1 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5 2005-03-10 Steven Bosscher <stevenb@suse.de>
7 * expr.c (expand_expr_real_1): If possible, use a conditional
8 move for expanding MIN_EXPR and MAX_EXPR.
9 Use temp for moving around rtx-en.
11 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
17 2005-03-10 Roger Sayle <roger@eyesopen.com>
19 * builtins.c (expand_builtin_signbit): Extend to handle floating
20 point modes wider than the largest integer type, using the
21 operand_subword_force function to obtain the signbit's word.
23 2005-03-10 Jakub Jelinek <jakub@redhat.com>
26 * combine.c (try_combine): If recog_for_combine added CLOBBERs
27 to NEWI2PAT, fail to combine if they are used by NEWPAT.
29 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
31 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
33 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
35 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
37 (perform_edge_inserts): Unconditionally call
40 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
42 2005-03-10 Bob Wilson <bob.wilson@acm.org>
44 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
46 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
48 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
50 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
52 (rtl_register_value_prof_hooks,
53 tree_value_profile_transformations,
54 tree_register_value_prof_hooks): Likewise.
55 * var-tracking.c (stack_adjust_offset_pre_post,
56 variable_htab_free, variable_union, dataflow_set_different_2,
57 count_uses, variable_was_changed, set_frame_base_location,
58 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
59 vt_add_function_parameters): Likewise.
60 * varasm.c (named_section_real, named_section, make_decl_rtl,
61 asm_emit_uninitialised, assemble_integer, decode_addr_const,
62 const_hash_1, compare_constant, copy_constant, force_const_mem,
63 output_constant_pool_2, output_constant_pool_1, output_constant,
64 output_constructor, make_decl_one_only, decl_tls_model,
65 default_no_named_section, default_elf_select_section_1,
66 default_unique_section_1): Likewise.
67 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
68 * vmsdbgout.c (addr_const_to_string): Likewise.
71 * function.c (struct assign_parm_data_one): Remove last_named
73 (assign_parm_find_data_types): Don't determine last_named.
74 Reorder named_parm determination.
75 (assign_parms): Only setup varargs on the last non-varadic
78 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
80 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
81 sda base address on medium model.
83 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
85 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
86 * cfgloop.c (flow_loop_nodes_find): Export.
87 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
89 * cfgloopmanip.c (fix_loop_structure): New function.
90 * predict.c (predict_loops): Clean up the loops information.
91 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
92 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
94 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
95 (rewrite_into_loop_closed_ssa): Declaration changed.
96 * tree-loop-linear.c (linear_transform_loops): Add argument to
97 rewrite_into_loop_closed_ssa call.
98 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
99 * tree-ssa-loop-im.c (move_computations): Ditto.
100 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
101 * tree-vectorizer.c (vectorize_loops): Ditto.
102 * tree-optimize.c: Include cfgloop.h.
103 (execute_todo): Choose whether to call cleanup_tree_cfg or
104 cleanup_tree_cfg_loop.
105 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
106 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
107 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
108 cleanup_tree_cfg_loop call.
109 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
110 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
113 2005-03-10 Jakub Jelinek <jakub@redhat.com>
116 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
117 with multiple alternatives.
119 * stmt.c (parse_output_constraint): Fix a typo.
121 2005-03-09 Bob Wilson <bob.wilson@acm.org>
123 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
124 assembly directive instead of deprecated "no-generics".
126 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
128 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
129 for non-offsettable memory references to cope with outstanding reload
131 * config/s390/s390.md ("reload_outti"): Call find_replacement to
132 avoid losing outstanding address reloads.
133 ("reload_outdi", "reload_outdf"): Likewise.
135 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
137 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
138 code. Add more cbrt transformations.
140 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
142 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
144 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
146 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
147 NULL_TREE when a given tree is not simplified.
148 (fold): Return the original tree when any of the functions
149 mentioned above NULL_TREE.
151 * fold-const.c (fold_unary, fold_binary): Take decomposed
152 arguments, code, type, op0, and op1 in case of fold_binary.
153 (fold): Update calls to fold_unary and fold_binary.
155 2005-03-09 Roger Sayle <roger@eyesopen.com>
157 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
158 a fndecl and an arglist instead of a CALL_EXPR, exp.
160 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
162 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
164 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
166 * expr.c (expand_assignment): Remove orig_to_rtx.
168 * fold-const.c (int_const_binop): Remove no_overflow.
170 * ifcvt.c (noce_emit_move_insn): Remove inmode.
172 * loop-iv.c (get_biv_step_1): Remove lhs.
174 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
176 * real.c (real_nan): Remove neg.
178 * function.c (thread_prologue_and_epilogue_insns): Remove i
181 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
184 * tree-eh.c (tree_could_trap_p): Remove idx.
186 * tree-into-ssa.c (ann): Remove ann.
188 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
190 * tree-sra.c (decide_block_copy): Remove inst_count.
192 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
194 * tree-ssa-loop-im.c (lhs): Remove.
196 * cfgbuild.c (state, STATE, SET_STATE,
197 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
199 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
200 (find_basic_blocks): Set the state of each basic block to
203 2005-03-08 Jeff Law <law@redhat.com>
205 * tree-cfg.c (cleanup_control_flow): If removal of a computed
206 goto results in the removal of edges in the CFG, then we need
207 to recompute dominators.
209 2005-03-09 Ben Elliston <bje@au.ibm.com>
211 * c-common.c (c_do_switch_warnings): Comment fix.
213 2005-03-08 Julian Brown <julian@codesourcery.com>
215 * Patch from 2005-03-08 reverted for causing regressions and
216 ppc-darwin bootstrap failure.
218 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
220 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
221 Define the real function for ppc-darwin.
222 * c-typeck.c (convert_arguments): Check for target-specific
223 invalid argument call to unprototyped function.
224 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
226 * target.h (invalid_arg_for_unprototyped_fn): New field
228 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
230 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
233 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
235 * c-typeck.c (constructor_stack, constructor_range_stack,
236 initializer_stack): Make them static.
238 * cfg.c (rbi_pool): Make it static.
240 * gimple-low.c (lower_stmt_body): Make it static.
241 * tree-flow.h: Remove the corresponding prototype. Don't
244 * sched-deps.c (cache_size): Make it static.
246 * stor-layout.c (lang_adjust_rli): Make it static.
248 2005-03-08 Julian Brown <julian@codesourcery.com>
250 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
251 from being used for symbols with vague linkage when
252 HAVE_GAS_COMDAT_GROUP is true.
254 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
256 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
257 nlabel == JUMP_LABEL (jump).
259 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
261 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
262 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
263 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
264 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
266 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
269 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
270 * c-common.c (handle_returns_twice): New function.
271 (c_common_attribute_table): Declare eturns_twice' attribute.
272 * doc/extend.texi: Document eturns_twice' attribute.
273 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
274 (struct tree_decl): Add returns_twice_flag.
276 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
278 * tree-ssa-phiopt.c: Fix a comment typo.
280 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
281 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
282 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
285 2005-03-08 Richard Henderson <rth@redhat.com>
287 * config/alpha/alpha.c (code_for_builtin): Replace special-case
288 builtin codes with ctzdi2, clzdi2, popcountdi2.
289 (struct alpha_builtin_def): Add is_const.
290 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
291 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
292 (alpha_init_builtins): Init them. Set nothrow and const attributes
294 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
295 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
296 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
297 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
298 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
299 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
300 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
301 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
302 (TARGET_FOLD_BUILTIN): New.
303 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
304 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
306 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
308 2005-03-08 Ira Rosen <irar@il.ibm.com>
310 PR tree-optimization/20122
311 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
312 condition of access function instead of base.
314 2005-03-07 Jeff Law <law@redhat.com>
315 Steven Bosscher <stevenb@suse.de>
317 * tree-cfg.c (find_taken_edge_computed_goto): New function.
318 (find_taken_edge): Call find_taken_edge_computed_goto as
319 appropriate. Allow any gimple invariant rather than just
321 (cleanup_control_flow): Cleanup a computed goto which has turned
323 (tree_merge_blocks): If block B has any forced labels, move
324 them to the start of block A.
325 * tree-ssa-dom.c (thread_across_edge): Allow threading across
326 computed gotos as well.
327 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
328 removal of unnecessary computed gotos too.
329 (lookup_redirection_data): Fix type of INSERT argument. Callers
332 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
334 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
335 Remove trailing spaces.
337 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
338 unshare_all_trees): Make them static.
339 * tree-gimple.h: Remove the corresponding prototypes.
341 * diagnostic.h: Remove unused prototype
343 * modulo-sched.c: Remove unused prototype
344 set_row_column_for_ps.
346 * tree-ssa-phiopt.c (tree_ssa_phiopt,
347 replace_phi_edge_with_variable): Remove unused variable i.
349 2005-03-07 Per Bothner <per@bothner.com>
351 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
353 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
356 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
357 bbs on the COND_EXPR instead of the PHI_NODEs.
358 (candidate_bb_for_phi_optimization): Remove.
359 (replace_phi_with_stmt): Rename to ...
360 (replace_phi_edge_with_variable): this and change so that we
361 replace the phi argument instead of removing the PHI.
362 (conditional_replacement): Change so we deal with PHI with more
364 (value_replacement): Likewise.
365 (abs_replacement): Likewise.
367 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
369 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
370 output_e500_flip_gt_bit.
372 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
374 (rs6000_generate_compare): Fix logic to look at the correct bits.
375 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
377 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
378 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
379 gen_move_from_CR_gt_bit.
381 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
382 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
383 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
385 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
386 (E500_CR_IOR_COMPARE): New constant.
388 2005-03-08 Earl Chew <earl_chew@agilent.com>
389 David Billinghurst <David.Billinghurst@riotinto.com>
391 * config/i386/host-cygwin.c: New file to support precompiled
393 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
394 * config.host: Use above files for cygwin host.
396 2005-03-07 David Edelsohn <edelsohn@gnu.org>
398 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
399 ordering ops from earlier change.
401 2005-03-07 Per Bothner <per@bothner.com>
403 Various fixes to allow us to again build if --enable-mapped-location:
404 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
405 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
406 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
407 local variable loc. Change logic appropriately.
408 * tree-vect-transform.c (vect_finish_stmt_generation): Use
409 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
410 * c-parser.c (c_parser_for_statement): Initialize loc variable.
411 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
412 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
414 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
416 PR rtl-optimization/19683
417 * reload1.c (choose_reload_regs): Pass the number of bits, not the
418 number of bytes, to smallest_int_for_mode. Fix arguments to
419 REG_CANNOT_CHANGE_MODE_P.
421 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
423 * reorg.c (relax_delay_slots): Check that the jump is
424 conditional before trying to invert it.
426 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
428 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
431 * calls (stack_arg_under_construction): Make it static.
433 * flow.c (regs_live_at_setjmp): Make it static.
434 * flow.h: Remove the corresponding prototype.
436 * reload1.c (reload_startobj, reload_firstobj,
437 something_needs_operands_changed, reload_inherited,
438 reload_inheritance_insn, reload_override_in,
439 reload_spill_index): Make them static.
441 * recog.c (verify_changes): Make it static.
442 * recog.h: Remove the corresponding prototype.
444 * cfgbuild.c (find_sub_basic_blocks): Remove.
445 * basic-block.h: Remove the corresponding prototype.
446 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
448 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
450 * tree-ssa-operands.c (check_build_stmt): Remove.
452 * stor-layout.c (set_alignment): Remove.
453 * tree.h: Remove the corresponding prototype.
455 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
457 * tree-ssa-dce.c (control_dependence_map,
458 visited_control_parents): Make them static.
460 * cfghooks.c (verify_flow_info): Remove local variable
463 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
466 * loop-unswitch.c (unswitch_loop): Remove local variable src.
468 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
470 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
472 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
474 * config/ia64/hpux.h (LINK_SPEC): Add -z.
475 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
476 PARALLEL for an empty structure.
478 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
480 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
482 * fold-const.c (fold_binary): Unroll the very first "for"
485 2005-03-06 David Edelsohn <edelsohn@gnu.org>
487 * config/rs6000/predicates.md (branch_comparison_operator): Remove
488 redundant match_code test.
489 (scc_comparison_operator): Swap match_operand and match_code
491 (branch_positive_comparison_operator): Same.
492 (trap_comparison_operator): Use comparison_operator and swap with
495 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
498 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
499 (out_movhi_r_mr): Read low byte of volatile MEM first.
500 (out_movhi_mr_r): Write high byte of volatile MEM first.
502 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
504 * cselib.c (reg_values, reg_values_size): Make them static.
506 * cse.c (cse_reg_info_table): Make it static.
508 * fold-const.c (fold_unary): Use build1 instead of copy_node.
510 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
512 * cse.c (find_best_addr): Use canon_for_address.
514 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
516 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
517 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
518 SUBREG and MEM, respectively.
520 * fold-const.c (fold_binary): Use code instead of t.
522 * fold-const.c (optimize_minmax_comparison): Take decomposed
523 arguments code, type, op0, and op1 instead of t.
524 (fold_binary): Update a call to optimize_minmax_comparison.
526 * fold-const.c (fold_range_test): Take decomposed arguments
527 code, type, op0, and op1 instead of t.
528 (fold_binary): Update a call to fold_range_test.
530 * fold-const.c (fold_binary_op_with_conditional_arg): Take
531 decomposed arguments code, type, op0, and op1 instead of t.
532 (fold_binary): Update a call to fold_range_test.
534 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
536 * fold-const.c (fold_binary): Avoid directly using the original
537 expression t as much as possible.
539 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
541 * c-semantics.c (build_stmt): Use TYPE_P instead of
542 IS_NON_TYPE_CODE_CLASS.
543 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
544 (NON_TYPE_CHECK): Use TYPE_P instead of
545 IS_NON_TYPE_CODE_CLASS.
547 * fold-const.c (fold): Remove handling of binary expressions.
549 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
551 * doc/c-tree.texi: Wrap comments in @r{}.
552 * doc/cpp.texi: Likewise.
553 * doc/cppinternals.texi: Likewise.
554 * doc/extend.texi: Likewise.
555 * doc/md.texi: Likewise.
556 * doc/objc.texi: Likewise.
557 * doc/sourcebuild.texi: Likewise.
558 * doc/tm.texi: Likewise.
561 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
563 * predict.c (apply_return_prediction): Standardize PHI chain
565 * tree-ssa.c (ssa_redirect_edge): Likewise.
567 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
568 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
571 * tree-phinodes.c (remove_phi_node): Drop the last argument.
572 * tree-flow.h: Adjust the prototype for remove_phi_node.
573 * lambda-code.c (perfect_nestify): Adjust a call to
576 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
577 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
579 * tree-ssa-dce.c (remove_dead_phis): Likewise.
580 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
581 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
582 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
584 * combine.c (simplify_and_const_int): Use gen_int_mode instead
585 of GEN_INT (trunc_int_for_mode (...)).
586 * loop-iv.c (iv_number_of_iterations): Likewise.
587 * postreload.c (reload_cse_move2add): Likewise.
588 * simplify-rtx.c (simplify_const_unary_operation,
589 simplify_const_binary_operation): Likewise.
590 * stor-layout.c (get_mode_bounds): Likewise.
592 * fold-const.c (fold_binary): New.
593 (fold): Call fold_binary on binary expressions.
595 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
597 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
598 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
599 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
600 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
601 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
603 2005-03-04 Devang Patel <dpatel@apple.com>
605 PR tree-optimization/18815
606 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
607 loops with zero exit edges.
609 2005-03-04 Devang Patel <dpatel@apple.com>
611 * doc/invoke.texi: Remove reference to webpage that does not exist.
613 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
614 Joseph S. Myers <joseph@codesourcery.com>
617 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
618 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
619 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
620 * pa.c (get_plabel): Change argument to symbol_ref. Call
621 maybe_get_identifier instead of get_identifier.
622 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
623 (struct deferred_plabel): Replace name field with symbol field.
624 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
625 ASM_OUTPUT_EXTERNAL_REAL is defined.
626 (output_global_address): Use output_addr_const for output of all
628 (output_deferred_plabels): Use symbol_ref instead of name for address
630 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
631 ASM_OUTPUT_SYMBOL_REF): New macros.
632 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
634 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
637 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
639 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
640 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
642 2005-03-04 Jeff Law <law@redhat.com>
644 * basic-block.h (rediscover_loops_after_threading): Declare.
645 * tree-ssa-dom.c: Include cfgloop.h.
646 (tree_ssa_dominator_optimize): Discover loops and some basic
647 properties. Remove forwarder blocks recreated by loop header
648 canonicalization. Also mark backedges in the CFG.
649 * tree-ssa-threadupdate.c: Include cfgloop.h
650 (rediscover_loops_after_threading): Define.
651 (struct local_info): New field, JUMP_THREADED.
652 (prune_undesirable_thread_requests): New function.
653 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
654 then record that fact for the callers of redirct_edges.
655 (thread_block): If BB has incoming backedges, then call
656 prune_undesirable_thraed_requests. Note when we are
657 going to have to rediscover loop information. Return a
658 boolean indicating if any jumps were threaded.
659 (thread_through_all_blocks): Bubble up boolean indicating
660 if any jumps were threaded.
661 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
662 (tree-ssa-threadupdate.o): Similarly.
664 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
666 * fold-const.c (fold_ternary): Unroll the "for" loop to
669 2005-03-04 Andrew Haley <aph@redhat.com>
671 * unwind-dw2-fde-glibc.c (struct
672 unw_eh_callback_data.check_cache): New field.
673 (frame_hdr_cache): New.
674 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
675 Cache frame header info.
677 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
679 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
680 (print_c_condition): Declare.
681 * read-rtl.c (ptr_loc): New structure.
682 (ptr_locs, ptr_loc_obstack, joined_conditions)
683 (joined_conditions_obstack): New variables.
684 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
685 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
686 (join_c_conditions, print_c_condition): New functions.
687 (apply_macro_to_string): Associate the new string with the same
688 source location as the old one.
689 (add_condition_to_string): Use join_c_conditions.
690 (read_string): Use set_rtx_ptr_loc to record a filename and line
691 number for the string.
692 (read_rtx): Initialize the new variables above.
693 * genattrtab.c (write_test_expr, write_attr_value): Use
695 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
696 comment above the GCC_VERSION check.
697 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
698 Inline the definition of MAYBE_EVAL.
699 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
700 * genoutput.c (process_template): Likewise.
701 * genpreds.c (write_predicate_subfunction): Likewise.
702 (write_predicate_expr): Use print_c_condition.
703 * genrecog.c (write_cond): Likewise.
704 * gensupport.c (process_rtx): Use join_c_conditions to join the
705 conditions of a define_insn_and_split. Record a source location
706 for the string after the "&&".
707 (alter_test_for_insn): Use join_c_conditions.
709 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
712 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
713 PR tree-optimization/15784
714 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
717 2005-03-04 Ben Elliston <bje@au.ibm.com>
719 * gcc.c (option_map): Add --coverage.
720 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
721 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
722 * config/darwin.h: Pass -lgcov for `coverage'.
723 * doc/invoke.texi (Debugging Options): Document --coverage.
725 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
727 * gcse.c (bypass_block): Use find_edge wherever possible.
729 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
733 * c-opts.c (c_common_parse_file): Call start_source_file
734 and end_source_file at the approriate times.
736 * dwarf2out.c (dwarf2out_finish): Don't auto-end
737 the main file, it will be done for us now.
739 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
741 * fold-const.c (fold_ternary): New.
742 (fold): Call fold_ternary on ternary expressions. Remove
743 handling of ternary expressions.
745 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
747 PR tree-optimization/15784
748 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
751 2005-03-03 David Edelsohn <edelsohn@gnu.org>
753 * config/rs6000/predicates.md (branch_comparison_operator):
754 Convert from C block to conditional format.
756 2005-03-03 Jan Hubicka <jh@suse.cz>
758 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
759 and non-constant public variables.
761 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
763 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
766 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
769 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
770 calls to release_ssa_name and release_phi_node.
772 * fold-const.c (fold): Remove handling of unary expressions.
774 * fold-const.c (fold_unary): Avoid directly using the original
775 expression t as much as possible.
777 2005-03-03 Roger Sayle <roger@eyesopen.com>
778 Andrew Pinski <pinskia@physics.uc.edu>
780 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
781 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
783 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
785 Describe special registers SRP and MOF as allocatable registers.
786 * config/cris/cris.c (cris_md_asm_clobbers): New function.
