1 2005-03-08 Jeff Law <law@redhat.com>
3 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4 goto results in the removal of edges in the CFG, then we need
5 to recompute dominators.
7 2005-03-09 Ben Elliston <bje@au.ibm.com>
9 * c-common.c (c_do_switch_warnings): Comment fix.
11 2005-03-08 Julian Brown <julian@codesourcery.com>
13 * Patch from 2005-03-08 reverted for causing regressions and
14 ppc-darwin bootstrap failure.
16 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
18 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
19 Define the real function for ppc-darwin.
20 * c-typeck.c (convert_arguments): Check for target-specific
21 invalid argument call to unprototyped function.
22 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
24 * target.h (invalid_arg_for_unprototyped_fn): New field
26 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
28 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
31 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
33 * c-typeck.c (constructor_stack, constructor_range_stack,
34 initializer_stack): Make them static.
36 * cfg.c (rbi_pool): Make it static.
38 * gimple-low.c (lower_stmt_body): Make it static.
39 * tree-flow.h: Remove the corresponding prototype. Don't
42 * sched-deps.c (cache_size): Make it static.
44 * stor-layout.c (lang_adjust_rli): Make it static.
46 2005-03-08 Julian Brown <julian@codesourcery.com>
48 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
49 from being used for symbols with vague linkage when
50 HAVE_GAS_COMDAT_GROUP is true.
52 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
54 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
55 nlabel == JUMP_LABEL (jump).
57 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
59 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
60 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
61 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
62 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
64 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
67 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
68 * c-common.c (handle_returns_twice): New function.
69 (c_common_attribute_table): Declare eturns_twice' attribute.
70 * doc/extend.texi: Document eturns_twice' attribute.
71 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
72 (struct tree_decl): Add returns_twice_flag.
74 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
76 * tree-ssa-phiopt.c: Fix a comment typo.
78 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
79 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
80 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
83 2005-03-08 Richard Henderson <rth@redhat.com>
85 * config/alpha/alpha.c (code_for_builtin): Replace special-case
86 builtin codes with ctzdi2, clzdi2, popcountdi2.
87 (struct alpha_builtin_def): Add is_const.
88 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
89 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
90 (alpha_init_builtins): Init them. Set nothrow and const attributes
92 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
93 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
94 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
95 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
96 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
97 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
98 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
99 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
100 (TARGET_FOLD_BUILTIN): New.
101 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
102 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
104 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
106 2005-03-08 Ira Rosen <irar@il.ibm.com>
108 PR tree-optimization/20122
109 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
110 condition of access function instead of base.
112 2005-03-07 Jeff Law <law@redhat.com>
113 Steven Bosscher <stevenb@suse.de>
115 * tree-cfg.c (find_taken_edge_computed_goto): New function.
116 (find_taken_edge): Call find_taken_edge_computed_goto as
117 appropriate. Allow any gimple invariant rather than just
119 (cleanup_control_flow): Cleanup a computed goto which has turned
121 (tree_merge_blocks): If block B has any forced labels, move
122 them to the start of block A.
123 * tree-ssa-dom.c (thread_across_edge): Allow threading across
124 computed gotos as well.
125 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
126 removal of unnecessary computed gotos too.
127 (lookup_redirection_data): Fix type of INSERT argument. Callers
130 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
132 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
133 Remove trailing spaces.
135 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
136 unshare_all_trees): Make them static.
137 * tree-gimple.h: Remove the corresponding prototypes.
139 * diagnostic.h: Remove unused prototype
141 * modulo-sched.c: Remove unused prototype
142 set_row_column_for_ps.
144 * tree-ssa-phiopt.c (tree_ssa_phiopt,
145 replace_phi_edge_with_variable): Remove unused variable i.
147 2005-03-07 Per Bothner <per@bothner.com>
149 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
151 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
154 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
155 bbs on the COND_EXPR instead of the PHI_NODEs.
156 (candidate_bb_for_phi_optimization): Remove.
157 (replace_phi_with_stmt): Rename to ...
158 (replace_phi_edge_with_variable): this and change so that we
159 replace the phi argument instead of removing the PHI.
160 (conditional_replacement): Change so we deal with PHI with more
162 (value_replacement): Likewise.
163 (abs_replacement): Likewise.
165 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
167 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
168 output_e500_flip_gt_bit.
170 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
172 (rs6000_generate_compare): Fix logic to look at the correct bits.
173 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
175 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
176 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
177 gen_move_from_CR_gt_bit.
179 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
180 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
181 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
183 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
184 (E500_CR_IOR_COMPARE): New constant.
186 2005-03-08 Earl Chew <earl_chew@agilent.com>
187 David Billinghurst <David.Billinghurst@riotinto.com>
189 * config/i386/host-cygwin.c: New file to support precompiled
191 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
192 * config.host: Use above files for cygwin host.
194 2005-03-07 David Edelsohn <edelsohn@gnu.org>
196 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
197 ordering ops from earlier change.
199 2005-03-07 Per Bothner <per@bothner.com>
201 Various fixes to allow us to again build if --enable-mapped-location:
202 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
203 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
204 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
205 local variable loc. Change logic appropriately.
206 * tree-vect-transform.c (vect_finish_stmt_generation): Use
207 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
208 * c-parser.c (c_parser_for_statement): Initialize loc variable.
209 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
210 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
212 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
214 PR rtl-optimization/19683
215 * reload1.c (choose_reload_regs): Pass the number of bits, not the
216 number of bytes, to smallest_int_for_mode. Fix arguments to
217 REG_CANNOT_CHANGE_MODE_P.
219 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
221 * reorg.c (relax_delay_slots): Check that the jump is
222 conditional before trying to invert it.
224 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
226 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
229 * calls (stack_arg_under_construction): Make it static.
231 * flow.c (regs_live_at_setjmp): Make it static.
232 * flow.h: Remove the corresponding prototype.
234 * reload1.c (reload_startobj, reload_firstobj,
235 something_needs_operands_changed, reload_inherited,
236 reload_inheritance_insn, reload_override_in,
237 reload_spill_index): Make them static.
239 * recog.c (verify_changes): Make it static.
240 * recog.h: Remove the corresponding prototype.
242 * cfgbuild.c (find_sub_basic_blocks): Remove.
243 * basic-block.h: Remove the corresponding prototype.
244 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
246 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
248 * tree-ssa-operands.c (check_build_stmt): Remove.
250 * stor-layout.c (set_alignment): Remove.
251 * tree.h: Remove the corresponding prototype.
253 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
255 * tree-ssa-dce.c (control_dependence_map,
256 visited_control_parents): Make them static.
