1 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7 * expr.c (expand_assignment): Remove orig_to_rtx.
9 * fold-const.c (int_const_binop): Remove no_overflow.
11 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13 2005-03-08 Jeff Law <law@redhat.com>
15 * tree-cfg.c (cleanup_control_flow): If removal of a computed
16 goto results in the removal of edges in the CFG, then we need
17 to recompute dominators.
19 2005-03-09 Ben Elliston <bje@au.ibm.com>
21 * c-common.c (c_do_switch_warnings): Comment fix.
23 2005-03-08 Julian Brown <julian@codesourcery.com>
25 * Patch from 2005-03-08 reverted for causing regressions and
26 ppc-darwin bootstrap failure.
28 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
30 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
31 Define the real function for ppc-darwin.
32 * c-typeck.c (convert_arguments): Check for target-specific
33 invalid argument call to unprototyped function.
34 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
36 * target.h (invalid_arg_for_unprototyped_fn): New field
38 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
40 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
43 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
45 * c-typeck.c (constructor_stack, constructor_range_stack,
46 initializer_stack): Make them static.
48 * cfg.c (rbi_pool): Make it static.
50 * gimple-low.c (lower_stmt_body): Make it static.
51 * tree-flow.h: Remove the corresponding prototype. Don't
54 * sched-deps.c (cache_size): Make it static.
56 * stor-layout.c (lang_adjust_rli): Make it static.
58 2005-03-08 Julian Brown <julian@codesourcery.com>
60 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
61 from being used for symbols with vague linkage when
62 HAVE_GAS_COMDAT_GROUP is true.
64 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
66 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
67 nlabel == JUMP_LABEL (jump).
69 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
71 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
72 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
73 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
74 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
76 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
79 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
80 * c-common.c (handle_returns_twice): New function.
81 (c_common_attribute_table): Declare eturns_twice' attribute.
82 * doc/extend.texi: Document eturns_twice' attribute.
83 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
84 (struct tree_decl): Add returns_twice_flag.
86 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
88 * tree-ssa-phiopt.c: Fix a comment typo.
90 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
91 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
92 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
95 2005-03-08 Richard Henderson <rth@redhat.com>
97 * config/alpha/alpha.c (code_for_builtin): Replace special-case
98 builtin codes with ctzdi2, clzdi2, popcountdi2.
99 (struct alpha_builtin_def): Add is_const.
100 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
101 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
102 (alpha_init_builtins): Init them. Set nothrow and const attributes
104 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
105 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
106 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
107 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
108 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
109 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
110 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
111 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
112 (TARGET_FOLD_BUILTIN): New.
113 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
114 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
116 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
118 2005-03-08 Ira Rosen <irar@il.ibm.com>
120 PR tree-optimization/20122
121 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
122 condition of access function instead of base.
124 2005-03-07 Jeff Law <law@redhat.com>
125 Steven Bosscher <stevenb@suse.de>
127 * tree-cfg.c (find_taken_edge_computed_goto): New function.
128 (find_taken_edge): Call find_taken_edge_computed_goto as
129 appropriate. Allow any gimple invariant rather than just
131 (cleanup_control_flow): Cleanup a computed goto which has turned
133 (tree_merge_blocks): If block B has any forced labels, move
134 them to the start of block A.
135 * tree-ssa-dom.c (thread_across_edge): Allow threading across
136 computed gotos as well.
137 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
138 removal of unnecessary computed gotos too.
139 (lookup_redirection_data): Fix type of INSERT argument. Callers
142 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
144 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
145 Remove trailing spaces.
147 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
148 unshare_all_trees): Make them static.
149 * tree-gimple.h: Remove the corresponding prototypes.
151 * diagnostic.h: Remove unused prototype
153 * modulo-sched.c: Remove unused prototype
154 set_row_column_for_ps.
156 * tree-ssa-phiopt.c (tree_ssa_phiopt,
157 replace_phi_edge_with_variable): Remove unused variable i.
159 2005-03-07 Per Bothner <per@bothner.com>
161 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
163 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
166 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
167 bbs on the COND_EXPR instead of the PHI_NODEs.
168 (candidate_bb_for_phi_optimization): Remove.
169 (replace_phi_with_stmt): Rename to ...
170 (replace_phi_edge_with_variable): this and change so that we
171 replace the phi argument instead of removing the PHI.
172 (conditional_replacement): Change so we deal with PHI with more
174 (value_replacement): Likewise.
175 (abs_replacement): Likewise.
177 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
179 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
180 output_e500_flip_gt_bit.
182 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
184 (rs6000_generate_compare): Fix logic to look at the correct bits.
185 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
187 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
188 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
189 gen_move_from_CR_gt_bit.
191 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
192 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
193 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
195 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
196 (E500_CR_IOR_COMPARE): New constant.
198 2005-03-08 Earl Chew <earl_chew@agilent.com>
199 David Billinghurst <David.Billinghurst@riotinto.com>
201 * config/i386/host-cygwin.c: New file to support precompiled
203 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
204 * config.host: Use above files for cygwin host.
206 2005-03-07 David Edelsohn <edelsohn@gnu.org>
208 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
209 ordering ops from earlier change.
211 2005-03-07 Per Bothner <per@bothner.com>
213 Various fixes to allow us to again build if --enable-mapped-location:
214 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
215 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
216 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
217 local variable loc. Change logic appropriately.
218 * tree-vect-transform.c (vect_finish_stmt_generation): Use
219 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
220 * c-parser.c (c_parser_for_statement): Initialize loc variable.
221 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
222 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
224 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
226 PR rtl-optimization/19683
227 * reload1.c (choose_reload_regs): Pass the number of bits, not the
228 number of bytes, to smallest_int_for_mode. Fix arguments to
229 REG_CANNOT_CHANGE_MODE_P.
231 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
233 * reorg.c (relax_delay_slots): Check that the jump is
234 conditional before trying to invert it.
236 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
238 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
241 * calls (stack_arg_under_construction): Make it static.
243 * flow.c (regs_live_at_setjmp): Make it static.
244 * flow.h: Remove the corresponding prototype.
246 * reload1.c (reload_startobj, reload_firstobj,
247 something_needs_operands_changed, reload_inherited,
248 reload_inheritance_insn, reload_override_in,
249 reload_spill_index): Make them static.
251 * recog.c (verify_changes): Make it static.
252 * recog.h: Remove the corresponding prototype.
254 * cfgbuild.c (find_sub_basic_blocks): Remove.
255 * basic-block.h: Remove the corresponding prototype.
256 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
258 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
260 * tree-ssa-operands.c (check_build_stmt): Remove.
262 * stor-layout.c (set_alignment): Remove.
263 * tree.h: Remove the corresponding prototype.
265 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
267 * tree-ssa-dce.c (control_dependence_map,
268 visited_control_parents): Make them static.
270 * cfghooks.c (verify_flow_info): Remove local variable
273 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
276 * loop-unswitch.c (unswitch_loop): Remove local variable src.
278 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
280 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
282 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
284 * config/ia64/hpux.h (LINK_SPEC): Add -z.
285 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
286 PARALLEL for an empty structure.
288 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
290 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
292 * fold-const.c (fold_binary): Unroll the very first "for"
295 2005-03-06 David Edelsohn <edelsohn@gnu.org>
297 * config/rs6000/predicates.md (branch_comparison_operator): Remove
298 redundant match_code test.
299 (scc_comparison_operator): Swap match_operand and match_code
301 (branch_positive_comparison_operator): Same.
302 (trap_comparison_operator): Use comparison_operator and swap with
305 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
308 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
309 (out_movhi_r_mr): Read low byte of volatile MEM first.
310 (out_movhi_mr_r): Write high byte of volatile MEM first.
312 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
314 * cselib.c (reg_values, reg_values_size): Make them static.
316 * cse.c (cse_reg_info_table): Make it static.
318 * fold-const.c (fold_unary): Use build1 instead of copy_node.
320 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
322 * cse.c (find_best_addr): Use canon_for_address.
324 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
326 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
327 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
328 SUBREG and MEM, respectively.
330 * fold-const.c (fold_binary): Use code instead of t.
332 * fold-const.c (optimize_minmax_comparison): Take decomposed
333 arguments code, type, op0, and op1 instead of t.
334 (fold_binary): Update a call to optimize_minmax_comparison.
336 * fold-const.c (fold_range_test): Take decomposed arguments
337 code, type, op0, and op1 instead of t.
338 (fold_binary): Update a call to fold_range_test.
340 * fold-const.c (fold_binary_op_with_conditional_arg): Take
341 decomposed arguments code, type, op0, and op1 instead of t.
342 (fold_binary): Update a call to fold_range_test.
344 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
346 * fold-const.c (fold_binary): Avoid directly using the original
347 expression t as much as possible.
349 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
351 * c-semantics.c (build_stmt): Use TYPE_P instead of
352 IS_NON_TYPE_CODE_CLASS.
353 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
354 (NON_TYPE_CHECK): Use TYPE_P instead of
355 IS_NON_TYPE_CODE_CLASS.
357 * fold-const.c (fold): Remove handling of binary expressions.
359 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
361 * doc/c-tree.texi: Wrap comments in @r{}.
362 * doc/cpp.texi: Likewise.
363 * doc/cppinternals.texi: Likewise.
364 * doc/extend.texi: Likewise.
365 * doc/md.texi: Likewise.
366 * doc/objc.texi: Likewise.
367 * doc/sourcebuild.texi: Likewise.
368 * doc/tm.texi: Likewise.
371 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
373 * predict.c (apply_return_prediction): Standardize PHI chain
375 * tree-ssa.c (ssa_redirect_edge): Likewise.
377 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
378 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
381 * tree-phinodes.c (remove_phi_node): Drop the last argument.
382 * tree-flow.h: Adjust the prototype for remove_phi_node.
383 * lambda-code.c (perfect_nestify): Adjust a call to
386 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
387 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
389 * tree-ssa-dce.c (remove_dead_phis): Likewise.
390 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
391 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
392 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
394 * combine.c (simplify_and_const_int): Use gen_int_mode instead
395 of GEN_INT (trunc_int_for_mode (...)).
396 * loop-iv.c (iv_number_of_iterations): Likewise.
397 * postreload.c (reload_cse_move2add): Likewise.
398 * simplify-rtx.c (simplify_const_unary_operation,
399 simplify_const_binary_operation): Likewise.
400 * stor-layout.c (get_mode_bounds): Likewise.
402 * fold-const.c (fold_binary): New.
403 (fold): Call fold_binary on binary expressions.
405 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
407 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
408 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
409 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
410 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
411 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
413 2005-03-04 Devang Patel <dpatel@apple.com>
415 PR tree-optimization/18815
416 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
417 loops with zero exit edges.
419 2005-03-04 Devang Patel <dpatel@apple.com>
421 * doc/invoke.texi: Remove reference to webpage that does not exist.
423 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
424 Joseph S. Myers <joseph@codesourcery.com>
427 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
428 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
429 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
430 * pa.c (get_plabel): Change argument to symbol_ref. Call
431 maybe_get_identifier instead of get_identifier.
432 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
433 (struct deferred_plabel): Replace name field with symbol field.
434 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
435 ASM_OUTPUT_EXTERNAL_REAL is defined.
436 (output_global_address): Use output_addr_const for output of all
438 (output_deferred_plabels): Use symbol_ref instead of name for address
440 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
441 ASM_OUTPUT_SYMBOL_REF): New macros.
442 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
444 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
447 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
449 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
450 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
452 2005-03-04 Jeff Law <law@redhat.com>
454 * basic-block.h (rediscover_loops_after_threading): Declare.
455 * tree-ssa-dom.c: Include cfgloop.h.
456 (tree_ssa_dominator_optimize): Discover loops and some basic
457 properties. Remove forwarder blocks recreated by loop header
458 canonicalization. Also mark backedges in the CFG.
459 * tree-ssa-threadupdate.c: Include cfgloop.h
460 (rediscover_loops_after_threading): Define.
461 (struct local_info): New field, JUMP_THREADED.
462 (prune_undesirable_thread_requests): New function.
463 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
464 then record that fact for the callers of redirct_edges.
465 (thread_block): If BB has incoming backedges, then call
466 prune_undesirable_thraed_requests. Note when we are
467 going to have to rediscover loop information. Return a
468 boolean indicating if any jumps were threaded.
469 (thread_through_all_blocks): Bubble up boolean indicating
470 if any jumps were threaded.
471 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
472 (tree-ssa-threadupdate.o): Similarly.
474 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
476 * fold-const.c (fold_ternary): Unroll the "for" loop to
479 2005-03-04 Andrew Haley <aph@redhat.com>
481 * unwind-dw2-fde-glibc.c (struct
482 unw_eh_callback_data.check_cache): New field.
483 (frame_hdr_cache): New.
484 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
485 Cache frame header info.
487 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
489 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
490 (print_c_condition): Declare.
491 * read-rtl.c (ptr_loc): New structure.
492 (ptr_locs, ptr_loc_obstack, joined_conditions)
493 (joined_conditions_obstack): New variables.
494 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
495 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
496 (join_c_conditions, print_c_condition): New functions.
497 (apply_macro_to_string): Associate the new string with the same
498 source location as the old one.
499 (add_condition_to_string): Use join_c_conditions.
500 (read_string): Use set_rtx_ptr_loc to record a filename and line
501 number for the string.
502 (read_rtx): Initialize the new variables above.
503 * genattrtab.c (write_test_expr, write_attr_value): Use
505 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
506 comment above the GCC_VERSION check.
507 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
508 Inline the definition of MAYBE_EVAL.
509 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
510 * genoutput.c (process_template): Likewise.
511 * genpreds.c (write_predicate_subfunction): Likewise.
512 (write_predicate_expr): Use print_c_condition.
513 * genrecog.c (write_cond): Likewise.
514 * gensupport.c (process_rtx): Use join_c_conditions to join the
515 conditions of a define_insn_and_split. Record a source location
516 for the string after the "&&".
517 (alter_test_for_insn): Use join_c_conditions.
519 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
522 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
523 PR tree-optimization/15784
524 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
527 2005-03-04 Ben Elliston <bje@au.ibm.com>
529 * gcc.c (option_map): Add --coverage.
530 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
531 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
532 * config/darwin.h: Pass -lgcov for `coverage'.
533 * doc/invoke.texi (Debugging Options): Document --coverage.
535 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
537 * gcse.c (bypass_block): Use find_edge wherever possible.
539 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
543 * c-opts.c (c_common_parse_file): Call start_source_file
544 and end_source_file at the approriate times.
546 * dwarf2out.c (dwarf2out_finish): Don't auto-end
547 the main file, it will be done for us now.
549 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
551 * fold-const.c (fold_ternary): New.
552 (fold): Call fold_ternary on ternary expressions. Remove
553 handling of ternary expressions.
555 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
557 PR tree-optimization/15784
558 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
561 2005-03-03 David Edelsohn <edelsohn@gnu.org>
563 * config/rs6000/predicates.md (branch_comparison_operator):
564 Convert from C block to conditional format.
566 2005-03-03 Jan Hubicka <jh@suse.cz>
568 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
569 and non-constant public variables.
571 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
573 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
576 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
579 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
580 calls to release_ssa_name and release_phi_node.
582 * fold-const.c (fold): Remove handling of unary expressions.
584 * fold-const.c (fold_unary): Avoid directly using the original
585 expression t as much as possible.
587 2005-03-03 Roger Sayle <roger@eyesopen.com>
588 Andrew Pinski <pinskia@physics.uc.edu>
590 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
591 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
593 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
595 Describe special registers SRP and MOF as allocatable registers.
596 * config/cris/cris.c (cris_md_asm_clobbers): New function.
597 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
598 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
599 TARGET_HAS_MUL_INSNS.
600 (cris_print_operand) <case 'd'>: New case.
601 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
602 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
604 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
605 (REG_ALLOC_ORDER): Update for MOF.
606 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
608 (GENERAL_REGS): No longer a define of ALL_REGS.
609 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
610 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
612 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
613 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
614 (SECONDARY_RELOAD_CLASS): Define.
615 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
616 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
617 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
618 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
619 (REGISTER_MOVE_COST): Define.
620 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
621 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
622 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
623 (CRIS_MOF_REGNUM): New define_constants.
624 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
626 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
628 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
629 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
630 Adjust for MOF being properly described as a register.
631 (indir_to_reg_split): Name this split. Conditionalize on the
632 destination register being a general register.
633 (movei): Conditionalize on on operands 0 and 1 having the same
636 2005-03-03 Alan Modra <amodra@bigpond.net.au>
639 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
640 -mcpu to override any other explicitly given flags.
642 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
644 * recog.c (verify_changes, confirm_change_group): New functions,
645 broken out of apply_change_group.
646 (apply_change_group): Use them.
647 * recog.h (verify_change, confirm_change_group): Declare.
648 * rtl.h (redirect_jump_2): Declare.
649 * jump.c (redirect_exp, invert_exp): Delete.
650 (invert_exp_1): Take second parameter. Return value. Changed caller.
651 (redirect_jump_2): New function, broken out of redirect_jump.
652 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
653 (invert_jump): Use invert_jump_1 and redirect_jump_2.
654 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
656 2005-03-02 Geoffrey Keating <geoffk@apple.com>
658 * varasm.c (named_section): Use xstrdup rather than doing it by
661 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
663 2005-03-02 Devang Patel <dpatel@apple.com>
665 Undo PR tree-optimization/18815 fix.
667 2005-03-02 Devang Patel <dpatel@apple.com>
669 PR tree-optimization/18815
670 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
671 loops with zero exit edges.
673 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
675 * cfg.c (connect_src, connect_dest, disconnect_src,
676 disconnct_dest): New.
677 (unchecked_make_edge, remove_edge, redirect_edge_succ,
678 redirect_edge_pred): Use the new functions.
680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
681 free_dominance_info only when needed.
683 2005-03-02 David Edelsohn <edelsohn@gnu.org>
686 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
687 (reg_or_sub_cint64_operand): Same.
689 2005-03-02 Jeff Law <law@redhat.com>
691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
692 CFG_ALTERED in the main DOM iteration loop.
694 2005-03-02 Mark Mitchell <mark@codesourcery.com>
697 * varasm.c (initializer_constant_valid_p): Allow conversions
698 between OFFSET_TYPEs. Tidy.
700 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
702 * config/cris/cris.md ("return"): Remove epilogue delay list
705 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
707 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
709 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
711 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
713 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
714 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
715 config/m68k/m68k.c, config/mips/mips.h,
716 config/rs6000/rs6000-protos.h, doc/contrib.texi,
717 doc/include/gcc-common.texi: Update copyright.
719 PR middle-end/18029 and PR middle-end/18030
720 * expr.c (optimize_bitfield_assignment_op): Add a special case
721 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
723 * fold-const.c (fold_unary): New.
724 (fold): Call fold_unary on unary expressions.
726 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
728 * cgraph.h (struct cgraph_edge): Add prev_caller and
730 (cgraph_node_remove_callees): Export.
731 * cgraph.c (cgraph_create_edge): Initialize prev_caller
733 (cgraph_edge_remove_callee): New function.
734 (cgraph_edge_remove_caller): Likewise.
735 (cgraph_remove_edge): Use.
736 (cgraph_redirect_edge_callee): Likewise.
737 (cgraph_node_remove_callees): New function.
738 (cgraph_node_remove_callers): Likewise.
739 (cgraph_remove_node): Use.
740 * tree-optimize.c (tree_rest_of_compilation): Use
741 cgraph_node_remove_callees instead of manual loop.
742 * cgraphunit.c (cgraph_finalize_function): Likewise.
743 (cgraph_expand_function): Likewise.
744 (cgraph_remove_unreachable_nodes): Likewise.
746 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
749 * c-tree.h (undeclared_variable, build_external_ref): Add extra
751 * c-decl.c (undeclared_variable): Take location as argument.