787 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
788 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
789 TARGET_HAS_MUL_INSNS.
790 (cris_print_operand) <case 'd'>: New case.
791 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
792 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
794 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
795 (REG_ALLOC_ORDER): Update for MOF.
796 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
798 (GENERAL_REGS): No longer a define of ALL_REGS.
799 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
800 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
802 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
803 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
804 (SECONDARY_RELOAD_CLASS): Define.
805 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
806 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
807 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
808 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
809 (REGISTER_MOVE_COST): Define.
810 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
811 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
812 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
813 (CRIS_MOF_REGNUM): New define_constants.
814 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
816 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
818 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
819 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
820 Adjust for MOF being properly described as a register.
821 (indir_to_reg_split): Name this split. Conditionalize on the
822 destination register being a general register.
823 (movei): Conditionalize on on operands 0 and 1 having the same
826 2005-03-03 Alan Modra <amodra@bigpond.net.au>
829 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
830 -mcpu to override any other explicitly given flags.
832 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
834 * recog.c (verify_changes, confirm_change_group): New functions,
835 broken out of apply_change_group.
836 (apply_change_group): Use them.
837 * recog.h (verify_change, confirm_change_group): Declare.
838 * rtl.h (redirect_jump_2): Declare.
839 * jump.c (redirect_exp, invert_exp): Delete.
840 (invert_exp_1): Take second parameter. Return value. Changed caller.
841 (redirect_jump_2): New function, broken out of redirect_jump.
842 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
843 (invert_jump): Use invert_jump_1 and redirect_jump_2.
844 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
846 2005-03-02 Geoffrey Keating <geoffk@apple.com>
848 * varasm.c (named_section): Use xstrdup rather than doing it by
851 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
853 2005-03-02 Devang Patel <dpatel@apple.com>
855 Undo PR tree-optimization/18815 fix.
857 2005-03-02 Devang Patel <dpatel@apple.com>
859 PR tree-optimization/18815
860 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
861 loops with zero exit edges.
863 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
865 * cfg.c (connect_src, connect_dest, disconnect_src,
866 disconnct_dest): New.
867 (unchecked_make_edge, remove_edge, redirect_edge_succ,
868 redirect_edge_pred): Use the new functions.
870 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
871 free_dominance_info only when needed.
873 2005-03-02 David Edelsohn <edelsohn@gnu.org>
876 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
877 (reg_or_sub_cint64_operand): Same.
879 2005-03-02 Jeff Law <law@redhat.com>
881 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
882 CFG_ALTERED in the main DOM iteration loop.
884 2005-03-02 Mark Mitchell <mark@codesourcery.com>
887 * varasm.c (initializer_constant_valid_p): Allow conversions
888 between OFFSET_TYPEs. Tidy.
890 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
892 * config/cris/cris.md ("return"): Remove epilogue delay list
895 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
897 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
899 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
901 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
903 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
904 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
905 config/m68k/m68k.c, config/mips/mips.h,
906 config/rs6000/rs6000-protos.h, doc/contrib.texi,
907 doc/include/gcc-common.texi: Update copyright.
909 PR middle-end/18029 and PR middle-end/18030
910 * expr.c (optimize_bitfield_assignment_op): Add a special case
911 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
913 * fold-const.c (fold_unary): New.
914 (fold): Call fold_unary on unary expressions.
916 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
918 * cgraph.h (struct cgraph_edge): Add prev_caller and
920 (cgraph_node_remove_callees): Export.
921 * cgraph.c (cgraph_create_edge): Initialize prev_caller
923 (cgraph_edge_remove_callee): New function.
924 (cgraph_edge_remove_caller): Likewise.
925 (cgraph_remove_edge): Use.
926 (cgraph_redirect_edge_callee): Likewise.
927 (cgraph_node_remove_callees): New function.
928 (cgraph_node_remove_callers): Likewise.
929 (cgraph_remove_node): Use.
930 * tree-optimize.c (tree_rest_of_compilation): Use
931 cgraph_node_remove_callees instead of manual loop.
932 * cgraphunit.c (cgraph_finalize_function): Likewise.
933 (cgraph_expand_function): Likewise.
934 (cgraph_remove_unreachable_nodes): Likewise.
936 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
939 * c-tree.h (undeclared_variable, build_external_ref): Add extra
941 * c-decl.c (undeclared_variable): Take location as argument.
942 * c-typeck.c (build_external_ref): Likewise.
943 * c-parser.c (c_parser_postfix_expression): Pass location of
944 identifier to build_external_ref.
946 2005-03-01 David Edelsohn <edelsohn@gnu.org>
948 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
949 CCEQ mode for branch_positive_comparison_operator test.
950 * config/rs6000/predicates (branch_comparison_operator): Revert to
952 (scc_comparison_operator): Same.
953 (branch_positive_comparison_operator): Same.
955 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
957 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
958 (cris_delay_slots_for_epilogue): Remove.
959 (save_last): Move into cris_target_asm_function_epilogue.
960 (cris_target_asm_function_epilogue): Remove tests for file being
962 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
963 (cris_delay_slots_for_epilogue): Remove prototypes.
964 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
965 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
967 2005-03-01 David Edelsohn <edelsohn@gnu.org>
969 * config/rs6000/predicates.md (branch_comparison_operator): Change
970 to define_special_predicate.
971 (scc_comparison_operator): Same.
972 (branch_positive_comparison_operator): Same.
974 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
976 * Makefile.in (tree-ssa-sink.o): New.
977 (OBJS-common): Add tree-ssa-sink.o.
978 * common.opt: Add -ftree-sink
979 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
980 * timevar.def (TV_TREE_SINK): new timevar.
981 * tree-flow.h (is_hidden_global_store): Prototype.
982 * tree-optimize.c (init_tree_optimization_passes): Add
984 * tree-pass.h (pass_sink_code): New.
985 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
986 for non-obvious global store store to is_hidden_global_store, and
987 call that new function.
988 * tree-ssa-sink.c: New file.
989 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
990 * doc/passes.texi: Document forward store motion.
991 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
992 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
993 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
994 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
996 2005-03-01 Per Bothner <per@bothner.com>
998 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
999 and we have a non-zero column-number, add it to the message.
1000 Also factor out the diagnostic_kind_text.
1002 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1004 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1005 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1006 flow_loop_scan): Removed.
1007 (flow_loop_dump): Do not dump removed fields.
1008 (flow_loop_free): Do not free removed fields.
1009 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1010 (loop_exit_edge_p): New function.
1011 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1012 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1013 num_exits, exits_doms.
1014 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1015 LOOP_EDGES, LOOP_ALL): Removed.
1016 (flow_loop_scan): Declaration removed.
1017 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1018 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1020 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1021 (if_convert): Call flow_loops_find and flow_loops_free
1022 when calling mark_loop_exit_edges.
1023 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1024 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1025 free_dominance_info calls.
1026 * loop-init.c (flow_loops_find): Ditto.
1027 * passes.c (rest_of_handle_branch_prob): Ditto.
1028 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1029 * loop-unroll.c (analyze_insns_in_loop): Do not use
1031 * predict.c (predict_loops): Do not call flow_loop_scan.
1032 Use get_loop_exit_edges.
1033 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1034 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1035 Do not use EDGE_LOOP_EXIT.
1036 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1037 to bb_with_exit_edge_p.
1038 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1039 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1040 to bb_with_exit_edge_p.
1041 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1043 * tree-loop-linear.c (linear_transform_loops): Do not call
1044 flow_loop_scan. Use loop->single_exit.
1045 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1046 (vect_analyze_loop_form): Do not call flow_loop_scan.
1047 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1049 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1051 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1052 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1053 slpeel_tree_duplicate_loop_to_edge_cfg,
1054 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1055 Use loop_preheader_edge and loop->single_exit. Do not call
1058 2005-03-01 Nick Clifton <nickc@redhat.com>
1060 * config/arm/arm.c (thumb_find_work_register): Check all of the
1061 argument registers to see if they are free, and a couple of
1062 special cases where the last argument register but can be proved
1063 to be available during the function's prologue.
1064 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1065 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1066 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1068 (thumb_compute_save_reg_mask): Likewise. Also use
1069 thumb_find_work_register() to ensure that there is agreement about
1070 which work register is going to be used in the prologue.
1071 (thumb_output_function_prologue): Use unsigned long as the type
1072 for the register bit-mask. Also delay pushing the link register if
1073 other high registers are going to be pushed.
1074 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1075 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1076 redundant prototypes.
1078 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1081 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1082 and after reload in REG+REG indexed addresses without REG_POINTER
1083 set in the base and not set in the index.
1085 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1087 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1088 Don't undefine here.
1089 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1090 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1091 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1092 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1093 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1095 * config.gcc (sh*-*-linux*): Use config/linux.h.
1097 2005-02-28 Dale Johannesen <dalej@apple.com>
1098 Stan Shebs <shebs@apple.com>
1100 Rewrite of 64-bit Darwin structure-by-value pass/return.
1101 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1102 intoffset, use_stack, named.
1103 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1104 (rs6000_darwin64_record_arg_advance_flush): New.
1105 (rs6000_darwin64_record_arg_advance_recurse): New.
1106 (rs6000_darwin64_record_arg_flush): New.
1107 (rs6000_darwin64_record_arg_recurse): New.
1108 (rs6000_darwin64_record_arg): New.
1109 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1110 (function_arg_boundary): Handle 128-bit aligned structs.
1111 (function_arg_advance): Rewrite darwin64 struct handling.
1112 (function_arg): Call rs6000_darwin64_record_arg.
1113 (function_arg_partial_nregs): Handle darwin64 structs.
1114 (rs6000_darwin64_function_value): Remove.
1115 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1117 2005-02-28 Roger Sayle <roger@eyesopen.com>
1119 PR tree-optimization/20216
1120 * tree-chrec.c (tree_fold_factorial): Delete.
1121 (tree_fold_binomial): Change argument list to take a return type
1122 and change the type of K to unsigned int. Rewrite to avoid explicit
1123 evaluation of factorials, and (recursively) calling fold to perform
1124 compile-time arithmetic. Return NULL on (internal) overflow.
1125 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1126 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1127 if any intermediate calculation overflows.
1128 (chrec_apply): Update call to chrec_evaluate.
1130 2005-02-28 James E Wilson <wilson@specifixinc.com>
1132 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1134 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1137 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1138 instead of NULL_TREE on error.
1140 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1142 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1143 (EASY_VECTOR_15_ADD_SELF): Remove.
1144 (num_insns_constant_wide): Not static.
1145 (validate_condition_mode): Not static.
1146 (toc_relative_expr_p): Not static.
1147 (legitimate_indirect_address_p): Not static.
1148 (macho_lo_sum_memory_operand): Not static.
1149 (invalid_e500_subreg): Not static.
1150 (easy_vector_same): Not static.
1151 (easy_vector_splat_const): Not static.
1152 (RS6000_SYMBOL_REF_TLS_P): Remove.
1153 (any_operand): Delete.
1154 (any_parallel_operand): Delete.
1155 (count_register_operand): Delete.
1156 (altivec_register_operand): Delete.
1157 (xer_operand): Delete.
1158 (s8bit_cint_operand): Delete.
1159 (short_cint_operand): Delete.
1160 (u_short_cint_operand): Delete.
1161 (non_short_cint_operand): Delete.
1162 (exact_log2_cint_operand): Delete.
1163 (gpc_reg_operand): Delete.
1164 (cc_reg_operand): Delete.
1165 (cc_reg_not_cr0_operand): Delete.
1166 (reg_or_short_operand): Delete.
1167 (reg_or_neg_short_operand): Delete.
1168 (reg_or_aligned_short_operand): Delete.
1169 (reg_or_u_short_operand): Delete.
1170 (reg_or_cint_operand): Delete.
1171 (reg_or_arith_cint_operand): Delete.
1172 (reg_or_add_cint64_operand): Delete.
1173 (reg_or_sub_cint64_operand): Delete.
1174 (reg_or_logical_cint_operand): Delete.
1175 (got_operand): Delete.
1176 (got_no_const_operand): Delete.
1177 (easy_fp_constant): Delete.
1178 (easy_vector_constant): Delete.
1179 (easy_vector_constant_add_self): Delete.
1180 (zero_constant): Delete.
1181 (zero_fp_constant): Delete.
1182 (volatile_mem_operand): Delete.
1183 (offsettable_mem_operand): Delete.
1184 (mem_or_easy_const_operand): Delete.
1185 (add_operand): Delete.
1186 (non_add_cint_operand): Delete.
1187 (logical_operand): Delete.
1188 (non_logical_cint_operand): Delete.
1189 (mask_operand): Delete.
1190 (mask_operand_wrap): Delete.
1191 (mask64_operand): Delete.
1192 (mask64_2_operand): Delete.
1193 (and64_operand): Delete.
1194 (and64_2_operand): Delete.
1195 (and_operand): Delete.
1196 (reg_or_mem_operand): Delete.
1197 (lwa_operand): Delete.
1198 (symbol_ref_operand): Delete.
1199 (call_operand): Delete.
1200 (current_file_function_operand): Delete.
1201 (input_operand): Delete.
1202 (rs6000_nonimmediate_operand): Delete.
1203 (rs6000_tls_symbol_ref): Delete.
1204 (save_world_operation): Delete.
1205 (restore_world_operation): Delete.
1206 (load_multiple_operation): Delete.
1207 (store_multiple_operation): Delete.
1208 (vrsave_operation): Delete.
1209 (mfcr_operation): Delete.
1210 (mtcrf_operation): Delete.
1211 (lmw_operation): Delete.
1212 (stmw_operation): Delete.
1213 (branch_comparison_operator): Delete.
1214 (branch_positive_comparison_operator): Delete.
1215 (scc_comparison_operator): Delete.
1216 (trap_comparison_operator): Delete.
1217 (boolean_operator): Delete.
1218 (boolean_or_operator): Delete.
1219 (min_max_operator): Delete.
1220 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1221 (EASY_VECTOR_15): Moved to here.
1222 (EASY_VECTOR_15_ADD_SELF): Move to here.
1223 (PREDICATE_CODES): Delete.
1224 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1225 Declare functions no longer static.
1226 * config/rs6000/predicates.md: New.
1227 * config/rs6000/rs6000.md: Include predicates.md
1229 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1231 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1232 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1234 * cfgrtl.c (need_fake_edge_p): Likewise.
1235 * combine.c (distribute_notes): Likewise.
1236 * emit-rtl.c (try_split): Likewise.
1237 * recog.c (peephole2_opimize): Likewise.
1238 * reg-notes.def (ALWAYS_RETURN): Remove.
1239 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1240 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1241 * tree.h (ECF_ALWAYS_RETURN): Remove.
1243 2005-02-28 Roger Sayle <roger@eyesopen.com>
1246 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1247 between different machine modes is never a "useless" conversion.
1249 2005-02-28 Geert Bosch <bosch@gnat.com>
1252 * doc/contrib.texi: List contributors for Ada front end
1254 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1256 * simplify-rtx.c (simplify_unary_operation_1,
1257 simplify_const_unary_operation): New, extracted from...
1258 (simplify_unary_operation): ... this one.
1259 (simplify_binary_operation_1,
1260 simplify_const_binary_operation): New, extracted from...
1261 (simplify_binary_operation): ... this one.
1262 * rtl.h (simplify_const_unary_operation,
1263 simplify_const_binary_operation): Add prototypes.
1265 2005-02-28 Julian Brown <julian@codesourcery.com>
1267 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1268 building libjava and caused PR regression/20228.
1270 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1273 * Makefile.in (host_subdir): New.
1274 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1275 * configure: Regenerate.
1277 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1279 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1280 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1281 installation directory first.
1283 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1286 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1287 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1288 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1289 * config/cris/cris.md: Tweak comments referring to Q.
1290 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1291 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1292 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1293 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1294 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1295 Insert spaces in constraints to align alternatives vertically for
1297 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1300 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 PR rtl-optimization/17728
1303 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1304 operand 0 from general_operand to move_dest_operand.
1306 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1308 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1309 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1310 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1311 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1313 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1315 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1316 * configure: Regenerate.
1317 * libada-mk.in: Remove CC; rename
1318 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1320 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1323 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1324 for the lhs, also walk over the tree. Likewise for rhs.
1326 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1328 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1329 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1330 Do not propagate value of iv before increment over the increment.
1332 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1334 * c-parser.c: New file.
1335 * c-parse.in: Remove.
1336 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1338 (c-parser.o): Add dependencies.
1339 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1340 maintainer-clean, TAGS): Update.
1341 * c-config-lang.in (gtfiles): Update.
1342 * gengtype-lex.l: Don't handle "@@".
1343 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1344 objc_build_synchronized, objc_begin_try_stmt,
1345 objc_begin_catch_clause, objc_finish_catch_clause,
1346 objc_build_finally_clause, objc_finish_try_stmt): New.
1347 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1349 (c_parse_init): Update comment.
1350 * c-decl.c (c_init_decl_processing): Update comment.
1351 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1352 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1353 new c_declspecs members.
1355 2005-02-25 Julian Brown <julian@codesourcery.com>
1357 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1358 from being used for symbols with vague linkage when
1359 HAVE_GAS_COMDAT_GROUP is true.
1361 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1363 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1365 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1368 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1369 (LIBGCC2_HAS_DF_MODE): New.
1370 (LIBGCC2_HAS_XF_MODE): New.
1371 (LIBGCC2_HAS_TF_MODE): New.
1372 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1373 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1374 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1375 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1376 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1377 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1378 and add _fixtfdi, _fixunstfdi, _floatditf
1379 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1380 L_fixunstfdi, L_floatditf.
1381 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1382 (LIBGCC2_HAS_TF_MODE): Define.
1384 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1386 PR tree-optimization/20204
1387 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1388 REWRITE_THIS_STMT markers on PHI nodes.
1389 (rewrite_initialize_block): Likewise.
1391 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1393 * version.c (version_string): Update to 4.1.
1395 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1397 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1398 Clarify that the alternative way doesn't work in GNU C++.
1400 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1402 PR tree-optimization/19937
1403 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1404 to the type of the induction variable.
1406 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1408 PR rtl-optimization/20117
1409 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1410 the block including noncopyable insn.
1412 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1414 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1415 calls to find_reg_note.
1417 2005-02-24 Richard Henderson <rth@redhat.com>
1420 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1423 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1425 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1426 vector types if to use base reg for misaligned non-word ld/std.
1428 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1431 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1432 dwarf2 label manually and put it after, not before the prologue.
1434 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1437 * reload.c (operands_match_p): Only increment register number for
1438 SCALAR_INT_MODE_P modes in multiple hard registers.
1440 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1443 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1445 * ChangeLog.5: Fix log message typo(s).
1446 * ChangeLog.7: Likewise.
1447 * ChangeLog.tree-ssa: Likewise.
1448 * cfgexpand.c: Fix comment typo(s).
1449 * conflict.c: Likewise.
1450 * defaults.h: Likewise.
1451 * dwarf2out.c: Likewise.
1453 * ggc-page.c: Likewise.
1454 * tree-eh.c: Likewise.
1455 * tree-ssa-dom.c: Likewise.
1457 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1460 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1461 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1462 if SHARED is defined.
1465 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1466 allow splitting only if operands 0 and 3 don't overlap.
1468 2005-02-24 Richard Henderson <rth@redhat.com>
1471 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1472 (fold_builtin_1): Call them.
1473 * fold-const.c (fold_complex_mult_parts): Split out from ...
1474 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1475 (fold_complex_div_parts, fold_complex_div): New.
1477 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1479 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1481 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1482 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1484 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1485 (print_node): Likewise.
1486 Print TYPE_SIZES_GIMPLIFIED.
1488 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1490 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1491 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1492 operands as commutative in constraints.
1494 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1496 * tree-into-ssa.c: Re-organize internal functions.
1498 2005-02-24 Richard Henderson <rth@redhat.com>
1501 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1503 * common.opt (fcx-limited-range): New.
1504 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1505 * toplev.c (flag_complex_method): Initialize to 1.
1506 (process_options): Set flag_complex_method to 0 if
1507 flag_cx_limited_range.
1508 * doc/invoke.texi (-fcx-limited-range): New.
1510 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1512 * cse.c (delete_trivially_dead_insns): Speed up by using
1513 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1516 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1518 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1519 functions when -mid-shared-library is being used.
