Likewise.
3650 (mark_def_site_blocks): Likewise.
3651 (rewrite_ssa_into_ssa): Likewise.
3653 * tree-ssa-dom.c (record_cond): Pass correct variable type
3654 for last argument to htab_find_slot_with_hash.
3656 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3657 effects when optimizing 0 % X. Do not try to optimize X % 0.
3659 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3661 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3664 2005-02-01 Eric Christopher <echristo@redhat.com>
3666 * config/mips/mips.c (override_options): Warn if -mint64
3668 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3671 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3673 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3675 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3676 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3677 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3678 (cached_regno): Initialize to INVALID_REGNUM.
3679 (cse_reg_info_table_size,
3680 cse_reg_info_table_first_uninitialized,
3681 cse_reg_info_timestamp): New.
3682 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3684 (init_cse_reg_info, get_cse_reg_info_1): New.
3685 (get_cse_reg_info): Cache the last look-up.
3686 (new_basic_block): Update the code to clear mappings from
3687 registers to cse_reg_info entries.
3688 (cse_main): Call init_cse_reg_info.
3690 * cse.c (get_cse_reg_info): Update a comment.
3692 2005-01-31 Steven Bosscher <stevenb@suse.de>
3695 * c-decl.c (start_decl): Do not warn about arrays of elements with
3696 an incomplete type here.
3697 (grokdeclarator): Do it here by making a pedwarn an error.
3698 * c-typeck.c (push_init_level): If there were previous errors with
3699 the constructor type, do not warn about braces for initializers.
3700 (process_init_element): Likewise for excess initializer elements.
3702 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3704 * cse.c (delete_trivially_dead_insn): Don't iterate.
3706 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3708 * config/rs6000/rs6000.md (copysignsf3): New expand.
3709 (copysigndf3): Likewise.
3711 2005-01-31 Steven Bosscher <stevenb@suse.de>
3713 * recog.c (constrain_operands): Only look for earlyclobber operand
3714 conflicts if an '&' constraint was seen.
3716 2005-01-31 Marc Espie <espie@openbsd.org>
3718 * config.gcc: Don't include embedded systems fragment, switches default
3719 debugging format to ELF.
3720 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3721 longer pick it up there.
3723 2005-01-31 Dale Johannesen <dalej@apple.com>
3725 * doc/extend.texi (nested functions): Fix linkage description.
3726 Clarify that static is not allowed.
3728 2005-01-31 Dale Johannesen <dalej@apple.com>
3730 * config/rs6000/darwin.md (movsf_low_di): Make work.
3731 (movdf_low_di): Make work.
3733 2005-01-31 Dale Johannesen <dalej@apple.com>
3735 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3736 Make work for 64 bit.
3738 2005-01-31 Roger Sayle <roger@eyesopen.com>
3739 Dale Johannesen <dalej@apple.com>
3742 * fold-const.c (fold_binary_op_with_conditional_arg):
3743 Make types match original operands, before STRIP_NOPS.
3745 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3747 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3748 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3749 (struct gcc_sigcontext): Delete. Merge contents to..
3750 (struct gcc_ucontext): ..here.
3751 (get_sigcontext): Delete.
3752 (get_regs): New function, like get_sigcontext but return regs ptr.
3753 64-bit version finds regs from r1 to support vdso.
3754 (ppc_linux_aux_vector): New function.
3755 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3758 2005-01-31 Ira Rosen <irar@il.ibm.com>
3760 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3762 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3763 redundant fold. Fix misalignment for MINUS_EXPR.
3764 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3765 (vect_analyze_pointer_ref_access): Likewise.
3766 (vect_get_memtag_and_dr): Likewise.
3768 2005-01-31 Richard Henderson <rth@redhat.com>
3770 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3771 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3772 absnegdf2_i387, absnegxf2_i387): Likewise.
3774 2005-01-31 Richard Henderson <rth@redhat.com>
3777 * optabs.c (expand_copysign_absneg): New.
3778 (expand_copysign_bit): Split out from ...
3779 (expand_copysign): ... here. Use expand_copysign_absneg.
3781 2005-01-30 Roger Sayle <roger@eyesopen.com>
3784 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3785 constant as the second operand and a register as the third.
3787 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3790 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3791 that dllimport'd functions do not use all call-clobbered registers
3794 2005-01-30 Richard Henderson <rth@redhat.com>
3797 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3798 expand_abs_nojump and generalize. Use operand_subword and
3799 emit_no_conflict_block. Support large modes.
3800 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3802 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3803 negation to subtraction.
3804 (expand_copysign): Check that the format has signed zeros.
3805 Use operand_subword and emit_no_conflict_block. Support large modes.
3807 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3809 Fix PR tree-optimization/19624
3811 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3812 * tree-ssa-pre.c: Add cfgloop.h.
3814 (pre_stats): New member, constified.
3815 (inserted_exprs): New static variable.
3816 (NECESSARY): New macro.
3817 (create_expression_by_pieces): Fold the expression, and
3818 mark it as defaulting to not necessary. Also put in
3820 (fully_constant_expression): New function.
3821 (insert_into_preds_of_block): Modify to not insert phis when we
3822 are playing with induction variables.
3823 Push phis onto the inserted_exprs vector, and mark them as not
3824 necessary by default.
3825 (insert_aux): Call fully_constant_expression on eprime.
3826 If all edges produce the same value, mark it constant.
3827 (mark_operand_necessary): New function.
3828 (remove_dead_inserted_code): New function.
3829 (init_pre): Init loop optimizer to get loop info.
3830 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3831 (execute_pre): Commit edge inserts, then remove dead code.
3833 2005-01-30 Richard Henderson <rth@redhat.com>
3835 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3836 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3838 2005-01-30 Richard Henderson <rth@redhat.com>
3841 * config/i386/i386.c (ix86_expand_copysign): New.
3842 (ix86_split_copysign_const): New.
3843 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3844 rearrange op1/nmask operands.
3845 * config/i386/i386-protos.h: Update.
3846 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3847 (copysigndf3): Likewise.
3848 (copysignsf3_const, copysigndf3_const): New.
3849 (copysignsf3_var): Rename from copysignsf3, split out splitter
3850 and fix split predicate for X constraint.
3851 (copysigndf3_var): Similarly.
3853 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3855 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3856 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3857 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3859 2005-01-29 Richard Henderson <rth@redhat.com>
3862 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3863 of # and * in constraints.
3865 2005-01-29 Richard Henderson <rth@redhat.com>
3868 * expr.c (store_field): Don't strip sub-mode cast when the input
3869 data is even smaller.
3871 2005-01-29 Richard Henderson <rth@redhat.com>
3874 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3877 2005-01-29 Richard Henderson <rth@redhat.com>
3879 * combine.c (make_field_assignment): Fix argument order
3882 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3884 PR tree-optimization/15791
3885 * fold-const.c (extract_array_ref): New function.
3886 (fold): Fold comparisons between &a[i] and &a[j] or
3887 semantically equivalent trees.
3889 2005-01-29 Jeff Law <law@redhat.com>
3891 * gcse.c (insert_expr_in_table): Revamp handling of available
3892 and anticipatable occurrence lists to avoid unnecessary list
3894 (insert_set_in_table): Similarly.
3896 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3898 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3900 (c_build_qualified_type): Build qualified array types with
3901 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3902 * c-decl.c (c_make_fname_decl): Build unqualified array type
3903 before qualified type.
3904 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3905 type is qualified, not just if type itself is. Don't apply
3906 qualifiers to array type when declarator is processed. Apply
3907 qualifiers to field type whether or not it is an array type.
3908 Don't handle array types specially for applying qualifiers to
3910 * c-typeck.c (composite_type): Build unqualified element type and
3911 array type when forming composite of array types.
3912 (common_pointer_type, comptypes, comp_target_types,
3913 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3914 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3916 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3917 (args2) in variables a1 and a2.
3919 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3921 * cse.c (n_elements_made, max_elements_made): Remove.
3922 (insert): Don't touch n_elements_made.
3923 (cse_main): Don't touch n_elements_made or max_elements_made.
3925 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3928 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3929 configuration part of dp-bit.c to be lost.
3931 2005-01-28 Roger Sayle <roger@eyesopen.com>
3933 * expmed.c (expand_mult_highpart_optab): When attempting to use
3934 a non-widening multiplication in a wider mode, the operands need
3935 to be converted (zero or sign extended) to that mode.
3937 2005-01-28 Ian Lance Taylor <ian@airs.com>
3941 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3942 through if both operands fall through.
3944 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3946 * cse.c (fold_rtx) <PC>: Don't optimize.
3948 2005-01-28 Jeff Law <law@redhat.com>
3950 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3951 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3953 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3955 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3956 cse_reg_info_used_list_end): Remove.
3957 (cse_reg_info_list, cse_reg_info_list_free): New.
3958 (get_cse_reg_info): When allocating an instance of
3959 cse_reg_info, add it to the beginning of the cse_reg_info_list
3960 list. Remove code to maintain cse_reg_info_used_list.
3961 (new_basic_block): Reset the free list to the beginning of
3964 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3966 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3967 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3968 (frv_expand_mdpackh_builtin): New function.
3969 (frv_expand_builtin): Use it to expand __MDPACKH.
3970 * doc/extend.texi (__MDPACKH): Update documentation.
3972 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3974 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3975 SSE_FLOAT_MODE_P for use_sse computation.
3977 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3980 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3982 2005-01-27 Richard Henderson <rth@redhat.com>
3984 * builtins.c (expand_builtin_copysign): New.
