1 2005-03-10 Roger Sayle <roger@eyesopen.com>
3 * builtins.c (expand_builtin_signbit): Extend to handle floating
4 point modes wider than the largest integer type, using the
5 operand_subword_force function to obtain the signbit's word.
7 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10 * combine.c (try_combine): If recog_for_combine added CLOBBERs
11 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
17 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
19 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
21 (perform_edge_inserts): Unconditionally call
24 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
26 2005-03-10 Bob Wilson <bob.wilson@acm.org>
28 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
30 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
32 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
34 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
36 (rtl_register_value_prof_hooks,
37 tree_value_profile_transformations,
38 tree_register_value_prof_hooks): Likewise.
39 * var-tracking.c (stack_adjust_offset_pre_post,
40 variable_htab_free, variable_union, dataflow_set_different_2,
41 count_uses, variable_was_changed, set_frame_base_location,
42 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
43 vt_add_function_parameters): Likewise.
44 * varasm.c (named_section_real, named_section, make_decl_rtl,
45 asm_emit_uninitialised, assemble_integer, decode_addr_const,
46 const_hash_1, compare_constant, copy_constant, force_const_mem,
47 output_constant_pool_2, output_constant_pool_1, output_constant,
48 output_constructor, make_decl_one_only, decl_tls_model,
49 default_no_named_section, default_elf_select_section_1,
50 default_unique_section_1): Likewise.
51 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
52 * vmsdbgout.c (addr_const_to_string): Likewise.
55 * function.c (struct assign_parm_data_one): Remove last_named
57 (assign_parm_find_data_types): Don't determine last_named.
58 Reorder named_parm determination.
59 (assign_parms): Only setup varargs on the last non-varadic
62 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
64 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
65 sda base address on medium model.
67 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
69 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
70 * cfgloop.c (flow_loop_nodes_find): Export.
71 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
73 * cfgloopmanip.c (fix_loop_structure): New function.
74 * predict.c (predict_loops): Clean up the loops information.
75 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
76 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
78 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
79 (rewrite_into_loop_closed_ssa): Declaration changed.
80 * tree-loop-linear.c (linear_transform_loops): Add argument to
81 rewrite_into_loop_closed_ssa call.
82 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
83 * tree-ssa-loop-im.c (move_computations): Ditto.
84 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
85 * tree-vectorizer.c (vectorize_loops): Ditto.
86 * tree-optimize.c: Include cfgloop.h.
87 (execute_todo): Choose whether to call cleanup_tree_cfg or
88 cleanup_tree_cfg_loop.
89 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
90 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
91 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
92 cleanup_tree_cfg_loop call.
93 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
94 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
97 2005-03-10 Jakub Jelinek <jakub@redhat.com>
100 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
101 with multiple alternatives.
103 * stmt.c (parse_output_constraint): Fix a typo.
105 2005-03-09 Bob Wilson <bob.wilson@acm.org>
107 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
108 assembly directive instead of deprecated "no-generics".
110 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
112 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
113 for non-offsettable memory references to cope with outstanding reload
115 * config/s390/s390.md ("reload_outti"): Call find_replacement to
116 avoid losing outstanding address reloads.
117 ("reload_outdi", "reload_outdf"): Likewise.
119 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
121 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
122 code. Add more cbrt transformations.
124 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
126 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
128 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
130 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
131 NULL_TREE when a given tree is not simplified.
132 (fold): Return the original tree when any of the functions
133 mentioned above NULL_TREE.
135 * fold-const.c (fold_unary, fold_binary): Take decomposed
136 arguments, code, type, op0, and op1 in case of fold_binary.
137 (fold): Update calls to fold_unary and fold_binary.
139 2005-03-09 Roger Sayle <roger@eyesopen.com>
141 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
142 a fndecl and an arglist instead of a CALL_EXPR, exp.
144 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
146 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
148 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
150 * expr.c (expand_assignment): Remove orig_to_rtx.
152 * fold-const.c (int_const_binop): Remove no_overflow.
154 * ifcvt.c (noce_emit_move_insn): Remove inmode.
156 * loop-iv.c (get_biv_step_1): Remove lhs.
158 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
160 * real.c (real_nan): Remove neg.
162 * function.c (thread_prologue_and_epilogue_insns): Remove i
165 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
168 * tree-eh.c (tree_could_trap_p): Remove idx.
170 * tree-into-ssa.c (ann): Remove ann.
172 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
174 * tree-sra.c (decide_block_copy): Remove inst_count.
176 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
178 * tree-ssa-loop-im.c (lhs): Remove.
180 * cfgbuild.c (state, STATE, SET_STATE,
181 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
183 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
184 (find_basic_blocks): Set the state of each basic block to
187 2005-03-08 Jeff Law <law@redhat.com>
189 * tree-cfg.c (cleanup_control_flow): If removal of a computed
190 goto results in the removal of edges in the CFG, then we need
191 to recompute dominators.
193 2005-03-09 Ben Elliston <bje@au.ibm.com>
195 * c-common.c (c_do_switch_warnings): Comment fix.
197 2005-03-08 Julian Brown <julian@codesourcery.com>
199 * Patch from 2005-03-08 reverted for causing regressions and
200 ppc-darwin bootstrap failure.
202 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
204 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
205 Define the real function for ppc-darwin.
206 * c-typeck.c (convert_arguments): Check for target-specific
207 invalid argument call to unprototyped function.
208 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
210 * target.h (invalid_arg_for_unprototyped_fn): New field
212 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
214 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
217 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
219 * c-typeck.c (constructor_stack, constructor_range_stack,
220 initializer_stack): Make them static.
222 * cfg.c (rbi_pool): Make it static.
224 * gimple-low.c (lower_stmt_body): Make it static.
225 * tree-flow.h: Remove the corresponding prototype. Don't
228 * sched-deps.c (cache_size): Make it static.
230 * stor-layout.c (lang_adjust_rli): Make it static.
232 2005-03-08 Julian Brown <julian@codesourcery.com>
234 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
235 from being used for symbols with vague linkage when
236 HAVE_GAS_COMDAT_GROUP is true.
238 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
240 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
241 nlabel == JUMP_LABEL (jump).
243 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
245 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
246 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
247 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
248 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
250 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
253 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
254 * c-common.c (handle_returns_twice): New function.
255 (c_common_attribute_table): Declare eturns_twice' attribute.
256 * doc/extend.texi: Document eturns_twice' attribute.
257 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
258 (struct tree_decl): Add returns_twice_flag.
260 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
262 * tree-ssa-phiopt.c: Fix a comment typo.
264 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
265 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
266 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
269 2005-03-08 Richard Henderson <rth@redhat.com>
271 * config/alpha/alpha.c (code_for_builtin): Replace special-case
272 builtin codes with ctzdi2, clzdi2, popcountdi2.
273 (struct alpha_builtin_def): Add is_const.
274 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
275 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
276 (alpha_init_builtins): Init them. Set nothrow and const attributes
278 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
279 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
280 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
281 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
282 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
283 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
284 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
285 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
286 (TARGET_FOLD_BUILTIN): New.
287 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
288 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
290 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
292 2005-03-08 Ira Rosen <irar@il.ibm.com>
294 PR tree-optimization/20122
295 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
296 condition of access function instead of base.
298 2005-03-07 Jeff Law <law@redhat.com>
299 Steven Bosscher <stevenb@suse.de>
301 * tree-cfg.c (find_taken_edge_computed_goto): New function.
302 (find_taken_edge): Call find_taken_edge_computed_goto as
303 appropriate. Allow any gimple invariant rather than just
305 (cleanup_control_flow): Cleanup a computed goto which has turned
307 (tree_merge_blocks): If block B has any forced labels, move
308 them to the start of block A.
309 * tree-ssa-dom.c (thread_across_edge): Allow threading across
310 computed gotos as well.
311 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
312 removal of unnecessary computed gotos too.
313 (lookup_redirection_data): Fix type of INSERT argument. Callers
316 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
318 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
319 Remove trailing spaces.
321 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
322 unshare_all_trees): Make them static.
323 * tree-gimple.h: Remove the corresponding prototypes.
325 * diagnostic.h: Remove unused prototype
327 * modulo-sched.c: Remove unused prototype
328 set_row_column_for_ps.
330 * tree-ssa-phiopt.c (tree_ssa_phiopt,
331 replace_phi_edge_with_variable): Remove unused variable i.
333 2005-03-07 Per Bothner <per@bothner.com>
335 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
337 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
340 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
341 bbs on the COND_EXPR instead of the PHI_NODEs.
342 (candidate_bb_for_phi_optimization): Remove.
343 (replace_phi_with_stmt): Rename to ...
344 (replace_phi_edge_with_variable): this and change so that we
345 replace the phi argument instead of removing the PHI.
346 (conditional_replacement): Change so we deal with PHI with more
348 (value_replacement): Likewise.
349 (abs_replacement): Likewise.
351 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
353 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
354 output_e500_flip_gt_bit.
356 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
358 (rs6000_generate_compare): Fix logic to look at the correct bits.
359 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
361 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
362 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
363 gen_move_from_CR_gt_bit.
365 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
366 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
367 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
369 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
370 (E500_CR_IOR_COMPARE): New constant.
372 2005-03-08 Earl Chew <earl_chew@agilent.com>
373 David Billinghurst <David.Billinghurst@riotinto.com>
375 * config/i386/host-cygwin.c: New file to support precompiled
377 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
378 * config.host: Use above files for cygwin host.
380 2005-03-07 David Edelsohn <edelsohn@gnu.org>
382 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
383 ordering ops from earlier change.
385 2005-03-07 Per Bothner <per@bothner.com>
387 Various fixes to allow us to again build if --enable-mapped-location:
388 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
389 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
390 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
391 local variable loc. Change logic appropriately.
392 * tree-vect-transform.c (vect_finish_stmt_generation): Use
393 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
394 * c-parser.c (c_parser_for_statement): Initialize loc variable.
395 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
396 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
398 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
400 PR rtl-optimization/19683
401 * reload1.c (choose_reload_regs): Pass the number of bits, not the
402 number of bytes, to smallest_int_for_mode. Fix arguments to
403 REG_CANNOT_CHANGE_MODE_P.
405 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
407 * reorg.c (relax_delay_slots): Check that the jump is
408 conditional before trying to invert it.
410 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
412 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
415 * calls (stack_arg_under_construction): Make it static.
417 * flow.c (regs_live_at_setjmp): Make it static.
418 * flow.h: Remove the corresponding prototype.
420 * reload1.c (reload_startobj, reload_firstobj,
421 something_needs_operands_changed, reload_inherited,
422 reload_inheritance_insn, reload_override_in,
423 reload_spill_index): Make them static.
425 * recog.c (verify_changes): Make it static.
426 * recog.h: Remove the corresponding prototype.
428 * cfgbuild.c (find_sub_basic_blocks): Remove.
429 * basic-block.h: Remove the corresponding prototype.
430 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
432 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
434 * tree-ssa-operands.c (check_build_stmt): Remove.
436 * stor-layout.c (set_alignment): Remove.
437 * tree.h: Remove the corresponding prototype.
439 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
441 * tree-ssa-dce.c (control_dependence_map,
442 visited_control_parents): Make them static.
444 * cfghooks.c (verify_flow_info): Remove local variable
447 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
450 * loop-unswitch.c (unswitch_loop): Remove local variable src.
452 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
454 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
456 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
458 * config/ia64/hpux.h (LINK_SPEC): Add -z.
459 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
460 PARALLEL for an empty structure.
462 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
464 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
466 * fold-const.c (fold_binary): Unroll the very first "for"
469 2005-03-06 David Edelsohn <edelsohn@gnu.org>
471 * config/rs6000/predicates.md (branch_comparison_operator): Remove
472 redundant match_code test.
473 (scc_comparison_operator): Swap match_operand and match_code
475 (branch_positive_comparison_operator): Same.
476 (trap_comparison_operator): Use comparison_operator and swap with
479 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
482 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
483 (out_movhi_r_mr): Read low byte of volatile MEM first.
484 (out_movhi_mr_r): Write high byte of volatile MEM first.
486 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
488 * cselib.c (reg_values, reg_values_size): Make them static.
490 * cse.c (cse_reg_info_table): Make it static.
492 * fold-const.c (fold_unary): Use build1 instead of copy_node.
494 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
496 * cse.c (find_best_addr): Use canon_for_address.
498 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
500 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
501 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
502 SUBREG and MEM, respectively.
504 * fold-const.c (fold_binary): Use code instead of t.
506 * fold-const.c (optimize_minmax_comparison): Take decomposed
507 arguments code, type, op0, and op1 instead of t.
508 (fold_binary): Update a call to optimize_minmax_comparison.
510 * fold-const.c (fold_range_test): Take decomposed arguments
511 code, type, op0, and op1 instead of t.
512 (fold_binary): Update a call to fold_range_test.
514 * fold-const.c (fold_binary_op_with_conditional_arg): Take
515 decomposed arguments code, type, op0, and op1 instead of t.
516 (fold_binary): Update a call to fold_range_test.
518 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
520 * fold-const.c (fold_binary): Avoid directly using the original
521 expression t as much as possible.
523 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
525 * c-semantics.c (build_stmt): Use TYPE_P instead of
526 IS_NON_TYPE_CODE_CLASS.
527 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
528 (NON_TYPE_CHECK): Use TYPE_P instead of
529 IS_NON_TYPE_CODE_CLASS.
531 * fold-const.c (fold): Remove handling of binary expressions.
533 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
535 * doc/c-tree.texi: Wrap comments in @r{}.
536 * doc/cpp.texi: Likewise.
537 * doc/cppinternals.texi: Likewise.
538 * doc/extend.texi: Likewise.
539 * doc/md.texi: Likewise.
540 * doc/objc.texi: Likewise.
541 * doc/sourcebuild.texi: Likewise.
542 * doc/tm.texi: Likewise.
545 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
547 * predict.c (apply_return_prediction): Standardize PHI chain
549 * tree-ssa.c (ssa_redirect_edge): Likewise.
551 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
552 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
555 * tree-phinodes.c (remove_phi_node): Drop the last argument.
556 * tree-flow.h: Adjust the prototype for remove_phi_node.
557 * lambda-code.c (perfect_nestify): Adjust a call to
560 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
561 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
563 * tree-ssa-dce.c (remove_dead_phis): Likewise.
564 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
565 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
566 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
568 * combine.c (simplify_and_const_int): Use gen_int_mode instead
569 of GEN_INT (trunc_int_for_mode (...)).
570 * loop-iv.c (iv_number_of_iterations): Likewise.
571 * postreload.c (reload_cse_move2add): Likewise.
572 * simplify-rtx.c (simplify_const_unary_operation,
573 simplify_const_binary_operation): Likewise.
574 * stor-layout.c (get_mode_bounds): Likewise.
576 * fold-const.c (fold_binary): New.
577 (fold): Call fold_binary on binary expressions.
579 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
581 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
582 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
583 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
584 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
585 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
587 2005-03-04 Devang Patel <dpatel@apple.com>
589 PR tree-optimization/18815
590 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
591 loops with zero exit edges.
593 2005-03-04 Devang Patel <dpatel@apple.com>
595 * doc/invoke.texi: Remove reference to webpage that does not exist.
597 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
598 Joseph S. Myers <joseph@codesourcery.com>
601 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
602 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
603 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
604 * pa.c (get_plabel): Change argument to symbol_ref. Call
605 maybe_get_identifier instead of get_identifier.
606 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
607 (struct deferred_plabel): Replace name field with symbol field.
608 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
609 ASM_OUTPUT_EXTERNAL_REAL is defined.
610 (output_global_address): Use output_addr_const for output of all
612 (output_deferred_plabels): Use symbol_ref instead of name for address
614 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
615 ASM_OUTPUT_SYMBOL_REF): New macros.
616 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
618 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
621 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
623 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
624 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
626 2005-03-04 Jeff Law <law@redhat.com>
628 * basic-block.h (rediscover_loops_after_threading): Declare.
629 * tree-ssa-dom.c: Include cfgloop.h.
630 (tree_ssa_dominator_optimize): Discover loops and some basic
631 properties. Remove forwarder blocks recreated by loop header
632 canonicalization. Also mark backedges in the CFG.
633 * tree-ssa-threadupdate.c: Include cfgloop.h
634 (rediscover_loops_after_threading): Define.
635 (struct local_info): New field, JUMP_THREADED.
636 (prune_undesirable_thread_requests): New function.
637 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
638 then record that fact for the callers of redirct_edges.
639 (thread_block): If BB has incoming backedges, then call
640 prune_undesirable_thraed_requests. Note when we are
641 going to have to rediscover loop information. Return a
642 boolean indicating if any jumps were threaded.
643 (thread_through_all_blocks): Bubble up boolean indicating
644 if any jumps were threaded.
645 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
646 (tree-ssa-threadupdate.o): Similarly.
648 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
650 * fold-const.c (fold_ternary): Unroll the "for" loop to
653 2005-03-04 Andrew Haley <aph@redhat.com>
655 * unwind-dw2-fde-glibc.c (struct
656 unw_eh_callback_data.check_cache): New field.
657 (frame_hdr_cache): New.
658 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
659 Cache frame header info.
661 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
663 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
664 (print_c_condition): Declare.
665 * read-rtl.c (ptr_loc): New structure.
666 (ptr_locs, ptr_loc_obstack, joined_conditions)
667 (joined_conditions_obstack): New variables.
668 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
669 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
670 (join_c_conditions, print_c_condition): New functions.
671 (apply_macro_to_string): Associate the new string with the same
672 source location as the old one.
673 (add_condition_to_string): Use join_c_conditions.
674 (read_string): Use set_rtx_ptr_loc to record a filename and line
675 number for the string.
676 (read_rtx): Initialize the new variables above.
677 * genattrtab.c (write_test_expr, write_attr_value): Use
679 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
680 comment above the GCC_VERSION check.
681 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
682 Inline the definition of MAYBE_EVAL.
683 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
684 * genoutput.c (process_template): Likewise.
685 * genpreds.c (write_predicate_subfunction): Likewise.
686 (write_predicate_expr): Use print_c_condition.
687 * genrecog.c (write_cond): Likewise.
688 * gensupport.c (process_rtx): Use join_c_conditions to join the
689 conditions of a define_insn_and_split. Record a source location
690 for the string after the "&&".
691 (alter_test_for_insn): Use join_c_conditions.
693 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
696 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
697 PR tree-optimization/15784
698 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
701 2005-03-04 Ben Elliston <bje@au.ibm.com>
703 * gcc.c (option_map): Add --coverage.
704 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
705 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
706 * config/darwin.h: Pass -lgcov for `coverage'.
707 * doc/invoke.texi (Debugging Options): Document --coverage.
709 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
711 * gcse.c (bypass_block): Use find_edge wherever possible.
713 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
717 * c-opts.c (c_common_parse_file): Call start_source_file
718 and end_source_file at the approriate times.
720 * dwarf2out.c (dwarf2out_finish): Don't auto-end
721 the main file, it will be done for us now.
723 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
725 * fold-const.c (fold_ternary): New.
726 (fold): Call fold_ternary on ternary expressions. Remove
727 handling of ternary expressions.
729 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
731 PR tree-optimization/15784
732 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
735 2005-03-03 David Edelsohn <edelsohn@gnu.org>
737 * config/rs6000/predicates.md (branch_comparison_operator):
738 Convert from C block to conditional format.
740 2005-03-03 Jan Hubicka <jh@suse.cz>
742 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
743 and non-constant public variables.
745 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
747 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
750 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
753 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
754 calls to release_ssa_name and release_phi_node.
756 * fold-const.c (fold): Remove handling of unary expressions.
758 * fold-const.c (fold_unary): Avoid directly using the original
759 expression t as much as possible.
761 2005-03-03 Roger Sayle <roger@eyesopen.com>
762 Andrew Pinski <pinskia@physics.uc.edu>
764 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
765 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
767 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
769 Describe special registers SRP and MOF as allocatable registers.
770 * config/cris/cris.c (cris_md_asm_clobbers): New function.
771 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
772 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
773 TARGET_HAS_MUL_INSNS.
774 (cris_print_operand) <case 'd'>: New case.
775 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
776 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
778 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
779 (REG_ALLOC_ORDER): Update for MOF.
780 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
782 (GENERAL_REGS): No longer a define of ALL_REGS.