1521 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1523 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1524 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1525 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1526 * system.h: Poison LINK_LIBGCC_SPECIAL.
1528 2005-02-23 James E Wilson <wilson@specifixinc.com>
1530 * gengtype.c (note_insn_name): Make 1 element larger.
1532 2005-02-23 Roger Sayle <roger@eyesopen.com>
1535 PR rtl-optimization/20097
1536 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1537 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1539 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1541 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1542 * t-aix52 (SHLIB_INSTALL): Same.
1544 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1546 * genpreds.c: Update copyright.
1548 2005-02-23 Michael Beach <michaelb@ieee.org>
1551 * config/sparc/t-elf (startup files): Assemble with CPP.
1553 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1555 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1556 (write_predicate_expr): Likewise.
1558 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1560 PR tree-optimization/20100
1561 PR tree-optimization/20115
1562 * tree-optimize.c (init_tree_optimization_passes): Remove
1563 pass_maybe_create_global_var.
1564 * tree-pass.h (pass_maybe_create_global_var): Remove.
1565 * tree-ssa-alias.c (aliases_computed_p): Declare.
1566 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1567 (count_calls_and_maybe_create_global_var): Remove.
1568 (pass_maybe_create_global_var): Remove.
1569 (init_alias_info): Do not declare aliases_computed_p.
1570 (maybe_create_global_var): If the function contains no
1571 call-clobbered variables and a mix of pure/const and regular
1572 function calls, create .GLOBAL_VAR.
1573 Mark all call-clobbered variables for renaming.
1574 (merge_pointed_to_info): Update comment.
1575 (add_pointed_to_var): Likewise.
1576 (is_escape_site): Likewise.
1577 Accept struct alias_info * instead of size_t *.
1579 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1581 * tree-ssa-operands.c (get_call_expr_operands): If
1582 ALIASES_COMPUTED_P is false, do not add call-clobbering
1584 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1585 (delete_tree_ssa): Likewise.
1587 2005-02-22 James E Wilson <wilson@specifixinc.com>
1589 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1590 (do_compile): Do call it here.
1592 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1594 PR rtl-optimization/20017.
1595 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1596 rest_of_handle_cse2, rest_of_handle_gcse): Call
1597 delete_dead_jumptables immediately before calling cleanup_cfg.
1599 2005-02-22 Devang Patel <dpatel@apple.com>
1602 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1605 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1607 * config/rs6000/aix.h (WINT_TYPE): Define.
1609 2005-02-22 Stan Shebs <shebs@apple.com>
1611 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1612 natural alignment for 64-bit Darwin.
1613 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1615 * doc/invoke.texi: Document this.
1617 2005-02-22 DJ Delorie <dj@redhat.com>
1619 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1620 to make_[un]signed_type, not the mode itself.
1622 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1624 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1625 not available. Use tail calls wherever possible.
1626 (make_edge): Call unchecked_make_edge to create an edge.
1628 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1629 (coalesce_ssa_name): Don't check for
1630 SSANORM_USE_COALESCE_LIST.
1631 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1633 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1635 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1636 (rewrite_into_ssa): ... here.
1638 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1640 PR tree-optimization/19786
1641 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1642 tag to another's may-alias bitmap when adding to the other's list.
1644 2005-02-21 DJ Delorie <dj@redhat.com>
1646 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1647 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1648 registers in unsupported ways.
1649 * expmed.c (init_expmed): Likewise.
1651 2005-02-21 Stan Cox <scox@redhat.com>
1653 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1655 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1657 * tree-cfg.c (fold_cond_expr_cond): New.
1658 (make_edges): Call fold_cond_expr_cond.
1659 (find_taken_edge): Accept nothing but INTEGER_CST.
1660 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1662 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1664 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1665 that do not belong to any basic block.
1667 2005-02-21 Jeff Law <law@redhat.com>
1669 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1672 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1674 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1675 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1676 Adjust their definitions.
1677 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1678 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1680 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1681 genautomata.c, langhooks.c, langhooks.h, system.h,
1682 config/arm/lib1funcs.asm: Update copyright.
1684 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1686 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1688 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1691 * doc/install.texi: Document --with-gc.
1693 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1695 * simplify-rtx.c (simplify_unary_operation): Add a missing
1698 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1700 PR tree-optimization/18663
1701 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1702 if the type has variable bounds.
1704 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1706 * gcse.c: Remove an obsolete comment.
1708 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1710 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1712 * doc/extend.texi (Function Attributes) <Attribute const>: The
1713 attribute "pure" is below this text, not above.
1715 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1717 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1718 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1719 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1721 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1724 * langhooks.h (struct lang_hooks): Add to_target_charset.
1725 * langhooks.c (lhd_to_target_charset): New function.
1726 * langhooks-def.h: Declare lhd_to_target_charset.
1727 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1728 (LANG_HOOKS_INITIALIZER): Update.
1729 * c-common.c (c_common_to_target_charset): New function.
1730 * c-common.h: Declare it.
1731 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1732 c_common_to_target_charset.
1734 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1735 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1737 * system.h: Poison them.
1738 * doc/tm.texi: Don't discuss them.
1739 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1740 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1741 (pp_c_char): Do not attempt to generate letter escapes for
1743 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1744 * config/mips/mips.c (mips_output_ascii): Likewise.
1746 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1748 PR tree-optimization/19951
1749 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1752 2005-02-19 Steven Bosscher <stevenb@suse.de>
1755 * function.h (struct function): New field `max_loop_depth'.
1756 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1757 (flow_loops_find): Reset the max loop depth count before finding loops.
1758 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1759 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1760 (calculate_global_regs_live): Make sure the loop will terminate
1761 when the initial sets are not empty.
1763 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1765 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1767 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1769 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1772 * doc/invoke.texi: Remove documentation of %M spec.
1774 (init_spec): Remove %M suffix from -lgcc_s.
1775 (do_spec_1): Remove 'M' case.
1776 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1777 to put shared libraries in the multilib directory. Remove the
1778 shlib_so_soname substitution variable. Don't add a multilib encoding
1779 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1780 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1781 SHLIB_INSTALL as well as SHLIB_LINK.
1782 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1783 (SHLIB_NAME): Delete.
1784 (SHLIB_DIR): New macro.
1785 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1786 (SHLIB_INSTALL): Adjust accordingly.
1787 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1788 * config/t-slibgcc-sld: Likewise.
1789 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1790 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1791 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1793 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1794 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1795 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1796 Use @shlib_base_name@ instead of @shlib_so_name@.
1797 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1798 and @shlib_base_name@.so in @multilib_dir@.
1799 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1800 to the install path.
1801 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1802 (SHLIB_LINK): Remove previous workaround.
1803 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1804 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1805 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1807 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1808 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1809 (SHLIB_INSTALL): Adjust accordingly.
1810 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1811 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1812 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1813 config/t-slibgcc-elf-ver.
1815 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1816 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/19828
1819 * tree-ssa-loop-im.c: Add a TODO comment.
1820 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1821 without side-effects.
1823 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1825 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1828 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1830 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1831 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1832 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1834 (ia64_reorg): Delete fixup_errata call.
1835 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1836 (TARGET_SWITCHES): Delete -mb-step entry.
1838 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1841 * c-typeck.c (composite_type): Handle quals in transparent unions.
1842 (type_lists_compatible_p): Likewise.
1844 2005-02-18 Stan Shebs <shebs@apple.com>
1846 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1847 expressions in the .literal8 section.
1849 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1851 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1853 2005-02-18 Roger Sayle <roger@eyesopen.com>
1855 * fold-const.c (constant_boolean_node): Always create values of the
1856 specified type, don't bother calling truthvalue_conversion.
1858 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1860 * except.c (output_function_exception_table): Call
1861 assemble_external_libcall (eh_personality_libfunc).
1863 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1866 * config/ia64/ia64.h (struct machine_function): Add state_num.
1867 * config/ia64/ia64.c (process_epilogue,
1868 process_for_unwind_directive): Use new unwind state numbers each
1869 time rather than state 1.
1871 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1874 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1875 before the "*llgt_didi" pattern.
1877 2005-02-18 Jason Merrill <jason@redhat.com>
1879 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1881 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1883 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1884 (div0): Use it in place of ARM_FUNC_ALIAS.
1885 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1887 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1890 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1891 access, the lower bound of the array type if it exists.
1893 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1896 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1897 cases that are out-of-range for the index type.
1899 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1901 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1902 (estimate_case_costs): Don't call convert.
1903 * expmed.c (expand_shift): Likewise.
1904 (make_tree): Call fold_convert instead of convert.
1906 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1909 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1910 that ref to be marked MEM_READONLY_P doesn't have base that needs
1913 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1915 * genautomata.c (output_get_cpu_unit_code_func,
1916 output_cpu_unit_reservation_p): Don't generate old-style function
1919 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1922 PR tree-optimization/20009
1923 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1925 PR tree-optimization/18947
1926 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1927 inline, remove all nodes that are inlined into the extern inline
1930 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1932 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1933 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1934 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1935 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1938 2005-02-17 Roger Sayle <roger@eyesopen.com>
1940 PR tree-optimization/19917
1941 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1942 to be potentially trapping.
1944 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1946 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1948 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1950 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1951 tem becomes a local variable which is set to the value of the
1952 back end defined INITIAL_FRAME_ADDRESS macro.
1953 (expand_builtin_frame_address): Omit the base parameter to
1954 expand_builtin_return_addr.
1955 (expand_builtin_profile_func): Likewise.
1956 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1957 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1958 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1960 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1962 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1963 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1964 * config/frv/frv.c (frv_function_epilogue): Likewise.
1966 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1968 * lambda-code (perfect_nestify): Remove mark/unmark
1970 * tree-loop-linear.c (linear_transform_loops): Add
1971 rewrite_into_ssa call so that ssa is correct for
1972 rewriting into loop closed.
1974 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1976 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1977 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1979 * bt-load.c (btr_def_live_range, combine_btr_defs,
1980 migrate_btr_def, migrate_btr_defs): Likewise.
1981 * cfgcleanup.c (thread_jump): Likewise.
1982 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1983 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1984 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1985 df_rd_local_compute, df_reg_info_compute): Likewise.
1986 * dominance.c (init_dom_info, free_dom_info): Likewise.
1987 * flow.c (init_propagate_block_info,
1988 free_propagate_block_info): Likewise.
1989 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1990 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1991 modify_reg_pav): Likewise.
1992 * loop-invariant.c (find_defs, find_invariant_insn,
1993 find_invariants, free_inv_motion_data): Likewise.
1994 * predict.c (tree_predict_by_opcode,
1995 estimate_bb_frequencies): Likewise.
1996 * stmt.c (expand_case): Likewise.
1997 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1998 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1999 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2000 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2001 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2002 rewrite_ssa_into_ssa): Likewise.
2003 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2004 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2005 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2006 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2007 * tree-sra.c (tree_sra): Likewise.
2008 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2009 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2010 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2011 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2012 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2013 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2015 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2016 calculate_live_on_entry, calculate_live_on_exit,
2017 build_tree_conflict_graph): Likewise.
2018 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2019 record_important_candidates, set_use_iv_cost, find_depends,
2020 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2021 tree_ssa_iv_optimize_finalize): Likewise.
2022 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2023 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2024 tree_duplicate_loop_to_header_edge): Likewise.
2025 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2026 * tree-ssa.c (verify_flow_insensitive_alias_info,
2027 verify_name_tags, verify_ssa, init_tree_ssa,
2028 delete_tree_ssa): Likewise.
2029 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2030 fini_ssanames): Likewise.
2031 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2033 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2035 * config/rs6000/t-rtems: Completely reworked.
2037 2005-02-17 Ira Rosen <irar@il.ibm.com>
2039 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2041 2005-02-17 Ira Rosen <irar@il.ibm.com>
2043 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2044 POINTER_TYPE_P when checking that type is a pointer.
2045 (vect_get_memtag): Remove.
2046 (vect_address_analysis): Use POINTER_TYPE_P. Call
2047 vect_object_analysis with dummy parameter for memtag.
2048 (vect_object_analysis): Extract memtag (functionality that
2049 used to be in vect_get_memtag and moved here). Fix printings.
2050 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2051 with correct parameters. Remove call to vect_get_memtag.
2053 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2055 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2056 (tree-vectorizer.o): Added missing dependencies.
2058 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2060 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2061 declaration in tree-vectorizer.c, now has an extern declaration in
2063 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2064 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2065 get_vectype_for_scalar_type, vect_is_simple_use,
2066 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2067 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2068 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2069 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2070 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2071 find_loop_location): Likewise.
2073 * tree-vectorizer.c (langhooks.h): #include removed.
2074 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2075 moved to tree-vectorized.h.
2076 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2077 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2078 get_vectype_for_scalar_type, vect_is_simple_use,
2079 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2080 vect_supportable_dr_alignment, new_loop_vec_info,
2081 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2082 vect_set_verbosity_level, find_loop_location): Likewise.
2084 (vect_analyze_loop): Function externalized. Declaration moved to
2085 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2086 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2087 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2088 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2089 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2090 vect_enhance_data_refs_alignment, vect_analyze_operations,
2091 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2092 vect_stmt_relevant_p, vect_get_loop_niters,
2093 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2094 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2095 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2096 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2097 vect_get_memtag): Likewise.
2099 (vectorizable_load): Function externalized. Declaration moved to
2100 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2101 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2102 vect_transform_loop): Likewise.
2103 (vect_transform_stmt): Moved to tree-vect-transform.c.
2104 (vect_align_data_ref, vect_create_destination_var,
2105 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2106 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2107 vect_get_vec_def_for_operand, vect_init_vector,
2108 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2109 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2110 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2111 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2112 vect_do_peeling_for_loop_bound): Likewise.
2114 * tree-vect-analyze.c: New file.
2115 * tree-vect-transform.c: New file.
2117 2005-02-17 Jason Merrill <jason@redhat.com>
2119 PR mudflap/19319, c++/19317
2120 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2123 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2125 * doc/install.texi (Specific): Update link for Darwin-specific
2128 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2130 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2131 constant_boolean_node.
2133 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2136 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2137 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2139 2005-02-16 Richard Henderson <rth@redhat.com>
2142 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2144 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2145 replace uses with Wtype_MAXp1_F.
2146 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2147 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2148 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2149 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2150 and HAVE_TFMODE as appropriate.
2151 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2152 (__floatdisf): Likewise.
2153 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2154 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2155 (Wtype_MAXp1_F): New.
2156 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2157 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2159 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2162 * arm.c (arm_apply_result_size): New function.
2163 * arm.h (APPLY_RESULT_SIZE): Define.
2164 * arm-protos.h (arm_apply_result_size): Add prototype.
2165 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2166 (movxf): New expand.
2167 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2168 (call_value_symbol): Remove predicate for operand 0.
2169 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2170 (untyped_call): Rework to correclty return values for any type.
2171 (untyped_return): New expand.
2172 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2174 2005-02-16 Stan Shebs <shebs@apple.com>
2176 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2177 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2179 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2181 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2182 configure settings on Solaris 7 and later.
2184 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2186 PR tree-optimization/19865
2187 * tree-optimize.c (init_tree_optimization_passes): Run
2188 pass_may_alias after pass_sra.
2190 2005-02-16 Richard Henderson <rth@redhat.com>
2191 Stuart Hastings <stuart@apple.com>
2194 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2195 Do nothing if debug info suppressed for this function.
2196 (dbxout_begin_function): Early exit if debug info suppressed for
2199 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2202 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2204 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2206 PR tree-optimization/19967
2207 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2208 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2209 argument TYPE. Adjust calls to fold_builtin_XXX.
2210 (expand_builtin, fold_builtin_1): Adjust calls to
2212 (fold_builtin_strchr, fold_builtin_strpbrk,
2213 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2214 result to a requested type TYPE.
2216 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2219 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2220 (T)x & (T)cst if (T)cst overflows.
2221 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2222 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2224 2005-02-15 Jeff Law <law@redhat.com>
2226 * gcse.c (blocks_with_calls): New bitmap.
2227 (alloc_gcse_mem): Allocate it.
2228 (free_gcse_mem): Free it.
2229 (clear_modifY_mem_tables): Clear it.
2230 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2231 when we encounter CALL_INSNs.
2232 (compute_transp, case MEM): Handle blocks with calls separate
2233 from blocks without calls. Use bitmap iterators rather than
2236 2005-02-15 Peter O'Gorman <peter@pogma.com>
2239 * mklibgcc.in (vis_hide): Use a temporary object file, not
2242 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2245 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2246 access optimization.
2248 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2249 Alan Modra <amodra@bigpond.net.au>
2252 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2253 (_xlqsub): Rename to __gcc_qsub.
2254 (_xlqmul): Rename to __gcc_qmul.
2255 (_xlqdiv): Rename to __gcc_qdiv.
2256 Provide versioned symbol aliases with old names.
2257 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2258 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2259 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2260 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2261 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2263 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2265 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2266 Fold ~(A - 1) and ~(A + -1) to -A.
2268 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2272 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2273 config/pa/pa-host.c:pa_gt_pch_use_address.
2275 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2277 * tree-vn.c (get_value_handle): Make sure that given an
2278 is_gimple_min_invariant expression, we always return it.
2280 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2282 * passes.c (rest_of_handle_gcse): Fix a comment.
2284 2005-02-15 Jeff Law <law@redhat.com>
2286 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2288 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2289 (canon_list_insert, record_last_mem_set_info): Similarly.
2290 (clear_modify_mem_tables): Similarly.
2292 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2294 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2295 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2296 config/mips/mips.md, config/rs6000/aix.h,
2297 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2299 2005-02-15 Richard Henderson <rth@redhat.com>
2301 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2302 call to be best_edge.
2304 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2306 * basic-block.h: Adjust the prototype for find_basic_blocks.
2307 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2308 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2311 * flow.c (recompute_reg_usage): Remove all arguments.
2312 * passes.c (rest_of_compilation): Adjust the call to
2313 recompute_reg_usage.
2314 * rtl.h: Adjust the prototype for recompute_reg_usage.
2316 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2318 * tree-dump.c (dump_files): Update to reflect new member
2320 (dump_register): Add new argument.
2322 (dump_switch_p_1): Check against glob name if doglob was passed.
2323 (dump_switch_p): Check against regular first, then glob if
2324 we didn't have any hits on the dump name.
2325 * tree-optimize.c (register_one_dump_file):
2326 Pass in glob name as well.
2327 * tree-pass.h (struct dump_file_info): Add glob
2330 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2332 PR preprocessor/16323
2333 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2335 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2338 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2339 (trunctfdf2_internal1): New.
2340 (trunctfdf2_internal2): Renamed from trunctfdf2.
2342 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2344 PR tree-optimization/19853
2345 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2347 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2349 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2350 delete_dead_jumptables and cleanup_cfg.
2352 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2354 * reload.c (find_reloads): Swap address_reloaded flags when
2355 swapping commutative operands.
2357 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2359 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2360 Use standard_iv_increment_position for computing the bsi position
2362 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2365 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2368 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2369 life range of hard registers.
2370 * value-prof.c (insn_prefetch_values_to_profile): Only
2373 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2374 profile in libcalls.
2376 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2378 * bitmap.h (bitmap_and_compl_into): Return bool.
2379 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2381 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2383 PR tree-optimization/19944
2384 * fold-const.c (fold): Re-add ABS_EXPR folding.
2386 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2389 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2390 {TARGET,MASK}_XL_COMPAT.
2391 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2393 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2394 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2396 (rs6000_arg_partial_bytes): Same.
2397 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2398 and XL compatibility enabled.
2399 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2400 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2401 test to final condition.
2402 (cmptf_internal2): New.
2403 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2404 xl-compat. Add TFmode information to description.
2406 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2408 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2410 2005-02-13 Jason Merrill <jason@redhat.com>
2413 * fold-const.c (fold_indirect_ref_1): Split out from...
2414 (build_fold_indirect_ref): Here.
2415 (fold_indirect_ref): New fn.
2416 * tree.h: Declare it.
2417 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2418 (gimplify_modify_expr_rhs): Likewise.
2419 (gimplify_expr): Likewise.
2421 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2423 PR tree-optimization/14303
2424 PR tree-optimization/15784
2425 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2426 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2427 ABS_EXPR<x> != 0 to x != 0.
2429 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2431 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2432 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2433 spelling conventions.
2435 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2436 delete_trivially_dead_insns too many times.