3985 (expand_builtin): Call it.
3986 * genopinit.c (optabs): Add copysign_optab.
3987 * optabs.c (init_optabs): Initialize it.
3988 (expand_copysign): New.
3989 * optabs.h (OTI_copysign, copysign_optab): New.
3990 (expand_copysign): Declare.
3992 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3993 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3995 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3996 (ix86_expand_fp_absneg_operator): ... here.
3997 (ix86_split_copysign): New.
3998 * config/i386/i386-protos.h: Update.
3999 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4000 (copysignsf3, copysigndf3): New.
4002 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4003 (copysignsf3, ncopysignsf3): New.
4004 (copysigndf3, ncopysigndf3): New.
4005 (copysignxf3, ncopysignxf3): New.
4006 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4008 2005-01-27 Arend Bayer <arend.bayer@web.de>
4009 Kazu Hirata <kazu@cs.umass.edu>
4011 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4012 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4013 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4016 2005-01-27 Jeff Law <law@redhat.com>
4018 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4019 definitions of SSA_NAMEs which are not being rewritten.
4020 (rewrite_ssa_into_ssa): Only initialize the current definition
4021 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4022 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4023 SSA_NAMEs before returning.
4025 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4027 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4028 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4029 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4030 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4031 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4033 2005-01-27 Steven Bosscher <stevenb@suse.de>
4036 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4037 higher to -O2 and higher. Likewise for tree PRE.
4038 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4041 2005-01-27 Ian Lance Taylor <ian@airs.com>
4044 * gimple-low.c (try_catch_may_fallthru): New static function.
4045 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4046 * tree-inline.c (expand_call_inline): Don't warn about reaching
4047 the end of a non-void function being inlined if the function uses
4050 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4052 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4055 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4056 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4057 (implicitly_declare): Handle error_mark_node.
4059 2005-01-27 Richard Henderson <rth@redhat.com>
4062 * tree.h (struct tree_decl): Add debug_expr_is_from.
4063 (DECL_DEBUG_EXPR_IS_FROM): New.
4064 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4065 * dwarf2out.c (dwarf2out_var_location): Update to match.
4066 * tree-outof-ssa.c (create_temp): Likewise.
4067 * var-tracking.c (track_expr_p): Likewise.
4068 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4069 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4070 * toplev.c (default_tree_printer): Likewise.
4072 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4074 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4075 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4077 2005-01-27 Steven Bosscher <stevenb@suse.de>
4079 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4080 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4081 ASM_CLOBBERS): Add tree checks.
4083 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4084 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4085 * c-common.def (SWITCH_STMT): Update to match.
4086 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4087 macros instead of SWITCH_EXPR ones.
4088 * c-dump.c (c_dump_tree): Likewise.
4089 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4090 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4092 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4094 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4096 * unwind-dw2.c (execute_stack_op): Add missing cases for
4097 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4099 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4101 * config.gcc (Obsolete configurations): Remove 'dummy', add
4102 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4105 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4107 PR tree-optimization/19633
4108 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4110 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4111 are no call-clobbered variables.
4112 * tree-outof-ssa.c (check_replaceable): Return false for calls
4115 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4117 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4118 even for variables with NULL DECL_INITIAL.
4120 2005-01-26 Stuart Hastings <stuart@apple.com>
4122 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4124 2005-01-26 Richard Henderson <rth@redhat.com>
4127 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4129 * expr.c (store_field): Strip conversions to odd-bit-sized types
4130 if the destination field width matches.
4132 2005-01-26 Richard Henderson <rth@redhat.com>
4134 * c-decl.c, expmed.c, expr.c: Revert last change.
4136 2005-01-26 Richard Henderson <rth@redhat.com>
4139 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4141 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4142 if we don't need the bits above those present in the current mode.
4143 * expr.c (store_field): Strip conversions to odd-bit-sized types
4144 if the destination field width matches.
4146 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4148 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4149 either -ffast-math or -funsafe-math-optimizations is in use.
4151 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4155 * config/avr/avr.c (notice_update_cc): Only set condition code for
4156 ashrqi3 if shift count > 0.
4157 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4158 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4159 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4160 count <= 0 as a no-op, and shift count >= width by copying zero
4161 or sign bit to all bits of the result.
4162 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4163 count, with attribute "length" set to 0 and "cc" set to "none".
4165 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4167 * doc/invoke.texi: Document -mTLS.
4169 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4170 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4171 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4172 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4173 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4174 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4175 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4176 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4178 * configure.ac: Check for a TLS capable gas.
4180 * configure: Regenerate.
4182 2005-01-26 Richard Henderson <rth@redhat.com>
4185 * combine.c (make_field_assignment): Simplify store to zero_extract
4186 from a source with an overlapping mask.
4188 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4190 2004-11-11 Eric Christopher <echristo@redhat.com>
4192 * config/frv/frv.md: Add fr400_integer automaton. Don't
4193 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4196 2005-01-26 Steven Bosscher <stevenb@suse.de>
4199 * cfgbuild.c (make_edges): Do not clear or set
4200 current_function_has_computed_jump.
4201 * function.h (struct function): Remove the has_computed_jump field.
4202 (current_function_has_computed_jump): Do not define.
4203 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4204 in a computed jump. Ignore current_function_has_computed_jump.
4206 2005-01-26 Richard Henderson <rth@redhat.com>
4209 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4210 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4212 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4213 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4214 objects into static storage if they have more than one non-zero value.
4215 * tree.h (categorize_ctor_elements): Update decl.
4217 2005-01-26 Steven Bosscher <stevenb@suse.de>
4220 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4221 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4222 to this function from 2004-07-10.
4223 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4224 the current function for tail call optimizations if the address
4225 of one of it its arguments is taken.
4227 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4229 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4231 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4233 * function.c (expand_function_end): If current_function_calls_alloca,
4234 emit stack restore in a place that is reached when the function falls
4237 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4239 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4240 rule to avoid matching inappropriate suffix rule.
4242 2005-01-26 Jan Hubicka <jh@suse.cz>
4244 PR tree-optimization/19241
4245 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4247 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4249 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4250 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4252 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4253 <sim*>: Always use crt1.o, regardless of N in simN.
4254 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4255 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4256 (CRT_CALL_STATIC_FUNCTION): Remove.
4257 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4258 use crt1.o, regardless of N in simN.
4259 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4260 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4261 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4262 case isystem setting.
4263 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4265 2005-01-25 Ian Lance Taylor <ian@airs.com>
4267 * gimple-low.c (block_may_fallthru): Correct handling of
4268 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4270 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4272 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4273 handlers to match indentation; nested under the mtune=* handler.
4274 Similar for mcpu= and march=.
4276 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4278 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4279 * config/mips/linux64.h (LIB_SPEC): Likewise.
4280 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4281 * config/sh/linux.h (LIB_SPEC): Likewise.
4283 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4285 * config/frv/frv.c (frv_legitimize_tls_address): New.
4286 (TARGET_HAVE_TLS): Define.
4287 (FRV_SYMBOL_REF_TLS_P): Define.
4288 (frv_override_options): Handle new register classes.
4289 (frv_legitimate_address_p): Reject tls addresses.
4290 (frv_legitimize_address): Handle TLS addresses.
4291 (gen_inlined_tls_plt): New.
4293 (frv_legitimize_tls_address): New.
4294 (unspec_got_name): Add TLS entries.
4295 (got12_operand): Add R_FRV_TLSMOFF12 case.
4296 (frv_emit_move): Fixup TLS addresses.
4297 (frv_emit_movsi): Legitimize TLS addresses.
4299 * config/frv/frv.h (MASK_BIG_TLS): New.
4300 (TARGET_BIG_TLS): New.
4301 (HAVE_AS_TLS): Define.
4302 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4303 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4304 (REG_CLASS_NAMES): Same.
4305 (REG_CLASS_CONTENTS): Same.
4306 (CONSTRAINT_LEN): New.
4307 (REG_CLASS_FROM_CONSTRAINT): New.
4308 (PREDICATE_CODES): Add symbolic_operand.
4310 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4311 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4312 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4313 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4314 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4315 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4316 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4317 GR9_REG, GR14_REG, LRREG.
4318 (type): Add load_or_call attribute.
4319 ("load_or_call"): New reservation.
4320 ("call_gettlsoff"): New.
4321 ("tls_indirect_call"): New.
4322 ("tls_load_gottlsoff12"): New.
4323 ("tlsoff_hilo"): New.
4324 ("tls_tlsdesc_ldd"): New.
4325 ("tls_tlsoff_ld"): New.
4328 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4330 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4332 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4333 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4334 * config/frv/frv.c (TLS_BIAS): Define.
4335 (frv_output_dwarf_dtprel): New.
4337 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4339 PR rtl-optimization/19579
4340 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4341 both A and B, see if they don't clobber registers the other expr uses.
4343 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4345 * real.c (do_add): Initialize signalling and canonical members.
4347 * real.c (real_from_integer): Zero out destination.
4349 2005-01-18 Jan Hubicka <jh@suse.cz>
4351 PR tree-optimize/19337
4352 * tree-inline.c (initialize_inlined_parameters): Copy
4353 saved_static_chain_decl only.
4355 2005-01-25 Richard Henderson <rth@redhat.com>
4359 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4360 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4361 80387 enabled, to return a proper subclass. Return the subset that
4362 overlaps with GENERAL_REGS for PLUS.