752 * c-typeck.c (build_external_ref): Likewise.
753 * c-parser.c (c_parser_postfix_expression): Pass location of
754 identifier to build_external_ref.
756 2005-03-01 David Edelsohn <edelsohn@gnu.org>
758 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
759 CCEQ mode for branch_positive_comparison_operator test.
760 * config/rs6000/predicates (branch_comparison_operator): Revert to
762 (scc_comparison_operator): Same.
763 (branch_positive_comparison_operator): Same.
765 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
767 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
768 (cris_delay_slots_for_epilogue): Remove.
769 (save_last): Move into cris_target_asm_function_epilogue.
770 (cris_target_asm_function_epilogue): Remove tests for file being
772 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
773 (cris_delay_slots_for_epilogue): Remove prototypes.
774 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
775 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
777 2005-03-01 David Edelsohn <edelsohn@gnu.org>
779 * config/rs6000/predicates.md (branch_comparison_operator): Change
780 to define_special_predicate.
781 (scc_comparison_operator): Same.
782 (branch_positive_comparison_operator): Same.
784 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
786 * Makefile.in (tree-ssa-sink.o): New.
787 (OBJS-common): Add tree-ssa-sink.o.
788 * common.opt: Add -ftree-sink
789 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
790 * timevar.def (TV_TREE_SINK): new timevar.
791 * tree-flow.h (is_hidden_global_store): Prototype.
792 * tree-optimize.c (init_tree_optimization_passes): Add
794 * tree-pass.h (pass_sink_code): New.
795 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
796 for non-obvious global store store to is_hidden_global_store, and
797 call that new function.
798 * tree-ssa-sink.c: New file.
799 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
800 * doc/passes.texi: Document forward store motion.
801 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
802 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
803 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
804 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
806 2005-03-01 Per Bothner <per@bothner.com>
808 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
809 and we have a non-zero column-number, add it to the message.
810 Also factor out the diagnostic_kind_text.
812 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
814 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
815 flow_loop_pre_header_scan, flow_loop_pre_header_find,
816 flow_loop_scan): Removed.
817 (flow_loop_dump): Do not dump removed fields.
818 (flow_loop_free): Do not free removed fields.
819 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
820 (loop_exit_edge_p): New function.
821 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
822 num_pre_header_edges, entry_edges, num_entries, exit_edges,
823 num_exits, exits_doms.
824 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
825 LOOP_EDGES, LOOP_ALL): Removed.
826 (flow_loop_scan): Declaration removed.
827 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
828 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
830 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
831 (if_convert): Call flow_loops_find and flow_loops_free
832 when calling mark_loop_exit_edges.
833 * cfgloopanal.c (mark_loop_exit_edges): Moved from
834 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
835 free_dominance_info calls.
836 * loop-init.c (flow_loops_find): Ditto.
837 * passes.c (rest_of_handle_branch_prob): Ditto.
838 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
839 * loop-unroll.c (analyze_insns_in_loop): Do not use
841 * predict.c (predict_loops): Do not call flow_loop_scan.
842 Use get_loop_exit_edges.
843 (tree_estimate_probability): Do not pass flags to flow_loops_find.
844 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
845 Do not use EDGE_LOOP_EXIT.
846 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
847 to bb_with_exit_edge_p.
848 (if_convertible_loop_p): Do not call flow_loop_scan. Use
849 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
850 to bb_with_exit_edge_p.
851 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
853 * tree-loop-linear.c (linear_transform_loops): Do not call
854 flow_loop_scan. Use loop->single_exit.
855 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
856 (vect_analyze_loop_form): Do not call flow_loop_scan.
857 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
859 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
861 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
862 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
863 slpeel_tree_duplicate_loop_to_edge_cfg,
864 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
865 Use loop_preheader_edge and loop->single_exit. Do not call
868 2005-03-01 Nick Clifton <nickc@redhat.com>
870 * config/arm/arm.c (thumb_find_work_register): Check all of the
871 argument registers to see if they are free, and a couple of
872 special cases where the last argument register but can be proved
873 to be available during the function's prologue.
874 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
875 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
876 thumb_unexpanded_epilogue): Use unsigned long as the type for the
878 (thumb_compute_save_reg_mask): Likewise. Also use
879 thumb_find_work_register() to ensure that there is agreement about
880 which work register is going to be used in the prologue.
881 (thumb_output_function_prologue): Use unsigned long as the type
882 for the register bit-mask. Also delay pushing the link register if
883 other high registers are going to be pushed.
884 (thumb_compute_save_reg_mask, emit_multi_reg_push,
885 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
886 redundant prototypes.
888 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
891 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
892 and after reload in REG+REG indexed addresses without REG_POINTER
893 set in the base and not set in the index.
895 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
897 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
899 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
900 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
901 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
902 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
903 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
905 * config.gcc (sh*-*-linux*): Use config/linux.h.
907 2005-02-28 Dale Johannesen <dalej@apple.com>
908 Stan Shebs <shebs@apple.com>
910 Rewrite of 64-bit Darwin structure-by-value pass/return.
911 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
912 intoffset, use_stack, named.
913 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
914 (rs6000_darwin64_record_arg_advance_flush): New.
915 (rs6000_darwin64_record_arg_advance_recurse): New.
916 (rs6000_darwin64_record_arg_flush): New.
917 (rs6000_darwin64_record_arg_recurse): New.
918 (rs6000_darwin64_record_arg): New.
919 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
920 (function_arg_boundary): Handle 128-bit aligned structs.
921 (function_arg_advance): Rewrite darwin64 struct handling.
922 (function_arg): Call rs6000_darwin64_record_arg.
923 (function_arg_partial_nregs): Handle darwin64 structs.
924 (rs6000_darwin64_function_value): Remove.
925 (rs6000_function_value): Call rs6000_darwin64_record_arg.
927 2005-02-28 Roger Sayle <roger@eyesopen.com>
929 PR tree-optimization/20216
930 * tree-chrec.c (tree_fold_factorial): Delete.
931 (tree_fold_binomial): Change argument list to take a return type
932 and change the type of K to unsigned int. Rewrite to avoid explicit
933 evaluation of factorials, and (recursively) calling fold to perform
934 compile-time arithmetic. Return NULL on (internal) overflow.
935 (chrec_evaluate): Change type of K to an unsigned int. Avoid
936 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
937 if any intermediate calculation overflows.
938 (chrec_apply): Update call to chrec_evaluate.
940 2005-02-28 James E Wilson <wilson@specifixinc.com>
942 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
944 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
947 * c-parser.c (c_parser_compound_statement): Return error_mark_node
948 instead of NULL_TREE on error.
950 2005-02-28 David Edelsohn <edelsohn@gnu.org>
952 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
953 (EASY_VECTOR_15_ADD_SELF): Remove.
954 (num_insns_constant_wide): Not static.
955 (validate_condition_mode): Not static.
956 (toc_relative_expr_p): Not static.
957 (legitimate_indirect_address_p): Not static.
958 (macho_lo_sum_memory_operand): Not static.
959 (invalid_e500_subreg): Not static.
960 (easy_vector_same): Not static.
961 (easy_vector_splat_const): Not static.
962 (RS6000_SYMBOL_REF_TLS_P): Remove.
963 (any_operand): Delete.
964 (any_parallel_operand): Delete.
965 (count_register_operand): Delete.
966 (altivec_register_operand): Delete.
967 (xer_operand): Delete.
968 (s8bit_cint_operand): Delete.
969 (short_cint_operand): Delete.
970 (u_short_cint_operand): Delete.
971 (non_short_cint_operand): Delete.
972 (exact_log2_cint_operand): Delete.
973 (gpc_reg_operand): Delete.
974 (cc_reg_operand): Delete.
975 (cc_reg_not_cr0_operand): Delete.
976 (reg_or_short_operand): Delete.
977 (reg_or_neg_short_operand): Delete.
978 (reg_or_aligned_short_operand): Delete.
979 (reg_or_u_short_operand): Delete.
980 (reg_or_cint_operand): Delete.
981 (reg_or_arith_cint_operand): Delete.
982 (reg_or_add_cint64_operand): Delete.
983 (reg_or_sub_cint64_operand): Delete.
984 (reg_or_logical_cint_operand): Delete.
985 (got_operand): Delete.
986 (got_no_const_operand): Delete.
987 (easy_fp_constant): Delete.
988 (easy_vector_constant): Delete.
989 (easy_vector_constant_add_self): Delete.
990 (zero_constant): Delete.
991 (zero_fp_constant): Delete.
992 (volatile_mem_operand): Delete.
993 (offsettable_mem_operand): Delete.
994 (mem_or_easy_const_operand): Delete.
995 (add_operand): Delete.
996 (non_add_cint_operand): Delete.
997 (logical_operand): Delete.
998 (non_logical_cint_operand): Delete.
999 (mask_operand): Delete.
1000 (mask_operand_wrap): Delete.
1001 (mask64_operand): Delete.
1002 (mask64_2_operand): Delete.
1003 (and64_operand): Delete.
1004 (and64_2_operand): Delete.
1005 (and_operand): Delete.
1006 (reg_or_mem_operand): Delete.
1007 (lwa_operand): Delete.
1008 (symbol_ref_operand): Delete.
1009 (call_operand): Delete.
1010 (current_file_function_operand): Delete.
1011 (input_operand): Delete.
1012 (rs6000_nonimmediate_operand): Delete.
1013 (rs6000_tls_symbol_ref): Delete.
1014 (save_world_operation): Delete.
1015 (restore_world_operation): Delete.
1016 (load_multiple_operation): Delete.
1017 (store_multiple_operation): Delete.
1018 (vrsave_operation): Delete.
1019 (mfcr_operation): Delete.
1020 (mtcrf_operation): Delete.
1021 (lmw_operation): Delete.
1022 (stmw_operation): Delete.
1023 (branch_comparison_operator): Delete.
1024 (branch_positive_comparison_operator): Delete.
1025 (scc_comparison_operator): Delete.
1026 (trap_comparison_operator): Delete.
1027 (boolean_operator): Delete.
1028 (boolean_or_operator): Delete.
1029 (min_max_operator): Delete.
1030 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1031 (EASY_VECTOR_15): Moved to here.
1032 (EASY_VECTOR_15_ADD_SELF): Move to here.
1033 (PREDICATE_CODES): Delete.
1034 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1035 Declare functions no longer static.
1036 * config/rs6000/predicates.md: New.
1037 * config/rs6000/rs6000.md: Include predicates.md
1039 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1041 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1042 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1044 * cfgrtl.c (need_fake_edge_p): Likewise.
1045 * combine.c (distribute_notes): Likewise.
1046 * emit-rtl.c (try_split): Likewise.
1047 * recog.c (peephole2_opimize): Likewise.
1048 * reg-notes.def (ALWAYS_RETURN): Remove.
1049 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1050 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1051 * tree.h (ECF_ALWAYS_RETURN): Remove.
1053 2005-02-28 Roger Sayle <roger@eyesopen.com>
1056 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1057 between different machine modes is never a "useless" conversion.
1059 2005-02-28 Geert Bosch <bosch@gnat.com>
1062 * doc/contrib.texi: List contributors for Ada front end
1064 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1066 * simplify-rtx.c (simplify_unary_operation_1,
1067 simplify_const_unary_operation): New, extracted from...
1068 (simplify_unary_operation): ... this one.
1069 (simplify_binary_operation_1,
1070 simplify_const_binary_operation): New, extracted from...
1071 (simplify_binary_operation): ... this one.
1072 * rtl.h (simplify_const_unary_operation,
1073 simplify_const_binary_operation): Add prototypes.
1075 2005-02-28 Julian Brown <julian@codesourcery.com>
1077 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1078 building libjava and caused PR regression/20228.
1080 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1083 * Makefile.in (host_subdir): New.
1084 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1085 * configure: Regenerate.
1087 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1089 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1090 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1091 installation directory first.
1093 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1096 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1097 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1098 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1099 * config/cris/cris.md: Tweak comments referring to Q.
1100 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1101 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1102 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1103 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1104 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1105 Insert spaces in constraints to align alternatives vertically for
1107 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1110 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1112 PR rtl-optimization/17728
1113 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1114 operand 0 from general_operand to move_dest_operand.
1116 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1118 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1119 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1120 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1121 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1123 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1125 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1126 * configure: Regenerate.
1127 * libada-mk.in: Remove CC; rename
1128 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1130 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1133 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1134 for the lhs, also walk over the tree. Likewise for rhs.
1136 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1138 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1139 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1140 Do not propagate value of iv before increment over the increment.
1142 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1144 * c-parser.c: New file.
1145 * c-parse.in: Remove.
1146 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1148 (c-parser.o): Add dependencies.
1149 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1150 maintainer-clean, TAGS): Update.
1151 * c-config-lang.in (gtfiles): Update.
1152 * gengtype-lex.l: Don't handle "@@".
1153 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1154 objc_build_synchronized, objc_begin_try_stmt,
1155 objc_begin_catch_clause, objc_finish_catch_clause,
1156 objc_build_finally_clause, objc_finish_try_stmt): New.
1157 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1159 (c_parse_init): Update comment.
1160 * c-decl.c (c_init_decl_processing): Update comment.
1161 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1162 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1163 new c_declspecs members.
1165 2005-02-25 Julian Brown <julian@codesourcery.com>
1167 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1168 from being used for symbols with vague linkage when
1169 HAVE_GAS_COMDAT_GROUP is true.
1171 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1173 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1175 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1178 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1179 (LIBGCC2_HAS_DF_MODE): New.
1180 (LIBGCC2_HAS_XF_MODE): New.
1181 (LIBGCC2_HAS_TF_MODE): New.
1182 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1183 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1184 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1185 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1186 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1187 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1188 and add _fixtfdi, _fixunstfdi, _floatditf
1189 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1190 L_fixunstfdi, L_floatditf.
1191 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1192 (LIBGCC2_HAS_TF_MODE): Define.
1194 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1196 PR tree-optimization/20204
1197 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1198 REWRITE_THIS_STMT markers on PHI nodes.
1199 (rewrite_initialize_block): Likewise.
1201 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1203 * version.c (version_string): Update to 4.1.
1205 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1207 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1208 Clarify that the alternative way doesn't work in GNU C++.
1210 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1212 PR tree-optimization/19937
1213 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1214 to the type of the induction variable.
1216 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1218 PR rtl-optimization/20117
1219 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1220 the block including noncopyable insn.
1222 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1224 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1225 calls to find_reg_note.
1227 2005-02-24 Richard Henderson <rth@redhat.com>
1230 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1233 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1235 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1236 vector types if to use base reg for misaligned non-word ld/std.
1238 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1241 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1242 dwarf2 label manually and put it after, not before the prologue.
1244 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1247 * reload.c (operands_match_p): Only increment register number for
1248 SCALAR_INT_MODE_P modes in multiple hard registers.
1250 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1253 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1255 * ChangeLog.5: Fix log message typo(s).
1256 * ChangeLog.7: Likewise.
1257 * ChangeLog.tree-ssa: Likewise.
1258 * cfgexpand.c: Fix comment typo(s).
1259 * conflict.c: Likewise.
1260 * defaults.h: Likewise.
1261 * dwarf2out.c: Likewise.
1263 * ggc-page.c: Likewise.
1264 * tree-eh.c: Likewise.
1265 * tree-ssa-dom.c: Likewise.
1267 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1270 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1271 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1272 if SHARED is defined.
1275 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1276 allow splitting only if operands 0 and 3 don't overlap.
1278 2005-02-24 Richard Henderson <rth@redhat.com>
1281 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1282 (fold_builtin_1): Call them.
1283 * fold-const.c (fold_complex_mult_parts): Split out from ...
1284 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1285 (fold_complex_div_parts, fold_complex_div): New.
1287 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1289 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1292 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1294 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1295 (print_node): Likewise.
1296 Print TYPE_SIZES_GIMPLIFIED.
1298 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1300 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1301 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1302 operands as commutative in constraints.
1304 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1306 * tree-into-ssa.c: Re-organize internal functions.
1308 2005-02-24 Richard Henderson <rth@redhat.com>
1311 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1313 * common.opt (fcx-limited-range): New.
1314 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1315 * toplev.c (flag_complex_method): Initialize to 1.
1316 (process_options): Set flag_complex_method to 0 if
1317 flag_cx_limited_range.
1318 * doc/invoke.texi (-fcx-limited-range): New.
1320 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1322 * cse.c (delete_trivially_dead_insns): Speed up by using
1323 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1326 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1328 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1329 functions when -mid-shared-library is being used.
1331 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1333 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1334 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1335 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1336 * system.h: Poison LINK_LIBGCC_SPECIAL.
1338 2005-02-23 James E Wilson <wilson@specifixinc.com>
1340 * gengtype.c (note_insn_name): Make 1 element larger.
1342 2005-02-23 Roger Sayle <roger@eyesopen.com>
1345 PR rtl-optimization/20097
1346 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1347 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1349 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1351 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1352 * t-aix52 (SHLIB_INSTALL): Same.
1354 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1356 * genpreds.c: Update copyright.
1358 2005-02-23 Michael Beach <michaelb@ieee.org>
1361 * config/sparc/t-elf (startup files): Assemble with CPP.
1363 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1365 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1366 (write_predicate_expr): Likewise.
1368 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1370 PR tree-optimization/20100
1371 PR tree-optimization/20115
1372 * tree-optimize.c (init_tree_optimization_passes): Remove
1373 pass_maybe_create_global_var.
1374 * tree-pass.h (pass_maybe_create_global_var): Remove.
1375 * tree-ssa-alias.c (aliases_computed_p): Declare.
1376 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1377 (count_calls_and_maybe_create_global_var): Remove.
1378 (pass_maybe_create_global_var): Remove.
1379 (init_alias_info): Do not declare aliases_computed_p.
1380 (maybe_create_global_var): If the function contains no
1381 call-clobbered variables and a mix of pure/const and regular
1382 function calls, create .GLOBAL_VAR.
1383 Mark all call-clobbered variables for renaming.
1384 (merge_pointed_to_info): Update comment.
1385 (add_pointed_to_var): Likewise.
1386 (is_escape_site): Likewise.
1387 Accept struct alias_info * instead of size_t *.
1389 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1391 * tree-ssa-operands.c (get_call_expr_operands): If
1392 ALIASES_COMPUTED_P is false, do not add call-clobbering
1394 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1395 (delete_tree_ssa): Likewise.
1397 2005-02-22 James E Wilson <wilson@specifixinc.com>
1399 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1400 (do_compile): Do call it here.
1402 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1404 PR rtl-optimization/20017.
1405 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1406 rest_of_handle_cse2, rest_of_handle_gcse): Call
1407 delete_dead_jumptables immediately before calling cleanup_cfg.
1409 2005-02-22 Devang Patel <dpatel@apple.com>
1412 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1415 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1417 * config/rs6000/aix.h (WINT_TYPE): Define.
1419 2005-02-22 Stan Shebs <shebs@apple.com>
1421 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1422 natural alignment for 64-bit Darwin.
1423 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1425 * doc/invoke.texi: Document this.
1427 2005-02-22 DJ Delorie <dj@redhat.com>
1429 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1430 to make_[un]signed_type, not the mode itself.
1432 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1434 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1435 not available. Use tail calls wherever possible.
1436 (make_edge): Call unchecked_make_edge to create an edge.
1438 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1439 (coalesce_ssa_name): Don't check for
1440 SSANORM_USE_COALESCE_LIST.
1441 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1443 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1445 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1446 (rewrite_into_ssa): ... here.
1448 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1450 PR tree-optimization/19786
1451 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1452 tag to another's may-alias bitmap when adding to the other's list.
1454 2005-02-21 DJ Delorie <dj@redhat.com>
1456 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1457 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1458 registers in unsupported ways.
1459 * expmed.c (init_expmed): Likewise.