783 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
784 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
786 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
787 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
788 (SECONDARY_RELOAD_CLASS): Define.
789 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
790 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
791 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
792 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
793 (REGISTER_MOVE_COST): Define.
794 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
795 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
796 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
797 (CRIS_MOF_REGNUM): New define_constants.
798 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
800 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
802 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
803 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
804 Adjust for MOF being properly described as a register.
805 (indir_to_reg_split): Name this split. Conditionalize on the
806 destination register being a general register.
807 (movei): Conditionalize on on operands 0 and 1 having the same
810 2005-03-03 Alan Modra <amodra@bigpond.net.au>
813 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
814 -mcpu to override any other explicitly given flags.
816 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
818 * recog.c (verify_changes, confirm_change_group): New functions,
819 broken out of apply_change_group.
820 (apply_change_group): Use them.
821 * recog.h (verify_change, confirm_change_group): Declare.
822 * rtl.h (redirect_jump_2): Declare.
823 * jump.c (redirect_exp, invert_exp): Delete.
824 (invert_exp_1): Take second parameter. Return value. Changed caller.
825 (redirect_jump_2): New function, broken out of redirect_jump.
826 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
827 (invert_jump): Use invert_jump_1 and redirect_jump_2.
828 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
830 2005-03-02 Geoffrey Keating <geoffk@apple.com>
832 * varasm.c (named_section): Use xstrdup rather than doing it by
835 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
837 2005-03-02 Devang Patel <dpatel@apple.com>
839 Undo PR tree-optimization/18815 fix.
841 2005-03-02 Devang Patel <dpatel@apple.com>
843 PR tree-optimization/18815
844 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
845 loops with zero exit edges.
847 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
849 * cfg.c (connect_src, connect_dest, disconnect_src,
850 disconnct_dest): New.
851 (unchecked_make_edge, remove_edge, redirect_edge_succ,
852 redirect_edge_pred): Use the new functions.
854 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
855 free_dominance_info only when needed.
857 2005-03-02 David Edelsohn <edelsohn@gnu.org>
860 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
861 (reg_or_sub_cint64_operand): Same.
863 2005-03-02 Jeff Law <law@redhat.com>
865 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
866 CFG_ALTERED in the main DOM iteration loop.
868 2005-03-02 Mark Mitchell <mark@codesourcery.com>
871 * varasm.c (initializer_constant_valid_p): Allow conversions
872 between OFFSET_TYPEs. Tidy.
874 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
876 * config/cris/cris.md ("return"): Remove epilogue delay list
879 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
881 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
883 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
885 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
887 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
888 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
889 config/m68k/m68k.c, config/mips/mips.h,
890 config/rs6000/rs6000-protos.h, doc/contrib.texi,
891 doc/include/gcc-common.texi: Update copyright.
893 PR middle-end/18029 and PR middle-end/18030
894 * expr.c (optimize_bitfield_assignment_op): Add a special case
895 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
897 * fold-const.c (fold_unary): New.
898 (fold): Call fold_unary on unary expressions.
900 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
902 * cgraph.h (struct cgraph_edge): Add prev_caller and
904 (cgraph_node_remove_callees): Export.
905 * cgraph.c (cgraph_create_edge): Initialize prev_caller
907 (cgraph_edge_remove_callee): New function.
908 (cgraph_edge_remove_caller): Likewise.
909 (cgraph_remove_edge): Use.
910 (cgraph_redirect_edge_callee): Likewise.
911 (cgraph_node_remove_callees): New function.
912 (cgraph_node_remove_callers): Likewise.
913 (cgraph_remove_node): Use.
914 * tree-optimize.c (tree_rest_of_compilation): Use
915 cgraph_node_remove_callees instead of manual loop.
916 * cgraphunit.c (cgraph_finalize_function): Likewise.
917 (cgraph_expand_function): Likewise.
918 (cgraph_remove_unreachable_nodes): Likewise.
920 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
923 * c-tree.h (undeclared_variable, build_external_ref): Add extra
925 * c-decl.c (undeclared_variable): Take location as argument.
926 * c-typeck.c (build_external_ref): Likewise.
927 * c-parser.c (c_parser_postfix_expression): Pass location of
928 identifier to build_external_ref.
930 2005-03-01 David Edelsohn <edelsohn@gnu.org>
932 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
933 CCEQ mode for branch_positive_comparison_operator test.
934 * config/rs6000/predicates (branch_comparison_operator): Revert to
936 (scc_comparison_operator): Same.
937 (branch_positive_comparison_operator): Same.
939 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
941 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
942 (cris_delay_slots_for_epilogue): Remove.
943 (save_last): Move into cris_target_asm_function_epilogue.
944 (cris_target_asm_function_epilogue): Remove tests for file being
946 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
947 (cris_delay_slots_for_epilogue): Remove prototypes.
948 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
949 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
951 2005-03-01 David Edelsohn <edelsohn@gnu.org>
953 * config/rs6000/predicates.md (branch_comparison_operator): Change
954 to define_special_predicate.
955 (scc_comparison_operator): Same.
956 (branch_positive_comparison_operator): Same.
958 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
960 * Makefile.in (tree-ssa-sink.o): New.
961 (OBJS-common): Add tree-ssa-sink.o.
962 * common.opt: Add -ftree-sink
963 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
964 * timevar.def (TV_TREE_SINK): new timevar.
965 * tree-flow.h (is_hidden_global_store): Prototype.
966 * tree-optimize.c (init_tree_optimization_passes): Add
968 * tree-pass.h (pass_sink_code): New.
969 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
970 for non-obvious global store store to is_hidden_global_store, and
971 call that new function.
972 * tree-ssa-sink.c: New file.
973 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
974 * doc/passes.texi: Document forward store motion.
975 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
976 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
977 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
978 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
980 2005-03-01 Per Bothner <per@bothner.com>
982 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
983 and we have a non-zero column-number, add it to the message.
984 Also factor out the diagnostic_kind_text.
986 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
988 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
989 flow_loop_pre_header_scan, flow_loop_pre_header_find,
990 flow_loop_scan): Removed.
991 (flow_loop_dump): Do not dump removed fields.
992 (flow_loop_free): Do not free removed fields.
993 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
994 (loop_exit_edge_p): New function.
995 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
996 num_pre_header_edges, entry_edges, num_entries, exit_edges,
997 num_exits, exits_doms.
998 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
999 LOOP_EDGES, LOOP_ALL): Removed.
1000 (flow_loop_scan): Declaration removed.
1001 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1002 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1004 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1005 (if_convert): Call flow_loops_find and flow_loops_free
1006 when calling mark_loop_exit_edges.
1007 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1008 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1009 free_dominance_info calls.
1010 * loop-init.c (flow_loops_find): Ditto.
1011 * passes.c (rest_of_handle_branch_prob): Ditto.
1012 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1013 * loop-unroll.c (analyze_insns_in_loop): Do not use
1015 * predict.c (predict_loops): Do not call flow_loop_scan.
1016 Use get_loop_exit_edges.
1017 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1018 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1019 Do not use EDGE_LOOP_EXIT.
1020 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1021 to bb_with_exit_edge_p.
1022 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1023 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1024 to bb_with_exit_edge_p.
1025 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1027 * tree-loop-linear.c (linear_transform_loops): Do not call
1028 flow_loop_scan. Use loop->single_exit.
1029 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1030 (vect_analyze_loop_form): Do not call flow_loop_scan.
1031 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1033 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1035 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1036 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1037 slpeel_tree_duplicate_loop_to_edge_cfg,
1038 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1039 Use loop_preheader_edge and loop->single_exit. Do not call
1042 2005-03-01 Nick Clifton <nickc@redhat.com>
1044 * config/arm/arm.c (thumb_find_work_register): Check all of the
1045 argument registers to see if they are free, and a couple of
1046 special cases where the last argument register but can be proved
1047 to be available during the function's prologue.
1048 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1049 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1050 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1052 (thumb_compute_save_reg_mask): Likewise. Also use
1053 thumb_find_work_register() to ensure that there is agreement about
1054 which work register is going to be used in the prologue.
1055 (thumb_output_function_prologue): Use unsigned long as the type
1056 for the register bit-mask. Also delay pushing the link register if
1057 other high registers are going to be pushed.
1058 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1059 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1060 redundant prototypes.
1062 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1065 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1066 and after reload in REG+REG indexed addresses without REG_POINTER
1067 set in the base and not set in the index.
1069 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1071 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1072 Don't undefine here.
1073 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1074 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1075 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1076 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1077 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1079 * config.gcc (sh*-*-linux*): Use config/linux.h.
1081 2005-02-28 Dale Johannesen <dalej@apple.com>
1082 Stan Shebs <shebs@apple.com>
1084 Rewrite of 64-bit Darwin structure-by-value pass/return.
1085 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1086 intoffset, use_stack, named.
1087 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1088 (rs6000_darwin64_record_arg_advance_flush): New.
1089 (rs6000_darwin64_record_arg_advance_recurse): New.
1090 (rs6000_darwin64_record_arg_flush): New.
1091 (rs6000_darwin64_record_arg_recurse): New.
1092 (rs6000_darwin64_record_arg): New.
1093 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1094 (function_arg_boundary): Handle 128-bit aligned structs.
1095 (function_arg_advance): Rewrite darwin64 struct handling.
1096 (function_arg): Call rs6000_darwin64_record_arg.
1097 (function_arg_partial_nregs): Handle darwin64 structs.
1098 (rs6000_darwin64_function_value): Remove.
1099 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1101 2005-02-28 Roger Sayle <roger@eyesopen.com>
1103 PR tree-optimization/20216
1104 * tree-chrec.c (tree_fold_factorial): Delete.
1105 (tree_fold_binomial): Change argument list to take a return type
1106 and change the type of K to unsigned int. Rewrite to avoid explicit
1107 evaluation of factorials, and (recursively) calling fold to perform
1108 compile-time arithmetic. Return NULL on (internal) overflow.
1109 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1110 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1111 if any intermediate calculation overflows.
1112 (chrec_apply): Update call to chrec_evaluate.
1114 2005-02-28 James E Wilson <wilson@specifixinc.com>
1116 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1118 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1121 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1122 instead of NULL_TREE on error.
1124 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1126 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1127 (EASY_VECTOR_15_ADD_SELF): Remove.
1128 (num_insns_constant_wide): Not static.
1129 (validate_condition_mode): Not static.
1130 (toc_relative_expr_p): Not static.
1131 (legitimate_indirect_address_p): Not static.
1132 (macho_lo_sum_memory_operand): Not static.
1133 (invalid_e500_subreg): Not static.
1134 (easy_vector_same): Not static.
1135 (easy_vector_splat_const): Not static.
1136 (RS6000_SYMBOL_REF_TLS_P): Remove.
1137 (any_operand): Delete.
1138 (any_parallel_operand): Delete.
1139 (count_register_operand): Delete.
1140 (altivec_register_operand): Delete.
1141 (xer_operand): Delete.
1142 (s8bit_cint_operand): Delete.
1143 (short_cint_operand): Delete.
1144 (u_short_cint_operand): Delete.
1145 (non_short_cint_operand): Delete.
1146 (exact_log2_cint_operand): Delete.
1147 (gpc_reg_operand): Delete.
1148 (cc_reg_operand): Delete.
1149 (cc_reg_not_cr0_operand): Delete.
1150 (reg_or_short_operand): Delete.
1151 (reg_or_neg_short_operand): Delete.
1152 (reg_or_aligned_short_operand): Delete.
1153 (reg_or_u_short_operand): Delete.
1154 (reg_or_cint_operand): Delete.
1155 (reg_or_arith_cint_operand): Delete.
1156 (reg_or_add_cint64_operand): Delete.
1157 (reg_or_sub_cint64_operand): Delete.
1158 (reg_or_logical_cint_operand): Delete.
1159 (got_operand): Delete.
1160 (got_no_const_operand): Delete.
1161 (easy_fp_constant): Delete.
1162 (easy_vector_constant): Delete.
1163 (easy_vector_constant_add_self): Delete.
1164 (zero_constant): Delete.
1165 (zero_fp_constant): Delete.
1166 (volatile_mem_operand): Delete.
1167 (offsettable_mem_operand): Delete.
1168 (mem_or_easy_const_operand): Delete.
1169 (add_operand): Delete.
1170 (non_add_cint_operand): Delete.
1171 (logical_operand): Delete.
1172 (non_logical_cint_operand): Delete.
1173 (mask_operand): Delete.
1174 (mask_operand_wrap): Delete.
1175 (mask64_operand): Delete.
1176 (mask64_2_operand): Delete.
1177 (and64_operand): Delete.
1178 (and64_2_operand): Delete.
1179 (and_operand): Delete.
1180 (reg_or_mem_operand): Delete.
1181 (lwa_operand): Delete.
1182 (symbol_ref_operand): Delete.
1183 (call_operand): Delete.
1184 (current_file_function_operand): Delete.
1185 (input_operand): Delete.
1186 (rs6000_nonimmediate_operand): Delete.
1187 (rs6000_tls_symbol_ref): Delete.
1188 (save_world_operation): Delete.
1189 (restore_world_operation): Delete.
1190 (load_multiple_operation): Delete.
1191 (store_multiple_operation): Delete.
1192 (vrsave_operation): Delete.
1193 (mfcr_operation): Delete.
1194 (mtcrf_operation): Delete.
1195 (lmw_operation): Delete.
1196 (stmw_operation): Delete.
1197 (branch_comparison_operator): Delete.
1198 (branch_positive_comparison_operator): Delete.
1199 (scc_comparison_operator): Delete.
1200 (trap_comparison_operator): Delete.
1201 (boolean_operator): Delete.
1202 (boolean_or_operator): Delete.
1203 (min_max_operator): Delete.
1204 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1205 (EASY_VECTOR_15): Moved to here.
1206 (EASY_VECTOR_15_ADD_SELF): Move to here.
1207 (PREDICATE_CODES): Delete.
1208 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1209 Declare functions no longer static.
1210 * config/rs6000/predicates.md: New.
1211 * config/rs6000/rs6000.md: Include predicates.md
1213 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1215 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1216 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1218 * cfgrtl.c (need_fake_edge_p): Likewise.
1219 * combine.c (distribute_notes): Likewise.
1220 * emit-rtl.c (try_split): Likewise.
1221 * recog.c (peephole2_opimize): Likewise.
1222 * reg-notes.def (ALWAYS_RETURN): Remove.
1223 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1224 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1225 * tree.h (ECF_ALWAYS_RETURN): Remove.
1227 2005-02-28 Roger Sayle <roger@eyesopen.com>
1230 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1231 between different machine modes is never a "useless" conversion.
1233 2005-02-28 Geert Bosch <bosch@gnat.com>
1236 * doc/contrib.texi: List contributors for Ada front end
1238 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1240 * simplify-rtx.c (simplify_unary_operation_1,
1241 simplify_const_unary_operation): New, extracted from...
1242 (simplify_unary_operation): ... this one.
1243 (simplify_binary_operation_1,
1244 simplify_const_binary_operation): New, extracted from...
1245 (simplify_binary_operation): ... this one.
1246 * rtl.h (simplify_const_unary_operation,
1247 simplify_const_binary_operation): Add prototypes.
1249 2005-02-28 Julian Brown <julian@codesourcery.com>
1251 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1252 building libjava and caused PR regression/20228.
1254 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1257 * Makefile.in (host_subdir): New.
1258 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1259 * configure: Regenerate.
1261 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1263 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1264 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1265 installation directory first.
1267 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1270 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1271 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1272 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1273 * config/cris/cris.md: Tweak comments referring to Q.
1274 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1275 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1276 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1277 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1278 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1279 Insert spaces in constraints to align alternatives vertically for
1281 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1284 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1286 PR rtl-optimization/17728
1287 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1288 operand 0 from general_operand to move_dest_operand.
1290 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1292 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1293 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1294 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1295 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1297 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1299 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1300 * configure: Regenerate.
1301 * libada-mk.in: Remove CC; rename
1302 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1304 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1307 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1308 for the lhs, also walk over the tree. Likewise for rhs.
1310 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1312 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1313 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1314 Do not propagate value of iv before increment over the increment.
1316 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1318 * c-parser.c: New file.
1319 * c-parse.in: Remove.
1320 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1322 (c-parser.o): Add dependencies.
1323 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1324 maintainer-clean, TAGS): Update.
1325 * c-config-lang.in (gtfiles): Update.
1326 * gengtype-lex.l: Don't handle "@@".
1327 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1328 objc_build_synchronized, objc_begin_try_stmt,
1329 objc_begin_catch_clause, objc_finish_catch_clause,
1330 objc_build_finally_clause, objc_finish_try_stmt): New.
1331 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1333 (c_parse_init): Update comment.
1334 * c-decl.c (c_init_decl_processing): Update comment.
1335 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1336 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1337 new c_declspecs members.
1339 2005-02-25 Julian Brown <julian@codesourcery.com>
1341 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1342 from being used for symbols with vague linkage when
1343 HAVE_GAS_COMDAT_GROUP is true.
1345 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1347 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1349 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1352 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1353 (LIBGCC2_HAS_DF_MODE): New.
1354 (LIBGCC2_HAS_XF_MODE): New.
1355 (LIBGCC2_HAS_TF_MODE): New.
1356 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1357 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1358 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1359 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1360 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1361 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1362 and add _fixtfdi, _fixunstfdi, _floatditf
1363 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1364 L_fixunstfdi, L_floatditf.
1365 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1366 (LIBGCC2_HAS_TF_MODE): Define.
1368 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1370 PR tree-optimization/20204
1371 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1372 REWRITE_THIS_STMT markers on PHI nodes.
1373 (rewrite_initialize_block): Likewise.
1375 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1377 * version.c (version_string): Update to 4.1.
1379 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1381 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1382 Clarify that the alternative way doesn't work in GNU C++.
1384 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1386 PR tree-optimization/19937
1387 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1388 to the type of the induction variable.
1390 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1392 PR rtl-optimization/20117
1393 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1394 the block including noncopyable insn.
1396 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1398 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1399 calls to find_reg_note.
1401 2005-02-24 Richard Henderson <rth@redhat.com>
1404 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1407 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1409 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1410 vector types if to use base reg for misaligned non-word ld/std.
1412 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1415 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1416 dwarf2 label manually and put it after, not before the prologue.
1418 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1421 * reload.c (operands_match_p): Only increment register number for
1422 SCALAR_INT_MODE_P modes in multiple hard registers.
1424 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1427 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1429 * ChangeLog.5: Fix log message typo(s).
1430 * ChangeLog.7: Likewise.
1431 * ChangeLog.tree-ssa: Likewise.
1432 * cfgexpand.c: Fix comment typo(s).
1433 * conflict.c: Likewise.
1434 * defaults.h: Likewise.
1435 * dwarf2out.c: Likewise.
1437 * ggc-page.c: Likewise.
1438 * tree-eh.c: Likewise.
1439 * tree-ssa-dom.c: Likewise.
1441 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1444 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1445 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1446 if SHARED is defined.
1449 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1450 allow splitting only if operands 0 and 3 don't overlap.
1452 2005-02-24 Richard Henderson <rth@redhat.com>
1455 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1456 (fold_builtin_1): Call them.
1457 * fold-const.c (fold_complex_mult_parts): Split out from ...
1458 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1459 (fold_complex_div_parts, fold_complex_div): New.
1461 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1463 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1465 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1466 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1468 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1469 (print_node): Likewise.
1470 Print TYPE_SIZES_GIMPLIFIED.
1472 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1474 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1475 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1476 operands as commutative in constraints.
1478 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1480 * tree-into-ssa.c: Re-organize internal functions.
1482 2005-02-24 Richard Henderson <rth@redhat.com>
1485 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1487 * common.opt (fcx-limited-range): New.
1488 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1489 * toplev.c (flag_complex_method): Initialize to 1.
1490 (process_options): Set flag_complex_method to 0 if
1491 flag_cx_limited_range.
1492 * doc/invoke.texi (-fcx-limited-range): New.
1494 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1496 * cse.c (delete_trivially_dead_insns): Speed up by using
1497 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1500 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1502 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1503 functions when -mid-shared-library is being used.
1505 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1507 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1508 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1509 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1510 * system.h: Poison LINK_LIBGCC_SPECIAL.
1512 2005-02-23 James E Wilson <wilson@specifixinc.com>
1514 * gengtype.c (note_insn_name): Make 1 element larger.
