1 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
11 (rtl_register_value_prof_hooks,
12 tree_value_profile_transformations,
13 tree_register_value_prof_hooks): Likewise.
14 * var-tracking.c (stack_adjust_offset_pre_post,
15 variable_htab_free, variable_union, dataflow_set_different_2,
16 count_uses, variable_was_changed, set_frame_base_location,
17 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
18 vt_add_function_parameters): Likewise.
19 * varasm.c (named_section_real, named_section, make_decl_rtl,
20 asm_emit_uninitialised, assemble_integer, decode_addr_const,
21 const_hash_1, compare_constant, copy_constant, force_const_mem,
22 output_constant_pool_2, output_constant_pool_1, output_constant,
23 output_constructor, make_decl_one_only, decl_tls_model,
24 default_no_named_section, default_elf_select_section_1,
25 default_unique_section_1): Likewise.
26 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
27 * vmsdbgout.c (addr_const_to_string): Likewise.
30 * function.c (struct assign_parm_data_one): Remove last_named
32 (assign_parm_find_data_types): Don't determine last_named.
33 Reorder named_parm determination.
34 (assign_parms): Only setup varargs on the last non-varadic
37 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
39 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
40 sda base address on medium model.
42 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
44 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
45 * cfgloop.c (flow_loop_nodes_find): Export.
46 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
48 * cfgloopmanip.c (fix_loop_structure): New function.
49 * predict.c (predict_loops): Clean up the loops information.
50 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
51 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
53 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
54 (rewrite_into_loop_closed_ssa): Declaration changed.
55 * tree-loop-linear.c (linear_transform_loops): Add argument to
56 rewrite_into_loop_closed_ssa call.
57 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
58 * tree-ssa-loop-im.c (move_computations): Ditto.
59 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
60 * tree-vectorizer.c (vectorize_loops): Ditto.
61 * tree-optimize.c: Include cfgloop.h.
62 (execute_todo): Choose whether to call cleanup_tree_cfg or
63 cleanup_tree_cfg_loop.
64 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
65 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
66 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
67 cleanup_tree_cfg_loop call.
68 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
69 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
72 2005-03-10 Jakub Jelinek <jakub@redhat.com>
75 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
76 with multiple alternatives.
78 * stmt.c (parse_output_constraint): Fix a typo.
80 2005-03-09 Bob Wilson <bob.wilson@acm.org>
82 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
83 assembly directive instead of deprecated "no-generics".
85 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
87 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
88 for non-offsettable memory references to cope with outstanding reload
90 * config/s390/s390.md ("reload_outti"): Call find_replacement to
91 avoid losing outstanding address reloads.
92 ("reload_outdi", "reload_outdf"): Likewise.
94 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
96 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
97 code. Add more cbrt transformations.
99 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
101 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
103 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
105 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
106 NULL_TREE when a given tree is not simplified.
107 (fold): Return the original tree when any of the functions
108 mentioned above NULL_TREE.
110 * fold-const.c (fold_unary, fold_binary): Take decomposed
111 arguments, code, type, op0, and op1 in case of fold_binary.
112 (fold): Update calls to fold_unary and fold_binary.
114 2005-03-09 Roger Sayle <roger@eyesopen.com>
116 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
117 a fndecl and an arglist instead of a CALL_EXPR, exp.
119 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
121 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
123 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
125 * expr.c (expand_assignment): Remove orig_to_rtx.
127 * fold-const.c (int_const_binop): Remove no_overflow.
129 * ifcvt.c (noce_emit_move_insn): Remove inmode.
131 * loop-iv.c (get_biv_step_1): Remove lhs.
133 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
135 * real.c (real_nan): Remove neg.
137 * function.c (thread_prologue_and_epilogue_insns): Remove i
140 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
143 * tree-eh.c (tree_could_trap_p): Remove idx.
145 * tree-into-ssa.c (ann): Remove ann.
147 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
149 * tree-sra.c (decide_block_copy): Remove inst_count.
151 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
153 * tree-ssa-loop-im.c (lhs): Remove.
155 * cfgbuild.c (state, STATE, SET_STATE,
156 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
158 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
159 (find_basic_blocks): Set the state of each basic block to
162 2005-03-08 Jeff Law <law@redhat.com>
164 * tree-cfg.c (cleanup_control_flow): If removal of a computed
165 goto results in the removal of edges in the CFG, then we need
166 to recompute dominators.
168 2005-03-09 Ben Elliston <bje@au.ibm.com>
170 * c-common.c (c_do_switch_warnings): Comment fix.
172 2005-03-08 Julian Brown <julian@codesourcery.com>
174 * Patch from 2005-03-08 reverted for causing regressions and
175 ppc-darwin bootstrap failure.
177 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
179 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
180 Define the real function for ppc-darwin.
181 * c-typeck.c (convert_arguments): Check for target-specific
182 invalid argument call to unprototyped function.
183 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
185 * target.h (invalid_arg_for_unprototyped_fn): New field
187 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
189 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
192 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
194 * c-typeck.c (constructor_stack, constructor_range_stack,
195 initializer_stack): Make them static.
197 * cfg.c (rbi_pool): Make it static.
199 * gimple-low.c (lower_stmt_body): Make it static.
200 * tree-flow.h: Remove the corresponding prototype. Don't
203 * sched-deps.c (cache_size): Make it static.
205 * stor-layout.c (lang_adjust_rli): Make it static.
207 2005-03-08 Julian Brown <julian@codesourcery.com>
209 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
210 from being used for symbols with vague linkage when
211 HAVE_GAS_COMDAT_GROUP is true.
213 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
215 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
216 nlabel == JUMP_LABEL (jump).
218 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
220 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
221 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
222 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
223 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
225 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
228 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
229 * c-common.c (handle_returns_twice): New function.
230 (c_common_attribute_table): Declare eturns_twice' attribute.
231 * doc/extend.texi: Document eturns_twice' attribute.
232 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
233 (struct tree_decl): Add returns_twice_flag.
235 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
237 * tree-ssa-phiopt.c: Fix a comment typo.
239 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
240 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
241 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
244 2005-03-08 Richard Henderson <rth@redhat.com>
246 * config/alpha/alpha.c (code_for_builtin): Replace special-case
247 builtin codes with ctzdi2, clzdi2, popcountdi2.
248 (struct alpha_builtin_def): Add is_const.
249 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
250 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
251 (alpha_init_builtins): Init them. Set nothrow and const attributes
253 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
254 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
255 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
256 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
257 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
258 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
259 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
260 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
261 (TARGET_FOLD_BUILTIN): New.
262 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
263 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
265 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
267 2005-03-08 Ira Rosen <irar@il.ibm.com>
269 PR tree-optimization/20122
270 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
271 condition of access function instead of base.
273 2005-03-07 Jeff Law <law@redhat.com>
274 Steven Bosscher <stevenb@suse.de>
276 * tree-cfg.c (find_taken_edge_computed_goto): New function.
277 (find_taken_edge): Call find_taken_edge_computed_goto as
278 appropriate. Allow any gimple invariant rather than just
280 (cleanup_control_flow): Cleanup a computed goto which has turned
282 (tree_merge_blocks): If block B has any forced labels, move
283 them to the start of block A.
284 * tree-ssa-dom.c (thread_across_edge): Allow threading across
285 computed gotos as well.
286 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
287 removal of unnecessary computed gotos too.
288 (lookup_redirection_data): Fix type of INSERT argument. Callers
291 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
293 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
294 Remove trailing spaces.
296 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
297 unshare_all_trees): Make them static.
298 * tree-gimple.h: Remove the corresponding prototypes.
300 * diagnostic.h: Remove unused prototype
302 * modulo-sched.c: Remove unused prototype
303 set_row_column_for_ps.
305 * tree-ssa-phiopt.c (tree_ssa_phiopt,
306 replace_phi_edge_with_variable): Remove unused variable i.
308 2005-03-07 Per Bothner <per@bothner.com>
310 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
312 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
315 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
316 bbs on the COND_EXPR instead of the PHI_NODEs.
317 (candidate_bb_for_phi_optimization): Remove.
318 (replace_phi_with_stmt): Rename to ...
319 (replace_phi_edge_with_variable): this and change so that we
320 replace the phi argument instead of removing the PHI.
321 (conditional_replacement): Change so we deal with PHI with more
323 (value_replacement): Likewise.
324 (abs_replacement): Likewise.
326 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
328 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
329 output_e500_flip_gt_bit.
331 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
333 (rs6000_generate_compare): Fix logic to look at the correct bits.
334 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
336 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
337 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
338 gen_move_from_CR_gt_bit.
340 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
341 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
342 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
344 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
345 (E500_CR_IOR_COMPARE): New constant.
347 2005-03-08 Earl Chew <earl_chew@agilent.com>
348 David Billinghurst <David.Billinghurst@riotinto.com>
350 * config/i386/host-cygwin.c: New file to support precompiled
352 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
353 * config.host: Use above files for cygwin host.
355 2005-03-07 David Edelsohn <edelsohn@gnu.org>
357 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
358 ordering ops from earlier change.
360 2005-03-07 Per Bothner <per@bothner.com>
362 Various fixes to allow us to again build if --enable-mapped-location:
363 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
364 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
365 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
366 local variable loc. Change logic appropriately.
367 * tree-vect-transform.c (vect_finish_stmt_generation): Use
368 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
369 * c-parser.c (c_parser_for_statement): Initialize loc variable.
370 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
371 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
373 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
375 PR rtl-optimization/19683
376 * reload1.c (choose_reload_regs): Pass the number of bits, not the
377 number of bytes, to smallest_int_for_mode. Fix arguments to
378 REG_CANNOT_CHANGE_MODE_P.
380 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
382 * reorg.c (relax_delay_slots): Check that the jump is
383 conditional before trying to invert it.
385 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
387 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
390 * calls (stack_arg_under_construction): Make it static.
392 * flow.c (regs_live_at_setjmp): Make it static.
393 * flow.h: Remove the corresponding prototype.
395 * reload1.c (reload_startobj, reload_firstobj,
396 something_needs_operands_changed, reload_inherited,
397 reload_inheritance_insn, reload_override_in,
398 reload_spill_index): Make them static.
400 * recog.c (verify_changes): Make it static.
401 * recog.h: Remove the corresponding prototype.
403 * cfgbuild.c (find_sub_basic_blocks): Remove.
404 * basic-block.h: Remove the corresponding prototype.
405 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
407 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
409 * tree-ssa-operands.c (check_build_stmt): Remove.
411 * stor-layout.c (set_alignment): Remove.
412 * tree.h: Remove the corresponding prototype.
414 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
416 * tree-ssa-dce.c (control_dependence_map,
417 visited_control_parents): Make them static.
419 * cfghooks.c (verify_flow_info): Remove local variable
422 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
425 * loop-unswitch.c (unswitch_loop): Remove local variable src.
427 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
429 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
431 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
433 * config/ia64/hpux.h (LINK_SPEC): Add -z.
434 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
435 PARALLEL for an empty structure.
437 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
439 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
441 * fold-const.c (fold_binary): Unroll the very first "for"
444 2005-03-06 David Edelsohn <edelsohn@gnu.org>
446 * config/rs6000/predicates.md (branch_comparison_operator): Remove
447 redundant match_code test.
448 (scc_comparison_operator): Swap match_operand and match_code
450 (branch_positive_comparison_operator): Same.
451 (trap_comparison_operator): Use comparison_operator and swap with
454 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
457 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
458 (out_movhi_r_mr): Read low byte of volatile MEM first.
459 (out_movhi_mr_r): Write high byte of volatile MEM first.
461 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
463 * cselib.c (reg_values, reg_values_size): Make them static.
465 * cse.c (cse_reg_info_table): Make it static.
467 * fold-const.c (fold_unary): Use build1 instead of copy_node.
469 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
471 * cse.c (find_best_addr): Use canon_for_address.
473 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
475 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
476 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
477 SUBREG and MEM, respectively.
479 * fold-const.c (fold_binary): Use code instead of t.
481 * fold-const.c (optimize_minmax_comparison): Take decomposed
482 arguments code, type, op0, and op1 instead of t.
483 (fold_binary): Update a call to optimize_minmax_comparison.
485 * fold-const.c (fold_range_test): Take decomposed arguments
486 code, type, op0, and op1 instead of t.
487 (fold_binary): Update a call to fold_range_test.
489 * fold-const.c (fold_binary_op_with_conditional_arg): Take
490 decomposed arguments code, type, op0, and op1 instead of t.
491 (fold_binary): Update a call to fold_range_test.
493 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
495 * fold-const.c (fold_binary): Avoid directly using the original
496 expression t as much as possible.
498 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
500 * c-semantics.c (build_stmt): Use TYPE_P instead of
501 IS_NON_TYPE_CODE_CLASS.
502 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
503 (NON_TYPE_CHECK): Use TYPE_P instead of
504 IS_NON_TYPE_CODE_CLASS.
506 * fold-const.c (fold): Remove handling of binary expressions.
508 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
510 * doc/c-tree.texi: Wrap comments in @r{}.
511 * doc/cpp.texi: Likewise.
512 * doc/cppinternals.texi: Likewise.
513 * doc/extend.texi: Likewise.
514 * doc/md.texi: Likewise.
515 * doc/objc.texi: Likewise.
516 * doc/sourcebuild.texi: Likewise.
517 * doc/tm.texi: Likewise.
520 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
522 * predict.c (apply_return_prediction): Standardize PHI chain
524 * tree-ssa.c (ssa_redirect_edge): Likewise.
526 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
527 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
530 * tree-phinodes.c (remove_phi_node): Drop the last argument.
531 * tree-flow.h: Adjust the prototype for remove_phi_node.
532 * lambda-code.c (perfect_nestify): Adjust a call to
535 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
536 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
538 * tree-ssa-dce.c (remove_dead_phis): Likewise.
539 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
540 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
541 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
543 * combine.c (simplify_and_const_int): Use gen_int_mode instead
544 of GEN_INT (trunc_int_for_mode (...)).
545 * loop-iv.c (iv_number_of_iterations): Likewise.
546 * postreload.c (reload_cse_move2add): Likewise.
547 * simplify-rtx.c (simplify_const_unary_operation,
548 simplify_const_binary_operation): Likewise.
549 * stor-layout.c (get_mode_bounds): Likewise.
551 * fold-const.c (fold_binary): New.
552 (fold): Call fold_binary on binary expressions.
554 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
556 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
557 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
558 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
559 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
560 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
562 2005-03-04 Devang Patel <dpatel@apple.com>
564 PR tree-optimization/18815
565 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
566 loops with zero exit edges.
568 2005-03-04 Devang Patel <dpatel@apple.com>
570 * doc/invoke.texi: Remove reference to webpage that does not exist.
572 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
573 Joseph S. Myers <joseph@codesourcery.com>
576 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
577 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
578 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
579 * pa.c (get_plabel): Change argument to symbol_ref. Call
580 maybe_get_identifier instead of get_identifier.
581 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
582 (struct deferred_plabel): Replace name field with symbol field.
583 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
584 ASM_OUTPUT_EXTERNAL_REAL is defined.
585 (output_global_address): Use output_addr_const for output of all
587 (output_deferred_plabels): Use symbol_ref instead of name for address
589 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
590 ASM_OUTPUT_SYMBOL_REF): New macros.
591 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
593 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
596 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
598 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
599 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
601 2005-03-04 Jeff Law <law@redhat.com>
603 * basic-block.h (rediscover_loops_after_threading): Declare.
604 * tree-ssa-dom.c: Include cfgloop.h.
605 (tree_ssa_dominator_optimize): Discover loops and some basic
606 properties. Remove forwarder blocks recreated by loop header
607 canonicalization. Also mark backedges in the CFG.
608 * tree-ssa-threadupdate.c: Include cfgloop.h
609 (rediscover_loops_after_threading): Define.
610 (struct local_info): New field, JUMP_THREADED.
611 (prune_undesirable_thread_requests): New function.
612 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
613 then record that fact for the callers of redirct_edges.
614 (thread_block): If BB has incoming backedges, then call
615 prune_undesirable_thraed_requests. Note when we are
616 going to have to rediscover loop information. Return a
617 boolean indicating if any jumps were threaded.
618 (thread_through_all_blocks): Bubble up boolean indicating
619 if any jumps were threaded.
620 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
621 (tree-ssa-threadupdate.o): Similarly.
623 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
625 * fold-const.c (fold_ternary): Unroll the "for" loop to
628 2005-03-04 Andrew Haley <aph@redhat.com>
630 * unwind-dw2-fde-glibc.c (struct
631 unw_eh_callback_data.check_cache): New field.
632 (frame_hdr_cache): New.
633 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
634 Cache frame header info.
636 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
638 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
639 (print_c_condition): Declare.
640 * read-rtl.c (ptr_loc): New structure.
641 (ptr_locs, ptr_loc_obstack, joined_conditions)
642 (joined_conditions_obstack): New variables.
643 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
644 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
645 (join_c_conditions, print_c_condition): New functions.
646 (apply_macro_to_string): Associate the new string with the same
647 source location as the old one.
648 (add_condition_to_string): Use join_c_conditions.
649 (read_string): Use set_rtx_ptr_loc to record a filename and line
650 number for the string.
651 (read_rtx): Initialize the new variables above.
652 * genattrtab.c (write_test_expr, write_attr_value): Use
654 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
655 comment above the GCC_VERSION check.
656 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
657 Inline the definition of MAYBE_EVAL.
658 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
659 * genoutput.c (process_template): Likewise.
660 * genpreds.c (write_predicate_subfunction): Likewise.
661 (write_predicate_expr): Use print_c_condition.
662 * genrecog.c (write_cond): Likewise.
663 * gensupport.c (process_rtx): Use join_c_conditions to join the
664 conditions of a define_insn_and_split. Record a source location
665 for the string after the "&&".
666 (alter_test_for_insn): Use join_c_conditions.
668 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
671 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
672 PR tree-optimization/15784
673 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
676 2005-03-04 Ben Elliston <bje@au.ibm.com>
678 * gcc.c (option_map): Add --coverage.
679 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
680 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
681 * config/darwin.h: Pass -lgcov for `coverage'.
682 * doc/invoke.texi (Debugging Options): Document --coverage.
684 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
686 * gcse.c (bypass_block): Use find_edge wherever possible.
688 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
692 * c-opts.c (c_common_parse_file): Call start_source_file
693 and end_source_file at the approriate times.
695 * dwarf2out.c (dwarf2out_finish): Don't auto-end
696 the main file, it will be done for us now.
698 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
700 * fold-const.c (fold_ternary): New.
701 (fold): Call fold_ternary on ternary expressions. Remove
702 handling of ternary expressions.
704 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
706 PR tree-optimization/15784
707 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
710 2005-03-03 David Edelsohn <edelsohn@gnu.org>
712 * config/rs6000/predicates.md (branch_comparison_operator):
713 Convert from C block to conditional format.
715 2005-03-03 Jan Hubicka <jh@suse.cz>
717 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
718 and non-constant public variables.
720 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
722 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
725 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
728 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
729 calls to release_ssa_name and release_phi_node.
731 * fold-const.c (fold): Remove handling of unary expressions.
733 * fold-const.c (fold_unary): Avoid directly using the original
734 expression t as much as possible.
736 2005-03-03 Roger Sayle <roger@eyesopen.com>
737 Andrew Pinski <pinskia@physics.uc.edu>
739 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
740 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
742 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
744 Describe special registers SRP and MOF as allocatable registers.
745 * config/cris/cris.c (cris_md_asm_clobbers): New function.
746 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
747 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
748 TARGET_HAS_MUL_INSNS.
749 (cris_print_operand) <case 'd'>: New case.
750 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
751 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
753 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
754 (REG_ALLOC_ORDER): Update for MOF.
755 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
757 (GENERAL_REGS): No longer a define of ALL_REGS.
758 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
759 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
761 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
762 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
763 (SECONDARY_RELOAD_CLASS): Define.
764 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
765 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
766 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
767 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
768 (REGISTER_MOVE_COST): Define.
769 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
770 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
771 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
772 (CRIS_MOF_REGNUM): New define_constants.
773 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
775 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
777 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
778 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
779 Adjust for MOF being properly described as a register.
780 (indir_to_reg_split): Name this split. Conditionalize on the
781 destination register being a general register.