1461 2005-02-21 Stan Cox <scox@redhat.com>
1463 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1465 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1467 * tree-cfg.c (fold_cond_expr_cond): New.
1468 (make_edges): Call fold_cond_expr_cond.
1469 (find_taken_edge): Accept nothing but INTEGER_CST.
1470 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1472 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1474 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1475 that do not belong to any basic block.
1477 2005-02-21 Jeff Law <law@redhat.com>
1479 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1482 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1484 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1485 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1486 Adjust their definitions.
1487 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1488 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1490 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1491 genautomata.c, langhooks.c, langhooks.h, system.h,
1492 config/arm/lib1funcs.asm: Update copyright.
1494 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1496 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1498 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1501 * doc/install.texi: Document --with-gc.
1503 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1505 * simplify-rtx.c (simplify_unary_operation): Add a missing
1508 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1510 PR tree-optimization/18663
1511 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1512 if the type has variable bounds.
1514 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1516 * gcse.c: Remove an obsolete comment.
1518 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1520 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1522 * doc/extend.texi (Function Attributes) <Attribute const>: The
1523 attribute "pure" is below this text, not above.
1525 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1527 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1528 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1529 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1531 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1534 * langhooks.h (struct lang_hooks): Add to_target_charset.
1535 * langhooks.c (lhd_to_target_charset): New function.
1536 * langhooks-def.h: Declare lhd_to_target_charset.
1537 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1538 (LANG_HOOKS_INITIALIZER): Update.
1539 * c-common.c (c_common_to_target_charset): New function.
1540 * c-common.h: Declare it.
1541 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1542 c_common_to_target_charset.
1544 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1545 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1547 * system.h: Poison them.
1548 * doc/tm.texi: Don't discuss them.
1549 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1550 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1551 (pp_c_char): Do not attempt to generate letter escapes for
1553 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1554 * config/mips/mips.c (mips_output_ascii): Likewise.
1556 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1558 PR tree-optimization/19951
1559 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1562 2005-02-19 Steven Bosscher <stevenb@suse.de>
1565 * function.h (struct function): New field `max_loop_depth'.
1566 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1567 (flow_loops_find): Reset the max loop depth count before finding loops.
1568 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1569 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1570 (calculate_global_regs_live): Make sure the loop will terminate
1571 when the initial sets are not empty.
1573 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1575 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1577 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1579 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1582 * doc/invoke.texi: Remove documentation of %M spec.
1584 (init_spec): Remove %M suffix from -lgcc_s.
1585 (do_spec_1): Remove 'M' case.
1586 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1587 to put shared libraries in the multilib directory. Remove the
1588 shlib_so_soname substitution variable. Don't add a multilib encoding
1589 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1590 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1591 SHLIB_INSTALL as well as SHLIB_LINK.
1592 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1593 (SHLIB_NAME): Delete.
1594 (SHLIB_DIR): New macro.
1595 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1596 (SHLIB_INSTALL): Adjust accordingly.
1597 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1598 * config/t-slibgcc-sld: Likewise.
1599 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1600 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1601 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1603 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1604 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1605 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1606 Use @shlib_base_name@ instead of @shlib_so_name@.
1607 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1608 and @shlib_base_name@.so in @multilib_dir@.
1609 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1610 to the install path.
1611 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1612 (SHLIB_LINK): Remove previous workaround.
1613 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1614 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1615 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1617 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1618 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1619 (SHLIB_INSTALL): Adjust accordingly.
1620 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1621 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1622 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1623 config/t-slibgcc-elf-ver.
1625 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1626 Jakub Jelinek <jakub@redhat.com>
1628 PR tree-optimization/19828
1629 * tree-ssa-loop-im.c: Add a TODO comment.
1630 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1631 without side-effects.
1633 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1635 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1638 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1640 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1641 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1642 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1644 (ia64_reorg): Delete fixup_errata call.
1645 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1646 (TARGET_SWITCHES): Delete -mb-step entry.
1648 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1651 * c-typeck.c (composite_type): Handle quals in transparent unions.
1652 (type_lists_compatible_p): Likewise.
1654 2005-02-18 Stan Shebs <shebs@apple.com>
1656 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1657 expressions in the .literal8 section.
1659 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1661 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1663 2005-02-18 Roger Sayle <roger@eyesopen.com>
1665 * fold-const.c (constant_boolean_node): Always create values of the
1666 specified type, don't bother calling truthvalue_conversion.
1668 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1670 * except.c (output_function_exception_table): Call
1671 assemble_external_libcall (eh_personality_libfunc).
1673 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1676 * config/ia64/ia64.h (struct machine_function): Add state_num.
1677 * config/ia64/ia64.c (process_epilogue,
1678 process_for_unwind_directive): Use new unwind state numbers each
1679 time rather than state 1.
1681 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1684 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1685 before the "*llgt_didi" pattern.
1687 2005-02-18 Jason Merrill <jason@redhat.com>
1689 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1691 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1693 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1694 (div0): Use it in place of ARM_FUNC_ALIAS.
1695 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1697 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1700 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1701 access, the lower bound of the array type if it exists.
1703 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1706 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1707 cases that are out-of-range for the index type.
1709 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1711 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1712 (estimate_case_costs): Don't call convert.
1713 * expmed.c (expand_shift): Likewise.
1714 (make_tree): Call fold_convert instead of convert.
1716 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1719 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1720 that ref to be marked MEM_READONLY_P doesn't have base that needs
1723 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1725 * genautomata.c (output_get_cpu_unit_code_func,
1726 output_cpu_unit_reservation_p): Don't generate old-style function
1729 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1732 PR tree-optimization/20009
1733 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1735 PR tree-optimization/18947
1736 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1737 inline, remove all nodes that are inlined into the extern inline
1740 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1742 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1743 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1744 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1745 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1748 2005-02-17 Roger Sayle <roger@eyesopen.com>
1750 PR tree-optimization/19917
1751 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1752 to be potentially trapping.
1754 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1756 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1758 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1760 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1761 tem becomes a local variable which is set to the value of the
1762 back end defined INITIAL_FRAME_ADDRESS macro.
1763 (expand_builtin_frame_address): Omit the base parameter to
1764 expand_builtin_return_addr.
1765 (expand_builtin_profile_func): Likewise.
1766 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1767 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1768 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1770 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1772 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1773 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1774 * config/frv/frv.c (frv_function_epilogue): Likewise.
1776 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1778 * lambda-code (perfect_nestify): Remove mark/unmark
1780 * tree-loop-linear.c (linear_transform_loops): Add
1781 rewrite_into_ssa call so that ssa is correct for
1782 rewriting into loop closed.
1784 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1786 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1787 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1789 * bt-load.c (btr_def_live_range, combine_btr_defs,
1790 migrate_btr_def, migrate_btr_defs): Likewise.
1791 * cfgcleanup.c (thread_jump): Likewise.
1792 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1793 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1794 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1795 df_rd_local_compute, df_reg_info_compute): Likewise.
1796 * dominance.c (init_dom_info, free_dom_info): Likewise.
1797 * flow.c (init_propagate_block_info,
1798 free_propagate_block_info): Likewise.
1799 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1800 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1801 modify_reg_pav): Likewise.
1802 * loop-invariant.c (find_defs, find_invariant_insn,
1803 find_invariants, free_inv_motion_data): Likewise.
1804 * predict.c (tree_predict_by_opcode,
1805 estimate_bb_frequencies): Likewise.
1806 * stmt.c (expand_case): Likewise.
1807 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1808 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1809 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1810 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1811 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1812 rewrite_ssa_into_ssa): Likewise.
1813 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1814 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1815 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1816 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1817 * tree-sra.c (tree_sra): Likewise.
1818 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1819 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1820 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1821 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1822 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1823 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1825 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1826 calculate_live_on_entry, calculate_live_on_exit,
1827 build_tree_conflict_graph): Likewise.
1828 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1829 record_important_candidates, set_use_iv_cost, find_depends,
1830 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1831 tree_ssa_iv_optimize_finalize): Likewise.
1832 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1833 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1834 tree_duplicate_loop_to_header_edge): Likewise.
1835 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1836 * tree-ssa.c (verify_flow_insensitive_alias_info,
1837 verify_name_tags, verify_ssa, init_tree_ssa,
1838 delete_tree_ssa): Likewise.
1839 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1840 fini_ssanames): Likewise.
1841 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1843 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1845 * config/rs6000/t-rtems: Completely reworked.
1847 2005-02-17 Ira Rosen <irar@il.ibm.com>
1849 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1851 2005-02-17 Ira Rosen <irar@il.ibm.com>
1853 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1854 POINTER_TYPE_P when checking that type is a pointer.
1855 (vect_get_memtag): Remove.
1856 (vect_address_analysis): Use POINTER_TYPE_P. Call
1857 vect_object_analysis with dummy parameter for memtag.
1858 (vect_object_analysis): Extract memtag (functionality that
1859 used to be in vect_get_memtag and moved here). Fix printings.
1860 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1861 with correct parameters. Remove call to vect_get_memtag.
1863 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1865 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1866 (tree-vectorizer.o): Added missing dependencies.
1868 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1870 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1871 declaration in tree-vectorizer.c, now has an extern declaration in
1873 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1874 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1875 get_vectype_for_scalar_type, vect_is_simple_use,
1876 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1877 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1878 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1879 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1880 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1881 find_loop_location): Likewise.
1883 * tree-vectorizer.c (langhooks.h): #include removed.
1884 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1885 moved to tree-vectorized.h.
1886 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1887 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1888 get_vectype_for_scalar_type, vect_is_simple_use,
1889 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1890 vect_supportable_dr_alignment, new_loop_vec_info,
1891 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1892 vect_set_verbosity_level, find_loop_location): Likewise.
1894 (vect_analyze_loop): Function externalized. Declaration moved to
1895 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1896 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1897 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1898 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1899 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1900 vect_enhance_data_refs_alignment, vect_analyze_operations,
1901 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1902 vect_stmt_relevant_p, vect_get_loop_niters,
1903 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1904 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1905 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1906 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1907 vect_get_memtag): Likewise.
1909 (vectorizable_load): Function externalized. Declaration moved to
1910 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1911 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1912 vect_transform_loop): Likewise.
1913 (vect_transform_stmt): Moved to tree-vect-transform.c.
1914 (vect_align_data_ref, vect_create_destination_var,
1915 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1916 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1917 vect_get_vec_def_for_operand, vect_init_vector,
1918 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1919 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1920 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1921 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1922 vect_do_peeling_for_loop_bound): Likewise.
1924 * tree-vect-analyze.c: New file.
1925 * tree-vect-transform.c: New file.
1927 2005-02-17 Jason Merrill <jason@redhat.com>
1929 PR mudflap/19319, c++/19317
1930 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1933 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1935 * doc/install.texi (Specific): Update link for Darwin-specific
1938 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1940 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1941 constant_boolean_node.
1943 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1946 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1947 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1949 2005-02-16 Richard Henderson <rth@redhat.com>
1952 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1954 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1955 replace uses with Wtype_MAXp1_F.
1956 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1957 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1958 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1959 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1960 and HAVE_TFMODE as appropriate.
1961 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1962 (__floatdisf): Likewise.
1963 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1964 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1965 (Wtype_MAXp1_F): New.
1966 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1967 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1969 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1972 * arm.c (arm_apply_result_size): New function.
1973 * arm.h (APPLY_RESULT_SIZE): Define.
1974 * arm-protos.h (arm_apply_result_size): Add prototype.
1975 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1976 (movxf): New expand.
1977 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1978 (call_value_symbol): Remove predicate for operand 0.
1979 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1980 (untyped_call): Rework to correclty return values for any type.
1981 (untyped_return): New expand.
1982 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1984 2005-02-16 Stan Shebs <shebs@apple.com>
1986 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1987 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1989 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1991 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1992 configure settings on Solaris 7 and later.
1994 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1996 PR tree-optimization/19865
1997 * tree-optimize.c (init_tree_optimization_passes): Run
1998 pass_may_alias after pass_sra.
2000 2005-02-16 Richard Henderson <rth@redhat.com>
2001 Stuart Hastings <stuart@apple.com>
2004 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2005 Do nothing if debug info suppressed for this function.
2006 (dbxout_begin_function): Early exit if debug info suppressed for
2009 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2012 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2014 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2016 PR tree-optimization/19967
2017 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2018 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2019 argument TYPE. Adjust calls to fold_builtin_XXX.
2020 (expand_builtin, fold_builtin_1): Adjust calls to
2022 (fold_builtin_strchr, fold_builtin_strpbrk,
2023 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2024 result to a requested type TYPE.
2026 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2029 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2030 (T)x & (T)cst if (T)cst overflows.
2031 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2032 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2034 2005-02-15 Jeff Law <law@redhat.com>
2036 * gcse.c (blocks_with_calls): New bitmap.
2037 (alloc_gcse_mem): Allocate it.
2038 (free_gcse_mem): Free it.
2039 (clear_modifY_mem_tables): Clear it.
2040 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2041 when we encounter CALL_INSNs.
2042 (compute_transp, case MEM): Handle blocks with calls separate
2043 from blocks without calls. Use bitmap iterators rather than
2046 2005-02-15 Peter O'Gorman <peter@pogma.com>
2049 * mklibgcc.in (vis_hide): Use a temporary object file, not
2052 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2055 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2056 access optimization.
2058 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2059 Alan Modra <amodra@bigpond.net.au>
2062 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2063 (_xlqsub): Rename to __gcc_qsub.
2064 (_xlqmul): Rename to __gcc_qmul.
2065 (_xlqdiv): Rename to __gcc_qdiv.
2066 Provide versioned symbol aliases with old names.
2067 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2068 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2069 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2070 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2071 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2073 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2075 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2076 Fold ~(A - 1) and ~(A + -1) to -A.
2078 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2082 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2083 config/pa/pa-host.c:pa_gt_pch_use_address.
2085 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2087 * tree-vn.c (get_value_handle): Make sure that given an
2088 is_gimple_min_invariant expression, we always return it.
2090 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2092 * passes.c (rest_of_handle_gcse): Fix a comment.
2094 2005-02-15 Jeff Law <law@redhat.com>
2096 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2098 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2099 (canon_list_insert, record_last_mem_set_info): Similarly.
2100 (clear_modify_mem_tables): Similarly.
2102 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2104 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2105 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2106 config/mips/mips.md, config/rs6000/aix.h,
2107 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2109 2005-02-15 Richard Henderson <rth@redhat.com>
2111 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2112 call to be best_edge.
2114 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2116 * basic-block.h: Adjust the prototype for find_basic_blocks.
2117 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2118 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2121 * flow.c (recompute_reg_usage): Remove all arguments.
2122 * passes.c (rest_of_compilation): Adjust the call to
2123 recompute_reg_usage.
2124 * rtl.h: Adjust the prototype for recompute_reg_usage.
2126 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2128 * tree-dump.c (dump_files): Update to reflect new member
2130 (dump_register): Add new argument.
2132 (dump_switch_p_1): Check against glob name if doglob was passed.
2133 (dump_switch_p): Check against regular first, then glob if
2134 we didn't have any hits on the dump name.
2135 * tree-optimize.c (register_one_dump_file):
2136 Pass in glob name as well.
2137 * tree-pass.h (struct dump_file_info): Add glob
2140 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2142 PR preprocessor/16323
2143 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2145 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2148 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2149 (trunctfdf2_internal1): New.
2150 (trunctfdf2_internal2): Renamed from trunctfdf2.
2152 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2154 PR tree-optimization/19853
2155 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2157 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2159 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2160 delete_dead_jumptables and cleanup_cfg.
2162 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2164 * reload.c (find_reloads): Swap address_reloaded flags when
2165 swapping commutative operands.
2167 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2169 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2170 Use standard_iv_increment_position for computing the bsi position
2172 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2175 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2178 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2179 life range of hard registers.
2180 * value-prof.c (insn_prefetch_values_to_profile): Only
2183 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2184 profile in libcalls.
2186 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2188 * bitmap.h (bitmap_and_compl_into): Return bool.
2189 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2191 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2193 PR tree-optimization/19944
2194 * fold-const.c (fold): Re-add ABS_EXPR folding.
2196 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2199 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2200 {TARGET,MASK}_XL_COMPAT.
2201 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2203 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2204 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2206 (rs6000_arg_partial_bytes): Same.
2207 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2208 and XL compatibility enabled.
2209 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2210 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2211 test to final condition.
2212 (cmptf_internal2): New.
2213 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2214 xl-compat. Add TFmode information to description.
2216 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2218 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2220 2005-02-13 Jason Merrill <jason@redhat.com>
2223 * fold-const.c (fold_indirect_ref_1): Split out from...
2224 (build_fold_indirect_ref): Here.
2225 (fold_indirect_ref): New fn.
2226 * tree.h: Declare it.
2227 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2228 (gimplify_modify_expr_rhs): Likewise.
2229 (gimplify_expr): Likewise.
2231 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2233 PR tree-optimization/14303
2234 PR tree-optimization/15784
2235 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2236 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2237 ABS_EXPR<x> != 0 to x != 0.
2239 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2241 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2242 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2243 spelling conventions.
2245 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2246 delete_trivially_dead_insns too many times.
2248 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2251 2005-02-12 Ira Rosen <irar@il.ibm.com>
2253 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2254 (vect_is_simple_iv_evolution): Remove redundant parameter
2256 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2257 without last parameter.
2258 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2259 Return pointer step. Call vect_is_simple_iv_evolution without
2260 last parameter. Check only that the step is multiple of size
2261 type. Remove stmt_vinfo updates.
2262 (vect_get_memtag_and_dr): Remove.
2263 (vect_get_memtag): New function.
2264 (vect_address_analysis): New function.
2265 (vect_object_analysis): New function.
2266 (vect_analyze_data_refs): Call vect_object_analysis and
2267 vect_get_memtag. Update stmt_vinfo fields.
2269 2005-02-12 Ira Rosen <irar@il.ibm.com>
2271 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2272 exist and are objects. Remove checks for pointer.
2273 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2274 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2275 (vect_create_data_ref_ptr): Likewise.
2276 (vect_base_addr_differ_p): New function.
2277 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2278 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2279 Don't set the DR_BASE_NAME field of data-ref.
2280 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2282 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2284 * optabs.h (enum optab_index): Add new OTI_ldexp.
2285 (ldexp_optab): Define corresponding macro.
2286 * optabs.c (init_optabs): Initialize ldexp_optab.
2287 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2289 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2291 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2292 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2294 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2295 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2298 2005-02-12 Ira Rosen <irar@il.ibm.com>
2300 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2302 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2304 (vect_get_base_and_offset): Always return an address.
2305 (vect_create_addr_base_for_vector_ref): Remove treatment for
2306 different data reference types.
2307 (vect_compute_data_ref_alignment): Rename base to base_address in
2308 stmt_vec_info. Get the object in order to force its alignment.
2309 (vect_get_memtag_and_dr): Rename base to base_address in
2310 stmt_vec_info. Extract the object for memtag analysis.
2312 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2314 PR regression/19898.
2315 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2316 changes cc_status, use apply modified_in_p to part of cc_status
2317 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2320 2005-02-11 Richard Henderson <rth@redhat.com>
2322 * tree-complex.c (expand_complex_libcall): New.
2323 (expand_complex_multiplication): Use it for c99 compliance.
2324 (expand_complex_division): Likewise.
2325 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2327 * builtins.c (built_in_names): Remove const.
2328 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2330 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2331 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2332 (built_in_names): Remove const.
2333 * c-common.c (c_common_type_for_mode): Handle complex modes.
2334 * flags.h, toplev.c (flag_complex_method): Rename from
2335 flag_complex_divide_method.
2336 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2337 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2338 * libgcc2.h: Declare them.
2339 * libgcc-std.ver: Export them.
2340 * mklibgcc.in (lib2funcs): Build them.