1516 2005-02-23 Roger Sayle <roger@eyesopen.com>
1519 PR rtl-optimization/20097
1520 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1521 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1523 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1525 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1526 * t-aix52 (SHLIB_INSTALL): Same.
1528 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1530 * genpreds.c: Update copyright.
1532 2005-02-23 Michael Beach <michaelb@ieee.org>
1535 * config/sparc/t-elf (startup files): Assemble with CPP.
1537 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1539 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1540 (write_predicate_expr): Likewise.
1542 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1544 PR tree-optimization/20100
1545 PR tree-optimization/20115
1546 * tree-optimize.c (init_tree_optimization_passes): Remove
1547 pass_maybe_create_global_var.
1548 * tree-pass.h (pass_maybe_create_global_var): Remove.
1549 * tree-ssa-alias.c (aliases_computed_p): Declare.
1550 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1551 (count_calls_and_maybe_create_global_var): Remove.
1552 (pass_maybe_create_global_var): Remove.
1553 (init_alias_info): Do not declare aliases_computed_p.
1554 (maybe_create_global_var): If the function contains no
1555 call-clobbered variables and a mix of pure/const and regular
1556 function calls, create .GLOBAL_VAR.
1557 Mark all call-clobbered variables for renaming.
1558 (merge_pointed_to_info): Update comment.
1559 (add_pointed_to_var): Likewise.
1560 (is_escape_site): Likewise.
1561 Accept struct alias_info * instead of size_t *.
1563 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1565 * tree-ssa-operands.c (get_call_expr_operands): If
1566 ALIASES_COMPUTED_P is false, do not add call-clobbering
1568 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1569 (delete_tree_ssa): Likewise.
1571 2005-02-22 James E Wilson <wilson@specifixinc.com>
1573 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1574 (do_compile): Do call it here.
1576 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1578 PR rtl-optimization/20017.
1579 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1580 rest_of_handle_cse2, rest_of_handle_gcse): Call
1581 delete_dead_jumptables immediately before calling cleanup_cfg.
1583 2005-02-22 Devang Patel <dpatel@apple.com>
1586 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1589 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1591 * config/rs6000/aix.h (WINT_TYPE): Define.
1593 2005-02-22 Stan Shebs <shebs@apple.com>
1595 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1596 natural alignment for 64-bit Darwin.
1597 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1599 * doc/invoke.texi: Document this.
1601 2005-02-22 DJ Delorie <dj@redhat.com>
1603 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1604 to make_[un]signed_type, not the mode itself.
1606 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1608 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1609 not available. Use tail calls wherever possible.
1610 (make_edge): Call unchecked_make_edge to create an edge.
1612 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1613 (coalesce_ssa_name): Don't check for
1614 SSANORM_USE_COALESCE_LIST.
1615 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1617 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1619 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1620 (rewrite_into_ssa): ... here.
1622 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1624 PR tree-optimization/19786
1625 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1626 tag to another's may-alias bitmap when adding to the other's list.
1628 2005-02-21 DJ Delorie <dj@redhat.com>
1630 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1631 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1632 registers in unsupported ways.
1633 * expmed.c (init_expmed): Likewise.
1635 2005-02-21 Stan Cox <scox@redhat.com>
1637 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1639 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1641 * tree-cfg.c (fold_cond_expr_cond): New.
1642 (make_edges): Call fold_cond_expr_cond.
1643 (find_taken_edge): Accept nothing but INTEGER_CST.
1644 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1646 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1648 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1649 that do not belong to any basic block.
1651 2005-02-21 Jeff Law <law@redhat.com>
1653 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1656 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1658 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1659 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1660 Adjust their definitions.
1661 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1662 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1664 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1665 genautomata.c, langhooks.c, langhooks.h, system.h,
1666 config/arm/lib1funcs.asm: Update copyright.
1668 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1670 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1672 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1675 * doc/install.texi: Document --with-gc.
1677 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1679 * simplify-rtx.c (simplify_unary_operation): Add a missing
1682 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1684 PR tree-optimization/18663
1685 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1686 if the type has variable bounds.
1688 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1690 * gcse.c: Remove an obsolete comment.
1692 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1694 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1696 * doc/extend.texi (Function Attributes) <Attribute const>: The
1697 attribute "pure" is below this text, not above.
1699 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1701 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1702 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1703 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1705 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1708 * langhooks.h (struct lang_hooks): Add to_target_charset.
1709 * langhooks.c (lhd_to_target_charset): New function.
1710 * langhooks-def.h: Declare lhd_to_target_charset.
1711 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1712 (LANG_HOOKS_INITIALIZER): Update.
1713 * c-common.c (c_common_to_target_charset): New function.
1714 * c-common.h: Declare it.
1715 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1716 c_common_to_target_charset.
1718 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1719 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1721 * system.h: Poison them.
1722 * doc/tm.texi: Don't discuss them.
1723 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1724 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1725 (pp_c_char): Do not attempt to generate letter escapes for
1727 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1728 * config/mips/mips.c (mips_output_ascii): Likewise.
1730 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1732 PR tree-optimization/19951
1733 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1736 2005-02-19 Steven Bosscher <stevenb@suse.de>
1739 * function.h (struct function): New field `max_loop_depth'.
1740 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1741 (flow_loops_find): Reset the max loop depth count before finding loops.
1742 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1743 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1744 (calculate_global_regs_live): Make sure the loop will terminate
1745 when the initial sets are not empty.
1747 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1749 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1751 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1753 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1756 * doc/invoke.texi: Remove documentation of %M spec.
1758 (init_spec): Remove %M suffix from -lgcc_s.
1759 (do_spec_1): Remove 'M' case.
1760 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1761 to put shared libraries in the multilib directory. Remove the
1762 shlib_so_soname substitution variable. Don't add a multilib encoding
1763 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1764 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1765 SHLIB_INSTALL as well as SHLIB_LINK.
1766 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1767 (SHLIB_NAME): Delete.
1768 (SHLIB_DIR): New macro.
1769 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1770 (SHLIB_INSTALL): Adjust accordingly.
1771 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1772 * config/t-slibgcc-sld: Likewise.
1773 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1774 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1775 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1777 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1778 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1779 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1780 Use @shlib_base_name@ instead of @shlib_so_name@.
1781 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1782 and @shlib_base_name@.so in @multilib_dir@.
1783 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1784 to the install path.
1785 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1786 (SHLIB_LINK): Remove previous workaround.
1787 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1788 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1789 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1791 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1792 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1793 (SHLIB_INSTALL): Adjust accordingly.
1794 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1795 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1796 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1797 config/t-slibgcc-elf-ver.
1799 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1800 Jakub Jelinek <jakub@redhat.com>
1802 PR tree-optimization/19828
1803 * tree-ssa-loop-im.c: Add a TODO comment.
1804 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1805 without side-effects.
1807 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1809 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1812 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1814 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1815 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1816 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1818 (ia64_reorg): Delete fixup_errata call.
1819 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1820 (TARGET_SWITCHES): Delete -mb-step entry.
1822 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1825 * c-typeck.c (composite_type): Handle quals in transparent unions.
1826 (type_lists_compatible_p): Likewise.
1828 2005-02-18 Stan Shebs <shebs@apple.com>
1830 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1831 expressions in the .literal8 section.
1833 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1835 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1837 2005-02-18 Roger Sayle <roger@eyesopen.com>
1839 * fold-const.c (constant_boolean_node): Always create values of the
1840 specified type, don't bother calling truthvalue_conversion.
1842 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1844 * except.c (output_function_exception_table): Call
1845 assemble_external_libcall (eh_personality_libfunc).
1847 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1850 * config/ia64/ia64.h (struct machine_function): Add state_num.
1851 * config/ia64/ia64.c (process_epilogue,
1852 process_for_unwind_directive): Use new unwind state numbers each
1853 time rather than state 1.
1855 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1858 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1859 before the "*llgt_didi" pattern.
1861 2005-02-18 Jason Merrill <jason@redhat.com>
1863 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1865 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1867 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1868 (div0): Use it in place of ARM_FUNC_ALIAS.
1869 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1871 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1874 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1875 access, the lower bound of the array type if it exists.
1877 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1880 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1881 cases that are out-of-range for the index type.
1883 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1885 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1886 (estimate_case_costs): Don't call convert.
1887 * expmed.c (expand_shift): Likewise.
1888 (make_tree): Call fold_convert instead of convert.
1890 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1893 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1894 that ref to be marked MEM_READONLY_P doesn't have base that needs
1897 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1899 * genautomata.c (output_get_cpu_unit_code_func,
1900 output_cpu_unit_reservation_p): Don't generate old-style function
1903 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1906 PR tree-optimization/20009
1907 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1909 PR tree-optimization/18947
1910 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1911 inline, remove all nodes that are inlined into the extern inline
1914 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1916 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1917 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1918 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1919 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1922 2005-02-17 Roger Sayle <roger@eyesopen.com>
1924 PR tree-optimization/19917
1925 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1926 to be potentially trapping.
1928 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1930 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1932 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1934 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1935 tem becomes a local variable which is set to the value of the
1936 back end defined INITIAL_FRAME_ADDRESS macro.
1937 (expand_builtin_frame_address): Omit the base parameter to
1938 expand_builtin_return_addr.
1939 (expand_builtin_profile_func): Likewise.
1940 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1941 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1942 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1944 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1946 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1947 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1948 * config/frv/frv.c (frv_function_epilogue): Likewise.
1950 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1952 * lambda-code (perfect_nestify): Remove mark/unmark
1954 * tree-loop-linear.c (linear_transform_loops): Add
1955 rewrite_into_ssa call so that ssa is correct for
1956 rewriting into loop closed.
1958 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1960 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1961 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1963 * bt-load.c (btr_def_live_range, combine_btr_defs,
1964 migrate_btr_def, migrate_btr_defs): Likewise.
1965 * cfgcleanup.c (thread_jump): Likewise.
1966 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1967 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1968 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1969 df_rd_local_compute, df_reg_info_compute): Likewise.
1970 * dominance.c (init_dom_info, free_dom_info): Likewise.
1971 * flow.c (init_propagate_block_info,
1972 free_propagate_block_info): Likewise.
1973 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1974 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1975 modify_reg_pav): Likewise.
1976 * loop-invariant.c (find_defs, find_invariant_insn,
1977 find_invariants, free_inv_motion_data): Likewise.
1978 * predict.c (tree_predict_by_opcode,
1979 estimate_bb_frequencies): Likewise.
1980 * stmt.c (expand_case): Likewise.
1981 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1982 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1983 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1984 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1985 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1986 rewrite_ssa_into_ssa): Likewise.
1987 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1988 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1989 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1990 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1991 * tree-sra.c (tree_sra): Likewise.
1992 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1993 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1994 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1995 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1996 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1997 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1999 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2000 calculate_live_on_entry, calculate_live_on_exit,
2001 build_tree_conflict_graph): Likewise.
2002 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2003 record_important_candidates, set_use_iv_cost, find_depends,
2004 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2005 tree_ssa_iv_optimize_finalize): Likewise.
2006 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2007 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2008 tree_duplicate_loop_to_header_edge): Likewise.
2009 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2010 * tree-ssa.c (verify_flow_insensitive_alias_info,
2011 verify_name_tags, verify_ssa, init_tree_ssa,
2012 delete_tree_ssa): Likewise.
2013 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2014 fini_ssanames): Likewise.
2015 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2017 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2019 * config/rs6000/t-rtems: Completely reworked.
2021 2005-02-17 Ira Rosen <irar@il.ibm.com>
2023 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2025 2005-02-17 Ira Rosen <irar@il.ibm.com>
2027 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2028 POINTER_TYPE_P when checking that type is a pointer.
2029 (vect_get_memtag): Remove.
2030 (vect_address_analysis): Use POINTER_TYPE_P. Call
2031 vect_object_analysis with dummy parameter for memtag.
2032 (vect_object_analysis): Extract memtag (functionality that
2033 used to be in vect_get_memtag and moved here). Fix printings.
2034 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2035 with correct parameters. Remove call to vect_get_memtag.
2037 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2039 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2040 (tree-vectorizer.o): Added missing dependencies.
2042 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2044 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2045 declaration in tree-vectorizer.c, now has an extern declaration in
2047 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2048 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2049 get_vectype_for_scalar_type, vect_is_simple_use,
2050 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2051 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2052 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2053 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2054 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2055 find_loop_location): Likewise.
2057 * tree-vectorizer.c (langhooks.h): #include removed.
2058 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2059 moved to tree-vectorized.h.
2060 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2061 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2062 get_vectype_for_scalar_type, vect_is_simple_use,
2063 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2064 vect_supportable_dr_alignment, new_loop_vec_info,
2065 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2066 vect_set_verbosity_level, find_loop_location): Likewise.
2068 (vect_analyze_loop): Function externalized. Declaration moved to
2069 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2070 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2071 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2072 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2073 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2074 vect_enhance_data_refs_alignment, vect_analyze_operations,
2075 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2076 vect_stmt_relevant_p, vect_get_loop_niters,
2077 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2078 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2079 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2080 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2081 vect_get_memtag): Likewise.
2083 (vectorizable_load): Function externalized. Declaration moved to
2084 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2085 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2086 vect_transform_loop): Likewise.
2087 (vect_transform_stmt): Moved to tree-vect-transform.c.
2088 (vect_align_data_ref, vect_create_destination_var,
2089 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2090 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2091 vect_get_vec_def_for_operand, vect_init_vector,
2092 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2093 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2094 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2095 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2096 vect_do_peeling_for_loop_bound): Likewise.
2098 * tree-vect-analyze.c: New file.
2099 * tree-vect-transform.c: New file.
2101 2005-02-17 Jason Merrill <jason@redhat.com>
2103 PR mudflap/19319, c++/19317
2104 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2107 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2109 * doc/install.texi (Specific): Update link for Darwin-specific
2112 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2114 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2115 constant_boolean_node.
2117 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2120 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2121 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2123 2005-02-16 Richard Henderson <rth@redhat.com>
2126 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2128 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2129 replace uses with Wtype_MAXp1_F.
2130 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2131 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2132 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2133 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2134 and HAVE_TFMODE as appropriate.
2135 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2136 (__floatdisf): Likewise.
2137 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2138 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2139 (Wtype_MAXp1_F): New.
2140 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2141 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2143 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2146 * arm.c (arm_apply_result_size): New function.
2147 * arm.h (APPLY_RESULT_SIZE): Define.
2148 * arm-protos.h (arm_apply_result_size): Add prototype.
2149 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2150 (movxf): New expand.
2151 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2152 (call_value_symbol): Remove predicate for operand 0.
2153 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2154 (untyped_call): Rework to correclty return values for any type.
2155 (untyped_return): New expand.
2156 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2158 2005-02-16 Stan Shebs <shebs@apple.com>
2160 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2161 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2163 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2165 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2166 configure settings on Solaris 7 and later.
2168 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2170 PR tree-optimization/19865
2171 * tree-optimize.c (init_tree_optimization_passes): Run
2172 pass_may_alias after pass_sra.
2174 2005-02-16 Richard Henderson <rth@redhat.com>
2175 Stuart Hastings <stuart@apple.com>
2178 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2179 Do nothing if debug info suppressed for this function.
2180 (dbxout_begin_function): Early exit if debug info suppressed for
2183 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2186 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2188 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2190 PR tree-optimization/19967
2191 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2192 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2193 argument TYPE. Adjust calls to fold_builtin_XXX.
2194 (expand_builtin, fold_builtin_1): Adjust calls to
2196 (fold_builtin_strchr, fold_builtin_strpbrk,
2197 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2198 result to a requested type TYPE.
2200 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2203 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2204 (T)x & (T)cst if (T)cst overflows.
2205 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2206 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2208 2005-02-15 Jeff Law <law@redhat.com>
2210 * gcse.c (blocks_with_calls): New bitmap.
2211 (alloc_gcse_mem): Allocate it.
2212 (free_gcse_mem): Free it.
2213 (clear_modifY_mem_tables): Clear it.
2214 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2215 when we encounter CALL_INSNs.
2216 (compute_transp, case MEM): Handle blocks with calls separate
2217 from blocks without calls. Use bitmap iterators rather than
2220 2005-02-15 Peter O'Gorman <peter@pogma.com>
2223 * mklibgcc.in (vis_hide): Use a temporary object file, not
2226 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2229 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2230 access optimization.
2232 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2233 Alan Modra <amodra@bigpond.net.au>
2236 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2237 (_xlqsub): Rename to __gcc_qsub.
2238 (_xlqmul): Rename to __gcc_qmul.
2239 (_xlqdiv): Rename to __gcc_qdiv.
2240 Provide versioned symbol aliases with old names.
2241 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2242 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2243 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2244 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2245 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2247 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2249 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2250 Fold ~(A - 1) and ~(A + -1) to -A.
2252 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2256 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2257 config/pa/pa-host.c:pa_gt_pch_use_address.
2259 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2261 * tree-vn.c (get_value_handle): Make sure that given an
2262 is_gimple_min_invariant expression, we always return it.
2264 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2266 * passes.c (rest_of_handle_gcse): Fix a comment.
2268 2005-02-15 Jeff Law <law@redhat.com>
2270 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2272 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2273 (canon_list_insert, record_last_mem_set_info): Similarly.
2274 (clear_modify_mem_tables): Similarly.
2276 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2278 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2279 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2280 config/mips/mips.md, config/rs6000/aix.h,
2281 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2283 2005-02-15 Richard Henderson <rth@redhat.com>
2285 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2286 call to be best_edge.
2288 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2290 * basic-block.h: Adjust the prototype for find_basic_blocks.
2291 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2292 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2295 * flow.c (recompute_reg_usage): Remove all arguments.
2296 * passes.c (rest_of_compilation): Adjust the call to
2297 recompute_reg_usage.
2298 * rtl.h: Adjust the prototype for recompute_reg_usage.
2300 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2302 * tree-dump.c (dump_files): Update to reflect new member
2304 (dump_register): Add new argument.
2306 (dump_switch_p_1): Check against glob name if doglob was passed.
2307 (dump_switch_p): Check against regular first, then glob if
2308 we didn't have any hits on the dump name.
2309 * tree-optimize.c (register_one_dump_file):
2310 Pass in glob name as well.
2311 * tree-pass.h (struct dump_file_info): Add glob
2314 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2316 PR preprocessor/16323
2317 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2319 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2322 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2323 (trunctfdf2_internal1): New.
2324 (trunctfdf2_internal2): Renamed from trunctfdf2.
2326 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2328 PR tree-optimization/19853
2329 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2331 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2333 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2334 delete_dead_jumptables and cleanup_cfg.
2336 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2338 * reload.c (find_reloads): Swap address_reloaded flags when
2339 swapping commutative operands.
2341 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2343 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2344 Use standard_iv_increment_position for computing the bsi position
2346 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2349 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2352 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2353 life range of hard registers.
2354 * value-prof.c (insn_prefetch_values_to_profile): Only
2357 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2358 profile in libcalls.
2360 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2362 * bitmap.h (bitmap_and_compl_into): Return bool.
2363 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2365 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2367 PR tree-optimization/19944
2368 * fold-const.c (fold): Re-add ABS_EXPR folding.
2370 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2373 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2374 {TARGET,MASK}_XL_COMPAT.
2375 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2377 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2378 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2380 (rs6000_arg_partial_bytes): Same.
2381 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2382 and XL compatibility enabled.
2383 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2384 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2385 test to final condition.
2386 (cmptf_internal2): New.
2387 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2388 xl-compat. Add TFmode information to description.
2390 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2392 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2394 2005-02-13 Jason Merrill <jason@redhat.com>
2397 * fold-const.c (fold_indirect_ref_1): Split out from...
2398 (build_fold_indirect_ref): Here.
2399 (fold_indirect_ref): New fn.
2400 * tree.h: Declare it.
2401 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2402 (gimplify_modify_expr_rhs): Likewise.
2403 (gimplify_expr): Likewise.
2405 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2407 PR tree-optimization/14303
2408 PR tree-optimization/15784
2409 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2410 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2411 ABS_EXPR<x> != 0 to x != 0.
2413 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2415 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2416 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2417 spelling conventions.
2419 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2420 delete_trivially_dead_insns too many times.
2422 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2425 2005-02-12 Ira Rosen <irar@il.ibm.com>
2427 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2428 (vect_is_simple_iv_evolution): Remove redundant parameter
2430 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2431 without last parameter.