782 (movei): Conditionalize on on operands 0 and 1 having the same
785 2005-03-03 Alan Modra <amodra@bigpond.net.au>
788 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
789 -mcpu to override any other explicitly given flags.
791 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
793 * recog.c (verify_changes, confirm_change_group): New functions,
794 broken out of apply_change_group.
795 (apply_change_group): Use them.
796 * recog.h (verify_change, confirm_change_group): Declare.
797 * rtl.h (redirect_jump_2): Declare.
798 * jump.c (redirect_exp, invert_exp): Delete.
799 (invert_exp_1): Take second parameter. Return value. Changed caller.
800 (redirect_jump_2): New function, broken out of redirect_jump.
801 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
802 (invert_jump): Use invert_jump_1 and redirect_jump_2.
803 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
805 2005-03-02 Geoffrey Keating <geoffk@apple.com>
807 * varasm.c (named_section): Use xstrdup rather than doing it by
810 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
812 2005-03-02 Devang Patel <dpatel@apple.com>
814 Undo PR tree-optimization/18815 fix.
816 2005-03-02 Devang Patel <dpatel@apple.com>
818 PR tree-optimization/18815
819 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
820 loops with zero exit edges.
822 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
824 * cfg.c (connect_src, connect_dest, disconnect_src,
825 disconnct_dest): New.
826 (unchecked_make_edge, remove_edge, redirect_edge_succ,
827 redirect_edge_pred): Use the new functions.
829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
830 free_dominance_info only when needed.
832 2005-03-02 David Edelsohn <edelsohn@gnu.org>
835 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
836 (reg_or_sub_cint64_operand): Same.
838 2005-03-02 Jeff Law <law@redhat.com>
840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
841 CFG_ALTERED in the main DOM iteration loop.
843 2005-03-02 Mark Mitchell <mark@codesourcery.com>
846 * varasm.c (initializer_constant_valid_p): Allow conversions
847 between OFFSET_TYPEs. Tidy.
849 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
851 * config/cris/cris.md ("return"): Remove epilogue delay list
854 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
856 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
858 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
860 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
862 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
863 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
864 config/m68k/m68k.c, config/mips/mips.h,
865 config/rs6000/rs6000-protos.h, doc/contrib.texi,
866 doc/include/gcc-common.texi: Update copyright.
868 PR middle-end/18029 and PR middle-end/18030
869 * expr.c (optimize_bitfield_assignment_op): Add a special case
870 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
872 * fold-const.c (fold_unary): New.
873 (fold): Call fold_unary on unary expressions.
875 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
877 * cgraph.h (struct cgraph_edge): Add prev_caller and
879 (cgraph_node_remove_callees): Export.
880 * cgraph.c (cgraph_create_edge): Initialize prev_caller
882 (cgraph_edge_remove_callee): New function.
883 (cgraph_edge_remove_caller): Likewise.
884 (cgraph_remove_edge): Use.
885 (cgraph_redirect_edge_callee): Likewise.
886 (cgraph_node_remove_callees): New function.
887 (cgraph_node_remove_callers): Likewise.
888 (cgraph_remove_node): Use.
889 * tree-optimize.c (tree_rest_of_compilation): Use
890 cgraph_node_remove_callees instead of manual loop.
891 * cgraphunit.c (cgraph_finalize_function): Likewise.
892 (cgraph_expand_function): Likewise.
893 (cgraph_remove_unreachable_nodes): Likewise.
895 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
898 * c-tree.h (undeclared_variable, build_external_ref): Add extra
900 * c-decl.c (undeclared_variable): Take location as argument.
901 * c-typeck.c (build_external_ref): Likewise.
902 * c-parser.c (c_parser_postfix_expression): Pass location of
903 identifier to build_external_ref.
905 2005-03-01 David Edelsohn <edelsohn@gnu.org>
907 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
908 CCEQ mode for branch_positive_comparison_operator test.
909 * config/rs6000/predicates (branch_comparison_operator): Revert to
911 (scc_comparison_operator): Same.
912 (branch_positive_comparison_operator): Same.
914 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
916 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
917 (cris_delay_slots_for_epilogue): Remove.
918 (save_last): Move into cris_target_asm_function_epilogue.
919 (cris_target_asm_function_epilogue): Remove tests for file being
921 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
922 (cris_delay_slots_for_epilogue): Remove prototypes.
923 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
924 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
926 2005-03-01 David Edelsohn <edelsohn@gnu.org>
928 * config/rs6000/predicates.md (branch_comparison_operator): Change
929 to define_special_predicate.
930 (scc_comparison_operator): Same.
931 (branch_positive_comparison_operator): Same.
933 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
935 * Makefile.in (tree-ssa-sink.o): New.
936 (OBJS-common): Add tree-ssa-sink.o.
937 * common.opt: Add -ftree-sink
938 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
939 * timevar.def (TV_TREE_SINK): new timevar.
940 * tree-flow.h (is_hidden_global_store): Prototype.
941 * tree-optimize.c (init_tree_optimization_passes): Add
943 * tree-pass.h (pass_sink_code): New.
944 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
945 for non-obvious global store store to is_hidden_global_store, and
946 call that new function.
947 * tree-ssa-sink.c: New file.
948 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
949 * doc/passes.texi: Document forward store motion.
950 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
951 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
952 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
953 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
955 2005-03-01 Per Bothner <per@bothner.com>
957 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
958 and we have a non-zero column-number, add it to the message.
959 Also factor out the diagnostic_kind_text.
961 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
963 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
964 flow_loop_pre_header_scan, flow_loop_pre_header_find,
965 flow_loop_scan): Removed.
966 (flow_loop_dump): Do not dump removed fields.
967 (flow_loop_free): Do not free removed fields.
968 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
969 (loop_exit_edge_p): New function.
970 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
971 num_pre_header_edges, entry_edges, num_entries, exit_edges,
972 num_exits, exits_doms.
973 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
974 LOOP_EDGES, LOOP_ALL): Removed.
975 (flow_loop_scan): Declaration removed.
976 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
977 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
979 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
980 (if_convert): Call flow_loops_find and flow_loops_free
981 when calling mark_loop_exit_edges.
982 * cfgloopanal.c (mark_loop_exit_edges): Moved from
983 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
984 free_dominance_info calls.
985 * loop-init.c (flow_loops_find): Ditto.
986 * passes.c (rest_of_handle_branch_prob): Ditto.
987 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
988 * loop-unroll.c (analyze_insns_in_loop): Do not use
990 * predict.c (predict_loops): Do not call flow_loop_scan.
991 Use get_loop_exit_edges.
992 (tree_estimate_probability): Do not pass flags to flow_loops_find.
993 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
994 Do not use EDGE_LOOP_EXIT.
995 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
996 to bb_with_exit_edge_p.
997 (if_convertible_loop_p): Do not call flow_loop_scan. Use
998 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
999 to bb_with_exit_edge_p.
1000 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1002 * tree-loop-linear.c (linear_transform_loops): Do not call
1003 flow_loop_scan. Use loop->single_exit.
1004 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1005 (vect_analyze_loop_form): Do not call flow_loop_scan.
1006 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1008 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1010 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1011 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1012 slpeel_tree_duplicate_loop_to_edge_cfg,
1013 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1014 Use loop_preheader_edge and loop->single_exit. Do not call
1017 2005-03-01 Nick Clifton <nickc@redhat.com>
1019 * config/arm/arm.c (thumb_find_work_register): Check all of the
1020 argument registers to see if they are free, and a couple of
1021 special cases where the last argument register but can be proved
1022 to be available during the function's prologue.
1023 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1024 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1025 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1027 (thumb_compute_save_reg_mask): Likewise. Also use
1028 thumb_find_work_register() to ensure that there is agreement about
1029 which work register is going to be used in the prologue.
1030 (thumb_output_function_prologue): Use unsigned long as the type
1031 for the register bit-mask. Also delay pushing the link register if
1032 other high registers are going to be pushed.
1033 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1034 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1035 redundant prototypes.
1037 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1040 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1041 and after reload in REG+REG indexed addresses without REG_POINTER
1042 set in the base and not set in the index.
1044 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1046 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1047 Don't undefine here.
1048 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1049 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1050 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1051 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1052 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1054 * config.gcc (sh*-*-linux*): Use config/linux.h.
1056 2005-02-28 Dale Johannesen <dalej@apple.com>
1057 Stan Shebs <shebs@apple.com>
1059 Rewrite of 64-bit Darwin structure-by-value pass/return.
1060 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1061 intoffset, use_stack, named.
1062 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1063 (rs6000_darwin64_record_arg_advance_flush): New.
1064 (rs6000_darwin64_record_arg_advance_recurse): New.
1065 (rs6000_darwin64_record_arg_flush): New.
1066 (rs6000_darwin64_record_arg_recurse): New.
1067 (rs6000_darwin64_record_arg): New.
1068 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1069 (function_arg_boundary): Handle 128-bit aligned structs.
1070 (function_arg_advance): Rewrite darwin64 struct handling.
1071 (function_arg): Call rs6000_darwin64_record_arg.
1072 (function_arg_partial_nregs): Handle darwin64 structs.
1073 (rs6000_darwin64_function_value): Remove.
1074 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1076 2005-02-28 Roger Sayle <roger@eyesopen.com>
1078 PR tree-optimization/20216
1079 * tree-chrec.c (tree_fold_factorial): Delete.
1080 (tree_fold_binomial): Change argument list to take a return type
1081 and change the type of K to unsigned int. Rewrite to avoid explicit
1082 evaluation of factorials, and (recursively) calling fold to perform
1083 compile-time arithmetic. Return NULL on (internal) overflow.
1084 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1085 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1086 if any intermediate calculation overflows.
1087 (chrec_apply): Update call to chrec_evaluate.
1089 2005-02-28 James E Wilson <wilson@specifixinc.com>
1091 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1093 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1096 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1097 instead of NULL_TREE on error.
1099 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1101 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1102 (EASY_VECTOR_15_ADD_SELF): Remove.
1103 (num_insns_constant_wide): Not static.
1104 (validate_condition_mode): Not static.
1105 (toc_relative_expr_p): Not static.
1106 (legitimate_indirect_address_p): Not static.
1107 (macho_lo_sum_memory_operand): Not static.
1108 (invalid_e500_subreg): Not static.
1109 (easy_vector_same): Not static.
1110 (easy_vector_splat_const): Not static.
1111 (RS6000_SYMBOL_REF_TLS_P): Remove.
1112 (any_operand): Delete.
1113 (any_parallel_operand): Delete.
1114 (count_register_operand): Delete.
1115 (altivec_register_operand): Delete.
1116 (xer_operand): Delete.
1117 (s8bit_cint_operand): Delete.
1118 (short_cint_operand): Delete.
1119 (u_short_cint_operand): Delete.
1120 (non_short_cint_operand): Delete.
1121 (exact_log2_cint_operand): Delete.
1122 (gpc_reg_operand): Delete.
1123 (cc_reg_operand): Delete.
1124 (cc_reg_not_cr0_operand): Delete.
1125 (reg_or_short_operand): Delete.
1126 (reg_or_neg_short_operand): Delete.
1127 (reg_or_aligned_short_operand): Delete.
1128 (reg_or_u_short_operand): Delete.
1129 (reg_or_cint_operand): Delete.
1130 (reg_or_arith_cint_operand): Delete.
1131 (reg_or_add_cint64_operand): Delete.
1132 (reg_or_sub_cint64_operand): Delete.
1133 (reg_or_logical_cint_operand): Delete.
1134 (got_operand): Delete.
1135 (got_no_const_operand): Delete.
1136 (easy_fp_constant): Delete.
1137 (easy_vector_constant): Delete.
1138 (easy_vector_constant_add_self): Delete.
1139 (zero_constant): Delete.
1140 (zero_fp_constant): Delete.
1141 (volatile_mem_operand): Delete.
1142 (offsettable_mem_operand): Delete.
1143 (mem_or_easy_const_operand): Delete.
1144 (add_operand): Delete.
1145 (non_add_cint_operand): Delete.
1146 (logical_operand): Delete.
1147 (non_logical_cint_operand): Delete.
1148 (mask_operand): Delete.
1149 (mask_operand_wrap): Delete.
1150 (mask64_operand): Delete.
1151 (mask64_2_operand): Delete.
1152 (and64_operand): Delete.
1153 (and64_2_operand): Delete.
1154 (and_operand): Delete.
1155 (reg_or_mem_operand): Delete.
1156 (lwa_operand): Delete.
1157 (symbol_ref_operand): Delete.
1158 (call_operand): Delete.
1159 (current_file_function_operand): Delete.
1160 (input_operand): Delete.
1161 (rs6000_nonimmediate_operand): Delete.
1162 (rs6000_tls_symbol_ref): Delete.
1163 (save_world_operation): Delete.
1164 (restore_world_operation): Delete.
1165 (load_multiple_operation): Delete.
1166 (store_multiple_operation): Delete.
1167 (vrsave_operation): Delete.
1168 (mfcr_operation): Delete.
1169 (mtcrf_operation): Delete.
1170 (lmw_operation): Delete.
1171 (stmw_operation): Delete.
1172 (branch_comparison_operator): Delete.
1173 (branch_positive_comparison_operator): Delete.
1174 (scc_comparison_operator): Delete.
1175 (trap_comparison_operator): Delete.
1176 (boolean_operator): Delete.
1177 (boolean_or_operator): Delete.
1178 (min_max_operator): Delete.
1179 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1180 (EASY_VECTOR_15): Moved to here.
1181 (EASY_VECTOR_15_ADD_SELF): Move to here.
1182 (PREDICATE_CODES): Delete.
1183 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1184 Declare functions no longer static.
1185 * config/rs6000/predicates.md: New.
1186 * config/rs6000/rs6000.md: Include predicates.md
1188 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1190 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1191 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1193 * cfgrtl.c (need_fake_edge_p): Likewise.
1194 * combine.c (distribute_notes): Likewise.
1195 * emit-rtl.c (try_split): Likewise.
1196 * recog.c (peephole2_opimize): Likewise.
1197 * reg-notes.def (ALWAYS_RETURN): Remove.
1198 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1199 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1200 * tree.h (ECF_ALWAYS_RETURN): Remove.
1202 2005-02-28 Roger Sayle <roger@eyesopen.com>
1205 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1206 between different machine modes is never a "useless" conversion.
1208 2005-02-28 Geert Bosch <bosch@gnat.com>
1211 * doc/contrib.texi: List contributors for Ada front end
1213 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1215 * simplify-rtx.c (simplify_unary_operation_1,
1216 simplify_const_unary_operation): New, extracted from...
1217 (simplify_unary_operation): ... this one.
1218 (simplify_binary_operation_1,
1219 simplify_const_binary_operation): New, extracted from...
1220 (simplify_binary_operation): ... this one.
1221 * rtl.h (simplify_const_unary_operation,
1222 simplify_const_binary_operation): Add prototypes.
1224 2005-02-28 Julian Brown <julian@codesourcery.com>
1226 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1227 building libjava and caused PR regression/20228.
1229 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1232 * Makefile.in (host_subdir): New.
1233 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1234 * configure: Regenerate.
1236 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1238 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1239 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1240 installation directory first.
1242 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1245 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1246 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1247 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1248 * config/cris/cris.md: Tweak comments referring to Q.
1249 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1250 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1251 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1252 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1253 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1254 Insert spaces in constraints to align alternatives vertically for
1256 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1259 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1261 PR rtl-optimization/17728
1262 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1263 operand 0 from general_operand to move_dest_operand.
1265 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1267 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1268 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1269 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1270 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1272 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1274 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1275 * configure: Regenerate.
1276 * libada-mk.in: Remove CC; rename
1277 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1279 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1282 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1283 for the lhs, also walk over the tree. Likewise for rhs.
1285 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1287 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1288 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1289 Do not propagate value of iv before increment over the increment.
1291 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1293 * c-parser.c: New file.
1294 * c-parse.in: Remove.
1295 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1297 (c-parser.o): Add dependencies.
1298 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1299 maintainer-clean, TAGS): Update.
1300 * c-config-lang.in (gtfiles): Update.
1301 * gengtype-lex.l: Don't handle "@@".
1302 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1303 objc_build_synchronized, objc_begin_try_stmt,
1304 objc_begin_catch_clause, objc_finish_catch_clause,
1305 objc_build_finally_clause, objc_finish_try_stmt): New.
1306 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1308 (c_parse_init): Update comment.
1309 * c-decl.c (c_init_decl_processing): Update comment.
1310 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1311 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1312 new c_declspecs members.
1314 2005-02-25 Julian Brown <julian@codesourcery.com>
1316 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1317 from being used for symbols with vague linkage when
1318 HAVE_GAS_COMDAT_GROUP is true.
1320 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1322 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1324 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1327 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1328 (LIBGCC2_HAS_DF_MODE): New.
1329 (LIBGCC2_HAS_XF_MODE): New.
1330 (LIBGCC2_HAS_TF_MODE): New.
1331 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1332 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1333 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1334 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1335 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1336 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1337 and add _fixtfdi, _fixunstfdi, _floatditf
1338 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1339 L_fixunstfdi, L_floatditf.
1340 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1341 (LIBGCC2_HAS_TF_MODE): Define.
1343 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1345 PR tree-optimization/20204
1346 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1347 REWRITE_THIS_STMT markers on PHI nodes.
1348 (rewrite_initialize_block): Likewise.
1350 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1352 * version.c (version_string): Update to 4.1.
1354 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1356 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1357 Clarify that the alternative way doesn't work in GNU C++.
1359 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1361 PR tree-optimization/19937
1362 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1363 to the type of the induction variable.
1365 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1367 PR rtl-optimization/20117
1368 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1369 the block including noncopyable insn.
1371 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1373 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1374 calls to find_reg_note.
1376 2005-02-24 Richard Henderson <rth@redhat.com>
1379 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1382 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1384 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1385 vector types if to use base reg for misaligned non-word ld/std.
1387 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1390 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1391 dwarf2 label manually and put it after, not before the prologue.
1393 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1396 * reload.c (operands_match_p): Only increment register number for
1397 SCALAR_INT_MODE_P modes in multiple hard registers.
1399 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1402 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1404 * ChangeLog.5: Fix log message typo(s).
1405 * ChangeLog.7: Likewise.
1406 * ChangeLog.tree-ssa: Likewise.
1407 * cfgexpand.c: Fix comment typo(s).
1408 * conflict.c: Likewise.
1409 * defaults.h: Likewise.
1410 * dwarf2out.c: Likewise.
1412 * ggc-page.c: Likewise.
1413 * tree-eh.c: Likewise.
1414 * tree-ssa-dom.c: Likewise.
1416 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1419 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1420 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1421 if SHARED is defined.
1424 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1425 allow splitting only if operands 0 and 3 don't overlap.
1427 2005-02-24 Richard Henderson <rth@redhat.com>
1430 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1431 (fold_builtin_1): Call them.
1432 * fold-const.c (fold_complex_mult_parts): Split out from ...
1433 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1434 (fold_complex_div_parts, fold_complex_div): New.
1436 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1438 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1440 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1441 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1443 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1444 (print_node): Likewise.
1445 Print TYPE_SIZES_GIMPLIFIED.
1447 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1449 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1450 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1451 operands as commutative in constraints.
1453 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1455 * tree-into-ssa.c: Re-organize internal functions.
1457 2005-02-24 Richard Henderson <rth@redhat.com>
1460 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1462 * common.opt (fcx-limited-range): New.
1463 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1464 * toplev.c (flag_complex_method): Initialize to 1.
1465 (process_options): Set flag_complex_method to 0 if
1466 flag_cx_limited_range.
1467 * doc/invoke.texi (-fcx-limited-range): New.
1469 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1471 * cse.c (delete_trivially_dead_insns): Speed up by using
1472 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1475 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1477 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1478 functions when -mid-shared-library is being used.
1480 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1482 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1483 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1484 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1485 * system.h: Poison LINK_LIBGCC_SPECIAL.
1487 2005-02-23 James E Wilson <wilson@specifixinc.com>
1489 * gengtype.c (note_insn_name): Make 1 element larger.
1491 2005-02-23 Roger Sayle <roger@eyesopen.com>
1494 PR rtl-optimization/20097
1495 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1496 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1498 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1500 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1501 * t-aix52 (SHLIB_INSTALL): Same.
1503 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1505 * genpreds.c: Update copyright.