2342 2005-02-11 Steven Bosscher <stevenb@suse.de>
2344 PR tree-optimization/19876
2345 Partially revert my change from 2005-01-14
2346 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2347 (compute_antic): ...and remove the loop here.
2349 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2352 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2353 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2355 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2356 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2358 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2360 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2361 offsets for the big-endian 32-bit case.
2363 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2365 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2367 2005-02-11 Dale Johannesen <dalej@apple.com>
2369 * cselib.c (cselib_process_insn): Clear out regs where
2370 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2371 * reload.c (find_equiv_reg): Ditto.
2373 2005-02-11 Ian Lance Taylor <ian@airs.com>
2375 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2378 * tree.c (build_function_type_list): Work correctly if there are
2381 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2383 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2384 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2385 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2386 TARGET_ZARCH instead of TARGET_64BIT.
2388 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2390 * config/rs6000/t-rtems:
2391 (MULTILIB_OPTIONS): Remove mcpu=602.
2392 (MUTLILIB_DIRNAMES): Remove m602.
2393 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2394 Let mcpu=602 match mcpu=603.
2395 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2397 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2399 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2402 2005-02-10 David Daney <ddaney@avtrex.com>
2404 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2405 * config/i386/linux-unwind.h: Likewise.
2406 * config/ia64/linux-unwind.h: Likewise.
2407 * config/mips/linux-unwind.h: Likewise.
2408 * config/pa/linux-unwind.h: Likewise.
2409 * config/rs6000/linux-unwind.h: Likewise.
2410 * config/s390/linux-unwind.h: Likewise.
2411 * config/sh/linux-unwind.h: Likewise.
2412 * config/sparc/linux-unwind.h: Likewise.
2414 2005-02-10 Steven Bosscher <stevenb@suse.de>
2416 PR tree-optimization/17549
2417 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2418 TER to replace a DEF with its expression if the DEF and the
2419 rhs of the expression we replace into have the same root
2422 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2424 * config/mips/mips.md: Fix the placement of the match_scratch in the
2427 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2429 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2432 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2434 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2435 (strip_offset): Handle addresses.
2436 (add_address_candidates): Use strip_offset.
2437 (difference_cost): Reflect strip_offset change.
2438 (force_var_cost, difference_cost): Strip nops.
2440 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2442 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2444 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2445 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2446 config/cris/cris-protos.h, config/cris/cris.c: Update
2449 2005-02-10 Jeff Law <law@redhat.com>
2451 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2452 (lookup_avail_expr): Similarly.
2454 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2456 * builtins.c (fold_builtin_powi): New function.
2457 (fold_builtin_1): Call it.
2459 2005-02-10 Steven Bosscher <stevenb@suse.de>
2461 PR documentation/19309
2462 * doc/cpp.texi: The __GNUC__ and related predefined macros
2463 are also defined for the "standalone" cpp.
2464 Some non-GCC compilers may also define __GNUC__.
2466 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2469 * c-typeck.c (common_type): New routine. Old common_type renamed
2471 (c_common_type): ...this.
2472 (build_conditional_expr, build_binary_op): Use c_common_type instead
2475 2005-02-10 Steven Bosscher <stevenb@suse.de>
2477 * doc/md.texi: Replace @samp{length} with @code{length}.
2479 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2481 PR tree-optimization/18687
2482 * tree-flow.h (find_loop_niter): Declare.
2483 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2484 Try using scev even for loops with more than one exit.
2485 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2486 (struct ivopts_data): Added niters field.
2487 (struct nfe_cache_elt): New.
2488 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2490 (tree_ssa_iv_optimize_init): Initialize niters cache.
2491 (determine_number_of_iterations): Removed.
2492 (find_induction_variables): Do not call determine_number_of_iterations.
2493 Access niters for single exit through niter_for_single_dom_exit.
2494 (add_iv_outer_candidates): Access niters for single exit through
2495 niter_for_single_dom_exit.
2496 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2497 number_of_iterations_cond.
2498 (iv_period): New function.
2499 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2500 (may_replace_final_value): Take data argument. Use
2501 niter_for_single_dom_exit.
2502 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2503 (rewrite_use_compare): Pass data to may_eliminate_iv.
2504 (rewrite_use_outer): Pass data to may_replace_final_value.
2505 (free_loop_data): Clean up the niters cache.
2506 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2507 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2508 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2509 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2510 (num_ending_zeros): Moved to tree.c.
2511 * tree.h (num_ending_zeros): Declare.
2512 * tree.c (num_ending_zeros): Moved from tree.c.
2514 2005-02-09 Richard Henderson <rth@redhat.com>
2516 * builtins.c (DEF_BUILTIN): Add COND argument.
2517 * tree.h (DEF_BUILTIN): Likewise.
2518 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2519 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2521 (DEF_BUILTIN_STUB): New.
2522 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2523 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2524 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2525 * c-common.c (DEF_BUILTIN): Add COND argument.
2526 * tree.c (local_define_builtin): New.
2527 (build_common_builtin_nodes): New.
2529 2005-02-09 Roger Sayle <roger@eyesopen.com>
2531 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2532 floating point expression ignoring the sign of the result.
2533 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2534 (fold) <MULT_EXPR>: Use it to simplify x*x.
2535 * tree.h (fold_strip_sign_ops): Prototype here.
2536 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2537 argument. Use fold_strip_sign_ops to simplify the first argument.
2538 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2539 first argument when the second argument is an even integer
2540 constant, but only with -funsafe_math_optimizations.
2541 (fold_builtin_1): Update call to fold_builtin_copysign.
2543 2005-02-09 Ian Lance Taylor <ian@airs.com>
2546 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2547 just check whether EH_FILTER_FAILURE falls through.
2549 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2551 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2552 insns return to ready list in the next turn.
2554 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2557 * builtins.def: New __builtin_powi[lf].
2558 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2559 (expand_builtin_powi): New function.
2560 (expand_builtin): Dispatch to expand_builtin_powi.
2561 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2562 * libgcc2.c: Add __builtin_powi[lf] implementation.
2563 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2564 * optabs.h: Add powi_optab.
2565 * optabs.c (init_optabs): Initialize powi_optab.
2566 * doc/extend.texi: Document __builtin_powi[lf].
2568 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2570 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2573 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2576 * fold-const.c (try_move_mult_to_index): Remove redundant
2577 type argument. Create ADDR_EXPR with correct type.
2578 (fold): Update callers of try_move_mult_to_index. Convert
2579 result to the appropriate type.
2581 2005-02-09 Roger Sayle <roger@eyesopen.com>
2584 * config/avr/avr.c (default_rtx_costs): Delete.
2585 (avr_operand_rtx_cost): New function.
2586 (avr_rtx_costs): Completely rewrite.
2588 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2591 * config/cris/cris.c (in_code): New variable.
2592 (cris_output_addr_const): Now a static function, a wrapper for
2594 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2595 case from old cris_output_addr_const.
2596 (cris_asm_output_label_ref): Similar for LABEL_REF.
2597 (cris_output_addr_const_extra): Similar for UNSPEC.
2598 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2599 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2600 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2602 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2603 (cris_asm_output_label_ref): Declare.
2605 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2607 PR preprocessor/19801
2608 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2609 filenames that changed when libcpp was moved to the toplevel.
2611 2005-02-07 Roger Sayle <roger@eyesopen.com>
2613 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2614 zero extensions of BImode operands. Call lowpart_subreg instead
2615 of gen_lowpart_common and gen_lowpart_SUBREG.
2617 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2620 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2621 * configure.ac: Set cc_for_cross_gnattools.
2622 * configure: Regenerate.
2624 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2627 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2629 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2632 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2633 of nested functions.
2635 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2637 * doc/extend.texi: Document deprecated extensions allowing
2638 static floating-point members to have initializers and allowing
2639 floating-point literals in integral constant expressions.
2641 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2643 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2644 config/darwin7.h, config/mips/mips.c,
2645 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2648 * cse.c: Update comments.
2650 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2653 * builtins.c (fold_builtin_sqrt): Transform
2654 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2657 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2658 Dorit Naishlos <dorit@il.ibm.com>
2660 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2661 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2662 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2664 * tree.h (vect_set_verbosity_level): New extern function declaration
2666 * tree-vectorizer.h (verbosity_levels): New enum type.
2667 * tree-vectorizer.c (vect_debug_stats): Function removed.
2668 (vect_debug_details): Likewise.
2669 (vect_verbosity_level): Global variable was defined and initialized.
2670 (vect_dump): Global variable definition.
2671 (vect_print_dump_info): New function.
2672 (vect_set_dump_settings): New function.
2673 (vect_set_verbosity_level): New function.
2674 (vectorize_loops): Add call to vect_set_dump_settings.
2676 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2677 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2678 (slpeel_tree_peel_loop_to_edge): Likewise.
2680 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2681 appropriate verbosity level instead of call to vect_debug_details
2682 or vect_debug_stats.
2683 (vect_get_base_and_offset):
2684 (vect_create_addr_base_for_vector_ref):
2685 (get_vectype_for_scalar_type):
2686 (vect_create_data_ref_ptr):
2688 (vect_get_vec_def_for_operand):
2689 (vect_finish_stmt_generation):
2690 (vectorizable_assignment):
2691 (vectorizable_operation):
2692 (vectorizable_store):
2693 (vectorizable_load):
2694 (vect_transform_stmt):
2695 (vect_update_ivs_after_vectorizer):
2696 (vect_do_peeling_for_loop_bound):
2697 (vect_update_inits_of_drs):
2698 (vect_do_peeling_for_alignment):
2699 (vect_transform_loop):
2700 (vect_is_simple_use):
2701 (vect_analyze_operations):
2702 (vect_is_simple_iv_evolution):
2703 (vect_analyze_scalar_cycles):
2704 (vect_analyze_data_ref_dependence):
2705 (vect_analyze_data_ref_dependences):
2706 (vect_compute_data_ref_alignment):
2707 (vect_enhance_data_refs_alignment):
2708 (vect_analyze_data_refs_alignment):
2709 (vect_analyze_data_ref_access):
2710 (vect_analyze_data_ref_accesses):
2711 (vect_analyze_pointer_ref_access):
2712 (vect_get_memtag_and_dr):
2713 (vect_analyze_data_refs):
2714 (vect_mark_relevant):
2715 (vect_stmt_relevant_p):
2716 (vect_mark_stmts_to_be_vectorized):
2717 (vect_can_advance_ivs_p):
2718 (vect_get_loop_niters):
2719 (vect_analyze_loop_form):
2720 (vect_analyze_loop):
2721 (vectorize_loops): Likewise.
2723 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2724 (vect_update_inits_of_drs):
2725 (vect_do_peeling_for_alignment):
2726 (vect_transform_loop):
2727 (vect_analyze_operations):
2728 (vect_analyze_scalar_cycles):
2729 (vect_analyze_data_ref_dependences):
2730 (vect_analyze_data_refs_alignment):
2731 (vect_analyze_data_ref_accesses):
2732 (vect_analyze_data_refs):
2733 (vect_mark_stmts_to_be_vectorized):
2734 (vect_get_loop_niters):
2735 (vect_analyze_loop_form):
2736 (vect_analyze_loop): Likewise.
2737 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2739 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2743 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2744 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2745 either -ffast-math or -funsafe-math-optimizations is in use.
2747 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2748 * config/mips/irix-csr.c: New file.
2749 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2750 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2751 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2754 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2756 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2757 redundant, incorrect definitions.
2759 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2761 ("*tls_indirect_call"): New, reference hard regs directly.
2762 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2764 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2766 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2767 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2769 2005-02-06 Roger Sayle <roger@eyesopen.com>
2771 PR rtl-optimization/19800
2772 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2773 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2776 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2778 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2780 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2783 * doc/invoke.texi: Correct documentation of -freorder-functions.
2785 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2788 * doc/invoke.texi: Don't mention gccbug.
2790 2005-02-06 Roger Sayle <roger@eyesopen.com>
2791 Andrew Pinski <pinskia@physics.uc.edu>
2792 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2794 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2795 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2796 into just (zero_extract:SI FOO (const_int 1) BAR).
2798 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2800 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2801 macro locally. Don't give last revision date. Use GCC version
2802 number from gcc-common.texi.
2803 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2804 revision date. Use GCC version number from gcc-common.texi.
2805 Describe being a library as current state rather than as 3.x
2807 * doc/gcc.texi: Remove last update date.
2808 * doc/gccint.texi: Likewise. Update copyright dates.
2809 * doc/install.texi: Update copyright dates.
2811 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2814 * doc/invoke.texi: Mention for each option included in -Wall that
2815 it is included in -Wall.
2816 * doc/gcc.texi: Update copyright and last modification date.
2818 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2820 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2821 unnecessary cast to original induction variable increments.
2823 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2825 PR tree-optimization/18219
2826 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2827 in distributed form.
2829 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2831 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2832 Set bitpos and offset later in the function. Do nothing if the
2833 target is a register and if the bitfield lies completely outside
2835 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2836 here. Return an uninitialised register if the source value is stored
2837 in a register and the bitfield lies completely outside that register.
2839 2005-02-06 Steven Bosscher <stevenb@suse.de>
2841 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2844 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2846 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2848 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2850 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2851 * config/darwin8.h: New.
2852 * config/darwin7.h: Update comment.
2854 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2855 Dorit Naishlos <dorit@il.ibm.com>
2857 * tree-vectorizer.h (LOC): New type.
2858 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2859 (loop_line_number): New field in struct _loop_vec_info.
2860 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2862 * tree-vectorizer.c (input.h): Included.
2863 (find_loop_location): New function.
2864 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2865 loop line number removed.
2866 (vect_debug_details): Likewise.
2867 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2869 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2870 call to vect_debug_details/stats changed from loop to loop_loc.
2871 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2872 (slpeel_tree_peel_loop_to_edge): Likewise.
2874 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2875 changed from NULL to UNKNOWN_LOC.
2876 (vect_get_base_and_offset):
2877 (vect_create_addr_base_for_vector_ref):
2878 (get_vectype_for_scalar_type):
2879 (vect_create_data_ref_ptr):
2881 (vect_get_vec_def_for_operand):
2882 (vect_finish_stmt_generation):
2883 (vectorizable_assignment):
2884 (vectorizable_operation):
2885 (vectorizable_store):
2886 (vectorizable_load):
2887 (vect_transform_stmt):
2888 (vect_update_ivs_after_vectorizer):
2889 (vect_do_peeling_for_loop_bound):
2890 (vect_do_peeling_for_alignment):
2891 (vect_transform_loop):
2892 (vect_is_simple_use):
2893 (vect_analyze_operations):
2894 (vect_is_simple_iv_evolution):
2895 (vect_analyze_scalar_cycles):
2896 (vect_analyze_data_ref_dependences):
2897 (vect_compute_data_ref_alignment):
2898 (vect_enhance_data_refs_alignment):
2899 (vect_analyze_data_ref_access):
2900 (vect_analyze_data_ref_accesses):
2901 (vect_analyze_pointer_ref_access):
2902 (vect_get_memtag_and_dr):
2903 (vect_analyze_data_refs):
2904 (vect_mark_relevant):
2905 (vect_stmt_relevant_p):
2906 (vect_mark_stmts_to_be_vectorized):
2907 (vect_can_advance_ivs_p):
2908 (vect_get_loop_niters):
2909 (vect_analyze_loop):
2910 (vectorize_loops): Likewise.
2912 (vectorizable_load): Argument in call to vect_debug_details/stats
2913 changed from loop to LOOP_LOC (loop_vinfo).
2914 (vect_transform_loop):
2915 (vect_analyze_operations):
2916 (vect_analyze_scalar_cycles):
2917 (vect_analyze_data_ref_dependence):
2918 (vect_enhance_data_refs_alignment):
2919 (vect_analyze_data_ref_accesses):
2920 (vect_analyze_pointer_ref_access):
2921 (vect_analyze_data_refs):
2922 (vect_analyze_loop): Likewise.
2924 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2925 changed from loop to loop_loc.
2927 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2929 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2930 Dorit Naishlos <dorit@il.ibm.com>
2932 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2934 (vect_analyze_data_ref_dependences): Likewise.
2936 (vect_is_simple_use): Argument changed from loop structure to
2937 loop_vect_info structure.
2938 (vect_can_advance_ivs_p): Likewise.
2939 (vect_create_index_for_vector_ref): Likewise.
2940 (vect_update_ivs_after_vectorizer): Likewise.
2941 (new_stmt_vec_info): Likewise.
2943 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2944 changed from loop to loop_vinfo.
2945 (vect_create_data_ref_ptr): First argument in call to
2946 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2947 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2948 was changed from loop to loop_vinfo.
2949 (vectorizable_operation): Likewise.
2950 (vectorizable_store): Likewise.
2951 (vect_mark_stmts_to_be_vectorized): Likewise.
2952 (vect_do_peeling_for_loop_bound): First argument in call to
2953 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2954 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2955 was changed from loop to loop_vinfo.
2956 (vect_analyze_data_ref_dependences): Third argument in call to
2957 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2959 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2960 (vect_create_data_ref_ptr): Likewise.
2961 (vect_init_vector): Likewise.
2962 (vect_get_vec_def_for_operand): Likewise.
2963 (vectorizable_assignment): Likewise.
2964 (vectorizable_operation): Likewise.
2965 (vectorizable_store): Likewise.
2966 (vectorizable_load): Likewise.
2967 (vect_update_ivs_after_vectorizer): Likewise.
2968 (vect_is_simple_use): Likewise.
2969 (vect_analyze_data_ref_dependence): Likewise.
2970 (vect_analyze_pointer_ref_access): Likewise.
2971 (vect_can_advance_ivs_p): Likewise.
2973 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2974 before _stmt_vec_info.
2975 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2976 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2977 (new_stmt_vec_info): Argument changed from loop structure to
2978 loop_vect_info structure
2980 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2981 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2982 (vect_create_addr_base_for_vector_ref): Likewise.
2983 (vect_analyze_pointer_ref_access): Likewise.
2985 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2988 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2989 phi flag if the phi is abnormal.
2991 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2994 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2995 information for the new statement.
2997 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3000 * gcc.c (main): Include the target in -v output.
3002 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3004 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3005 Do not drop the extend if we'd have to add a paradoxical subreg
3006 later. Include optabs.h and insn-codes.h.
3007 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3009 2005-02-02 Roger Sayle <roger@eyesopen.com>
3012 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3013 * fold-const.c (const_binop): Avoid constant folding floating
3014 point operations in modes that use composite representations.
3015 * simplify-rtx.c (simplify_binary_operation): Likewise.
3017 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3019 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3021 (altivec_dstt): Likewise.
3022 (altivec_dstst): Likewise.
3023 (altivec_dststt): Likewise.
3024 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3027 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3029 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3030 EXPR_LOCUS from orig_cond to the new cond_stmt.
3031 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3034 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3036 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3037 standard_iv_increment_position. Remove call to bsi_next
3038 (no need to bump the iterator anymore).
3039 (vect_create_index_for_vector_ref): Call
3040 standard_iv_increment_position. Remove second function argument.
3041 (vect_finish_stmt_generation): Remove call to bsi_next
3042 (no need to bump the iterator anymore).
3043 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3044 to vect_create_index_for_vector_ref.
3046 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3048 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3049 phis are used out of the loop.
3051 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3054 * c-decl.c (undef_nested_function): New variable.
3055 (pop_scope): Diagnose undefined nested functions.
3056 (finish_function): Don't attempt cgraph processing or genericizing
3057 if current top-level function contained an undefined nested
3058 function. Reset undef_nested_function at the end of a top-level
3061 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3063 * tree.c (build_int_cst_type): Take sign of the value into account
3064 when deciding whether sign extend the value.
3066 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3069 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3070 (cpp_options, cc1_options): Change %{std*&ansi} to
3071 %{std*&ansi&trigraphs}.
3073 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3075 * cse.c: Update comments.