258 * cfghooks.c (verify_flow_info): Remove local variable
261 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
264 * loop-unswitch.c (unswitch_loop): Remove local variable src.
266 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
268 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
270 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
272 * config/ia64/hpux.h (LINK_SPEC): Add -z.
273 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
274 PARALLEL for an empty structure.
276 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
278 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
280 * fold-const.c (fold_binary): Unroll the very first "for"
283 2005-03-06 David Edelsohn <edelsohn@gnu.org>
285 * config/rs6000/predicates.md (branch_comparison_operator): Remove
286 redundant match_code test.
287 (scc_comparison_operator): Swap match_operand and match_code
289 (branch_positive_comparison_operator): Same.
290 (trap_comparison_operator): Use comparison_operator and swap with
293 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
296 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
297 (out_movhi_r_mr): Read low byte of volatile MEM first.
298 (out_movhi_mr_r): Write high byte of volatile MEM first.
300 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
302 * cselib.c (reg_values, reg_values_size): Make them static.
304 * cse.c (cse_reg_info_table): Make it static.
306 * fold-const.c (fold_unary): Use build1 instead of copy_node.
308 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
310 * cse.c (find_best_addr): Use canon_for_address.
312 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
314 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
315 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
316 SUBREG and MEM, respectively.
318 * fold-const.c (fold_binary): Use code instead of t.
320 * fold-const.c (optimize_minmax_comparison): Take decomposed
321 arguments code, type, op0, and op1 instead of t.
322 (fold_binary): Update a call to optimize_minmax_comparison.
324 * fold-const.c (fold_range_test): Take decomposed arguments
325 code, type, op0, and op1 instead of t.
326 (fold_binary): Update a call to fold_range_test.
328 * fold-const.c (fold_binary_op_with_conditional_arg): Take
329 decomposed arguments code, type, op0, and op1 instead of t.
330 (fold_binary): Update a call to fold_range_test.
332 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
334 * fold-const.c (fold_binary): Avoid directly using the original
335 expression t as much as possible.
337 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
339 * c-semantics.c (build_stmt): Use TYPE_P instead of
340 IS_NON_TYPE_CODE_CLASS.
341 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
342 (NON_TYPE_CHECK): Use TYPE_P instead of
343 IS_NON_TYPE_CODE_CLASS.
345 * fold-const.c (fold): Remove handling of binary expressions.
347 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
349 * doc/c-tree.texi: Wrap comments in @r{}.
350 * doc/cpp.texi: Likewise.
351 * doc/cppinternals.texi: Likewise.
352 * doc/extend.texi: Likewise.
353 * doc/md.texi: Likewise.
354 * doc/objc.texi: Likewise.
355 * doc/sourcebuild.texi: Likewise.
356 * doc/tm.texi: Likewise.
359 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
361 * predict.c (apply_return_prediction): Standardize PHI chain
363 * tree-ssa.c (ssa_redirect_edge): Likewise.
365 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
366 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
369 * tree-phinodes.c (remove_phi_node): Drop the last argument.
370 * tree-flow.h: Adjust the prototype for remove_phi_node.
371 * lambda-code.c (perfect_nestify): Adjust a call to
374 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
375 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
377 * tree-ssa-dce.c (remove_dead_phis): Likewise.
378 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
379 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
380 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
382 * combine.c (simplify_and_const_int): Use gen_int_mode instead
383 of GEN_INT (trunc_int_for_mode (...)).
384 * loop-iv.c (iv_number_of_iterations): Likewise.
385 * postreload.c (reload_cse_move2add): Likewise.
386 * simplify-rtx.c (simplify_const_unary_operation,
387 simplify_const_binary_operation): Likewise.
388 * stor-layout.c (get_mode_bounds): Likewise.
390 * fold-const.c (fold_binary): New.
391 (fold): Call fold_binary on binary expressions.
393 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
395 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
396 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
397 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
398 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
399 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
401 2005-03-04 Devang Patel <dpatel@apple.com>
403 PR tree-optimization/18815
404 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
405 loops with zero exit edges.
407 2005-03-04 Devang Patel <dpatel@apple.com>
409 * doc/invoke.texi: Remove reference to webpage that does not exist.
411 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
412 Joseph S. Myers <joseph@codesourcery.com>
415 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
416 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
417 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
418 * pa.c (get_plabel): Change argument to symbol_ref. Call
419 maybe_get_identifier instead of get_identifier.
420 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
421 (struct deferred_plabel): Replace name field with symbol field.
422 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
423 ASM_OUTPUT_EXTERNAL_REAL is defined.
424 (output_global_address): Use output_addr_const for output of all
426 (output_deferred_plabels): Use symbol_ref instead of name for address
428 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
429 ASM_OUTPUT_SYMBOL_REF): New macros.
430 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
432 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
435 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
437 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
438 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
440 2005-03-04 Jeff Law <law@redhat.com>
442 * basic-block.h (rediscover_loops_after_threading): Declare.
443 * tree-ssa-dom.c: Include cfgloop.h.
444 (tree_ssa_dominator_optimize): Discover loops and some basic
445 properties. Remove forwarder blocks recreated by loop header
446 canonicalization. Also mark backedges in the CFG.
447 * tree-ssa-threadupdate.c: Include cfgloop.h
448 (rediscover_loops_after_threading): Define.
449 (struct local_info): New field, JUMP_THREADED.
450 (prune_undesirable_thread_requests): New function.
451 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
452 then record that fact for the callers of redirct_edges.
453 (thread_block): If BB has incoming backedges, then call
454 prune_undesirable_thraed_requests. Note when we are
455 going to have to rediscover loop information. Return a
456 boolean indicating if any jumps were threaded.
457 (thread_through_all_blocks): Bubble up boolean indicating
458 if any jumps were threaded.
459 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
460 (tree-ssa-threadupdate.o): Similarly.
462 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
464 * fold-const.c (fold_ternary): Unroll the "for" loop to
467 2005-03-04 Andrew Haley <aph@redhat.com>
469 * unwind-dw2-fde-glibc.c (struct
470 unw_eh_callback_data.check_cache): New field.
471 (frame_hdr_cache): New.
472 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
473 Cache frame header info.
475 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
477 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
478 (print_c_condition): Declare.
479 * read-rtl.c (ptr_loc): New structure.
480 (ptr_locs, ptr_loc_obstack, joined_conditions)
481 (joined_conditions_obstack): New variables.
482 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
483 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
484 (join_c_conditions, print_c_condition): New functions.
485 (apply_macro_to_string): Associate the new string with the same
486 source location as the old one.
487 (add_condition_to_string): Use join_c_conditions.