1507 2005-02-23 Michael Beach <michaelb@ieee.org>
1510 * config/sparc/t-elf (startup files): Assemble with CPP.
1512 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1514 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1515 (write_predicate_expr): Likewise.
1517 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1519 PR tree-optimization/20100
1520 PR tree-optimization/20115
1521 * tree-optimize.c (init_tree_optimization_passes): Remove
1522 pass_maybe_create_global_var.
1523 * tree-pass.h (pass_maybe_create_global_var): Remove.
1524 * tree-ssa-alias.c (aliases_computed_p): Declare.
1525 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1526 (count_calls_and_maybe_create_global_var): Remove.
1527 (pass_maybe_create_global_var): Remove.
1528 (init_alias_info): Do not declare aliases_computed_p.
1529 (maybe_create_global_var): If the function contains no
1530 call-clobbered variables and a mix of pure/const and regular
1531 function calls, create .GLOBAL_VAR.
1532 Mark all call-clobbered variables for renaming.
1533 (merge_pointed_to_info): Update comment.
1534 (add_pointed_to_var): Likewise.
1535 (is_escape_site): Likewise.
1536 Accept struct alias_info * instead of size_t *.
1538 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1540 * tree-ssa-operands.c (get_call_expr_operands): If
1541 ALIASES_COMPUTED_P is false, do not add call-clobbering
1543 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1544 (delete_tree_ssa): Likewise.
1546 2005-02-22 James E Wilson <wilson@specifixinc.com>
1548 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1549 (do_compile): Do call it here.
1551 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1553 PR rtl-optimization/20017.
1554 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1555 rest_of_handle_cse2, rest_of_handle_gcse): Call
1556 delete_dead_jumptables immediately before calling cleanup_cfg.
1558 2005-02-22 Devang Patel <dpatel@apple.com>
1561 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1564 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1566 * config/rs6000/aix.h (WINT_TYPE): Define.
1568 2005-02-22 Stan Shebs <shebs@apple.com>
1570 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1571 natural alignment for 64-bit Darwin.
1572 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1574 * doc/invoke.texi: Document this.
1576 2005-02-22 DJ Delorie <dj@redhat.com>
1578 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1579 to make_[un]signed_type, not the mode itself.
1581 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1583 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1584 not available. Use tail calls wherever possible.
1585 (make_edge): Call unchecked_make_edge to create an edge.
1587 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1588 (coalesce_ssa_name): Don't check for
1589 SSANORM_USE_COALESCE_LIST.
1590 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1592 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1594 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1595 (rewrite_into_ssa): ... here.
1597 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1599 PR tree-optimization/19786
1600 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1601 tag to another's may-alias bitmap when adding to the other's list.
1603 2005-02-21 DJ Delorie <dj@redhat.com>
1605 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1606 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1607 registers in unsupported ways.
1608 * expmed.c (init_expmed): Likewise.
1610 2005-02-21 Stan Cox <scox@redhat.com>
1612 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1614 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1616 * tree-cfg.c (fold_cond_expr_cond): New.
1617 (make_edges): Call fold_cond_expr_cond.
1618 (find_taken_edge): Accept nothing but INTEGER_CST.
1619 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1621 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1623 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1624 that do not belong to any basic block.
1626 2005-02-21 Jeff Law <law@redhat.com>
1628 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1631 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1633 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1634 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1635 Adjust their definitions.
1636 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1637 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1639 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1640 genautomata.c, langhooks.c, langhooks.h, system.h,
1641 config/arm/lib1funcs.asm: Update copyright.
1643 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1645 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1647 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1650 * doc/install.texi: Document --with-gc.
1652 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1654 * simplify-rtx.c (simplify_unary_operation): Add a missing
1657 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1659 PR tree-optimization/18663
1660 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1661 if the type has variable bounds.
1663 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1665 * gcse.c: Remove an obsolete comment.
1667 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1669 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1671 * doc/extend.texi (Function Attributes) <Attribute const>: The
1672 attribute "pure" is below this text, not above.
1674 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1676 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1677 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1678 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1680 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1683 * langhooks.h (struct lang_hooks): Add to_target_charset.
1684 * langhooks.c (lhd_to_target_charset): New function.
1685 * langhooks-def.h: Declare lhd_to_target_charset.
1686 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1687 (LANG_HOOKS_INITIALIZER): Update.
1688 * c-common.c (c_common_to_target_charset): New function.
1689 * c-common.h: Declare it.
1690 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1691 c_common_to_target_charset.
1693 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1694 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1696 * system.h: Poison them.
1697 * doc/tm.texi: Don't discuss them.
1698 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1699 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1700 (pp_c_char): Do not attempt to generate letter escapes for
1702 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1703 * config/mips/mips.c (mips_output_ascii): Likewise.
1705 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1707 PR tree-optimization/19951
1708 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1711 2005-02-19 Steven Bosscher <stevenb@suse.de>
1714 * function.h (struct function): New field `max_loop_depth'.
1715 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1716 (flow_loops_find): Reset the max loop depth count before finding loops.
1717 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1718 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1719 (calculate_global_regs_live): Make sure the loop will terminate
1720 when the initial sets are not empty.
1722 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1724 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1726 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1728 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1731 * doc/invoke.texi: Remove documentation of %M spec.
1733 (init_spec): Remove %M suffix from -lgcc_s.
1734 (do_spec_1): Remove 'M' case.
1735 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1736 to put shared libraries in the multilib directory. Remove the
1737 shlib_so_soname substitution variable. Don't add a multilib encoding
1738 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1739 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1740 SHLIB_INSTALL as well as SHLIB_LINK.
1741 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1742 (SHLIB_NAME): Delete.
1743 (SHLIB_DIR): New macro.
1744 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1745 (SHLIB_INSTALL): Adjust accordingly.
1746 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1747 * config/t-slibgcc-sld: Likewise.
1748 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1749 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1750 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1752 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1753 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1754 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1755 Use @shlib_base_name@ instead of @shlib_so_name@.
1756 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1757 and @shlib_base_name@.so in @multilib_dir@.
1758 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1759 to the install path.
1760 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1761 (SHLIB_LINK): Remove previous workaround.
1762 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1763 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1764 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1766 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1767 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1768 (SHLIB_INSTALL): Adjust accordingly.
1769 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1770 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1771 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1772 config/t-slibgcc-elf-ver.
1774 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1775 Jakub Jelinek <jakub@redhat.com>
1777 PR tree-optimization/19828
1778 * tree-ssa-loop-im.c: Add a TODO comment.
1779 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1780 without side-effects.
1782 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1784 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1787 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1789 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1790 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1791 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1793 (ia64_reorg): Delete fixup_errata call.
1794 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1795 (TARGET_SWITCHES): Delete -mb-step entry.
1797 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1800 * c-typeck.c (composite_type): Handle quals in transparent unions.
1801 (type_lists_compatible_p): Likewise.
1803 2005-02-18 Stan Shebs <shebs@apple.com>
1805 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1806 expressions in the .literal8 section.
1808 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1810 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1812 2005-02-18 Roger Sayle <roger@eyesopen.com>
1814 * fold-const.c (constant_boolean_node): Always create values of the
1815 specified type, don't bother calling truthvalue_conversion.
1817 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1819 * except.c (output_function_exception_table): Call
1820 assemble_external_libcall (eh_personality_libfunc).
1822 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1825 * config/ia64/ia64.h (struct machine_function): Add state_num.
1826 * config/ia64/ia64.c (process_epilogue,
1827 process_for_unwind_directive): Use new unwind state numbers each
1828 time rather than state 1.
1830 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1833 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1834 before the "*llgt_didi" pattern.
1836 2005-02-18 Jason Merrill <jason@redhat.com>
1838 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1840 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1842 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1843 (div0): Use it in place of ARM_FUNC_ALIAS.
1844 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1846 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1849 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1850 access, the lower bound of the array type if it exists.
1852 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1855 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1856 cases that are out-of-range for the index type.
1858 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1860 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1861 (estimate_case_costs): Don't call convert.
1862 * expmed.c (expand_shift): Likewise.
1863 (make_tree): Call fold_convert instead of convert.
1865 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1868 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1869 that ref to be marked MEM_READONLY_P doesn't have base that needs
1872 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1874 * genautomata.c (output_get_cpu_unit_code_func,
1875 output_cpu_unit_reservation_p): Don't generate old-style function
1878 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1881 PR tree-optimization/20009
1882 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1884 PR tree-optimization/18947
1885 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1886 inline, remove all nodes that are inlined into the extern inline
1889 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1891 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1892 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1893 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1894 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1897 2005-02-17 Roger Sayle <roger@eyesopen.com>
1899 PR tree-optimization/19917
1900 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1901 to be potentially trapping.
1903 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1905 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1907 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1909 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1910 tem becomes a local variable which is set to the value of the
1911 back end defined INITIAL_FRAME_ADDRESS macro.
1912 (expand_builtin_frame_address): Omit the base parameter to
1913 expand_builtin_return_addr.
1914 (expand_builtin_profile_func): Likewise.
1915 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1916 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1917 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1919 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1921 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1922 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1923 * config/frv/frv.c (frv_function_epilogue): Likewise.
1925 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1927 * lambda-code (perfect_nestify): Remove mark/unmark
1929 * tree-loop-linear.c (linear_transform_loops): Add
1930 rewrite_into_ssa call so that ssa is correct for
1931 rewriting into loop closed.
1933 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1935 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1936 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1938 * bt-load.c (btr_def_live_range, combine_btr_defs,
1939 migrate_btr_def, migrate_btr_defs): Likewise.
1940 * cfgcleanup.c (thread_jump): Likewise.
1941 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1942 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1943 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1944 df_rd_local_compute, df_reg_info_compute): Likewise.
1945 * dominance.c (init_dom_info, free_dom_info): Likewise.
1946 * flow.c (init_propagate_block_info,
1947 free_propagate_block_info): Likewise.
1948 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1949 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1950 modify_reg_pav): Likewise.
1951 * loop-invariant.c (find_defs, find_invariant_insn,
1952 find_invariants, free_inv_motion_data): Likewise.
1953 * predict.c (tree_predict_by_opcode,
1954 estimate_bb_frequencies): Likewise.
1955 * stmt.c (expand_case): Likewise.
1956 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1957 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1958 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1959 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1960 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1961 rewrite_ssa_into_ssa): Likewise.
1962 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1963 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1964 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1965 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1966 * tree-sra.c (tree_sra): Likewise.
1967 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1968 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1969 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1970 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1971 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1972 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1974 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1975 calculate_live_on_entry, calculate_live_on_exit,
1976 build_tree_conflict_graph): Likewise.
1977 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1978 record_important_candidates, set_use_iv_cost, find_depends,
1979 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1980 tree_ssa_iv_optimize_finalize): Likewise.
1981 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1982 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1983 tree_duplicate_loop_to_header_edge): Likewise.
1984 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1985 * tree-ssa.c (verify_flow_insensitive_alias_info,
1986 verify_name_tags, verify_ssa, init_tree_ssa,
1987 delete_tree_ssa): Likewise.
1988 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1989 fini_ssanames): Likewise.
1990 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1992 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1994 * config/rs6000/t-rtems: Completely reworked.
1996 2005-02-17 Ira Rosen <irar@il.ibm.com>
1998 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2000 2005-02-17 Ira Rosen <irar@il.ibm.com>
2002 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2003 POINTER_TYPE_P when checking that type is a pointer.
2004 (vect_get_memtag): Remove.
2005 (vect_address_analysis): Use POINTER_TYPE_P. Call
2006 vect_object_analysis with dummy parameter for memtag.
2007 (vect_object_analysis): Extract memtag (functionality that
2008 used to be in vect_get_memtag and moved here). Fix printings.
2009 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2010 with correct parameters. Remove call to vect_get_memtag.
2012 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2014 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2015 (tree-vectorizer.o): Added missing dependencies.
2017 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2019 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2020 declaration in tree-vectorizer.c, now has an extern declaration in
2022 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2023 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2024 get_vectype_for_scalar_type, vect_is_simple_use,
2025 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2026 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2027 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2028 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2029 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2030 find_loop_location): Likewise.
2032 * tree-vectorizer.c (langhooks.h): #include removed.
2033 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2034 moved to tree-vectorized.h.
2035 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2036 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2037 get_vectype_for_scalar_type, vect_is_simple_use,
2038 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2039 vect_supportable_dr_alignment, new_loop_vec_info,
2040 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2041 vect_set_verbosity_level, find_loop_location): Likewise.
2043 (vect_analyze_loop): Function externalized. Declaration moved to
2044 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2045 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2046 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2047 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2048 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2049 vect_enhance_data_refs_alignment, vect_analyze_operations,
2050 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2051 vect_stmt_relevant_p, vect_get_loop_niters,
2052 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2053 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2054 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2055 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2056 vect_get_memtag): Likewise.
2058 (vectorizable_load): Function externalized. Declaration moved to
2059 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2060 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2061 vect_transform_loop): Likewise.
2062 (vect_transform_stmt): Moved to tree-vect-transform.c.
2063 (vect_align_data_ref, vect_create_destination_var,
2064 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2065 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2066 vect_get_vec_def_for_operand, vect_init_vector,
2067 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2068 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2069 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2070 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2071 vect_do_peeling_for_loop_bound): Likewise.
2073 * tree-vect-analyze.c: New file.
2074 * tree-vect-transform.c: New file.
2076 2005-02-17 Jason Merrill <jason@redhat.com>
2078 PR mudflap/19319, c++/19317
2079 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2082 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2084 * doc/install.texi (Specific): Update link for Darwin-specific
2087 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2089 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2090 constant_boolean_node.
2092 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2095 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2096 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2098 2005-02-16 Richard Henderson <rth@redhat.com>
2101 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2103 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2104 replace uses with Wtype_MAXp1_F.
2105 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2106 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2107 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2108 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2109 and HAVE_TFMODE as appropriate.
2110 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2111 (__floatdisf): Likewise.
2112 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2113 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2114 (Wtype_MAXp1_F): New.
2115 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2116 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2118 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2121 * arm.c (arm_apply_result_size): New function.
2122 * arm.h (APPLY_RESULT_SIZE): Define.
2123 * arm-protos.h (arm_apply_result_size): Add prototype.
2124 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2125 (movxf): New expand.
2126 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2127 (call_value_symbol): Remove predicate for operand 0.
2128 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2129 (untyped_call): Rework to correclty return values for any type.
2130 (untyped_return): New expand.
2131 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2133 2005-02-16 Stan Shebs <shebs@apple.com>
2135 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2136 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2138 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2140 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2141 configure settings on Solaris 7 and later.
2143 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2145 PR tree-optimization/19865
2146 * tree-optimize.c (init_tree_optimization_passes): Run
2147 pass_may_alias after pass_sra.
2149 2005-02-16 Richard Henderson <rth@redhat.com>
2150 Stuart Hastings <stuart@apple.com>
2153 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2154 Do nothing if debug info suppressed for this function.
2155 (dbxout_begin_function): Early exit if debug info suppressed for
2158 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2161 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2163 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2165 PR tree-optimization/19967
2166 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2167 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2168 argument TYPE. Adjust calls to fold_builtin_XXX.
2169 (expand_builtin, fold_builtin_1): Adjust calls to
2171 (fold_builtin_strchr, fold_builtin_strpbrk,
2172 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2173 result to a requested type TYPE.
2175 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2178 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2179 (T)x & (T)cst if (T)cst overflows.
2180 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2181 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2183 2005-02-15 Jeff Law <law@redhat.com>
2185 * gcse.c (blocks_with_calls): New bitmap.
2186 (alloc_gcse_mem): Allocate it.
2187 (free_gcse_mem): Free it.
2188 (clear_modifY_mem_tables): Clear it.
2189 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2190 when we encounter CALL_INSNs.
2191 (compute_transp, case MEM): Handle blocks with calls separate
2192 from blocks without calls. Use bitmap iterators rather than
2195 2005-02-15 Peter O'Gorman <peter@pogma.com>
2198 * mklibgcc.in (vis_hide): Use a temporary object file, not
2201 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2204 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2205 access optimization.
2207 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2208 Alan Modra <amodra@bigpond.net.au>
2211 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2212 (_xlqsub): Rename to __gcc_qsub.
2213 (_xlqmul): Rename to __gcc_qmul.
2214 (_xlqdiv): Rename to __gcc_qdiv.
2215 Provide versioned symbol aliases with old names.
2216 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2217 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2218 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2219 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2220 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2222 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2224 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2225 Fold ~(A - 1) and ~(A + -1) to -A.
2227 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2231 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2232 config/pa/pa-host.c:pa_gt_pch_use_address.
2234 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2236 * tree-vn.c (get_value_handle): Make sure that given an
2237 is_gimple_min_invariant expression, we always return it.
2239 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2241 * passes.c (rest_of_handle_gcse): Fix a comment.
2243 2005-02-15 Jeff Law <law@redhat.com>
2245 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2247 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2248 (canon_list_insert, record_last_mem_set_info): Similarly.
2249 (clear_modify_mem_tables): Similarly.
2251 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2253 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2254 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2255 config/mips/mips.md, config/rs6000/aix.h,
2256 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2258 2005-02-15 Richard Henderson <rth@redhat.com>
2260 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2261 call to be best_edge.
2263 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2265 * basic-block.h: Adjust the prototype for find_basic_blocks.
2266 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2267 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2270 * flow.c (recompute_reg_usage): Remove all arguments.
2271 * passes.c (rest_of_compilation): Adjust the call to
2272 recompute_reg_usage.
2273 * rtl.h: Adjust the prototype for recompute_reg_usage.
2275 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2277 * tree-dump.c (dump_files): Update to reflect new member
2279 (dump_register): Add new argument.
2281 (dump_switch_p_1): Check against glob name if doglob was passed.
2282 (dump_switch_p): Check against regular first, then glob if
2283 we didn't have any hits on the dump name.
2284 * tree-optimize.c (register_one_dump_file):
2285 Pass in glob name as well.
2286 * tree-pass.h (struct dump_file_info): Add glob
2289 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2291 PR preprocessor/16323
2292 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2294 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2297 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2298 (trunctfdf2_internal1): New.
2299 (trunctfdf2_internal2): Renamed from trunctfdf2.
2301 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2303 PR tree-optimization/19853
2304 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2306 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2308 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2309 delete_dead_jumptables and cleanup_cfg.
2311 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2313 * reload.c (find_reloads): Swap address_reloaded flags when
2314 swapping commutative operands.
2316 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2318 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2319 Use standard_iv_increment_position for computing the bsi position
2321 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2324 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2327 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2328 life range of hard registers.
2329 * value-prof.c (insn_prefetch_values_to_profile): Only
2332 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2333 profile in libcalls.
2335 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2337 * bitmap.h (bitmap_and_compl_into): Return bool.
2338 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2340 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2342 PR tree-optimization/19944
2343 * fold-const.c (fold): Re-add ABS_EXPR folding.
2345 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2348 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2349 {TARGET,MASK}_XL_COMPAT.
2350 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2352 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2353 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2355 (rs6000_arg_partial_bytes): Same.
2356 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2357 and XL compatibility enabled.
2358 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2359 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2360 test to final condition.
2361 (cmptf_internal2): New.
2362 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2363 xl-compat. Add TFmode information to description.
2365 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2367 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2369 2005-02-13 Jason Merrill <jason@redhat.com>
2372 * fold-const.c (fold_indirect_ref_1): Split out from...
2373 (build_fold_indirect_ref): Here.
2374 (fold_indirect_ref): New fn.
2375 * tree.h: Declare it.
2376 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2377 (gimplify_modify_expr_rhs): Likewise.
2378 (gimplify_expr): Likewise.
2380 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2382 PR tree-optimization/14303
2383 PR tree-optimization/15784
2384 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2385 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2386 ABS_EXPR<x> != 0 to x != 0.
2388 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2390 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2391 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2392 spelling conventions.
2394 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2395 delete_trivially_dead_insns too many times.
2397 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2400 2005-02-12 Ira Rosen <irar@il.ibm.com>
2402 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2403 (vect_is_simple_iv_evolution): Remove redundant parameter
2405 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2406 without last parameter.
2407 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2408 Return pointer step. Call vect_is_simple_iv_evolution without
2409 last parameter. Check only that the step is multiple of size
2410 type. Remove stmt_vinfo updates.