3077 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3079 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3080 arguments go on the stack. Do not put complex doubles in odd/even
3083 2005-02-02 Steven Bosscher <stevenb@suse.de>
3085 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3086 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3087 -ftree-pre, and -fthread-jumps.
3089 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3091 PR tree-optimization/19578
3092 * tree-flow.h (modified_noreturn_calls): Declare.
3093 (noreturn_call_p): Declare.
3094 * tree-flow-inline.h (noreturn_call_p): New function.
3095 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3096 * tree-cfg.c (modified_noreturn_calls): New variable.
3097 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3098 that contain a mid-block noreturn call.
3099 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3101 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3103 * df.c (df_def_record_1, df_uses_record): Don't use
3105 * df.h (DF_FOR_REGALLOC): Remove.
3107 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3110 * c-typeck.c (really_start_incremental_init): Reset
3111 constructor_max_index for arrays of incomplete type.
3113 2005-02-02 Jeff Law <law@redhat.com>
3115 * gcse.c (struct reg_set): Store the block index where the register
3116 was set rather than the setting insn.
3117 (record_one_set, compute_transp): Corresponding changes.
3118 (pre_insert_copy_insn): Do not call replace_one_set.
3119 (replace_one_set): Remove.
3121 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3124 * doc/gcov.texi: Fix typo.
3126 2005-02-01 Richard Henderson <rth@redhat.com
3129 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3130 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3132 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3133 * config/i386/i386-protos.h: Update.
3135 2005-02-01 Steven Bosscher <stevenb@suse.de>
3137 PR tree-optimization/19217
3138 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3139 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3140 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3141 that it is walking a PHI node.
3143 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3145 * doc/extend.texi (Nested Functions): Update.
3147 2005-02-01 Richard Henderson <rth@redhat.com>
3150 * optabs.c (expand_copysign_absneg): Export.
3151 * optabs.h (expand_copysign_absneg): Declare.
3152 * config/rs6000/rs6000.md (copysigntf3): New.
3154 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3156 PR tree-optimization/19633
3157 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3158 * tree-ssa-alias.c (init_alias_info): Initialize.
3159 (merge_pointed_to_info): Set.
3160 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3161 (dump_points_to_info_for): Show value of pt_null.
3162 (struct count_ptr_d): Declare.
3163 (find_ptr_dereference): Remove.
3164 (ptr_is_dereferenced_by): Remove.
3165 (count_ptr_derefs): New local function.
3166 (count_uses_and_derefs): New local function.
3167 (compute_points_to_and_addr_escape): Call it. If the number
3168 of dereferences is greater than zero, mark the pointer as
3169 dereferenced. If there are fewer dereferences than uses of
3170 the pointer, the pointer's value escapes.
3172 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3174 PR tree-optimization/19670
3175 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3177 (verify_use): ... set it here, instead.
3179 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3181 * doc/sourcebuild.texi (Test directives): Fix formatting.
3183 * doc/sourcebuild.texi (Test directives): Describe selector
3186 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3188 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3189 specific 64-bit CPUs.
3191 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3194 * arm.c (arm_eliminable_register): New function.
3195 (adjacent_mem_locations): Don't allow eliminable registers. Use
3196 HOST_WIDE_INT for address offsets.
3197 * arm-protos.h (arm_eliminable_register): Add prototype.
3199 2005-02-01 Steven Bosscher <stevenb@suse.de>
3201 PR optimization/15242
3202 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3203 * basic-block.h (duplicate_computed_gotos): Add prototype.
3204 * bb-reorder.c (duplicate_computed_gotos): New function to
3205 duplicate sufficiently small blocks ending in a computed jump.
3206 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3207 if not optimizing for size.
3208 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3209 never do tail merging for blocks ending in a computed jump.
3210 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3212 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3214 Patch from Richard Sandiford <rsandifo@redhat.com>
3215 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3216 from inheriting a subreg equivalence with a non-spill register.
3218 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3220 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3222 * config/frv/frv.c (movcc_fp_destination_operand): New.
3223 (gpr_or_memory_operand): Fix typo in comment.
3224 (gpr_or_memory_operand_with_scratch): New.
3225 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3226 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3227 movcc_fp_destination_operand.
3228 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3229 Legitimize memory addresses using a scratch register.
3231 2005-01-31 Jeff Law <law@redhat.com>
3233 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3234 bitmap a sparse bitmap instead of a simple bitmap.
3235 (mark_def_sites_initialize_block): Corresponding changes.
3236 (ssa_mark_def_sites_initialize_block): Likewise.
3237 (ssa_mark_phi_uses): Likewise.
3238 (mark_def_site, ssa_mark_def_sites): Likewise.
3239 (mark_def_site_blocks): Likewise.
3240 (rewrite_ssa_into_ssa): Likewise.
3242 * tree-ssa-dom.c (record_cond): Pass correct variable type
3243 for last argument to htab_find_slot_with_hash.
3245 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3246 effects when optimizing 0 % X. Do not try to optimize X % 0.
3248 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3250 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3253 2005-02-01 Eric Christopher <echristo@redhat.com>
3255 * config/mips/mips.c (override_options): Warn if -mint64
3257 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3260 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3262 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3264 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3265 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3266 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3267 (cached_regno): Initialize to INVALID_REGNUM.
3268 (cse_reg_info_table_size,
3269 cse_reg_info_table_first_uninitialized,
3270 cse_reg_info_timestamp): New.
3271 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3273 (init_cse_reg_info, get_cse_reg_info_1): New.
3274 (get_cse_reg_info): Cache the last look-up.
3275 (new_basic_block): Update the code to clear mappings from
3276 registers to cse_reg_info entries.
3277 (cse_main): Call init_cse_reg_info.
3279 * cse.c (get_cse_reg_info): Update a comment.
3281 2005-01-31 Steven Bosscher <stevenb@suse.de>
3284 * c-decl.c (start_decl): Do not warn about arrays of elements with
3285 an incomplete type here.
3286 (grokdeclarator): Do it here by making a pedwarn an error.
3287 * c-typeck.c (push_init_level): If there were previous errors with
3288 the constructor type, do not warn about braces for initializers.
3289 (process_init_element): Likewise for excess initializer elements.
3291 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3293 * cse.c (delete_trivially_dead_insn): Don't iterate.
3295 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3297 * config/rs6000/rs6000.md (copysignsf3): New expand.
3298 (copysigndf3): Likewise.
3300 2005-01-31 Steven Bosscher <stevenb@suse.de>
3302 * recog.c (constrain_operands): Only look for earlyclobber operand
3303 conflicts if an '&' constraint was seen.
3305 2005-01-31 Marc Espie <espie@openbsd.org>
3307 * config.gcc: Don't include embedded systems fragment, switches default
3308 debugging format to ELF.
3309 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3310 longer pick it up there.
3312 2005-01-31 Dale Johannesen <dalej@apple.com>
3314 * doc/extend.texi (nested functions): Fix linkage description.
3315 Clarify that static is not allowed.
3317 2005-01-31 Dale Johannesen <dalej@apple.com>
3319 * config/rs6000/darwin.md (movsf_low_di): Make work.
3320 (movdf_low_di): Make work.
3322 2005-01-31 Dale Johannesen <dalej@apple.com>
3324 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3325 Make work for 64 bit.
3327 2005-01-31 Roger Sayle <roger@eyesopen.com>
3328 Dale Johannesen <dalej@apple.com>
3331 * fold-const.c (fold_binary_op_with_conditional_arg):
3332 Make types match original operands, before STRIP_NOPS.
3334 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3336 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3337 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3338 (struct gcc_sigcontext): Delete. Merge contents to..
3339 (struct gcc_ucontext): ..here.
3340 (get_sigcontext): Delete.
3341 (get_regs): New function, like get_sigcontext but return regs ptr.
3342 64-bit version finds regs from r1 to support vdso.
3343 (ppc_linux_aux_vector): New function.
3344 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3347 2005-01-31 Ira Rosen <irar@il.ibm.com>
3349 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3351 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3352 redundant fold. Fix misalignment for MINUS_EXPR.
3353 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3354 (vect_analyze_pointer_ref_access): Likewise.
3355 (vect_get_memtag_and_dr): Likewise.
3357 2005-01-31 Richard Henderson <rth@redhat.com>
3359 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3360 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3361 absnegdf2_i387, absnegxf2_i387): Likewise.
3363 2005-01-31 Richard Henderson <rth@redhat.com>
3366 * optabs.c (expand_copysign_absneg): New.
3367 (expand_copysign_bit): Split out from ...
3368 (expand_copysign): ... here. Use expand_copysign_absneg.
3370 2005-01-30 Roger Sayle <roger@eyesopen.com>
3373 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3374 constant as the second operand and a register as the third.
3376 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3379 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3380 that dllimport'd functions do not use all call-clobbered registers
3383 2005-01-30 Richard Henderson <rth@redhat.com>
3386 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3387 expand_abs_nojump and generalize. Use operand_subword and
3388 emit_no_conflict_block. Support large modes.
3389 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3391 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3392 negation to subtraction.
3393 (expand_copysign): Check that the format has signed zeros.
3394 Use operand_subword and emit_no_conflict_block. Support large modes.
3396 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3398 Fix PR tree-optimization/19624
3400 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3401 * tree-ssa-pre.c: Add cfgloop.h.
3403 (pre_stats): New member, constified.
3404 (inserted_exprs): New static variable.
3405 (NECESSARY): New macro.
3406 (create_expression_by_pieces): Fold the expression, and
3407 mark it as defaulting to not necessary. Also put in
3409 (fully_constant_expression): New function.
3410 (insert_into_preds_of_block): Modify to not insert phis when we
3411 are playing with induction variables.
3412 Push phis onto the inserted_exprs vector, and mark them as not
3413 necessary by default.
3414 (insert_aux): Call fully_constant_expression on eprime.
3415 If all edges produce the same value, mark it constant.
3416 (mark_operand_necessary): New function.
3417 (remove_dead_inserted_code): New function.
3418 (init_pre): Init loop optimizer to get loop info.
3419 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3420 (execute_pre): Commit edge inserts, then remove dead code.
3422 2005-01-30 Richard Henderson <rth@redhat.com>
3424 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3425 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3427 2005-01-30 Richard Henderson <rth@redhat.com>
3430 * config/i386/i386.c (ix86_expand_copysign): New.
3431 (ix86_split_copysign_const): New.
3432 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3433 rearrange op1/nmask operands.
3434 * config/i386/i386-protos.h: Update.
3435 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3436 (copysigndf3): Likewise.
3437 (copysignsf3_const, copysigndf3_const): New.
3438 (copysignsf3_var): Rename from copysignsf3, split out splitter
3439 and fix split predicate for X constraint.
3440 (copysigndf3_var): Similarly.
3442 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3444 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3445 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3446 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3448 2005-01-29 Richard Henderson <rth@redhat.com>
3451 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3452 of # and * in constraints.
3454 2005-01-29 Richard Henderson <rth@redhat.com>
3457 * expr.c (store_field): Don't strip sub-mode cast when the input
3458 data is even smaller.
3460 2005-01-29 Richard Henderson <rth@redhat.com>
3463 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3466 2005-01-29 Richard Henderson <rth@redhat.com>
3468 * combine.c (make_field_assignment): Fix argument order
3471 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3473 PR tree-optimization/15791
3474 * fold-const.c (extract_array_ref): New function.
3475 (fold): Fold comparisons between &a[i] and &a[j] or
3476 semantically equivalent trees.
3478 2005-01-29 Jeff Law <law@redhat.com>
3480 * gcse.c (insert_expr_in_table): Revamp handling of available
3481 and anticipatable occurrence lists to avoid unnecessary list
3483 (insert_set_in_table): Similarly.
3485 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3487 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3489 (c_build_qualified_type): Build qualified array types with
3490 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3491 * c-decl.c (c_make_fname_decl): Build unqualified array type
3492 before qualified type.
3493 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3494 type is qualified, not just if type itself is. Don't apply
3495 qualifiers to array type when declarator is processed. Apply
3496 qualifiers to field type whether or not it is an array type.
3497 Don't handle array types specially for applying qualifiers to
3499 * c-typeck.c (composite_type): Build unqualified element type and
3500 array type when forming composite of array types.
3501 (common_pointer_type, comptypes, comp_target_types,
3502 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3503 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3505 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3506 (args2) in variables a1 and a2.
3508 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3510 * cse.c (n_elements_made, max_elements_made): Remove.
3511 (insert): Don't touch n_elements_made.
3512 (cse_main): Don't touch n_elements_made or max_elements_made.
3514 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3517 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3518 configuration part of dp-bit.c to be lost.
3520 2005-01-28 Roger Sayle <roger@eyesopen.com>
3522 * expmed.c (expand_mult_highpart_optab): When attempting to use
3523 a non-widening multiplication in a wider mode, the operands need
3524 to be converted (zero or sign extended) to that mode.
3526 2005-01-28 Ian Lance Taylor <ian@airs.com>
3530 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3531 through if both operands fall through.
3533 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3535 * cse.c (fold_rtx) <PC>: Don't optimize.
3537 2005-01-28 Jeff Law <law@redhat.com>
3539 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3540 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3542 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3544 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3545 cse_reg_info_used_list_end): Remove.
3546 (cse_reg_info_list, cse_reg_info_list_free): New.
3547 (get_cse_reg_info): When allocating an instance of
3548 cse_reg_info, add it to the beginning of the cse_reg_info_list
3549 list. Remove code to maintain cse_reg_info_used_list.
3550 (new_basic_block): Reset the free list to the beginning of
3553 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3555 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3556 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3557 (frv_expand_mdpackh_builtin): New function.
3558 (frv_expand_builtin): Use it to expand __MDPACKH.
3559 * doc/extend.texi (__MDPACKH): Update documentation.
3561 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3563 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3564 SSE_FLOAT_MODE_P for use_sse computation.
3566 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3569 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3571 2005-01-27 Richard Henderson <rth@redhat.com>
3573 * builtins.c (expand_builtin_copysign): New.
3574 (expand_builtin): Call it.
3575 * genopinit.c (optabs): Add copysign_optab.
3576 * optabs.c (init_optabs): Initialize it.
3577 (expand_copysign): New.
3578 * optabs.h (OTI_copysign, copysign_optab): New.
3579 (expand_copysign): Declare.
3581 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3582 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3584 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3585 (ix86_expand_fp_absneg_operator): ... here.
3586 (ix86_split_copysign): New.
3587 * config/i386/i386-protos.h: Update.
3588 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3589 (copysignsf3, copysigndf3): New.
3591 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3592 (copysignsf3, ncopysignsf3): New.
3593 (copysigndf3, ncopysigndf3): New.
3594 (copysignxf3, ncopysignxf3): New.
3595 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3597 2005-01-27 Arend Bayer <arend.bayer@web.de>
3598 Kazu Hirata <kazu@cs.umass.edu>
3600 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3601 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3602 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3605 2005-01-27 Jeff Law <law@redhat.com>
3607 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3608 definitions of SSA_NAMEs which are not being rewritten.
3609 (rewrite_ssa_into_ssa): Only initialize the current definition
3610 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3611 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3612 SSA_NAMEs before returning.
3614 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3616 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3617 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3618 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3619 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3620 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3622 2005-01-27 Steven Bosscher <stevenb@suse.de>
3625 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3626 higher to -O2 and higher. Likewise for tree PRE.
3627 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3630 2005-01-27 Ian Lance Taylor <ian@airs.com>
3633 * gimple-low.c (try_catch_may_fallthru): New static function.
3634 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3635 * tree-inline.c (expand_call_inline): Don't warn about reaching
3636 the end of a non-void function being inlined if the function uses
3639 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3641 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3644 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3645 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3646 (implicitly_declare): Handle error_mark_node.
3648 2005-01-27 Richard Henderson <rth@redhat.com>
3651 * tree.h (struct tree_decl): Add debug_expr_is_from.
3652 (DECL_DEBUG_EXPR_IS_FROM): New.
3653 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3654 * dwarf2out.c (dwarf2out_var_location): Update to match.
3655 * tree-outof-ssa.c (create_temp): Likewise.
3656 * var-tracking.c (track_expr_p): Likewise.
3657 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3658 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3659 * toplev.c (default_tree_printer): Likewise.
3661 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3663 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3664 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3666 2005-01-27 Steven Bosscher <stevenb@suse.de>
3668 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3669 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3670 ASM_CLOBBERS): Add tree checks.
3672 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3673 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3674 * c-common.def (SWITCH_STMT): Update to match.
3675 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3676 macros instead of SWITCH_EXPR ones.
3677 * c-dump.c (c_dump_tree): Likewise.
3678 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3679 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3681 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3683 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3685 * unwind-dw2.c (execute_stack_op): Add missing cases for
3686 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3688 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3690 * config.gcc (Obsolete configurations): Remove 'dummy', add
3691 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3694 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3696 PR tree-optimization/19633
3697 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3699 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3700 are no call-clobbered variables.
3701 * tree-outof-ssa.c (check_replaceable): Return false for calls
3704 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3706 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3707 even for variables with NULL DECL_INITIAL.
3709 2005-01-26 Stuart Hastings <stuart@apple.com>
3711 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3713 2005-01-26 Richard Henderson <rth@redhat.com>
3716 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3718 * expr.c (store_field): Strip conversions to odd-bit-sized types
3719 if the destination field width matches.
3721 2005-01-26 Richard Henderson <rth@redhat.com>
3723 * c-decl.c, expmed.c, expr.c: Revert last change.
3725 2005-01-26 Richard Henderson <rth@redhat.com>
3728 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3730 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3731 if we don't need the bits above those present in the current mode.
3732 * expr.c (store_field): Strip conversions to odd-bit-sized types
3733 if the destination field width matches.
3735 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3737 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3738 either -ffast-math or -funsafe-math-optimizations is in use.
3740 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3744 * config/avr/avr.c (notice_update_cc): Only set condition code for
3745 ashrqi3 if shift count > 0.
3746 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3747 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3748 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3749 count <= 0 as a no-op, and shift count >= width by copying zero
3750 or sign bit to all bits of the result.
3751 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3752 count, with attribute "length" set to 0 and "cc" set to "none".
3754 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3756 * doc/invoke.texi: Document -mTLS.
3758 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3759 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3760 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3761 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3762 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3763 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3764 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3765 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3767 * configure.ac: Check for a TLS capable gas.
3769 * configure: Regenerate.
3771 2005-01-26 Richard Henderson <rth@redhat.com>
3774 * combine.c (make_field_assignment): Simplify store to zero_extract
3775 from a source with an overlapping mask.
3777 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3779 2004-11-11 Eric Christopher <echristo@redhat.com>
3781 * config/frv/frv.md: Add fr400_integer automaton. Don't
3782 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3785 2005-01-26 Steven Bosscher <stevenb@suse.de>
3788 * cfgbuild.c (make_edges): Do not clear or set
3789 current_function_has_computed_jump.
3790 * function.h (struct function): Remove the has_computed_jump field.
3791 (current_function_has_computed_jump): Do not define.
3792 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3793 in a computed jump. Ignore current_function_has_computed_jump.
3795 2005-01-26 Richard Henderson <rth@redhat.com>
3798 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3799 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3801 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3802 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3803 objects into static storage if they have more than one non-zero value.
3804 * tree.h (categorize_ctor_elements): Update decl.
3806 2005-01-26 Steven Bosscher <stevenb@suse.de>
3809 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3810 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3811 to this function from 2004-07-10.
3812 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3813 the current function for tail call optimizations if the address
3814 of one of it its arguments is taken.
3816 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3818 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3820 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3822 * function.c (expand_function_end): If current_function_calls_alloca,
3823 emit stack restore in a place that is reached when the function falls
3826 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3828 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3829 rule to avoid matching inappropriate suffix rule.
3831 2005-01-26 Jan Hubicka <jh@suse.cz>
3833 PR tree-optimization/19241
3834 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3836 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3838 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3839 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3841 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3842 <sim*>: Always use crt1.o, regardless of N in simN.