2438 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2441 2005-02-12 Ira Rosen <irar@il.ibm.com>
2443 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2444 (vect_is_simple_iv_evolution): Remove redundant parameter
2446 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2447 without last parameter.
2448 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2449 Return pointer step. Call vect_is_simple_iv_evolution without
2450 last parameter. Check only that the step is multiple of size
2451 type. Remove stmt_vinfo updates.
2452 (vect_get_memtag_and_dr): Remove.
2453 (vect_get_memtag): New function.
2454 (vect_address_analysis): New function.
2455 (vect_object_analysis): New function.
2456 (vect_analyze_data_refs): Call vect_object_analysis and
2457 vect_get_memtag. Update stmt_vinfo fields.
2459 2005-02-12 Ira Rosen <irar@il.ibm.com>
2461 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2462 exist and are objects. Remove checks for pointer.
2463 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2464 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2465 (vect_create_data_ref_ptr): Likewise.
2466 (vect_base_addr_differ_p): New function.
2467 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2468 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2469 Don't set the DR_BASE_NAME field of data-ref.
2470 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2472 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2474 * optabs.h (enum optab_index): Add new OTI_ldexp.
2475 (ldexp_optab): Define corresponding macro.
2476 * optabs.c (init_optabs): Initialize ldexp_optab.
2477 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2479 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2481 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2482 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2484 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2485 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2488 2005-02-12 Ira Rosen <irar@il.ibm.com>
2490 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2492 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2494 (vect_get_base_and_offset): Always return an address.
2495 (vect_create_addr_base_for_vector_ref): Remove treatment for
2496 different data reference types.
2497 (vect_compute_data_ref_alignment): Rename base to base_address in
2498 stmt_vec_info. Get the object in order to force its alignment.
2499 (vect_get_memtag_and_dr): Rename base to base_address in
2500 stmt_vec_info. Extract the object for memtag analysis.
2502 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2504 PR regression/19898.
2505 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2506 changes cc_status, use apply modified_in_p to part of cc_status
2507 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2510 2005-02-11 Richard Henderson <rth@redhat.com>
2512 * tree-complex.c (expand_complex_libcall): New.
2513 (expand_complex_multiplication): Use it for c99 compliance.
2514 (expand_complex_division): Likewise.
2515 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2517 * builtins.c (built_in_names): Remove const.
2518 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2520 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2521 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2522 (built_in_names): Remove const.
2523 * c-common.c (c_common_type_for_mode): Handle complex modes.
2524 * flags.h, toplev.c (flag_complex_method): Rename from
2525 flag_complex_divide_method.
2526 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2527 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2528 * libgcc2.h: Declare them.
2529 * libgcc-std.ver: Export them.
2530 * mklibgcc.in (lib2funcs): Build them.
2532 2005-02-11 Steven Bosscher <stevenb@suse.de>
2534 PR tree-optimization/19876
2535 Partially revert my change from 2005-01-14
2536 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2537 (compute_antic): ...and remove the loop here.
2539 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2542 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2543 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2545 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2546 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2548 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2550 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2551 offsets for the big-endian 32-bit case.
2553 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2555 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2557 2005-02-11 Dale Johannesen <dalej@apple.com>
2559 * cselib.c (cselib_process_insn): Clear out regs where
2560 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2561 * reload.c (find_equiv_reg): Ditto.
2563 2005-02-11 Ian Lance Taylor <ian@airs.com>
2565 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2568 * tree.c (build_function_type_list): Work correctly if there are
2571 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2573 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2574 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2575 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2576 TARGET_ZARCH instead of TARGET_64BIT.
2578 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2580 * config/rs6000/t-rtems:
2581 (MULTILIB_OPTIONS): Remove mcpu=602.
2582 (MUTLILIB_DIRNAMES): Remove m602.
2583 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2584 Let mcpu=602 match mcpu=603.
2585 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2587 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2589 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2592 2005-02-10 David Daney <ddaney@avtrex.com>
2594 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2595 * config/i386/linux-unwind.h: Likewise.
2596 * config/ia64/linux-unwind.h: Likewise.
2597 * config/mips/linux-unwind.h: Likewise.
2598 * config/pa/linux-unwind.h: Likewise.
2599 * config/rs6000/linux-unwind.h: Likewise.
2600 * config/s390/linux-unwind.h: Likewise.
2601 * config/sh/linux-unwind.h: Likewise.
2602 * config/sparc/linux-unwind.h: Likewise.
2604 2005-02-10 Steven Bosscher <stevenb@suse.de>
2606 PR tree-optimization/17549
2607 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2608 TER to replace a DEF with its expression if the DEF and the
2609 rhs of the expression we replace into have the same root
2612 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2614 * config/mips/mips.md: Fix the placement of the match_scratch in the
2617 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2619 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2622 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2624 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2625 (strip_offset): Handle addresses.
2626 (add_address_candidates): Use strip_offset.
2627 (difference_cost): Reflect strip_offset change.
2628 (force_var_cost, difference_cost): Strip nops.
2630 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2632 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2634 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2635 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2636 config/cris/cris-protos.h, config/cris/cris.c: Update
2639 2005-02-10 Jeff Law <law@redhat.com>
2641 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2642 (lookup_avail_expr): Similarly.
2644 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2646 * builtins.c (fold_builtin_powi): New function.
2647 (fold_builtin_1): Call it.
2649 2005-02-10 Steven Bosscher <stevenb@suse.de>
2651 PR documentation/19309
2652 * doc/cpp.texi: The __GNUC__ and related predefined macros
2653 are also defined for the "standalone" cpp.
2654 Some non-GCC compilers may also define __GNUC__.
2656 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2659 * c-typeck.c (common_type): New routine. Old common_type renamed
2661 (c_common_type): ...this.
2662 (build_conditional_expr, build_binary_op): Use c_common_type instead
2665 2005-02-10 Steven Bosscher <stevenb@suse.de>
2667 * doc/md.texi: Replace @samp{length} with @code{length}.
2669 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2671 PR tree-optimization/18687
2672 * tree-flow.h (find_loop_niter): Declare.
2673 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2674 Try using scev even for loops with more than one exit.
2675 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2676 (struct ivopts_data): Added niters field.
2677 (struct nfe_cache_elt): New.
2678 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2680 (tree_ssa_iv_optimize_init): Initialize niters cache.
2681 (determine_number_of_iterations): Removed.
2682 (find_induction_variables): Do not call determine_number_of_iterations.
2683 Access niters for single exit through niter_for_single_dom_exit.
2684 (add_iv_outer_candidates): Access niters for single exit through
2685 niter_for_single_dom_exit.
2686 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2687 number_of_iterations_cond.
2688 (iv_period): New function.
2689 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2690 (may_replace_final_value): Take data argument. Use
2691 niter_for_single_dom_exit.
2692 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2693 (rewrite_use_compare): Pass data to may_eliminate_iv.
2694 (rewrite_use_outer): Pass data to may_replace_final_value.
2695 (free_loop_data): Clean up the niters cache.
2696 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2697 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2698 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2699 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2700 (num_ending_zeros): Moved to tree.c.
2701 * tree.h (num_ending_zeros): Declare.
2702 * tree.c (num_ending_zeros): Moved from tree.c.
2704 2005-02-09 Richard Henderson <rth@redhat.com>
2706 * builtins.c (DEF_BUILTIN): Add COND argument.
2707 * tree.h (DEF_BUILTIN): Likewise.
2708 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2709 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2711 (DEF_BUILTIN_STUB): New.
2712 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2713 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2714 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2715 * c-common.c (DEF_BUILTIN): Add COND argument.
2716 * tree.c (local_define_builtin): New.
2717 (build_common_builtin_nodes): New.
2719 2005-02-09 Roger Sayle <roger@eyesopen.com>
2721 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2722 floating point expression ignoring the sign of the result.
2723 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2724 (fold) <MULT_EXPR>: Use it to simplify x*x.
2725 * tree.h (fold_strip_sign_ops): Prototype here.
2726 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2727 argument. Use fold_strip_sign_ops to simplify the first argument.
2728 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2729 first argument when the second argument is an even integer
2730 constant, but only with -funsafe_math_optimizations.
2731 (fold_builtin_1): Update call to fold_builtin_copysign.
2733 2005-02-09 Ian Lance Taylor <ian@airs.com>
2736 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2737 just check whether EH_FILTER_FAILURE falls through.
2739 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2741 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2742 insns return to ready list in the next turn.
2744 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2747 * builtins.def: New __builtin_powi[lf].
2748 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2749 (expand_builtin_powi): New function.
2750 (expand_builtin): Dispatch to expand_builtin_powi.
2751 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2752 * libgcc2.c: Add __builtin_powi[lf] implementation.
2753 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2754 * optabs.h: Add powi_optab.
2755 * optabs.c (init_optabs): Initialize powi_optab.
2756 * doc/extend.texi: Document __builtin_powi[lf].
2758 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2760 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2763 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2766 * fold-const.c (try_move_mult_to_index): Remove redundant
2767 type argument. Create ADDR_EXPR with correct type.
2768 (fold): Update callers of try_move_mult_to_index. Convert
2769 result to the appropriate type.
2771 2005-02-09 Roger Sayle <roger@eyesopen.com>
2774 * config/avr/avr.c (default_rtx_costs): Delete.
2775 (avr_operand_rtx_cost): New function.
2776 (avr_rtx_costs): Completely rewrite.
2778 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2781 * config/cris/cris.c (in_code): New variable.
2782 (cris_output_addr_const): Now a static function, a wrapper for
2784 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2785 case from old cris_output_addr_const.
2786 (cris_asm_output_label_ref): Similar for LABEL_REF.
2787 (cris_output_addr_const_extra): Similar for UNSPEC.
2788 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2789 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2790 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2792 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2793 (cris_asm_output_label_ref): Declare.
2795 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2797 PR preprocessor/19801
2798 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2799 filenames that changed when libcpp was moved to the toplevel.
2801 2005-02-07 Roger Sayle <roger@eyesopen.com>
2803 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2804 zero extensions of BImode operands. Call lowpart_subreg instead
2805 of gen_lowpart_common and gen_lowpart_SUBREG.
2807 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2810 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2811 * configure.ac: Set cc_for_cross_gnattools.
2812 * configure: Regenerate.
2814 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2817 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2819 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2822 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2823 of nested functions.
2825 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2827 * doc/extend.texi: Document deprecated extensions allowing
2828 static floating-point members to have initializers and allowing
2829 floating-point literals in integral constant expressions.
2831 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2833 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2834 config/darwin7.h, config/mips/mips.c,
2835 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2838 * cse.c: Update comments.
2840 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2843 * builtins.c (fold_builtin_sqrt): Transform
2844 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2847 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2848 Dorit Naishlos <dorit@il.ibm.com>
2850 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2851 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2852 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2854 * tree.h (vect_set_verbosity_level): New extern function declaration
2856 * tree-vectorizer.h (verbosity_levels): New enum type.
2857 * tree-vectorizer.c (vect_debug_stats): Function removed.
2858 (vect_debug_details): Likewise.
2859 (vect_verbosity_level): Global variable was defined and initialized.
2860 (vect_dump): Global variable definition.
2861 (vect_print_dump_info): New function.
2862 (vect_set_dump_settings): New function.
2863 (vect_set_verbosity_level): New function.
2864 (vectorize_loops): Add call to vect_set_dump_settings.
2866 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2867 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2868 (slpeel_tree_peel_loop_to_edge): Likewise.
2870 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2871 appropriate verbosity level instead of call to vect_debug_details
2872 or vect_debug_stats.
2873 (vect_get_base_and_offset):
2874 (vect_create_addr_base_for_vector_ref):
2875 (get_vectype_for_scalar_type):
2876 (vect_create_data_ref_ptr):
2878 (vect_get_vec_def_for_operand):
2879 (vect_finish_stmt_generation):
2880 (vectorizable_assignment):
2881 (vectorizable_operation):
2882 (vectorizable_store):
2883 (vectorizable_load):
2884 (vect_transform_stmt):
2885 (vect_update_ivs_after_vectorizer):
2886 (vect_do_peeling_for_loop_bound):
2887 (vect_update_inits_of_drs):
2888 (vect_do_peeling_for_alignment):
2889 (vect_transform_loop):
2890 (vect_is_simple_use):
2891 (vect_analyze_operations):
2892 (vect_is_simple_iv_evolution):
2893 (vect_analyze_scalar_cycles):
2894 (vect_analyze_data_ref_dependence):
2895 (vect_analyze_data_ref_dependences):
2896 (vect_compute_data_ref_alignment):
2897 (vect_enhance_data_refs_alignment):
2898 (vect_analyze_data_refs_alignment):
2899 (vect_analyze_data_ref_access):
2900 (vect_analyze_data_ref_accesses):
2901 (vect_analyze_pointer_ref_access):
2902 (vect_get_memtag_and_dr):
2903 (vect_analyze_data_refs):
2904 (vect_mark_relevant):
2905 (vect_stmt_relevant_p):
2906 (vect_mark_stmts_to_be_vectorized):
2907 (vect_can_advance_ivs_p):
2908 (vect_get_loop_niters):
2909 (vect_analyze_loop_form):
2910 (vect_analyze_loop):
2911 (vectorize_loops): Likewise.
2913 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2914 (vect_update_inits_of_drs):
2915 (vect_do_peeling_for_alignment):
2916 (vect_transform_loop):
2917 (vect_analyze_operations):
2918 (vect_analyze_scalar_cycles):
2919 (vect_analyze_data_ref_dependences):
2920 (vect_analyze_data_refs_alignment):
2921 (vect_analyze_data_ref_accesses):
2922 (vect_analyze_data_refs):
2923 (vect_mark_stmts_to_be_vectorized):
2924 (vect_get_loop_niters):
2925 (vect_analyze_loop_form):
2926 (vect_analyze_loop): Likewise.
2927 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2929 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2933 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2934 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2935 either -ffast-math or -funsafe-math-optimizations is in use.
2937 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2938 * config/mips/irix-csr.c: New file.
2939 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2940 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2941 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2944 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2946 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2947 redundant, incorrect definitions.
2949 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2951 ("*tls_indirect_call"): New, reference hard regs directly.
2952 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2954 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2956 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2957 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2959 2005-02-06 Roger Sayle <roger@eyesopen.com>
2961 PR rtl-optimization/19800
2962 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2963 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2966 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2968 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2970 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2973 * doc/invoke.texi: Correct documentation of -freorder-functions.
2975 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2978 * doc/invoke.texi: Don't mention gccbug.
2980 2005-02-06 Roger Sayle <roger@eyesopen.com>
2981 Andrew Pinski <pinskia@physics.uc.edu>
2982 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2984 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2985 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2986 into just (zero_extract:SI FOO (const_int 1) BAR).
2988 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2990 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2991 macro locally. Don't give last revision date. Use GCC version
2992 number from gcc-common.texi.
2993 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2994 revision date. Use GCC version number from gcc-common.texi.
2995 Describe being a library as current state rather than as 3.x
2997 * doc/gcc.texi: Remove last update date.
2998 * doc/gccint.texi: Likewise. Update copyright dates.
2999 * doc/install.texi: Update copyright dates.
3001 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3004 * doc/invoke.texi: Mention for each option included in -Wall that
3005 it is included in -Wall.
3006 * doc/gcc.texi: Update copyright and last modification date.
3008 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3010 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3011 unnecessary cast to original induction variable increments.
3013 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3015 PR tree-optimization/18219
3016 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3017 in distributed form.
3019 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3021 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3022 Set bitpos and offset later in the function. Do nothing if the
3023 target is a register and if the bitfield lies completely outside
3025 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3026 here. Return an uninitialised register if the source value is stored
3027 in a register and the bitfield lies completely outside that register.
3029 2005-02-06 Steven Bosscher <stevenb@suse.de>
3031 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3034 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3036 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3038 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3040 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3041 * config/darwin8.h: New.
3042 * config/darwin7.h: Update comment.
3044 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3045 Dorit Naishlos <dorit@il.ibm.com>
3047 * tree-vectorizer.h (LOC): New type.
3048 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3049 (loop_line_number): New field in struct _loop_vec_info.
3050 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3052 * tree-vectorizer.c (input.h): Included.
3053 (find_loop_location): New function.
3054 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3055 loop line number removed.
3056 (vect_debug_details): Likewise.
3057 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3059 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3060 call to vect_debug_details/stats changed from loop to loop_loc.
3061 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3062 (slpeel_tree_peel_loop_to_edge): Likewise.
3064 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3065 changed from NULL to UNKNOWN_LOC.
3066 (vect_get_base_and_offset):
3067 (vect_create_addr_base_for_vector_ref):
3068 (get_vectype_for_scalar_type):
3069 (vect_create_data_ref_ptr):
3071 (vect_get_vec_def_for_operand):
3072 (vect_finish_stmt_generation):
3073 (vectorizable_assignment):
3074 (vectorizable_operation):
3075 (vectorizable_store):
3076 (vectorizable_load):
3077 (vect_transform_stmt):
3078 (vect_update_ivs_after_vectorizer):
3079 (vect_do_peeling_for_loop_bound):
3080 (vect_do_peeling_for_alignment):
3081 (vect_transform_loop):
3082 (vect_is_simple_use):
3083 (vect_analyze_operations):
3084 (vect_is_simple_iv_evolution):
3085 (vect_analyze_scalar_cycles):
3086 (vect_analyze_data_ref_dependences):
3087 (vect_compute_data_ref_alignment):
3088 (vect_enhance_data_refs_alignment):
3089 (vect_analyze_data_ref_access):
3090 (vect_analyze_data_ref_accesses):
3091 (vect_analyze_pointer_ref_access):
3092 (vect_get_memtag_and_dr):
3093 (vect_analyze_data_refs):
3094 (vect_mark_relevant):
3095 (vect_stmt_relevant_p):
3096 (vect_mark_stmts_to_be_vectorized):
3097 (vect_can_advance_ivs_p):
3098 (vect_get_loop_niters):
3099 (vect_analyze_loop):
3100 (vectorize_loops): Likewise.
3102 (vectorizable_load): Argument in call to vect_debug_details/stats
3103 changed from loop to LOOP_LOC (loop_vinfo).
3104 (vect_transform_loop):
3105 (vect_analyze_operations):
3106 (vect_analyze_scalar_cycles):
3107 (vect_analyze_data_ref_dependence):
3108 (vect_enhance_data_refs_alignment):
3109 (vect_analyze_data_ref_accesses):
3110 (vect_analyze_pointer_ref_access):
3111 (vect_analyze_data_refs):
3112 (vect_analyze_loop): Likewise.
3114 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3115 changed from loop to loop_loc.
3117 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3119 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3120 Dorit Naishlos <dorit@il.ibm.com>
3122 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3124 (vect_analyze_data_ref_dependences): Likewise.
3126 (vect_is_simple_use): Argument changed from loop structure to
3127 loop_vect_info structure.
3128 (vect_can_advance_ivs_p): Likewise.
3129 (vect_create_index_for_vector_ref): Likewise.
3130 (vect_update_ivs_after_vectorizer): Likewise.
3131 (new_stmt_vec_info): Likewise.
3133 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3134 changed from loop to loop_vinfo.
3135 (vect_create_data_ref_ptr): First argument in call to
3136 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3137 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3138 was changed from loop to loop_vinfo.
3139 (vectorizable_operation): Likewise.
3140 (vectorizable_store): Likewise.
3141 (vect_mark_stmts_to_be_vectorized): Likewise.
3142 (vect_do_peeling_for_loop_bound): First argument in call to
3143 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3144 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3145 was changed from loop to loop_vinfo.
3146 (vect_analyze_data_ref_dependences): Third argument in call to
3147 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3149 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3150 (vect_create_data_ref_ptr): Likewise.
3151 (vect_init_vector): Likewise.
3152 (vect_get_vec_def_for_operand): Likewise.
3153 (vectorizable_assignment): Likewise.
3154 (vectorizable_operation): Likewise.
3155 (vectorizable_store): Likewise.
3156 (vectorizable_load): Likewise.
3157 (vect_update_ivs_after_vectorizer): Likewise.
3158 (vect_is_simple_use): Likewise.
3159 (vect_analyze_data_ref_dependence): Likewise.
3160 (vect_analyze_pointer_ref_access): Likewise.
3161 (vect_can_advance_ivs_p): Likewise.
3163 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3164 before _stmt_vec_info.