2411 (vect_get_memtag_and_dr): Remove.
2412 (vect_get_memtag): New function.
2413 (vect_address_analysis): New function.
2414 (vect_object_analysis): New function.
2415 (vect_analyze_data_refs): Call vect_object_analysis and
2416 vect_get_memtag. Update stmt_vinfo fields.
2418 2005-02-12 Ira Rosen <irar@il.ibm.com>
2420 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2421 exist and are objects. Remove checks for pointer.
2422 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2423 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2424 (vect_create_data_ref_ptr): Likewise.
2425 (vect_base_addr_differ_p): New function.
2426 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2427 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2428 Don't set the DR_BASE_NAME field of data-ref.
2429 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2431 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2433 * optabs.h (enum optab_index): Add new OTI_ldexp.
2434 (ldexp_optab): Define corresponding macro.
2435 * optabs.c (init_optabs): Initialize ldexp_optab.
2436 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2438 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2440 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2441 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2443 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2444 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2447 2005-02-12 Ira Rosen <irar@il.ibm.com>
2449 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2451 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2453 (vect_get_base_and_offset): Always return an address.
2454 (vect_create_addr_base_for_vector_ref): Remove treatment for
2455 different data reference types.
2456 (vect_compute_data_ref_alignment): Rename base to base_address in
2457 stmt_vec_info. Get the object in order to force its alignment.
2458 (vect_get_memtag_and_dr): Rename base to base_address in
2459 stmt_vec_info. Extract the object for memtag analysis.
2461 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2463 PR regression/19898.
2464 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2465 changes cc_status, use apply modified_in_p to part of cc_status
2466 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2469 2005-02-11 Richard Henderson <rth@redhat.com>
2471 * tree-complex.c (expand_complex_libcall): New.
2472 (expand_complex_multiplication): Use it for c99 compliance.
2473 (expand_complex_division): Likewise.
2474 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2476 * builtins.c (built_in_names): Remove const.
2477 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2479 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2480 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2481 (built_in_names): Remove const.
2482 * c-common.c (c_common_type_for_mode): Handle complex modes.
2483 * flags.h, toplev.c (flag_complex_method): Rename from
2484 flag_complex_divide_method.
2485 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2486 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2487 * libgcc2.h: Declare them.
2488 * libgcc-std.ver: Export them.
2489 * mklibgcc.in (lib2funcs): Build them.
2491 2005-02-11 Steven Bosscher <stevenb@suse.de>
2493 PR tree-optimization/19876
2494 Partially revert my change from 2005-01-14
2495 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2496 (compute_antic): ...and remove the loop here.
2498 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2501 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2502 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2504 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2505 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2507 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2509 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2510 offsets for the big-endian 32-bit case.
2512 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2514 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2516 2005-02-11 Dale Johannesen <dalej@apple.com>
2518 * cselib.c (cselib_process_insn): Clear out regs where
2519 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2520 * reload.c (find_equiv_reg): Ditto.
2522 2005-02-11 Ian Lance Taylor <ian@airs.com>
2524 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2527 * tree.c (build_function_type_list): Work correctly if there are
2530 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2532 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2533 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2534 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2535 TARGET_ZARCH instead of TARGET_64BIT.
2537 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2539 * config/rs6000/t-rtems:
2540 (MULTILIB_OPTIONS): Remove mcpu=602.
2541 (MUTLILIB_DIRNAMES): Remove m602.
2542 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2543 Let mcpu=602 match mcpu=603.
2544 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2546 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2548 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2551 2005-02-10 David Daney <ddaney@avtrex.com>
2553 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2554 * config/i386/linux-unwind.h: Likewise.
2555 * config/ia64/linux-unwind.h: Likewise.
2556 * config/mips/linux-unwind.h: Likewise.
2557 * config/pa/linux-unwind.h: Likewise.
2558 * config/rs6000/linux-unwind.h: Likewise.
2559 * config/s390/linux-unwind.h: Likewise.
2560 * config/sh/linux-unwind.h: Likewise.
2561 * config/sparc/linux-unwind.h: Likewise.
2563 2005-02-10 Steven Bosscher <stevenb@suse.de>
2565 PR tree-optimization/17549
2566 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2567 TER to replace a DEF with its expression if the DEF and the
2568 rhs of the expression we replace into have the same root
2571 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2573 * config/mips/mips.md: Fix the placement of the match_scratch in the
2576 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2578 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2581 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2583 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2584 (strip_offset): Handle addresses.
2585 (add_address_candidates): Use strip_offset.
2586 (difference_cost): Reflect strip_offset change.
2587 (force_var_cost, difference_cost): Strip nops.
2589 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2591 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2593 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2594 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2595 config/cris/cris-protos.h, config/cris/cris.c: Update
2598 2005-02-10 Jeff Law <law@redhat.com>
2600 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2601 (lookup_avail_expr): Similarly.
2603 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2605 * builtins.c (fold_builtin_powi): New function.
2606 (fold_builtin_1): Call it.
2608 2005-02-10 Steven Bosscher <stevenb@suse.de>
2610 PR documentation/19309
2611 * doc/cpp.texi: The __GNUC__ and related predefined macros
2612 are also defined for the "standalone" cpp.
2613 Some non-GCC compilers may also define __GNUC__.
2615 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2618 * c-typeck.c (common_type): New routine. Old common_type renamed
2620 (c_common_type): ...this.
2621 (build_conditional_expr, build_binary_op): Use c_common_type instead
2624 2005-02-10 Steven Bosscher <stevenb@suse.de>
2626 * doc/md.texi: Replace @samp{length} with @code{length}.
2628 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2630 PR tree-optimization/18687
2631 * tree-flow.h (find_loop_niter): Declare.
2632 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2633 Try using scev even for loops with more than one exit.
2634 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2635 (struct ivopts_data): Added niters field.
2636 (struct nfe_cache_elt): New.
2637 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2639 (tree_ssa_iv_optimize_init): Initialize niters cache.
2640 (determine_number_of_iterations): Removed.
2641 (find_induction_variables): Do not call determine_number_of_iterations.
2642 Access niters for single exit through niter_for_single_dom_exit.
2643 (add_iv_outer_candidates): Access niters for single exit through
2644 niter_for_single_dom_exit.
2645 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2646 number_of_iterations_cond.
2647 (iv_period): New function.
2648 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2649 (may_replace_final_value): Take data argument. Use
2650 niter_for_single_dom_exit.
2651 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2652 (rewrite_use_compare): Pass data to may_eliminate_iv.
2653 (rewrite_use_outer): Pass data to may_replace_final_value.
2654 (free_loop_data): Clean up the niters cache.
2655 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2656 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2657 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2658 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2659 (num_ending_zeros): Moved to tree.c.
2660 * tree.h (num_ending_zeros): Declare.
2661 * tree.c (num_ending_zeros): Moved from tree.c.
2663 2005-02-09 Richard Henderson <rth@redhat.com>
2665 * builtins.c (DEF_BUILTIN): Add COND argument.
2666 * tree.h (DEF_BUILTIN): Likewise.
2667 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2668 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2670 (DEF_BUILTIN_STUB): New.
2671 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2672 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2673 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2674 * c-common.c (DEF_BUILTIN): Add COND argument.
2675 * tree.c (local_define_builtin): New.
2676 (build_common_builtin_nodes): New.
2678 2005-02-09 Roger Sayle <roger@eyesopen.com>
2680 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2681 floating point expression ignoring the sign of the result.
2682 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2683 (fold) <MULT_EXPR>: Use it to simplify x*x.
2684 * tree.h (fold_strip_sign_ops): Prototype here.
2685 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2686 argument. Use fold_strip_sign_ops to simplify the first argument.
2687 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2688 first argument when the second argument is an even integer
2689 constant, but only with -funsafe_math_optimizations.
2690 (fold_builtin_1): Update call to fold_builtin_copysign.
2692 2005-02-09 Ian Lance Taylor <ian@airs.com>
2695 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2696 just check whether EH_FILTER_FAILURE falls through.
2698 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2700 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2701 insns return to ready list in the next turn.
2703 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2706 * builtins.def: New __builtin_powi[lf].
2707 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2708 (expand_builtin_powi): New function.
2709 (expand_builtin): Dispatch to expand_builtin_powi.
2710 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2711 * libgcc2.c: Add __builtin_powi[lf] implementation.
2712 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2713 * optabs.h: Add powi_optab.
2714 * optabs.c (init_optabs): Initialize powi_optab.
2715 * doc/extend.texi: Document __builtin_powi[lf].
2717 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2719 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2722 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2725 * fold-const.c (try_move_mult_to_index): Remove redundant
2726 type argument. Create ADDR_EXPR with correct type.
2727 (fold): Update callers of try_move_mult_to_index. Convert
2728 result to the appropriate type.
2730 2005-02-09 Roger Sayle <roger@eyesopen.com>
2733 * config/avr/avr.c (default_rtx_costs): Delete.
2734 (avr_operand_rtx_cost): New function.
2735 (avr_rtx_costs): Completely rewrite.
2737 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2740 * config/cris/cris.c (in_code): New variable.
2741 (cris_output_addr_const): Now a static function, a wrapper for
2743 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2744 case from old cris_output_addr_const.
2745 (cris_asm_output_label_ref): Similar for LABEL_REF.
2746 (cris_output_addr_const_extra): Similar for UNSPEC.
2747 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2748 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2749 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2751 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2752 (cris_asm_output_label_ref): Declare.
2754 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2756 PR preprocessor/19801
2757 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2758 filenames that changed when libcpp was moved to the toplevel.
2760 2005-02-07 Roger Sayle <roger@eyesopen.com>
2762 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2763 zero extensions of BImode operands. Call lowpart_subreg instead
2764 of gen_lowpart_common and gen_lowpart_SUBREG.
2766 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2769 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2770 * configure.ac: Set cc_for_cross_gnattools.
2771 * configure: Regenerate.
2773 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2776 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2778 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2781 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2782 of nested functions.
2784 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2786 * doc/extend.texi: Document deprecated extensions allowing
2787 static floating-point members to have initializers and allowing
2788 floating-point literals in integral constant expressions.
2790 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2792 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2793 config/darwin7.h, config/mips/mips.c,
2794 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2797 * cse.c: Update comments.
2799 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2802 * builtins.c (fold_builtin_sqrt): Transform
2803 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2806 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2807 Dorit Naishlos <dorit@il.ibm.com>
2809 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2810 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2811 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2813 * tree.h (vect_set_verbosity_level): New extern function declaration
2815 * tree-vectorizer.h (verbosity_levels): New enum type.
2816 * tree-vectorizer.c (vect_debug_stats): Function removed.
2817 (vect_debug_details): Likewise.
2818 (vect_verbosity_level): Global variable was defined and initialized.
2819 (vect_dump): Global variable definition.
2820 (vect_print_dump_info): New function.
2821 (vect_set_dump_settings): New function.
2822 (vect_set_verbosity_level): New function.
2823 (vectorize_loops): Add call to vect_set_dump_settings.
2825 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2826 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2827 (slpeel_tree_peel_loop_to_edge): Likewise.
2829 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2830 appropriate verbosity level instead of call to vect_debug_details
2831 or vect_debug_stats.
2832 (vect_get_base_and_offset):
2833 (vect_create_addr_base_for_vector_ref):
2834 (get_vectype_for_scalar_type):
2835 (vect_create_data_ref_ptr):
2837 (vect_get_vec_def_for_operand):
2838 (vect_finish_stmt_generation):
2839 (vectorizable_assignment):
2840 (vectorizable_operation):
2841 (vectorizable_store):
2842 (vectorizable_load):
2843 (vect_transform_stmt):
2844 (vect_update_ivs_after_vectorizer):
2845 (vect_do_peeling_for_loop_bound):
2846 (vect_update_inits_of_drs):
2847 (vect_do_peeling_for_alignment):
2848 (vect_transform_loop):
2849 (vect_is_simple_use):
2850 (vect_analyze_operations):
2851 (vect_is_simple_iv_evolution):
2852 (vect_analyze_scalar_cycles):
2853 (vect_analyze_data_ref_dependence):
2854 (vect_analyze_data_ref_dependences):
2855 (vect_compute_data_ref_alignment):
2856 (vect_enhance_data_refs_alignment):
2857 (vect_analyze_data_refs_alignment):
2858 (vect_analyze_data_ref_access):
2859 (vect_analyze_data_ref_accesses):
2860 (vect_analyze_pointer_ref_access):
2861 (vect_get_memtag_and_dr):
2862 (vect_analyze_data_refs):
2863 (vect_mark_relevant):
2864 (vect_stmt_relevant_p):
2865 (vect_mark_stmts_to_be_vectorized):
2866 (vect_can_advance_ivs_p):
2867 (vect_get_loop_niters):
2868 (vect_analyze_loop_form):
2869 (vect_analyze_loop):
2870 (vectorize_loops): Likewise.
2872 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2873 (vect_update_inits_of_drs):
2874 (vect_do_peeling_for_alignment):
2875 (vect_transform_loop):
2876 (vect_analyze_operations):
2877 (vect_analyze_scalar_cycles):
2878 (vect_analyze_data_ref_dependences):
2879 (vect_analyze_data_refs_alignment):
2880 (vect_analyze_data_ref_accesses):
2881 (vect_analyze_data_refs):
2882 (vect_mark_stmts_to_be_vectorized):
2883 (vect_get_loop_niters):
2884 (vect_analyze_loop_form):
2885 (vect_analyze_loop): Likewise.
2886 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2888 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2892 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2893 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2894 either -ffast-math or -funsafe-math-optimizations is in use.
2896 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2897 * config/mips/irix-csr.c: New file.
2898 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2899 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2900 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2903 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2905 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2906 redundant, incorrect definitions.
2908 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2910 ("*tls_indirect_call"): New, reference hard regs directly.
2911 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2913 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2915 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2916 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2918 2005-02-06 Roger Sayle <roger@eyesopen.com>
2920 PR rtl-optimization/19800
2921 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2922 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2925 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2927 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2929 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2932 * doc/invoke.texi: Correct documentation of -freorder-functions.
2934 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2937 * doc/invoke.texi: Don't mention gccbug.
2939 2005-02-06 Roger Sayle <roger@eyesopen.com>
2940 Andrew Pinski <pinskia@physics.uc.edu>
2941 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2943 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2944 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2945 into just (zero_extract:SI FOO (const_int 1) BAR).
2947 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2949 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2950 macro locally. Don't give last revision date. Use GCC version
2951 number from gcc-common.texi.
2952 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2953 revision date. Use GCC version number from gcc-common.texi.
2954 Describe being a library as current state rather than as 3.x
2956 * doc/gcc.texi: Remove last update date.
2957 * doc/gccint.texi: Likewise. Update copyright dates.
2958 * doc/install.texi: Update copyright dates.
2960 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2963 * doc/invoke.texi: Mention for each option included in -Wall that
2964 it is included in -Wall.
2965 * doc/gcc.texi: Update copyright and last modification date.
2967 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2969 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2970 unnecessary cast to original induction variable increments.
2972 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2974 PR tree-optimization/18219
2975 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2976 in distributed form.
2978 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2980 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2981 Set bitpos and offset later in the function. Do nothing if the
2982 target is a register and if the bitfield lies completely outside
2984 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2985 here. Return an uninitialised register if the source value is stored
2986 in a register and the bitfield lies completely outside that register.
2988 2005-02-06 Steven Bosscher <stevenb@suse.de>
2990 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2993 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2995 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2997 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2999 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3000 * config/darwin8.h: New.
3001 * config/darwin7.h: Update comment.
3003 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3004 Dorit Naishlos <dorit@il.ibm.com>
3006 * tree-vectorizer.h (LOC): New type.
3007 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3008 (loop_line_number): New field in struct _loop_vec_info.
3009 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3011 * tree-vectorizer.c (input.h): Included.
3012 (find_loop_location): New function.
3013 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3014 loop line number removed.
3015 (vect_debug_details): Likewise.
3016 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3018 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3019 call to vect_debug_details/stats changed from loop to loop_loc.
3020 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3021 (slpeel_tree_peel_loop_to_edge): Likewise.
3023 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3024 changed from NULL to UNKNOWN_LOC.
3025 (vect_get_base_and_offset):
3026 (vect_create_addr_base_for_vector_ref):
3027 (get_vectype_for_scalar_type):
3028 (vect_create_data_ref_ptr):
3030 (vect_get_vec_def_for_operand):
3031 (vect_finish_stmt_generation):
3032 (vectorizable_assignment):
3033 (vectorizable_operation):
3034 (vectorizable_store):
3035 (vectorizable_load):
3036 (vect_transform_stmt):
3037 (vect_update_ivs_after_vectorizer):
3038 (vect_do_peeling_for_loop_bound):
3039 (vect_do_peeling_for_alignment):
3040 (vect_transform_loop):
3041 (vect_is_simple_use):
3042 (vect_analyze_operations):
3043 (vect_is_simple_iv_evolution):
3044 (vect_analyze_scalar_cycles):
3045 (vect_analyze_data_ref_dependences):
3046 (vect_compute_data_ref_alignment):
3047 (vect_enhance_data_refs_alignment):
3048 (vect_analyze_data_ref_access):
3049 (vect_analyze_data_ref_accesses):
3050 (vect_analyze_pointer_ref_access):
3051 (vect_get_memtag_and_dr):
3052 (vect_analyze_data_refs):
3053 (vect_mark_relevant):
3054 (vect_stmt_relevant_p):
3055 (vect_mark_stmts_to_be_vectorized):
3056 (vect_can_advance_ivs_p):
3057 (vect_get_loop_niters):
3058 (vect_analyze_loop):
3059 (vectorize_loops): Likewise.
3061 (vectorizable_load): Argument in call to vect_debug_details/stats
3062 changed from loop to LOOP_LOC (loop_vinfo).
3063 (vect_transform_loop):
3064 (vect_analyze_operations):
3065 (vect_analyze_scalar_cycles):
3066 (vect_analyze_data_ref_dependence):
3067 (vect_enhance_data_refs_alignment):
3068 (vect_analyze_data_ref_accesses):
3069 (vect_analyze_pointer_ref_access):
3070 (vect_analyze_data_refs):
3071 (vect_analyze_loop): Likewise.
3073 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3074 changed from loop to loop_loc.
3076 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3078 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3079 Dorit Naishlos <dorit@il.ibm.com>
3081 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3083 (vect_analyze_data_ref_dependences): Likewise.
3085 (vect_is_simple_use): Argument changed from loop structure to
3086 loop_vect_info structure.
3087 (vect_can_advance_ivs_p): Likewise.
3088 (vect_create_index_for_vector_ref): Likewise.
3089 (vect_update_ivs_after_vectorizer): Likewise.
3090 (new_stmt_vec_info): Likewise.
3092 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3093 changed from loop to loop_vinfo.
3094 (vect_create_data_ref_ptr): First argument in call to
3095 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3096 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3097 was changed from loop to loop_vinfo.
3098 (vectorizable_operation): Likewise.
3099 (vectorizable_store): Likewise.
3100 (vect_mark_stmts_to_be_vectorized): Likewise.
3101 (vect_do_peeling_for_loop_bound): First argument in call to
3102 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3103 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3104 was changed from loop to loop_vinfo.
3105 (vect_analyze_data_ref_dependences): Third argument in call to
3106 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3108 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3109 (vect_create_data_ref_ptr): Likewise.
3110 (vect_init_vector): Likewise.
3111 (vect_get_vec_def_for_operand): Likewise.
3112 (vectorizable_assignment): Likewise.
3113 (vectorizable_operation): Likewise.
3114 (vectorizable_store): Likewise.
3115 (vectorizable_load): Likewise.
3116 (vect_update_ivs_after_vectorizer): Likewise.
3117 (vect_is_simple_use): Likewise.
3118 (vect_analyze_data_ref_dependence): Likewise.
3119 (vect_analyze_pointer_ref_access): Likewise.
3120 (vect_can_advance_ivs_p): Likewise.
3122 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3123 before _stmt_vec_info.
3124 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3125 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3126 (new_stmt_vec_info): Argument changed from loop structure to
3127 loop_vect_info structure
3129 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3130 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3131 (vect_create_addr_base_for_vector_ref): Likewise.
3132 (vect_analyze_pointer_ref_access): Likewise.
3134 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3137 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3138 phi flag if the phi is abnormal.