3843 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3844 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3845 (CRT_CALL_STATIC_FUNCTION): Remove.
3846 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3847 use crt1.o, regardless of N in simN.
3848 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3849 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3850 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3851 case isystem setting.
3852 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3854 2005-01-25 Ian Lance Taylor <ian@airs.com>
3856 * gimple-low.c (block_may_fallthru): Correct handling of
3857 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3859 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3861 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3862 handlers to match indentation; nested under the mtune=* handler.
3863 Similar for mcpu= and march=.
3865 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3867 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3868 * config/mips/linux64.h (LIB_SPEC): Likewise.
3869 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3870 * config/sh/linux.h (LIB_SPEC): Likewise.
3872 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3874 * config/frv/frv.c (frv_legitimize_tls_address): New.
3875 (TARGET_HAVE_TLS): Define.
3876 (FRV_SYMBOL_REF_TLS_P): Define.
3877 (frv_override_options): Handle new register classes.
3878 (frv_legitimate_address_p): Reject tls addresses.
3879 (frv_legitimize_address): Handle TLS addresses.
3880 (gen_inlined_tls_plt): New.
3882 (frv_legitimize_tls_address): New.
3883 (unspec_got_name): Add TLS entries.
3884 (got12_operand): Add R_FRV_TLSMOFF12 case.
3885 (frv_emit_move): Fixup TLS addresses.
3886 (frv_emit_movsi): Legitimize TLS addresses.
3888 * config/frv/frv.h (MASK_BIG_TLS): New.
3889 (TARGET_BIG_TLS): New.
3890 (HAVE_AS_TLS): Define.
3891 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3892 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3893 (REG_CLASS_NAMES): Same.
3894 (REG_CLASS_CONTENTS): Same.
3895 (CONSTRAINT_LEN): New.
3896 (REG_CLASS_FROM_CONSTRAINT): New.
3897 (PREDICATE_CODES): Add symbolic_operand.
3899 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3900 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3901 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3902 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3903 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3904 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3905 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3906 GR9_REG, GR14_REG, LRREG.
3907 (type): Add load_or_call attribute.
3908 ("load_or_call"): New reservation.
3909 ("call_gettlsoff"): New.
3910 ("tls_indirect_call"): New.
3911 ("tls_load_gottlsoff12"): New.
3912 ("tlsoff_hilo"): New.
3913 ("tls_tlsdesc_ldd"): New.
3914 ("tls_tlsoff_ld"): New.
3917 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3919 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3921 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3922 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3923 * config/frv/frv.c (TLS_BIAS): Define.
3924 (frv_output_dwarf_dtprel): New.
3926 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3928 PR rtl-optimization/19579
3929 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3930 both A and B, see if they don't clobber registers the other expr uses.
3932 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3934 * real.c (do_add): Initialize signalling and canonical members.
3936 * real.c (real_from_integer): Zero out destination.
3938 2005-01-18 Jan Hubicka <jh@suse.cz>
3940 PR tree-optimize/19337
3941 * tree-inline.c (initialize_inlined_parameters): Copy
3942 saved_static_chain_decl only.
3944 2005-01-25 Richard Henderson <rth@redhat.com>
3948 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3949 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3950 80387 enabled, to return a proper subclass. Return the subset that
3951 overlaps with GENERAL_REGS for PLUS.
3952 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3954 2005-01-25 Richard Henderson <rth@redhat.com>
3957 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3959 2005-01-25 Roger Sayle <roger@eyesopen.com>
3961 * expmed.c (choose_multiplier): Change interface to return the
3962 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3963 (expand_divmod): Update calls to choose_multiplier.
3965 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3968 * expmed.c (extract_bit_field): Use adjust_address instead of
3969 gen_lowpart when op0 is a MEM.
3971 2005-01-24 Steven Bosscher <stevenb@suse.de>
3973 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3975 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3977 * config/mips/irix-csr.c: New file.
3978 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3979 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3980 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3983 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3986 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3987 sparc/elf.h, add sparc/sp-elf.h.
3988 (sparc-*-rtems*): Likewise.
3989 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3990 tm-dwarf2.h, add sparc/sp-elf.h.
3991 (sparc86x-*-elf): Likewise.
3992 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3993 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3994 TARGET_OS_CPP_BUILTINS.
3995 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3996 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3998 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3999 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4000 (SWITCH_TAKES_ARG): Likewise.
4001 (LOCAL_LABEL_PREFIX): Likewise.
4002 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4003 (TARGET_N_FORMAT_TYPES): Delete.
4004 (TARGET_FORMAT_TYPES): Likewise.
4005 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4006 * config/sparc/elf.h: Delete.
4007 * config/sparc/sp-elf.h: New file.
4009 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4011 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4012 * tree-flow.h: Remove the corresponding prototype.
4013 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4014 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4016 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4019 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4020 for AIX ABI or ELF -fPIC.
4021 (rs6000_emit_load_toc_table): Don't create toc_section here.
4022 (rs6000_xcoff_file_start): Nor here.
4024 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4026 * sh.c (ra.h): Don't #include.
4027 (hard_regs_intersect_p): New function, resurrected from ra.c.
4029 * sh.c: Fix 1996 Copyright.
4031 2005-01-24 Richard Henderson <rth@redhat.com>
4032 Aldy Hernandez <aldyh@redhat.com>
4034 * regrename.c (note_sets): Handle subregs.
4036 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4039 * genconditions.c (write_header, write_conditions): Elide file if
4042 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4044 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4045 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4048 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4050 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4051 expand_builtin_printf, expand_builtin_fprintf,
4052 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4053 checking against POINTER_TYPE.
4054 (validate_arglist): Handle POINTER_TYPE code by checking
4057 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4059 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4061 (for_each_rtx): Call for_each_rtx_1.
4062 * rtl.h (init_rtlanal): Declare.
4063 * toplev.c (backend_init): Call init_rtlanal.
4065 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4067 * flow.c (propagate_one_insn): Formatting.
4070 * flow.c (libcall_dead_p): Be more conservative if unsure.
4071 If there are any instructions between insn and call, see if they are
4072 all dead before saying the libcall is dead.
4074 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4076 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4077 operand constraint for operand 0.
4079 2005-01-23 Richard Henderson <rth@redhat.com>
4082 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4083 edges leading to join block.
4085 2005-01-23 Roger Sayle <roger@eyesopen.com>
4087 * expmed.c (expand_mult_highpart): Make static. Change type of
4088 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4089 (expand_divmod): Updates calls to expand_mult_highpart by using
4090 gen_int_mode to pass a CONST_INT rtx.
4091 * rtl.h (expand_mult_highpart): Remove prototype.
4093 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4095 * flow.c (regset_bytes, regset_size): Remove.
4097 * cfganal.c: Fix a reference to Harvey's paper.
4099 2005-01-23 Steven Bosscher <stevenb@suse.de>
4101 PR rtl-optimization/19464
4102 * tree-optimize.c (init_tree_optimization_passes): Add one more
4103 copyrename pass just before out-of-ssa.
4105 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4108 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4109 * ggc-none.c (ggc_free): Define.
4111 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4113 * cse.c (max_reg, max_insn_uid): Remove.
4114 (cse_main): Don't access max_reg or max_insn_uid.
4116 * c-common.c (explicit_flag_signed_bitfields,
4117 lang_statement_code_p, lang_expand_function_end): Remove.
4118 * c-common.h: Remove the corresponding declarations.
4119 * c-opts.c (c_common_handle_option): Remove all write access
4120 to explicit_flag_signed_bitfields.
4122 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4123 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4124 * cgraph.h: Remove the corresponding declaration.
4126 * gcse.c (null_pointer_info): Remove.
4128 2005-01-23 Roger Sayle <roger@eyesopen.com>
4129 Eric Botcazou <ebotcazou@libertysurf.fr>
4131 * combine.c (simplify_logical): Only simplify logical expressions
4132 of the form ior(and(x,y),z) by the inverse distributive law if the
4133 result is cheaper than the original.
4135 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4137 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4138 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4139 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4140 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4141 config/freebsd-spec.h, config/arm/arm.h,
4142 config/h8300/h8300.md, config/i386/i386.md,
4143 config/i386/predicates.md, config/i386/sse.md,
4144 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4145 config/vax/vax.md: Fix comment typos. Follow spelling
4148 2005-01-23 Steven Bosscher <stevenb@suse.de>
4150 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4151 tests, instead of `less than'.
4153 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4155 * function.c (assign_parm_setup_block): When creating a new stack slot
4156 for a parameter, get its alignment from the parameter's DECL_ALIGN
4157 rather than the type's TYPE_ALIGN. Make sure that the parameter
4158 is at least word aligned.
4160 2005-01-22 Roger Sayle <roger@eyesopen.com>
4163 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4165 2005-01-22 Richard Henderson <rth@redhat.com>
4168 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4169 in both compare operands.
4170 (movdfcc_1_sse_max): Likewise.
4171 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4172 (movdfcc_1_sse): Likewise.
4173 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4174 scratch register as needed.
4176 2005-01-22 Richard Henderson <rth@redhat.com>
4178 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4180 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4182 2005-01-22 Richard Henderson <rth@redhat.com>
4184 * genopinit.c (optabs): Use smin/smax for floating point too.
4185 * doc/md.texi: Update to match. Clarify that floating point
4186 results are undefined for +0/-0 and NaN.
4187 * doc/rtl.texi: Likewise.
4188 * rtl.def (SMIN, SMAX): Likewise
4189 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4191 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4192 leading 's' to the name.
4193 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4194 smaxxf3, sminxf3): Likewise.
4195 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4198 2005-01-22 Paul Brook <paul@codesourcery.com>
4200 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4202 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4204 * config/s390/s390.c (struct processor_costs): New fields
4205 dlgr, dlr, dr, dsgfr, dsgr.
4206 (z900_cost, z990_cost): Values for new fields.
4207 (s390_rtx_costs): New cases MEM und COMPARE in switch
4208 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4209 DIV, MOD, UDIV, UMOD.
4211 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4213 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4214 into the register being decremented.
4215 ("doloop_si31", "doloop_di"): Likewise.
4216 ("*doloop_si_long"): Adapt pattern.
4218 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4220 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4222 (CLASS_MAX_NREGS): Likewise.
4224 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4226 * doc/tree-ssa.texi (Statement Operands): Add example for new
4227 must-def macro. Note deprecation of old operands interface.
4229 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4231 PR tree-optimization/19484
4232 * tree-cfg.c (remove_fallthru_edge): New function.
4233 (cleanup_control_flow): Remove fallthru edges from calls that are
4234 now known not to return.
4236 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4238 Fix PR tree-optimization/19038
4239 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4240 copies with loop variant ones.
4242 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4244 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4245 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4246 config/alpha/alpha.md, config/alpha/predicates.md,
4247 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4248 config/sparc/sol2.h: Update copyright.
4250 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4251 first label to see if it is a nonlocal label.
4253 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4254 Andrew Pinski <pinskia@physics.uc.edu>
4257 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4258 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4260 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4262 * config/rs6000/rtems.h: Update copyright.
4264 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4267 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4268 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4269 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4271 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4274 * c-typeck.c (convert_arguments): Check for error_mark_node.
4276 2005-01-21 Ian Lance Taylor <ian@airs.com>
4278 PR tree-optimization/13000
4279 * tree-inline.c: Include "tree-flow.h".
4280 (expand_call_inline): If warn_return_type, warn if non-void inline
4281 function falls through.
4282 * tree-cfg.c (execute_warn_function_return): Don't warn about
4283 control reaching end if TREE_NO_WARNING is set. Set
4285 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4287 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4288 branch if we don't need one.
4289 * c-typeck.c: Include "tree-flow.h"
4290 (c_finish_bc_stmt): Don't add a goto if the current statement
4291 list doesn't fall through to the current point.
4293 2005-01-21 Roger Sayle <roger@eyesopen.com>
4295 PR rtl-optimization/576
4296 * real.c (real_arithmetic): Change return type from void to bool
4297 to return an indication that the result may be inexact.
4298 * real.h (real_arithmeric): Update prototype.
4299 * fold-const.c (const_binop): Don't constant fold floating
4300 point expressions when the user specifies -frounding-math and
4301 the result may depend upon the run-time rounding mode.
4302 (fold_convert_const_real_from_real): Clean-up.
4303 (fold_initializer): Ignore flag_rounding_math for initializers.
4304 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4305 constant fold FP operations with flag_rounding_math if the
4306 result may depend upon the run-time rounding mode.
4308 2005-01-21 Tom Tromey <tromey@redhat.com>
4310 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4312 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4314 * tree-cfg.c: Fix comment typos.
4316 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4318 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4319 around the call to rest_of_handle_branch_target_load_optimize.
4321 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4323 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4324 (sparc64-*-openbsd*): Likewise.
4325 (sparclite-*-elf*): Include tm-dwarf2.h.
4326 (sparc86x-*-elf*): Likewise.
4327 (sparc64-*-elf*): Likewise.
4328 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4329 (DBX_DEBUGGING_INFO): Likewise.
4330 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4331 (PREFERRED_DEBUGGING_TYPE): Likewise.
4332 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4333 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4334 (PREFERRED_DEBUGGING_TYPE): Likewise.
4335 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4336 (PREFERRED_DEBUGGING_TYPE): Likewise.
4337 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4339 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4342 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4344 2005-01-20 Paul Brook <paul@codesourcery.com>
4346 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4348 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4350 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4351 label is first in a sequence of labels.
4353 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4355 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4356 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4358 * doc/sourcebuild.texi (Test Directives): New.
4360 2005-01-20 Roger Sayle <roger@eyesopen.com>
4362 * real.c (real_floor): Don't leave the result uninitialized when
4363 mode is VOIDMode, but return the unrounded intermediate value.
4364 (real_ceil): Likewise.
4366 2005-01-20 Paul Brook <paul@codesourcery.com>
4368 * config/arm/arm.md (insv): Use gen_int_mode.
4370 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4372 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4373 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4374 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4375 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4376 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4378 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4381 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4382 fbreg, so we have to assume we can't.
4383 (loc_descriptor_from_tree_1): Ditto.
4384 (containing_function_has_frame_base): New function.
4385 (add_location_or_const_value_attribute): Use it.
4386 Also try to generate a frame_base from a single element location
4389 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4391 PR tree-optimization/15349
4392 * timevar.def (TV_TREE_MERGE_PHI): New.
4393 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4395 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4396 calls to tree_forwarder_block_p.
4397 (remove_forwarder_block_with_phi, merge_phi_nodes,
4398 gate_merge_phi, pass_merge_phi): New.
4399 * tree-optimize.c (init_tree_optimization_passes): Add
4401 * tree-pass.h: Add an extern for pass_merge_phi;
4403 2005-01-20 Richard Henderson <rth@redhat.com>
4406 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4407 (_mm_castps_pd, _mm_castps_si128): New.
4408 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4410 2005-01-20 Richard Henderson <rth@redhat.com>
4413 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4414 __builtin_ia32_vec_init_v2si.
4415 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4416 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4417 (ix86_init_mmx_sse_builtins): Create it.
4418 (ix86_expand_builtin): Expand it.
4419 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4420 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4421 (vec_extractv2si_0, vec_extractv2si_1): New.
4423 2005-01-20 Richard Henderson <rth@redhat.com>
4426 * config/i386/i386.c (ix86_expand_push): New.
4427 * config/i386/mmx.md (push<MMXMODE>1): New.
4428 * config/i386/sse.md (push<SSEMODE>1): New.
4429 * config/i386/i386-protos.h: Update.
4431 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4433 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4436 2005-01-20 Richard Henderson <rth@redhat.com>
4438 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4439 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4441 2005-01-19 Richard Henderson <rth@redhat.com>
4444 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4445 to V4SFmode in SSE1 fallback load path.
4447 2005-01-19 Richard Henderson <rth@redhat.com>
4449 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4450 in QImode expansion to ix86_expand_vector_set.
4451 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4453 2005-01-19 Richard Henderson <rth@redhat.com>
4456 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4457 subclass of the input class.
4458 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4459 Always true for cross-SSE1 classes. Rationalize conditionals.
4460 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4461 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4462 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4463 (movdi_2): Add MMX/SSE zeros.
4464 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4465 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4466 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4467 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4468 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4469 (zero_extendsidi2_rex64_1): Remove.
4470 (MOV0 peephole): Check GENERAL_REG_P.
4472 2005-01-19 Richard Henderson <rth@redhat.com>
4475 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4477 (ix86_expand_vector_extract): Likewise.
4479 2005-01-19 Richard Henderson <rth@redhat.com>
4482 * expr.c (emit_move_change_mode): New argument force; use
4483 simplify_gen_subreg if true.
4484 (emit_move_via_alt_mode): Merge into ...
4485 (emit_move_via_integer): ... here.
4486 (emit_move_ccmode): Use emit_move_change_mode directly.
4488 2005-01-19 Richard Henderson <rth@redhat.com>
4491 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4492 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4493 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4495 (alpha_emit_set_const): Likewise. Make static.
4496 (alpha_emit_set_long_const): Make static.
4497 (alpha_extract_integer): Split out from alpha_expand_mov.
4498 (alpha_split_const_mov): Likewise.
4499 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4500 (alpha_legitimate_constant_p): New.
4501 * config/alpha/alpha-protos.h: Update.
4502 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4503 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4504 * config/alpha/alpha.md (movsi): Add n alternative.
4505 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4506 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4507 (splitters for all of the above): Use alpha_split_const_mov.
4508 * config/alpha/predicates.md (non_add_const_operand): New.
4509 (non_zero_const_operand): New.
4510 (input_operand): Use alpha_legitimate_constant_p after reload.
4512 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4514 PR tree-optimization/19038
4515 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4516 (add_candidate): Add ivs with increment in latch only if
4517 allow_ip_end_pos_p is true.
4518 (determine_iv_cost): Use empty_block_p.
4520 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4522 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4523 (compute_dominance_frontiers): Ditto.
4525 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4528 * config/sh/t-rtems: New.
4529 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4531 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4533 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4534 the offset of the selected field.
4536 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4538 * tree-cfg.c (remove_forwarder_block): Fix the check to
4539 prevent a nonlocal label from appearing in the middle of a
4542 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4544 PR rtl-optimization/19462
4545 * reorg.c (find_end_label): Create return insn only if
4546 current_function_epilogue_delay_list is empty.
4548 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4550 * doc/passes.texi: Remove paragraph mentioning new-ra.
4552 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4554 PR rtl-optimization/15139
4555 * combine.c: Include params.h.
4556 (count_rtxs): New function.
4557 (record_value_for_reg): If replace_rtx would replace at least
4558 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4559 (clobber (const_int 0)) instead of TEM.
4560 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4561 * params.h (MAX_LAST_VALUE_RTL): New.
4562 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4563 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4566 * c-typeck.c (digest_init): Only call build_vector if all constructor
4567 elements are *_CST nodes.
4568 * gimplify.c (gimplify_init_constructor): Likewise.
4571 * c-typeck.c (digest_init): Only call build_vector if inside_init
4574 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4576 * toplev.c (init_asm_output): Remove dead #ifdef.
4578 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4580 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4582 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4584 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4585 accessing DECL_FUNCTION_CODE.
4586 * dojump.c (do_jump): Likewise.
4587 * gimplify.c (gimplify_call_expr): Likewise.
4588 * predict.c (expr_expected_value): Likewise.
4589 (strip_builtin_expect): Likewise.
4590 * tree-inline.c (estimate_num_insns_1): Likewise.
4591 * tree-ssa-loop-im.c (stmt_cost): Likewise
4592 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4593 (tree_expr_nonnegative_p): Likewise.
4595 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4597 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4598 variant of the load_pcrel_sym pattern.
4599 * config/sparc/sparc.md (P macro): Move to the top.