488 (read_string): Use set_rtx_ptr_loc to record a filename and line
489 number for the string.
490 (read_rtx): Initialize the new variables above.
491 * genattrtab.c (write_test_expr, write_attr_value): Use
493 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
494 comment above the GCC_VERSION check.
495 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
496 Inline the definition of MAYBE_EVAL.
497 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
498 * genoutput.c (process_template): Likewise.
499 * genpreds.c (write_predicate_subfunction): Likewise.
500 (write_predicate_expr): Use print_c_condition.
501 * genrecog.c (write_cond): Likewise.
502 * gensupport.c (process_rtx): Use join_c_conditions to join the
503 conditions of a define_insn_and_split. Record a source location
504 for the string after the "&&".
505 (alter_test_for_insn): Use join_c_conditions.
507 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
510 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
511 PR tree-optimization/15784
512 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
515 2005-03-04 Ben Elliston <bje@au.ibm.com>
517 * gcc.c (option_map): Add --coverage.
518 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
519 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
520 * config/darwin.h: Pass -lgcov for `coverage'.
521 * doc/invoke.texi (Debugging Options): Document --coverage.
523 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
525 * gcse.c (bypass_block): Use find_edge wherever possible.
527 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
531 * c-opts.c (c_common_parse_file): Call start_source_file
532 and end_source_file at the approriate times.
534 * dwarf2out.c (dwarf2out_finish): Don't auto-end
535 the main file, it will be done for us now.
537 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
539 * fold-const.c (fold_ternary): New.
540 (fold): Call fold_ternary on ternary expressions. Remove
541 handling of ternary expressions.
543 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
545 PR tree-optimization/15784
546 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
549 2005-03-03 David Edelsohn <edelsohn@gnu.org>
551 * config/rs6000/predicates.md (branch_comparison_operator):
552 Convert from C block to conditional format.
554 2005-03-03 Jan Hubicka <jh@suse.cz>
556 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
557 and non-constant public variables.
559 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
561 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
564 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
567 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
568 calls to release_ssa_name and release_phi_node.
570 * fold-const.c (fold): Remove handling of unary expressions.
572 * fold-const.c (fold_unary): Avoid directly using the original
573 expression t as much as possible.
575 2005-03-03 Roger Sayle <roger@eyesopen.com>
576 Andrew Pinski <pinskia@physics.uc.edu>
578 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
579 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
581 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
583 Describe special registers SRP and MOF as allocatable registers.
584 * config/cris/cris.c (cris_md_asm_clobbers): New function.
585 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
586 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
587 TARGET_HAS_MUL_INSNS.
588 (cris_print_operand) <case 'd'>: New case.
589 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
590 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
592 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
593 (REG_ALLOC_ORDER): Update for MOF.
594 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
596 (GENERAL_REGS): No longer a define of ALL_REGS.
597 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
598 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
600 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
601 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
602 (SECONDARY_RELOAD_CLASS): Define.
603 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
604 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
605 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
606 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
607 (REGISTER_MOVE_COST): Define.
608 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
609 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
610 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
611 (CRIS_MOF_REGNUM): New define_constants.
612 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
614 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
616 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
617 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
618 Adjust for MOF being properly described as a register.
619 (indir_to_reg_split): Name this split. Conditionalize on the
620 destination register being a general register.
621 (movei): Conditionalize on on operands 0 and 1 having the same
624 2005-03-03 Alan Modra <amodra@bigpond.net.au>
627 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
628 -mcpu to override any other explicitly given flags.
630 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
632 * recog.c (verify_changes, confirm_change_group): New functions,
633 broken out of apply_change_group.
634 (apply_change_group): Use them.
635 * recog.h (verify_change, confirm_change_group): Declare.
636 * rtl.h (redirect_jump_2): Declare.
637 * jump.c (redirect_exp, invert_exp): Delete.
638 (invert_exp_1): Take second parameter. Return value. Changed caller.
639 (redirect_jump_2): New function, broken out of redirect_jump.
640 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
641 (invert_jump): Use invert_jump_1 and redirect_jump_2.
642 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
644 2005-03-02 Geoffrey Keating <geoffk@apple.com>
646 * varasm.c (named_section): Use xstrdup rather than doing it by
649 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
651 2005-03-02 Devang Patel <dpatel@apple.com>
653 Undo PR tree-optimization/18815 fix.
655 2005-03-02 Devang Patel <dpatel@apple.com>
657 PR tree-optimization/18815
658 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
659 loops with zero exit edges.
661 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
663 * cfg.c (connect_src, connect_dest, disconnect_src,
664 disconnct_dest): New.
665 (unchecked_make_edge, remove_edge, redirect_edge_succ,
666 redirect_edge_pred): Use the new functions.
668 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
669 free_dominance_info only when needed.
671 2005-03-02 David Edelsohn <edelsohn@gnu.org>
674 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
675 (reg_or_sub_cint64_operand): Same.
677 2005-03-02 Jeff Law <law@redhat.com>
679 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
680 CFG_ALTERED in the main DOM iteration loop.
682 2005-03-02 Mark Mitchell <mark@codesourcery.com>
685 * varasm.c (initializer_constant_valid_p): Allow conversions
686 between OFFSET_TYPEs. Tidy.
688 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
690 * config/cris/cris.md ("return"): Remove epilogue delay list
693 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
695 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
697 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
699 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
701 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
702 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
703 config/m68k/m68k.c, config/mips/mips.h,
704 config/rs6000/rs6000-protos.h, doc/contrib.texi,
705 doc/include/gcc-common.texi: Update copyright.
707 PR middle-end/18029 and PR middle-end/18030
708 * expr.c (optimize_bitfield_assignment_op): Add a special case
709 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
711 * fold-const.c (fold_unary): New.
712 (fold): Call fold_unary on unary expressions.
714 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
716 * cgraph.h (struct cgraph_edge): Add prev_caller and
718 (cgraph_node_remove_callees): Export.
719 * cgraph.c (cgraph_create_edge): Initialize prev_caller
721 (cgraph_edge_remove_callee): New function.
722 (cgraph_edge_remove_caller): Likewise.
723 (cgraph_remove_edge): Use.
724 (cgraph_redirect_edge_callee): Likewise.
725 (cgraph_node_remove_callees): New function.
726 (cgraph_node_remove_callers): Likewise.
727 (cgraph_remove_node): Use.
728 * tree-optimize.c (tree_rest_of_compilation): Use
729 cgraph_node_remove_callees instead of manual loop.
730 * cgraphunit.c (cgraph_finalize_function): Likewise.