4363 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4365 2005-01-25 Richard Henderson <rth@redhat.com>
4368 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4370 2005-01-25 Roger Sayle <roger@eyesopen.com>
4372 * expmed.c (choose_multiplier): Change interface to return the
4373 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4374 (expand_divmod): Update calls to choose_multiplier.
4376 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4379 * expmed.c (extract_bit_field): Use adjust_address instead of
4380 gen_lowpart when op0 is a MEM.
4382 2005-01-24 Steven Bosscher <stevenb@suse.de>
4384 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4386 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4388 * config/mips/irix-csr.c: New file.
4389 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4390 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4391 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4394 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4397 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4398 sparc/elf.h, add sparc/sp-elf.h.
4399 (sparc-*-rtems*): Likewise.
4400 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4401 tm-dwarf2.h, add sparc/sp-elf.h.
4402 (sparc86x-*-elf): Likewise.
4403 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4404 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4405 TARGET_OS_CPP_BUILTINS.
4406 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4407 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4409 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4410 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4411 (SWITCH_TAKES_ARG): Likewise.
4412 (LOCAL_LABEL_PREFIX): Likewise.
4413 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4414 (TARGET_N_FORMAT_TYPES): Delete.
4415 (TARGET_FORMAT_TYPES): Likewise.
4416 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4417 * config/sparc/elf.h: Delete.
4418 * config/sparc/sp-elf.h: New file.
4420 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4422 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4423 * tree-flow.h: Remove the corresponding prototype.
4424 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4425 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4427 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4430 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4431 for AIX ABI or ELF -fPIC.
4432 (rs6000_emit_load_toc_table): Don't create toc_section here.
4433 (rs6000_xcoff_file_start): Nor here.
4435 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4437 * sh.c (ra.h): Don't #include.
4438 (hard_regs_intersect_p): New function, resurrected from ra.c.
4440 * sh.c: Fix 1996 Copyright.
4442 2005-01-24 Richard Henderson <rth@redhat.com>
4443 Aldy Hernandez <aldyh@redhat.com>
4445 * regrename.c (note_sets): Handle subregs.
4447 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4450 * genconditions.c (write_header, write_conditions): Elide file if
4453 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4455 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4456 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4459 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4461 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4462 expand_builtin_printf, expand_builtin_fprintf,
4463 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4464 checking against POINTER_TYPE.
4465 (validate_arglist): Handle POINTER_TYPE code by checking
4468 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4470 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4472 (for_each_rtx): Call for_each_rtx_1.
4473 * rtl.h (init_rtlanal): Declare.
4474 * toplev.c (backend_init): Call init_rtlanal.
4476 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4478 * flow.c (propagate_one_insn): Formatting.
4481 * flow.c (libcall_dead_p): Be more conservative if unsure.
4482 If there are any instructions between insn and call, see if they are
4483 all dead before saying the libcall is dead.
4485 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4487 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4488 operand constraint for operand 0.
4490 2005-01-23 Richard Henderson <rth@redhat.com>
4493 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4494 edges leading to join block.
4496 2005-01-23 Roger Sayle <roger@eyesopen.com>
4498 * expmed.c (expand_mult_highpart): Make static. Change type of
4499 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4500 (expand_divmod): Updates calls to expand_mult_highpart by using
4501 gen_int_mode to pass a CONST_INT rtx.
4502 * rtl.h (expand_mult_highpart): Remove prototype.
4504 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4506 * flow.c (regset_bytes, regset_size): Remove.
4508 * cfganal.c: Fix a reference to Harvey's paper.
4510 2005-01-23 Steven Bosscher <stevenb@suse.de>
4512 PR rtl-optimization/19464
4513 * tree-optimize.c (init_tree_optimization_passes): Add one more
4514 copyrename pass just before out-of-ssa.
4516 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4519 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4520 * ggc-none.c (ggc_free): Define.
4522 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4524 * cse.c (max_reg, max_insn_uid): Remove.
4525 (cse_main): Don't access max_reg or max_insn_uid.
4527 * c-common.c (explicit_flag_signed_bitfields,
4528 lang_statement_code_p, lang_expand_function_end): Remove.
4529 * c-common.h: Remove the corresponding declarations.
4530 * c-opts.c (c_common_handle_option): Remove all write access
4531 to explicit_flag_signed_bitfields.
4533 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4534 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4535 * cgraph.h: Remove the corresponding declaration.
4537 * gcse.c (null_pointer_info): Remove.
4539 2005-01-23 Roger Sayle <roger@eyesopen.com>
4540 Eric Botcazou <ebotcazou@libertysurf.fr>
4542 * combine.c (simplify_logical): Only simplify logical expressions
4543 of the form ior(and(x,y),z) by the inverse distributive law if the
4544 result is cheaper than the original.
4546 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4548 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4549 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4550 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4551 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4552 config/freebsd-spec.h, config/arm/arm.h,
4553 config/h8300/h8300.md, config/i386/i386.md,
4554 config/i386/predicates.md, config/i386/sse.md,
4555 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4556 config/vax/vax.md: Fix comment typos. Follow spelling
4559 2005-01-23 Steven Bosscher <stevenb@suse.de>
4561 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4562 tests, instead of `less than'.
4564 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4566 * function.c (assign_parm_setup_block): When creating a new stack slot
4567 for a parameter, get its alignment from the parameter's DECL_ALIGN
4568 rather than the type's TYPE_ALIGN. Make sure that the parameter
4569 is at least word aligned.
4571 2005-01-22 Roger Sayle <roger@eyesopen.com>
4574 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4576 2005-01-22 Richard Henderson <rth@redhat.com>
4579 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4580 in both compare operands.
4581 (movdfcc_1_sse_max): Likewise.
4582 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4583 (movdfcc_1_sse): Likewise.
4584 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4585 scratch register as needed.
4587 2005-01-22 Richard Henderson <rth@redhat.com>
4589 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4591 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4593 2005-01-22 Richard Henderson <rth@redhat.com>
4595 * genopinit.c (optabs): Use smin/smax for floating point too.
4596 * doc/md.texi: Update to match. Clarify that floating point
4597 results are undefined for +0/-0 and NaN.
4598 * doc/rtl.texi: Likewise.
4599 * rtl.def (SMIN, SMAX): Likewise
4600 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4602 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4603 leading 's' to the name.
4604 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4605 smaxxf3, sminxf3): Likewise.
4606 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4609 2005-01-22 Paul Brook <paul@codesourcery.com>
4611 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4613 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4615 * config/s390/s390.c (struct processor_costs): New fields
4616 dlgr, dlr, dr, dsgfr, dsgr.
4617 (z900_cost, z990_cost): Values for new fields.
4618 (s390_rtx_costs): New cases MEM und COMPARE in switch
4619 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4620 DIV, MOD, UDIV, UMOD.
4622 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4624 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4625 into the register being decremented.
4626 ("doloop_si31", "doloop_di"): Likewise.
4627 ("*doloop_si_long"): Adapt pattern.
4629 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4631 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4633 (CLASS_MAX_NREGS): Likewise.
4635 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4637 * doc/tree-ssa.texi (Statement Operands): Add example for new
4638 must-def macro. Note deprecation of old operands interface.
4640 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4642 PR tree-optimization/19484
4643 * tree-cfg.c (remove_fallthru_edge): New function.
4644 (cleanup_control_flow): Remove fallthru edges from calls that are
4645 now known not to return.
4647 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4649 Fix PR tree-optimization/19038
4650 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4651 copies with loop variant ones.
4653 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4655 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4656 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4657 config/alpha/alpha.md, config/alpha/predicates.md,
4658 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4659 config/sparc/sol2.h: Update copyright.
4661 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4662 first label to see if it is a nonlocal label.
4664 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4665 Andrew Pinski <pinskia@physics.uc.edu>
4668 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4669 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4671 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4673 * config/rs6000/rtems.h: Update copyright.
4675 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4678 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4679 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4680 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4682 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4685 * c-typeck.c (convert_arguments): Check for error_mark_node.
4687 2005-01-21 Ian Lance Taylor <ian@airs.com>
4689 PR tree-optimization/13000
4690 * tree-inline.c: Include "tree-flow.h".
4691 (expand_call_inline): If warn_return_type, warn if non-void inline
4692 function falls through.
4693 * tree-cfg.c (execute_warn_function_return): Don't warn about
4694 control reaching end if TREE_NO_WARNING is set. Set
4696 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4698 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4699 branch if we don't need one.
4700 * c-typeck.c: Include "tree-flow.h"
4701 (c_finish_bc_stmt): Don't add a goto if the current statement
4702 list doesn't fall through to the current point.
4704 2005-01-21 Roger Sayle <roger@eyesopen.com>
4706 PR rtl-optimization/576
4707 * real.c (real_arithmetic): Change return type from void to bool
4708 to return an indication that the result may be inexact.
4709 * real.h (real_arithmeric): Update prototype.
4710 * fold-const.c (const_binop): Don't constant fold floating
4711 point expressions when the user specifies -frounding-math and
4712 the result may depend upon the run-time rounding mode.
4713 (fold_convert_const_real_from_real): Clean-up.
4714 (fold_initializer): Ignore flag_rounding_math for initializers.
4715 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4716 constant fold FP operations with flag_rounding_math if the
4717 result may depend upon the run-time rounding mode.
4719 2005-01-21 Tom Tromey <tromey@redhat.com>
4721 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4723 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4725 * tree-cfg.c: Fix comment typos.
4727 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4729 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4730 around the call to rest_of_handle_branch_target_load_optimize.