4600 (load_pcrel_sym): Macroize using P.
4601 (save_register_window): Likewise.
4603 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4605 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4608 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4611 * c-typeck.c (build_asm_expr): Strip nops off
4612 input memory operands.
4614 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4616 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4617 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4618 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4619 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4621 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4624 * config/i386/i386.c (override_options): If the 80387 is disabled,
4625 then do not return FP values using FP registers.
4627 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4629 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4630 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4631 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4632 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4633 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4634 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4635 output.h, postreload-gcse.c, postreload.c, recog.c,
4636 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4637 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4638 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4639 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4640 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4641 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4642 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4643 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4645 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4646 config/alpha/alpha.c, config/arm/vfp.md,
4647 config/i386/emmintrin.h, config/i386/i386-modes.def,
4648 config/i386/i386-protos.h, config/i386/i386.h,
4649 config/i386/pmmintrin.h, config/i386/ppro.md,
4650 config/i386/predicates.md, config/i386/xmmintrin.h,
4651 config/i860/i860.c, config/ia64/ia64-modes.def,
4652 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4653 config/ia64/ia64.md, config/ia64/itanium1.md,
4654 config/ia64/itanium2.md, config/ia64/predicates.md,
4655 config/iq2000/iq2000.h, config/mips/linux64.h,
4656 config/rs6000/aix41.h, config/rs6000/aix43.h,
4657 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4658 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4659 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4660 config/sparc/linux64.h, config/sparc/litecoff.h,
4661 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4662 config/sparc/sparc.h, config/sparc/sparc.md,
4663 config/sparc/sysv4-only.h: Update copyright.
4665 2005-01-18 Richard Henderson <rth@redhat.com>
4668 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4670 2005-01-18 Marc Espie <espie@openbsd.org>
4671 * config/i386/openbsdelf.h: Typo.
4673 2005-01-18 Richard Henderson <rth@redhat.com>
4675 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4676 special case for sse.
4677 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4679 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4681 * tree-inline.c (estimate_num_insns_1): Added cases for
4682 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4684 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4686 PR rtl-optimization/19296
4687 * combine.c (simplify_comparison): Rewrite the condition under
4688 which a non-paradoxical SUBREG of a PLUS can be lifted when
4689 compared against a constant.
4691 2005-01-18 Andi Kleen <ak@muc.de>
4693 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4694 * c.opt (-Wpointer-sign): Add.
4695 * doc/invoke.texi: (-Wpointer-sign): Add.
4697 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4699 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4700 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4701 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4702 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4703 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4704 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4705 for TARGET_MIX_SSE_I387.
4706 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4707 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4708 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4709 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4710 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4711 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4712 TARGET_MIX_SSE_I387.
4713 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4716 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4719 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4720 Add movaps alternative for xmm reg->reg move.
4722 2005-01-17 Jeff Law <law@redhat.com>
4724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4725 at the end of the main DOM loop rather than just before DOM exits.
4727 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4729 PR tree-optimization/19121
4730 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4731 adding aliases to a name tag, also add them to the pointer's
4733 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4734 sensitive alias info at all. Only check that the two pointers
4735 have compatible pointed-to sets.
4736 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4737 a pointer's type tag is a superset of the alias set of the
4740 2005-01-17 James E Wilson <wilson@specifixinc.com>
4743 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4744 comment to document why.
4746 2005-01-17 Richard Henderson <rth@redhat.com>
4748 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4749 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4750 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4751 sse2_vmsminv2df3_finite): New.
4752 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4753 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4754 Force op1 into register.
4756 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4758 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4759 bubblestrap from always rebuilding build directory.
4761 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4763 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4764 ("*cmpmem_short"): Likewise.
4766 2005-01-17 Steven Bosscher <stevenb@suse.de>
4768 * basic-block.h: Document BB_* flags.
4769 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4770 use an sbitmap instead.
4771 * sched-rgn.c (compute_trg_info): Likewise.
4773 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4775 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4776 redundant target_cpu_default and extra_parts lines. Use the default
4778 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4779 (SUBTARGET_EXTRA_SPECS): Delete.
4780 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4781 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4782 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4783 and "n32" for -mabi=n32.
4785 2005-01-17 Ian Lance Taylor <ian@airs.com>
4788 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4789 fold constant variables into initial values.
4791 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4793 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4795 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4796 through the statements backward.
4798 2005-01-17 Ian Lance Taylor <ian@airs.com>
4800 PR middle-end/13127:
4801 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4802 a variable set to the return value of the inlined function.
4804 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4806 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4807 when modes are tieable.
4809 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4811 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4812 of pthread_create to find out if threads are enabled.
4813 * gthr-posix95.h (__gthread_active_p): Likewise.
4815 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4817 * common.opt (-fnew-ra): Remove.
4819 * toplev.h (flag_new_regalloc): Remove.
4820 * Makefile.in (ra*.*): Don't mention.
4821 * passes.c (rest_of_handle_new_regalloc): Remove.
4822 (rest_of_handle_combine, rest_of_compilation): Always consider
4823 flag_new_regalloc as false.
4824 * doc/invoke.texi: Don't document -fnew-ra.
4826 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4828 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4829 last parameter to reg_scan.
4830 * loop.c (loop_optimize): Likewise.
4831 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4832 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4833 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4834 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4835 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4836 * regclass.c (reg_scan): Likewise, for the declaration.
4837 * rtl.h (reg_scan): Likewise, for the prototype.
4839 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4842 mark_dfs_back_edges.
4844 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4846 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4847 (compute_avail): Uses don't go in tmp_gen.
4849 2005-01-16 Steven Bosscher <stevenb@suse.de>
4851 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4852 loop to look for a free slot in a page entry.
4854 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4857 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4858 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4859 just before targetm.asm_out.file_end.
4860 * tree.h (process_pending_assemble_output_defs): Declare.
4861 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4863 (assemble_alias): Defer generation of assembly code for defines when
4864 TARGET_DEFERRED_OUTPUT_DEFS is true.
4865 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4866 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4867 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4869 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4872 * pa.c (pa_scalar_mode_supported_p): New function.
4873 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4874 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4876 * pa-protos.h (prefetch_operand): Delete.
4877 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4878 * pa.c (prefetch_operand): Delete.
4879 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4880 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4881 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4882 and prefetch_nocc_operand.
4883 * pa.md (prefetch): Rework to avoid reload problems handling short
4884 displacements when a cache control completer needs to be provided.
4885 (prefetch_32, prefetch_64): Delete.
4886 (prefetch_cc, prefetch_nocc): New patterns.
4888 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4890 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4892 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4895 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4896 exceeds maximum alignment for global common data.
4897 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4898 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4900 2004-01-15 Roger Sayle <roger@eyesopen.com>
4902 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4904 2004-01-15 Roger Sayle <roger@eyesopen.com>
4906 * harg-reg-set.h (reg_class_names): Prototype global array.
4907 * regclass.c (reg_class_names): Declare here and initialize to
4909 (dump_regclass): Remove local declaration of reg_class_names.
4910 (regclass): Likewise.
4911 * cfg.c (dump_flow_info): Likewise.
4912 * ra-debug.c (reg_class_names): Likewise.
4913 * regrename.c (reg_class_names): Likewise.
4914 * reload.c (reg_class_names): Likewise.
4915 * reload1.c (spill_failure): Likewise.
4916 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4918 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4920 * config/s390/s390.md ("reload_outti"): Remove predicate for
4921 output operand. Abort if operand is not a MEM.
4922 ("reload_outdi", "reload_outdf"): Likewise.
4924 2005-01-15 Marc Espie <espie@openbsd.org>
4926 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4927 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4928 * config/openbsd.h: Fix C++ includes for native configurations.
4929 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4930 Add trampoline support.
4931 * config/i386/openbsdelf.h: New.
4933 2005-01-15 Marc Espie <espie@openbsd.org>
4935 * collect2.c (main): Explicitly parse -dynamic-linker option.
4937 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4939 PR tree-optimization/19060
4940 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4941 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4942 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4943 and handle extract_range_from_cond returning false.
4944 * fold-const.c (fold): Optimize comparisons with min/max even for
4945 width > HOST_BITS_PER_WIDE_INT.
4947 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4949 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4950 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4951 Remove little endian multilib variants.
4952 Add mips32 multilib variant.
4954 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4956 * explow.c (copy_all_reg, stabilize): Remove.
4957 * expr.h: Remove the corresponding prototypes.
4959 * rtlanal.c (regs_set_between_p): Remove.
4960 * rtl.h: Remove the corresponding prototype.
4962 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4964 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4965 to rs6000_nonimmediate_operand.
4966 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4967 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4968 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4969 rs6000_nonimmediate_operand.
4970 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4971 rs6000_nonimmediate_operand.
4973 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4975 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4977 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4979 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4981 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4982 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4984 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4985 (rs6k_nonimmediate_operand): New.
4986 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4988 (legitimate_lo_sum_address_p): Same.
4989 (rs6000_legitimize_address): Same.
4990 (rs6000_legitimize_reload_address): Same.
4991 (rs6000_legitimate_address): Same.
4992 (spe_build_register_parallel): Pass DF and DC modes in a DI
4995 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4996 to rs6k_nonimmediate_operand.
4998 * config/rs6000/spe.md ("*frob_df_di"): New.
4999 ("*frob_di_df"): New.
5000 ("*frob_di_df_2"): New.
5001 ("*mov_sidf_e500_subreg0"): New.
5002 ("*mov_sidf_e500_subreg4"): New.
5003 ("*movdf_e500_double"): Change predicate to
5004 rs6k_nonimmediate_operand.
5006 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5008 * postreload.c (move2add_note_store): Only call
5009 trunc_int_for_mode on scalar integers.
5011 2005-01-14 Steven Bosscher <stevenb@suse.de>
5013 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5014 replace BB_VISITED uses.
5015 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5016 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5017 (tree_dce_done): Free visited_control_parents.
5018 (perform_tree_ssa_dce): Allocate and clear it.
5019 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5020 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5021 instead of BB_VISITED.
5023 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5025 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5026 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5027 Remove unused prototypes.
5029 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5031 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5032 64-bit register usage.
5033 (spe_func_has_64bit_regs_p): Add FIXME note.
5035 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5037 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5038 flag_finite_math_only with flag_unsafe_math_optimizations.
5040 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5042 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5044 (__tpf_eh_return): Copy TPF private stack area from the module
5045 boundary stack frame. Add check for when module addresses are
5046 equal, but no stub address is found.
5048 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5051 * arm.h (struct machine_function): Add call_via field.
5052 (thumb_call_via_label): Declare.
5053 * arm.c (thumb_call_via_label): New variable.
5054 (thumb_call_reg_needed): New variable.
5055 (arm_output_function_epilogue): For Thumb code, output any per-function
5056 call-indirect trampolines.
5057 (thumb_call_via_reg): New function.
5058 (arm_file_end): New function.
5059 (TARGET_ASM_FILE_END): Call arm_file_end.
5060 (aof_file_end): Likewise.
5061 * arm-protos.h (thumb_call_via_reg): Declare.
5062 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5063 thumb_call_via_reg in normal case.
5065 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5068 PR rtl-optimization/19348
5069 * recog.c (peephole2_optimize): Do global life update if some peephole
5070 decides it doesn't need at least one of its inputs and that change
5071 influences liveness at the start of the basic block.
5073 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5074 arguments instead of 1.
5076 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5079 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5080 zero for nested functions needing a static chain or functions
5081 with a non-constant address.
5083 2005-01-13 Roger Sayle <roger@eyesopen.com>
5085 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5086 (and (sign_extend X) C) into (zero_extend (and X C)).
5088 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5090 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5092 2005-01-13 Richard Henderson <rth@redhat.com>
5097 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5098 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5099 not just TARGET_SSE.
5100 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5101 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5102 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5103 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5104 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5105 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5106 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5107 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5108 (movdicc_c_rex64): Rename with '*'.
5109 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5110 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5111 (movsfcc_1_387): Rename from movsfcc_1.
5112 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5113 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5114 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5115 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5116 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5117 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5118 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5119 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5120 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5121 sse_movdfcc_const0_4): Remove.
5122 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5123 recognize min/max early. Update for changed sse cmove patterns.
5124 (ix86_split_sse_movcc): New.
5125 * config/i386/i386-protos.h: Update.
5127 2005-01-13 Steven Bosscher <stevenb@suse.de>
5129 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5130 (fix_stmt_v_may_defs): Likewise.
5132 2005-01-13 Richard Henderson <rth@redhat.com>
5134 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5135 for converting the mask.
5137 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5139 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5142 2005-01-13 Richard Henderson <rth@redhat.com>
5144 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5145 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5146 IX86_BUILTIN_MOVDQ2Q): Remove.
5147 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5148 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5149 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5151 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5152 (sse2_pextrw): Fix immediate constraint.
5153 (sse2_loadq, sse2_loadq_rex64): Remove.
5154 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5155 Use __builtin_ia32_vec_ext_<size>.
5156 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5158 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5160 * function.c (assign_parm_setup_block): Look inside original
5161 entry_parm when inspecting PARALLEL.
5163 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5164 Joel Sherrill <joel@oarcorp.com>
5167 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5168 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5169 rtems_gxx_recursive_mutex_init.
5170 (__gthread_recursive_mutex_lock): New function.
5171 (__gthread_recursive_mutex_trylock): Likewise.
5172 (__gthread_recursive_mutex_unlock): Likewise.
5174 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5176 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5178 2005-01-13 Jan Beulich <jbeulich@novell.com>
5180 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5181 (ashrti3_internal): Indicate output is early clobber. Generate result
5182 into output rather than first input. Use move for low word of output
5183 if shift count is exactly 64.
5184 (lshrti3_internal): Likewise.
5186 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5190 * reload1.c (delete_output_reload): Don't delete an output reload
5191 if the pseudo lives longer than a single basic block. Adjust and
5192 improve wording of comment.
5194 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5197 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5198 of TYPE_SIZE where we mean the number of bytes.
5200 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5202 * function.c (assign_parm_setup_block): Relax condition on
5203 multi-register optimization.
5205 2005-01-12 Nick Clifton <nickc@redhat.com>
5207 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5208 an "in_delay_slot" attribute of "no" to prevent them being used in
5209 delay slots. This is forbidden because they might generate
5212 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5215 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5218 2005-01-12 Nick Clifton <nickc@redhat.com>
5220 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5221 passed on to GAS) but do not define, as GAS no longer supports or
5222 needs the -m2000 option.
5224 2005-01-11 Roger Sayle <roger@eyesopen.com>
5226 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5227 type as args of unprototyped builtins aren't automatically promoted.
5228 (fold_builtin_abs): Likewise.
5230 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5232 * Makefile.in: Set a `build-warn' variable.
5234 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5236 PR tree-optimization/17949
5237 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5238 (find_interesting_uses_address): Use it.
5240 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5242 * regrename.c (kill_value): Handle subreg's that won't simplify.
5244 2005-01-11 Richard Henderson <rth@redhat.com>
5247 * config/i386/i386.h (enum ix86_builtins): Move ...
5248 * config/i386/i386.c: ... here.
5249 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5250 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5251 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5252 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5253 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5254 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5255 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5256 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5257 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5258 IX86_BUILTIN_LOADDDUP): Remove.
5259 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5260 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5261 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5262 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5263 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5264 (ix86_init_builtins): Make static.
5265 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5266 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5267 if all the modes match. Otherwise, fake it.
5268 (get_element_number, ix86_expand_vec_init_builtin,
5269 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5270 (ix86_expand_builtin): Make static. Update for changed builtins.
5271 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5272 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5273 (ix86_expand_vector_init_duplicate): New.
5274 (ix86_expand_vector_init_low_nonzero): New.
5275 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5276 Split out from ix86_expand_vector_init; handle integer modes.
5277 (ix86_expand_vector_init): Use them.
5278 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5279 * config/i386/i386-protos.h: Update.
5280 * config/i386/predicates.md (reg_or_0_operand): New.
5281 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5282 (movv2sf_internal): Likewise. And a splitter to match them all.
5283 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5284 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5285 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5286 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5287 (mmx_pinsrw): Fix operand ordering.
5288 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5289 rather than sse_loadss expander.
5290 (movv2df splitter): Similarly.
5291 (sse_loadss, sse_loadlss): Remove.
5292 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5293 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5294 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5295 (sse3_movddup): Rename with '*'.
5296 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5297 (sse2_loadsd): Remove.
5298 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5299 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5300 (sse2_pinsrw): Fix argument ordering.
5301 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5302 (sse2_stored): Remove 'r' destination.
5303 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5304 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5305 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5306 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5307 vec_extractv16qi, vec_initv16qi): New.
5309 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5310 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5311 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5313 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5314 (_mm_load_si128, _mm_store_si128): Likewise.
5315 (_mm_load1_pd): Use _mm_set1_pd.
5316 (_mm_load_sd): Use _mm_set_sd.
5317 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5318 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5319 (_mm_set_epi64): Use _mm_set_epi64x.
5320 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5321 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5322 _mm_setr_epi8): Use _mm_set_foo form.
5323 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5324 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5325 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5326 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5327 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5328 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5329 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5330 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5331 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5332 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5333 (_mm_movedup_pd): Use _mm_shuffle_pd.
5334 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5335 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5336 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5337 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5339 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5340 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5341 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5342 (_mm_store_ps): Use raw dereference.
5343 (_mm_store1_ps): Use _mm_storeu_ps.
5344 (_mm_storer_ps): Use _mm_store_ps.
5345 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5346 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5348 2005-01-11 Stan Shebs <shebs@apple.com>
5350 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5351 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5353 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5356 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5357 Skip all DECLs except for FIELD_DECLs.
5359 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5361 * config/s390/s390.c (override_options): Return error if
5362 -mbackchain, -mpacked-stack and -mhard-float are used together.
5363 (s390_va_start): Remove the backchain && packed-stack special case.
5364 (s390_gimplify_va_arg): Likewise.
5365 * doc/invoke.texi: Remove the ABI incompatibility note.
5367 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5369 * config/s390/s390.c (struct s390_frame_layout): Remove
5371 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5372 save_backchain_p with TARGET_BACKCHAIN.
5374 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5377 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5378 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5379 * function.c (locate_and_pad_parm): Set new field.
5380 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5381 Tweak where_pad test to include "none". Always set mem align for
5383 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5384 not sufficient for type.
5385 (assign_parm_setup_block): If stack_parm is zero on entry, always
5386 make a new stack local. Block move old stack parm if necessary
5387 to new aligned stack local.
5388 (assign_parm_setup_stack): Use a block move to handle
5389 potentially misaligned entry_parm.
5390 (assign_parms_unsplit_complex): Specify required alignment when
5391 creating stack local.
5392 * calls.c (compute_argument_addresses): Override alignment of stack
5393 arg calculated from its type with the alignment given by
5394 FUNCTION_ARG_BOUNDARY.
5395 (store_one_arg): Likewise.
5397 2005-01-11 Jan Beulich <jbeulich@novell.com>
5399 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5400 Change respective itanium_class attribute to ialu.
5401 (shladdp4_internal): New.
5402 * config/ia64/predicates.md (shladd_log2_operand): New.
5404 2005-01-11 Richard Henderson <rth@redhat.com>
5406 * expr.c (store_constructor): Use rtvec_alloc instead of
5407 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5409 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5411 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5413 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5415 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5416 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5417 (TARGET_RWRELOC): Define.
5418 (ia64_rwreloc_section_type_flags): Delete.
5419 (ia64_section_type_flags): New function.
5420 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5421 (TARGET_RWRELOC): Define.
5423 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5426 * config/ia64/ia64.c (process_set): For alloc insn, only call
5427 process_epilogue is !frame_pointer_needed.
5429 2005-01-10 Roger Sayle <roger@eyesopen.com>
5432 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5433 unary operator and can't be treated as a binary/comparison operator.