2432 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2433 Return pointer step. Call vect_is_simple_iv_evolution without
2434 last parameter. Check only that the step is multiple of size
2435 type. Remove stmt_vinfo updates.
2436 (vect_get_memtag_and_dr): Remove.
2437 (vect_get_memtag): New function.
2438 (vect_address_analysis): New function.
2439 (vect_object_analysis): New function.
2440 (vect_analyze_data_refs): Call vect_object_analysis and
2441 vect_get_memtag. Update stmt_vinfo fields.
2443 2005-02-12 Ira Rosen <irar@il.ibm.com>
2445 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2446 exist and are objects. Remove checks for pointer.
2447 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2448 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2449 (vect_create_data_ref_ptr): Likewise.
2450 (vect_base_addr_differ_p): New function.
2451 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2452 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2453 Don't set the DR_BASE_NAME field of data-ref.
2454 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2456 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2458 * optabs.h (enum optab_index): Add new OTI_ldexp.
2459 (ldexp_optab): Define corresponding macro.
2460 * optabs.c (init_optabs): Initialize ldexp_optab.
2461 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2463 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2465 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2466 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2468 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2469 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2472 2005-02-12 Ira Rosen <irar@il.ibm.com>
2474 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2476 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2478 (vect_get_base_and_offset): Always return an address.
2479 (vect_create_addr_base_for_vector_ref): Remove treatment for
2480 different data reference types.
2481 (vect_compute_data_ref_alignment): Rename base to base_address in
2482 stmt_vec_info. Get the object in order to force its alignment.
2483 (vect_get_memtag_and_dr): Rename base to base_address in
2484 stmt_vec_info. Extract the object for memtag analysis.
2486 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2488 PR regression/19898.
2489 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2490 changes cc_status, use apply modified_in_p to part of cc_status
2491 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2494 2005-02-11 Richard Henderson <rth@redhat.com>
2496 * tree-complex.c (expand_complex_libcall): New.
2497 (expand_complex_multiplication): Use it for c99 compliance.
2498 (expand_complex_division): Likewise.
2499 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2501 * builtins.c (built_in_names): Remove const.
2502 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2504 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2505 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2506 (built_in_names): Remove const.
2507 * c-common.c (c_common_type_for_mode): Handle complex modes.
2508 * flags.h, toplev.c (flag_complex_method): Rename from
2509 flag_complex_divide_method.
2510 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2511 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2512 * libgcc2.h: Declare them.
2513 * libgcc-std.ver: Export them.
2514 * mklibgcc.in (lib2funcs): Build them.
2516 2005-02-11 Steven Bosscher <stevenb@suse.de>
2518 PR tree-optimization/19876
2519 Partially revert my change from 2005-01-14
2520 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2521 (compute_antic): ...and remove the loop here.
2523 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2526 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2527 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2529 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2530 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2532 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2534 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2535 offsets for the big-endian 32-bit case.
2537 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2539 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2541 2005-02-11 Dale Johannesen <dalej@apple.com>
2543 * cselib.c (cselib_process_insn): Clear out regs where
2544 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2545 * reload.c (find_equiv_reg): Ditto.
2547 2005-02-11 Ian Lance Taylor <ian@airs.com>
2549 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2552 * tree.c (build_function_type_list): Work correctly if there are
2555 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2557 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2558 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2559 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2560 TARGET_ZARCH instead of TARGET_64BIT.
2562 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2564 * config/rs6000/t-rtems:
2565 (MULTILIB_OPTIONS): Remove mcpu=602.
2566 (MUTLILIB_DIRNAMES): Remove m602.
2567 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2568 Let mcpu=602 match mcpu=603.
2569 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2571 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2573 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2576 2005-02-10 David Daney <ddaney@avtrex.com>
2578 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2579 * config/i386/linux-unwind.h: Likewise.
2580 * config/ia64/linux-unwind.h: Likewise.
2581 * config/mips/linux-unwind.h: Likewise.
2582 * config/pa/linux-unwind.h: Likewise.
2583 * config/rs6000/linux-unwind.h: Likewise.
2584 * config/s390/linux-unwind.h: Likewise.
2585 * config/sh/linux-unwind.h: Likewise.
2586 * config/sparc/linux-unwind.h: Likewise.
2588 2005-02-10 Steven Bosscher <stevenb@suse.de>
2590 PR tree-optimization/17549
2591 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2592 TER to replace a DEF with its expression if the DEF and the
2593 rhs of the expression we replace into have the same root
2596 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2598 * config/mips/mips.md: Fix the placement of the match_scratch in the
2601 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2603 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2606 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2608 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2609 (strip_offset): Handle addresses.
2610 (add_address_candidates): Use strip_offset.
2611 (difference_cost): Reflect strip_offset change.
2612 (force_var_cost, difference_cost): Strip nops.
2614 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2616 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2618 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2619 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2620 config/cris/cris-protos.h, config/cris/cris.c: Update
2623 2005-02-10 Jeff Law <law@redhat.com>
2625 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2626 (lookup_avail_expr): Similarly.
2628 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2630 * builtins.c (fold_builtin_powi): New function.
2631 (fold_builtin_1): Call it.
2633 2005-02-10 Steven Bosscher <stevenb@suse.de>
2635 PR documentation/19309
2636 * doc/cpp.texi: The __GNUC__ and related predefined macros
2637 are also defined for the "standalone" cpp.
2638 Some non-GCC compilers may also define __GNUC__.
2640 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2643 * c-typeck.c (common_type): New routine. Old common_type renamed
2645 (c_common_type): ...this.
2646 (build_conditional_expr, build_binary_op): Use c_common_type instead
2649 2005-02-10 Steven Bosscher <stevenb@suse.de>
2651 * doc/md.texi: Replace @samp{length} with @code{length}.
2653 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2655 PR tree-optimization/18687
2656 * tree-flow.h (find_loop_niter): Declare.
2657 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2658 Try using scev even for loops with more than one exit.
2659 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2660 (struct ivopts_data): Added niters field.
2661 (struct nfe_cache_elt): New.
2662 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2664 (tree_ssa_iv_optimize_init): Initialize niters cache.
2665 (determine_number_of_iterations): Removed.
2666 (find_induction_variables): Do not call determine_number_of_iterations.
2667 Access niters for single exit through niter_for_single_dom_exit.
2668 (add_iv_outer_candidates): Access niters for single exit through
2669 niter_for_single_dom_exit.
2670 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2671 number_of_iterations_cond.
2672 (iv_period): New function.
2673 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2674 (may_replace_final_value): Take data argument. Use
2675 niter_for_single_dom_exit.
2676 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2677 (rewrite_use_compare): Pass data to may_eliminate_iv.
2678 (rewrite_use_outer): Pass data to may_replace_final_value.
2679 (free_loop_data): Clean up the niters cache.
2680 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2681 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2682 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2683 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2684 (num_ending_zeros): Moved to tree.c.
2685 * tree.h (num_ending_zeros): Declare.
2686 * tree.c (num_ending_zeros): Moved from tree.c.
2688 2005-02-09 Richard Henderson <rth@redhat.com>
2690 * builtins.c (DEF_BUILTIN): Add COND argument.
2691 * tree.h (DEF_BUILTIN): Likewise.
2692 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2693 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2695 (DEF_BUILTIN_STUB): New.
2696 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2697 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2698 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2699 * c-common.c (DEF_BUILTIN): Add COND argument.
2700 * tree.c (local_define_builtin): New.
2701 (build_common_builtin_nodes): New.
2703 2005-02-09 Roger Sayle <roger@eyesopen.com>
2705 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2706 floating point expression ignoring the sign of the result.
2707 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2708 (fold) <MULT_EXPR>: Use it to simplify x*x.
2709 * tree.h (fold_strip_sign_ops): Prototype here.
2710 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2711 argument. Use fold_strip_sign_ops to simplify the first argument.
2712 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2713 first argument when the second argument is an even integer
2714 constant, but only with -funsafe_math_optimizations.
2715 (fold_builtin_1): Update call to fold_builtin_copysign.
2717 2005-02-09 Ian Lance Taylor <ian@airs.com>
2720 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2721 just check whether EH_FILTER_FAILURE falls through.
2723 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2725 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2726 insns return to ready list in the next turn.
2728 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2731 * builtins.def: New __builtin_powi[lf].
2732 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2733 (expand_builtin_powi): New function.
2734 (expand_builtin): Dispatch to expand_builtin_powi.
2735 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2736 * libgcc2.c: Add __builtin_powi[lf] implementation.
2737 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2738 * optabs.h: Add powi_optab.
2739 * optabs.c (init_optabs): Initialize powi_optab.
2740 * doc/extend.texi: Document __builtin_powi[lf].
2742 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2744 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2747 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2750 * fold-const.c (try_move_mult_to_index): Remove redundant
2751 type argument. Create ADDR_EXPR with correct type.
2752 (fold): Update callers of try_move_mult_to_index. Convert
2753 result to the appropriate type.
2755 2005-02-09 Roger Sayle <roger@eyesopen.com>
2758 * config/avr/avr.c (default_rtx_costs): Delete.
2759 (avr_operand_rtx_cost): New function.
2760 (avr_rtx_costs): Completely rewrite.
2762 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2765 * config/cris/cris.c (in_code): New variable.
2766 (cris_output_addr_const): Now a static function, a wrapper for
2768 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2769 case from old cris_output_addr_const.
2770 (cris_asm_output_label_ref): Similar for LABEL_REF.
2771 (cris_output_addr_const_extra): Similar for UNSPEC.
2772 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2773 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2774 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2776 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2777 (cris_asm_output_label_ref): Declare.
2779 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2781 PR preprocessor/19801
2782 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2783 filenames that changed when libcpp was moved to the toplevel.
2785 2005-02-07 Roger Sayle <roger@eyesopen.com>
2787 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2788 zero extensions of BImode operands. Call lowpart_subreg instead
2789 of gen_lowpart_common and gen_lowpart_SUBREG.
2791 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2794 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2795 * configure.ac: Set cc_for_cross_gnattools.
2796 * configure: Regenerate.
2798 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2801 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2803 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2806 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2807 of nested functions.
2809 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2811 * doc/extend.texi: Document deprecated extensions allowing
2812 static floating-point members to have initializers and allowing
2813 floating-point literals in integral constant expressions.
2815 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2817 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2818 config/darwin7.h, config/mips/mips.c,
2819 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2822 * cse.c: Update comments.
2824 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2827 * builtins.c (fold_builtin_sqrt): Transform
2828 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2831 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2832 Dorit Naishlos <dorit@il.ibm.com>
2834 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2835 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2836 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2838 * tree.h (vect_set_verbosity_level): New extern function declaration
2840 * tree-vectorizer.h (verbosity_levels): New enum type.
2841 * tree-vectorizer.c (vect_debug_stats): Function removed.
2842 (vect_debug_details): Likewise.
2843 (vect_verbosity_level): Global variable was defined and initialized.
2844 (vect_dump): Global variable definition.
2845 (vect_print_dump_info): New function.
2846 (vect_set_dump_settings): New function.
2847 (vect_set_verbosity_level): New function.
2848 (vectorize_loops): Add call to vect_set_dump_settings.
2850 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2851 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2852 (slpeel_tree_peel_loop_to_edge): Likewise.
2854 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2855 appropriate verbosity level instead of call to vect_debug_details
2856 or vect_debug_stats.
2857 (vect_get_base_and_offset):
2858 (vect_create_addr_base_for_vector_ref):
2859 (get_vectype_for_scalar_type):
2860 (vect_create_data_ref_ptr):
2862 (vect_get_vec_def_for_operand):
2863 (vect_finish_stmt_generation):
2864 (vectorizable_assignment):
2865 (vectorizable_operation):
2866 (vectorizable_store):
2867 (vectorizable_load):
2868 (vect_transform_stmt):
2869 (vect_update_ivs_after_vectorizer):
2870 (vect_do_peeling_for_loop_bound):
2871 (vect_update_inits_of_drs):
2872 (vect_do_peeling_for_alignment):
2873 (vect_transform_loop):
2874 (vect_is_simple_use):
2875 (vect_analyze_operations):
2876 (vect_is_simple_iv_evolution):
2877 (vect_analyze_scalar_cycles):
2878 (vect_analyze_data_ref_dependence):
2879 (vect_analyze_data_ref_dependences):
2880 (vect_compute_data_ref_alignment):
2881 (vect_enhance_data_refs_alignment):
2882 (vect_analyze_data_refs_alignment):
2883 (vect_analyze_data_ref_access):
2884 (vect_analyze_data_ref_accesses):
2885 (vect_analyze_pointer_ref_access):
2886 (vect_get_memtag_and_dr):
2887 (vect_analyze_data_refs):
2888 (vect_mark_relevant):
2889 (vect_stmt_relevant_p):
2890 (vect_mark_stmts_to_be_vectorized):
2891 (vect_can_advance_ivs_p):
2892 (vect_get_loop_niters):
2893 (vect_analyze_loop_form):
2894 (vect_analyze_loop):
2895 (vectorize_loops): Likewise.
2897 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2898 (vect_update_inits_of_drs):
2899 (vect_do_peeling_for_alignment):
2900 (vect_transform_loop):
2901 (vect_analyze_operations):
2902 (vect_analyze_scalar_cycles):
2903 (vect_analyze_data_ref_dependences):
2904 (vect_analyze_data_refs_alignment):
2905 (vect_analyze_data_ref_accesses):
2906 (vect_analyze_data_refs):
2907 (vect_mark_stmts_to_be_vectorized):
2908 (vect_get_loop_niters):
2909 (vect_analyze_loop_form):
2910 (vect_analyze_loop): Likewise.
2911 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2913 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2917 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2918 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2919 either -ffast-math or -funsafe-math-optimizations is in use.
2921 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2922 * config/mips/irix-csr.c: New file.
2923 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2924 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2925 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2928 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2930 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2931 redundant, incorrect definitions.
2933 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2935 ("*tls_indirect_call"): New, reference hard regs directly.
2936 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2938 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2940 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2941 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2943 2005-02-06 Roger Sayle <roger@eyesopen.com>
2945 PR rtl-optimization/19800
2946 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2947 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2950 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2952 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2954 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2957 * doc/invoke.texi: Correct documentation of -freorder-functions.
2959 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2962 * doc/invoke.texi: Don't mention gccbug.
2964 2005-02-06 Roger Sayle <roger@eyesopen.com>
2965 Andrew Pinski <pinskia@physics.uc.edu>
2966 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2968 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2969 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2970 into just (zero_extract:SI FOO (const_int 1) BAR).
2972 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2974 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2975 macro locally. Don't give last revision date. Use GCC version
2976 number from gcc-common.texi.
2977 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2978 revision date. Use GCC version number from gcc-common.texi.
2979 Describe being a library as current state rather than as 3.x
2981 * doc/gcc.texi: Remove last update date.
2982 * doc/gccint.texi: Likewise. Update copyright dates.
2983 * doc/install.texi: Update copyright dates.
2985 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2988 * doc/invoke.texi: Mention for each option included in -Wall that
2989 it is included in -Wall.
2990 * doc/gcc.texi: Update copyright and last modification date.
2992 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2994 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2995 unnecessary cast to original induction variable increments.
2997 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2999 PR tree-optimization/18219
3000 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3001 in distributed form.
3003 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3005 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3006 Set bitpos and offset later in the function. Do nothing if the
3007 target is a register and if the bitfield lies completely outside
3009 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3010 here. Return an uninitialised register if the source value is stored
3011 in a register and the bitfield lies completely outside that register.
3013 2005-02-06 Steven Bosscher <stevenb@suse.de>
3015 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3018 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3020 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3022 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3024 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3025 * config/darwin8.h: New.
3026 * config/darwin7.h: Update comment.
3028 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3029 Dorit Naishlos <dorit@il.ibm.com>
3031 * tree-vectorizer.h (LOC): New type.
3032 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3033 (loop_line_number): New field in struct _loop_vec_info.
3034 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3036 * tree-vectorizer.c (input.h): Included.
3037 (find_loop_location): New function.
3038 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3039 loop line number removed.
3040 (vect_debug_details): Likewise.
3041 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3043 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3044 call to vect_debug_details/stats changed from loop to loop_loc.
3045 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3046 (slpeel_tree_peel_loop_to_edge): Likewise.
3048 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3049 changed from NULL to UNKNOWN_LOC.
3050 (vect_get_base_and_offset):
3051 (vect_create_addr_base_for_vector_ref):
3052 (get_vectype_for_scalar_type):
3053 (vect_create_data_ref_ptr):
3055 (vect_get_vec_def_for_operand):
3056 (vect_finish_stmt_generation):
3057 (vectorizable_assignment):
3058 (vectorizable_operation):
3059 (vectorizable_store):
3060 (vectorizable_load):
3061 (vect_transform_stmt):
3062 (vect_update_ivs_after_vectorizer):
3063 (vect_do_peeling_for_loop_bound):
3064 (vect_do_peeling_for_alignment):
3065 (vect_transform_loop):
3066 (vect_is_simple_use):
3067 (vect_analyze_operations):
3068 (vect_is_simple_iv_evolution):
3069 (vect_analyze_scalar_cycles):
3070 (vect_analyze_data_ref_dependences):
3071 (vect_compute_data_ref_alignment):
3072 (vect_enhance_data_refs_alignment):
3073 (vect_analyze_data_ref_access):
3074 (vect_analyze_data_ref_accesses):
3075 (vect_analyze_pointer_ref_access):
3076 (vect_get_memtag_and_dr):
3077 (vect_analyze_data_refs):
3078 (vect_mark_relevant):
3079 (vect_stmt_relevant_p):
3080 (vect_mark_stmts_to_be_vectorized):
3081 (vect_can_advance_ivs_p):
3082 (vect_get_loop_niters):
3083 (vect_analyze_loop):
3084 (vectorize_loops): Likewise.
3086 (vectorizable_load): Argument in call to vect_debug_details/stats
3087 changed from loop to LOOP_LOC (loop_vinfo).
3088 (vect_transform_loop):
3089 (vect_analyze_operations):
3090 (vect_analyze_scalar_cycles):
3091 (vect_analyze_data_ref_dependence):
3092 (vect_enhance_data_refs_alignment):
3093 (vect_analyze_data_ref_accesses):
3094 (vect_analyze_pointer_ref_access):
3095 (vect_analyze_data_refs):
3096 (vect_analyze_loop): Likewise.
3098 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3099 changed from loop to loop_loc.
3101 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3103 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3104 Dorit Naishlos <dorit@il.ibm.com>
3106 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3108 (vect_analyze_data_ref_dependences): Likewise.
3110 (vect_is_simple_use): Argument changed from loop structure to
3111 loop_vect_info structure.
3112 (vect_can_advance_ivs_p): Likewise.
3113 (vect_create_index_for_vector_ref): Likewise.
3114 (vect_update_ivs_after_vectorizer): Likewise.
3115 (new_stmt_vec_info): Likewise.
3117 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3118 changed from loop to loop_vinfo.
3119 (vect_create_data_ref_ptr): First argument in call to
3120 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3121 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3122 was changed from loop to loop_vinfo.
3123 (vectorizable_operation): Likewise.
3124 (vectorizable_store): Likewise.
3125 (vect_mark_stmts_to_be_vectorized): Likewise.
3126 (vect_do_peeling_for_loop_bound): First argument in call to
3127 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3128 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3129 was changed from loop to loop_vinfo.
3130 (vect_analyze_data_ref_dependences): Third argument in call to
3131 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3133 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3134 (vect_create_data_ref_ptr): Likewise.
3135 (vect_init_vector): Likewise.
3136 (vect_get_vec_def_for_operand): Likewise.
3137 (vectorizable_assignment): Likewise.
3138 (vectorizable_operation): Likewise.
3139 (vectorizable_store): Likewise.
3140 (vectorizable_load): Likewise.
3141 (vect_update_ivs_after_vectorizer): Likewise.
3142 (vect_is_simple_use): Likewise.
3143 (vect_analyze_data_ref_dependence): Likewise.
3144 (vect_analyze_pointer_ref_access): Likewise.
3145 (vect_can_advance_ivs_p): Likewise.
3147 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3148 before _stmt_vec_info.
3149 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3150 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3151 (new_stmt_vec_info): Argument changed from loop structure to
3152 loop_vect_info structure
3154 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3155 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3156 (vect_create_addr_base_for_vector_ref): Likewise.