4732 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4734 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4735 (sparc64-*-openbsd*): Likewise.
4736 (sparclite-*-elf*): Include tm-dwarf2.h.
4737 (sparc86x-*-elf*): Likewise.
4738 (sparc64-*-elf*): Likewise.
4739 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4740 (DBX_DEBUGGING_INFO): Likewise.
4741 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4742 (PREFERRED_DEBUGGING_TYPE): Likewise.
4743 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4744 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4745 (PREFERRED_DEBUGGING_TYPE): Likewise.
4746 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4747 (PREFERRED_DEBUGGING_TYPE): Likewise.
4748 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4750 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4753 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4755 2005-01-20 Paul Brook <paul@codesourcery.com>
4757 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4759 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4761 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4762 label is first in a sequence of labels.
4764 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4766 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4767 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4769 * doc/sourcebuild.texi (Test Directives): New.
4771 2005-01-20 Roger Sayle <roger@eyesopen.com>
4773 * real.c (real_floor): Don't leave the result uninitialized when
4774 mode is VOIDMode, but return the unrounded intermediate value.
4775 (real_ceil): Likewise.
4777 2005-01-20 Paul Brook <paul@codesourcery.com>
4779 * config/arm/arm.md (insv): Use gen_int_mode.
4781 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4783 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4784 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4785 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4786 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4787 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4789 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4792 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4793 fbreg, so we have to assume we can't.
4794 (loc_descriptor_from_tree_1): Ditto.
4795 (containing_function_has_frame_base): New function.
4796 (add_location_or_const_value_attribute): Use it.
4797 Also try to generate a frame_base from a single element location
4800 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4802 PR tree-optimization/15349
4803 * timevar.def (TV_TREE_MERGE_PHI): New.
4804 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4806 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4807 calls to tree_forwarder_block_p.
4808 (remove_forwarder_block_with_phi, merge_phi_nodes,
4809 gate_merge_phi, pass_merge_phi): New.
4810 * tree-optimize.c (init_tree_optimization_passes): Add
4812 * tree-pass.h: Add an extern for pass_merge_phi;
4814 2005-01-20 Richard Henderson <rth@redhat.com>
4817 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4818 (_mm_castps_pd, _mm_castps_si128): New.
4819 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4821 2005-01-20 Richard Henderson <rth@redhat.com>
4824 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4825 __builtin_ia32_vec_init_v2si.
4826 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4827 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4828 (ix86_init_mmx_sse_builtins): Create it.
4829 (ix86_expand_builtin): Expand it.
4830 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4831 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4832 (vec_extractv2si_0, vec_extractv2si_1): New.
4834 2005-01-20 Richard Henderson <rth@redhat.com>
4837 * config/i386/i386.c (ix86_expand_push): New.
4838 * config/i386/mmx.md (push<MMXMODE>1): New.
4839 * config/i386/sse.md (push<SSEMODE>1): New.
4840 * config/i386/i386-protos.h: Update.
4842 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4844 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4847 2005-01-20 Richard Henderson <rth@redhat.com>
4849 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4850 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4852 2005-01-19 Richard Henderson <rth@redhat.com>
4855 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4856 to V4SFmode in SSE1 fallback load path.
4858 2005-01-19 Richard Henderson <rth@redhat.com>
4860 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4861 in QImode expansion to ix86_expand_vector_set.
4862 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4864 2005-01-19 Richard Henderson <rth@redhat.com>
4867 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4868 subclass of the input class.
4869 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4870 Always true for cross-SSE1 classes. Rationalize conditionals.
4871 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4872 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4873 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4874 (movdi_2): Add MMX/SSE zeros.
4875 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4876 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4877 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4878 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4879 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4880 (zero_extendsidi2_rex64_1): Remove.
4881 (MOV0 peephole): Check GENERAL_REG_P.
4883 2005-01-19 Richard Henderson <rth@redhat.com>
4886 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4888 (ix86_expand_vector_extract): Likewise.
4890 2005-01-19 Richard Henderson <rth@redhat.com>
4893 * expr.c (emit_move_change_mode): New argument force; use
4894 simplify_gen_subreg if true.
4895 (emit_move_via_alt_mode): Merge into ...
4896 (emit_move_via_integer): ... here.
4897 (emit_move_ccmode): Use emit_move_change_mode directly.
4899 2005-01-19 Richard Henderson <rth@redhat.com>
4902 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4903 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4904 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4906 (alpha_emit_set_const): Likewise. Make static.
4907 (alpha_emit_set_long_const): Make static.
4908 (alpha_extract_integer): Split out from alpha_expand_mov.
4909 (alpha_split_const_mov): Likewise.
4910 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4911 (alpha_legitimate_constant_p): New.
4912 * config/alpha/alpha-protos.h: Update.
4913 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4914 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4915 * config/alpha/alpha.md (movsi): Add n alternative.
4916 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4917 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4918 (splitters for all of the above): Use alpha_split_const_mov.
4919 * config/alpha/predicates.md (non_add_const_operand): New.
4920 (non_zero_const_operand): New.
4921 (input_operand): Use alpha_legitimate_constant_p after reload.
4923 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4925 PR tree-optimization/19038
4926 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4927 (add_candidate): Add ivs with increment in latch only if
4928 allow_ip_end_pos_p is true.
4929 (determine_iv_cost): Use empty_block_p.
4931 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4933 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4934 (compute_dominance_frontiers): Ditto.
4936 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4939 * config/sh/t-rtems: New.
4940 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4942 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4944 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4945 the offset of the selected field.
4947 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4949 * tree-cfg.c (remove_forwarder_block): Fix the check to
4950 prevent a nonlocal label from appearing in the middle of a
4953 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4955 PR rtl-optimization/19462
4956 * reorg.c (find_end_label): Create return insn only if
4957 current_function_epilogue_delay_list is empty.
4959 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4961 * doc/passes.texi: Remove paragraph mentioning new-ra.
4963 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4965 PR rtl-optimization/15139
4966 * combine.c: Include params.h.
4967 (count_rtxs): New function.
4968 (record_value_for_reg): If replace_rtx would replace at least
4969 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4970 (clobber (const_int 0)) instead of TEM.
4971 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4972 * params.h (MAX_LAST_VALUE_RTL): New.
4973 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4974 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4977 * c-typeck.c (digest_init): Only call build_vector if all constructor
4978 elements are *_CST nodes.
4979 * gimplify.c (gimplify_init_constructor): Likewise.
4982 * c-typeck.c (digest_init): Only call build_vector if inside_init
4985 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4987 * toplev.c (init_asm_output): Remove dead #ifdef.
4989 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4993 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4995 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4996 accessing DECL_FUNCTION_CODE.
4997 * dojump.c (do_jump): Likewise.
4998 * gimplify.c (gimplify_call_expr): Likewise.
4999 * predict.c (expr_expected_value): Likewise.
5000 (strip_builtin_expect): Likewise.
5001 * tree-inline.c (estimate_num_insns_1): Likewise.
5002 * tree-ssa-loop-im.c (stmt_cost): Likewise
5003 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5004 (tree_expr_nonnegative_p): Likewise.
5006 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5008 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5009 variant of the load_pcrel_sym pattern.
5010 * config/sparc/sparc.md (P macro): Move to the top.
5011 (load_pcrel_sym): Macroize using P.
5012 (save_register_window): Likewise.
5014 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5016 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5019 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5022 * c-typeck.c (build_asm_expr): Strip nops off
5023 input memory operands.
5025 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5027 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5028 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5029 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5030 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5032 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5035 * config/i386/i386.c (override_options): If the 80387 is disabled,
5036 then do not return FP values using FP registers.
5038 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5040 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5041 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5042 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5043 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5044 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5045 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5046 output.h, postreload-gcse.c, postreload.c, recog.c,
5047 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5048 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5049 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5050 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5051 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5052 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5053 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5054 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5056 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5057 config/alpha/alpha.c, config/arm/vfp.md,
5058 config/i386/emmintrin.h, config/i386/i386-modes.def,
5059 config/i386/i386-protos.h, config/i386/i386.h,
5060 config/i386/pmmintrin.h, config/i386/ppro.md,
5061 config/i386/predicates.md, config/i386/xmmintrin.h,
5062 config/i860/i860.c, config/ia64/ia64-modes.def,
5063 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5064 config/ia64/ia64.md, config/ia64/itanium1.md,
5065 config/ia64/itanium2.md, config/ia64/predicates.md,
5066 config/iq2000/iq2000.h, config/mips/linux64.h,
5067 config/rs6000/aix41.h, config/rs6000/aix43.h,
5068 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5069 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5070 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5071 config/sparc/linux64.h, config/sparc/litecoff.h,
5072 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5073 config/sparc/sparc.h, config/sparc/sparc.md,
5074 config/sparc/sysv4-only.h: Update copyright.
5076 2005-01-18 Richard Henderson <rth@redhat.com>
5079 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5081 2005-01-18 Marc Espie <espie@openbsd.org>
5082 * config/i386/openbsdelf.h: Typo.
5084 2005-01-18 Richard Henderson <rth@redhat.com>
5086 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5087 special case for sse.
5088 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5090 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5092 * tree-inline.c (estimate_num_insns_1): Added cases for
5093 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5095 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5097 PR rtl-optimization/19296
5098 * combine.c (simplify_comparison): Rewrite the condition under
5099 which a non-paradoxical SUBREG of a PLUS can be lifted when
5100 compared against a constant.