3165 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3166 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3167 (new_stmt_vec_info): Argument changed from loop structure to
3168 loop_vect_info structure
3170 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3171 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3172 (vect_create_addr_base_for_vector_ref): Likewise.
3173 (vect_analyze_pointer_ref_access): Likewise.
3175 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3178 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3179 phi flag if the phi is abnormal.
3181 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3184 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3185 information for the new statement.
3187 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3190 * gcc.c (main): Include the target in -v output.
3192 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3194 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3195 Do not drop the extend if we'd have to add a paradoxical subreg
3196 later. Include optabs.h and insn-codes.h.
3197 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3199 2005-02-02 Roger Sayle <roger@eyesopen.com>
3202 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3203 * fold-const.c (const_binop): Avoid constant folding floating
3204 point operations in modes that use composite representations.
3205 * simplify-rtx.c (simplify_binary_operation): Likewise.
3207 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3209 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3211 (altivec_dstt): Likewise.
3212 (altivec_dstst): Likewise.
3213 (altivec_dststt): Likewise.
3214 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3217 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3219 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3220 EXPR_LOCUS from orig_cond to the new cond_stmt.
3221 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3224 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3226 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3227 standard_iv_increment_position. Remove call to bsi_next
3228 (no need to bump the iterator anymore).
3229 (vect_create_index_for_vector_ref): Call
3230 standard_iv_increment_position. Remove second function argument.
3231 (vect_finish_stmt_generation): Remove call to bsi_next
3232 (no need to bump the iterator anymore).
3233 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3234 to vect_create_index_for_vector_ref.
3236 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3238 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3239 phis are used out of the loop.
3241 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3244 * c-decl.c (undef_nested_function): New variable.
3245 (pop_scope): Diagnose undefined nested functions.
3246 (finish_function): Don't attempt cgraph processing or genericizing
3247 if current top-level function contained an undefined nested
3248 function. Reset undef_nested_function at the end of a top-level
3251 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3253 * tree.c (build_int_cst_type): Take sign of the value into account
3254 when deciding whether sign extend the value.
3256 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3259 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3260 (cpp_options, cc1_options): Change %{std*&ansi} to
3261 %{std*&ansi&trigraphs}.
3263 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3265 * cse.c: Update comments.
3267 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3269 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3270 arguments go on the stack. Do not put complex doubles in odd/even
3273 2005-02-02 Steven Bosscher <stevenb@suse.de>
3275 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3276 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3277 -ftree-pre, and -fthread-jumps.
3279 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3281 PR tree-optimization/19578
3282 * tree-flow.h (modified_noreturn_calls): Declare.
3283 (noreturn_call_p): Declare.
3284 * tree-flow-inline.h (noreturn_call_p): New function.
3285 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3286 * tree-cfg.c (modified_noreturn_calls): New variable.
3287 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3288 that contain a mid-block noreturn call.
3289 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3291 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3293 * df.c (df_def_record_1, df_uses_record): Don't use
3295 * df.h (DF_FOR_REGALLOC): Remove.
3297 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3300 * c-typeck.c (really_start_incremental_init): Reset
3301 constructor_max_index for arrays of incomplete type.
3303 2005-02-02 Jeff Law <law@redhat.com>
3305 * gcse.c (struct reg_set): Store the block index where the register
3306 was set rather than the setting insn.
3307 (record_one_set, compute_transp): Corresponding changes.
3308 (pre_insert_copy_insn): Do not call replace_one_set.
3309 (replace_one_set): Remove.
3311 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3314 * doc/gcov.texi: Fix typo.
3316 2005-02-01 Richard Henderson <rth@redhat.com
3319 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3320 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3322 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3323 * config/i386/i386-protos.h: Update.
3325 2005-02-01 Steven Bosscher <stevenb@suse.de>
3327 PR tree-optimization/19217
3328 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3329 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3330 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3331 that it is walking a PHI node.
3333 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3335 * doc/extend.texi (Nested Functions): Update.
3337 2005-02-01 Richard Henderson <rth@redhat.com>
3340 * optabs.c (expand_copysign_absneg): Export.
3341 * optabs.h (expand_copysign_absneg): Declare.
3342 * config/rs6000/rs6000.md (copysigntf3): New.
3344 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3346 PR tree-optimization/19633
3347 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3348 * tree-ssa-alias.c (init_alias_info): Initialize.
3349 (merge_pointed_to_info): Set.
3350 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3351 (dump_points_to_info_for): Show value of pt_null.
3352 (struct count_ptr_d): Declare.
3353 (find_ptr_dereference): Remove.
3354 (ptr_is_dereferenced_by): Remove.
3355 (count_ptr_derefs): New local function.
3356 (count_uses_and_derefs): New local function.
3357 (compute_points_to_and_addr_escape): Call it. If the number
3358 of dereferences is greater than zero, mark the pointer as
3359 dereferenced. If there are fewer dereferences than uses of
3360 the pointer, the pointer's value escapes.
3362 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3364 PR tree-optimization/19670
3365 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3367 (verify_use): ... set it here, instead.
3369 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3371 * doc/sourcebuild.texi (Test directives): Fix formatting.
3373 * doc/sourcebuild.texi (Test directives): Describe selector
3376 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3378 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3379 specific 64-bit CPUs.
3381 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3384 * arm.c (arm_eliminable_register): New function.
3385 (adjacent_mem_locations): Don't allow eliminable registers. Use
3386 HOST_WIDE_INT for address offsets.
3387 * arm-protos.h (arm_eliminable_register): Add prototype.
3389 2005-02-01 Steven Bosscher <stevenb@suse.de>
3391 PR optimization/15242
3392 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3393 * basic-block.h (duplicate_computed_gotos): Add prototype.
3394 * bb-reorder.c (duplicate_computed_gotos): New function to
3395 duplicate sufficiently small blocks ending in a computed jump.
3396 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3397 if not optimizing for size.
3398 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3399 never do tail merging for blocks ending in a computed jump.
3400 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3402 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3404 Patch from Richard Sandiford <rsandifo@redhat.com>
3405 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3406 from inheriting a subreg equivalence with a non-spill register.
3408 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3410 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3412 * config/frv/frv.c (movcc_fp_destination_operand): New.
3413 (gpr_or_memory_operand): Fix typo in comment.
3414 (gpr_or_memory_operand_with_scratch): New.
3415 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3416 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3417 movcc_fp_destination_operand.
3418 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3419 Legitimize memory addresses using a scratch register.
3421 2005-01-31 Jeff Law <law@redhat.com>
3423 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3424 bitmap a sparse bitmap instead of a simple bitmap.
3425 (mark_def_sites_initialize_block): Corresponding changes.
3426 (ssa_mark_def_sites_initialize_block): Likewise.
3427 (ssa_mark_phi_uses): Likewise.
3428 (mark_def_site, ssa_mark_def_sites): Likewise.
3429 (mark_def_site_blocks): Likewise.
3430 (rewrite_ssa_into_ssa): Likewise.
3432 * tree-ssa-dom.c (record_cond): Pass correct variable type
3433 for last argument to htab_find_slot_with_hash.
3435 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3436 effects when optimizing 0 % X. Do not try to optimize X % 0.
3438 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3440 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3443 2005-02-01 Eric Christopher <echristo@redhat.com>
3445 * config/mips/mips.c (override_options): Warn if -mint64
3447 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3450 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3452 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3454 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3455 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3456 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3457 (cached_regno): Initialize to INVALID_REGNUM.
3458 (cse_reg_info_table_size,
3459 cse_reg_info_table_first_uninitialized,
3460 cse_reg_info_timestamp): New.
3461 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3463 (init_cse_reg_info, get_cse_reg_info_1): New.
3464 (get_cse_reg_info): Cache the last look-up.
3465 (new_basic_block): Update the code to clear mappings from
3466 registers to cse_reg_info entries.
3467 (cse_main): Call init_cse_reg_info.
3469 * cse.c (get_cse_reg_info): Update a comment.
3471 2005-01-31 Steven Bosscher <stevenb@suse.de>
3474 * c-decl.c (start_decl): Do not warn about arrays of elements with
3475 an incomplete type here.
3476 (grokdeclarator): Do it here by making a pedwarn an error.
3477 * c-typeck.c (push_init_level): If there were previous errors with
3478 the constructor type, do not warn about braces for initializers.
3479 (process_init_element): Likewise for excess initializer elements.
3481 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3483 * cse.c (delete_trivially_dead_insn): Don't iterate.
3485 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3487 * config/rs6000/rs6000.md (copysignsf3): New expand.
3488 (copysigndf3): Likewise.
3490 2005-01-31 Steven Bosscher <stevenb@suse.de>
3492 * recog.c (constrain_operands): Only look for earlyclobber operand
3493 conflicts if an '&' constraint was seen.
3495 2005-01-31 Marc Espie <espie@openbsd.org>
3497 * config.gcc: Don't include embedded systems fragment, switches default
3498 debugging format to ELF.
3499 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3500 longer pick it up there.
3502 2005-01-31 Dale Johannesen <dalej@apple.com>
3504 * doc/extend.texi (nested functions): Fix linkage description.
3505 Clarify that static is not allowed.
3507 2005-01-31 Dale Johannesen <dalej@apple.com>
3509 * config/rs6000/darwin.md (movsf_low_di): Make work.
3510 (movdf_low_di): Make work.
3512 2005-01-31 Dale Johannesen <dalej@apple.com>
3514 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3515 Make work for 64 bit.
3517 2005-01-31 Roger Sayle <roger@eyesopen.com>
3518 Dale Johannesen <dalej@apple.com>
3521 * fold-const.c (fold_binary_op_with_conditional_arg):
3522 Make types match original operands, before STRIP_NOPS.
3524 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3526 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3527 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3528 (struct gcc_sigcontext): Delete. Merge contents to..
3529 (struct gcc_ucontext): ..here.
3530 (get_sigcontext): Delete.
3531 (get_regs): New function, like get_sigcontext but return regs ptr.
3532 64-bit version finds regs from r1 to support vdso.
3533 (ppc_linux_aux_vector): New function.
3534 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3537 2005-01-31 Ira Rosen <irar@il.ibm.com>
3539 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3541 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3542 redundant fold. Fix misalignment for MINUS_EXPR.
3543 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3544 (vect_analyze_pointer_ref_access): Likewise.
3545 (vect_get_memtag_and_dr): Likewise.
3547 2005-01-31 Richard Henderson <rth@redhat.com>
3549 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3550 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3551 absnegdf2_i387, absnegxf2_i387): Likewise.
3553 2005-01-31 Richard Henderson <rth@redhat.com>
3556 * optabs.c (expand_copysign_absneg): New.
3557 (expand_copysign_bit): Split out from ...
3558 (expand_copysign): ... here. Use expand_copysign_absneg.
3560 2005-01-30 Roger Sayle <roger@eyesopen.com>
3563 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3564 constant as the second operand and a register as the third.
3566 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3569 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3570 that dllimport'd functions do not use all call-clobbered registers
3573 2005-01-30 Richard Henderson <rth@redhat.com>
3576 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3577 expand_abs_nojump and generalize. Use operand_subword and
3578 emit_no_conflict_block. Support large modes.
3579 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3581 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3582 negation to subtraction.
3583 (expand_copysign): Check that the format has signed zeros.
3584 Use operand_subword and emit_no_conflict_block. Support large modes.
3586 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3588 Fix PR tree-optimization/19624
3590 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3591 * tree-ssa-pre.c: Add cfgloop.h.
3593 (pre_stats): New member, constified.
3594 (inserted_exprs): New static variable.
3595 (NECESSARY): New macro.
3596 (create_expression_by_pieces): Fold the expression, and
3597 mark it as defaulting to not necessary. Also put in
3599 (fully_constant_expression): New function.
3600 (insert_into_preds_of_block): Modify to not insert phis when we
3601 are playing with induction variables.
3602 Push phis onto the inserted_exprs vector, and mark them as not
3603 necessary by default.
3604 (insert_aux): Call fully_constant_expression on eprime.
3605 If all edges produce the same value, mark it constant.
3606 (mark_operand_necessary): New function.
3607 (remove_dead_inserted_code): New function.
3608 (init_pre): Init loop optimizer to get loop info.
3609 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3610 (execute_pre): Commit edge inserts, then remove dead code.
3612 2005-01-30 Richard Henderson <rth@redhat.com>
3614 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3615 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3617 2005-01-30 Richard Henderson <rth@redhat.com>
3620 * config/i386/i386.c (ix86_expand_copysign): New.
3621 (ix86_split_copysign_const): New.
3622 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3623 rearrange op1/nmask operands.
3624 * config/i386/i386-protos.h: Update.
3625 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3626 (copysigndf3): Likewise.
3627 (copysignsf3_const, copysigndf3_const): New.
3628 (copysignsf3_var): Rename from copysignsf3, split out splitter
3629 and fix split predicate for X constraint.
3630 (copysigndf3_var): Similarly.
3632 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3634 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3635 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3636 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3638 2005-01-29 Richard Henderson <rth@redhat.com>
3641 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3642 of # and * in constraints.
3644 2005-01-29 Richard Henderson <rth@redhat.com>
3647 * expr.c (store_field): Don't strip sub-mode cast when the input
3648 data is even smaller.
3650 2005-01-29 Richard Henderson <rth@redhat.com>
3653 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3656 2005-01-29 Richard Henderson <rth@redhat.com>
3658 * combine.c (make_field_assignment): Fix argument order
3661 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3663 PR tree-optimization/15791
3664 * fold-const.c (extract_array_ref): New function.
3665 (fold): Fold comparisons between &a[i] and &a[j] or
3666 semantically equivalent trees.
3668 2005-01-29 Jeff Law <law@redhat.com>
3670 * gcse.c (insert_expr_in_table): Revamp handling of available
3671 and anticipatable occurrence lists to avoid unnecessary list
3673 (insert_set_in_table): Similarly.
3675 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3677 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3679 (c_build_qualified_type): Build qualified array types with
3680 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3681 * c-decl.c (c_make_fname_decl): Build unqualified array type
3682 before qualified type.
3683 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3684 type is qualified, not just if type itself is. Don't apply
3685 qualifiers to array type when declarator is processed. Apply
3686 qualifiers to field type whether or not it is an array type.
3687 Don't handle array types specially for applying qualifiers to
3689 * c-typeck.c (composite_type): Build unqualified element type and
3690 array type when forming composite of array types.
3691 (common_pointer_type, comptypes, comp_target_types,
3692 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3693 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3695 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3696 (args2) in variables a1 and a2.
3698 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3700 * cse.c (n_elements_made, max_elements_made): Remove.
3701 (insert): Don't touch n_elements_made.
3702 (cse_main): Don't touch n_elements_made or max_elements_made.
3704 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3707 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3708 configuration part of dp-bit.c to be lost.
3710 2005-01-28 Roger Sayle <roger@eyesopen.com>
3712 * expmed.c (expand_mult_highpart_optab): When attempting to use
3713 a non-widening multiplication in a wider mode, the operands need
3714 to be converted (zero or sign extended) to that mode.
3716 2005-01-28 Ian Lance Taylor <ian@airs.com>
3720 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3721 through if both operands fall through.
3723 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3725 * cse.c (fold_rtx) <PC>: Don't optimize.
3727 2005-01-28 Jeff Law <law@redhat.com>
3729 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3730 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3732 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3734 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3735 cse_reg_info_used_list_end): Remove.
3736 (cse_reg_info_list, cse_reg_info_list_free): New.
3737 (get_cse_reg_info): When allocating an instance of
3738 cse_reg_info, add it to the beginning of the cse_reg_info_list
3739 list. Remove code to maintain cse_reg_info_used_list.
3740 (new_basic_block): Reset the free list to the beginning of
3743 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3745 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3746 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3747 (frv_expand_mdpackh_builtin): New function.
3748 (frv_expand_builtin): Use it to expand __MDPACKH.
3749 * doc/extend.texi (__MDPACKH): Update documentation.
3751 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3753 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3754 SSE_FLOAT_MODE_P for use_sse computation.
3756 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3759 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3761 2005-01-27 Richard Henderson <rth@redhat.com>
3763 * builtins.c (expand_builtin_copysign): New.
3764 (expand_builtin): Call it.
3765 * genopinit.c (optabs): Add copysign_optab.
3766 * optabs.c (init_optabs): Initialize it.
3767 (expand_copysign): New.
3768 * optabs.h (OTI_copysign, copysign_optab): New.
3769 (expand_copysign): Declare.
3771 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3772 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3774 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3775 (ix86_expand_fp_absneg_operator): ... here.
3776 (ix86_split_copysign): New.
3777 * config/i386/i386-protos.h: Update.
3778 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3779 (copysignsf3, copysigndf3): New.
3781 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3782 (copysignsf3, ncopysignsf3): New.
3783 (copysigndf3, ncopysigndf3): New.
3784 (copysignxf3, ncopysignxf3): New.
3785 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3787 2005-01-27 Arend Bayer <arend.bayer@web.de>
3788 Kazu Hirata <kazu@cs.umass.edu>
3790 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3791 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3792 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3795 2005-01-27 Jeff Law <law@redhat.com>
3797 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3798 definitions of SSA_NAMEs which are not being rewritten.
3799 (rewrite_ssa_into_ssa): Only initialize the current definition
3800 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3801 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3802 SSA_NAMEs before returning.
3804 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3806 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3807 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3808 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3809 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3810 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3812 2005-01-27 Steven Bosscher <stevenb@suse.de>
3815 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3816 higher to -O2 and higher. Likewise for tree PRE.
3817 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3820 2005-01-27 Ian Lance Taylor <ian@airs.com>
3823 * gimple-low.c (try_catch_may_fallthru): New static function.
3824 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3825 * tree-inline.c (expand_call_inline): Don't warn about reaching
3826 the end of a non-void function being inlined if the function uses
3829 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3831 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3834 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3835 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3836 (implicitly_declare): Handle error_mark_node.
3838 2005-01-27 Richard Henderson <rth@redhat.com>
3841 * tree.h (struct tree_decl): Add debug_expr_is_from.
3842 (DECL_DEBUG_EXPR_IS_FROM): New.
3843 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3844 * dwarf2out.c (dwarf2out_var_location): Update to match.
3845 * tree-outof-ssa.c (create_temp): Likewise.
3846 * var-tracking.c (track_expr_p): Likewise.
3847 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3848 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3849 * toplev.c (default_tree_printer): Likewise.
3851 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3853 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3854 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3856 2005-01-27 Steven Bosscher <stevenb@suse.de>
3858 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3859 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3860 ASM_CLOBBERS): Add tree checks.
3862 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3863 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3864 * c-common.def (SWITCH_STMT): Update to match.
3865 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3866 macros instead of SWITCH_EXPR ones.
3867 * c-dump.c (c_dump_tree): Likewise.
3868 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3869 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3871 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3873 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3875 * unwind-dw2.c (execute_stack_op): Add missing cases for
3876 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3878 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3880 * config.gcc (Obsolete configurations): Remove 'dummy', add
3881 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3884 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3886 PR tree-optimization/19633
3887 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3889 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3890 are no call-clobbered variables.
3891 * tree-outof-ssa.c (check_replaceable): Return false for calls
3894 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3896 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3897 even for variables with NULL DECL_INITIAL.
3899 2005-01-26 Stuart Hastings <stuart@apple.com>
3901 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3903 2005-01-26 Richard Henderson <rth@redhat.com>
3906 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3908 * expr.c (store_field): Strip conversions to odd-bit-sized types
3909 if the destination field width matches.
3911 2005-01-26 Richard Henderson <rth@redhat.com>
3913 * c-decl.c, expmed.c, expr.c: Revert last change.
3915 2005-01-26 Richard Henderson <rth@redhat.com>
3918 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3920 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3921 if we don't need the bits above those present in the current mode.
3922 * expr.c (store_field): Strip conversions to odd-bit-sized types
3923 if the destination field width matches.
3925 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3927 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3928 either -ffast-math or -funsafe-math-optimizations is in use.
3930 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3934 * config/avr/avr.c (notice_update_cc): Only set condition code for
3935 ashrqi3 if shift count > 0.
3936 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3937 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3938 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3939 count <= 0 as a no-op, and shift count >= width by copying zero
3940 or sign bit to all bits of the result.
3941 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3942 count, with attribute "length" set to 0 and "cc" set to "none".
3944 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3946 * doc/invoke.texi: Document -mTLS.