731 (cgraph_expand_function): Likewise.
732 (cgraph_remove_unreachable_nodes): Likewise.
734 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
737 * c-tree.h (undeclared_variable, build_external_ref): Add extra
739 * c-decl.c (undeclared_variable): Take location as argument.
740 * c-typeck.c (build_external_ref): Likewise.
741 * c-parser.c (c_parser_postfix_expression): Pass location of
742 identifier to build_external_ref.
744 2005-03-01 David Edelsohn <edelsohn@gnu.org>
746 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
747 CCEQ mode for branch_positive_comparison_operator test.
748 * config/rs6000/predicates (branch_comparison_operator): Revert to
750 (scc_comparison_operator): Same.
751 (branch_positive_comparison_operator): Same.
753 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
755 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
756 (cris_delay_slots_for_epilogue): Remove.
757 (save_last): Move into cris_target_asm_function_epilogue.
758 (cris_target_asm_function_epilogue): Remove tests for file being
760 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
761 (cris_delay_slots_for_epilogue): Remove prototypes.
762 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
763 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
765 2005-03-01 David Edelsohn <edelsohn@gnu.org>
767 * config/rs6000/predicates.md (branch_comparison_operator): Change
768 to define_special_predicate.
769 (scc_comparison_operator): Same.
770 (branch_positive_comparison_operator): Same.
772 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
774 * Makefile.in (tree-ssa-sink.o): New.
775 (OBJS-common): Add tree-ssa-sink.o.
776 * common.opt: Add -ftree-sink
777 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
778 * timevar.def (TV_TREE_SINK): new timevar.
779 * tree-flow.h (is_hidden_global_store): Prototype.
780 * tree-optimize.c (init_tree_optimization_passes): Add
782 * tree-pass.h (pass_sink_code): New.
783 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
784 for non-obvious global store store to is_hidden_global_store, and
785 call that new function.
786 * tree-ssa-sink.c: New file.
787 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
788 * doc/passes.texi: Document forward store motion.
789 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
790 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
791 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
792 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
794 2005-03-01 Per Bothner <per@bothner.com>
796 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
797 and we have a non-zero column-number, add it to the message.
798 Also factor out the diagnostic_kind_text.
800 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
802 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
803 flow_loop_pre_header_scan, flow_loop_pre_header_find,
804 flow_loop_scan): Removed.
805 (flow_loop_dump): Do not dump removed fields.
806 (flow_loop_free): Do not free removed fields.
807 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
808 (loop_exit_edge_p): New function.
809 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
810 num_pre_header_edges, entry_edges, num_entries, exit_edges,
811 num_exits, exits_doms.
812 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
813 LOOP_EDGES, LOOP_ALL): Removed.
814 (flow_loop_scan): Declaration removed.
815 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
816 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
818 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
819 (if_convert): Call flow_loops_find and flow_loops_free
820 when calling mark_loop_exit_edges.
821 * cfgloopanal.c (mark_loop_exit_edges): Moved from
822 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
823 free_dominance_info calls.
824 * loop-init.c (flow_loops_find): Ditto.
825 * passes.c (rest_of_handle_branch_prob): Ditto.
826 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
827 * loop-unroll.c (analyze_insns_in_loop): Do not use
829 * predict.c (predict_loops): Do not call flow_loop_scan.
830 Use get_loop_exit_edges.
831 (tree_estimate_probability): Do not pass flags to flow_loops_find.
832 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
833 Do not use EDGE_LOOP_EXIT.
834 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
835 to bb_with_exit_edge_p.
836 (if_convertible_loop_p): Do not call flow_loop_scan. Use
837 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
838 to bb_with_exit_edge_p.
839 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
841 * tree-loop-linear.c (linear_transform_loops): Do not call
842 flow_loop_scan. Use loop->single_exit.
843 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
844 (vect_analyze_loop_form): Do not call flow_loop_scan.
845 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
847 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
849 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
850 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
851 slpeel_tree_duplicate_loop_to_edge_cfg,
852 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
853 Use loop_preheader_edge and loop->single_exit. Do not call
856 2005-03-01 Nick Clifton <nickc@redhat.com>
858 * config/arm/arm.c (thumb_find_work_register): Check all of the
859 argument registers to see if they are free, and a couple of
860 special cases where the last argument register but can be proved
861 to be available during the function's prologue.
862 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
863 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
864 thumb_unexpanded_epilogue): Use unsigned long as the type for the
866 (thumb_compute_save_reg_mask): Likewise. Also use
867 thumb_find_work_register() to ensure that there is agreement about
868 which work register is going to be used in the prologue.
869 (thumb_output_function_prologue): Use unsigned long as the type
870 for the register bit-mask. Also delay pushing the link register if
871 other high registers are going to be pushed.
872 (thumb_compute_save_reg_mask, emit_multi_reg_push,
873 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
874 redundant prototypes.
876 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
879 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
880 and after reload in REG+REG indexed addresses without REG_POINTER
881 set in the base and not set in the index.
883 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
885 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
887 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
888 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
889 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
890 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
891 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
893 * config.gcc (sh*-*-linux*): Use config/linux.h.
895 2005-02-28 Dale Johannesen <dalej@apple.com>
896 Stan Shebs <shebs@apple.com>
898 Rewrite of 64-bit Darwin structure-by-value pass/return.
899 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
900 intoffset, use_stack, named.
901 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
902 (rs6000_darwin64_record_arg_advance_flush): New.
903 (rs6000_darwin64_record_arg_advance_recurse): New.
904 (rs6000_darwin64_record_arg_flush): New.
905 (rs6000_darwin64_record_arg_recurse): New.
906 (rs6000_darwin64_record_arg): New.
907 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
908 (function_arg_boundary): Handle 128-bit aligned structs.
909 (function_arg_advance): Rewrite darwin64 struct handling.
910 (function_arg): Call rs6000_darwin64_record_arg.
911 (function_arg_partial_nregs): Handle darwin64 structs.
912 (rs6000_darwin64_function_value): Remove.
913 (rs6000_function_value): Call rs6000_darwin64_record_arg.
915 2005-02-28 Roger Sayle <roger@eyesopen.com>
917 PR tree-optimization/20216
918 * tree-chrec.c (tree_fold_factorial): Delete.
919 (tree_fold_binomial): Change argument list to take a return type
920 and change the type of K to unsigned int. Rewrite to avoid explicit
921 evaluation of factorials, and (recursively) calling fold to perform
922 compile-time arithmetic. Return NULL on (internal) overflow.
923 (chrec_evaluate): Change type of K to an unsigned int. Avoid
924 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
925 if any intermediate calculation overflows.