3140 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3143 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3144 information for the new statement.
3146 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3149 * gcc.c (main): Include the target in -v output.
3151 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3153 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3154 Do not drop the extend if we'd have to add a paradoxical subreg
3155 later. Include optabs.h and insn-codes.h.
3156 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3158 2005-02-02 Roger Sayle <roger@eyesopen.com>
3161 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3162 * fold-const.c (const_binop): Avoid constant folding floating
3163 point operations in modes that use composite representations.
3164 * simplify-rtx.c (simplify_binary_operation): Likewise.
3166 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3168 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3170 (altivec_dstt): Likewise.
3171 (altivec_dstst): Likewise.
3172 (altivec_dststt): Likewise.
3173 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3176 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3178 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3179 EXPR_LOCUS from orig_cond to the new cond_stmt.
3180 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3183 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3185 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3186 standard_iv_increment_position. Remove call to bsi_next
3187 (no need to bump the iterator anymore).
3188 (vect_create_index_for_vector_ref): Call
3189 standard_iv_increment_position. Remove second function argument.
3190 (vect_finish_stmt_generation): Remove call to bsi_next
3191 (no need to bump the iterator anymore).
3192 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3193 to vect_create_index_for_vector_ref.
3195 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3197 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3198 phis are used out of the loop.
3200 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3203 * c-decl.c (undef_nested_function): New variable.
3204 (pop_scope): Diagnose undefined nested functions.
3205 (finish_function): Don't attempt cgraph processing or genericizing
3206 if current top-level function contained an undefined nested
3207 function. Reset undef_nested_function at the end of a top-level
3210 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3212 * tree.c (build_int_cst_type): Take sign of the value into account
3213 when deciding whether sign extend the value.
3215 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3218 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3219 (cpp_options, cc1_options): Change %{std*&ansi} to
3220 %{std*&ansi&trigraphs}.
3222 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3224 * cse.c: Update comments.
3226 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3228 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3229 arguments go on the stack. Do not put complex doubles in odd/even
3232 2005-02-02 Steven Bosscher <stevenb@suse.de>
3234 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3235 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3236 -ftree-pre, and -fthread-jumps.
3238 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3240 PR tree-optimization/19578
3241 * tree-flow.h (modified_noreturn_calls): Declare.
3242 (noreturn_call_p): Declare.
3243 * tree-flow-inline.h (noreturn_call_p): New function.
3244 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3245 * tree-cfg.c (modified_noreturn_calls): New variable.
3246 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3247 that contain a mid-block noreturn call.
3248 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3250 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3252 * df.c (df_def_record_1, df_uses_record): Don't use
3254 * df.h (DF_FOR_REGALLOC): Remove.
3256 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3259 * c-typeck.c (really_start_incremental_init): Reset
3260 constructor_max_index for arrays of incomplete type.
3262 2005-02-02 Jeff Law <law@redhat.com>
3264 * gcse.c (struct reg_set): Store the block index where the register
3265 was set rather than the setting insn.
3266 (record_one_set, compute_transp): Corresponding changes.
3267 (pre_insert_copy_insn): Do not call replace_one_set.
3268 (replace_one_set): Remove.
3270 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3273 * doc/gcov.texi: Fix typo.
3275 2005-02-01 Richard Henderson <rth@redhat.com
3278 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3279 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3281 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3282 * config/i386/i386-protos.h: Update.
3284 2005-02-01 Steven Bosscher <stevenb@suse.de>
3286 PR tree-optimization/19217
3287 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3288 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3289 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3290 that it is walking a PHI node.
3292 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3294 * doc/extend.texi (Nested Functions): Update.
3296 2005-02-01 Richard Henderson <rth@redhat.com>
3299 * optabs.c (expand_copysign_absneg): Export.
3300 * optabs.h (expand_copysign_absneg): Declare.
3301 * config/rs6000/rs6000.md (copysigntf3): New.
3303 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3305 PR tree-optimization/19633
3306 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3307 * tree-ssa-alias.c (init_alias_info): Initialize.
3308 (merge_pointed_to_info): Set.
3309 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3310 (dump_points_to_info_for): Show value of pt_null.
3311 (struct count_ptr_d): Declare.
3312 (find_ptr_dereference): Remove.
3313 (ptr_is_dereferenced_by): Remove.
3314 (count_ptr_derefs): New local function.
3315 (count_uses_and_derefs): New local function.
3316 (compute_points_to_and_addr_escape): Call it. If the number
3317 of dereferences is greater than zero, mark the pointer as
3318 dereferenced. If there are fewer dereferences than uses of
3319 the pointer, the pointer's value escapes.
3321 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3323 PR tree-optimization/19670
3324 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3326 (verify_use): ... set it here, instead.
3328 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3330 * doc/sourcebuild.texi (Test directives): Fix formatting.
3332 * doc/sourcebuild.texi (Test directives): Describe selector
3335 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3337 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3338 specific 64-bit CPUs.
3340 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3343 * arm.c (arm_eliminable_register): New function.
3344 (adjacent_mem_locations): Don't allow eliminable registers. Use
3345 HOST_WIDE_INT for address offsets.
3346 * arm-protos.h (arm_eliminable_register): Add prototype.
3348 2005-02-01 Steven Bosscher <stevenb@suse.de>
3350 PR optimization/15242
3351 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3352 * basic-block.h (duplicate_computed_gotos): Add prototype.
3353 * bb-reorder.c (duplicate_computed_gotos): New function to
3354 duplicate sufficiently small blocks ending in a computed jump.
3355 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3356 if not optimizing for size.
3357 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3358 never do tail merging for blocks ending in a computed jump.
3359 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3361 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3363 Patch from Richard Sandiford <rsandifo@redhat.com>
3364 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3365 from inheriting a subreg equivalence with a non-spill register.
3367 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3369 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3371 * config/frv/frv.c (movcc_fp_destination_operand): New.
3372 (gpr_or_memory_operand): Fix typo in comment.
3373 (gpr_or_memory_operand_with_scratch): New.
3374 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3375 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3376 movcc_fp_destination_operand.
3377 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3378 Legitimize memory addresses using a scratch register.
3380 2005-01-31 Jeff Law <law@redhat.com>
3382 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3383 bitmap a sparse bitmap instead of a simple bitmap.
3384 (mark_def_sites_initialize_block): Corresponding changes.
3385 (ssa_mark_def_sites_initialize_block): Likewise.
3386 (ssa_mark_phi_uses): Likewise.
3387 (mark_def_site, ssa_mark_def_sites): Likewise.
3388 (mark_def_site_blocks): Likewise.
3389 (rewrite_ssa_into_ssa): Likewise.
3391 * tree-ssa-dom.c (record_cond): Pass correct variable type
3392 for last argument to htab_find_slot_with_hash.
3394 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3395 effects when optimizing 0 % X. Do not try to optimize X % 0.
3397 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3399 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3402 2005-02-01 Eric Christopher <echristo@redhat.com>
3404 * config/mips/mips.c (override_options): Warn if -mint64
3406 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3409 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3411 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3413 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3414 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3415 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3416 (cached_regno): Initialize to INVALID_REGNUM.
3417 (cse_reg_info_table_size,
3418 cse_reg_info_table_first_uninitialized,
3419 cse_reg_info_timestamp): New.
3420 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3422 (init_cse_reg_info, get_cse_reg_info_1): New.
3423 (get_cse_reg_info): Cache the last look-up.
3424 (new_basic_block): Update the code to clear mappings from
3425 registers to cse_reg_info entries.
3426 (cse_main): Call init_cse_reg_info.
3428 * cse.c (get_cse_reg_info): Update a comment.
3430 2005-01-31 Steven Bosscher <stevenb@suse.de>
3433 * c-decl.c (start_decl): Do not warn about arrays of elements with
3434 an incomplete type here.
3435 (grokdeclarator): Do it here by making a pedwarn an error.
3436 * c-typeck.c (push_init_level): If there were previous errors with
3437 the constructor type, do not warn about braces for initializers.
3438 (process_init_element): Likewise for excess initializer elements.
3440 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3442 * cse.c (delete_trivially_dead_insn): Don't iterate.
3444 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3446 * config/rs6000/rs6000.md (copysignsf3): New expand.
3447 (copysigndf3): Likewise.
3449 2005-01-31 Steven Bosscher <stevenb@suse.de>
3451 * recog.c (constrain_operands): Only look for earlyclobber operand
3452 conflicts if an '&' constraint was seen.
3454 2005-01-31 Marc Espie <espie@openbsd.org>
3456 * config.gcc: Don't include embedded systems fragment, switches default
3457 debugging format to ELF.
3458 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3459 longer pick it up there.
3461 2005-01-31 Dale Johannesen <dalej@apple.com>
3463 * doc/extend.texi (nested functions): Fix linkage description.
3464 Clarify that static is not allowed.
3466 2005-01-31 Dale Johannesen <dalej@apple.com>
3468 * config/rs6000/darwin.md (movsf_low_di): Make work.
3469 (movdf_low_di): Make work.
3471 2005-01-31 Dale Johannesen <dalej@apple.com>
3473 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3474 Make work for 64 bit.
3476 2005-01-31 Roger Sayle <roger@eyesopen.com>
3477 Dale Johannesen <dalej@apple.com>
3480 * fold-const.c (fold_binary_op_with_conditional_arg):
3481 Make types match original operands, before STRIP_NOPS.
3483 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3485 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3486 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3487 (struct gcc_sigcontext): Delete. Merge contents to..
3488 (struct gcc_ucontext): ..here.
3489 (get_sigcontext): Delete.
3490 (get_regs): New function, like get_sigcontext but return regs ptr.
3491 64-bit version finds regs from r1 to support vdso.
3492 (ppc_linux_aux_vector): New function.
3493 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3496 2005-01-31 Ira Rosen <irar@il.ibm.com>
3498 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3500 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3501 redundant fold. Fix misalignment for MINUS_EXPR.
3502 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3503 (vect_analyze_pointer_ref_access): Likewise.
3504 (vect_get_memtag_and_dr): Likewise.
3506 2005-01-31 Richard Henderson <rth@redhat.com>
3508 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3509 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3510 absnegdf2_i387, absnegxf2_i387): Likewise.
3512 2005-01-31 Richard Henderson <rth@redhat.com>
3515 * optabs.c (expand_copysign_absneg): New.
3516 (expand_copysign_bit): Split out from ...
3517 (expand_copysign): ... here. Use expand_copysign_absneg.
3519 2005-01-30 Roger Sayle <roger@eyesopen.com>
3522 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3523 constant as the second operand and a register as the third.
3525 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3528 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3529 that dllimport'd functions do not use all call-clobbered registers
3532 2005-01-30 Richard Henderson <rth@redhat.com>
3535 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3536 expand_abs_nojump and generalize. Use operand_subword and
3537 emit_no_conflict_block. Support large modes.
3538 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3540 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3541 negation to subtraction.
3542 (expand_copysign): Check that the format has signed zeros.
3543 Use operand_subword and emit_no_conflict_block. Support large modes.
3545 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3547 Fix PR tree-optimization/19624
3549 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3550 * tree-ssa-pre.c: Add cfgloop.h.
3552 (pre_stats): New member, constified.
3553 (inserted_exprs): New static variable.
3554 (NECESSARY): New macro.
3555 (create_expression_by_pieces): Fold the expression, and
3556 mark it as defaulting to not necessary. Also put in
3558 (fully_constant_expression): New function.
3559 (insert_into_preds_of_block): Modify to not insert phis when we
3560 are playing with induction variables.
3561 Push phis onto the inserted_exprs vector, and mark them as not
3562 necessary by default.
3563 (insert_aux): Call fully_constant_expression on eprime.
3564 If all edges produce the same value, mark it constant.
3565 (mark_operand_necessary): New function.
3566 (remove_dead_inserted_code): New function.
3567 (init_pre): Init loop optimizer to get loop info.
3568 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3569 (execute_pre): Commit edge inserts, then remove dead code.
3571 2005-01-30 Richard Henderson <rth@redhat.com>
3573 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3574 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3576 2005-01-30 Richard Henderson <rth@redhat.com>
3579 * config/i386/i386.c (ix86_expand_copysign): New.
3580 (ix86_split_copysign_const): New.
3581 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3582 rearrange op1/nmask operands.
3583 * config/i386/i386-protos.h: Update.
3584 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3585 (copysigndf3): Likewise.
3586 (copysignsf3_const, copysigndf3_const): New.
3587 (copysignsf3_var): Rename from copysignsf3, split out splitter
3588 and fix split predicate for X constraint.
3589 (copysigndf3_var): Similarly.
3591 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3593 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3594 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3595 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3597 2005-01-29 Richard Henderson <rth@redhat.com>
3600 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3601 of # and * in constraints.
3603 2005-01-29 Richard Henderson <rth@redhat.com>
3606 * expr.c (store_field): Don't strip sub-mode cast when the input
3607 data is even smaller.
3609 2005-01-29 Richard Henderson <rth@redhat.com>
3612 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3615 2005-01-29 Richard Henderson <rth@redhat.com>
3617 * combine.c (make_field_assignment): Fix argument order
3620 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3622 PR tree-optimization/15791
3623 * fold-const.c (extract_array_ref): New function.
3624 (fold): Fold comparisons between &a[i] and &a[j] or
3625 semantically equivalent trees.
3627 2005-01-29 Jeff Law <law@redhat.com>
3629 * gcse.c (insert_expr_in_table): Revamp handling of available
3630 and anticipatable occurrence lists to avoid unnecessary list
3632 (insert_set_in_table): Similarly.
3634 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3636 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3638 (c_build_qualified_type): Build qualified array types with
3639 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3640 * c-decl.c (c_make_fname_decl): Build unqualified array type
3641 before qualified type.
3642 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3643 type is qualified, not just if type itself is. Don't apply
3644 qualifiers to array type when declarator is processed. Apply
3645 qualifiers to field type whether or not it is an array type.
3646 Don't handle array types specially for applying qualifiers to
3648 * c-typeck.c (composite_type): Build unqualified element type and
3649 array type when forming composite of array types.
3650 (common_pointer_type, comptypes, comp_target_types,
3651 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3652 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3654 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3655 (args2) in variables a1 and a2.
3657 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3659 * cse.c (n_elements_made, max_elements_made): Remove.
3660 (insert): Don't touch n_elements_made.
3661 (cse_main): Don't touch n_elements_made or max_elements_made.
3663 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3666 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3667 configuration part of dp-bit.c to be lost.
3669 2005-01-28 Roger Sayle <roger@eyesopen.com>
3671 * expmed.c (expand_mult_highpart_optab): When attempting to use
3672 a non-widening multiplication in a wider mode, the operands need
3673 to be converted (zero or sign extended) to that mode.
3675 2005-01-28 Ian Lance Taylor <ian@airs.com>
3679 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3680 through if both operands fall through.
3682 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3684 * cse.c (fold_rtx) <PC>: Don't optimize.
3686 2005-01-28 Jeff Law <law@redhat.com>
3688 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3689 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3691 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3693 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3694 cse_reg_info_used_list_end): Remove.
3695 (cse_reg_info_list, cse_reg_info_list_free): New.
3696 (get_cse_reg_info): When allocating an instance of
3697 cse_reg_info, add it to the beginning of the cse_reg_info_list
3698 list. Remove code to maintain cse_reg_info_used_list.
3699 (new_basic_block): Reset the free list to the beginning of
3702 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3704 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3705 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3706 (frv_expand_mdpackh_builtin): New function.
3707 (frv_expand_builtin): Use it to expand __MDPACKH.
3708 * doc/extend.texi (__MDPACKH): Update documentation.
3710 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3712 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3713 SSE_FLOAT_MODE_P for use_sse computation.
3715 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3718 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3720 2005-01-27 Richard Henderson <rth@redhat.com>
3722 * builtins.c (expand_builtin_copysign): New.
3723 (expand_builtin): Call it.
3724 * genopinit.c (optabs): Add copysign_optab.
3725 * optabs.c (init_optabs): Initialize it.
3726 (expand_copysign): New.
3727 * optabs.h (OTI_copysign, copysign_optab): New.
3728 (expand_copysign): Declare.
3730 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3731 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3733 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3734 (ix86_expand_fp_absneg_operator): ... here.
3735 (ix86_split_copysign): New.
3736 * config/i386/i386-protos.h: Update.
3737 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3738 (copysignsf3, copysigndf3): New.
3740 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3741 (copysignsf3, ncopysignsf3): New.
3742 (copysigndf3, ncopysigndf3): New.
3743 (copysignxf3, ncopysignxf3): New.
3744 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3746 2005-01-27 Arend Bayer <arend.bayer@web.de>
3747 Kazu Hirata <kazu@cs.umass.edu>
3749 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3750 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3751 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3754 2005-01-27 Jeff Law <law@redhat.com>
3756 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3757 definitions of SSA_NAMEs which are not being rewritten.
3758 (rewrite_ssa_into_ssa): Only initialize the current definition
3759 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3760 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3761 SSA_NAMEs before returning.
3763 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3765 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3766 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3767 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3768 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3769 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3771 2005-01-27 Steven Bosscher <stevenb@suse.de>
3774 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3775 higher to -O2 and higher. Likewise for tree PRE.
3776 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3779 2005-01-27 Ian Lance Taylor <ian@airs.com>
3782 * gimple-low.c (try_catch_may_fallthru): New static function.
3783 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3784 * tree-inline.c (expand_call_inline): Don't warn about reaching
3785 the end of a non-void function being inlined if the function uses
3788 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3790 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3793 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3794 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3795 (implicitly_declare): Handle error_mark_node.
3797 2005-01-27 Richard Henderson <rth@redhat.com>
3800 * tree.h (struct tree_decl): Add debug_expr_is_from.
3801 (DECL_DEBUG_EXPR_IS_FROM): New.
3802 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3803 * dwarf2out.c (dwarf2out_var_location): Update to match.
3804 * tree-outof-ssa.c (create_temp): Likewise.
3805 * var-tracking.c (track_expr_p): Likewise.
3806 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3807 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3808 * toplev.c (default_tree_printer): Likewise.
3810 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3812 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3813 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3815 2005-01-27 Steven Bosscher <stevenb@suse.de>
3817 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3818 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3819 ASM_CLOBBERS): Add tree checks.
3821 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3822 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3823 * c-common.def (SWITCH_STMT): Update to match.
3824 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3825 macros instead of SWITCH_EXPR ones.
3826 * c-dump.c (c_dump_tree): Likewise.
3827 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3828 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3830 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3832 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3834 * unwind-dw2.c (execute_stack_op): Add missing cases for
3835 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3837 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3839 * config.gcc (Obsolete configurations): Remove 'dummy', add
3840 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3843 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3845 PR tree-optimization/19633
3846 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3848 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3849 are no call-clobbered variables.
3850 * tree-outof-ssa.c (check_replaceable): Return false for calls
3853 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3855 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3856 even for variables with NULL DECL_INITIAL.
3858 2005-01-26 Stuart Hastings <stuart@apple.com>
3860 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3862 2005-01-26 Richard Henderson <rth@redhat.com>
3865 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3867 * expr.c (store_field): Strip conversions to odd-bit-sized types
3868 if the destination field width matches.
3870 2005-01-26 Richard Henderson <rth@redhat.com>
3872 * c-decl.c, expmed.c, expr.c: Revert last change.
3874 2005-01-26 Richard Henderson <rth@redhat.com>
3877 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3879 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3880 if we don't need the bits above those present in the current mode.
3881 * expr.c (store_field): Strip conversions to odd-bit-sized types
3882 if the destination field width matches.
3884 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3886 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3887 either -ffast-math or -funsafe-math-optimizations is in use.
3889 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3893 * config/avr/avr.c (notice_update_cc): Only set condition code for
3894 ashrqi3 if shift count > 0.
3895 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3896 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3897 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3898 count <= 0 as a no-op, and shift count >= width by copying zero
3899 or sign bit to all bits of the result.
3900 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3901 count, with attribute "length" set to 0 and "cc" set to "none".
3903 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3905 * doc/invoke.texi: Document -mTLS.
3907 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3908 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3909 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3910 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3911 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3912 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3913 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3914 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3916 * configure.ac: Check for a TLS capable gas.
3918 * configure: Regenerate.
3920 2005-01-26 Richard Henderson <rth@redhat.com>
3923 * combine.c (make_field_assignment): Simplify store to zero_extract
3924 from a source with an overlapping mask.