3948 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3949 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3950 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3951 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3952 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3953 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3954 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3955 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3957 * configure.ac: Check for a TLS capable gas.
3959 * configure: Regenerate.
3961 2005-01-26 Richard Henderson <rth@redhat.com>
3964 * combine.c (make_field_assignment): Simplify store to zero_extract
3965 from a source with an overlapping mask.
3967 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3969 2004-11-11 Eric Christopher <echristo@redhat.com>
3971 * config/frv/frv.md: Add fr400_integer automaton. Don't
3972 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3975 2005-01-26 Steven Bosscher <stevenb@suse.de>
3978 * cfgbuild.c (make_edges): Do not clear or set
3979 current_function_has_computed_jump.
3980 * function.h (struct function): Remove the has_computed_jump field.
3981 (current_function_has_computed_jump): Do not define.
3982 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3983 in a computed jump. Ignore current_function_has_computed_jump.
3985 2005-01-26 Richard Henderson <rth@redhat.com>
3988 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3989 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3991 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3992 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3993 objects into static storage if they have more than one non-zero value.
3994 * tree.h (categorize_ctor_elements): Update decl.
3996 2005-01-26 Steven Bosscher <stevenb@suse.de>
3999 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4000 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4001 to this function from 2004-07-10.
4002 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4003 the current function for tail call optimizations if the address
4004 of one of it its arguments is taken.
4006 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4008 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4010 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4012 * function.c (expand_function_end): If current_function_calls_alloca,
4013 emit stack restore in a place that is reached when the function falls
4016 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4018 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4019 rule to avoid matching inappropriate suffix rule.
4021 2005-01-26 Jan Hubicka <jh@suse.cz>
4023 PR tree-optimization/19241
4024 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4026 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4028 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4029 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4031 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4032 <sim*>: Always use crt1.o, regardless of N in simN.
4033 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4034 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4035 (CRT_CALL_STATIC_FUNCTION): Remove.
4036 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4037 use crt1.o, regardless of N in simN.
4038 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4039 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4040 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4041 case isystem setting.
4042 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4044 2005-01-25 Ian Lance Taylor <ian@airs.com>
4046 * gimple-low.c (block_may_fallthru): Correct handling of
4047 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4049 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4051 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4052 handlers to match indentation; nested under the mtune=* handler.
4053 Similar for mcpu= and march=.
4055 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4057 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4058 * config/mips/linux64.h (LIB_SPEC): Likewise.
4059 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4060 * config/sh/linux.h (LIB_SPEC): Likewise.
4062 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4064 * config/frv/frv.c (frv_legitimize_tls_address): New.
4065 (TARGET_HAVE_TLS): Define.
4066 (FRV_SYMBOL_REF_TLS_P): Define.
4067 (frv_override_options): Handle new register classes.
4068 (frv_legitimate_address_p): Reject tls addresses.
4069 (frv_legitimize_address): Handle TLS addresses.
4070 (gen_inlined_tls_plt): New.
4072 (frv_legitimize_tls_address): New.
4073 (unspec_got_name): Add TLS entries.
4074 (got12_operand): Add R_FRV_TLSMOFF12 case.
4075 (frv_emit_move): Fixup TLS addresses.
4076 (frv_emit_movsi): Legitimize TLS addresses.
4078 * config/frv/frv.h (MASK_BIG_TLS): New.
4079 (TARGET_BIG_TLS): New.
4080 (HAVE_AS_TLS): Define.
4081 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4082 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4083 (REG_CLASS_NAMES): Same.
4084 (REG_CLASS_CONTENTS): Same.
4085 (CONSTRAINT_LEN): New.
4086 (REG_CLASS_FROM_CONSTRAINT): New.
4087 (PREDICATE_CODES): Add symbolic_operand.
4089 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4090 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4091 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4092 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4093 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4094 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4095 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4096 GR9_REG, GR14_REG, LRREG.
4097 (type): Add load_or_call attribute.
4098 ("load_or_call"): New reservation.
4099 ("call_gettlsoff"): New.
4100 ("tls_indirect_call"): New.
4101 ("tls_load_gottlsoff12"): New.
4102 ("tlsoff_hilo"): New.
4103 ("tls_tlsdesc_ldd"): New.
4104 ("tls_tlsoff_ld"): New.
4107 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4109 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4111 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4112 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4113 * config/frv/frv.c (TLS_BIAS): Define.
4114 (frv_output_dwarf_dtprel): New.
4116 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4118 PR rtl-optimization/19579
4119 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4120 both A and B, see if they don't clobber registers the other expr uses.
4122 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4124 * real.c (do_add): Initialize signalling and canonical members.
4126 * real.c (real_from_integer): Zero out destination.
4128 2005-01-18 Jan Hubicka <jh@suse.cz>
4130 PR tree-optimize/19337
4131 * tree-inline.c (initialize_inlined_parameters): Copy
4132 saved_static_chain_decl only.
4134 2005-01-25 Richard Henderson <rth@redhat.com>
4138 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4139 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4140 80387 enabled, to return a proper subclass. Return the subset that
4141 overlaps with GENERAL_REGS for PLUS.
4142 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4144 2005-01-25 Richard Henderson <rth@redhat.com>
4147 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4149 2005-01-25 Roger Sayle <roger@eyesopen.com>
4151 * expmed.c (choose_multiplier): Change interface to return the
4152 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4153 (expand_divmod): Update calls to choose_multiplier.
4155 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4158 * expmed.c (extract_bit_field): Use adjust_address instead of
4159 gen_lowpart when op0 is a MEM.
4161 2005-01-24 Steven Bosscher <stevenb@suse.de>
4163 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4165 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4167 * config/mips/irix-csr.c: New file.
4168 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4169 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4170 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4173 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4176 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4177 sparc/elf.h, add sparc/sp-elf.h.
4178 (sparc-*-rtems*): Likewise.
4179 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4180 tm-dwarf2.h, add sparc/sp-elf.h.
4181 (sparc86x-*-elf): Likewise.
4182 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4183 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4184 TARGET_OS_CPP_BUILTINS.
4185 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4186 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4188 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4189 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4190 (SWITCH_TAKES_ARG): Likewise.
4191 (LOCAL_LABEL_PREFIX): Likewise.
4192 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4193 (TARGET_N_FORMAT_TYPES): Delete.
4194 (TARGET_FORMAT_TYPES): Likewise.
4195 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4196 * config/sparc/elf.h: Delete.
4197 * config/sparc/sp-elf.h: New file.
4199 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4201 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4202 * tree-flow.h: Remove the corresponding prototype.
4203 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4204 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4206 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4209 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4210 for AIX ABI or ELF -fPIC.
4211 (rs6000_emit_load_toc_table): Don't create toc_section here.
4212 (rs6000_xcoff_file_start): Nor here.
4214 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4216 * sh.c (ra.h): Don't #include.
4217 (hard_regs_intersect_p): New function, resurrected from ra.c.
4219 * sh.c: Fix 1996 Copyright.
4221 2005-01-24 Richard Henderson <rth@redhat.com>
4222 Aldy Hernandez <aldyh@redhat.com>
4224 * regrename.c (note_sets): Handle subregs.
4226 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4229 * genconditions.c (write_header, write_conditions): Elide file if
4232 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4234 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4235 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4238 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4240 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4241 expand_builtin_printf, expand_builtin_fprintf,
4242 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4243 checking against POINTER_TYPE.
4244 (validate_arglist): Handle POINTER_TYPE code by checking
4247 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4249 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4251 (for_each_rtx): Call for_each_rtx_1.
4252 * rtl.h (init_rtlanal): Declare.
4253 * toplev.c (backend_init): Call init_rtlanal.
4255 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4257 * flow.c (propagate_one_insn): Formatting.
4260 * flow.c (libcall_dead_p): Be more conservative if unsure.
4261 If there are any instructions between insn and call, see if they are
4262 all dead before saying the libcall is dead.
4264 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4266 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4267 operand constraint for operand 0.
4269 2005-01-23 Richard Henderson <rth@redhat.com>
4272 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4273 edges leading to join block.
4275 2005-01-23 Roger Sayle <roger@eyesopen.com>
4277 * expmed.c (expand_mult_highpart): Make static. Change type of
4278 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4279 (expand_divmod): Updates calls to expand_mult_highpart by using
4280 gen_int_mode to pass a CONST_INT rtx.
4281 * rtl.h (expand_mult_highpart): Remove prototype.
4283 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4285 * flow.c (regset_bytes, regset_size): Remove.
4287 * cfganal.c: Fix a reference to Harvey's paper.
4289 2005-01-23 Steven Bosscher <stevenb@suse.de>
4291 PR rtl-optimization/19464
4292 * tree-optimize.c (init_tree_optimization_passes): Add one more
4293 copyrename pass just before out-of-ssa.
4295 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4298 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4299 * ggc-none.c (ggc_free): Define.
4301 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4303 * cse.c (max_reg, max_insn_uid): Remove.
4304 (cse_main): Don't access max_reg or max_insn_uid.
4306 * c-common.c (explicit_flag_signed_bitfields,
4307 lang_statement_code_p, lang_expand_function_end): Remove.
4308 * c-common.h: Remove the corresponding declarations.
4309 * c-opts.c (c_common_handle_option): Remove all write access
4310 to explicit_flag_signed_bitfields.
4312 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4313 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4314 * cgraph.h: Remove the corresponding declaration.
4316 * gcse.c (null_pointer_info): Remove.
4318 2005-01-23 Roger Sayle <roger@eyesopen.com>
4319 Eric Botcazou <ebotcazou@libertysurf.fr>
4321 * combine.c (simplify_logical): Only simplify logical expressions
4322 of the form ior(and(x,y),z) by the inverse distributive law if the
4323 result is cheaper than the original.
4325 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4327 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4328 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4329 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4330 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4331 config/freebsd-spec.h, config/arm/arm.h,
4332 config/h8300/h8300.md, config/i386/i386.md,
4333 config/i386/predicates.md, config/i386/sse.md,
4334 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4335 config/vax/vax.md: Fix comment typos. Follow spelling
4338 2005-01-23 Steven Bosscher <stevenb@suse.de>
4340 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4341 tests, instead of `less than'.
4343 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4345 * function.c (assign_parm_setup_block): When creating a new stack slot
4346 for a parameter, get its alignment from the parameter's DECL_ALIGN
4347 rather than the type's TYPE_ALIGN. Make sure that the parameter
4348 is at least word aligned.
4350 2005-01-22 Roger Sayle <roger@eyesopen.com>
4353 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4355 2005-01-22 Richard Henderson <rth@redhat.com>
4358 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4359 in both compare operands.
4360 (movdfcc_1_sse_max): Likewise.
4361 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4362 (movdfcc_1_sse): Likewise.
4363 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4364 scratch register as needed.
4366 2005-01-22 Richard Henderson <rth@redhat.com>
4368 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4370 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4372 2005-01-22 Richard Henderson <rth@redhat.com>
4374 * genopinit.c (optabs): Use smin/smax for floating point too.
4375 * doc/md.texi: Update to match. Clarify that floating point
4376 results are undefined for +0/-0 and NaN.
4377 * doc/rtl.texi: Likewise.
4378 * rtl.def (SMIN, SMAX): Likewise
4379 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4381 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4382 leading 's' to the name.
4383 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4384 smaxxf3, sminxf3): Likewise.
4385 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4388 2005-01-22 Paul Brook <paul@codesourcery.com>
4390 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4392 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4394 * config/s390/s390.c (struct processor_costs): New fields
4395 dlgr, dlr, dr, dsgfr, dsgr.
4396 (z900_cost, z990_cost): Values for new fields.
4397 (s390_rtx_costs): New cases MEM und COMPARE in switch
4398 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4399 DIV, MOD, UDIV, UMOD.
4401 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4403 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4404 into the register being decremented.
4405 ("doloop_si31", "doloop_di"): Likewise.
4406 ("*doloop_si_long"): Adapt pattern.
4408 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4410 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4412 (CLASS_MAX_NREGS): Likewise.
4414 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4416 * doc/tree-ssa.texi (Statement Operands): Add example for new
4417 must-def macro. Note deprecation of old operands interface.
4419 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4421 PR tree-optimization/19484
4422 * tree-cfg.c (remove_fallthru_edge): New function.
4423 (cleanup_control_flow): Remove fallthru edges from calls that are
4424 now known not to return.
4426 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4428 Fix PR tree-optimization/19038
4429 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4430 copies with loop variant ones.
4432 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4434 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4435 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4436 config/alpha/alpha.md, config/alpha/predicates.md,
4437 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4438 config/sparc/sol2.h: Update copyright.
4440 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4441 first label to see if it is a nonlocal label.
4443 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4444 Andrew Pinski <pinskia@physics.uc.edu>
4447 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4448 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4450 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4452 * config/rs6000/rtems.h: Update copyright.
4454 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4457 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4458 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4459 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4461 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4464 * c-typeck.c (convert_arguments): Check for error_mark_node.
4466 2005-01-21 Ian Lance Taylor <ian@airs.com>
4468 PR tree-optimization/13000
4469 * tree-inline.c: Include "tree-flow.h".
4470 (expand_call_inline): If warn_return_type, warn if non-void inline
4471 function falls through.
4472 * tree-cfg.c (execute_warn_function_return): Don't warn about
4473 control reaching end if TREE_NO_WARNING is set. Set
4475 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4477 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4478 branch if we don't need one.
4479 * c-typeck.c: Include "tree-flow.h"
4480 (c_finish_bc_stmt): Don't add a goto if the current statement
4481 list doesn't fall through to the current point.
4483 2005-01-21 Roger Sayle <roger@eyesopen.com>
4485 PR rtl-optimization/576
4486 * real.c (real_arithmetic): Change return type from void to bool
4487 to return an indication that the result may be inexact.
4488 * real.h (real_arithmeric): Update prototype.
4489 * fold-const.c (const_binop): Don't constant fold floating
4490 point expressions when the user specifies -frounding-math and
4491 the result may depend upon the run-time rounding mode.
4492 (fold_convert_const_real_from_real): Clean-up.
4493 (fold_initializer): Ignore flag_rounding_math for initializers.
4494 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4495 constant fold FP operations with flag_rounding_math if the
4496 result may depend upon the run-time rounding mode.
4498 2005-01-21 Tom Tromey <tromey@redhat.com>
4500 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4502 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4504 * tree-cfg.c: Fix comment typos.
4506 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4508 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4509 around the call to rest_of_handle_branch_target_load_optimize.
4511 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4513 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4514 (sparc64-*-openbsd*): Likewise.
4515 (sparclite-*-elf*): Include tm-dwarf2.h.
4516 (sparc86x-*-elf*): Likewise.
4517 (sparc64-*-elf*): Likewise.
4518 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4519 (DBX_DEBUGGING_INFO): Likewise.
4520 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4521 (PREFERRED_DEBUGGING_TYPE): Likewise.
4522 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4523 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4524 (PREFERRED_DEBUGGING_TYPE): Likewise.
4525 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4526 (PREFERRED_DEBUGGING_TYPE): Likewise.
4527 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4529 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4532 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4534 2005-01-20 Paul Brook <paul@codesourcery.com>
4536 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4538 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4540 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4541 label is first in a sequence of labels.
4543 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4545 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4546 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4548 * doc/sourcebuild.texi (Test Directives): New.
4550 2005-01-20 Roger Sayle <roger@eyesopen.com>
4552 * real.c (real_floor): Don't leave the result uninitialized when
4553 mode is VOIDMode, but return the unrounded intermediate value.
4554 (real_ceil): Likewise.
4556 2005-01-20 Paul Brook <paul@codesourcery.com>
4558 * config/arm/arm.md (insv): Use gen_int_mode.
4560 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4562 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4563 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4564 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4565 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4566 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4568 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4571 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4572 fbreg, so we have to assume we can't.
4573 (loc_descriptor_from_tree_1): Ditto.
4574 (containing_function_has_frame_base): New function.
4575 (add_location_or_const_value_attribute): Use it.
4576 Also try to generate a frame_base from a single element location
4579 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4581 PR tree-optimization/15349
4582 * timevar.def (TV_TREE_MERGE_PHI): New.
4583 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4585 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4586 calls to tree_forwarder_block_p.
4587 (remove_forwarder_block_with_phi, merge_phi_nodes,
4588 gate_merge_phi, pass_merge_phi): New.
4589 * tree-optimize.c (init_tree_optimization_passes): Add
4591 * tree-pass.h: Add an extern for pass_merge_phi;
4593 2005-01-20 Richard Henderson <rth@redhat.com>
4596 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4597 (_mm_castps_pd, _mm_castps_si128): New.
4598 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4600 2005-01-20 Richard Henderson <rth@redhat.com>
4603 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4604 __builtin_ia32_vec_init_v2si.
4605 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4606 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4607 (ix86_init_mmx_sse_builtins): Create it.
4608 (ix86_expand_builtin): Expand it.
4609 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4610 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4611 (vec_extractv2si_0, vec_extractv2si_1): New.
4613 2005-01-20 Richard Henderson <rth@redhat.com>
4616 * config/i386/i386.c (ix86_expand_push): New.
4617 * config/i386/mmx.md (push<MMXMODE>1): New.
4618 * config/i386/sse.md (push<SSEMODE>1): New.
4619 * config/i386/i386-protos.h: Update.
4621 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4623 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4626 2005-01-20 Richard Henderson <rth@redhat.com>
4628 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4629 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4631 2005-01-19 Richard Henderson <rth@redhat.com>
4634 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4635 to V4SFmode in SSE1 fallback load path.
4637 2005-01-19 Richard Henderson <rth@redhat.com>
4639 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4640 in QImode expansion to ix86_expand_vector_set.
4641 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4643 2005-01-19 Richard Henderson <rth@redhat.com>
4646 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4647 subclass of the input class.
4648 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4649 Always true for cross-SSE1 classes. Rationalize conditionals.
4650 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4651 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4652 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4653 (movdi_2): Add MMX/SSE zeros.
4654 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4655 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4656 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4657 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4658 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4659 (zero_extendsidi2_rex64_1): Remove.
4660 (MOV0 peephole): Check GENERAL_REG_P.
4662 2005-01-19 Richard Henderson <rth@redhat.com>
4665 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4667 (ix86_expand_vector_extract): Likewise.
4669 2005-01-19 Richard Henderson <rth@redhat.com>
4672 * expr.c (emit_move_change_mode): New argument force; use
4673 simplify_gen_subreg if true.
4674 (emit_move_via_alt_mode): Merge into ...
4675 (emit_move_via_integer): ... here.
4676 (emit_move_ccmode): Use emit_move_change_mode directly.
4678 2005-01-19 Richard Henderson <rth@redhat.com>
4681 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4682 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4683 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4685 (alpha_emit_set_const): Likewise. Make static.
4686 (alpha_emit_set_long_const): Make static.
4687 (alpha_extract_integer): Split out from alpha_expand_mov.
4688 (alpha_split_const_mov): Likewise.
4689 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4690 (alpha_legitimate_constant_p): New.
4691 * config/alpha/alpha-protos.h: Update.
4692 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4693 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4694 * config/alpha/alpha.md (movsi): Add n alternative.
4695 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4696 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4697 (splitters for all of the above): Use alpha_split_const_mov.
4698 * config/alpha/predicates.md (non_add_const_operand): New.
4699 (non_zero_const_operand): New.
4700 (input_operand): Use alpha_legitimate_constant_p after reload.
4702 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4704 PR tree-optimization/19038
4705 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4706 (add_candidate): Add ivs with increment in latch only if
4707 allow_ip_end_pos_p is true.
4708 (determine_iv_cost): Use empty_block_p.
4710 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4712 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4713 (compute_dominance_frontiers): Ditto.
4715 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4718 * config/sh/t-rtems: New.
4719 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4721 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4723 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4724 the offset of the selected field.
4726 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4728 * tree-cfg.c (remove_forwarder_block): Fix the check to
4729 prevent a nonlocal label from appearing in the middle of a
4732 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4734 PR rtl-optimization/19462
4735 * reorg.c (find_end_label): Create return insn only if
4736 current_function_epilogue_delay_list is empty.
4738 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4740 * doc/passes.texi: Remove paragraph mentioning new-ra.
4742 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4744 PR rtl-optimization/15139
4745 * combine.c: Include params.h.
4746 (count_rtxs): New function.
4747 (record_value_for_reg): If replace_rtx would replace at least
4748 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4749 (clobber (const_int 0)) instead of TEM.