926 (chrec_apply): Update call to chrec_evaluate.
928 2005-02-28 James E Wilson <wilson@specifixinc.com>
930 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
932 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
935 * c-parser.c (c_parser_compound_statement): Return error_mark_node
936 instead of NULL_TREE on error.
938 2005-02-28 David Edelsohn <edelsohn@gnu.org>
940 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
941 (EASY_VECTOR_15_ADD_SELF): Remove.
942 (num_insns_constant_wide): Not static.
943 (validate_condition_mode): Not static.
944 (toc_relative_expr_p): Not static.
945 (legitimate_indirect_address_p): Not static.
946 (macho_lo_sum_memory_operand): Not static.
947 (invalid_e500_subreg): Not static.
948 (easy_vector_same): Not static.
949 (easy_vector_splat_const): Not static.
950 (RS6000_SYMBOL_REF_TLS_P): Remove.
951 (any_operand): Delete.
952 (any_parallel_operand): Delete.
953 (count_register_operand): Delete.
954 (altivec_register_operand): Delete.
955 (xer_operand): Delete.
956 (s8bit_cint_operand): Delete.
957 (short_cint_operand): Delete.
958 (u_short_cint_operand): Delete.
959 (non_short_cint_operand): Delete.
960 (exact_log2_cint_operand): Delete.
961 (gpc_reg_operand): Delete.
962 (cc_reg_operand): Delete.
963 (cc_reg_not_cr0_operand): Delete.
964 (reg_or_short_operand): Delete.
965 (reg_or_neg_short_operand): Delete.
966 (reg_or_aligned_short_operand): Delete.
967 (reg_or_u_short_operand): Delete.
968 (reg_or_cint_operand): Delete.
969 (reg_or_arith_cint_operand): Delete.
970 (reg_or_add_cint64_operand): Delete.
971 (reg_or_sub_cint64_operand): Delete.
972 (reg_or_logical_cint_operand): Delete.
973 (got_operand): Delete.
974 (got_no_const_operand): Delete.
975 (easy_fp_constant): Delete.
976 (easy_vector_constant): Delete.
977 (easy_vector_constant_add_self): Delete.
978 (zero_constant): Delete.
979 (zero_fp_constant): Delete.
980 (volatile_mem_operand): Delete.
981 (offsettable_mem_operand): Delete.
982 (mem_or_easy_const_operand): Delete.
983 (add_operand): Delete.
984 (non_add_cint_operand): Delete.
985 (logical_operand): Delete.
986 (non_logical_cint_operand): Delete.
987 (mask_operand): Delete.
988 (mask_operand_wrap): Delete.
989 (mask64_operand): Delete.
990 (mask64_2_operand): Delete.
991 (and64_operand): Delete.
992 (and64_2_operand): Delete.
993 (and_operand): Delete.
994 (reg_or_mem_operand): Delete.
995 (lwa_operand): Delete.
996 (symbol_ref_operand): Delete.
997 (call_operand): Delete.
998 (current_file_function_operand): Delete.
999 (input_operand): Delete.
1000 (rs6000_nonimmediate_operand): Delete.
1001 (rs6000_tls_symbol_ref): Delete.
1002 (save_world_operation): Delete.
1003 (restore_world_operation): Delete.
1004 (load_multiple_operation): Delete.
1005 (store_multiple_operation): Delete.
1006 (vrsave_operation): Delete.
1007 (mfcr_operation): Delete.
1008 (mtcrf_operation): Delete.
1009 (lmw_operation): Delete.
1010 (stmw_operation): Delete.
1011 (branch_comparison_operator): Delete.
1012 (branch_positive_comparison_operator): Delete.
1013 (scc_comparison_operator): Delete.
1014 (trap_comparison_operator): Delete.
1015 (boolean_operator): Delete.
1016 (boolean_or_operator): Delete.
1017 (min_max_operator): Delete.
1018 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1019 (EASY_VECTOR_15): Moved to here.
1020 (EASY_VECTOR_15_ADD_SELF): Move to here.
1021 (PREDICATE_CODES): Delete.
1022 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1023 Declare functions no longer static.
1024 * config/rs6000/predicates.md: New.
1025 * config/rs6000/rs6000.md: Include predicates.md
1027 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1029 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1030 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1032 * cfgrtl.c (need_fake_edge_p): Likewise.
1033 * combine.c (distribute_notes): Likewise.
1034 * emit-rtl.c (try_split): Likewise.
1035 * recog.c (peephole2_opimize): Likewise.
1036 * reg-notes.def (ALWAYS_RETURN): Remove.
1037 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1038 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1039 * tree.h (ECF_ALWAYS_RETURN): Remove.
1041 2005-02-28 Roger Sayle <roger@eyesopen.com>
1044 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1045 between different machine modes is never a "useless" conversion.
1047 2005-02-28 Geert Bosch <bosch@gnat.com>
1050 * doc/contrib.texi: List contributors for Ada front end
1052 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1054 * simplify-rtx.c (simplify_unary_operation_1,
1055 simplify_const_unary_operation): New, extracted from...
1056 (simplify_unary_operation): ... this one.
1057 (simplify_binary_operation_1,
1058 simplify_const_binary_operation): New, extracted from...
1059 (simplify_binary_operation): ... this one.
1060 * rtl.h (simplify_const_unary_operation,
1061 simplify_const_binary_operation): Add prototypes.
1063 2005-02-28 Julian Brown <julian@codesourcery.com>
1065 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1066 building libjava and caused PR regression/20228.
1068 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1071 * Makefile.in (host_subdir): New.
1072 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1073 * configure: Regenerate.
1075 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1077 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1078 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1079 installation directory first.
1081 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1084 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1085 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1086 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1087 * config/cris/cris.md: Tweak comments referring to Q.
1088 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1089 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1090 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1091 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1092 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1093 Insert spaces in constraints to align alternatives vertically for
1095 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1098 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1100 PR rtl-optimization/17728
1101 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1102 operand 0 from general_operand to move_dest_operand.
1104 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1106 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1107 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1108 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1109 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1111 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1113 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1114 * configure: Regenerate.
1115 * libada-mk.in: Remove CC; rename
1116 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1118 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1121 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1122 for the lhs, also walk over the tree. Likewise for rhs.
1124 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1126 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1127 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1128 Do not propagate value of iv before increment over the increment.
1130 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1132 * c-parser.c: New file.
1133 * c-parse.in: Remove.
1134 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1136 (c-parser.o): Add dependencies.
1137 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1138 maintainer-clean, TAGS): Update.
1139 * c-config-lang.in (gtfiles): Update.