5102 2005-01-18 Andi Kleen <ak@muc.de>
5104 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5105 * c.opt (-Wpointer-sign): Add.
5106 * doc/invoke.texi: (-Wpointer-sign): Add.
5108 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5110 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5111 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5112 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5113 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5114 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5115 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5116 for TARGET_MIX_SSE_I387.
5117 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5118 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5119 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5120 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5121 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5122 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5123 TARGET_MIX_SSE_I387.
5124 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5127 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5130 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5131 Add movaps alternative for xmm reg->reg move.
5133 2005-01-17 Jeff Law <law@redhat.com>
5135 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5136 at the end of the main DOM loop rather than just before DOM exits.
5138 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5140 PR tree-optimization/19121
5141 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5142 adding aliases to a name tag, also add them to the pointer's
5144 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5145 sensitive alias info at all. Only check that the two pointers
5146 have compatible pointed-to sets.
5147 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5148 a pointer's type tag is a superset of the alias set of the
5151 2005-01-17 James E Wilson <wilson@specifixinc.com>
5154 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5155 comment to document why.
5157 2005-01-17 Richard Henderson <rth@redhat.com>
5159 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5160 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5161 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5162 sse2_vmsminv2df3_finite): New.
5163 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5164 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5165 Force op1 into register.
5167 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5169 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5170 bubblestrap from always rebuilding build directory.
5172 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5174 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5175 ("*cmpmem_short"): Likewise.
5177 2005-01-17 Steven Bosscher <stevenb@suse.de>
5179 * basic-block.h: Document BB_* flags.
5180 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5181 use an sbitmap instead.
5182 * sched-rgn.c (compute_trg_info): Likewise.
5184 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5186 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5187 redundant target_cpu_default and extra_parts lines. Use the default
5189 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5190 (SUBTARGET_EXTRA_SPECS): Delete.
5191 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5192 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5193 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5194 and "n32" for -mabi=n32.
5196 2005-01-17 Ian Lance Taylor <ian@airs.com>
5199 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5200 fold constant variables into initial values.
5202 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5204 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5206 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5207 through the statements backward.
5209 2005-01-17 Ian Lance Taylor <ian@airs.com>
5211 PR middle-end/13127:
5212 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5213 a variable set to the return value of the inlined function.
5215 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5217 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5218 when modes are tieable.
5220 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5222 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5223 of pthread_create to find out if threads are enabled.
5224 * gthr-posix95.h (__gthread_active_p): Likewise.
5226 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5228 * common.opt (-fnew-ra): Remove.
5230 * toplev.h (flag_new_regalloc): Remove.
5231 * Makefile.in (ra*.*): Don't mention.
5232 * passes.c (rest_of_handle_new_regalloc): Remove.
5233 (rest_of_handle_combine, rest_of_compilation): Always consider
5234 flag_new_regalloc as false.
5235 * doc/invoke.texi: Don't document -fnew-ra.
5237 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5239 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5240 last parameter to reg_scan.
5241 * loop.c (loop_optimize): Likewise.
5242 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5243 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5244 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5245 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5246 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5247 * regclass.c (reg_scan): Likewise, for the declaration.
5248 * rtl.h (reg_scan): Likewise, for the prototype.
5250 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5252 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5253 mark_dfs_back_edges.
5255 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5257 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5258 (compute_avail): Uses don't go in tmp_gen.
5260 2005-01-16 Steven Bosscher <stevenb@suse.de>
5262 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5263 loop to look for a free slot in a page entry.
5265 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5268 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5269 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5270 just before targetm.asm_out.file_end.
5271 * tree.h (process_pending_assemble_output_defs): Declare.
5272 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5274 (assemble_alias): Defer generation of assembly code for defines when
5275 TARGET_DEFERRED_OUTPUT_DEFS is true.
5276 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5277 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5278 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5280 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5283 * pa.c (pa_scalar_mode_supported_p): New function.
5284 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5285 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5287 * pa-protos.h (prefetch_operand): Delete.
5288 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5289 * pa.c (prefetch_operand): Delete.
5290 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5291 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5292 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5293 and prefetch_nocc_operand.
5294 * pa.md (prefetch): Rework to avoid reload problems handling short
5295 displacements when a cache control completer needs to be provided.
5296 (prefetch_32, prefetch_64): Delete.
5297 (prefetch_cc, prefetch_nocc): New patterns.
5299 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5301 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5303 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5306 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5307 exceeds maximum alignment for global common data.
5308 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5309 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5311 2004-01-15 Roger Sayle <roger@eyesopen.com>
5313 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5315 2004-01-15 Roger Sayle <roger@eyesopen.com>
5317 * harg-reg-set.h (reg_class_names): Prototype global array.
5318 * regclass.c (reg_class_names): Declare here and initialize to
5320 (dump_regclass): Remove local declaration of reg_class_names.
5321 (regclass): Likewise.
5322 * cfg.c (dump_flow_info): Likewise.
5323 * ra-debug.c (reg_class_names): Likewise.
5324 * regrename.c (reg_class_names): Likewise.
5325 * reload.c (reg_class_names): Likewise.
5326 * reload1.c (spill_failure): Likewise.
5327 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5329 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5331 * config/s390/s390.md ("reload_outti"): Remove predicate for
5332 output operand. Abort if operand is not a MEM.
5333 ("reload_outdi", "reload_outdf"): Likewise.
5335 2005-01-15 Marc Espie <espie@openbsd.org>
5337 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5338 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5339 * config/openbsd.h: Fix C++ includes for native configurations.
5340 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5341 Add trampoline support.
5342 * config/i386/openbsdelf.h: New.
5344 2005-01-15 Marc Espie <espie@openbsd.org>
5346 * collect2.c (main): Explicitly parse -dynamic-linker option.
5348 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5350 PR tree-optimization/19060
5351 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5352 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5353 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5354 and handle extract_range_from_cond returning false.
5355 * fold-const.c (fold): Optimize comparisons with min/max even for
5356 width > HOST_BITS_PER_WIDE_INT.
5358 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5360 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5361 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5362 Remove little endian multilib variants.
5363 Add mips32 multilib variant.
5365 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5367 * explow.c (copy_all_reg, stabilize): Remove.
5368 * expr.h: Remove the corresponding prototypes.
5370 * rtlanal.c (regs_set_between_p): Remove.
5371 * rtl.h: Remove the corresponding prototype.
5373 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5375 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5376 to rs6000_nonimmediate_operand.
5377 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5378 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5379 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5380 rs6000_nonimmediate_operand.
5381 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5382 rs6000_nonimmediate_operand.
5384 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5386 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5388 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5390 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5392 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5393 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5395 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5396 (rs6k_nonimmediate_operand): New.
5397 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5399 (legitimate_lo_sum_address_p): Same.
5400 (rs6000_legitimize_address): Same.
5401 (rs6000_legitimize_reload_address): Same.
5402 (rs6000_legitimate_address): Same.
5403 (spe_build_register_parallel): Pass DF and DC modes in a DI
5406 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5407 to rs6k_nonimmediate_operand.
5409 * config/rs6000/spe.md ("*frob_df_di"): New.
5410 ("*frob_di_df"): New.
5411 ("*frob_di_df_2"): New.
5412 ("*mov_sidf_e500_subreg0"): New.
5413 ("*mov_sidf_e500_subreg4"): New.
5414 ("*movdf_e500_double"): Change predicate to
5415 rs6k_nonimmediate_operand.
5417 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5419 * postreload.c (move2add_note_store): Only call
5420 trunc_int_for_mode on scalar integers.
5422 2005-01-14 Steven Bosscher <stevenb@suse.de>
5424 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5425 replace BB_VISITED uses.
5426 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5427 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5428 (tree_dce_done): Free visited_control_parents.
5429 (perform_tree_ssa_dce): Allocate and clear it.
5430 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5431 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5432 instead of BB_VISITED.
5434 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5436 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5437 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5438 Remove unused prototypes.
5440 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5442 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5443 64-bit register usage.
5444 (spe_func_has_64bit_regs_p): Add FIXME note.
5446 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5448 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5449 flag_finite_math_only with flag_unsafe_math_optimizations.
5451 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5453 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5455 (__tpf_eh_return): Copy TPF private stack area from the module
5456 boundary stack frame. Add check for when module addresses are
5457 equal, but no stub address is found.
5459 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5462 * arm.h (struct machine_function): Add call_via field.
5463 (thumb_call_via_label): Declare.
5464 * arm.c (thumb_call_via_label): New variable.
5465 (thumb_call_reg_needed): New variable.
5466 (arm_output_function_epilogue): For Thumb code, output any per-function
5467 call-indirect trampolines.
5468 (thumb_call_via_reg): New function.
5469 (arm_file_end): New function.
5470 (TARGET_ASM_FILE_END): Call arm_file_end.
5471 (aof_file_end): Likewise.
5472 * arm-protos.h (thumb_call_via_reg): Declare.
5473 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5474 thumb_call_via_reg in normal case.
5476 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5479 PR rtl-optimization/19348
5480 * recog.c (peephole2_optimize): Do global life update if some peephole
5481 decides it doesn't need at least one of its inputs and that change
5482 influences liveness at the start of the basic block.
5484 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5485 arguments instead of 1.
5487 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5490 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5491 zero for nested functions needing a static chain or functions
5492 with a non-constant address.
5494 2005-01-13 Roger Sayle <roger@eyesopen.com>
5496 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5497 (and (sign_extend X) C) into (zero_extend (and X C)).