3926 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3928 2004-11-11 Eric Christopher <echristo@redhat.com>
3930 * config/frv/frv.md: Add fr400_integer automaton. Don't
3931 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3934 2005-01-26 Steven Bosscher <stevenb@suse.de>
3937 * cfgbuild.c (make_edges): Do not clear or set
3938 current_function_has_computed_jump.
3939 * function.h (struct function): Remove the has_computed_jump field.
3940 (current_function_has_computed_jump): Do not define.
3941 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3942 in a computed jump. Ignore current_function_has_computed_jump.
3944 2005-01-26 Richard Henderson <rth@redhat.com>
3947 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3948 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3950 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3951 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3952 objects into static storage if they have more than one non-zero value.
3953 * tree.h (categorize_ctor_elements): Update decl.
3955 2005-01-26 Steven Bosscher <stevenb@suse.de>
3958 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3959 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3960 to this function from 2004-07-10.
3961 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3962 the current function for tail call optimizations if the address
3963 of one of it its arguments is taken.
3965 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3967 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3969 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3971 * function.c (expand_function_end): If current_function_calls_alloca,
3972 emit stack restore in a place that is reached when the function falls
3975 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3977 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3978 rule to avoid matching inappropriate suffix rule.
3980 2005-01-26 Jan Hubicka <jh@suse.cz>
3982 PR tree-optimization/19241
3983 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3985 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3987 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3988 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3990 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3991 <sim*>: Always use crt1.o, regardless of N in simN.
3992 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3993 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3994 (CRT_CALL_STATIC_FUNCTION): Remove.
3995 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3996 use crt1.o, regardless of N in simN.
3997 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3998 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3999 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4000 case isystem setting.
4001 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4003 2005-01-25 Ian Lance Taylor <ian@airs.com>
4005 * gimple-low.c (block_may_fallthru): Correct handling of
4006 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4008 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4010 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4011 handlers to match indentation; nested under the mtune=* handler.
4012 Similar for mcpu= and march=.
4014 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4016 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4017 * config/mips/linux64.h (LIB_SPEC): Likewise.
4018 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4019 * config/sh/linux.h (LIB_SPEC): Likewise.
4021 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4023 * config/frv/frv.c (frv_legitimize_tls_address): New.
4024 (TARGET_HAVE_TLS): Define.
4025 (FRV_SYMBOL_REF_TLS_P): Define.
4026 (frv_override_options): Handle new register classes.
4027 (frv_legitimate_address_p): Reject tls addresses.
4028 (frv_legitimize_address): Handle TLS addresses.
4029 (gen_inlined_tls_plt): New.
4031 (frv_legitimize_tls_address): New.
4032 (unspec_got_name): Add TLS entries.
4033 (got12_operand): Add R_FRV_TLSMOFF12 case.
4034 (frv_emit_move): Fixup TLS addresses.
4035 (frv_emit_movsi): Legitimize TLS addresses.
4037 * config/frv/frv.h (MASK_BIG_TLS): New.
4038 (TARGET_BIG_TLS): New.
4039 (HAVE_AS_TLS): Define.
4040 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4041 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4042 (REG_CLASS_NAMES): Same.
4043 (REG_CLASS_CONTENTS): Same.
4044 (CONSTRAINT_LEN): New.
4045 (REG_CLASS_FROM_CONSTRAINT): New.
4046 (PREDICATE_CODES): Add symbolic_operand.
4048 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4049 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4050 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4051 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4052 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4053 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4054 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4055 GR9_REG, GR14_REG, LRREG.
4056 (type): Add load_or_call attribute.
4057 ("load_or_call"): New reservation.
4058 ("call_gettlsoff"): New.
4059 ("tls_indirect_call"): New.
4060 ("tls_load_gottlsoff12"): New.
4061 ("tlsoff_hilo"): New.
4062 ("tls_tlsdesc_ldd"): New.
4063 ("tls_tlsoff_ld"): New.
4066 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4068 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4070 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4071 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4072 * config/frv/frv.c (TLS_BIAS): Define.
4073 (frv_output_dwarf_dtprel): New.
4075 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4077 PR rtl-optimization/19579
4078 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4079 both A and B, see if they don't clobber registers the other expr uses.
4081 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4083 * real.c (do_add): Initialize signalling and canonical members.
4085 * real.c (real_from_integer): Zero out destination.
4087 2005-01-18 Jan Hubicka <jh@suse.cz>
4089 PR tree-optimize/19337
4090 * tree-inline.c (initialize_inlined_parameters): Copy
4091 saved_static_chain_decl only.
4093 2005-01-25 Richard Henderson <rth@redhat.com>
4097 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4098 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4099 80387 enabled, to return a proper subclass. Return the subset that
4100 overlaps with GENERAL_REGS for PLUS.
4101 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4103 2005-01-25 Richard Henderson <rth@redhat.com>
4106 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4108 2005-01-25 Roger Sayle <roger@eyesopen.com>
4110 * expmed.c (choose_multiplier): Change interface to return the
4111 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4112 (expand_divmod): Update calls to choose_multiplier.
4114 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4117 * expmed.c (extract_bit_field): Use adjust_address instead of
4118 gen_lowpart when op0 is a MEM.
4120 2005-01-24 Steven Bosscher <stevenb@suse.de>
4122 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4124 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4126 * config/mips/irix-csr.c: New file.
4127 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4128 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4129 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4132 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4135 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4136 sparc/elf.h, add sparc/sp-elf.h.
4137 (sparc-*-rtems*): Likewise.
4138 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4139 tm-dwarf2.h, add sparc/sp-elf.h.
4140 (sparc86x-*-elf): Likewise.
4141 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4142 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4143 TARGET_OS_CPP_BUILTINS.
4144 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4145 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4147 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4148 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4149 (SWITCH_TAKES_ARG): Likewise.
4150 (LOCAL_LABEL_PREFIX): Likewise.
4151 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4152 (TARGET_N_FORMAT_TYPES): Delete.
4153 (TARGET_FORMAT_TYPES): Likewise.
4154 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4155 * config/sparc/elf.h: Delete.
4156 * config/sparc/sp-elf.h: New file.
4158 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4160 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4161 * tree-flow.h: Remove the corresponding prototype.
4162 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4163 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4165 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4168 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4169 for AIX ABI or ELF -fPIC.
4170 (rs6000_emit_load_toc_table): Don't create toc_section here.
4171 (rs6000_xcoff_file_start): Nor here.
4173 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4175 * sh.c (ra.h): Don't #include.
4176 (hard_regs_intersect_p): New function, resurrected from ra.c.
4178 * sh.c: Fix 1996 Copyright.
4180 2005-01-24 Richard Henderson <rth@redhat.com>
4181 Aldy Hernandez <aldyh@redhat.com>
4183 * regrename.c (note_sets): Handle subregs.
4185 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4188 * genconditions.c (write_header, write_conditions): Elide file if
4191 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4193 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4194 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4197 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4199 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4200 expand_builtin_printf, expand_builtin_fprintf,
4201 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4202 checking against POINTER_TYPE.
4203 (validate_arglist): Handle POINTER_TYPE code by checking
4206 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4208 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4210 (for_each_rtx): Call for_each_rtx_1.
4211 * rtl.h (init_rtlanal): Declare.
4212 * toplev.c (backend_init): Call init_rtlanal.
4214 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4216 * flow.c (propagate_one_insn): Formatting.
4219 * flow.c (libcall_dead_p): Be more conservative if unsure.
4220 If there are any instructions between insn and call, see if they are
4221 all dead before saying the libcall is dead.
4223 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4225 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4226 operand constraint for operand 0.
4228 2005-01-23 Richard Henderson <rth@redhat.com>
4231 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4232 edges leading to join block.
4234 2005-01-23 Roger Sayle <roger@eyesopen.com>
4236 * expmed.c (expand_mult_highpart): Make static. Change type of
4237 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4238 (expand_divmod): Updates calls to expand_mult_highpart by using
4239 gen_int_mode to pass a CONST_INT rtx.
4240 * rtl.h (expand_mult_highpart): Remove prototype.
4242 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4244 * flow.c (regset_bytes, regset_size): Remove.
4246 * cfganal.c: Fix a reference to Harvey's paper.
4248 2005-01-23 Steven Bosscher <stevenb@suse.de>
4250 PR rtl-optimization/19464
4251 * tree-optimize.c (init_tree_optimization_passes): Add one more
4252 copyrename pass just before out-of-ssa.
4254 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4257 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4258 * ggc-none.c (ggc_free): Define.
4260 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4262 * cse.c (max_reg, max_insn_uid): Remove.
4263 (cse_main): Don't access max_reg or max_insn_uid.
4265 * c-common.c (explicit_flag_signed_bitfields,
4266 lang_statement_code_p, lang_expand_function_end): Remove.
4267 * c-common.h: Remove the corresponding declarations.
4268 * c-opts.c (c_common_handle_option): Remove all write access
4269 to explicit_flag_signed_bitfields.
4271 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4272 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4273 * cgraph.h: Remove the corresponding declaration.
4275 * gcse.c (null_pointer_info): Remove.
4277 2005-01-23 Roger Sayle <roger@eyesopen.com>
4278 Eric Botcazou <ebotcazou@libertysurf.fr>
4280 * combine.c (simplify_logical): Only simplify logical expressions
4281 of the form ior(and(x,y),z) by the inverse distributive law if the
4282 result is cheaper than the original.
4284 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4286 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4287 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4288 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4289 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4290 config/freebsd-spec.h, config/arm/arm.h,
4291 config/h8300/h8300.md, config/i386/i386.md,
4292 config/i386/predicates.md, config/i386/sse.md,
4293 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4294 config/vax/vax.md: Fix comment typos. Follow spelling
4297 2005-01-23 Steven Bosscher <stevenb@suse.de>
4299 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4300 tests, instead of `less than'.
4302 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4304 * function.c (assign_parm_setup_block): When creating a new stack slot
4305 for a parameter, get its alignment from the parameter's DECL_ALIGN
4306 rather than the type's TYPE_ALIGN. Make sure that the parameter
4307 is at least word aligned.
4309 2005-01-22 Roger Sayle <roger@eyesopen.com>
4312 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4314 2005-01-22 Richard Henderson <rth@redhat.com>
4317 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4318 in both compare operands.
4319 (movdfcc_1_sse_max): Likewise.
4320 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4321 (movdfcc_1_sse): Likewise.
4322 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4323 scratch register as needed.
4325 2005-01-22 Richard Henderson <rth@redhat.com>
4327 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4329 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4331 2005-01-22 Richard Henderson <rth@redhat.com>
4333 * genopinit.c (optabs): Use smin/smax for floating point too.
4334 * doc/md.texi: Update to match. Clarify that floating point
4335 results are undefined for +0/-0 and NaN.
4336 * doc/rtl.texi: Likewise.
4337 * rtl.def (SMIN, SMAX): Likewise
4338 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4340 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4341 leading 's' to the name.
4342 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4343 smaxxf3, sminxf3): Likewise.
4344 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4347 2005-01-22 Paul Brook <paul@codesourcery.com>
4349 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4351 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4353 * config/s390/s390.c (struct processor_costs): New fields
4354 dlgr, dlr, dr, dsgfr, dsgr.
4355 (z900_cost, z990_cost): Values for new fields.
4356 (s390_rtx_costs): New cases MEM und COMPARE in switch
4357 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4358 DIV, MOD, UDIV, UMOD.
4360 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4362 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4363 into the register being decremented.
4364 ("doloop_si31", "doloop_di"): Likewise.
4365 ("*doloop_si_long"): Adapt pattern.
4367 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4369 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4371 (CLASS_MAX_NREGS): Likewise.
4373 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4375 * doc/tree-ssa.texi (Statement Operands): Add example for new
4376 must-def macro. Note deprecation of old operands interface.
4378 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4380 PR tree-optimization/19484
4381 * tree-cfg.c (remove_fallthru_edge): New function.
4382 (cleanup_control_flow): Remove fallthru edges from calls that are
4383 now known not to return.
4385 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4387 Fix PR tree-optimization/19038
4388 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4389 copies with loop variant ones.
4391 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4393 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4394 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4395 config/alpha/alpha.md, config/alpha/predicates.md,
4396 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4397 config/sparc/sol2.h: Update copyright.
4399 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4400 first label to see if it is a nonlocal label.
4402 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4403 Andrew Pinski <pinskia@physics.uc.edu>
4406 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4407 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4409 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4411 * config/rs6000/rtems.h: Update copyright.
4413 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4416 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4417 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4418 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4420 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4423 * c-typeck.c (convert_arguments): Check for error_mark_node.
4425 2005-01-21 Ian Lance Taylor <ian@airs.com>
4427 PR tree-optimization/13000
4428 * tree-inline.c: Include "tree-flow.h".
4429 (expand_call_inline): If warn_return_type, warn if non-void inline
4430 function falls through.
4431 * tree-cfg.c (execute_warn_function_return): Don't warn about
4432 control reaching end if TREE_NO_WARNING is set. Set
4434 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4436 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4437 branch if we don't need one.
4438 * c-typeck.c: Include "tree-flow.h"
4439 (c_finish_bc_stmt): Don't add a goto if the current statement
4440 list doesn't fall through to the current point.
4442 2005-01-21 Roger Sayle <roger@eyesopen.com>
4444 PR rtl-optimization/576
4445 * real.c (real_arithmetic): Change return type from void to bool
4446 to return an indication that the result may be inexact.
4447 * real.h (real_arithmeric): Update prototype.
4448 * fold-const.c (const_binop): Don't constant fold floating
4449 point expressions when the user specifies -frounding-math and
4450 the result may depend upon the run-time rounding mode.
4451 (fold_convert_const_real_from_real): Clean-up.
4452 (fold_initializer): Ignore flag_rounding_math for initializers.
4453 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4454 constant fold FP operations with flag_rounding_math if the
4455 result may depend upon the run-time rounding mode.
4457 2005-01-21 Tom Tromey <tromey@redhat.com>
4459 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4461 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4463 * tree-cfg.c: Fix comment typos.
4465 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4467 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4468 around the call to rest_of_handle_branch_target_load_optimize.
4470 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4472 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4473 (sparc64-*-openbsd*): Likewise.
4474 (sparclite-*-elf*): Include tm-dwarf2.h.
4475 (sparc86x-*-elf*): Likewise.
4476 (sparc64-*-elf*): Likewise.
4477 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4478 (DBX_DEBUGGING_INFO): Likewise.
4479 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4480 (PREFERRED_DEBUGGING_TYPE): Likewise.
4481 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4482 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4483 (PREFERRED_DEBUGGING_TYPE): Likewise.
4484 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4485 (PREFERRED_DEBUGGING_TYPE): Likewise.
4486 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4488 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4491 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4493 2005-01-20 Paul Brook <paul@codesourcery.com>
4495 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4497 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4499 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4500 label is first in a sequence of labels.
4502 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4504 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4505 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4507 * doc/sourcebuild.texi (Test Directives): New.
4509 2005-01-20 Roger Sayle <roger@eyesopen.com>
4511 * real.c (real_floor): Don't leave the result uninitialized when
4512 mode is VOIDMode, but return the unrounded intermediate value.
4513 (real_ceil): Likewise.
4515 2005-01-20 Paul Brook <paul@codesourcery.com>
4517 * config/arm/arm.md (insv): Use gen_int_mode.
4519 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4521 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4522 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4523 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4524 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4525 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4527 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4530 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4531 fbreg, so we have to assume we can't.
4532 (loc_descriptor_from_tree_1): Ditto.
4533 (containing_function_has_frame_base): New function.
4534 (add_location_or_const_value_attribute): Use it.
4535 Also try to generate a frame_base from a single element location
4538 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4540 PR tree-optimization/15349
4541 * timevar.def (TV_TREE_MERGE_PHI): New.
4542 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4544 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4545 calls to tree_forwarder_block_p.
4546 (remove_forwarder_block_with_phi, merge_phi_nodes,
4547 gate_merge_phi, pass_merge_phi): New.
4548 * tree-optimize.c (init_tree_optimization_passes): Add
4550 * tree-pass.h: Add an extern for pass_merge_phi;
4552 2005-01-20 Richard Henderson <rth@redhat.com>
4555 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4556 (_mm_castps_pd, _mm_castps_si128): New.
4557 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4559 2005-01-20 Richard Henderson <rth@redhat.com>
4562 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4563 __builtin_ia32_vec_init_v2si.
4564 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4565 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4566 (ix86_init_mmx_sse_builtins): Create it.
4567 (ix86_expand_builtin): Expand it.
4568 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4569 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4570 (vec_extractv2si_0, vec_extractv2si_1): New.
4572 2005-01-20 Richard Henderson <rth@redhat.com>
4575 * config/i386/i386.c (ix86_expand_push): New.
4576 * config/i386/mmx.md (push<MMXMODE>1): New.
4577 * config/i386/sse.md (push<SSEMODE>1): New.
4578 * config/i386/i386-protos.h: Update.
4580 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4582 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4585 2005-01-20 Richard Henderson <rth@redhat.com>
4587 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4588 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4590 2005-01-19 Richard Henderson <rth@redhat.com>
4593 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4594 to V4SFmode in SSE1 fallback load path.
4596 2005-01-19 Richard Henderson <rth@redhat.com>
4598 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4599 in QImode expansion to ix86_expand_vector_set.
4600 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4602 2005-01-19 Richard Henderson <rth@redhat.com>
4605 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4606 subclass of the input class.
4607 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4608 Always true for cross-SSE1 classes. Rationalize conditionals.
4609 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4610 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4611 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4612 (movdi_2): Add MMX/SSE zeros.
4613 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4614 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4615 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4616 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4617 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4618 (zero_extendsidi2_rex64_1): Remove.
4619 (MOV0 peephole): Check GENERAL_REG_P.
4621 2005-01-19 Richard Henderson <rth@redhat.com>
4624 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4626 (ix86_expand_vector_extract): Likewise.
4628 2005-01-19 Richard Henderson <rth@redhat.com>
4631 * expr.c (emit_move_change_mode): New argument force; use
4632 simplify_gen_subreg if true.
4633 (emit_move_via_alt_mode): Merge into ...
4634 (emit_move_via_integer): ... here.
4635 (emit_move_ccmode): Use emit_move_change_mode directly.
4637 2005-01-19 Richard Henderson <rth@redhat.com>
4640 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4641 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4642 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4644 (alpha_emit_set_const): Likewise. Make static.
4645 (alpha_emit_set_long_const): Make static.
4646 (alpha_extract_integer): Split out from alpha_expand_mov.
4647 (alpha_split_const_mov): Likewise.
4648 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4649 (alpha_legitimate_constant_p): New.
4650 * config/alpha/alpha-protos.h: Update.
4651 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4652 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4653 * config/alpha/alpha.md (movsi): Add n alternative.
4654 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4655 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4656 (splitters for all of the above): Use alpha_split_const_mov.
4657 * config/alpha/predicates.md (non_add_const_operand): New.
4658 (non_zero_const_operand): New.
4659 (input_operand): Use alpha_legitimate_constant_p after reload.
4661 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4663 PR tree-optimization/19038
4664 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4665 (add_candidate): Add ivs with increment in latch only if
4666 allow_ip_end_pos_p is true.
4667 (determine_iv_cost): Use empty_block_p.
4669 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4671 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4672 (compute_dominance_frontiers): Ditto.
4674 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4677 * config/sh/t-rtems: New.
4678 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4680 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4682 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4683 the offset of the selected field.
4685 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4687 * tree-cfg.c (remove_forwarder_block): Fix the check to
4688 prevent a nonlocal label from appearing in the middle of a
4691 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4693 PR rtl-optimization/19462
4694 * reorg.c (find_end_label): Create return insn only if
4695 current_function_epilogue_delay_list is empty.
4697 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4699 * doc/passes.texi: Remove paragraph mentioning new-ra.
4701 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4703 PR rtl-optimization/15139
4704 * combine.c: Include params.h.
4705 (count_rtxs): New function.
4706 (record_value_for_reg): If replace_rtx would replace at least
4707 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4708 (clobber (const_int 0)) instead of TEM.
4709 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4710 * params.h (MAX_LAST_VALUE_RTL): New.
4711 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4712 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4715 * c-typeck.c (digest_init): Only call build_vector if all constructor
4716 elements are *_CST nodes.