1140 * gengtype-lex.l: Don't handle "@@".
1141 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1142 objc_build_synchronized, objc_begin_try_stmt,
1143 objc_begin_catch_clause, objc_finish_catch_clause,
1144 objc_build_finally_clause, objc_finish_try_stmt): New.
1145 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1147 (c_parse_init): Update comment.
1148 * c-decl.c (c_init_decl_processing): Update comment.
1149 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1150 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1151 new c_declspecs members.
1153 2005-02-25 Julian Brown <julian@codesourcery.com>
1155 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1156 from being used for symbols with vague linkage when
1157 HAVE_GAS_COMDAT_GROUP is true.
1159 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1161 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1163 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1166 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1167 (LIBGCC2_HAS_DF_MODE): New.
1168 (LIBGCC2_HAS_XF_MODE): New.
1169 (LIBGCC2_HAS_TF_MODE): New.
1170 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1171 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1172 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1173 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1174 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1175 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1176 and add _fixtfdi, _fixunstfdi, _floatditf
1177 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1178 L_fixunstfdi, L_floatditf.
1179 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1180 (LIBGCC2_HAS_TF_MODE): Define.
1182 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1184 PR tree-optimization/20204
1185 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1186 REWRITE_THIS_STMT markers on PHI nodes.
1187 (rewrite_initialize_block): Likewise.
1189 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1191 * version.c (version_string): Update to 4.1.
1193 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1195 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1196 Clarify that the alternative way doesn't work in GNU C++.
1198 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1200 PR tree-optimization/19937
1201 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1202 to the type of the induction variable.
1204 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1206 PR rtl-optimization/20117
1207 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1208 the block including noncopyable insn.
1210 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1212 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1213 calls to find_reg_note.
1215 2005-02-24 Richard Henderson <rth@redhat.com>
1218 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1221 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1223 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1224 vector types if to use base reg for misaligned non-word ld/std.
1226 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1229 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1230 dwarf2 label manually and put it after, not before the prologue.
1232 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1235 * reload.c (operands_match_p): Only increment register number for
1236 SCALAR_INT_MODE_P modes in multiple hard registers.
1238 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1241 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1243 * ChangeLog.5: Fix log message typo(s).
1244 * ChangeLog.7: Likewise.
1245 * ChangeLog.tree-ssa: Likewise.
1246 * cfgexpand.c: Fix comment typo(s).
1247 * conflict.c: Likewise.
1248 * defaults.h: Likewise.
1249 * dwarf2out.c: Likewise.
1251 * ggc-page.c: Likewise.
1252 * tree-eh.c: Likewise.
1253 * tree-ssa-dom.c: Likewise.
1255 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1258 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1259 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1260 if SHARED is defined.
1263 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1264 allow splitting only if operands 0 and 3 don't overlap.
1266 2005-02-24 Richard Henderson <rth@redhat.com>
1269 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1270 (fold_builtin_1): Call them.
1271 * fold-const.c (fold_complex_mult_parts): Split out from ...
1272 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1273 (fold_complex_div_parts, fold_complex_div): New.
1275 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1277 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1279 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1280 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1282 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1283 (print_node): Likewise.
1284 Print TYPE_SIZES_GIMPLIFIED.
1286 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1288 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1289 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1290 operands as commutative in constraints.
1292 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1294 * tree-into-ssa.c: Re-organize internal functions.
1296 2005-02-24 Richard Henderson <rth@redhat.com>
1299 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1301 * common.opt (fcx-limited-range): New.
1302 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1303 * toplev.c (flag_complex_method): Initialize to 1.
1304 (process_options): Set flag_complex_method to 0 if
1305 flag_cx_limited_range.
1306 * doc/invoke.texi (-fcx-limited-range): New.
1308 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1310 * cse.c (delete_trivially_dead_insns): Speed up by using
1311 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1314 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1316 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1317 functions when -mid-shared-library is being used.
1319 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1321 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1322 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1323 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1324 * system.h: Poison LINK_LIBGCC_SPECIAL.
1326 2005-02-23 James E Wilson <wilson@specifixinc.com>
1328 * gengtype.c (note_insn_name): Make 1 element larger.
1330 2005-02-23 Roger Sayle <roger@eyesopen.com>
1333 PR rtl-optimization/20097
1334 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1335 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1337 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1339 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1340 * t-aix52 (SHLIB_INSTALL): Same.
1342 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1344 * genpreds.c: Update copyright.
1346 2005-02-23 Michael Beach <michaelb@ieee.org>
1349 * config/sparc/t-elf (startup files): Assemble with CPP.
1351 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1353 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1354 (write_predicate_expr): Likewise.
1356 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1358 PR tree-optimization/20100
1359 PR tree-optimization/20115
1360 * tree-optimize.c (init_tree_optimization_passes): Remove
1361 pass_maybe_create_global_var.
1362 * tree-pass.h (pass_maybe_create_global_var): Remove.
1363 * tree-ssa-alias.c (aliases_computed_p): Declare.
1364 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1365 (count_calls_and_maybe_create_global_var): Remove.
1366 (pass_maybe_create_global_var): Remove.
1367 (init_alias_info): Do not declare aliases_computed_p.
1368 (maybe_create_global_var): If the function contains no
1369 call-clobbered variables and a mix of pure/const and regular
1370 function calls, create .GLOBAL_VAR.
1371 Mark all call-clobbered variables for renaming.
1372 (merge_pointed_to_info): Update comment.
1373 (add_pointed_to_var): Likewise.
1374 (is_escape_site): Likewise.
1375 Accept struct alias_info * instead of size_t *.
1377 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1379 * tree-ssa-operands.c (get_call_expr_operands): If
1380 ALIASES_COMPUTED_P is false, do not add call-clobbering
1382 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1383 (delete_tree_ssa): Likewise.
1385 2005-02-22 James E Wilson <wilson@specifixinc.com>
1387 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1388 (do_compile): Do call it here.
1390 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1392 PR rtl-optimization/20017.
1393 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1394 rest_of_handle_cse2, rest_of_handle_gcse): Call
1395 delete_dead_jumptables immediately before calling cleanup_cfg.
1397 2005-02-22 Devang Patel <dpatel@apple.com>
1400 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1403 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1405 * config/rs6000/aix.h (WINT_TYPE): Define.
1407 2005-02-22 Stan Shebs <shebs@apple.com>
1409 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1410 natural alignment for 64-bit Darwin.
1411 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1413 * doc/invoke.texi: Document this.
1415 2005-02-22 DJ Delorie <dj@redhat.com>
1417 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1418 to make_[un]signed_type, not the mode itself.