3157 (vect_analyze_pointer_ref_access): Likewise.
3159 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3162 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3163 phi flag if the phi is abnormal.
3165 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3168 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3169 information for the new statement.
3171 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3174 * gcc.c (main): Include the target in -v output.
3176 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3178 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3179 Do not drop the extend if we'd have to add a paradoxical subreg
3180 later. Include optabs.h and insn-codes.h.
3181 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3183 2005-02-02 Roger Sayle <roger@eyesopen.com>
3186 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3187 * fold-const.c (const_binop): Avoid constant folding floating
3188 point operations in modes that use composite representations.
3189 * simplify-rtx.c (simplify_binary_operation): Likewise.
3191 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3193 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3195 (altivec_dstt): Likewise.
3196 (altivec_dstst): Likewise.
3197 (altivec_dststt): Likewise.
3198 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3201 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3203 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3204 EXPR_LOCUS from orig_cond to the new cond_stmt.
3205 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3208 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3210 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3211 standard_iv_increment_position. Remove call to bsi_next
3212 (no need to bump the iterator anymore).
3213 (vect_create_index_for_vector_ref): Call
3214 standard_iv_increment_position. Remove second function argument.
3215 (vect_finish_stmt_generation): Remove call to bsi_next
3216 (no need to bump the iterator anymore).
3217 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3218 to vect_create_index_for_vector_ref.
3220 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3222 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3223 phis are used out of the loop.
3225 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3228 * c-decl.c (undef_nested_function): New variable.
3229 (pop_scope): Diagnose undefined nested functions.
3230 (finish_function): Don't attempt cgraph processing or genericizing
3231 if current top-level function contained an undefined nested
3232 function. Reset undef_nested_function at the end of a top-level
3235 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3237 * tree.c (build_int_cst_type): Take sign of the value into account
3238 when deciding whether sign extend the value.
3240 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3243 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3244 (cpp_options, cc1_options): Change %{std*&ansi} to
3245 %{std*&ansi&trigraphs}.
3247 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3249 * cse.c: Update comments.
3251 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3253 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3254 arguments go on the stack. Do not put complex doubles in odd/even
3257 2005-02-02 Steven Bosscher <stevenb@suse.de>
3259 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3260 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3261 -ftree-pre, and -fthread-jumps.
3263 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3265 PR tree-optimization/19578
3266 * tree-flow.h (modified_noreturn_calls): Declare.
3267 (noreturn_call_p): Declare.
3268 * tree-flow-inline.h (noreturn_call_p): New function.
3269 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3270 * tree-cfg.c (modified_noreturn_calls): New variable.
3271 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3272 that contain a mid-block noreturn call.
3273 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3275 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3277 * df.c (df_def_record_1, df_uses_record): Don't use
3279 * df.h (DF_FOR_REGALLOC): Remove.
3281 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3284 * c-typeck.c (really_start_incremental_init): Reset
3285 constructor_max_index for arrays of incomplete type.
3287 2005-02-02 Jeff Law <law@redhat.com>
3289 * gcse.c (struct reg_set): Store the block index where the register
3290 was set rather than the setting insn.
3291 (record_one_set, compute_transp): Corresponding changes.
3292 (pre_insert_copy_insn): Do not call replace_one_set.
3293 (replace_one_set): Remove.
3295 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3298 * doc/gcov.texi: Fix typo.
3300 2005-02-01 Richard Henderson <rth@redhat.com
3303 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3304 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3306 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3307 * config/i386/i386-protos.h: Update.
3309 2005-02-01 Steven Bosscher <stevenb@suse.de>
3311 PR tree-optimization/19217
3312 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3313 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3314 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3315 that it is walking a PHI node.
3317 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3319 * doc/extend.texi (Nested Functions): Update.
3321 2005-02-01 Richard Henderson <rth@redhat.com>
3324 * optabs.c (expand_copysign_absneg): Export.
3325 * optabs.h (expand_copysign_absneg): Declare.
3326 * config/rs6000/rs6000.md (copysigntf3): New.
3328 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3330 PR tree-optimization/19633
3331 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3332 * tree-ssa-alias.c (init_alias_info): Initialize.
3333 (merge_pointed_to_info): Set.
3334 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3335 (dump_points_to_info_for): Show value of pt_null.
3336 (struct count_ptr_d): Declare.
3337 (find_ptr_dereference): Remove.
3338 (ptr_is_dereferenced_by): Remove.
3339 (count_ptr_derefs): New local function.
3340 (count_uses_and_derefs): New local function.
3341 (compute_points_to_and_addr_escape): Call it. If the number
3342 of dereferences is greater than zero, mark the pointer as
3343 dereferenced. If there are fewer dereferences than uses of
3344 the pointer, the pointer's value escapes.
3346 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3348 PR tree-optimization/19670
3349 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3351 (verify_use): ... set it here, instead.
3353 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3355 * doc/sourcebuild.texi (Test directives): Fix formatting.
3357 * doc/sourcebuild.texi (Test directives): Describe selector
3360 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3362 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3363 specific 64-bit CPUs.
3365 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3368 * arm.c (arm_eliminable_register): New function.
3369 (adjacent_mem_locations): Don't allow eliminable registers. Use
3370 HOST_WIDE_INT for address offsets.
3371 * arm-protos.h (arm_eliminable_register): Add prototype.
3373 2005-02-01 Steven Bosscher <stevenb@suse.de>
3375 PR optimization/15242
3376 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3377 * basic-block.h (duplicate_computed_gotos): Add prototype.
3378 * bb-reorder.c (duplicate_computed_gotos): New function to
3379 duplicate sufficiently small blocks ending in a computed jump.
3380 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3381 if not optimizing for size.
3382 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3383 never do tail merging for blocks ending in a computed jump.
3384 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3386 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3388 Patch from Richard Sandiford <rsandifo@redhat.com>
3389 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3390 from inheriting a subreg equivalence with a non-spill register.
3392 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3394 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3396 * config/frv/frv.c (movcc_fp_destination_operand): New.
3397 (gpr_or_memory_operand): Fix typo in comment.
3398 (gpr_or_memory_operand_with_scratch): New.
3399 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3400 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3401 movcc_fp_destination_operand.
3402 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3403 Legitimize memory addresses using a scratch register.
3405 2005-01-31 Jeff Law <law@redhat.com>
3407 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3408 bitmap a sparse bitmap instead of a simple bitmap.
3409 (mark_def_sites_initialize_block): Corresponding changes.
3410 (ssa_mark_def_sites_initialize_block): Likewise.
3411 (ssa_mark_phi_uses): Likewise.
3412 (mark_def_site, ssa_mark_def_sites): Likewise.
3413 (mark_def_site_blocks): Likewise.
3414 (rewrite_ssa_into_ssa): Likewise.
3416 * tree-ssa-dom.c (record_cond): Pass correct variable type
3417 for last argument to htab_find_slot_with_hash.
3419 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3420 effects when optimizing 0 % X. Do not try to optimize X % 0.
3422 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3424 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3427 2005-02-01 Eric Christopher <echristo@redhat.com>
3429 * config/mips/mips.c (override_options): Warn if -mint64
3431 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3434 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3436 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3438 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3439 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3440 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3441 (cached_regno): Initialize to INVALID_REGNUM.
3442 (cse_reg_info_table_size,
3443 cse_reg_info_table_first_uninitialized,
3444 cse_reg_info_timestamp): New.
3445 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3447 (init_cse_reg_info, get_cse_reg_info_1): New.
3448 (get_cse_reg_info): Cache the last look-up.
3449 (new_basic_block): Update the code to clear mappings from
3450 registers to cse_reg_info entries.
3451 (cse_main): Call init_cse_reg_info.
3453 * cse.c (get_cse_reg_info): Update a comment.
3455 2005-01-31 Steven Bosscher <stevenb@suse.de>
3458 * c-decl.c (start_decl): Do not warn about arrays of elements with
3459 an incomplete type here.
3460 (grokdeclarator): Do it here by making a pedwarn an error.
3461 * c-typeck.c (push_init_level): If there were previous errors with
3462 the constructor type, do not warn about braces for initializers.
3463 (process_init_element): Likewise for excess initializer elements.
3465 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3467 * cse.c (delete_trivially_dead_insn): Don't iterate.
3469 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3471 * config/rs6000/rs6000.md (copysignsf3): New expand.
3472 (copysigndf3): Likewise.
3474 2005-01-31 Steven Bosscher <stevenb@suse.de>
3476 * recog.c (constrain_operands): Only look for earlyclobber operand
3477 conflicts if an '&' constraint was seen.
3479 2005-01-31 Marc Espie <espie@openbsd.org>
3481 * config.gcc: Don't include embedded systems fragment, switches default
3482 debugging format to ELF.
3483 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3484 longer pick it up there.
3486 2005-01-31 Dale Johannesen <dalej@apple.com>
3488 * doc/extend.texi (nested functions): Fix linkage description.
3489 Clarify that static is not allowed.
3491 2005-01-31 Dale Johannesen <dalej@apple.com>
3493 * config/rs6000/darwin.md (movsf_low_di): Make work.
3494 (movdf_low_di): Make work.
3496 2005-01-31 Dale Johannesen <dalej@apple.com>
3498 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3499 Make work for 64 bit.
3501 2005-01-31 Roger Sayle <roger@eyesopen.com>
3502 Dale Johannesen <dalej@apple.com>
3505 * fold-const.c (fold_binary_op_with_conditional_arg):
3506 Make types match original operands, before STRIP_NOPS.
3508 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3510 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3511 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3512 (struct gcc_sigcontext): Delete. Merge contents to..
3513 (struct gcc_ucontext): ..here.
3514 (get_sigcontext): Delete.
3515 (get_regs): New function, like get_sigcontext but return regs ptr.
3516 64-bit version finds regs from r1 to support vdso.
3517 (ppc_linux_aux_vector): New function.
3518 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3521 2005-01-31 Ira Rosen <irar@il.ibm.com>
3523 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3525 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3526 redundant fold. Fix misalignment for MINUS_EXPR.
3527 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3528 (vect_analyze_pointer_ref_access): Likewise.
3529 (vect_get_memtag_and_dr): Likewise.
3531 2005-01-31 Richard Henderson <rth@redhat.com>
3533 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3534 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3535 absnegdf2_i387, absnegxf2_i387): Likewise.
3537 2005-01-31 Richard Henderson <rth@redhat.com>
3540 * optabs.c (expand_copysign_absneg): New.
3541 (expand_copysign_bit): Split out from ...
3542 (expand_copysign): ... here. Use expand_copysign_absneg.
3544 2005-01-30 Roger Sayle <roger@eyesopen.com>
3547 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3548 constant as the second operand and a register as the third.
3550 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3553 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3554 that dllimport'd functions do not use all call-clobbered registers
3557 2005-01-30 Richard Henderson <rth@redhat.com>
3560 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3561 expand_abs_nojump and generalize. Use operand_subword and
3562 emit_no_conflict_block. Support large modes.
3563 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3565 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3566 negation to subtraction.
3567 (expand_copysign): Check that the format has signed zeros.
3568 Use operand_subword and emit_no_conflict_block. Support large modes.
3570 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3572 Fix PR tree-optimization/19624
3574 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3575 * tree-ssa-pre.c: Add cfgloop.h.
3577 (pre_stats): New member, constified.
3578 (inserted_exprs): New static variable.
3579 (NECESSARY): New macro.
3580 (create_expression_by_pieces): Fold the expression, and
3581 mark it as defaulting to not necessary. Also put in
3583 (fully_constant_expression): New function.
3584 (insert_into_preds_of_block): Modify to not insert phis when we
3585 are playing with induction variables.
3586 Push phis onto the inserted_exprs vector, and mark them as not
3587 necessary by default.
3588 (insert_aux): Call fully_constant_expression on eprime.
3589 If all edges produce the same value, mark it constant.
3590 (mark_operand_necessary): New function.
3591 (remove_dead_inserted_code): New function.
3592 (init_pre): Init loop optimizer to get loop info.
3593 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3594 (execute_pre): Commit edge inserts, then remove dead code.
3596 2005-01-30 Richard Henderson <rth@redhat.com>
3598 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3599 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3601 2005-01-30 Richard Henderson <rth@redhat.com>
3604 * config/i386/i386.c (ix86_expand_copysign): New.
3605 (ix86_split_copysign_const): New.
3606 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3607 rearrange op1/nmask operands.
3608 * config/i386/i386-protos.h: Update.
3609 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3610 (copysigndf3): Likewise.
3611 (copysignsf3_const, copysigndf3_const): New.
3612 (copysignsf3_var): Rename from copysignsf3, split out splitter
3613 and fix split predicate for X constraint.
3614 (copysigndf3_var): Similarly.
3616 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3618 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3619 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3620 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3622 2005-01-29 Richard Henderson <rth@redhat.com>
3625 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3626 of # and * in constraints.
3628 2005-01-29 Richard Henderson <rth@redhat.com>
3631 * expr.c (store_field): Don't strip sub-mode cast when the input
3632 data is even smaller.
3634 2005-01-29 Richard Henderson <rth@redhat.com>
3637 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3640 2005-01-29 Richard Henderson <rth@redhat.com>
3642 * combine.c (make_field_assignment): Fix argument order
3645 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3647 PR tree-optimization/15791
3648 * fold-const.c (extract_array_ref): New function.
3649 (fold): Fold comparisons between &a[i] and &a[j] or
3650 semantically equivalent trees.
3652 2005-01-29 Jeff Law <law@redhat.com>
3654 * gcse.c (insert_expr_in_table): Revamp handling of available
3655 and anticipatable occurrence lists to avoid unnecessary list
3657 (insert_set_in_table): Similarly.
3659 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3661 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3663 (c_build_qualified_type): Build qualified array types with
3664 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3665 * c-decl.c (c_make_fname_decl): Build unqualified array type
3666 before qualified type.
3667 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3668 type is qualified, not just if type itself is. Don't apply
3669 qualifiers to array type when declarator is processed. Apply
3670 qualifiers to field type whether or not it is an array type.
3671 Don't handle array types specially for applying qualifiers to
3673 * c-typeck.c (composite_type): Build unqualified element type and
3674 array type when forming composite of array types.
3675 (common_pointer_type, comptypes, comp_target_types,
3676 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3677 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3679 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3680 (args2) in variables a1 and a2.
3682 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3684 * cse.c (n_elements_made, max_elements_made): Remove.
3685 (insert): Don't touch n_elements_made.
3686 (cse_main): Don't touch n_elements_made or max_elements_made.
3688 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3691 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3692 configuration part of dp-bit.c to be lost.
3694 2005-01-28 Roger Sayle <roger@eyesopen.com>
3696 * expmed.c (expand_mult_highpart_optab): When attempting to use
3697 a non-widening multiplication in a wider mode, the operands need
3698 to be converted (zero or sign extended) to that mode.
3700 2005-01-28 Ian Lance Taylor <ian@airs.com>
3704 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3705 through if both operands fall through.
3707 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3709 * cse.c (fold_rtx) <PC>: Don't optimize.
3711 2005-01-28 Jeff Law <law@redhat.com>
3713 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3714 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3716 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3718 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3719 cse_reg_info_used_list_end): Remove.
3720 (cse_reg_info_list, cse_reg_info_list_free): New.
3721 (get_cse_reg_info): When allocating an instance of
3722 cse_reg_info, add it to the beginning of the cse_reg_info_list
3723 list. Remove code to maintain cse_reg_info_used_list.
3724 (new_basic_block): Reset the free list to the beginning of
3727 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3729 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3730 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3731 (frv_expand_mdpackh_builtin): New function.
3732 (frv_expand_builtin): Use it to expand __MDPACKH.
3733 * doc/extend.texi (__MDPACKH): Update documentation.
3735 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3737 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3738 SSE_FLOAT_MODE_P for use_sse computation.
3740 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3743 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3745 2005-01-27 Richard Henderson <rth@redhat.com>
3747 * builtins.c (expand_builtin_copysign): New.
3748 (expand_builtin): Call it.
3749 * genopinit.c (optabs): Add copysign_optab.
3750 * optabs.c (init_optabs): Initialize it.
3751 (expand_copysign): New.
3752 * optabs.h (OTI_copysign, copysign_optab): New.
3753 (expand_copysign): Declare.
3755 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3756 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3758 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3759 (ix86_expand_fp_absneg_operator): ... here.
3760 (ix86_split_copysign): New.
3761 * config/i386/i386-protos.h: Update.
3762 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3763 (copysignsf3, copysigndf3): New.
3765 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3766 (copysignsf3, ncopysignsf3): New.
3767 (copysigndf3, ncopysigndf3): New.
3768 (copysignxf3, ncopysignxf3): New.
3769 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3771 2005-01-27 Arend Bayer <arend.bayer@web.de>
3772 Kazu Hirata <kazu@cs.umass.edu>
3774 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3775 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3776 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3779 2005-01-27 Jeff Law <law@redhat.com>
3781 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3782 definitions of SSA_NAMEs which are not being rewritten.
3783 (rewrite_ssa_into_ssa): Only initialize the current definition
3784 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3785 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3786 SSA_NAMEs before returning.
3788 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3790 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3791 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3792 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3793 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3794 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3796 2005-01-27 Steven Bosscher <stevenb@suse.de>
3799 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3800 higher to -O2 and higher. Likewise for tree PRE.
3801 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3804 2005-01-27 Ian Lance Taylor <ian@airs.com>
3807 * gimple-low.c (try_catch_may_fallthru): New static function.
3808 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3809 * tree-inline.c (expand_call_inline): Don't warn about reaching
3810 the end of a non-void function being inlined if the function uses
3813 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3815 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3818 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3819 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3820 (implicitly_declare): Handle error_mark_node.
3822 2005-01-27 Richard Henderson <rth@redhat.com>
3825 * tree.h (struct tree_decl): Add debug_expr_is_from.
3826 (DECL_DEBUG_EXPR_IS_FROM): New.
3827 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3828 * dwarf2out.c (dwarf2out_var_location): Update to match.
3829 * tree-outof-ssa.c (create_temp): Likewise.
3830 * var-tracking.c (track_expr_p): Likewise.
3831 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3832 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3833 * toplev.c (default_tree_printer): Likewise.
3835 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3837 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3838 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3840 2005-01-27 Steven Bosscher <stevenb@suse.de>
3842 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3843 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3844 ASM_CLOBBERS): Add tree checks.
3846 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3847 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3848 * c-common.def (SWITCH_STMT): Update to match.
3849 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3850 macros instead of SWITCH_EXPR ones.
3851 * c-dump.c (c_dump_tree): Likewise.
3852 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3853 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3855 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3857 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3859 * unwind-dw2.c (execute_stack_op): Add missing cases for
3860 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3862 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3864 * config.gcc (Obsolete configurations): Remove 'dummy', add
3865 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3868 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3870 PR tree-optimization/19633
3871 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3873 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3874 are no call-clobbered variables.
3875 * tree-outof-ssa.c (check_replaceable): Return false for calls
3878 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3880 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3881 even for variables with NULL DECL_INITIAL.
3883 2005-01-26 Stuart Hastings <stuart@apple.com>
3885 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3887 2005-01-26 Richard Henderson <rth@redhat.com>
3890 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3892 * expr.c (store_field): Strip conversions to odd-bit-sized types
3893 if the destination field width matches.
3895 2005-01-26 Richard Henderson <rth@redhat.com>
3897 * c-decl.c, expmed.c, expr.c: Revert last change.
3899 2005-01-26 Richard Henderson <rth@redhat.com>
3902 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3904 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3905 if we don't need the bits above those present in the current mode.
3906 * expr.c (store_field): Strip conversions to odd-bit-sized types
3907 if the destination field width matches.
3909 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3911 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3912 either -ffast-math or -funsafe-math-optimizations is in use.
3914 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3918 * config/avr/avr.c (notice_update_cc): Only set condition code for
3919 ashrqi3 if shift count > 0.
3920 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3921 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3922 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3923 count <= 0 as a no-op, and shift count >= width by copying zero
3924 or sign bit to all bits of the result.
3925 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3926 count, with attribute "length" set to 0 and "cc" set to "none".
3928 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3930 * doc/invoke.texi: Document -mTLS.
3932 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3933 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3934 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3935 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3936 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3937 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3938 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3939 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3941 * configure.ac: Check for a TLS capable gas.