4750 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4751 * params.h (MAX_LAST_VALUE_RTL): New.
4752 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4753 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4756 * c-typeck.c (digest_init): Only call build_vector if all constructor
4757 elements are *_CST nodes.
4758 * gimplify.c (gimplify_init_constructor): Likewise.
4761 * c-typeck.c (digest_init): Only call build_vector if inside_init
4764 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4766 * toplev.c (init_asm_output): Remove dead #ifdef.
4768 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4770 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4772 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4774 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4775 accessing DECL_FUNCTION_CODE.
4776 * dojump.c (do_jump): Likewise.
4777 * gimplify.c (gimplify_call_expr): Likewise.
4778 * predict.c (expr_expected_value): Likewise.
4779 (strip_builtin_expect): Likewise.
4780 * tree-inline.c (estimate_num_insns_1): Likewise.
4781 * tree-ssa-loop-im.c (stmt_cost): Likewise
4782 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4783 (tree_expr_nonnegative_p): Likewise.
4785 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4787 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4788 variant of the load_pcrel_sym pattern.
4789 * config/sparc/sparc.md (P macro): Move to the top.
4790 (load_pcrel_sym): Macroize using P.
4791 (save_register_window): Likewise.
4793 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4795 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4798 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4801 * c-typeck.c (build_asm_expr): Strip nops off
4802 input memory operands.
4804 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4806 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4807 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4808 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4809 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4811 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4814 * config/i386/i386.c (override_options): If the 80387 is disabled,
4815 then do not return FP values using FP registers.
4817 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4819 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4820 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4821 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4822 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4823 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4824 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4825 output.h, postreload-gcse.c, postreload.c, recog.c,
4826 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4827 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4828 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4829 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4830 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4831 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4832 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4833 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4835 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4836 config/alpha/alpha.c, config/arm/vfp.md,
4837 config/i386/emmintrin.h, config/i386/i386-modes.def,
4838 config/i386/i386-protos.h, config/i386/i386.h,
4839 config/i386/pmmintrin.h, config/i386/ppro.md,
4840 config/i386/predicates.md, config/i386/xmmintrin.h,
4841 config/i860/i860.c, config/ia64/ia64-modes.def,
4842 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4843 config/ia64/ia64.md, config/ia64/itanium1.md,
4844 config/ia64/itanium2.md, config/ia64/predicates.md,
4845 config/iq2000/iq2000.h, config/mips/linux64.h,
4846 config/rs6000/aix41.h, config/rs6000/aix43.h,
4847 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4848 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4849 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4850 config/sparc/linux64.h, config/sparc/litecoff.h,
4851 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4852 config/sparc/sparc.h, config/sparc/sparc.md,
4853 config/sparc/sysv4-only.h: Update copyright.
4855 2005-01-18 Richard Henderson <rth@redhat.com>
4858 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4860 2005-01-18 Marc Espie <espie@openbsd.org>
4861 * config/i386/openbsdelf.h: Typo.
4863 2005-01-18 Richard Henderson <rth@redhat.com>
4865 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4866 special case for sse.
4867 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4869 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4871 * tree-inline.c (estimate_num_insns_1): Added cases for
4872 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4874 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4876 PR rtl-optimization/19296
4877 * combine.c (simplify_comparison): Rewrite the condition under
4878 which a non-paradoxical SUBREG of a PLUS can be lifted when
4879 compared against a constant.
4881 2005-01-18 Andi Kleen <ak@muc.de>
4883 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4884 * c.opt (-Wpointer-sign): Add.
4885 * doc/invoke.texi: (-Wpointer-sign): Add.
4887 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4889 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4890 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4891 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4892 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4893 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4894 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4895 for TARGET_MIX_SSE_I387.
4896 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4897 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4898 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4899 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4900 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4901 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4902 TARGET_MIX_SSE_I387.
4903 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4906 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4909 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4910 Add movaps alternative for xmm reg->reg move.
4912 2005-01-17 Jeff Law <law@redhat.com>
4914 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4915 at the end of the main DOM loop rather than just before DOM exits.
4917 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4919 PR tree-optimization/19121
4920 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4921 adding aliases to a name tag, also add them to the pointer's
4923 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4924 sensitive alias info at all. Only check that the two pointers
4925 have compatible pointed-to sets.
4926 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4927 a pointer's type tag is a superset of the alias set of the
4930 2005-01-17 James E Wilson <wilson@specifixinc.com>
4933 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4934 comment to document why.
4936 2005-01-17 Richard Henderson <rth@redhat.com>
4938 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4939 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4940 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4941 sse2_vmsminv2df3_finite): New.
4942 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4943 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4944 Force op1 into register.
4946 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4948 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4949 bubblestrap from always rebuilding build directory.
4951 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4953 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4954 ("*cmpmem_short"): Likewise.
4956 2005-01-17 Steven Bosscher <stevenb@suse.de>
4958 * basic-block.h: Document BB_* flags.
4959 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4960 use an sbitmap instead.
4961 * sched-rgn.c (compute_trg_info): Likewise.
4963 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4965 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4966 redundant target_cpu_default and extra_parts lines. Use the default
4968 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4969 (SUBTARGET_EXTRA_SPECS): Delete.
4970 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4971 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4972 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4973 and "n32" for -mabi=n32.
4975 2005-01-17 Ian Lance Taylor <ian@airs.com>
4978 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4979 fold constant variables into initial values.
4981 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4983 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4985 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4986 through the statements backward.
4988 2005-01-17 Ian Lance Taylor <ian@airs.com>
4990 PR middle-end/13127:
4991 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4992 a variable set to the return value of the inlined function.
4994 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4996 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4997 when modes are tieable.
4999 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5001 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5002 of pthread_create to find out if threads are enabled.
5003 * gthr-posix95.h (__gthread_active_p): Likewise.
5005 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5007 * common.opt (-fnew-ra): Remove.
5009 * toplev.h (flag_new_regalloc): Remove.
5010 * Makefile.in (ra*.*): Don't mention.
5011 * passes.c (rest_of_handle_new_regalloc): Remove.
5012 (rest_of_handle_combine, rest_of_compilation): Always consider
5013 flag_new_regalloc as false.
5014 * doc/invoke.texi: Don't document -fnew-ra.
5016 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5018 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5019 last parameter to reg_scan.
5020 * loop.c (loop_optimize): Likewise.
5021 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5022 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5023 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5024 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5025 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5026 * regclass.c (reg_scan): Likewise, for the declaration.
5027 * rtl.h (reg_scan): Likewise, for the prototype.
5029 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5031 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5032 mark_dfs_back_edges.
5034 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5036 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5037 (compute_avail): Uses don't go in tmp_gen.
5039 2005-01-16 Steven Bosscher <stevenb@suse.de>
5041 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5042 loop to look for a free slot in a page entry.
5044 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5047 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5048 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5049 just before targetm.asm_out.file_end.
5050 * tree.h (process_pending_assemble_output_defs): Declare.
5051 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5053 (assemble_alias): Defer generation of assembly code for defines when
5054 TARGET_DEFERRED_OUTPUT_DEFS is true.
5055 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5056 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5057 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5059 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5062 * pa.c (pa_scalar_mode_supported_p): New function.
5063 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5064 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5066 * pa-protos.h (prefetch_operand): Delete.
5067 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5068 * pa.c (prefetch_operand): Delete.
5069 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5070 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5071 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5072 and prefetch_nocc_operand.
5073 * pa.md (prefetch): Rework to avoid reload problems handling short
5074 displacements when a cache control completer needs to be provided.
5075 (prefetch_32, prefetch_64): Delete.
5076 (prefetch_cc, prefetch_nocc): New patterns.
5078 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5080 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5082 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5085 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5086 exceeds maximum alignment for global common data.
5087 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5088 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5090 2004-01-15 Roger Sayle <roger@eyesopen.com>
5092 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5094 2004-01-15 Roger Sayle <roger@eyesopen.com>
5096 * harg-reg-set.h (reg_class_names): Prototype global array.
5097 * regclass.c (reg_class_names): Declare here and initialize to
5099 (dump_regclass): Remove local declaration of reg_class_names.
5100 (regclass): Likewise.
5101 * cfg.c (dump_flow_info): Likewise.
5102 * ra-debug.c (reg_class_names): Likewise.
5103 * regrename.c (reg_class_names): Likewise.
5104 * reload.c (reg_class_names): Likewise.
5105 * reload1.c (spill_failure): Likewise.
5106 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5108 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5110 * config/s390/s390.md ("reload_outti"): Remove predicate for
5111 output operand. Abort if operand is not a MEM.
5112 ("reload_outdi", "reload_outdf"): Likewise.
5114 2005-01-15 Marc Espie <espie@openbsd.org>
5116 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5117 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5118 * config/openbsd.h: Fix C++ includes for native configurations.
5119 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5120 Add trampoline support.
5121 * config/i386/openbsdelf.h: New.
5123 2005-01-15 Marc Espie <espie@openbsd.org>
5125 * collect2.c (main): Explicitly parse -dynamic-linker option.
5127 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5129 PR tree-optimization/19060
5130 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5131 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5132 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5133 and handle extract_range_from_cond returning false.
5134 * fold-const.c (fold): Optimize comparisons with min/max even for
5135 width > HOST_BITS_PER_WIDE_INT.
5137 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5139 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5140 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5141 Remove little endian multilib variants.
5142 Add mips32 multilib variant.
5144 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5146 * explow.c (copy_all_reg, stabilize): Remove.
5147 * expr.h: Remove the corresponding prototypes.
5149 * rtlanal.c (regs_set_between_p): Remove.
5150 * rtl.h: Remove the corresponding prototype.
5152 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5154 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5155 to rs6000_nonimmediate_operand.
5156 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5157 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5158 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5159 rs6000_nonimmediate_operand.
5160 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5161 rs6000_nonimmediate_operand.
5163 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5165 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5167 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5169 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5171 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5172 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5174 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5175 (rs6k_nonimmediate_operand): New.
5176 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5178 (legitimate_lo_sum_address_p): Same.
5179 (rs6000_legitimize_address): Same.
5180 (rs6000_legitimize_reload_address): Same.
5181 (rs6000_legitimate_address): Same.
5182 (spe_build_register_parallel): Pass DF and DC modes in a DI
5185 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5186 to rs6k_nonimmediate_operand.
5188 * config/rs6000/spe.md ("*frob_df_di"): New.
5189 ("*frob_di_df"): New.
5190 ("*frob_di_df_2"): New.
5191 ("*mov_sidf_e500_subreg0"): New.
5192 ("*mov_sidf_e500_subreg4"): New.
5193 ("*movdf_e500_double"): Change predicate to
5194 rs6k_nonimmediate_operand.
5196 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5198 * postreload.c (move2add_note_store): Only call
5199 trunc_int_for_mode on scalar integers.
5201 2005-01-14 Steven Bosscher <stevenb@suse.de>
5203 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5204 replace BB_VISITED uses.
5205 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5206 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5207 (tree_dce_done): Free visited_control_parents.
5208 (perform_tree_ssa_dce): Allocate and clear it.
5209 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5210 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5211 instead of BB_VISITED.
5213 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5215 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5216 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5217 Remove unused prototypes.
5219 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5221 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5222 64-bit register usage.
5223 (spe_func_has_64bit_regs_p): Add FIXME note.
5225 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5227 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5228 flag_finite_math_only with flag_unsafe_math_optimizations.
5230 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5232 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5234 (__tpf_eh_return): Copy TPF private stack area from the module
5235 boundary stack frame. Add check for when module addresses are
5236 equal, but no stub address is found.
5238 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5241 * arm.h (struct machine_function): Add call_via field.
5242 (thumb_call_via_label): Declare.
5243 * arm.c (thumb_call_via_label): New variable.
5244 (thumb_call_reg_needed): New variable.
5245 (arm_output_function_epilogue): For Thumb code, output any per-function
5246 call-indirect trampolines.
5247 (thumb_call_via_reg): New function.
5248 (arm_file_end): New function.
5249 (TARGET_ASM_FILE_END): Call arm_file_end.
5250 (aof_file_end): Likewise.
5251 * arm-protos.h (thumb_call_via_reg): Declare.
5252 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5253 thumb_call_via_reg in normal case.
5255 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5258 PR rtl-optimization/19348
5259 * recog.c (peephole2_optimize): Do global life update if some peephole
5260 decides it doesn't need at least one of its inputs and that change
5261 influences liveness at the start of the basic block.
5263 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5264 arguments instead of 1.
5266 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5269 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5270 zero for nested functions needing a static chain or functions
5271 with a non-constant address.
5273 2005-01-13 Roger Sayle <roger@eyesopen.com>
5275 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5276 (and (sign_extend X) C) into (zero_extend (and X C)).
5278 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5280 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5282 2005-01-13 Richard Henderson <rth@redhat.com>
5287 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5288 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5289 not just TARGET_SSE.
5290 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5291 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5292 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5293 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5294 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5295 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5296 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5297 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5298 (movdicc_c_rex64): Rename with '*'.
5299 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5300 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5301 (movsfcc_1_387): Rename from movsfcc_1.
5302 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5303 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5304 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5305 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5306 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5307 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5308 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5309 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5310 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5311 sse_movdfcc_const0_4): Remove.
5312 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5313 recognize min/max early. Update for changed sse cmove patterns.
5314 (ix86_split_sse_movcc): New.
5315 * config/i386/i386-protos.h: Update.
5317 2005-01-13 Steven Bosscher <stevenb@suse.de>
5319 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5320 (fix_stmt_v_may_defs): Likewise.
5322 2005-01-13 Richard Henderson <rth@redhat.com>
5324 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5325 for converting the mask.
5327 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5329 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5332 2005-01-13 Richard Henderson <rth@redhat.com>
5334 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5335 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5336 IX86_BUILTIN_MOVDQ2Q): Remove.
5337 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5338 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5339 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5341 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5342 (sse2_pextrw): Fix immediate constraint.
5343 (sse2_loadq, sse2_loadq_rex64): Remove.
5344 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5345 Use __builtin_ia32_vec_ext_<size>.
5346 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5348 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5350 * function.c (assign_parm_setup_block): Look inside original
5351 entry_parm when inspecting PARALLEL.
5353 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5354 Joel Sherrill <joel@oarcorp.com>
5357 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5358 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5359 rtems_gxx_recursive_mutex_init.
5360 (__gthread_recursive_mutex_lock): New function.
5361 (__gthread_recursive_mutex_trylock): Likewise.
5362 (__gthread_recursive_mutex_unlock): Likewise.
5364 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5366 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5368 2005-01-13 Jan Beulich <jbeulich@novell.com>
5370 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5371 (ashrti3_internal): Indicate output is early clobber. Generate result
5372 into output rather than first input. Use move for low word of output
5373 if shift count is exactly 64.
5374 (lshrti3_internal): Likewise.
5376 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5380 * reload1.c (delete_output_reload): Don't delete an output reload
5381 if the pseudo lives longer than a single basic block. Adjust and
5382 improve wording of comment.
5384 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5387 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5388 of TYPE_SIZE where we mean the number of bytes.
5390 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5392 * function.c (assign_parm_setup_block): Relax condition on
5393 multi-register optimization.
5395 2005-01-12 Nick Clifton <nickc@redhat.com>
5397 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5398 an "in_delay_slot" attribute of "no" to prevent them being used in
5399 delay slots. This is forbidden because they might generate
5402 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5405 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5408 2005-01-12 Nick Clifton <nickc@redhat.com>
5410 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5411 passed on to GAS) but do not define, as GAS no longer supports or
5412 needs the -m2000 option.
5414 2005-01-11 Roger Sayle <roger@eyesopen.com>
5416 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5417 type as args of unprototyped builtins aren't automatically promoted.
5418 (fold_builtin_abs): Likewise.
5420 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5422 * Makefile.in: Set a `build-warn' variable.
5424 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5426 PR tree-optimization/17949
5427 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5428 (find_interesting_uses_address): Use it.
5430 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5432 * regrename.c (kill_value): Handle subreg's that won't simplify.
5434 2005-01-11 Richard Henderson <rth@redhat.com>
5437 * config/i386/i386.h (enum ix86_builtins): Move ...
5438 * config/i386/i386.c: ... here.
5439 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5440 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5441 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5442 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5443 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5444 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5445 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5446 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5447 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5448 IX86_BUILTIN_LOADDDUP): Remove.
5449 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5450 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5451 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5452 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5453 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5454 (ix86_init_builtins): Make static.
5455 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5456 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5457 if all the modes match. Otherwise, fake it.
5458 (get_element_number, ix86_expand_vec_init_builtin,
5459 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5460 (ix86_expand_builtin): Make static. Update for changed builtins.
5461 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5462 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5463 (ix86_expand_vector_init_duplicate): New.
5464 (ix86_expand_vector_init_low_nonzero): New.
5465 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5466 Split out from ix86_expand_vector_init; handle integer modes.
5467 (ix86_expand_vector_init): Use them.
5468 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5469 * config/i386/i386-protos.h: Update.
5470 * config/i386/predicates.md (reg_or_0_operand): New.
5471 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5472 (movv2sf_internal): Likewise. And a splitter to match them all.
5473 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5474 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5475 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5476 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5477 (mmx_pinsrw): Fix operand ordering.
5478 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5479 rather than sse_loadss expander.
5480 (movv2df splitter): Similarly.
5481 (sse_loadss, sse_loadlss): Remove.
5482 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5483 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5484 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5485 (sse3_movddup): Rename with '*'.
5486 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5487 (sse2_loadsd): Remove.
5488 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5489 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5490 (sse2_pinsrw): Fix argument ordering.
5491 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5492 (sse2_stored): Remove 'r' destination.
5493 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5494 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5495 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5496 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5497 vec_extractv16qi, vec_initv16qi): New.
5499 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5500 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5501 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5503 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5504 (_mm_load_si128, _mm_store_si128): Likewise.
5505 (_mm_load1_pd): Use _mm_set1_pd.
5506 (_mm_load_sd): Use _mm_set_sd.
5507 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5508 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5509 (_mm_set_epi64): Use _mm_set_epi64x.
5510 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5511 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5512 _mm_setr_epi8): Use _mm_set_foo form.
5513 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5514 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5515 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5516 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5517 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5518 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5519 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5520 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5521 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5522 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5523 (_mm_movedup_pd): Use _mm_shuffle_pd.
5524 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5525 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5526 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5527 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5529 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5530 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5531 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5532 (_mm_store_ps): Use raw dereference.
5533 (_mm_store1_ps): Use _mm_storeu_ps.
5534 (_mm_storer_ps): Use _mm_store_ps.
5535 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5536 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5538 2005-01-11 Stan Shebs <shebs@apple.com>
5540 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5541 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5543 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5546 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5547 Skip all DECLs except for FIELD_DECLs.
5549 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5551 * config/s390/s390.c (override_options): Return error if
5552 -mbackchain, -mpacked-stack and -mhard-float are used together.
5553 (s390_va_start): Remove the backchain && packed-stack special case.
5554 (s390_gimplify_va_arg): Likewise.
5555 * doc/invoke.texi: Remove the ABI incompatibility note.
5557 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5559 * config/s390/s390.c (struct s390_frame_layout): Remove
5561 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5562 save_backchain_p with TARGET_BACKCHAIN.
5564 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5567 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5568 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5569 * function.c (locate_and_pad_parm): Set new field.
5570 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5571 Tweak where_pad test to include "none". Always set mem align for
5573 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5574 not sufficient for type.
5575 (assign_parm_setup_block): If stack_parm is zero on entry, always
5576 make a new stack local. Block move old stack parm if necessary
5577 to new aligned stack local.
5578 (assign_parm_setup_stack): Use a block move to handle
5579 potentially misaligned entry_parm.
5580 (assign_parms_unsplit_complex): Specify required alignment when
5581 creating stack local.
5582 * calls.c (compute_argument_addresses): Override alignment of stack
5583 arg calculated from its type with the alignment given by
5584 FUNCTION_ARG_BOUNDARY.
5585 (store_one_arg): Likewise.
5587 2005-01-11 Jan Beulich <jbeulich@novell.com>
5589 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5590 Change respective itanium_class attribute to ialu.
5591 (shladdp4_internal): New.
5592 * config/ia64/predicates.md (shladd_log2_operand): New.
5594 2005-01-11 Richard Henderson <rth@redhat.com>
5596 * expr.c (store_constructor): Use rtvec_alloc instead of
5597 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5599 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5601 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5603 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5605 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5606 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5607 (TARGET_RWRELOC): Define.