1420 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1422 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1423 not available. Use tail calls wherever possible.
1424 (make_edge): Call unchecked_make_edge to create an edge.
1426 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1427 (coalesce_ssa_name): Don't check for
1428 SSANORM_USE_COALESCE_LIST.
1429 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1431 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1433 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1434 (rewrite_into_ssa): ... here.
1436 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1438 PR tree-optimization/19786
1439 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1440 tag to another's may-alias bitmap when adding to the other's list.
1442 2005-02-21 DJ Delorie <dj@redhat.com>
1444 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1445 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1446 registers in unsupported ways.
1447 * expmed.c (init_expmed): Likewise.
1449 2005-02-21 Stan Cox <scox@redhat.com>
1451 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1453 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1455 * tree-cfg.c (fold_cond_expr_cond): New.
1456 (make_edges): Call fold_cond_expr_cond.
1457 (find_taken_edge): Accept nothing but INTEGER_CST.
1458 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1460 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1462 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1463 that do not belong to any basic block.
1465 2005-02-21 Jeff Law <law@redhat.com>
1467 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1470 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1472 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1473 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1474 Adjust their definitions.
1475 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1476 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1478 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1479 genautomata.c, langhooks.c, langhooks.h, system.h,
1480 config/arm/lib1funcs.asm: Update copyright.
1482 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1484 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1486 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1489 * doc/install.texi: Document --with-gc.
1491 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1493 * simplify-rtx.c (simplify_unary_operation): Add a missing
1496 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1498 PR tree-optimization/18663
1499 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1500 if the type has variable bounds.
1502 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1504 * gcse.c: Remove an obsolete comment.
1506 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1508 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1510 * doc/extend.texi (Function Attributes) <Attribute const>: The
1511 attribute "pure" is below this text, not above.
1513 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1515 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1516 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1517 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1519 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1522 * langhooks.h (struct lang_hooks): Add to_target_charset.
1523 * langhooks.c (lhd_to_target_charset): New function.
1524 * langhooks-def.h: Declare lhd_to_target_charset.
1525 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1526 (LANG_HOOKS_INITIALIZER): Update.
1527 * c-common.c (c_common_to_target_charset): New function.
1528 * c-common.h: Declare it.
1529 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1530 c_common_to_target_charset.
1532 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1533 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1535 * system.h: Poison them.
1536 * doc/tm.texi: Don't discuss them.
1537 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1538 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1539 (pp_c_char): Do not attempt to generate letter escapes for
1541 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1542 * config/mips/mips.c (mips_output_ascii): Likewise.
1544 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1546 PR tree-optimization/19951
1547 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1550 2005-02-19 Steven Bosscher <stevenb@suse.de>
1553 * function.h (struct function): New field `max_loop_depth'.
1554 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1555 (flow_loops_find): Reset the max loop depth count before finding loops.
1556 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1557 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1558 (calculate_global_regs_live): Make sure the loop will terminate
1559 when the initial sets are not empty.
1561 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1563 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1565 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1567 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1570 * doc/invoke.texi: Remove documentation of %M spec.
1572 (init_spec): Remove %M suffix from -lgcc_s.
1573 (do_spec_1): Remove 'M' case.
1574 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1575 to put shared libraries in the multilib directory. Remove the
1576 shlib_so_soname substitution variable. Don't add a multilib encoding
1577 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1578 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1579 SHLIB_INSTALL as well as SHLIB_LINK.
1580 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1581 (SHLIB_NAME): Delete.
1582 (SHLIB_DIR): New macro.
1583 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1584 (SHLIB_INSTALL): Adjust accordingly.
1585 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1586 * config/t-slibgcc-sld: Likewise.
1587 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1588 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1589 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1591 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1592 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1593 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1594 Use @shlib_base_name@ instead of @shlib_so_name@.
1595 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1596 and @shlib_base_name@.so in @multilib_dir@.
1597 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1598 to the install path.
1599 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1600 (SHLIB_LINK): Remove previous workaround.
1601 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1602 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1603 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1605 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1606 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1607 (SHLIB_INSTALL): Adjust accordingly.
1608 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1609 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1610 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1611 config/t-slibgcc-elf-ver.
1613 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1614 Jakub Jelinek <jakub@redhat.com>
1616 PR tree-optimization/19828
1617 * tree-ssa-loop-im.c: Add a TODO comment.
1618 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1619 without side-effects.
1621 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1623 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1626 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1628 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1629 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1630 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1632 (ia64_reorg): Delete fixup_errata call.
1633 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1634 (TARGET_SWITCHES): Delete -mb-step entry.
1636 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1639 * c-typeck.c (composite_type): Handle quals in transparent unions.
1640 (type_lists_compatible_p): Likewise.
1642 2005-02-18 Stan Shebs <shebs@apple.com>
1644 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1645 expressions in the .literal8 section.
1647 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1649 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1651 2005-02-18 Roger Sayle <roger@eyesopen.com>
1653 * fold-const.c (constant_boolean_node): Always create values of the
1654 specified type, don't bother calling truthvalue_conversion.
1656 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1658 * except.c (output_function_exception_table): Call
1659 assemble_external_libcall (eh_personality_libfunc).
1661 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1664 * config/ia64/ia64.h (struct machine_function): Add state_num.
1665 * config/ia64/ia64.c (process_epilogue,
1666 process_for_unwind_directive): Use new unwind state numbers each
1667 time rather than state 1.
1669 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1672 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1673 before the "*llgt_didi" pattern.
1675 2005-02-18 Jason Merrill <jason@redhat.com>
1677 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1679 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1681 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1682 (div0): Use it in place of ARM_FUNC_ALIAS.
1683 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1685 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1688 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1689 access, the lower bound of the array type if it exists.
1691 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1694 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1695 cases that are out-of-range for the index type.
1697 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1699 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1700 (estimate_case_costs): Don't call convert.
1701 * expmed.c (expand_shift): Likewise.
1702 (make_tree): Call fold_convert instead of convert.
1704 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1707 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1708 that ref to be marked MEM_READONLY_P doesn't have base that needs
1711 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1713 * genautomata.c (output_get_cpu_unit_code_func,
1714 output_cpu_unit_reservation_p): Don't generate old-style function
1717 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1720 PR tree-optimization/20009
1721 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1723 PR tree-optimization/18947
1724 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1725 inline, remove all nodes that are inlined into the extern inline
1728 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1730 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1731 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1732 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1733 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1736 2005-02-17 Roger Sayle <roger@eyesopen.com>
1738 PR tree-optimization/19917
1739 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1740 to be potentially trapping.