3943 * configure: Regenerate.
3945 2005-01-26 Richard Henderson <rth@redhat.com>
3948 * combine.c (make_field_assignment): Simplify store to zero_extract
3949 from a source with an overlapping mask.
3951 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3953 2004-11-11 Eric Christopher <echristo@redhat.com>
3955 * config/frv/frv.md: Add fr400_integer automaton. Don't
3956 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3959 2005-01-26 Steven Bosscher <stevenb@suse.de>
3962 * cfgbuild.c (make_edges): Do not clear or set
3963 current_function_has_computed_jump.
3964 * function.h (struct function): Remove the has_computed_jump field.
3965 (current_function_has_computed_jump): Do not define.
3966 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3967 in a computed jump. Ignore current_function_has_computed_jump.
3969 2005-01-26 Richard Henderson <rth@redhat.com>
3972 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3973 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3975 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3976 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3977 objects into static storage if they have more than one non-zero value.
3978 * tree.h (categorize_ctor_elements): Update decl.
3980 2005-01-26 Steven Bosscher <stevenb@suse.de>
3983 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3984 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3985 to this function from 2004-07-10.
3986 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3987 the current function for tail call optimizations if the address
3988 of one of it its arguments is taken.
3990 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3992 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3994 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3996 * function.c (expand_function_end): If current_function_calls_alloca,
3997 emit stack restore in a place that is reached when the function falls
4000 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4002 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4003 rule to avoid matching inappropriate suffix rule.
4005 2005-01-26 Jan Hubicka <jh@suse.cz>
4007 PR tree-optimization/19241
4008 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4010 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4012 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4013 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4015 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4016 <sim*>: Always use crt1.o, regardless of N in simN.
4017 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4018 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4019 (CRT_CALL_STATIC_FUNCTION): Remove.
4020 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4021 use crt1.o, regardless of N in simN.
4022 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4023 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4024 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4025 case isystem setting.
4026 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4028 2005-01-25 Ian Lance Taylor <ian@airs.com>
4030 * gimple-low.c (block_may_fallthru): Correct handling of
4031 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4033 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4035 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4036 handlers to match indentation; nested under the mtune=* handler.
4037 Similar for mcpu= and march=.
4039 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4041 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4042 * config/mips/linux64.h (LIB_SPEC): Likewise.
4043 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4044 * config/sh/linux.h (LIB_SPEC): Likewise.
4046 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4048 * config/frv/frv.c (frv_legitimize_tls_address): New.
4049 (TARGET_HAVE_TLS): Define.
4050 (FRV_SYMBOL_REF_TLS_P): Define.
4051 (frv_override_options): Handle new register classes.
4052 (frv_legitimate_address_p): Reject tls addresses.
4053 (frv_legitimize_address): Handle TLS addresses.
4054 (gen_inlined_tls_plt): New.
4056 (frv_legitimize_tls_address): New.
4057 (unspec_got_name): Add TLS entries.
4058 (got12_operand): Add R_FRV_TLSMOFF12 case.
4059 (frv_emit_move): Fixup TLS addresses.
4060 (frv_emit_movsi): Legitimize TLS addresses.
4062 * config/frv/frv.h (MASK_BIG_TLS): New.
4063 (TARGET_BIG_TLS): New.
4064 (HAVE_AS_TLS): Define.
4065 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4066 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4067 (REG_CLASS_NAMES): Same.
4068 (REG_CLASS_CONTENTS): Same.
4069 (CONSTRAINT_LEN): New.
4070 (REG_CLASS_FROM_CONSTRAINT): New.
4071 (PREDICATE_CODES): Add symbolic_operand.
4073 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4074 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4075 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4076 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4077 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4078 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4079 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4080 GR9_REG, GR14_REG, LRREG.
4081 (type): Add load_or_call attribute.
4082 ("load_or_call"): New reservation.
4083 ("call_gettlsoff"): New.
4084 ("tls_indirect_call"): New.
4085 ("tls_load_gottlsoff12"): New.
4086 ("tlsoff_hilo"): New.
4087 ("tls_tlsdesc_ldd"): New.
4088 ("tls_tlsoff_ld"): New.
4091 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4093 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4095 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4096 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4097 * config/frv/frv.c (TLS_BIAS): Define.
4098 (frv_output_dwarf_dtprel): New.
4100 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4102 PR rtl-optimization/19579
4103 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4104 both A and B, see if they don't clobber registers the other expr uses.
4106 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4108 * real.c (do_add): Initialize signalling and canonical members.
4110 * real.c (real_from_integer): Zero out destination.
4112 2005-01-18 Jan Hubicka <jh@suse.cz>
4114 PR tree-optimize/19337
4115 * tree-inline.c (initialize_inlined_parameters): Copy
4116 saved_static_chain_decl only.
4118 2005-01-25 Richard Henderson <rth@redhat.com>
4122 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4123 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4124 80387 enabled, to return a proper subclass. Return the subset that
4125 overlaps with GENERAL_REGS for PLUS.
4126 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4128 2005-01-25 Richard Henderson <rth@redhat.com>
4131 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4133 2005-01-25 Roger Sayle <roger@eyesopen.com>
4135 * expmed.c (choose_multiplier): Change interface to return the
4136 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4137 (expand_divmod): Update calls to choose_multiplier.
4139 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4142 * expmed.c (extract_bit_field): Use adjust_address instead of
4143 gen_lowpart when op0 is a MEM.
4145 2005-01-24 Steven Bosscher <stevenb@suse.de>
4147 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4149 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4151 * config/mips/irix-csr.c: New file.
4152 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4153 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4154 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4157 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4160 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4161 sparc/elf.h, add sparc/sp-elf.h.
4162 (sparc-*-rtems*): Likewise.
4163 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4164 tm-dwarf2.h, add sparc/sp-elf.h.
4165 (sparc86x-*-elf): Likewise.
4166 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4167 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4168 TARGET_OS_CPP_BUILTINS.
4169 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4170 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4172 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4173 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4174 (SWITCH_TAKES_ARG): Likewise.
4175 (LOCAL_LABEL_PREFIX): Likewise.
4176 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4177 (TARGET_N_FORMAT_TYPES): Delete.
4178 (TARGET_FORMAT_TYPES): Likewise.
4179 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4180 * config/sparc/elf.h: Delete.
4181 * config/sparc/sp-elf.h: New file.
4183 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4185 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4186 * tree-flow.h: Remove the corresponding prototype.
4187 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4188 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4190 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4193 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4194 for AIX ABI or ELF -fPIC.
4195 (rs6000_emit_load_toc_table): Don't create toc_section here.
4196 (rs6000_xcoff_file_start): Nor here.
4198 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4200 * sh.c (ra.h): Don't #include.
4201 (hard_regs_intersect_p): New function, resurrected from ra.c.
4203 * sh.c: Fix 1996 Copyright.
4205 2005-01-24 Richard Henderson <rth@redhat.com>
4206 Aldy Hernandez <aldyh@redhat.com>
4208 * regrename.c (note_sets): Handle subregs.
4210 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4213 * genconditions.c (write_header, write_conditions): Elide file if
4216 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4218 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4219 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4222 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4224 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4225 expand_builtin_printf, expand_builtin_fprintf,
4226 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4227 checking against POINTER_TYPE.
4228 (validate_arglist): Handle POINTER_TYPE code by checking
4231 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4233 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4235 (for_each_rtx): Call for_each_rtx_1.
4236 * rtl.h (init_rtlanal): Declare.
4237 * toplev.c (backend_init): Call init_rtlanal.
4239 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4241 * flow.c (propagate_one_insn): Formatting.
4244 * flow.c (libcall_dead_p): Be more conservative if unsure.
4245 If there are any instructions between insn and call, see if they are
4246 all dead before saying the libcall is dead.
4248 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4250 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4251 operand constraint for operand 0.
4253 2005-01-23 Richard Henderson <rth@redhat.com>
4256 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4257 edges leading to join block.
4259 2005-01-23 Roger Sayle <roger@eyesopen.com>
4261 * expmed.c (expand_mult_highpart): Make static. Change type of
4262 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4263 (expand_divmod): Updates calls to expand_mult_highpart by using
4264 gen_int_mode to pass a CONST_INT rtx.
4265 * rtl.h (expand_mult_highpart): Remove prototype.
4267 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4269 * flow.c (regset_bytes, regset_size): Remove.
4271 * cfganal.c: Fix a reference to Harvey's paper.
4273 2005-01-23 Steven Bosscher <stevenb@suse.de>
4275 PR rtl-optimization/19464
4276 * tree-optimize.c (init_tree_optimization_passes): Add one more
4277 copyrename pass just before out-of-ssa.
4279 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4282 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4283 * ggc-none.c (ggc_free): Define.
4285 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4287 * cse.c (max_reg, max_insn_uid): Remove.
4288 (cse_main): Don't access max_reg or max_insn_uid.
4290 * c-common.c (explicit_flag_signed_bitfields,
4291 lang_statement_code_p, lang_expand_function_end): Remove.
4292 * c-common.h: Remove the corresponding declarations.
4293 * c-opts.c (c_common_handle_option): Remove all write access
4294 to explicit_flag_signed_bitfields.
4296 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4297 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4298 * cgraph.h: Remove the corresponding declaration.
4300 * gcse.c (null_pointer_info): Remove.
4302 2005-01-23 Roger Sayle <roger@eyesopen.com>
4303 Eric Botcazou <ebotcazou@libertysurf.fr>
4305 * combine.c (simplify_logical): Only simplify logical expressions
4306 of the form ior(and(x,y),z) by the inverse distributive law if the
4307 result is cheaper than the original.
4309 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4311 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4312 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4313 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4314 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4315 config/freebsd-spec.h, config/arm/arm.h,
4316 config/h8300/h8300.md, config/i386/i386.md,
4317 config/i386/predicates.md, config/i386/sse.md,
4318 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4319 config/vax/vax.md: Fix comment typos. Follow spelling
4322 2005-01-23 Steven Bosscher <stevenb@suse.de>
4324 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4325 tests, instead of `less than'.
4327 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4329 * function.c (assign_parm_setup_block): When creating a new stack slot
4330 for a parameter, get its alignment from the parameter's DECL_ALIGN
4331 rather than the type's TYPE_ALIGN. Make sure that the parameter
4332 is at least word aligned.
4334 2005-01-22 Roger Sayle <roger@eyesopen.com>
4337 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4339 2005-01-22 Richard Henderson <rth@redhat.com>
4342 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4343 in both compare operands.
4344 (movdfcc_1_sse_max): Likewise.
4345 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4346 (movdfcc_1_sse): Likewise.
4347 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4348 scratch register as needed.
4350 2005-01-22 Richard Henderson <rth@redhat.com>
4352 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4354 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4356 2005-01-22 Richard Henderson <rth@redhat.com>
4358 * genopinit.c (optabs): Use smin/smax for floating point too.
4359 * doc/md.texi: Update to match. Clarify that floating point
4360 results are undefined for +0/-0 and NaN.
4361 * doc/rtl.texi: Likewise.
4362 * rtl.def (SMIN, SMAX): Likewise
4363 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4365 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4366 leading 's' to the name.
4367 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4368 smaxxf3, sminxf3): Likewise.
4369 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4372 2005-01-22 Paul Brook <paul@codesourcery.com>
4374 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4376 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4378 * config/s390/s390.c (struct processor_costs): New fields
4379 dlgr, dlr, dr, dsgfr, dsgr.
4380 (z900_cost, z990_cost): Values for new fields.
4381 (s390_rtx_costs): New cases MEM und COMPARE in switch
4382 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4383 DIV, MOD, UDIV, UMOD.
4385 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4387 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4388 into the register being decremented.
4389 ("doloop_si31", "doloop_di"): Likewise.
4390 ("*doloop_si_long"): Adapt pattern.
4392 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4394 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4396 (CLASS_MAX_NREGS): Likewise.
4398 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4400 * doc/tree-ssa.texi (Statement Operands): Add example for new
4401 must-def macro. Note deprecation of old operands interface.
4403 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4405 PR tree-optimization/19484
4406 * tree-cfg.c (remove_fallthru_edge): New function.
4407 (cleanup_control_flow): Remove fallthru edges from calls that are
4408 now known not to return.
4410 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4412 Fix PR tree-optimization/19038
4413 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4414 copies with loop variant ones.
4416 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4418 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4419 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4420 config/alpha/alpha.md, config/alpha/predicates.md,
4421 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4422 config/sparc/sol2.h: Update copyright.
4424 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4425 first label to see if it is a nonlocal label.
4427 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4428 Andrew Pinski <pinskia@physics.uc.edu>
4431 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4432 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4434 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4436 * config/rs6000/rtems.h: Update copyright.
4438 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4441 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4442 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4443 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4445 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4448 * c-typeck.c (convert_arguments): Check for error_mark_node.
4450 2005-01-21 Ian Lance Taylor <ian@airs.com>
4452 PR tree-optimization/13000
4453 * tree-inline.c: Include "tree-flow.h".
4454 (expand_call_inline): If warn_return_type, warn if non-void inline
4455 function falls through.
4456 * tree-cfg.c (execute_warn_function_return): Don't warn about
4457 control reaching end if TREE_NO_WARNING is set. Set
4459 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4461 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4462 branch if we don't need one.
4463 * c-typeck.c: Include "tree-flow.h"
4464 (c_finish_bc_stmt): Don't add a goto if the current statement
4465 list doesn't fall through to the current point.
4467 2005-01-21 Roger Sayle <roger@eyesopen.com>
4469 PR rtl-optimization/576
4470 * real.c (real_arithmetic): Change return type from void to bool
4471 to return an indication that the result may be inexact.
4472 * real.h (real_arithmeric): Update prototype.
4473 * fold-const.c (const_binop): Don't constant fold floating
4474 point expressions when the user specifies -frounding-math and
4475 the result may depend upon the run-time rounding mode.
4476 (fold_convert_const_real_from_real): Clean-up.
4477 (fold_initializer): Ignore flag_rounding_math for initializers.
4478 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4479 constant fold FP operations with flag_rounding_math if the
4480 result may depend upon the run-time rounding mode.
4482 2005-01-21 Tom Tromey <tromey@redhat.com>
4484 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4486 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4488 * tree-cfg.c: Fix comment typos.
4490 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4492 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4493 around the call to rest_of_handle_branch_target_load_optimize.
4495 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4497 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4498 (sparc64-*-openbsd*): Likewise.
4499 (sparclite-*-elf*): Include tm-dwarf2.h.
4500 (sparc86x-*-elf*): Likewise.
4501 (sparc64-*-elf*): Likewise.
4502 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4503 (DBX_DEBUGGING_INFO): Likewise.
4504 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4505 (PREFERRED_DEBUGGING_TYPE): Likewise.
4506 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4507 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4508 (PREFERRED_DEBUGGING_TYPE): Likewise.
4509 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4510 (PREFERRED_DEBUGGING_TYPE): Likewise.
4511 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4513 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4516 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4518 2005-01-20 Paul Brook <paul@codesourcery.com>
4520 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4522 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4524 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4525 label is first in a sequence of labels.
4527 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4529 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4530 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4532 * doc/sourcebuild.texi (Test Directives): New.
4534 2005-01-20 Roger Sayle <roger@eyesopen.com>
4536 * real.c (real_floor): Don't leave the result uninitialized when
4537 mode is VOIDMode, but return the unrounded intermediate value.
4538 (real_ceil): Likewise.
4540 2005-01-20 Paul Brook <paul@codesourcery.com>
4542 * config/arm/arm.md (insv): Use gen_int_mode.
4544 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4546 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4547 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4548 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4549 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4550 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4552 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4555 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4556 fbreg, so we have to assume we can't.
4557 (loc_descriptor_from_tree_1): Ditto.
4558 (containing_function_has_frame_base): New function.
4559 (add_location_or_const_value_attribute): Use it.
4560 Also try to generate a frame_base from a single element location
4563 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4565 PR tree-optimization/15349
4566 * timevar.def (TV_TREE_MERGE_PHI): New.
4567 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4569 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4570 calls to tree_forwarder_block_p.
4571 (remove_forwarder_block_with_phi, merge_phi_nodes,
4572 gate_merge_phi, pass_merge_phi): New.
4573 * tree-optimize.c (init_tree_optimization_passes): Add
4575 * tree-pass.h: Add an extern for pass_merge_phi;
4577 2005-01-20 Richard Henderson <rth@redhat.com>
4580 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4581 (_mm_castps_pd, _mm_castps_si128): New.
4582 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4584 2005-01-20 Richard Henderson <rth@redhat.com>
4587 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4588 __builtin_ia32_vec_init_v2si.
4589 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4590 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4591 (ix86_init_mmx_sse_builtins): Create it.
4592 (ix86_expand_builtin): Expand it.
4593 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4594 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4595 (vec_extractv2si_0, vec_extractv2si_1): New.
4597 2005-01-20 Richard Henderson <rth@redhat.com>
4600 * config/i386/i386.c (ix86_expand_push): New.
4601 * config/i386/mmx.md (push<MMXMODE>1): New.
4602 * config/i386/sse.md (push<SSEMODE>1): New.
4603 * config/i386/i386-protos.h: Update.
4605 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4607 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4610 2005-01-20 Richard Henderson <rth@redhat.com>
4612 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4613 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4615 2005-01-19 Richard Henderson <rth@redhat.com>
4618 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4619 to V4SFmode in SSE1 fallback load path.
4621 2005-01-19 Richard Henderson <rth@redhat.com>
4623 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4624 in QImode expansion to ix86_expand_vector_set.
4625 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4627 2005-01-19 Richard Henderson <rth@redhat.com>
4630 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4631 subclass of the input class.
4632 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4633 Always true for cross-SSE1 classes. Rationalize conditionals.
4634 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4635 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4636 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4637 (movdi_2): Add MMX/SSE zeros.
4638 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4639 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4640 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4641 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4642 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4643 (zero_extendsidi2_rex64_1): Remove.
4644 (MOV0 peephole): Check GENERAL_REG_P.
4646 2005-01-19 Richard Henderson <rth@redhat.com>
4649 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4651 (ix86_expand_vector_extract): Likewise.
4653 2005-01-19 Richard Henderson <rth@redhat.com>
4656 * expr.c (emit_move_change_mode): New argument force; use
4657 simplify_gen_subreg if true.
4658 (emit_move_via_alt_mode): Merge into ...
4659 (emit_move_via_integer): ... here.
4660 (emit_move_ccmode): Use emit_move_change_mode directly.
4662 2005-01-19 Richard Henderson <rth@redhat.com>
4665 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4666 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4667 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4669 (alpha_emit_set_const): Likewise. Make static.
4670 (alpha_emit_set_long_const): Make static.
4671 (alpha_extract_integer): Split out from alpha_expand_mov.
4672 (alpha_split_const_mov): Likewise.
4673 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4674 (alpha_legitimate_constant_p): New.
4675 * config/alpha/alpha-protos.h: Update.
4676 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4677 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4678 * config/alpha/alpha.md (movsi): Add n alternative.
4679 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4680 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4681 (splitters for all of the above): Use alpha_split_const_mov.
4682 * config/alpha/predicates.md (non_add_const_operand): New.
4683 (non_zero_const_operand): New.
4684 (input_operand): Use alpha_legitimate_constant_p after reload.
4686 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4688 PR tree-optimization/19038
4689 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4690 (add_candidate): Add ivs with increment in latch only if
4691 allow_ip_end_pos_p is true.
4692 (determine_iv_cost): Use empty_block_p.
4694 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4696 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4697 (compute_dominance_frontiers): Ditto.
4699 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4702 * config/sh/t-rtems: New.
4703 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4705 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4707 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4708 the offset of the selected field.
4710 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4712 * tree-cfg.c (remove_forwarder_block): Fix the check to
4713 prevent a nonlocal label from appearing in the middle of a
4716 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4718 PR rtl-optimization/19462
4719 * reorg.c (find_end_label): Create return insn only if
4720 current_function_epilogue_delay_list is empty.
4722 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4724 * doc/passes.texi: Remove paragraph mentioning new-ra.
4726 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4728 PR rtl-optimization/15139
4729 * combine.c: Include params.h.
4730 (count_rtxs): New function.
4731 (record_value_for_reg): If replace_rtx would replace at least
4732 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4733 (clobber (const_int 0)) instead of TEM.
4734 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4735 * params.h (MAX_LAST_VALUE_RTL): New.