4717 * gimplify.c (gimplify_init_constructor): Likewise.
4720 * c-typeck.c (digest_init): Only call build_vector if inside_init
4723 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4725 * toplev.c (init_asm_output): Remove dead #ifdef.
4727 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4729 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4731 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4733 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4734 accessing DECL_FUNCTION_CODE.
4735 * dojump.c (do_jump): Likewise.
4736 * gimplify.c (gimplify_call_expr): Likewise.
4737 * predict.c (expr_expected_value): Likewise.
4738 (strip_builtin_expect): Likewise.
4739 * tree-inline.c (estimate_num_insns_1): Likewise.
4740 * tree-ssa-loop-im.c (stmt_cost): Likewise
4741 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4742 (tree_expr_nonnegative_p): Likewise.
4744 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4746 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4747 variant of the load_pcrel_sym pattern.
4748 * config/sparc/sparc.md (P macro): Move to the top.
4749 (load_pcrel_sym): Macroize using P.
4750 (save_register_window): Likewise.
4752 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4754 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4757 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4760 * c-typeck.c (build_asm_expr): Strip nops off
4761 input memory operands.
4763 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4765 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4766 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4767 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4768 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4770 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4773 * config/i386/i386.c (override_options): If the 80387 is disabled,
4774 then do not return FP values using FP registers.
4776 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4778 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4779 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4780 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4781 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4782 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4783 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4784 output.h, postreload-gcse.c, postreload.c, recog.c,
4785 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4786 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4787 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4788 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4789 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4790 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4791 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4792 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4794 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4795 config/alpha/alpha.c, config/arm/vfp.md,
4796 config/i386/emmintrin.h, config/i386/i386-modes.def,
4797 config/i386/i386-protos.h, config/i386/i386.h,
4798 config/i386/pmmintrin.h, config/i386/ppro.md,
4799 config/i386/predicates.md, config/i386/xmmintrin.h,
4800 config/i860/i860.c, config/ia64/ia64-modes.def,
4801 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4802 config/ia64/ia64.md, config/ia64/itanium1.md,
4803 config/ia64/itanium2.md, config/ia64/predicates.md,
4804 config/iq2000/iq2000.h, config/mips/linux64.h,
4805 config/rs6000/aix41.h, config/rs6000/aix43.h,
4806 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4807 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4808 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4809 config/sparc/linux64.h, config/sparc/litecoff.h,
4810 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4811 config/sparc/sparc.h, config/sparc/sparc.md,
4812 config/sparc/sysv4-only.h: Update copyright.
4814 2005-01-18 Richard Henderson <rth@redhat.com>
4817 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4819 2005-01-18 Marc Espie <espie@openbsd.org>
4820 * config/i386/openbsdelf.h: Typo.
4822 2005-01-18 Richard Henderson <rth@redhat.com>
4824 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4825 special case for sse.
4826 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4828 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4830 * tree-inline.c (estimate_num_insns_1): Added cases for
4831 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4833 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4835 PR rtl-optimization/19296
4836 * combine.c (simplify_comparison): Rewrite the condition under
4837 which a non-paradoxical SUBREG of a PLUS can be lifted when
4838 compared against a constant.
4840 2005-01-18 Andi Kleen <ak@muc.de>
4842 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4843 * c.opt (-Wpointer-sign): Add.
4844 * doc/invoke.texi: (-Wpointer-sign): Add.
4846 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4848 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4849 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4850 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4851 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4852 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4853 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4854 for TARGET_MIX_SSE_I387.
4855 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4856 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4857 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4858 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4859 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4860 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4861 TARGET_MIX_SSE_I387.
4862 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4865 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4868 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4869 Add movaps alternative for xmm reg->reg move.
4871 2005-01-17 Jeff Law <law@redhat.com>
4873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4874 at the end of the main DOM loop rather than just before DOM exits.
4876 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4878 PR tree-optimization/19121
4879 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4880 adding aliases to a name tag, also add them to the pointer's
4882 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4883 sensitive alias info at all. Only check that the two pointers
4884 have compatible pointed-to sets.
4885 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4886 a pointer's type tag is a superset of the alias set of the
4889 2005-01-17 James E Wilson <wilson@specifixinc.com>
4892 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4893 comment to document why.
4895 2005-01-17 Richard Henderson <rth@redhat.com>
4897 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4898 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4899 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4900 sse2_vmsminv2df3_finite): New.
4901 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4902 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4903 Force op1 into register.
4905 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4907 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4908 bubblestrap from always rebuilding build directory.
4910 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4912 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4913 ("*cmpmem_short"): Likewise.
4915 2005-01-17 Steven Bosscher <stevenb@suse.de>
4917 * basic-block.h: Document BB_* flags.
4918 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4919 use an sbitmap instead.
4920 * sched-rgn.c (compute_trg_info): Likewise.
4922 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4924 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4925 redundant target_cpu_default and extra_parts lines. Use the default
4927 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4928 (SUBTARGET_EXTRA_SPECS): Delete.
4929 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4930 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4931 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4932 and "n32" for -mabi=n32.
4934 2005-01-17 Ian Lance Taylor <ian@airs.com>
4937 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4938 fold constant variables into initial values.
4940 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4942 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4944 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4945 through the statements backward.
4947 2005-01-17 Ian Lance Taylor <ian@airs.com>
4949 PR middle-end/13127:
4950 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4951 a variable set to the return value of the inlined function.
4953 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4955 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4956 when modes are tieable.
4958 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4960 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4961 of pthread_create to find out if threads are enabled.
4962 * gthr-posix95.h (__gthread_active_p): Likewise.
4964 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4966 * common.opt (-fnew-ra): Remove.
4968 * toplev.h (flag_new_regalloc): Remove.
4969 * Makefile.in (ra*.*): Don't mention.
4970 * passes.c (rest_of_handle_new_regalloc): Remove.
4971 (rest_of_handle_combine, rest_of_compilation): Always consider
4972 flag_new_regalloc as false.
4973 * doc/invoke.texi: Don't document -fnew-ra.
4975 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4977 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4978 last parameter to reg_scan.
4979 * loop.c (loop_optimize): Likewise.
4980 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4981 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4982 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4983 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4984 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4985 * regclass.c (reg_scan): Likewise, for the declaration.
4986 * rtl.h (reg_scan): Likewise, for the prototype.
4988 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4990 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4991 mark_dfs_back_edges.
4993 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4995 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4996 (compute_avail): Uses don't go in tmp_gen.
4998 2005-01-16 Steven Bosscher <stevenb@suse.de>
5000 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5001 loop to look for a free slot in a page entry.
5003 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5006 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5007 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5008 just before targetm.asm_out.file_end.
5009 * tree.h (process_pending_assemble_output_defs): Declare.
5010 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5012 (assemble_alias): Defer generation of assembly code for defines when
5013 TARGET_DEFERRED_OUTPUT_DEFS is true.
5014 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5015 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5016 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5018 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5021 * pa.c (pa_scalar_mode_supported_p): New function.
5022 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5023 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5025 * pa-protos.h (prefetch_operand): Delete.
5026 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5027 * pa.c (prefetch_operand): Delete.
5028 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5029 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5030 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5031 and prefetch_nocc_operand.
5032 * pa.md (prefetch): Rework to avoid reload problems handling short
5033 displacements when a cache control completer needs to be provided.
5034 (prefetch_32, prefetch_64): Delete.
5035 (prefetch_cc, prefetch_nocc): New patterns.
5037 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5039 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5041 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5044 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5045 exceeds maximum alignment for global common data.
5046 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5047 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5049 2004-01-15 Roger Sayle <roger@eyesopen.com>
5051 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5053 2004-01-15 Roger Sayle <roger@eyesopen.com>
5055 * harg-reg-set.h (reg_class_names): Prototype global array.
5056 * regclass.c (reg_class_names): Declare here and initialize to
5058 (dump_regclass): Remove local declaration of reg_class_names.
5059 (regclass): Likewise.
5060 * cfg.c (dump_flow_info): Likewise.
5061 * ra-debug.c (reg_class_names): Likewise.
5062 * regrename.c (reg_class_names): Likewise.
5063 * reload.c (reg_class_names): Likewise.
5064 * reload1.c (spill_failure): Likewise.
5065 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5067 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5069 * config/s390/s390.md ("reload_outti"): Remove predicate for
5070 output operand. Abort if operand is not a MEM.
5071 ("reload_outdi", "reload_outdf"): Likewise.
5073 2005-01-15 Marc Espie <espie@openbsd.org>
5075 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5076 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5077 * config/openbsd.h: Fix C++ includes for native configurations.
5078 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5079 Add trampoline support.
5080 * config/i386/openbsdelf.h: New.
5082 2005-01-15 Marc Espie <espie@openbsd.org>
5084 * collect2.c (main): Explicitly parse -dynamic-linker option.
5086 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5088 PR tree-optimization/19060
5089 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5090 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5091 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5092 and handle extract_range_from_cond returning false.
5093 * fold-const.c (fold): Optimize comparisons with min/max even for
5094 width > HOST_BITS_PER_WIDE_INT.
5096 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5098 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5099 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5100 Remove little endian multilib variants.
5101 Add mips32 multilib variant.
5103 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5105 * explow.c (copy_all_reg, stabilize): Remove.
5106 * expr.h: Remove the corresponding prototypes.
5108 * rtlanal.c (regs_set_between_p): Remove.
5109 * rtl.h: Remove the corresponding prototype.
5111 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5113 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5114 to rs6000_nonimmediate_operand.
5115 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5116 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5117 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5118 rs6000_nonimmediate_operand.
5119 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5120 rs6000_nonimmediate_operand.
5122 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5124 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5126 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5128 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5130 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5131 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5133 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5134 (rs6k_nonimmediate_operand): New.
5135 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5137 (legitimate_lo_sum_address_p): Same.
5138 (rs6000_legitimize_address): Same.
5139 (rs6000_legitimize_reload_address): Same.
5140 (rs6000_legitimate_address): Same.
5141 (spe_build_register_parallel): Pass DF and DC modes in a DI
5144 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5145 to rs6k_nonimmediate_operand.
5147 * config/rs6000/spe.md ("*frob_df_di"): New.
5148 ("*frob_di_df"): New.
5149 ("*frob_di_df_2"): New.
5150 ("*mov_sidf_e500_subreg0"): New.
5151 ("*mov_sidf_e500_subreg4"): New.
5152 ("*movdf_e500_double"): Change predicate to
5153 rs6k_nonimmediate_operand.
5155 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5157 * postreload.c (move2add_note_store): Only call
5158 trunc_int_for_mode on scalar integers.
5160 2005-01-14 Steven Bosscher <stevenb@suse.de>
5162 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5163 replace BB_VISITED uses.
5164 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5165 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5166 (tree_dce_done): Free visited_control_parents.
5167 (perform_tree_ssa_dce): Allocate and clear it.
5168 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5169 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5170 instead of BB_VISITED.
5172 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5174 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5175 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5176 Remove unused prototypes.
5178 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5180 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5181 64-bit register usage.
5182 (spe_func_has_64bit_regs_p): Add FIXME note.
5184 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5186 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5187 flag_finite_math_only with flag_unsafe_math_optimizations.
5189 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5191 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5193 (__tpf_eh_return): Copy TPF private stack area from the module
5194 boundary stack frame. Add check for when module addresses are
5195 equal, but no stub address is found.
5197 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5200 * arm.h (struct machine_function): Add call_via field.
5201 (thumb_call_via_label): Declare.
5202 * arm.c (thumb_call_via_label): New variable.
5203 (thumb_call_reg_needed): New variable.
5204 (arm_output_function_epilogue): For Thumb code, output any per-function
5205 call-indirect trampolines.
5206 (thumb_call_via_reg): New function.
5207 (arm_file_end): New function.
5208 (TARGET_ASM_FILE_END): Call arm_file_end.
5209 (aof_file_end): Likewise.
5210 * arm-protos.h (thumb_call_via_reg): Declare.
5211 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5212 thumb_call_via_reg in normal case.
5214 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5217 PR rtl-optimization/19348
5218 * recog.c (peephole2_optimize): Do global life update if some peephole
5219 decides it doesn't need at least one of its inputs and that change
5220 influences liveness at the start of the basic block.
5222 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5223 arguments instead of 1.
5225 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5228 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5229 zero for nested functions needing a static chain or functions
5230 with a non-constant address.
5232 2005-01-13 Roger Sayle <roger@eyesopen.com>
5234 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5235 (and (sign_extend X) C) into (zero_extend (and X C)).
5237 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5239 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5241 2005-01-13 Richard Henderson <rth@redhat.com>
5246 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5247 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5248 not just TARGET_SSE.
5249 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5250 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5251 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5252 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5253 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5254 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5255 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5256 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5257 (movdicc_c_rex64): Rename with '*'.
5258 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5259 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5260 (movsfcc_1_387): Rename from movsfcc_1.
5261 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5262 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5263 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5264 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5265 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5266 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5267 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5268 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5269 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5270 sse_movdfcc_const0_4): Remove.
5271 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5272 recognize min/max early. Update for changed sse cmove patterns.
5273 (ix86_split_sse_movcc): New.
5274 * config/i386/i386-protos.h: Update.
5276 2005-01-13 Steven Bosscher <stevenb@suse.de>
5278 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5279 (fix_stmt_v_may_defs): Likewise.
5281 2005-01-13 Richard Henderson <rth@redhat.com>
5283 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5284 for converting the mask.
5286 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5288 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5291 2005-01-13 Richard Henderson <rth@redhat.com>
5293 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5294 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5295 IX86_BUILTIN_MOVDQ2Q): Remove.
5296 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5297 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5298 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5300 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5301 (sse2_pextrw): Fix immediate constraint.
5302 (sse2_loadq, sse2_loadq_rex64): Remove.
5303 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5304 Use __builtin_ia32_vec_ext_<size>.
5305 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5307 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5309 * function.c (assign_parm_setup_block): Look inside original
5310 entry_parm when inspecting PARALLEL.
5312 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5313 Joel Sherrill <joel@oarcorp.com>
5316 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5317 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5318 rtems_gxx_recursive_mutex_init.
5319 (__gthread_recursive_mutex_lock): New function.
5320 (__gthread_recursive_mutex_trylock): Likewise.
5321 (__gthread_recursive_mutex_unlock): Likewise.
5323 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5325 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5327 2005-01-13 Jan Beulich <jbeulich@novell.com>
5329 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5330 (ashrti3_internal): Indicate output is early clobber. Generate result
5331 into output rather than first input. Use move for low word of output
5332 if shift count is exactly 64.
5333 (lshrti3_internal): Likewise.
5335 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5339 * reload1.c (delete_output_reload): Don't delete an output reload
5340 if the pseudo lives longer than a single basic block. Adjust and
5341 improve wording of comment.
5343 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5346 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5347 of TYPE_SIZE where we mean the number of bytes.
5349 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5351 * function.c (assign_parm_setup_block): Relax condition on
5352 multi-register optimization.
5354 2005-01-12 Nick Clifton <nickc@redhat.com>
5356 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5357 an "in_delay_slot" attribute of "no" to prevent them being used in
5358 delay slots. This is forbidden because they might generate
5361 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5364 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5367 2005-01-12 Nick Clifton <nickc@redhat.com>
5369 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5370 passed on to GAS) but do not define, as GAS no longer supports or
5371 needs the -m2000 option.
5373 2005-01-11 Roger Sayle <roger@eyesopen.com>
5375 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5376 type as args of unprototyped builtins aren't automatically promoted.
5377 (fold_builtin_abs): Likewise.
5379 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * Makefile.in: Set a `build-warn' variable.
5383 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5385 PR tree-optimization/17949
5386 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5387 (find_interesting_uses_address): Use it.
5389 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5391 * regrename.c (kill_value): Handle subreg's that won't simplify.
5393 2005-01-11 Richard Henderson <rth@redhat.com>
5396 * config/i386/i386.h (enum ix86_builtins): Move ...
5397 * config/i386/i386.c: ... here.
5398 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5399 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5400 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5401 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5402 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5403 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5404 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5405 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5406 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5407 IX86_BUILTIN_LOADDDUP): Remove.
5408 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5409 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5410 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5411 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5412 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5413 (ix86_init_builtins): Make static.
5414 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5415 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5416 if all the modes match. Otherwise, fake it.
5417 (get_element_number, ix86_expand_vec_init_builtin,
5418 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5419 (ix86_expand_builtin): Make static. Update for changed builtins.
5420 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5421 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5422 (ix86_expand_vector_init_duplicate): New.
5423 (ix86_expand_vector_init_low_nonzero): New.
5424 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5425 Split out from ix86_expand_vector_init; handle integer modes.
5426 (ix86_expand_vector_init): Use them.
5427 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5428 * config/i386/i386-protos.h: Update.
5429 * config/i386/predicates.md (reg_or_0_operand): New.
5430 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5431 (movv2sf_internal): Likewise. And a splitter to match them all.
5432 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5433 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5434 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5435 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5436 (mmx_pinsrw): Fix operand ordering.
5437 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5438 rather than sse_loadss expander.
5439 (movv2df splitter): Similarly.
5440 (sse_loadss, sse_loadlss): Remove.
5441 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5442 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5443 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5444 (sse3_movddup): Rename with '*'.
5445 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5446 (sse2_loadsd): Remove.
5447 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5448 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5449 (sse2_pinsrw): Fix argument ordering.
5450 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5451 (sse2_stored): Remove 'r' destination.
5452 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5453 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5454 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5455 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5456 vec_extractv16qi, vec_initv16qi): New.
5458 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5459 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5460 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5462 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5463 (_mm_load_si128, _mm_store_si128): Likewise.
5464 (_mm_load1_pd): Use _mm_set1_pd.
5465 (_mm_load_sd): Use _mm_set_sd.
5466 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5467 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5468 (_mm_set_epi64): Use _mm_set_epi64x.
5469 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5470 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5471 _mm_setr_epi8): Use _mm_set_foo form.
5472 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5473 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5474 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5475 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5476 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5477 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5478 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5479 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5480 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5481 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5482 (_mm_movedup_pd): Use _mm_shuffle_pd.
5483 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5484 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5485 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5486 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5488 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5489 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5490 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5491 (_mm_store_ps): Use raw dereference.
5492 (_mm_store1_ps): Use _mm_storeu_ps.
5493 (_mm_storer_ps): Use _mm_store_ps.
5494 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5495 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5497 2005-01-11 Stan Shebs <shebs@apple.com>
5499 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5500 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5502 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5505 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5506 Skip all DECLs except for FIELD_DECLs.
5508 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5510 * config/s390/s390.c (override_options): Return error if
5511 -mbackchain, -mpacked-stack and -mhard-float are used together.
5512 (s390_va_start): Remove the backchain && packed-stack special case.
5513 (s390_gimplify_va_arg): Likewise.
5514 * doc/invoke.texi: Remove the ABI incompatibility note.
5516 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5518 * config/s390/s390.c (struct s390_frame_layout): Remove
5520 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5521 save_backchain_p with TARGET_BACKCHAIN.
5523 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5526 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5527 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5528 * function.c (locate_and_pad_parm): Set new field.
5529 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5530 Tweak where_pad test to include "none". Always set mem align for
5532 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5533 not sufficient for type.
5534 (assign_parm_setup_block): If stack_parm is zero on entry, always
5535 make a new stack local. Block move old stack parm if necessary
5536 to new aligned stack local.
5537 (assign_parm_setup_stack): Use a block move to handle
5538 potentially misaligned entry_parm.
5539 (assign_parms_unsplit_complex): Specify required alignment when
5540 creating stack local.
5541 * calls.c (compute_argument_addresses): Override alignment of stack
5542 arg calculated from its type with the alignment given by
5543 FUNCTION_ARG_BOUNDARY.
5544 (store_one_arg): Likewise.
5546 2005-01-11 Jan Beulich <jbeulich@novell.com>
5548 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5549 Change respective itanium_class attribute to ialu.
5550 (shladdp4_internal): New.
5551 * config/ia64/predicates.md (shladd_log2_operand): New.
5553 2005-01-11 Richard Henderson <rth@redhat.com>
5555 * expr.c (store_constructor): Use rtvec_alloc instead of
5556 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5558 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5560 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5562 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5564 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5565 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5566 (TARGET_RWRELOC): Define.