5435 2005-01-10 Richard Henderson <rth@redhat.com>
5437 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5438 (ix86_return_in_memory): Likewise.
5439 (function_arg_advance): Likewise. Mirror structure in function_arg
5440 for choosing register to advance.
5442 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5444 * tree-vectorizer.c, tree.def: Fix comment typos.
5446 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5448 * config/s390/s390.c (struct processor_costs): 4 new fields:
5449 ddbr, ddr, debr, der.
5450 (s390_rtx_costs): More precise handling of divide instructions.
5452 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5454 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5456 2005-01-10 Jan Beulich <jbeulich@novell.com>
5458 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5459 names resulting from -ffunction-sections/-fdata-sections and linkonce
5461 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5462 based on the section name. Rearrange the section name comparison logic
5463 slightly so that each section name is compared against at most once.
5465 2005-01-10 Ben Elliston <bje@au.ibm.com>
5467 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5468 targets for which -fPIC reduces limitations on the GOT size.
5470 2005-01-09 Falk Hueffner <falk@debian.org>
5472 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5475 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5478 * collect2.c (main): Set aixrtl_flag for -brtl option.
5479 (resolve_lib_name): Search for .so file extension before .a
5482 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5484 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5485 (vect_analyze_data_refs_alignment): Add dump prints.
5487 2005-01-09 Ira Rosen <irar@il.ibm.com>
5489 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5490 expr_invariant_in_loop_p.
5491 Initialize outputs first thing in the function.
5492 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5493 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5494 (vect_analyze_pointer_ref_access): Check that the initial condition of
5495 the access function is loop invariant.
5497 2005-01-09 Richard Henderson <rth@redhat.com>
5499 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5500 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5501 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5502 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5503 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5504 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5505 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5506 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5507 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5508 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5509 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5510 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5511 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5512 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5513 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5514 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5515 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5516 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5517 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5518 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5519 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5520 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5521 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5523 (mmx_clrdi, pavgusb): Remove.
5524 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5525 with leading sse_ prefix.
5526 * config/i386/sse.md: Receive them.
5527 * config/i386/mmx.md: New file.
5528 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5529 (subrv2sf3): Turn into expander for normal subtraction.
5530 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5531 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5532 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5533 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5534 commutative; use ix86_binary_operator_ok.
5535 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5536 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5537 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5538 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5539 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5540 Macroize from existing patterns; use ix86_binary_operator_ok.
5541 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5542 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5543 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5544 with vec_select+vec_concat.
5545 (mmx_pshufw, mmx_pshufw_1): Likewise.
5546 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5547 (mmx_uavgv4hi3): Model correctly.
5548 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5549 _mm_xor_si64): Remove casts.
5551 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5553 PR tree-optimization/19224
5554 * tree-scalar-evolution.c (get_instantiated_value,
5555 set_instantiated_value): New functions.
5556 (instantiate_parameters_1): Cache the results.
5557 (instantiate_parameters, resolve_mixers): Initialize and free
5560 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5562 * config/i386/i386.md (addhi_4): Correct reference in comment.
5565 2005-01-08 Richard Henderson <rth@redhat.com>
5567 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5568 (_mm_cvtsi128_si64x): Likewise.
5569 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5570 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5571 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5572 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5573 * config/i386/i386-protos.h: Update.
5574 * config/i386/i386.c (print_operand): Add 'H'.
5575 (ix86_fixup_binary_operands): Split out from ...
5576 (ix86_expand_binary_operator): ... here.
5577 (ix86_fixup_binary_operands_no_copy): New.
5578 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5579 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5580 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5581 (safe_vector_operand): Use CONST0_RTX.
5582 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5583 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5584 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5585 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5587 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5588 (IX86_BUILTIN_CMPNGESS): New.
5589 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5590 (attr type): Add sselog1.
5591 (attr unit, attr memory): Handle it.
5592 (movti, movti_internal, movti_rex64): Move near other integer moves.
5593 (movtf, movtf_internal): Move near other fp moves.
5594 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5595 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5596 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5597 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5598 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5599 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5600 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5601 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5602 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5603 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5604 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5605 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5606 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5607 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5608 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5609 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5610 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5611 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5612 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5613 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5614 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5615 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5616 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5617 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5618 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5619 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5620 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5621 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5622 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5623 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5624 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5625 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5626 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5627 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5628 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5629 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5630 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5631 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5632 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5633 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5634 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5635 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5636 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5637 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5639 (SSEPUSH, push<SSEPUSH>): Remove.
5640 (MMXPUSH, push<MMXPUSH>): Remove.
5641 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5642 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5643 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5644 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5645 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5646 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5647 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5648 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5649 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5650 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5651 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5652 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5653 (ppro_sse_log_V4SF): Handle sselog1.
5654 * config/i386/predicates.md (const_0_to_1_operand): New.
5655 (const_0_to_255_mul_8_operand): New.
5656 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5657 (const_2_to_3_operand, const_4_to_7_operand): New.
5658 * config/i386/sse.md: New file.
5659 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5660 (sse_movups): Rename from sse_movups_1.
5661 (sse_loadlss): Rename from sse_loadss_1.
5662 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5664 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5665 (absv4sf2, negv2df, absv2df): New.
5666 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5667 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5668 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5669 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5670 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5671 (sse3_addsubv4sf3): Model correctly.
5672 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5673 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5674 (sse_movhlps): Model with vec_select+vec_concat.
5675 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5676 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5677 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5678 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5679 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5680 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5681 sse2_pshufhw_1): Likewise.
5682 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5683 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5684 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5685 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5686 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5687 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5688 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5689 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5690 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5691 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5692 sminv8hi3): Mark commutative
5693 operands. Use ix86_binary_operator_ok.
5694 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5695 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5696 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5697 sse2_punpcklqdq): Allow operand2 in memory.
5698 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5699 sse2_movsd): Add memory alternatives.
5700 (sse_storelps): Turn expander into an insn; split after reload.
5701 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5702 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5704 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5706 * configure.ac (DWARF-2 debug_line): Use objdump.
5707 * configure: Regenerate.
5709 2005-01-08 Jeff Law <law@redhat.com>
5710 Diego Novillo <dnovillo@redhat.com>
5712 PR tree-optimization/18241
5713 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5714 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5715 statements with volatile operands.
5716 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5717 operands after marking a statement with has_volatile_ops.
5719 2005-01-08 Roger Sayle <roger@eyesopen.com>
5721 * tree.c (int_fits_type_p): Always honor integer constant
5722 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5724 2005-01-08 Roger Sayle <roger@eyesopen.com>
5726 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5727 the latent bug in rtl_delete_block has been resolved.
5729 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5731 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5732 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5734 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5736 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5737 library as @multilib_dir@/$(SHLIB_SONAME).
5739 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5741 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5742 * configure: Regenerate.
5744 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5746 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5749 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5752 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5753 Convert non-word aligned offset address using ld/std into
5756 2005-01-07 Richard Henderson <rth@redhat.com>
5758 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5760 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5762 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5764 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5766 PR tree-optimization/19283
5767 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5768 is not shorter than the original type.
5770 PR rtl-optimization/19012
5771 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5773 PR rtl-optimization/18861
5774 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5775 (FULL_STATE): Define.
5776 (mark_tablejump_edge): New function.
5777 (purge_dead_tablejump_edges): New function.
5778 (find_bb_boundaries): Use it.
5780 PR tree-optimization/18828
5781 * builtins.c (expand_builtin_next_arg): Remove argument and all
5782 the argument checking.
5783 (expand_builtin): Adjust caller.
5784 (expand_builtin_va_start): Likewise. Remove error for too many
5786 (fold_builtin_next_arg): Issue error for too many arguments.
5787 After checking arguments, replace them with magic arguments that
5788 prevent further checking of the args.
5790 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5792 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5794 2005-01-06 Roger Sayle <roger@eyesopen.com>
5797 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5798 and %{.S:...} (and their negative variants) to test whether the
5799 input file is assembler or pre-processed-assembler independent of
5800 the actual filename extension.
5802 2005-01-06 Roger Sayle <roger@eyesopen.com>
5804 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5805 of sign or zero extended values.
5807 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5809 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5810 for IBM long double format correctly.
5812 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5814 Fix PR tree-optimization/18792
5816 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5817 to first_loop_depth, and use loop depth instead of loop number.
5818 (build_classic_dir_vector): Ditto.
5819 (compute_data_dependences_for_loop): Use depth, not loop number.
5820 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5821 number. Pass in loops, instead of loop numbers.
5822 (gather_interchange_stats): Ditto.
5823 (linear_transform_loops): Ditto.
5825 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5828 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5829 biv_fits_mode_p, extension_within_bounds_p): New functions.
5830 (check_ext_dependent_givs): Use them.
5832 2005-01-06 Roger Sayle <roger@eyesopen.com>
5834 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5835 more than one barrier, in which case we should delete them all.
5837 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5839 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5841 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5843 Fix PR middle-end/19286
5845 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5846 output this subprogram, simply ignore this attempt to do it again.
5847 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5848 origin attribute if it's not possible.
5849 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5850 (decls_for_scope): Ditto.
5851 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5852 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5854 2005-01-05 Richard Henderson <rth@redhat.com>
5857 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5858 (bdesc_2arg): Use it.
5859 (ix86_expand_binop_builtin): Force operands into registers
5861 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5862 ix86_expand_sse_compare, ix86_expand_sse_comi,
5863 ix86_expand_builtin): Likewise.
5865 2005-01-05 Richard Henderson <rth@redhat.com>
5867 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5869 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5870 (mulv4hi3): Set itanium_class mmmul.
5871 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5872 (fpack): Rename from fpack_sfsf.
5874 2005-01-05 Richard Henderson <rth@redhat.com>
5877 * reload1.c (do_input_reload): Restrict the optimization deleteing
5878 a previous output reload to RELOAD_FOR_INPUT.
5880 2005-01-05 Steven Bosscher <stevenb@suse.de>
5882 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5883 comment that we fall through after case.
5884 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5885 (distribute_links): Likewise.
5886 * cse.c (cse_insn): Likewise.
5887 * cselib.c (cselib_invalidate_mem): Likewise.
5888 * df.c: Update comments at the top of the file.
5889 (read_modify_subreg_p): Update comments here too.
5890 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5891 * flow.c (mark_set_1): Likewise.
5892 (mark_used_regs): Likewise.
5893 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5894 (canon_list_insert): Likewise.
5895 (mark_set): Likewise.
5896 (try_replace_reg): Likewise.
5897 (store_killed_in_insn): Likewise.
5898 * loop.c (count_one_set): Likewise.
5899 (basic_induction_var): Likewise.
5900 * postreload-gcse.c (find_mem_conflicts): Likewise.
5901 * postreload.c (reload_combine_note_store): Likewise.
5902 (move2add_note_store): Likewise.
5903 * reload.c (find_equiv_reg): Likewise.
5904 (mark_referenced_resources): Likewise.
5905 * rtlanal.c (set_noop_p): Likewise.
5906 (note_stores): Likewise.
5907 (note_uses): Likewise.
5908 * sched-deps.c (sched_analyze_1): Likewise.
5909 * sched-rgn.c (check_live_1): Likewise.
5910 (update_live_1): Likewise.
5911 * config/i860/i860.c: Likewise.
5913 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5915 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5917 * doc/rtl.texi: Update documentation for bit-fields and SET.
5919 2005-01-05 Roger Sayle <roger@eyesopen.com>
5921 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5923 2005-01-05 Jan Hubicka <jh@suse.cz>
5924 Richard Henderson <rth@redhat.com>
5927 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5930 2005-01-05 Richard Henderson <rth@redhat.com>
5933 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5934 (sse_shufps): Change operand 3 to const_int_operand.
5935 (sse2_storelps): Fix typo in template.
5936 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5937 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5938 (ix86_expand_builtin): Likewise.
5940 2005-01-05 Julian Brown <julian@codesourcery.com>
5942 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5943 as aggregates for AAPCS ABIs.
5945 2005-01-05 Stan Shebs <shebs@apple.com>
5947 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5948 Mach-O getters if ppc64.
5949 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5951 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5952 signed four-byte field for global code case.
5953 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5955 2005-01-05 Roger Sayle <roger@eyesopen.com>
5958 * c-common.c: Include real.h.
5959 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5960 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5961 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5962 * Makefile.in (c-common.o): Update dependencies.
5964 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5966 * c-parse.in (asm_string): Add trailing semicolon.
5968 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5970 * c-parse.in (asm_string): New. Don't allow wide strings in
5972 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5973 asm_string instead of STRING.
5975 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5977 * c-typeck.c (constructor_no_implicit): Remove.
5978 (set_designator, process_init_element): Don't check
5979 constructor_no_implicit.
5981 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5982 Kaz Kojima <kkojima@gcc.gnu.org>
5985 * lcm.c (create_pre_exit): New.
5986 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5987 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5989 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5991 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5992 -msoft-float in target_float_switch.
5993 * arm.c (arm_override_options): Fix processing of target_float_switch.
5995 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5997 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6000 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6002 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6003 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6005 2005-01-04 Roger Sayle <roger@eyesopen.com>
6007 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6008 if deleting the then-block allows the test-block to fallthru to the
6011 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6014 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6015 after the full declaration if the are in two different TUs.
6017 2005-01-04 Richard Henderson <rth@redhat.com>
6020 * tree-sra.c (generate_one_element_init): Just
6021 call gimplify_and_add.
6022 (generate_element_init): Record the
6023 new referenced variables and mark them for renaming
6024 and split out to ...
6025 (generate_element_init_1): This.
6026 (scalarize_init): Don't call push_gimplify_context/
6027 pop_gimplify_context.
6029 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6031 * toplev.c (get_src_pwd): Handle failure of getpwd().
6033 2005-01-04 Roger Sayle <roger@eyesopen.com>
6035 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6037 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6038 all the cases handled by it are inverted by invert_truthvalue.
6040 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6042 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6043 (save_register_windowsi): Likewise.
6045 2005-01-04 Richard Henderson <rth@redhat.com>
6047 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6049 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6052 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6053 any simplifications of vector mode comparison operators.
6054 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6056 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6057 Devang Patel <dpatel@apple.com>
6059 PR tree-optimization/18308
6060 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6061 the operands before creating a new expression.
6062 * dojump.c (do_jump): Make drop_through_label available
6063 for all cases. Add expansion of COND_EXPR.
6065 2005-01-04 Ira Rosen <irar@il.ibm.com>
6067 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6068 INTEGER_CST instead of TREE_CONSTANT.
6069 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6070 instead of TREE_CONSTANT.
6071 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6072 instead of TREE_CONSTANT.
6074 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6076 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6078 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6081 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6082 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6084 2005-01-03 Richard Henderson <rth@redhat.com>
6086 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6087 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6088 fold_convert_const_real_from_real): Split out from ...
6089 (fold_convert_const): ... here.
6091 2005-01-03 Richard Henderson <rth@redhat.com>
6094 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6095 (mov<MMXMODEI>_internal): Likewise.
6096 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6097 Add V2SF case; use it for SSE1; don't use TI.
6098 (movdf_integer): Likewise.
6099 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6101 2005-01-03 Ira Rosen <irar@il.ibm.com>
6103 * tree-vectorizer.c (vect_strip_conversions): New function.
6104 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6105 check for binary class.
6107 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6111 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6113 * gimple-low.c (mark_blocks_with_used_vars): New function.
6114 (mark_blocks_with_used_subblocks): Ditto.
6115 (mark_used_blocks): Ditto.
6116 (pass_mark_used_blocks): New pass.
6117 * tree-inline.c: Include debug.h.
6118 (expand_call_inline): Call outlining_inline_function here.
6119 * tree-optimize.c (init_tree_optimization_passes): Add
6120 pass_mark_used_blocks.
6121 * tree-pass.h (pass_mark_used_blocks): New.
6122 * Makefile.in (tree-inline.o): Add debug.h dependency.
6124 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6126 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6127 VAR_DECLs to have weak_import attribute.
6129 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6132 2004-01-03 Steven Bosscher <stevenb@suse.de>
6134 * passes.c (rest_of_compilation): Don't run regmove if only
6135 flag_expensive_optimizations, require flag_regmove instead.
6137 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6139 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6141 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6142 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6143 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6144 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6146 2005-01-03 Richard Henderson <rth@redhat.com>
6148 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6149 (ia64_const_ok_for_letter_p): New.
6150 (ia64_const_double_ok_for_letter_p): New.
6151 (ia64_extra_constraint): New.
6152 (ia64_expand_vecint_compare): New.
6153 (ia64_expand_vcondu_v2si): New.
6154 (ia64_expand_vecint_cmov): New.
6155 (ia64_expand_vecint_minmax): New.
6156 (ia64_print_operand): Add 'v'.
6157 (ia64_preferred_reload_class): New.
6158 (ia64_vector_mode_supported_p): New.
6159 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6160 (PREFERRED_RELOAD_CLASS): Move to function.
6161 (CONST_OK_FOR_LETTER_P): Move to function.
6162 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6163 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6164 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6165 (EXTRA_CONSTRAINT): Move to function.
6166 * config/ia64/ia64.md: Include vect.md.
6167 (itanium_class): Add mmalua.
6169 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6171 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6172 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6174 (const_int_2bit_operand): New.
6175 (fr_reg_or_0_operand): New.
6176 * config/ia64/ia64-modes.def: Add vector modes.
6177 * config/ia64/ia64-protos.h: Update.
6178 * config/ia64/vect.md: New file.
6180 2005-01-03 Richard Henderson <rth@redhat.com>
6182 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6184 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6187 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6189 (log1pdf2): Change mode of operands[0,1] to DFmode.
6191 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6193 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6194 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6195 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6196 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6197 SPARC_RELAXED_ORDERING.
6199 2005-01-03 Richard Henderson <rth@redhat.com>
6200 Uros Bizjak <uros@kss-loka.si>
6203 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6204 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6205 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6207 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6208 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6209 const_pow2_1_to_128_operand): New predicates.
6211 2005-01-02 Greg McGary <greg@mcgary.org>
6213 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6215 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6216 object. [ptr_type]: Remove unused variable.
6217 Remember nearest addressable array-element or record-component
6218 when checking bitfield components. Tolerate empty BIND_EXPR.
6220 2005-01-01 Richard Henderson <rth@redhat.com>
6222 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6223 that don't narrow the value. Fail for other conversions.
6225 2005-01-01 Richard Henderson <rth@redhat.com>
6228 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6229 * c-lang.c (finish_file): Don't do it here.
6230 * objc/objc-act.c (objc_finish_file): Likewise.
6232 * cgraph.c (decl_assembler_name_equal): New.
6233 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6234 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6235 * cgraph.h (struct cgraph_varpool_node): Add next.
6236 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6237 * varasm.c (assemble_alias): Mark the target as needed.
6239 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6242 * function.c (get_arg_pointer_save_area): Use entry_of_function
6243 instead of get_insns.
6245 2005-01-01 Roger Sayle <roger@eyesopen.com>
6246 Andrew Pinski <pinskia@physics.uc.edu>
6247 James E. Wilson <wilson@specifixinc.com>
6249 PR rtl-optimization/12092
6250 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6253 2005-01-01 Roger Sayle <roger@eyesopen.com>
6254 Olivier Hainque <hainque@act-europe.fr>
6256 * tree.c (int_fits_type_p): A narrower type always fits in a
6257 wider one, except for negative values into unsigned types.
6259 2005-01-01 Roger Sayle <roger@eyesopen.com>
6261 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6262 with the original constant rather than require TREE_OVERFLOW.
6264 2005-01-01 Steven Bosscher <stevenb@suse.de>
6267 * c-decl.c (finish_function): If compiling C99, annotate the
6268 compiler generated return with the current file name and line 0.
6269 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6270 the source line is greater than 0.
6271 (remove_bb): Likewise.
6273 See ChangeLog.12 for earlier changes.