4736 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4737 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4740 * c-typeck.c (digest_init): Only call build_vector if all constructor
4741 elements are *_CST nodes.
4742 * gimplify.c (gimplify_init_constructor): Likewise.
4745 * c-typeck.c (digest_init): Only call build_vector if inside_init
4748 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4750 * toplev.c (init_asm_output): Remove dead #ifdef.
4752 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4754 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4756 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4758 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4759 accessing DECL_FUNCTION_CODE.
4760 * dojump.c (do_jump): Likewise.
4761 * gimplify.c (gimplify_call_expr): Likewise.
4762 * predict.c (expr_expected_value): Likewise.
4763 (strip_builtin_expect): Likewise.
4764 * tree-inline.c (estimate_num_insns_1): Likewise.
4765 * tree-ssa-loop-im.c (stmt_cost): Likewise
4766 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4767 (tree_expr_nonnegative_p): Likewise.
4769 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4771 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4772 variant of the load_pcrel_sym pattern.
4773 * config/sparc/sparc.md (P macro): Move to the top.
4774 (load_pcrel_sym): Macroize using P.
4775 (save_register_window): Likewise.
4777 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4779 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4782 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4785 * c-typeck.c (build_asm_expr): Strip nops off
4786 input memory operands.
4788 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4790 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4791 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4792 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4793 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4795 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4798 * config/i386/i386.c (override_options): If the 80387 is disabled,
4799 then do not return FP values using FP registers.
4801 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4803 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4804 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4805 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4806 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4807 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4808 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4809 output.h, postreload-gcse.c, postreload.c, recog.c,
4810 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4811 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4812 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4813 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4814 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4815 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4816 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4817 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4819 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4820 config/alpha/alpha.c, config/arm/vfp.md,
4821 config/i386/emmintrin.h, config/i386/i386-modes.def,
4822 config/i386/i386-protos.h, config/i386/i386.h,
4823 config/i386/pmmintrin.h, config/i386/ppro.md,
4824 config/i386/predicates.md, config/i386/xmmintrin.h,
4825 config/i860/i860.c, config/ia64/ia64-modes.def,
4826 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4827 config/ia64/ia64.md, config/ia64/itanium1.md,
4828 config/ia64/itanium2.md, config/ia64/predicates.md,
4829 config/iq2000/iq2000.h, config/mips/linux64.h,
4830 config/rs6000/aix41.h, config/rs6000/aix43.h,
4831 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4832 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4833 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4834 config/sparc/linux64.h, config/sparc/litecoff.h,
4835 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4836 config/sparc/sparc.h, config/sparc/sparc.md,
4837 config/sparc/sysv4-only.h: Update copyright.
4839 2005-01-18 Richard Henderson <rth@redhat.com>
4842 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4844 2005-01-18 Marc Espie <espie@openbsd.org>
4845 * config/i386/openbsdelf.h: Typo.
4847 2005-01-18 Richard Henderson <rth@redhat.com>
4849 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4850 special case for sse.
4851 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4853 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4855 * tree-inline.c (estimate_num_insns_1): Added cases for
4856 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4858 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4860 PR rtl-optimization/19296
4861 * combine.c (simplify_comparison): Rewrite the condition under
4862 which a non-paradoxical SUBREG of a PLUS can be lifted when
4863 compared against a constant.
4865 2005-01-18 Andi Kleen <ak@muc.de>
4867 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4868 * c.opt (-Wpointer-sign): Add.
4869 * doc/invoke.texi: (-Wpointer-sign): Add.
4871 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4873 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4874 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4875 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4876 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4877 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4878 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4879 for TARGET_MIX_SSE_I387.
4880 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4881 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4882 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4883 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4884 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4885 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4886 TARGET_MIX_SSE_I387.
4887 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4890 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4893 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4894 Add movaps alternative for xmm reg->reg move.
4896 2005-01-17 Jeff Law <law@redhat.com>
4898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4899 at the end of the main DOM loop rather than just before DOM exits.
4901 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4903 PR tree-optimization/19121
4904 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4905 adding aliases to a name tag, also add them to the pointer's
4907 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4908 sensitive alias info at all. Only check that the two pointers
4909 have compatible pointed-to sets.
4910 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4911 a pointer's type tag is a superset of the alias set of the
4914 2005-01-17 James E Wilson <wilson@specifixinc.com>
4917 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4918 comment to document why.
4920 2005-01-17 Richard Henderson <rth@redhat.com>
4922 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4923 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4924 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4925 sse2_vmsminv2df3_finite): New.
4926 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4927 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4928 Force op1 into register.
4930 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4932 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4933 bubblestrap from always rebuilding build directory.
4935 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4937 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4938 ("*cmpmem_short"): Likewise.
4940 2005-01-17 Steven Bosscher <stevenb@suse.de>
4942 * basic-block.h: Document BB_* flags.
4943 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4944 use an sbitmap instead.
4945 * sched-rgn.c (compute_trg_info): Likewise.
4947 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4949 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4950 redundant target_cpu_default and extra_parts lines. Use the default
4952 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4953 (SUBTARGET_EXTRA_SPECS): Delete.
4954 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4955 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4956 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4957 and "n32" for -mabi=n32.
4959 2005-01-17 Ian Lance Taylor <ian@airs.com>
4962 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4963 fold constant variables into initial values.
4965 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4967 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4969 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4970 through the statements backward.
4972 2005-01-17 Ian Lance Taylor <ian@airs.com>
4974 PR middle-end/13127:
4975 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4976 a variable set to the return value of the inlined function.
4978 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4980 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4981 when modes are tieable.
4983 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4985 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4986 of pthread_create to find out if threads are enabled.
4987 * gthr-posix95.h (__gthread_active_p): Likewise.
4989 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4991 * common.opt (-fnew-ra): Remove.
4993 * toplev.h (flag_new_regalloc): Remove.
4994 * Makefile.in (ra*.*): Don't mention.
4995 * passes.c (rest_of_handle_new_regalloc): Remove.
4996 (rest_of_handle_combine, rest_of_compilation): Always consider
4997 flag_new_regalloc as false.
4998 * doc/invoke.texi: Don't document -fnew-ra.
5000 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5002 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5003 last parameter to reg_scan.
5004 * loop.c (loop_optimize): Likewise.
5005 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5006 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5007 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5008 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5009 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5010 * regclass.c (reg_scan): Likewise, for the declaration.
5011 * rtl.h (reg_scan): Likewise, for the prototype.
5013 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5016 mark_dfs_back_edges.
5018 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5020 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5021 (compute_avail): Uses don't go in tmp_gen.
5023 2005-01-16 Steven Bosscher <stevenb@suse.de>
5025 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5026 loop to look for a free slot in a page entry.
5028 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5031 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5032 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5033 just before targetm.asm_out.file_end.
5034 * tree.h (process_pending_assemble_output_defs): Declare.
5035 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5037 (assemble_alias): Defer generation of assembly code for defines when
5038 TARGET_DEFERRED_OUTPUT_DEFS is true.
5039 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5040 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5041 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5043 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5046 * pa.c (pa_scalar_mode_supported_p): New function.
5047 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5048 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5050 * pa-protos.h (prefetch_operand): Delete.
5051 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5052 * pa.c (prefetch_operand): Delete.
5053 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5054 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5055 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5056 and prefetch_nocc_operand.
5057 * pa.md (prefetch): Rework to avoid reload problems handling short
5058 displacements when a cache control completer needs to be provided.
5059 (prefetch_32, prefetch_64): Delete.
5060 (prefetch_cc, prefetch_nocc): New patterns.
5062 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5064 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5066 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5069 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5070 exceeds maximum alignment for global common data.
5071 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5072 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5074 2004-01-15 Roger Sayle <roger@eyesopen.com>
5076 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5078 2004-01-15 Roger Sayle <roger@eyesopen.com>
5080 * harg-reg-set.h (reg_class_names): Prototype global array.
5081 * regclass.c (reg_class_names): Declare here and initialize to
5083 (dump_regclass): Remove local declaration of reg_class_names.
5084 (regclass): Likewise.
5085 * cfg.c (dump_flow_info): Likewise.
5086 * ra-debug.c (reg_class_names): Likewise.
5087 * regrename.c (reg_class_names): Likewise.
5088 * reload.c (reg_class_names): Likewise.
5089 * reload1.c (spill_failure): Likewise.
5090 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5092 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5094 * config/s390/s390.md ("reload_outti"): Remove predicate for
5095 output operand. Abort if operand is not a MEM.
5096 ("reload_outdi", "reload_outdf"): Likewise.
5098 2005-01-15 Marc Espie <espie@openbsd.org>
5100 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5101 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5102 * config/openbsd.h: Fix C++ includes for native configurations.
5103 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5104 Add trampoline support.
5105 * config/i386/openbsdelf.h: New.
5107 2005-01-15 Marc Espie <espie@openbsd.org>
5109 * collect2.c (main): Explicitly parse -dynamic-linker option.
5111 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5113 PR tree-optimization/19060
5114 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5115 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5116 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5117 and handle extract_range_from_cond returning false.
5118 * fold-const.c (fold): Optimize comparisons with min/max even for
5119 width > HOST_BITS_PER_WIDE_INT.
5121 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5123 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5124 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5125 Remove little endian multilib variants.
5126 Add mips32 multilib variant.
5128 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5130 * explow.c (copy_all_reg, stabilize): Remove.
5131 * expr.h: Remove the corresponding prototypes.
5133 * rtlanal.c (regs_set_between_p): Remove.
5134 * rtl.h: Remove the corresponding prototype.
5136 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5138 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5139 to rs6000_nonimmediate_operand.
5140 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5141 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5142 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5143 rs6000_nonimmediate_operand.
5144 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5145 rs6000_nonimmediate_operand.
5147 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5149 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5151 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5153 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5155 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5156 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5158 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5159 (rs6k_nonimmediate_operand): New.
5160 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5162 (legitimate_lo_sum_address_p): Same.
5163 (rs6000_legitimize_address): Same.
5164 (rs6000_legitimize_reload_address): Same.
5165 (rs6000_legitimate_address): Same.
5166 (spe_build_register_parallel): Pass DF and DC modes in a DI
5169 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5170 to rs6k_nonimmediate_operand.
5172 * config/rs6000/spe.md ("*frob_df_di"): New.
5173 ("*frob_di_df"): New.
5174 ("*frob_di_df_2"): New.
5175 ("*mov_sidf_e500_subreg0"): New.
5176 ("*mov_sidf_e500_subreg4"): New.
5177 ("*movdf_e500_double"): Change predicate to
5178 rs6k_nonimmediate_operand.
5180 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5182 * postreload.c (move2add_note_store): Only call
5183 trunc_int_for_mode on scalar integers.
5185 2005-01-14 Steven Bosscher <stevenb@suse.de>
5187 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5188 replace BB_VISITED uses.
5189 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5190 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5191 (tree_dce_done): Free visited_control_parents.
5192 (perform_tree_ssa_dce): Allocate and clear it.
5193 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5194 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5195 instead of BB_VISITED.
5197 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5199 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5200 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5201 Remove unused prototypes.
5203 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5205 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5206 64-bit register usage.
5207 (spe_func_has_64bit_regs_p): Add FIXME note.
5209 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5211 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5212 flag_finite_math_only with flag_unsafe_math_optimizations.
5214 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5216 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5218 (__tpf_eh_return): Copy TPF private stack area from the module
5219 boundary stack frame. Add check for when module addresses are
5220 equal, but no stub address is found.
5222 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5225 * arm.h (struct machine_function): Add call_via field.
5226 (thumb_call_via_label): Declare.
5227 * arm.c (thumb_call_via_label): New variable.
5228 (thumb_call_reg_needed): New variable.
5229 (arm_output_function_epilogue): For Thumb code, output any per-function
5230 call-indirect trampolines.
5231 (thumb_call_via_reg): New function.
5232 (arm_file_end): New function.
5233 (TARGET_ASM_FILE_END): Call arm_file_end.
5234 (aof_file_end): Likewise.
5235 * arm-protos.h (thumb_call_via_reg): Declare.
5236 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5237 thumb_call_via_reg in normal case.
5239 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5242 PR rtl-optimization/19348
5243 * recog.c (peephole2_optimize): Do global life update if some peephole
5244 decides it doesn't need at least one of its inputs and that change
5245 influences liveness at the start of the basic block.
5247 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5248 arguments instead of 1.
5250 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5253 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5254 zero for nested functions needing a static chain or functions
5255 with a non-constant address.
5257 2005-01-13 Roger Sayle <roger@eyesopen.com>
5259 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5260 (and (sign_extend X) C) into (zero_extend (and X C)).
5262 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5264 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5266 2005-01-13 Richard Henderson <rth@redhat.com>
5271 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5272 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5273 not just TARGET_SSE.
5274 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5275 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5276 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5277 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5278 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5279 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5280 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5281 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5282 (movdicc_c_rex64): Rename with '*'.
5283 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5284 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5285 (movsfcc_1_387): Rename from movsfcc_1.
5286 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5287 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5288 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5289 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5290 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5291 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5292 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5293 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5294 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5295 sse_movdfcc_const0_4): Remove.
5296 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5297 recognize min/max early. Update for changed sse cmove patterns.
5298 (ix86_split_sse_movcc): New.
5299 * config/i386/i386-protos.h: Update.
5301 2005-01-13 Steven Bosscher <stevenb@suse.de>
5303 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5304 (fix_stmt_v_may_defs): Likewise.
5306 2005-01-13 Richard Henderson <rth@redhat.com>
5308 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5309 for converting the mask.
5311 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5313 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5316 2005-01-13 Richard Henderson <rth@redhat.com>
5318 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5319 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5320 IX86_BUILTIN_MOVDQ2Q): Remove.
5321 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5322 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5323 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5325 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5326 (sse2_pextrw): Fix immediate constraint.
5327 (sse2_loadq, sse2_loadq_rex64): Remove.
5328 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5329 Use __builtin_ia32_vec_ext_<size>.
5330 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5332 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5334 * function.c (assign_parm_setup_block): Look inside original
5335 entry_parm when inspecting PARALLEL.
5337 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5338 Joel Sherrill <joel@oarcorp.com>
5341 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5342 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5343 rtems_gxx_recursive_mutex_init.
5344 (__gthread_recursive_mutex_lock): New function.
5345 (__gthread_recursive_mutex_trylock): Likewise.
5346 (__gthread_recursive_mutex_unlock): Likewise.
5348 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5350 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5352 2005-01-13 Jan Beulich <jbeulich@novell.com>
5354 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5355 (ashrti3_internal): Indicate output is early clobber. Generate result
5356 into output rather than first input. Use move for low word of output
5357 if shift count is exactly 64.
5358 (lshrti3_internal): Likewise.
5360 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5364 * reload1.c (delete_output_reload): Don't delete an output reload
5365 if the pseudo lives longer than a single basic block. Adjust and
5366 improve wording of comment.
5368 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5371 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5372 of TYPE_SIZE where we mean the number of bytes.
5374 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5376 * function.c (assign_parm_setup_block): Relax condition on
5377 multi-register optimization.
5379 2005-01-12 Nick Clifton <nickc@redhat.com>
5381 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5382 an "in_delay_slot" attribute of "no" to prevent them being used in
5383 delay slots. This is forbidden because they might generate
5386 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5389 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5392 2005-01-12 Nick Clifton <nickc@redhat.com>
5394 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5395 passed on to GAS) but do not define, as GAS no longer supports or
5396 needs the -m2000 option.
5398 2005-01-11 Roger Sayle <roger@eyesopen.com>
5400 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5401 type as args of unprototyped builtins aren't automatically promoted.
5402 (fold_builtin_abs): Likewise.
5404 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5406 * Makefile.in: Set a `build-warn' variable.
5408 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5410 PR tree-optimization/17949
5411 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5412 (find_interesting_uses_address): Use it.
5414 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5416 * regrename.c (kill_value): Handle subreg's that won't simplify.
5418 2005-01-11 Richard Henderson <rth@redhat.com>
5421 * config/i386/i386.h (enum ix86_builtins): Move ...
5422 * config/i386/i386.c: ... here.
5423 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5424 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5425 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5426 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5427 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5428 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5429 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5430 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5431 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5432 IX86_BUILTIN_LOADDDUP): Remove.
5433 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5434 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5435 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5436 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5437 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5438 (ix86_init_builtins): Make static.
5439 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5440 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5441 if all the modes match. Otherwise, fake it.
5442 (get_element_number, ix86_expand_vec_init_builtin,
5443 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5444 (ix86_expand_builtin): Make static. Update for changed builtins.
5445 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5446 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5447 (ix86_expand_vector_init_duplicate): New.
5448 (ix86_expand_vector_init_low_nonzero): New.
5449 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5450 Split out from ix86_expand_vector_init; handle integer modes.
5451 (ix86_expand_vector_init): Use them.
5452 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5453 * config/i386/i386-protos.h: Update.
5454 * config/i386/predicates.md (reg_or_0_operand): New.
5455 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5456 (movv2sf_internal): Likewise. And a splitter to match them all.
5457 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5458 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5459 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5460 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5461 (mmx_pinsrw): Fix operand ordering.
5462 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5463 rather than sse_loadss expander.
5464 (movv2df splitter): Similarly.
5465 (sse_loadss, sse_loadlss): Remove.
5466 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5467 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5468 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5469 (sse3_movddup): Rename with '*'.
5470 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5471 (sse2_loadsd): Remove.
5472 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5473 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5474 (sse2_pinsrw): Fix argument ordering.
5475 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5476 (sse2_stored): Remove 'r' destination.
5477 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5478 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5479 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5480 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5481 vec_extractv16qi, vec_initv16qi): New.
5483 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5484 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5485 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5487 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5488 (_mm_load_si128, _mm_store_si128): Likewise.
5489 (_mm_load1_pd): Use _mm_set1_pd.
5490 (_mm_load_sd): Use _mm_set_sd.
5491 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5492 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5493 (_mm_set_epi64): Use _mm_set_epi64x.
5494 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5495 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5496 _mm_setr_epi8): Use _mm_set_foo form.
5497 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5498 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5499 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5500 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5501 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5502 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5503 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5504 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5505 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5506 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5507 (_mm_movedup_pd): Use _mm_shuffle_pd.
5508 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5509 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5510 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5511 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5513 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5514 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5515 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5516 (_mm_store_ps): Use raw dereference.
5517 (_mm_store1_ps): Use _mm_storeu_ps.
5518 (_mm_storer_ps): Use _mm_store_ps.
5519 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5520 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5522 2005-01-11 Stan Shebs <shebs@apple.com>
5524 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5525 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5527 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5530 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5531 Skip all DECLs except for FIELD_DECLs.
5533 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5535 * config/s390/s390.c (override_options): Return error if
5536 -mbackchain, -mpacked-stack and -mhard-float are used together.
5537 (s390_va_start): Remove the backchain && packed-stack special case.
5538 (s390_gimplify_va_arg): Likewise.
5539 * doc/invoke.texi: Remove the ABI incompatibility note.
5541 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5543 * config/s390/s390.c (struct s390_frame_layout): Remove
5545 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5546 save_backchain_p with TARGET_BACKCHAIN.
5548 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5551 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5552 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5553 * function.c (locate_and_pad_parm): Set new field.
5554 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5555 Tweak where_pad test to include "none". Always set mem align for
5557 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5558 not sufficient for type.
5559 (assign_parm_setup_block): If stack_parm is zero on entry, always
5560 make a new stack local. Block move old stack parm if necessary
5561 to new aligned stack local.
5562 (assign_parm_setup_stack): Use a block move to handle
5563 potentially misaligned entry_parm.
5564 (assign_parms_unsplit_complex): Specify required alignment when
5565 creating stack local.
5566 * calls.c (compute_argument_addresses): Override alignment of stack
5567 arg calculated from its type with the alignment given by
5568 FUNCTION_ARG_BOUNDARY.
5569 (store_one_arg): Likewise.
5571 2005-01-11 Jan Beulich <jbeulich@novell.com>
5573 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5574 Change respective itanium_class attribute to ialu.
5575 (shladdp4_internal): New.
5576 * config/ia64/predicates.md (shladd_log2_operand): New.
5578 2005-01-11 Richard Henderson <rth@redhat.com>
5580 * expr.c (store_constructor): Use rtvec_alloc instead of
5581 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5583 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5585 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5587 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5589 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5590 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5591 (TARGET_RWRELOC): Define.