5499 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5501 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5503 2005-01-13 Richard Henderson <rth@redhat.com>
5508 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5509 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5510 not just TARGET_SSE.
5511 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5512 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5513 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5514 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5515 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5516 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5517 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5518 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5519 (movdicc_c_rex64): Rename with '*'.
5520 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5521 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5522 (movsfcc_1_387): Rename from movsfcc_1.
5523 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5524 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5525 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5526 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5527 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5528 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5529 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5530 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5531 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5532 sse_movdfcc_const0_4): Remove.
5533 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5534 recognize min/max early. Update for changed sse cmove patterns.
5535 (ix86_split_sse_movcc): New.
5536 * config/i386/i386-protos.h: Update.
5538 2005-01-13 Steven Bosscher <stevenb@suse.de>
5540 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5541 (fix_stmt_v_may_defs): Likewise.
5543 2005-01-13 Richard Henderson <rth@redhat.com>
5545 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5546 for converting the mask.
5548 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5550 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5553 2005-01-13 Richard Henderson <rth@redhat.com>
5555 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5556 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5557 IX86_BUILTIN_MOVDQ2Q): Remove.
5558 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5559 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5560 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5562 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5563 (sse2_pextrw): Fix immediate constraint.
5564 (sse2_loadq, sse2_loadq_rex64): Remove.
5565 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5566 Use __builtin_ia32_vec_ext_<size>.
5567 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5569 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5571 * function.c (assign_parm_setup_block): Look inside original
5572 entry_parm when inspecting PARALLEL.
5574 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5575 Joel Sherrill <joel@oarcorp.com>
5578 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5579 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5580 rtems_gxx_recursive_mutex_init.
5581 (__gthread_recursive_mutex_lock): New function.
5582 (__gthread_recursive_mutex_trylock): Likewise.
5583 (__gthread_recursive_mutex_unlock): Likewise.
5585 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5587 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5589 2005-01-13 Jan Beulich <jbeulich@novell.com>
5591 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5592 (ashrti3_internal): Indicate output is early clobber. Generate result
5593 into output rather than first input. Use move for low word of output
5594 if shift count is exactly 64.
5595 (lshrti3_internal): Likewise.
5597 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5601 * reload1.c (delete_output_reload): Don't delete an output reload
5602 if the pseudo lives longer than a single basic block. Adjust and
5603 improve wording of comment.
5605 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5608 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5609 of TYPE_SIZE where we mean the number of bytes.
5611 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5613 * function.c (assign_parm_setup_block): Relax condition on
5614 multi-register optimization.
5616 2005-01-12 Nick Clifton <nickc@redhat.com>
5618 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5619 an "in_delay_slot" attribute of "no" to prevent them being used in
5620 delay slots. This is forbidden because they might generate
5623 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5626 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5629 2005-01-12 Nick Clifton <nickc@redhat.com>
5631 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5632 passed on to GAS) but do not define, as GAS no longer supports or
5633 needs the -m2000 option.
5635 2005-01-11 Roger Sayle <roger@eyesopen.com>
5637 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5638 type as args of unprototyped builtins aren't automatically promoted.
5639 (fold_builtin_abs): Likewise.
5641 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5643 * Makefile.in: Set a `build-warn' variable.
5645 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5647 PR tree-optimization/17949
5648 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5649 (find_interesting_uses_address): Use it.
5651 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5653 * regrename.c (kill_value): Handle subreg's that won't simplify.
5655 2005-01-11 Richard Henderson <rth@redhat.com>
5658 * config/i386/i386.h (enum ix86_builtins): Move ...
5659 * config/i386/i386.c: ... here.
5660 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5661 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5662 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5663 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5664 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5665 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5666 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5667 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5668 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5669 IX86_BUILTIN_LOADDDUP): Remove.
5670 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5671 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5672 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5673 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5674 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5675 (ix86_init_builtins): Make static.
5676 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5677 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5678 if all the modes match. Otherwise, fake it.
5679 (get_element_number, ix86_expand_vec_init_builtin,
5680 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5681 (ix86_expand_builtin): Make static. Update for changed builtins.
5682 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5683 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5684 (ix86_expand_vector_init_duplicate): New.
5685 (ix86_expand_vector_init_low_nonzero): New.
5686 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5687 Split out from ix86_expand_vector_init; handle integer modes.
5688 (ix86_expand_vector_init): Use them.
5689 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5690 * config/i386/i386-protos.h: Update.
5691 * config/i386/predicates.md (reg_or_0_operand): New.
5692 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5693 (movv2sf_internal): Likewise. And a splitter to match them all.
5694 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5695 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5696 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5697 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5698 (mmx_pinsrw): Fix operand ordering.
5699 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5700 rather than sse_loadss expander.
5701 (movv2df splitter): Similarly.
5702 (sse_loadss, sse_loadlss): Remove.
5703 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5704 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5705 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5706 (sse3_movddup): Rename with '*'.
5707 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5708 (sse2_loadsd): Remove.
5709 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5710 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5711 (sse2_pinsrw): Fix argument ordering.
5712 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5713 (sse2_stored): Remove 'r' destination.
5714 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5715 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5716 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5717 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5718 vec_extractv16qi, vec_initv16qi): New.
5720 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5721 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5722 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5724 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5725 (_mm_load_si128, _mm_store_si128): Likewise.
5726 (_mm_load1_pd): Use _mm_set1_pd.
5727 (_mm_load_sd): Use _mm_set_sd.
5728 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5729 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5730 (_mm_set_epi64): Use _mm_set_epi64x.
5731 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5732 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5733 _mm_setr_epi8): Use _mm_set_foo form.
5734 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5735 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5736 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5737 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5738 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5739 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5740 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5741 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5742 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5743 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5744 (_mm_movedup_pd): Use _mm_shuffle_pd.
5745 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5746 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5747 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5748 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5750 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5751 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5752 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5753 (_mm_store_ps): Use raw dereference.
5754 (_mm_store1_ps): Use _mm_storeu_ps.
5755 (_mm_storer_ps): Use _mm_store_ps.
5756 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5757 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5759 2005-01-11 Stan Shebs <shebs@apple.com>
5761 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5762 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5764 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5767 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5768 Skip all DECLs except for FIELD_DECLs.
5770 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5772 * config/s390/s390.c (override_options): Return error if
5773 -mbackchain, -mpacked-stack and -mhard-float are used together.
5774 (s390_va_start): Remove the backchain && packed-stack special case.
5775 (s390_gimplify_va_arg): Likewise.
5776 * doc/invoke.texi: Remove the ABI incompatibility note.
5778 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5780 * config/s390/s390.c (struct s390_frame_layout): Remove
5782 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5783 save_backchain_p with TARGET_BACKCHAIN.
5785 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5788 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5789 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5790 * function.c (locate_and_pad_parm): Set new field.
5791 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5792 Tweak where_pad test to include "none". Always set mem align for
5794 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5795 not sufficient for type.
5796 (assign_parm_setup_block): If stack_parm is zero on entry, always
5797 make a new stack local. Block move old stack parm if necessary
5798 to new aligned stack local.
5799 (assign_parm_setup_stack): Use a block move to handle
5800 potentially misaligned entry_parm.
5801 (assign_parms_unsplit_complex): Specify required alignment when
5802 creating stack local.
5803 * calls.c (compute_argument_addresses): Override alignment of stack
5804 arg calculated from its type with the alignment given by
5805 FUNCTION_ARG_BOUNDARY.
5806 (store_one_arg): Likewise.
5808 2005-01-11 Jan Beulich <jbeulich@novell.com>
5810 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5811 Change respective itanium_class attribute to ialu.
5812 (shladdp4_internal): New.
5813 * config/ia64/predicates.md (shladd_log2_operand): New.
5815 2005-01-11 Richard Henderson <rth@redhat.com>
5817 * expr.c (store_constructor): Use rtvec_alloc instead of
5818 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5820 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5822 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5824 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5826 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5827 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5828 (TARGET_RWRELOC): Define.
5829 (ia64_rwreloc_section_type_flags): Delete.
5830 (ia64_section_type_flags): New function.
5831 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5832 (TARGET_RWRELOC): Define.
5834 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5837 * config/ia64/ia64.c (process_set): For alloc insn, only call
5838 process_epilogue is !frame_pointer_needed.
5840 2005-01-10 Roger Sayle <roger@eyesopen.com>
5843 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5844 unary operator and can't be treated as a binary/comparison operator.
5846 2005-01-10 Richard Henderson <rth@redhat.com>
5848 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5849 (ix86_return_in_memory): Likewise.
5850 (function_arg_advance): Likewise. Mirror structure in function_arg
5851 for choosing register to advance.
5853 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5855 * tree-vectorizer.c, tree.def: Fix comment typos.
5857 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5859 * config/s390/s390.c (struct processor_costs): 4 new fields:
5860 ddbr, ddr, debr, der.
5861 (s390_rtx_costs): More precise handling of divide instructions.
5863 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5865 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5867 2005-01-10 Jan Beulich <jbeulich@novell.com>
5869 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5870 names resulting from -ffunction-sections/-fdata-sections and linkonce
5872 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5873 based on the section name. Rearrange the section name comparison logic
5874 slightly so that each section name is compared against at most once.
5876 2005-01-10 Ben Elliston <bje@au.ibm.com>
5878 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5879 targets for which -fPIC reduces limitations on the GOT size.
5881 2005-01-09 Falk Hueffner <falk@debian.org>
5883 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5886 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5889 * collect2.c (main): Set aixrtl_flag for -brtl option.