5608 (ia64_rwreloc_section_type_flags): Delete.
5609 (ia64_section_type_flags): New function.
5610 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5611 (TARGET_RWRELOC): Define.
5613 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5616 * config/ia64/ia64.c (process_set): For alloc insn, only call
5617 process_epilogue is !frame_pointer_needed.
5619 2005-01-10 Roger Sayle <roger@eyesopen.com>
5622 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5623 unary operator and can't be treated as a binary/comparison operator.
5625 2005-01-10 Richard Henderson <rth@redhat.com>
5627 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5628 (ix86_return_in_memory): Likewise.
5629 (function_arg_advance): Likewise. Mirror structure in function_arg
5630 for choosing register to advance.
5632 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5634 * tree-vectorizer.c, tree.def: Fix comment typos.
5636 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5638 * config/s390/s390.c (struct processor_costs): 4 new fields:
5639 ddbr, ddr, debr, der.
5640 (s390_rtx_costs): More precise handling of divide instructions.
5642 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5644 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5646 2005-01-10 Jan Beulich <jbeulich@novell.com>
5648 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5649 names resulting from -ffunction-sections/-fdata-sections and linkonce
5651 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5652 based on the section name. Rearrange the section name comparison logic
5653 slightly so that each section name is compared against at most once.
5655 2005-01-10 Ben Elliston <bje@au.ibm.com>
5657 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5658 targets for which -fPIC reduces limitations on the GOT size.
5660 2005-01-09 Falk Hueffner <falk@debian.org>
5662 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5665 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5668 * collect2.c (main): Set aixrtl_flag for -brtl option.
5669 (resolve_lib_name): Search for .so file extension before .a
5672 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5674 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5675 (vect_analyze_data_refs_alignment): Add dump prints.
5677 2005-01-09 Ira Rosen <irar@il.ibm.com>
5679 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5680 expr_invariant_in_loop_p.
5681 Initialize outputs first thing in the function.
5682 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5683 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5684 (vect_analyze_pointer_ref_access): Check that the initial condition of
5685 the access function is loop invariant.
5687 2005-01-09 Richard Henderson <rth@redhat.com>
5689 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5690 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5691 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5692 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5693 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5694 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5695 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5696 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5697 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5698 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5699 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5700 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5701 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5702 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5703 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5704 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5705 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5706 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5707 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5708 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5709 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5710 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5711 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5713 (mmx_clrdi, pavgusb): Remove.
5714 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5715 with leading sse_ prefix.
5716 * config/i386/sse.md: Receive them.
5717 * config/i386/mmx.md: New file.
5718 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5719 (subrv2sf3): Turn into expander for normal subtraction.
5720 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5721 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5722 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5723 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5724 commutative; use ix86_binary_operator_ok.
5725 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5726 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5727 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5728 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5729 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5730 Macroize from existing patterns; use ix86_binary_operator_ok.
5731 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5732 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5733 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5734 with vec_select+vec_concat.
5735 (mmx_pshufw, mmx_pshufw_1): Likewise.
5736 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5737 (mmx_uavgv4hi3): Model correctly.
5738 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5739 _mm_xor_si64): Remove casts.
5741 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5743 PR tree-optimization/19224
5744 * tree-scalar-evolution.c (get_instantiated_value,
5745 set_instantiated_value): New functions.
5746 (instantiate_parameters_1): Cache the results.
5747 (instantiate_parameters, resolve_mixers): Initialize and free
5750 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5752 * config/i386/i386.md (addhi_4): Correct reference in comment.
5755 2005-01-08 Richard Henderson <rth@redhat.com>
5757 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5758 (_mm_cvtsi128_si64x): Likewise.
5759 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5760 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5761 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5762 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5763 * config/i386/i386-protos.h: Update.
5764 * config/i386/i386.c (print_operand): Add 'H'.
5765 (ix86_fixup_binary_operands): Split out from ...
5766 (ix86_expand_binary_operator): ... here.
5767 (ix86_fixup_binary_operands_no_copy): New.
5768 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5769 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5770 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5771 (safe_vector_operand): Use CONST0_RTX.
5772 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5773 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5774 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5775 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5777 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5778 (IX86_BUILTIN_CMPNGESS): New.
5779 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5780 (attr type): Add sselog1.
5781 (attr unit, attr memory): Handle it.
5782 (movti, movti_internal, movti_rex64): Move near other integer moves.
5783 (movtf, movtf_internal): Move near other fp moves.
5784 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5785 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5786 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5787 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5788 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5789 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5790 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5791 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5792 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5793 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5794 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5795 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5796 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5797 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5798 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5799 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5800 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5801 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5802 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5803 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5804 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5805 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5806 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5807 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5808 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5809 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5810 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5811 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5812 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5813 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5814 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5815 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5816 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5817 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5818 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5819 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5820 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5821 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5822 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5823 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5824 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5825 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5826 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5827 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5829 (SSEPUSH, push<SSEPUSH>): Remove.
5830 (MMXPUSH, push<MMXPUSH>): Remove.
5831 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5832 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5833 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5834 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5835 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5836 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5837 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5838 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5839 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5840 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5841 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5842 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5843 (ppro_sse_log_V4SF): Handle sselog1.
5844 * config/i386/predicates.md (const_0_to_1_operand): New.
5845 (const_0_to_255_mul_8_operand): New.
5846 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5847 (const_2_to_3_operand, const_4_to_7_operand): New.
5848 * config/i386/sse.md: New file.
5849 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5850 (sse_movups): Rename from sse_movups_1.
5851 (sse_loadlss): Rename from sse_loadss_1.
5852 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5854 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5855 (absv4sf2, negv2df, absv2df): New.
5856 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5857 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5858 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5859 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5860 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5861 (sse3_addsubv4sf3): Model correctly.
5862 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5863 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5864 (sse_movhlps): Model with vec_select+vec_concat.
5865 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5866 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5867 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5868 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5869 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5870 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5871 sse2_pshufhw_1): Likewise.
5872 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5873 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5874 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5875 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5876 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5877 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5878 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5879 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5880 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5881 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5882 sminv8hi3): Mark commutative
5883 operands. Use ix86_binary_operator_ok.
5884 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5885 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5886 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5887 sse2_punpcklqdq): Allow operand2 in memory.
5888 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5889 sse2_movsd): Add memory alternatives.
5890 (sse_storelps): Turn expander into an insn; split after reload.
5891 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5892 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5894 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5896 * configure.ac (DWARF-2 debug_line): Use objdump.
5897 * configure: Regenerate.
5899 2005-01-08 Jeff Law <law@redhat.com>
5900 Diego Novillo <dnovillo@redhat.com>
5902 PR tree-optimization/18241
5903 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5904 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5905 statements with volatile operands.
5906 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5907 operands after marking a statement with has_volatile_ops.
5909 2005-01-08 Roger Sayle <roger@eyesopen.com>
5911 * tree.c (int_fits_type_p): Always honor integer constant
5912 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5914 2005-01-08 Roger Sayle <roger@eyesopen.com>
5916 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5917 the latent bug in rtl_delete_block has been resolved.
5919 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5921 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5922 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5924 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5926 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5927 library as @multilib_dir@/$(SHLIB_SONAME).
5929 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5931 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5932 * configure: Regenerate.
5934 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5936 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5939 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5942 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5943 Convert non-word aligned offset address using ld/std into
5946 2005-01-07 Richard Henderson <rth@redhat.com>
5948 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5950 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5952 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5954 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5956 PR tree-optimization/19283
5957 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5958 is not shorter than the original type.
5960 PR rtl-optimization/19012
5961 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5963 PR rtl-optimization/18861
5964 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5965 (FULL_STATE): Define.
5966 (mark_tablejump_edge): New function.
5967 (purge_dead_tablejump_edges): New function.
5968 (find_bb_boundaries): Use it.
5970 PR tree-optimization/18828
5971 * builtins.c (expand_builtin_next_arg): Remove argument and all
5972 the argument checking.
5973 (expand_builtin): Adjust caller.
5974 (expand_builtin_va_start): Likewise. Remove error for too many
5976 (fold_builtin_next_arg): Issue error for too many arguments.
5977 After checking arguments, replace them with magic arguments that
5978 prevent further checking of the args.
5980 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5982 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5984 2005-01-06 Roger Sayle <roger@eyesopen.com>
5987 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5988 and %{.S:...} (and their negative variants) to test whether the
5989 input file is assembler or pre-processed-assembler independent of
5990 the actual filename extension.
5992 2005-01-06 Roger Sayle <roger@eyesopen.com>
5994 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5995 of sign or zero extended values.
5997 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5999 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6000 for IBM long double format correctly.
6002 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6004 Fix PR tree-optimization/18792
6006 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6007 to first_loop_depth, and use loop depth instead of loop number.
6008 (build_classic_dir_vector): Ditto.
6009 (compute_data_dependences_for_loop): Use depth, not loop number.
6010 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6011 number. Pass in loops, instead of loop numbers.
6012 (gather_interchange_stats): Ditto.
6013 (linear_transform_loops): Ditto.
6015 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6018 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6019 biv_fits_mode_p, extension_within_bounds_p): New functions.
6020 (check_ext_dependent_givs): Use them.
6022 2005-01-06 Roger Sayle <roger@eyesopen.com>
6024 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6025 more than one barrier, in which case we should delete them all.
6027 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6029 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6031 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6033 Fix PR middle-end/19286
6035 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6036 output this subprogram, simply ignore this attempt to do it again.
6037 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6038 origin attribute if it's not possible.
6039 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6040 (decls_for_scope): Ditto.
6041 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6042 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6044 2005-01-05 Richard Henderson <rth@redhat.com>
6047 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6048 (bdesc_2arg): Use it.
6049 (ix86_expand_binop_builtin): Force operands into registers
6051 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6052 ix86_expand_sse_compare, ix86_expand_sse_comi,
6053 ix86_expand_builtin): Likewise.
6055 2005-01-05 Richard Henderson <rth@redhat.com>
6057 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6059 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6060 (mulv4hi3): Set itanium_class mmmul.
6061 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6062 (fpack): Rename from fpack_sfsf.
6064 2005-01-05 Richard Henderson <rth@redhat.com>
6067 * reload1.c (do_input_reload): Restrict the optimization deleteing
6068 a previous output reload to RELOAD_FOR_INPUT.
6070 2005-01-05 Steven Bosscher <stevenb@suse.de>
6072 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6073 comment that we fall through after case.
6074 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6075 (distribute_links): Likewise.
6076 * cse.c (cse_insn): Likewise.
6077 * cselib.c (cselib_invalidate_mem): Likewise.
6078 * df.c: Update comments at the top of the file.
6079 (read_modify_subreg_p): Update comments here too.
6080 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6081 * flow.c (mark_set_1): Likewise.
6082 (mark_used_regs): Likewise.
6083 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6084 (canon_list_insert): Likewise.
6085 (mark_set): Likewise.
6086 (try_replace_reg): Likewise.
6087 (store_killed_in_insn): Likewise.
6088 * loop.c (count_one_set): Likewise.
6089 (basic_induction_var): Likewise.
6090 * postreload-gcse.c (find_mem_conflicts): Likewise.
6091 * postreload.c (reload_combine_note_store): Likewise.
6092 (move2add_note_store): Likewise.
6093 * reload.c (find_equiv_reg): Likewise.
6094 (mark_referenced_resources): Likewise.
6095 * rtlanal.c (set_noop_p): Likewise.
6096 (note_stores): Likewise.
6097 (note_uses): Likewise.
6098 * sched-deps.c (sched_analyze_1): Likewise.
6099 * sched-rgn.c (check_live_1): Likewise.
6100 (update_live_1): Likewise.
6101 * config/i860/i860.c: Likewise.
6103 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6105 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6107 * doc/rtl.texi: Update documentation for bit-fields and SET.
6109 2005-01-05 Roger Sayle <roger@eyesopen.com>
6111 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6113 2005-01-05 Jan Hubicka <jh@suse.cz>
6114 Richard Henderson <rth@redhat.com>
6117 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6120 2005-01-05 Richard Henderson <rth@redhat.com>
6123 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6124 (sse_shufps): Change operand 3 to const_int_operand.
6125 (sse2_storelps): Fix typo in template.
6126 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6127 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6128 (ix86_expand_builtin): Likewise.
6130 2005-01-05 Julian Brown <julian@codesourcery.com>
6132 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6133 as aggregates for AAPCS ABIs.
6135 2005-01-05 Stan Shebs <shebs@apple.com>
6137 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6138 Mach-O getters if ppc64.
6139 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6141 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6142 signed four-byte field for global code case.
6143 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6145 2005-01-05 Roger Sayle <roger@eyesopen.com>
6148 * c-common.c: Include real.h.
6149 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6150 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6151 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6152 * Makefile.in (c-common.o): Update dependencies.
6154 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6156 * c-parse.in (asm_string): Add trailing semicolon.
6158 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6160 * c-parse.in (asm_string): New. Don't allow wide strings in
6162 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6163 asm_string instead of STRING.
6165 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6167 * c-typeck.c (constructor_no_implicit): Remove.
6168 (set_designator, process_init_element): Don't check
6169 constructor_no_implicit.
6171 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6172 Kaz Kojima <kkojima@gcc.gnu.org>
6175 * lcm.c (create_pre_exit): New.
6176 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6177 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6179 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6181 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6182 -msoft-float in target_float_switch.
6183 * arm.c (arm_override_options): Fix processing of target_float_switch.
6185 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6187 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6190 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6192 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6193 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6195 2005-01-04 Roger Sayle <roger@eyesopen.com>
6197 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6198 if deleting the then-block allows the test-block to fallthru to the
6201 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6204 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6205 after the full declaration if the are in two different TUs.
6207 2005-01-04 Richard Henderson <rth@redhat.com>
6210 * tree-sra.c (generate_one_element_init): Just
6211 call gimplify_and_add.
6212 (generate_element_init): Record the
6213 new referenced variables and mark them for renaming
6214 and split out to ...
6215 (generate_element_init_1): This.
6216 (scalarize_init): Don't call push_gimplify_context/
6217 pop_gimplify_context.
6219 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6221 * toplev.c (get_src_pwd): Handle failure of getpwd().
6223 2005-01-04 Roger Sayle <roger@eyesopen.com>
6225 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6227 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6228 all the cases handled by it are inverted by invert_truthvalue.
6230 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6232 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6233 (save_register_windowsi): Likewise.
6235 2005-01-04 Richard Henderson <rth@redhat.com>
6237 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6239 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6242 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6243 any simplifications of vector mode comparison operators.
6244 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6246 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6247 Devang Patel <dpatel@apple.com>
6249 PR tree-optimization/18308
6250 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6251 the operands before creating a new expression.
6252 * dojump.c (do_jump): Make drop_through_label available
6253 for all cases. Add expansion of COND_EXPR.
6255 2005-01-04 Ira Rosen <irar@il.ibm.com>
6257 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6258 INTEGER_CST instead of TREE_CONSTANT.
6259 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6260 instead of TREE_CONSTANT.
6261 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6262 instead of TREE_CONSTANT.
6264 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6266 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6268 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6271 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6272 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6274 2005-01-03 Richard Henderson <rth@redhat.com>
6276 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6277 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6278 fold_convert_const_real_from_real): Split out from ...
6279 (fold_convert_const): ... here.
6281 2005-01-03 Richard Henderson <rth@redhat.com>
6284 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6285 (mov<MMXMODEI>_internal): Likewise.
6286 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6287 Add V2SF case; use it for SSE1; don't use TI.
6288 (movdf_integer): Likewise.
6289 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6291 2005-01-03 Ira Rosen <irar@il.ibm.com>
6293 * tree-vectorizer.c (vect_strip_conversions): New function.
6294 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6295 check for binary class.
6297 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6301 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6303 * gimple-low.c (mark_blocks_with_used_vars): New function.
6304 (mark_blocks_with_used_subblocks): Ditto.
6305 (mark_used_blocks): Ditto.
6306 (pass_mark_used_blocks): New pass.
6307 * tree-inline.c: Include debug.h.
6308 (expand_call_inline): Call outlining_inline_function here.
6309 * tree-optimize.c (init_tree_optimization_passes): Add
6310 pass_mark_used_blocks.
6311 * tree-pass.h (pass_mark_used_blocks): New.
6312 * Makefile.in (tree-inline.o): Add debug.h dependency.
6314 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6316 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6317 VAR_DECLs to have weak_import attribute.
6319 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6322 2004-01-03 Steven Bosscher <stevenb@suse.de>
6324 * passes.c (rest_of_compilation): Don't run regmove if only
6325 flag_expensive_optimizations, require flag_regmove instead.
6327 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6329 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6331 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6332 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6333 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6334 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6336 2005-01-03 Richard Henderson <rth@redhat.com>
6338 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6339 (ia64_const_ok_for_letter_p): New.
6340 (ia64_const_double_ok_for_letter_p): New.
6341 (ia64_extra_constraint): New.
6342 (ia64_expand_vecint_compare): New.
6343 (ia64_expand_vcondu_v2si): New.
6344 (ia64_expand_vecint_cmov): New.
6345 (ia64_expand_vecint_minmax): New.
6346 (ia64_print_operand): Add 'v'.
6347 (ia64_preferred_reload_class): New.
6348 (ia64_vector_mode_supported_p): New.
6349 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6350 (PREFERRED_RELOAD_CLASS): Move to function.
6351 (CONST_OK_FOR_LETTER_P): Move to function.
6352 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6353 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6354 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6355 (EXTRA_CONSTRAINT): Move to function.
6356 * config/ia64/ia64.md: Include vect.md.
6357 (itanium_class): Add mmalua.
6359 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6361 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6362 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6364 (const_int_2bit_operand): New.
6365 (fr_reg_or_0_operand): New.
6366 * config/ia64/ia64-modes.def: Add vector modes.
6367 * config/ia64/ia64-protos.h: Update.
6368 * config/ia64/vect.md: New file.
6370 2005-01-03 Richard Henderson <rth@redhat.com>
6372 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6374 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6377 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6379 (log1pdf2): Change mode of operands[0,1] to DFmode.
6381 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6383 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6384 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6385 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6386 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6387 SPARC_RELAXED_ORDERING.
6389 2005-01-03 Richard Henderson <rth@redhat.com>
6390 Uros Bizjak <uros@kss-loka.si>
6393 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6394 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6395 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6397 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6398 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6399 const_pow2_1_to_128_operand): New predicates.
6401 2005-01-02 Greg McGary <greg@mcgary.org>
6403 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6405 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6406 object. [ptr_type]: Remove unused variable.
6407 Remember nearest addressable array-element or record-component
6408 when checking bitfield components. Tolerate empty BIND_EXPR.
6410 2005-01-01 Richard Henderson <rth@redhat.com>
6412 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6413 that don't narrow the value. Fail for other conversions.
6415 2005-01-01 Richard Henderson <rth@redhat.com>
6418 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6419 * c-lang.c (finish_file): Don't do it here.
6420 * objc/objc-act.c (objc_finish_file): Likewise.
6422 * cgraph.c (decl_assembler_name_equal): New.
6423 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6424 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6425 * cgraph.h (struct cgraph_varpool_node): Add next.
6426 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6427 * varasm.c (assemble_alias): Mark the target as needed.
6429 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6432 * function.c (get_arg_pointer_save_area): Use entry_of_function
6433 instead of get_insns.
6435 2005-01-01 Roger Sayle <roger@eyesopen.com>
6436 Andrew Pinski <pinskia@physics.uc.edu>
6437 James E. Wilson <wilson@specifixinc.com>
6439 PR rtl-optimization/12092
6440 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6443 2005-01-01 Roger Sayle <roger@eyesopen.com>
6444 Olivier Hainque <hainque@act-europe.fr>
6446 * tree.c (int_fits_type_p): A narrower type always fits in a
6447 wider one, except for negative values into unsigned types.
6449 2005-01-01 Roger Sayle <roger@eyesopen.com>
6451 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6452 with the original constant rather than require TREE_OVERFLOW.
6454 2005-01-01 Steven Bosscher <stevenb@suse.de>
6457 * c-decl.c (finish_function): If compiling C99, annotate the
6458 compiler generated return with the current file name and line 0.
6459 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6460 the source line is greater than 0.
6461 (remove_bb): Likewise.
6463 See ChangeLog.12 for earlier changes.