5592 (ia64_rwreloc_section_type_flags): Delete.
5593 (ia64_section_type_flags): New function.
5594 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5595 (TARGET_RWRELOC): Define.
5597 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5600 * config/ia64/ia64.c (process_set): For alloc insn, only call
5601 process_epilogue is !frame_pointer_needed.
5603 2005-01-10 Roger Sayle <roger@eyesopen.com>
5606 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5607 unary operator and can't be treated as a binary/comparison operator.
5609 2005-01-10 Richard Henderson <rth@redhat.com>
5611 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5612 (ix86_return_in_memory): Likewise.
5613 (function_arg_advance): Likewise. Mirror structure in function_arg
5614 for choosing register to advance.
5616 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5618 * tree-vectorizer.c, tree.def: Fix comment typos.
5620 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5622 * config/s390/s390.c (struct processor_costs): 4 new fields:
5623 ddbr, ddr, debr, der.
5624 (s390_rtx_costs): More precise handling of divide instructions.
5626 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5628 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5630 2005-01-10 Jan Beulich <jbeulich@novell.com>
5632 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5633 names resulting from -ffunction-sections/-fdata-sections and linkonce
5635 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5636 based on the section name. Rearrange the section name comparison logic
5637 slightly so that each section name is compared against at most once.
5639 2005-01-10 Ben Elliston <bje@au.ibm.com>
5641 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5642 targets for which -fPIC reduces limitations on the GOT size.
5644 2005-01-09 Falk Hueffner <falk@debian.org>
5646 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5649 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5652 * collect2.c (main): Set aixrtl_flag for -brtl option.
5653 (resolve_lib_name): Search for .so file extension before .a
5656 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5658 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5659 (vect_analyze_data_refs_alignment): Add dump prints.
5661 2005-01-09 Ira Rosen <irar@il.ibm.com>
5663 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5664 expr_invariant_in_loop_p.
5665 Initialize outputs first thing in the function.
5666 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5667 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5668 (vect_analyze_pointer_ref_access): Check that the initial condition of
5669 the access function is loop invariant.
5671 2005-01-09 Richard Henderson <rth@redhat.com>
5673 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5674 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5675 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5676 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5677 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5678 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5679 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5680 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5681 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5682 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5683 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5684 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5685 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5686 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5687 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5688 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5689 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5690 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5691 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5692 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5693 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5694 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5695 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5697 (mmx_clrdi, pavgusb): Remove.
5698 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5699 with leading sse_ prefix.
5700 * config/i386/sse.md: Receive them.
5701 * config/i386/mmx.md: New file.
5702 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5703 (subrv2sf3): Turn into expander for normal subtraction.
5704 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5705 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5706 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5707 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5708 commutative; use ix86_binary_operator_ok.
5709 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5710 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5711 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5712 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5713 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5714 Macroize from existing patterns; use ix86_binary_operator_ok.
5715 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5716 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5717 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5718 with vec_select+vec_concat.
5719 (mmx_pshufw, mmx_pshufw_1): Likewise.
5720 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5721 (mmx_uavgv4hi3): Model correctly.
5722 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5723 _mm_xor_si64): Remove casts.
5725 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5727 PR tree-optimization/19224
5728 * tree-scalar-evolution.c (get_instantiated_value,
5729 set_instantiated_value): New functions.
5730 (instantiate_parameters_1): Cache the results.
5731 (instantiate_parameters, resolve_mixers): Initialize and free
5734 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5736 * config/i386/i386.md (addhi_4): Correct reference in comment.
5739 2005-01-08 Richard Henderson <rth@redhat.com>
5741 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5742 (_mm_cvtsi128_si64x): Likewise.
5743 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5744 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5745 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5746 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5747 * config/i386/i386-protos.h: Update.
5748 * config/i386/i386.c (print_operand): Add 'H'.
5749 (ix86_fixup_binary_operands): Split out from ...
5750 (ix86_expand_binary_operator): ... here.
5751 (ix86_fixup_binary_operands_no_copy): New.
5752 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5753 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5754 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5755 (safe_vector_operand): Use CONST0_RTX.
5756 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5757 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5758 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5759 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5761 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5762 (IX86_BUILTIN_CMPNGESS): New.
5763 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5764 (attr type): Add sselog1.
5765 (attr unit, attr memory): Handle it.
5766 (movti, movti_internal, movti_rex64): Move near other integer moves.
5767 (movtf, movtf_internal): Move near other fp moves.
5768 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5769 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5770 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5771 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5772 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5773 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5774 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5775 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5776 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5777 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5778 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5779 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5780 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5781 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5782 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5783 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5784 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5785 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5786 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5787 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5788 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5789 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5790 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5791 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5792 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5793 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5794 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5795 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5796 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5797 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5798 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5799 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5800 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5801 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5802 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5803 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5804 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5805 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5806 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5807 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5808 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5809 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5810 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5811 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5813 (SSEPUSH, push<SSEPUSH>): Remove.
5814 (MMXPUSH, push<MMXPUSH>): Remove.
5815 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5816 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5817 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5818 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5819 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5820 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5821 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5822 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5823 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5824 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5825 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5826 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5827 (ppro_sse_log_V4SF): Handle sselog1.
5828 * config/i386/predicates.md (const_0_to_1_operand): New.
5829 (const_0_to_255_mul_8_operand): New.
5830 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5831 (const_2_to_3_operand, const_4_to_7_operand): New.
5832 * config/i386/sse.md: New file.
5833 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5834 (sse_movups): Rename from sse_movups_1.
5835 (sse_loadlss): Rename from sse_loadss_1.
5836 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5838 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5839 (absv4sf2, negv2df, absv2df): New.
5840 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5841 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5842 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5843 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5844 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5845 (sse3_addsubv4sf3): Model correctly.
5846 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5847 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5848 (sse_movhlps): Model with vec_select+vec_concat.
5849 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5850 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5851 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5852 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5853 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5854 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5855 sse2_pshufhw_1): Likewise.
5856 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5857 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5858 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5859 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5860 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5861 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5862 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5863 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5864 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5865 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5866 sminv8hi3): Mark commutative
5867 operands. Use ix86_binary_operator_ok.
5868 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5869 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5870 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5871 sse2_punpcklqdq): Allow operand2 in memory.
5872 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5873 sse2_movsd): Add memory alternatives.
5874 (sse_storelps): Turn expander into an insn; split after reload.
5875 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5876 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5878 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5880 * configure.ac (DWARF-2 debug_line): Use objdump.
5881 * configure: Regenerate.
5883 2005-01-08 Jeff Law <law@redhat.com>
5884 Diego Novillo <dnovillo@redhat.com>
5886 PR tree-optimization/18241
5887 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5888 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5889 statements with volatile operands.
5890 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5891 operands after marking a statement with has_volatile_ops.
5893 2005-01-08 Roger Sayle <roger@eyesopen.com>
5895 * tree.c (int_fits_type_p): Always honor integer constant
5896 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5898 2005-01-08 Roger Sayle <roger@eyesopen.com>
5900 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5901 the latent bug in rtl_delete_block has been resolved.
5903 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5905 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5906 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5908 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5910 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5911 library as @multilib_dir@/$(SHLIB_SONAME).
5913 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5915 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5916 * configure: Regenerate.
5918 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5920 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5923 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5926 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5927 Convert non-word aligned offset address using ld/std into
5930 2005-01-07 Richard Henderson <rth@redhat.com>
5932 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5934 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5936 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5938 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5940 PR tree-optimization/19283
5941 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5942 is not shorter than the original type.
5944 PR rtl-optimization/19012
5945 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5947 PR rtl-optimization/18861
5948 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5949 (FULL_STATE): Define.
5950 (mark_tablejump_edge): New function.
5951 (purge_dead_tablejump_edges): New function.
5952 (find_bb_boundaries): Use it.
5954 PR tree-optimization/18828
5955 * builtins.c (expand_builtin_next_arg): Remove argument and all
5956 the argument checking.
5957 (expand_builtin): Adjust caller.
5958 (expand_builtin_va_start): Likewise. Remove error for too many
5960 (fold_builtin_next_arg): Issue error for too many arguments.
5961 After checking arguments, replace them with magic arguments that
5962 prevent further checking of the args.
5964 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5966 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5968 2005-01-06 Roger Sayle <roger@eyesopen.com>
5971 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5972 and %{.S:...} (and their negative variants) to test whether the
5973 input file is assembler or pre-processed-assembler independent of
5974 the actual filename extension.
5976 2005-01-06 Roger Sayle <roger@eyesopen.com>
5978 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5979 of sign or zero extended values.
5981 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5983 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5984 for IBM long double format correctly.
5986 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5988 Fix PR tree-optimization/18792
5990 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5991 to first_loop_depth, and use loop depth instead of loop number.
5992 (build_classic_dir_vector): Ditto.
5993 (compute_data_dependences_for_loop): Use depth, not loop number.
5994 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5995 number. Pass in loops, instead of loop numbers.
5996 (gather_interchange_stats): Ditto.
5997 (linear_transform_loops): Ditto.
5999 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6002 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6003 biv_fits_mode_p, extension_within_bounds_p): New functions.
6004 (check_ext_dependent_givs): Use them.
6006 2005-01-06 Roger Sayle <roger@eyesopen.com>
6008 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6009 more than one barrier, in which case we should delete them all.
6011 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6013 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6015 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6017 Fix PR middle-end/19286
6019 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6020 output this subprogram, simply ignore this attempt to do it again.
6021 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6022 origin attribute if it's not possible.
6023 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6024 (decls_for_scope): Ditto.
6025 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6026 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6028 2005-01-05 Richard Henderson <rth@redhat.com>
6031 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6032 (bdesc_2arg): Use it.
6033 (ix86_expand_binop_builtin): Force operands into registers
6035 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6036 ix86_expand_sse_compare, ix86_expand_sse_comi,
6037 ix86_expand_builtin): Likewise.
6039 2005-01-05 Richard Henderson <rth@redhat.com>
6041 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6043 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6044 (mulv4hi3): Set itanium_class mmmul.
6045 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6046 (fpack): Rename from fpack_sfsf.
6048 2005-01-05 Richard Henderson <rth@redhat.com>
6051 * reload1.c (do_input_reload): Restrict the optimization deleteing
6052 a previous output reload to RELOAD_FOR_INPUT.
6054 2005-01-05 Steven Bosscher <stevenb@suse.de>
6056 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6057 comment that we fall through after case.
6058 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6059 (distribute_links): Likewise.
6060 * cse.c (cse_insn): Likewise.
6061 * cselib.c (cselib_invalidate_mem): Likewise.
6062 * df.c: Update comments at the top of the file.
6063 (read_modify_subreg_p): Update comments here too.
6064 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6065 * flow.c (mark_set_1): Likewise.
6066 (mark_used_regs): Likewise.
6067 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6068 (canon_list_insert): Likewise.
6069 (mark_set): Likewise.
6070 (try_replace_reg): Likewise.
6071 (store_killed_in_insn): Likewise.
6072 * loop.c (count_one_set): Likewise.
6073 (basic_induction_var): Likewise.
6074 * postreload-gcse.c (find_mem_conflicts): Likewise.
6075 * postreload.c (reload_combine_note_store): Likewise.
6076 (move2add_note_store): Likewise.
6077 * reload.c (find_equiv_reg): Likewise.
6078 (mark_referenced_resources): Likewise.
6079 * rtlanal.c (set_noop_p): Likewise.
6080 (note_stores): Likewise.
6081 (note_uses): Likewise.
6082 * sched-deps.c (sched_analyze_1): Likewise.
6083 * sched-rgn.c (check_live_1): Likewise.
6084 (update_live_1): Likewise.
6085 * config/i860/i860.c: Likewise.
6087 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6089 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6091 * doc/rtl.texi: Update documentation for bit-fields and SET.
6093 2005-01-05 Roger Sayle <roger@eyesopen.com>
6095 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6097 2005-01-05 Jan Hubicka <jh@suse.cz>
6098 Richard Henderson <rth@redhat.com>
6101 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6104 2005-01-05 Richard Henderson <rth@redhat.com>
6107 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6108 (sse_shufps): Change operand 3 to const_int_operand.
6109 (sse2_storelps): Fix typo in template.
6110 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6111 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6112 (ix86_expand_builtin): Likewise.
6114 2005-01-05 Julian Brown <julian@codesourcery.com>
6116 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6117 as aggregates for AAPCS ABIs.
6119 2005-01-05 Stan Shebs <shebs@apple.com>
6121 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6122 Mach-O getters if ppc64.
6123 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6125 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6126 signed four-byte field for global code case.
6127 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6129 2005-01-05 Roger Sayle <roger@eyesopen.com>
6132 * c-common.c: Include real.h.
6133 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6134 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6135 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6136 * Makefile.in (c-common.o): Update dependencies.
6138 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6140 * c-parse.in (asm_string): Add trailing semicolon.
6142 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6144 * c-parse.in (asm_string): New. Don't allow wide strings in
6146 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6147 asm_string instead of STRING.
6149 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6151 * c-typeck.c (constructor_no_implicit): Remove.
6152 (set_designator, process_init_element): Don't check
6153 constructor_no_implicit.
6155 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6156 Kaz Kojima <kkojima@gcc.gnu.org>
6159 * lcm.c (create_pre_exit): New.
6160 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6161 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6163 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6165 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6166 -msoft-float in target_float_switch.
6167 * arm.c (arm_override_options): Fix processing of target_float_switch.
6169 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6171 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6174 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6176 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6177 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6179 2005-01-04 Roger Sayle <roger@eyesopen.com>
6181 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6182 if deleting the then-block allows the test-block to fallthru to the
6185 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6188 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6189 after the full declaration if the are in two different TUs.
6191 2005-01-04 Richard Henderson <rth@redhat.com>
6194 * tree-sra.c (generate_one_element_init): Just
6195 call gimplify_and_add.
6196 (generate_element_init): Record the
6197 new referenced variables and mark them for renaming
6198 and split out to ...
6199 (generate_element_init_1): This.
6200 (scalarize_init): Don't call push_gimplify_context/
6201 pop_gimplify_context.
6203 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6205 * toplev.c (get_src_pwd): Handle failure of getpwd().
6207 2005-01-04 Roger Sayle <roger@eyesopen.com>
6209 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6211 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6212 all the cases handled by it are inverted by invert_truthvalue.
6214 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6216 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6217 (save_register_windowsi): Likewise.
6219 2005-01-04 Richard Henderson <rth@redhat.com>
6221 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6223 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6226 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6227 any simplifications of vector mode comparison operators.
6228 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6230 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6231 Devang Patel <dpatel@apple.com>
6233 PR tree-optimization/18308
6234 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6235 the operands before creating a new expression.
6236 * dojump.c (do_jump): Make drop_through_label available
6237 for all cases. Add expansion of COND_EXPR.
6239 2005-01-04 Ira Rosen <irar@il.ibm.com>
6241 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6242 INTEGER_CST instead of TREE_CONSTANT.
6243 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6244 instead of TREE_CONSTANT.
6245 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6246 instead of TREE_CONSTANT.
6248 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6250 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6252 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6255 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6256 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6258 2005-01-03 Richard Henderson <rth@redhat.com>
6260 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6261 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6262 fold_convert_const_real_from_real): Split out from ...
6263 (fold_convert_const): ... here.
6265 2005-01-03 Richard Henderson <rth@redhat.com>
6268 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6269 (mov<MMXMODEI>_internal): Likewise.
6270 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6271 Add V2SF case; use it for SSE1; don't use TI.
6272 (movdf_integer): Likewise.
6273 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6275 2005-01-03 Ira Rosen <irar@il.ibm.com>
6277 * tree-vectorizer.c (vect_strip_conversions): New function.
6278 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6279 check for binary class.
6281 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6285 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6287 * gimple-low.c (mark_blocks_with_used_vars): New function.
6288 (mark_blocks_with_used_subblocks): Ditto.
6289 (mark_used_blocks): Ditto.
6290 (pass_mark_used_blocks): New pass.
6291 * tree-inline.c: Include debug.h.
6292 (expand_call_inline): Call outlining_inline_function here.
6293 * tree-optimize.c (init_tree_optimization_passes): Add
6294 pass_mark_used_blocks.
6295 * tree-pass.h (pass_mark_used_blocks): New.
6296 * Makefile.in (tree-inline.o): Add debug.h dependency.
6298 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6300 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6301 VAR_DECLs to have weak_import attribute.
6303 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6306 2004-01-03 Steven Bosscher <stevenb@suse.de>
6308 * passes.c (rest_of_compilation): Don't run regmove if only
6309 flag_expensive_optimizations, require flag_regmove instead.
6311 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6313 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6315 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6316 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6317 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6318 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6320 2005-01-03 Richard Henderson <rth@redhat.com>
6322 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6323 (ia64_const_ok_for_letter_p): New.
6324 (ia64_const_double_ok_for_letter_p): New.
6325 (ia64_extra_constraint): New.
6326 (ia64_expand_vecint_compare): New.
6327 (ia64_expand_vcondu_v2si): New.
6328 (ia64_expand_vecint_cmov): New.
6329 (ia64_expand_vecint_minmax): New.
6330 (ia64_print_operand): Add 'v'.
6331 (ia64_preferred_reload_class): New.
6332 (ia64_vector_mode_supported_p): New.
6333 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6334 (PREFERRED_RELOAD_CLASS): Move to function.
6335 (CONST_OK_FOR_LETTER_P): Move to function.
6336 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6337 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6338 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6339 (EXTRA_CONSTRAINT): Move to function.
6340 * config/ia64/ia64.md: Include vect.md.
6341 (itanium_class): Add mmalua.
6343 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6345 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6346 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6348 (const_int_2bit_operand): New.
6349 (fr_reg_or_0_operand): New.
6350 * config/ia64/ia64-modes.def: Add vector modes.
6351 * config/ia64/ia64-protos.h: Update.
6352 * config/ia64/vect.md: New file.
6354 2005-01-03 Richard Henderson <rth@redhat.com>
6356 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6358 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6361 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6363 (log1pdf2): Change mode of operands[0,1] to DFmode.
6365 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6367 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6368 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6369 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6370 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6371 SPARC_RELAXED_ORDERING.
6373 2005-01-03 Richard Henderson <rth@redhat.com>
6374 Uros Bizjak <uros@kss-loka.si>
6377 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6378 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6379 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6381 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6382 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6383 const_pow2_1_to_128_operand): New predicates.
6385 2005-01-02 Greg McGary <greg@mcgary.org>
6387 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6389 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6390 object. [ptr_type]: Remove unused variable.
6391 Remember nearest addressable array-element or record-component
6392 when checking bitfield components. Tolerate empty BIND_EXPR.
6394 2005-01-01 Richard Henderson <rth@redhat.com>
6396 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6397 that don't narrow the value. Fail for other conversions.
6399 2005-01-01 Richard Henderson <rth@redhat.com>
6402 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6403 * c-lang.c (finish_file): Don't do it here.
6404 * objc/objc-act.c (objc_finish_file): Likewise.
6406 * cgraph.c (decl_assembler_name_equal): New.
6407 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6408 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6409 * cgraph.h (struct cgraph_varpool_node): Add next.
6410 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6411 * varasm.c (assemble_alias): Mark the target as needed.
6413 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6416 * function.c (get_arg_pointer_save_area): Use entry_of_function
6417 instead of get_insns.
6419 2005-01-01 Roger Sayle <roger@eyesopen.com>
6420 Andrew Pinski <pinskia@physics.uc.edu>
6421 James E. Wilson <wilson@specifixinc.com>
6423 PR rtl-optimization/12092
6424 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6427 2005-01-01 Roger Sayle <roger@eyesopen.com>
6428 Olivier Hainque <hainque@act-europe.fr>
6430 * tree.c (int_fits_type_p): A narrower type always fits in a
6431 wider one, except for negative values into unsigned types.
6433 2005-01-01 Roger Sayle <roger@eyesopen.com>
6435 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6436 with the original constant rather than require TREE_OVERFLOW.
6438 2005-01-01 Steven Bosscher <stevenb@suse.de>
6441 * c-decl.c (finish_function): If compiling C99, annotate the
6442 compiler generated return with the current file name and line 0.
6443 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6444 the source line is greater than 0.
6445 (remove_bb): Likewise.
6447 See ChangeLog.12 for earlier changes.