5890 (resolve_lib_name): Search for .so file extension before .a
5893 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5895 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5896 (vect_analyze_data_refs_alignment): Add dump prints.
5898 2005-01-09 Ira Rosen <irar@il.ibm.com>
5900 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5901 expr_invariant_in_loop_p.
5902 Initialize outputs first thing in the function.
5903 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5904 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5905 (vect_analyze_pointer_ref_access): Check that the initial condition of
5906 the access function is loop invariant.
5908 2005-01-09 Richard Henderson <rth@redhat.com>
5910 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5911 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5912 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5913 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5914 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5915 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5916 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5917 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5918 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5919 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5920 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5921 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5922 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5923 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5924 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5925 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5926 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5927 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5928 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5929 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5930 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5931 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5932 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5934 (mmx_clrdi, pavgusb): Remove.
5935 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5936 with leading sse_ prefix.
5937 * config/i386/sse.md: Receive them.
5938 * config/i386/mmx.md: New file.
5939 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5940 (subrv2sf3): Turn into expander for normal subtraction.
5941 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5942 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5943 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5944 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5945 commutative; use ix86_binary_operator_ok.
5946 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5947 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5948 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5949 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5950 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5951 Macroize from existing patterns; use ix86_binary_operator_ok.
5952 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5953 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5954 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5955 with vec_select+vec_concat.
5956 (mmx_pshufw, mmx_pshufw_1): Likewise.
5957 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5958 (mmx_uavgv4hi3): Model correctly.
5959 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5960 _mm_xor_si64): Remove casts.
5962 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5964 PR tree-optimization/19224
5965 * tree-scalar-evolution.c (get_instantiated_value,
5966 set_instantiated_value): New functions.
5967 (instantiate_parameters_1): Cache the results.
5968 (instantiate_parameters, resolve_mixers): Initialize and free
5971 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5973 * config/i386/i386.md (addhi_4): Correct reference in comment.
5976 2005-01-08 Richard Henderson <rth@redhat.com>
5978 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5979 (_mm_cvtsi128_si64x): Likewise.
5980 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5981 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5982 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5983 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5984 * config/i386/i386-protos.h: Update.
5985 * config/i386/i386.c (print_operand): Add 'H'.
5986 (ix86_fixup_binary_operands): Split out from ...
5987 (ix86_expand_binary_operator): ... here.
5988 (ix86_fixup_binary_operands_no_copy): New.
5989 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5990 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5991 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5992 (safe_vector_operand): Use CONST0_RTX.
5993 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5994 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5995 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5996 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5998 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5999 (IX86_BUILTIN_CMPNGESS): New.
6000 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6001 (attr type): Add sselog1.
6002 (attr unit, attr memory): Handle it.
6003 (movti, movti_internal, movti_rex64): Move near other integer moves.
6004 (movtf, movtf_internal): Move near other fp moves.
6005 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6006 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6007 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6008 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6009 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6010 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6011 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6012 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6013 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6014 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6015 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6016 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6017 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6018 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6019 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6020 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6021 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6022 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6023 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6024 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6025 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6026 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6027 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6028 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6029 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6030 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6031 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6032 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6033 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6034 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6035 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6036 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6037 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6038 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6039 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6040 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6041 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6042 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6043 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6044 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6045 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6046 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6047 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6048 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6050 (SSEPUSH, push<SSEPUSH>): Remove.
6051 (MMXPUSH, push<MMXPUSH>): Remove.
6052 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6053 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6054 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6055 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6056 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6057 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6058 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6059 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6060 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6061 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6062 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6063 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6064 (ppro_sse_log_V4SF): Handle sselog1.
6065 * config/i386/predicates.md (const_0_to_1_operand): New.
6066 (const_0_to_255_mul_8_operand): New.
6067 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6068 (const_2_to_3_operand, const_4_to_7_operand): New.
6069 * config/i386/sse.md: New file.
6070 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6071 (sse_movups): Rename from sse_movups_1.
6072 (sse_loadlss): Rename from sse_loadss_1.
6073 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6075 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6076 (absv4sf2, negv2df, absv2df): New.
6077 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6078 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6079 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6080 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6081 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6082 (sse3_addsubv4sf3): Model correctly.
6083 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6084 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6085 (sse_movhlps): Model with vec_select+vec_concat.
6086 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6087 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6088 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6089 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6090 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6091 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6092 sse2_pshufhw_1): Likewise.
6093 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6094 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6095 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6096 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6097 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6098 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6099 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6100 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6101 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6102 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6103 sminv8hi3): Mark commutative
6104 operands. Use ix86_binary_operator_ok.
6105 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6106 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6107 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6108 sse2_punpcklqdq): Allow operand2 in memory.
6109 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6110 sse2_movsd): Add memory alternatives.
6111 (sse_storelps): Turn expander into an insn; split after reload.
6112 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6113 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6115 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6117 * configure.ac (DWARF-2 debug_line): Use objdump.
6118 * configure: Regenerate.
6120 2005-01-08 Jeff Law <law@redhat.com>
6121 Diego Novillo <dnovillo@redhat.com>
6123 PR tree-optimization/18241
6124 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6125 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6126 statements with volatile operands.
6127 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6128 operands after marking a statement with has_volatile_ops.
6130 2005-01-08 Roger Sayle <roger@eyesopen.com>
6132 * tree.c (int_fits_type_p): Always honor integer constant
6133 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6135 2005-01-08 Roger Sayle <roger@eyesopen.com>
6137 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6138 the latent bug in rtl_delete_block has been resolved.
6140 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6142 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6143 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6145 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6147 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6148 library as @multilib_dir@/$(SHLIB_SONAME).
6150 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6152 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6153 * configure: Regenerate.
6155 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6157 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6160 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6163 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6164 Convert non-word aligned offset address using ld/std into
6167 2005-01-07 Richard Henderson <rth@redhat.com>
6169 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6171 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6173 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6175 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6177 PR tree-optimization/19283
6178 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6179 is not shorter than the original type.
6181 PR rtl-optimization/19012
6182 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6184 PR rtl-optimization/18861
6185 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6186 (FULL_STATE): Define.
6187 (mark_tablejump_edge): New function.
6188 (purge_dead_tablejump_edges): New function.
6189 (find_bb_boundaries): Use it.
6191 PR tree-optimization/18828
6192 * builtins.c (expand_builtin_next_arg): Remove argument and all
6193 the argument checking.
6194 (expand_builtin): Adjust caller.
6195 (expand_builtin_va_start): Likewise. Remove error for too many
6197 (fold_builtin_next_arg): Issue error for too many arguments.
6198 After checking arguments, replace them with magic arguments that
6199 prevent further checking of the args.
6201 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6203 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6205 2005-01-06 Roger Sayle <roger@eyesopen.com>
6208 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6209 and %{.S:...} (and their negative variants) to test whether the
6210 input file is assembler or pre-processed-assembler independent of
6211 the actual filename extension.
6213 2005-01-06 Roger Sayle <roger@eyesopen.com>
6215 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6216 of sign or zero extended values.
6218 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6220 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6221 for IBM long double format correctly.
6223 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6225 Fix PR tree-optimization/18792
6227 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6228 to first_loop_depth, and use loop depth instead of loop number.
6229 (build_classic_dir_vector): Ditto.
6230 (compute_data_dependences_for_loop): Use depth, not loop number.
6231 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6232 number. Pass in loops, instead of loop numbers.
6233 (gather_interchange_stats): Ditto.
6234 (linear_transform_loops): Ditto.
6236 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6239 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6240 biv_fits_mode_p, extension_within_bounds_p): New functions.
6241 (check_ext_dependent_givs): Use them.
6243 2005-01-06 Roger Sayle <roger@eyesopen.com>
6245 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6246 more than one barrier, in which case we should delete them all.
6248 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6250 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6252 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6254 Fix PR middle-end/19286
6256 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6257 output this subprogram, simply ignore this attempt to do it again.
6258 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6259 origin attribute if it's not possible.
6260 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6261 (decls_for_scope): Ditto.
6262 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6263 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6265 2005-01-05 Richard Henderson <rth@redhat.com>
6268 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6269 (bdesc_2arg): Use it.
6270 (ix86_expand_binop_builtin): Force operands into registers
6272 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6273 ix86_expand_sse_compare, ix86_expand_sse_comi,
6274 ix86_expand_builtin): Likewise.
6276 2005-01-05 Richard Henderson <rth@redhat.com>
6278 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6280 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6281 (mulv4hi3): Set itanium_class mmmul.
6282 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6283 (fpack): Rename from fpack_sfsf.
6285 2005-01-05 Richard Henderson <rth@redhat.com>
6288 * reload1.c (do_input_reload): Restrict the optimization deleteing
6289 a previous output reload to RELOAD_FOR_INPUT.
6291 2005-01-05 Steven Bosscher <stevenb@suse.de>
6293 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6294 comment that we fall through after case.
6295 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6296 (distribute_links): Likewise.
6297 * cse.c (cse_insn): Likewise.
6298 * cselib.c (cselib_invalidate_mem): Likewise.
6299 * df.c: Update comments at the top of the file.
6300 (read_modify_subreg_p): Update comments here too.
6301 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6302 * flow.c (mark_set_1): Likewise.
6303 (mark_used_regs): Likewise.
6304 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6305 (canon_list_insert): Likewise.
6306 (mark_set): Likewise.
6307 (try_replace_reg): Likewise.
6308 (store_killed_in_insn): Likewise.
6309 * loop.c (count_one_set): Likewise.