5567 (ia64_rwreloc_section_type_flags): Delete.
5568 (ia64_section_type_flags): New function.
5569 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5570 (TARGET_RWRELOC): Define.
5572 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5575 * config/ia64/ia64.c (process_set): For alloc insn, only call
5576 process_epilogue is !frame_pointer_needed.
5578 2005-01-10 Roger Sayle <roger@eyesopen.com>
5581 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5582 unary operator and can't be treated as a binary/comparison operator.
5584 2005-01-10 Richard Henderson <rth@redhat.com>
5586 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5587 (ix86_return_in_memory): Likewise.
5588 (function_arg_advance): Likewise. Mirror structure in function_arg
5589 for choosing register to advance.
5591 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5593 * tree-vectorizer.c, tree.def: Fix comment typos.
5595 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5597 * config/s390/s390.c (struct processor_costs): 4 new fields:
5598 ddbr, ddr, debr, der.
5599 (s390_rtx_costs): More precise handling of divide instructions.
5601 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5603 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5605 2005-01-10 Jan Beulich <jbeulich@novell.com>
5607 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5608 names resulting from -ffunction-sections/-fdata-sections and linkonce
5610 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5611 based on the section name. Rearrange the section name comparison logic
5612 slightly so that each section name is compared against at most once.
5614 2005-01-10 Ben Elliston <bje@au.ibm.com>
5616 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5617 targets for which -fPIC reduces limitations on the GOT size.
5619 2005-01-09 Falk Hueffner <falk@debian.org>
5621 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5624 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5627 * collect2.c (main): Set aixrtl_flag for -brtl option.
5628 (resolve_lib_name): Search for .so file extension before .a
5631 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5633 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5634 (vect_analyze_data_refs_alignment): Add dump prints.
5636 2005-01-09 Ira Rosen <irar@il.ibm.com>
5638 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5639 expr_invariant_in_loop_p.
5640 Initialize outputs first thing in the function.
5641 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5642 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5643 (vect_analyze_pointer_ref_access): Check that the initial condition of
5644 the access function is loop invariant.
5646 2005-01-09 Richard Henderson <rth@redhat.com>
5648 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5649 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5650 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5651 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5652 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5653 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5654 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5655 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5656 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5657 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5658 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5659 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5660 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5661 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5662 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5663 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5664 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5665 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5666 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5667 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5668 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5669 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5670 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5672 (mmx_clrdi, pavgusb): Remove.
5673 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5674 with leading sse_ prefix.
5675 * config/i386/sse.md: Receive them.
5676 * config/i386/mmx.md: New file.
5677 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5678 (subrv2sf3): Turn into expander for normal subtraction.
5679 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5680 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5681 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5682 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5683 commutative; use ix86_binary_operator_ok.
5684 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5685 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5686 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5687 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5688 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5689 Macroize from existing patterns; use ix86_binary_operator_ok.
5690 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5691 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5692 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5693 with vec_select+vec_concat.
5694 (mmx_pshufw, mmx_pshufw_1): Likewise.
5695 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5696 (mmx_uavgv4hi3): Model correctly.
5697 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5698 _mm_xor_si64): Remove casts.
5700 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5702 PR tree-optimization/19224
5703 * tree-scalar-evolution.c (get_instantiated_value,
5704 set_instantiated_value): New functions.
5705 (instantiate_parameters_1): Cache the results.
5706 (instantiate_parameters, resolve_mixers): Initialize and free
5709 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5711 * config/i386/i386.md (addhi_4): Correct reference in comment.
5714 2005-01-08 Richard Henderson <rth@redhat.com>
5716 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5717 (_mm_cvtsi128_si64x): Likewise.
5718 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5719 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5720 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5721 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5722 * config/i386/i386-protos.h: Update.
5723 * config/i386/i386.c (print_operand): Add 'H'.
5724 (ix86_fixup_binary_operands): Split out from ...
5725 (ix86_expand_binary_operator): ... here.
5726 (ix86_fixup_binary_operands_no_copy): New.
5727 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5728 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5729 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5730 (safe_vector_operand): Use CONST0_RTX.
5731 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5732 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5733 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5734 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5736 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5737 (IX86_BUILTIN_CMPNGESS): New.
5738 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5739 (attr type): Add sselog1.
5740 (attr unit, attr memory): Handle it.
5741 (movti, movti_internal, movti_rex64): Move near other integer moves.
5742 (movtf, movtf_internal): Move near other fp moves.
5743 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5744 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5745 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5746 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5747 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5748 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5749 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5750 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5751 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5752 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5753 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5754 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5755 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5756 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5757 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5758 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5759 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5760 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5761 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5762 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5763 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5764 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5765 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5766 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5767 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5768 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5769 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5770 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5771 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5772 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5773 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5774 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5775 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5776 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5777 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5778 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5779 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5780 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5781 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5782 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5783 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5784 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5785 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5786 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5788 (SSEPUSH, push<SSEPUSH>): Remove.
5789 (MMXPUSH, push<MMXPUSH>): Remove.
5790 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5791 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5792 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5793 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5794 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5795 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5796 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5797 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5798 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5799 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5800 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5801 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5802 (ppro_sse_log_V4SF): Handle sselog1.
5803 * config/i386/predicates.md (const_0_to_1_operand): New.
5804 (const_0_to_255_mul_8_operand): New.
5805 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5806 (const_2_to_3_operand, const_4_to_7_operand): New.
5807 * config/i386/sse.md: New file.
5808 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5809 (sse_movups): Rename from sse_movups_1.
5810 (sse_loadlss): Rename from sse_loadss_1.
5811 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5813 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5814 (absv4sf2, negv2df, absv2df): New.
5815 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5816 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5817 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5818 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5819 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5820 (sse3_addsubv4sf3): Model correctly.
5821 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5822 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5823 (sse_movhlps): Model with vec_select+vec_concat.
5824 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5825 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5826 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5827 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5828 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5829 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5830 sse2_pshufhw_1): Likewise.
5831 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5832 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5833 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5834 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5835 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5836 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5837 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5838 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5839 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5840 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5841 sminv8hi3): Mark commutative
5842 operands. Use ix86_binary_operator_ok.
5843 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5844 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5845 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5846 sse2_punpcklqdq): Allow operand2 in memory.
5847 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5848 sse2_movsd): Add memory alternatives.
5849 (sse_storelps): Turn expander into an insn; split after reload.
5850 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5851 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5853 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5855 * configure.ac (DWARF-2 debug_line): Use objdump.
5856 * configure: Regenerate.
5858 2005-01-08 Jeff Law <law@redhat.com>
5859 Diego Novillo <dnovillo@redhat.com>
5861 PR tree-optimization/18241
5862 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5863 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5864 statements with volatile operands.
5865 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5866 operands after marking a statement with has_volatile_ops.
5868 2005-01-08 Roger Sayle <roger@eyesopen.com>
5870 * tree.c (int_fits_type_p): Always honor integer constant
5871 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5873 2005-01-08 Roger Sayle <roger@eyesopen.com>
5875 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5876 the latent bug in rtl_delete_block has been resolved.
5878 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5880 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5881 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5883 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5885 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5886 library as @multilib_dir@/$(SHLIB_SONAME).
5888 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5890 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5891 * configure: Regenerate.
5893 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5895 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5898 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5901 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5902 Convert non-word aligned offset address using ld/std into
5905 2005-01-07 Richard Henderson <rth@redhat.com>
5907 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5909 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5911 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5913 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5915 PR tree-optimization/19283
5916 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5917 is not shorter than the original type.
5919 PR rtl-optimization/19012
5920 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5922 PR rtl-optimization/18861
5923 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5924 (FULL_STATE): Define.
5925 (mark_tablejump_edge): New function.
5926 (purge_dead_tablejump_edges): New function.
5927 (find_bb_boundaries): Use it.
5929 PR tree-optimization/18828
5930 * builtins.c (expand_builtin_next_arg): Remove argument and all
5931 the argument checking.
5932 (expand_builtin): Adjust caller.
5933 (expand_builtin_va_start): Likewise. Remove error for too many
5935 (fold_builtin_next_arg): Issue error for too many arguments.
5936 After checking arguments, replace them with magic arguments that
5937 prevent further checking of the args.
5939 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5941 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5943 2005-01-06 Roger Sayle <roger@eyesopen.com>
5946 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5947 and %{.S:...} (and their negative variants) to test whether the
5948 input file is assembler or pre-processed-assembler independent of
5949 the actual filename extension.
5951 2005-01-06 Roger Sayle <roger@eyesopen.com>
5953 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5954 of sign or zero extended values.
5956 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5958 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5959 for IBM long double format correctly.
5961 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5963 Fix PR tree-optimization/18792
5965 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5966 to first_loop_depth, and use loop depth instead of loop number.
5967 (build_classic_dir_vector): Ditto.
5968 (compute_data_dependences_for_loop): Use depth, not loop number.
5969 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5970 number. Pass in loops, instead of loop numbers.
5971 (gather_interchange_stats): Ditto.
5972 (linear_transform_loops): Ditto.
5974 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5977 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5978 biv_fits_mode_p, extension_within_bounds_p): New functions.
5979 (check_ext_dependent_givs): Use them.
5981 2005-01-06 Roger Sayle <roger@eyesopen.com>
5983 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5984 more than one barrier, in which case we should delete them all.
5986 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5988 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5990 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5992 Fix PR middle-end/19286
5994 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5995 output this subprogram, simply ignore this attempt to do it again.
5996 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5997 origin attribute if it's not possible.
5998 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5999 (decls_for_scope): Ditto.
6000 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6001 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6003 2005-01-05 Richard Henderson <rth@redhat.com>
6006 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6007 (bdesc_2arg): Use it.
6008 (ix86_expand_binop_builtin): Force operands into registers
6010 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6011 ix86_expand_sse_compare, ix86_expand_sse_comi,
6012 ix86_expand_builtin): Likewise.
6014 2005-01-05 Richard Henderson <rth@redhat.com>
6016 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6018 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6019 (mulv4hi3): Set itanium_class mmmul.
6020 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6021 (fpack): Rename from fpack_sfsf.
6023 2005-01-05 Richard Henderson <rth@redhat.com>
6026 * reload1.c (do_input_reload): Restrict the optimization deleteing
6027 a previous output reload to RELOAD_FOR_INPUT.
6029 2005-01-05 Steven Bosscher <stevenb@suse.de>
6031 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6032 comment that we fall through after case.
6033 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6034 (distribute_links): Likewise.
6035 * cse.c (cse_insn): Likewise.
6036 * cselib.c (cselib_invalidate_mem): Likewise.
6037 * df.c: Update comments at the top of the file.
6038 (read_modify_subreg_p): Update comments here too.
6039 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6040 * flow.c (mark_set_1): Likewise.
6041 (mark_used_regs): Likewise.
6042 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6043 (canon_list_insert): Likewise.
6044 (mark_set): Likewise.
6045 (try_replace_reg): Likewise.
6046 (store_killed_in_insn): Likewise.
6047 * loop.c (count_one_set): Likewise.
6048 (basic_induction_var): Likewise.
6049 * postreload-gcse.c (find_mem_conflicts): Likewise.
6050 * postreload.c (reload_combine_note_store): Likewise.
6051 (move2add_note_store): Likewise.
6052 * reload.c (find_equiv_reg): Likewise.
6053 (mark_referenced_resources): Likewise.
6054 * rtlanal.c (set_noop_p): Likewise.
6055 (note_stores): Likewise.
6056 (note_uses): Likewise.
6057 * sched-deps.c (sched_analyze_1): Likewise.
6058 * sched-rgn.c (check_live_1): Likewise.
6059 (update_live_1): Likewise.
6060 * config/i860/i860.c: Likewise.
6062 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6064 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6066 * doc/rtl.texi: Update documentation for bit-fields and SET.
6068 2005-01-05 Roger Sayle <roger@eyesopen.com>
6070 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6072 2005-01-05 Jan Hubicka <jh@suse.cz>
6073 Richard Henderson <rth@redhat.com>
6076 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6079 2005-01-05 Richard Henderson <rth@redhat.com>
6082 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6083 (sse_shufps): Change operand 3 to const_int_operand.
6084 (sse2_storelps): Fix typo in template.
6085 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6086 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6087 (ix86_expand_builtin): Likewise.
6089 2005-01-05 Julian Brown <julian@codesourcery.com>
6091 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6092 as aggregates for AAPCS ABIs.
6094 2005-01-05 Stan Shebs <shebs@apple.com>
6096 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6097 Mach-O getters if ppc64.
6098 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6100 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6101 signed four-byte field for global code case.
6102 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6104 2005-01-05 Roger Sayle <roger@eyesopen.com>
6107 * c-common.c: Include real.h.
6108 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6109 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6110 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6111 * Makefile.in (c-common.o): Update dependencies.
6113 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6115 * c-parse.in (asm_string): Add trailing semicolon.
6117 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6119 * c-parse.in (asm_string): New. Don't allow wide strings in
6121 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6122 asm_string instead of STRING.
6124 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6126 * c-typeck.c (constructor_no_implicit): Remove.
6127 (set_designator, process_init_element): Don't check
6128 constructor_no_implicit.
6130 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6131 Kaz Kojima <kkojima@gcc.gnu.org>
6134 * lcm.c (create_pre_exit): New.
6135 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6136 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6138 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6140 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6141 -msoft-float in target_float_switch.
6142 * arm.c (arm_override_options): Fix processing of target_float_switch.
6144 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6146 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6149 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6151 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6152 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6154 2005-01-04 Roger Sayle <roger@eyesopen.com>
6156 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6157 if deleting the then-block allows the test-block to fallthru to the
6160 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6163 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6164 after the full declaration if the are in two different TUs.
6166 2005-01-04 Richard Henderson <rth@redhat.com>
6169 * tree-sra.c (generate_one_element_init): Just
6170 call gimplify_and_add.
6171 (generate_element_init): Record the
6172 new referenced variables and mark them for renaming
6173 and split out to ...
6174 (generate_element_init_1): This.
6175 (scalarize_init): Don't call push_gimplify_context/
6176 pop_gimplify_context.
6178 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6180 * toplev.c (get_src_pwd): Handle failure of getpwd().
6182 2005-01-04 Roger Sayle <roger@eyesopen.com>
6184 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6186 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6187 all the cases handled by it are inverted by invert_truthvalue.
6189 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6191 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6192 (save_register_windowsi): Likewise.
6194 2005-01-04 Richard Henderson <rth@redhat.com>
6196 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6198 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6201 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6202 any simplifications of vector mode comparison operators.
6203 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6205 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6206 Devang Patel <dpatel@apple.com>
6208 PR tree-optimization/18308
6209 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6210 the operands before creating a new expression.
6211 * dojump.c (do_jump): Make drop_through_label available
6212 for all cases. Add expansion of COND_EXPR.
6214 2005-01-04 Ira Rosen <irar@il.ibm.com>
6216 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6217 INTEGER_CST instead of TREE_CONSTANT.
6218 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6219 instead of TREE_CONSTANT.
6220 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6221 instead of TREE_CONSTANT.
6223 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6225 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6227 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6230 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6231 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6233 2005-01-03 Richard Henderson <rth@redhat.com>
6235 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6236 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6237 fold_convert_const_real_from_real): Split out from ...
6238 (fold_convert_const): ... here.
6240 2005-01-03 Richard Henderson <rth@redhat.com>
6243 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6244 (mov<MMXMODEI>_internal): Likewise.
6245 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6246 Add V2SF case; use it for SSE1; don't use TI.
6247 (movdf_integer): Likewise.
6248 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6250 2005-01-03 Ira Rosen <irar@il.ibm.com>
6252 * tree-vectorizer.c (vect_strip_conversions): New function.
6253 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6254 check for binary class.
6256 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6260 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6262 * gimple-low.c (mark_blocks_with_used_vars): New function.
6263 (mark_blocks_with_used_subblocks): Ditto.
6264 (mark_used_blocks): Ditto.
6265 (pass_mark_used_blocks): New pass.
6266 * tree-inline.c: Include debug.h.
6267 (expand_call_inline): Call outlining_inline_function here.
6268 * tree-optimize.c (init_tree_optimization_passes): Add
6269 pass_mark_used_blocks.
6270 * tree-pass.h (pass_mark_used_blocks): New.
6271 * Makefile.in (tree-inline.o): Add debug.h dependency.
6273 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6275 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6276 VAR_DECLs to have weak_import attribute.
6278 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6281 2004-01-03 Steven Bosscher <stevenb@suse.de>
6283 * passes.c (rest_of_compilation): Don't run regmove if only
6284 flag_expensive_optimizations, require flag_regmove instead.
6286 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6288 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6290 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6291 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6292 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6293 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6295 2005-01-03 Richard Henderson <rth@redhat.com>
6297 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6298 (ia64_const_ok_for_letter_p): New.
6299 (ia64_const_double_ok_for_letter_p): New.
6300 (ia64_extra_constraint): New.
6301 (ia64_expand_vecint_compare): New.
6302 (ia64_expand_vcondu_v2si): New.
6303 (ia64_expand_vecint_cmov): New.
6304 (ia64_expand_vecint_minmax): New.
6305 (ia64_print_operand): Add 'v'.
6306 (ia64_preferred_reload_class): New.
6307 (ia64_vector_mode_supported_p): New.
6308 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6309 (PREFERRED_RELOAD_CLASS): Move to function.
6310 (CONST_OK_FOR_LETTER_P): Move to function.
6311 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6312 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6313 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6314 (EXTRA_CONSTRAINT): Move to function.
6315 * config/ia64/ia64.md: Include vect.md.
6316 (itanium_class): Add mmalua.
6318 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6320 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6321 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6323 (const_int_2bit_operand): New.
6324 (fr_reg_or_0_operand): New.
6325 * config/ia64/ia64-modes.def: Add vector modes.
6326 * config/ia64/ia64-protos.h: Update.
6327 * config/ia64/vect.md: New file.
6329 2005-01-03 Richard Henderson <rth@redhat.com>
6331 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6333 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6336 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6338 (log1pdf2): Change mode of operands[0,1] to DFmode.
6340 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6342 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6343 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6344 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6345 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6346 SPARC_RELAXED_ORDERING.
6348 2005-01-03 Richard Henderson <rth@redhat.com>
6349 Uros Bizjak <uros@kss-loka.si>
6352 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6353 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6354 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6356 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6357 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6358 const_pow2_1_to_128_operand): New predicates.
6360 2005-01-02 Greg McGary <greg@mcgary.org>
6362 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6364 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6365 object. [ptr_type]: Remove unused variable.
6366 Remember nearest addressable array-element or record-component
6367 when checking bitfield components. Tolerate empty BIND_EXPR.
6369 2005-01-01 Richard Henderson <rth@redhat.com>
6371 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6372 that don't narrow the value. Fail for other conversions.
6374 2005-01-01 Richard Henderson <rth@redhat.com>
6377 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6378 * c-lang.c (finish_file): Don't do it here.
6379 * objc/objc-act.c (objc_finish_file): Likewise.
6381 * cgraph.c (decl_assembler_name_equal): New.
6382 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6383 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6384 * cgraph.h (struct cgraph_varpool_node): Add next.
6385 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6386 * varasm.c (assemble_alias): Mark the target as needed.
6388 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6391 * function.c (get_arg_pointer_save_area): Use entry_of_function
6392 instead of get_insns.
6394 2005-01-01 Roger Sayle <roger@eyesopen.com>
6395 Andrew Pinski <pinskia@physics.uc.edu>
6396 James E. Wilson <wilson@specifixinc.com>
6398 PR rtl-optimization/12092
6399 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6402 2005-01-01 Roger Sayle <roger@eyesopen.com>
6403 Olivier Hainque <hainque@act-europe.fr>
6405 * tree.c (int_fits_type_p): A narrower type always fits in a
6406 wider one, except for negative values into unsigned types.
6408 2005-01-01 Roger Sayle <roger@eyesopen.com>
6410 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6411 with the original constant rather than require TREE_OVERFLOW.
6413 2005-01-01 Steven Bosscher <stevenb@suse.de>
6416 * c-decl.c (finish_function): If compiling C99, annotate the
6417 compiler generated return with the current file name and line 0.
6418 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6419 the source line is greater than 0.
6420 (remove_bb): Likewise.
6422 See ChangeLog.12 for earlier changes.