6310 (basic_induction_var): Likewise.
6311 * postreload-gcse.c (find_mem_conflicts): Likewise.
6312 * postreload.c (reload_combine_note_store): Likewise.
6313 (move2add_note_store): Likewise.
6314 * reload.c (find_equiv_reg): Likewise.
6315 (mark_referenced_resources): Likewise.
6316 * rtlanal.c (set_noop_p): Likewise.
6317 (note_stores): Likewise.
6318 (note_uses): Likewise.
6319 * sched-deps.c (sched_analyze_1): Likewise.
6320 * sched-rgn.c (check_live_1): Likewise.
6321 (update_live_1): Likewise.
6322 * config/i860/i860.c: Likewise.
6324 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6326 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6328 * doc/rtl.texi: Update documentation for bit-fields and SET.
6330 2005-01-05 Roger Sayle <roger@eyesopen.com>
6332 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6334 2005-01-05 Jan Hubicka <jh@suse.cz>
6335 Richard Henderson <rth@redhat.com>
6338 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6341 2005-01-05 Richard Henderson <rth@redhat.com>
6344 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6345 (sse_shufps): Change operand 3 to const_int_operand.
6346 (sse2_storelps): Fix typo in template.
6347 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6348 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6349 (ix86_expand_builtin): Likewise.
6351 2005-01-05 Julian Brown <julian@codesourcery.com>
6353 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6354 as aggregates for AAPCS ABIs.
6356 2005-01-05 Stan Shebs <shebs@apple.com>
6358 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6359 Mach-O getters if ppc64.
6360 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6362 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6363 signed four-byte field for global code case.
6364 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6366 2005-01-05 Roger Sayle <roger@eyesopen.com>
6369 * c-common.c: Include real.h.
6370 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6371 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6372 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6373 * Makefile.in (c-common.o): Update dependencies.
6375 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6377 * c-parse.in (asm_string): Add trailing semicolon.
6379 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6381 * c-parse.in (asm_string): New. Don't allow wide strings in
6383 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6384 asm_string instead of STRING.
6386 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6388 * c-typeck.c (constructor_no_implicit): Remove.
6389 (set_designator, process_init_element): Don't check
6390 constructor_no_implicit.
6392 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6393 Kaz Kojima <kkojima@gcc.gnu.org>
6396 * lcm.c (create_pre_exit): New.
6397 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6398 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6400 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6402 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6403 -msoft-float in target_float_switch.
6404 * arm.c (arm_override_options): Fix processing of target_float_switch.
6406 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6408 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6411 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6413 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6414 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6416 2005-01-04 Roger Sayle <roger@eyesopen.com>
6418 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6419 if deleting the then-block allows the test-block to fallthru to the
6422 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6425 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6426 after the full declaration if the are in two different TUs.
6428 2005-01-04 Richard Henderson <rth@redhat.com>
6431 * tree-sra.c (generate_one_element_init): Just
6432 call gimplify_and_add.
6433 (generate_element_init): Record the
6434 new referenced variables and mark them for renaming
6435 and split out to ...
6436 (generate_element_init_1): This.
6437 (scalarize_init): Don't call push_gimplify_context/
6438 pop_gimplify_context.
6440 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6442 * toplev.c (get_src_pwd): Handle failure of getpwd().
6444 2005-01-04 Roger Sayle <roger@eyesopen.com>
6446 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6448 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6449 all the cases handled by it are inverted by invert_truthvalue.
6451 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6453 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6454 (save_register_windowsi): Likewise.
6456 2005-01-04 Richard Henderson <rth@redhat.com>
6458 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6460 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6463 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6464 any simplifications of vector mode comparison operators.
6465 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6467 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6468 Devang Patel <dpatel@apple.com>
6470 PR tree-optimization/18308
6471 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6472 the operands before creating a new expression.
6473 * dojump.c (do_jump): Make drop_through_label available
6474 for all cases. Add expansion of COND_EXPR.
6476 2005-01-04 Ira Rosen <irar@il.ibm.com>
6478 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6479 INTEGER_CST instead of TREE_CONSTANT.
6480 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6481 instead of TREE_CONSTANT.
6482 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6483 instead of TREE_CONSTANT.
6485 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6487 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6489 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6492 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6493 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6495 2005-01-03 Richard Henderson <rth@redhat.com>
6497 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6498 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6499 fold_convert_const_real_from_real): Split out from ...
6500 (fold_convert_const): ... here.
6502 2005-01-03 Richard Henderson <rth@redhat.com>
6505 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6506 (mov<MMXMODEI>_internal): Likewise.
6507 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6508 Add V2SF case; use it for SSE1; don't use TI.
6509 (movdf_integer): Likewise.
6510 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6512 2005-01-03 Ira Rosen <irar@il.ibm.com>
6514 * tree-vectorizer.c (vect_strip_conversions): New function.
6515 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6516 check for binary class.
6518 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6522 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6524 * gimple-low.c (mark_blocks_with_used_vars): New function.
6525 (mark_blocks_with_used_subblocks): Ditto.
6526 (mark_used_blocks): Ditto.
6527 (pass_mark_used_blocks): New pass.
6528 * tree-inline.c: Include debug.h.
6529 (expand_call_inline): Call outlining_inline_function here.
6530 * tree-optimize.c (init_tree_optimization_passes): Add
6531 pass_mark_used_blocks.
6532 * tree-pass.h (pass_mark_used_blocks): New.
6533 * Makefile.in (tree-inline.o): Add debug.h dependency.
6535 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6537 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6538 VAR_DECLs to have weak_import attribute.
6540 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6543 2004-01-03 Steven Bosscher <stevenb@suse.de>
6545 * passes.c (rest_of_compilation): Don't run regmove if only
6546 flag_expensive_optimizations, require flag_regmove instead.
6548 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6550 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6552 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6553 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6554 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6555 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6557 2005-01-03 Richard Henderson <rth@redhat.com>
6559 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6560 (ia64_const_ok_for_letter_p): New.
6561 (ia64_const_double_ok_for_letter_p): New.
6562 (ia64_extra_constraint): New.
6563 (ia64_expand_vecint_compare): New.
6564 (ia64_expand_vcondu_v2si): New.
6565 (ia64_expand_vecint_cmov): New.
6566 (ia64_expand_vecint_minmax): New.
6567 (ia64_print_operand): Add 'v'.
6568 (ia64_preferred_reload_class): New.
6569 (ia64_vector_mode_supported_p): New.
6570 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6571 (PREFERRED_RELOAD_CLASS): Move to function.
6572 (CONST_OK_FOR_LETTER_P): Move to function.
6573 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6574 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6575 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6576 (EXTRA_CONSTRAINT): Move to function.
6577 * config/ia64/ia64.md: Include vect.md.
6578 (itanium_class): Add mmalua.
6580 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6582 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6583 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6585 (const_int_2bit_operand): New.
6586 (fr_reg_or_0_operand): New.
6587 * config/ia64/ia64-modes.def: Add vector modes.
6588 * config/ia64/ia64-protos.h: Update.
6589 * config/ia64/vect.md: New file.
6591 2005-01-03 Richard Henderson <rth@redhat.com>
6593 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6595 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6598 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6600 (log1pdf2): Change mode of operands[0,1] to DFmode.
6602 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6604 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6605 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6606 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6607 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6608 SPARC_RELAXED_ORDERING.
6610 2005-01-03 Richard Henderson <rth@redhat.com>
6611 Uros Bizjak <uros@kss-loka.si>
6614 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6615 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6616 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6618 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6619 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6620 const_pow2_1_to_128_operand): New predicates.
6622 2005-01-02 Greg McGary <greg@mcgary.org>
6624 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6626 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6627 object. [ptr_type]: Remove unused variable.
6628 Remember nearest addressable array-element or record-component
6629 when checking bitfield components. Tolerate empty BIND_EXPR.
6631 2005-01-01 Richard Henderson <rth@redhat.com>
6633 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6634 that don't narrow the value. Fail for other conversions.
6636 2005-01-01 Richard Henderson <rth@redhat.com>
6639 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6640 * c-lang.c (finish_file): Don't do it here.
6641 * objc/objc-act.c (objc_finish_file): Likewise.
6643 * cgraph.c (decl_assembler_name_equal): New.
6644 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6645 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6646 * cgraph.h (struct cgraph_varpool_node): Add next.
6647 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6648 * varasm.c (assemble_alias): Mark the target as needed.
6650 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6653 * function.c (get_arg_pointer_save_area): Use entry_of_function
6654 instead of get_insns.
6656 2005-01-01 Roger Sayle <roger@eyesopen.com>
6657 Andrew Pinski <pinskia@physics.uc.edu>
6658 James E. Wilson <wilson@specifixinc.com>
6660 PR rtl-optimization/12092
6661 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6664 2005-01-01 Roger Sayle <roger@eyesopen.com>
6665 Olivier Hainque <hainque@act-europe.fr>
6667 * tree.c (int_fits_type_p): A narrower type always fits in a
6668 wider one, except for negative values into unsigned types.
6670 2005-01-01 Roger Sayle <roger@eyesopen.com>
6672 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6673 with the original constant rather than require TREE_OVERFLOW.
6675 2005-01-01 Steven Bosscher <stevenb@suse.de>
6678 * c-decl.c (finish_function): If compiling C99, annotate the
6679 compiler generated return with the current file name and line 0.
6680 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6681 the source line is greater than 0.
6682 (remove_bb): Likewise.
6684 See ChangeLog.12 for earlier changes.