1742 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1744 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1746 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1748 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1749 tem becomes a local variable which is set to the value of the
1750 back end defined INITIAL_FRAME_ADDRESS macro.
1751 (expand_builtin_frame_address): Omit the base parameter to
1752 expand_builtin_return_addr.
1753 (expand_builtin_profile_func): Likewise.
1754 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1755 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1756 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1758 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1760 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1761 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1762 * config/frv/frv.c (frv_function_epilogue): Likewise.
1764 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1766 * lambda-code (perfect_nestify): Remove mark/unmark
1768 * tree-loop-linear.c (linear_transform_loops): Add
1769 rewrite_into_ssa call so that ssa is correct for
1770 rewriting into loop closed.
1772 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1774 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1775 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1777 * bt-load.c (btr_def_live_range, combine_btr_defs,
1778 migrate_btr_def, migrate_btr_defs): Likewise.
1779 * cfgcleanup.c (thread_jump): Likewise.
1780 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1781 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1782 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1783 df_rd_local_compute, df_reg_info_compute): Likewise.
1784 * dominance.c (init_dom_info, free_dom_info): Likewise.
1785 * flow.c (init_propagate_block_info,
1786 free_propagate_block_info): Likewise.
1787 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1788 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1789 modify_reg_pav): Likewise.
1790 * loop-invariant.c (find_defs, find_invariant_insn,
1791 find_invariants, free_inv_motion_data): Likewise.
1792 * predict.c (tree_predict_by_opcode,
1793 estimate_bb_frequencies): Likewise.
1794 * stmt.c (expand_case): Likewise.
1795 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1796 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1797 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1798 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1799 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1800 rewrite_ssa_into_ssa): Likewise.
1801 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1802 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1803 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1804 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1805 * tree-sra.c (tree_sra): Likewise.
1806 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1807 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1808 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1809 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1810 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1811 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1813 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1814 calculate_live_on_entry, calculate_live_on_exit,
1815 build_tree_conflict_graph): Likewise.
1816 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1817 record_important_candidates, set_use_iv_cost, find_depends,
1818 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1819 tree_ssa_iv_optimize_finalize): Likewise.
1820 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1821 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1822 tree_duplicate_loop_to_header_edge): Likewise.
1823 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1824 * tree-ssa.c (verify_flow_insensitive_alias_info,
1825 verify_name_tags, verify_ssa, init_tree_ssa,
1826 delete_tree_ssa): Likewise.
1827 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1828 fini_ssanames): Likewise.
1829 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1831 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1833 * config/rs6000/t-rtems: Completely reworked.
1835 2005-02-17 Ira Rosen <irar@il.ibm.com>
1837 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1839 2005-02-17 Ira Rosen <irar@il.ibm.com>
1841 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1842 POINTER_TYPE_P when checking that type is a pointer.
1843 (vect_get_memtag): Remove.
1844 (vect_address_analysis): Use POINTER_TYPE_P. Call
1845 vect_object_analysis with dummy parameter for memtag.
1846 (vect_object_analysis): Extract memtag (functionality that
1847 used to be in vect_get_memtag and moved here). Fix printings.
1848 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1849 with correct parameters. Remove call to vect_get_memtag.
1851 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1853 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1854 (tree-vectorizer.o): Added missing dependencies.
1856 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1858 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1859 declaration in tree-vectorizer.c, now has an extern declaration in
1861 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1862 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1863 get_vectype_for_scalar_type, vect_is_simple_use,
1864 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1865 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1866 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1867 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1868 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1869 find_loop_location): Likewise.
1871 * tree-vectorizer.c (langhooks.h): #include removed.
1872 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1873 moved to tree-vectorized.h.
1874 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1875 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1876 get_vectype_for_scalar_type, vect_is_simple_use,
1877 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1878 vect_supportable_dr_alignment, new_loop_vec_info,
1879 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1880 vect_set_verbosity_level, find_loop_location): Likewise.
1882 (vect_analyze_loop): Function externalized. Declaration moved to
1883 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1884 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1885 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1886 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1887 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1888 vect_enhance_data_refs_alignment, vect_analyze_operations,
1889 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1890 vect_stmt_relevant_p, vect_get_loop_niters,
1891 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1892 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1893 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1894 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1895 vect_get_memtag): Likewise.
1897 (vectorizable_load): Function externalized. Declaration moved to
1898 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1899 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1900 vect_transform_loop): Likewise.
1901 (vect_transform_stmt): Moved to tree-vect-transform.c.
1902 (vect_align_data_ref, vect_create_destination_var,
1903 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1904 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1905 vect_get_vec_def_for_operand, vect_init_vector,
1906 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1907 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1908 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1909 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1910 vect_do_peeling_for_loop_bound): Likewise.
1912 * tree-vect-analyze.c: New file.
1913 * tree-vect-transform.c: New file.
1915 2005-02-17 Jason Merrill <jason@redhat.com>
1917 PR mudflap/19319, c++/19317
1918 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1921 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1923 * doc/install.texi (Specific): Update link for Darwin-specific
1926 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1928 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1929 constant_boolean_node.
1931 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1934 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1935 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1937 2005-02-16 Richard Henderson <rth@redhat.com>
1940 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1942 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1943 replace uses with Wtype_MAXp1_F.
1944 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1945 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1946 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1947 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1948 and HAVE_TFMODE as appropriate.
1949 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1950 (__floatdisf): Likewise.
1951 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1952 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1953 (Wtype_MAXp1_F): New.
1954 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1955 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1957 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1960 * arm.c (arm_apply_result_size): New function.
1961 * arm.h (APPLY_RESULT_SIZE): Define.
1962 * arm-protos.h (arm_apply_result_size): Add prototype.
1963 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1964 (movxf): New expand.
1965 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1966 (call_value_symbol): Remove predicate for operand 0.
1967 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1968 (untyped_call): Rework to correclty return values for any type.
1969 (untyped_return): New expand.
1970 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1972 2005-02-16 Stan Shebs <shebs@apple.com>
1974 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1975 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1977 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1979 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1980 configure settings on Solaris 7 and later.
1982 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1984 PR tree-optimization/19865
1985 * tree-optimize.c (init_tree_optimization_passes): Run
1986 pass_may_alias after pass_sra.
1988 2005-02-16 Richard Henderson <rth@redhat.com>
1989 Stuart Hastings <stuart@apple.com>
1992 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1993 Do nothing if debug info suppressed for this function.
1994 (dbxout_begin_function): Early exit if debug info suppressed for
1997 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2000 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2002 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2004 PR tree-optimization/19967
2005 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2006 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2007 argument TYPE. Adjust calls to fold_builtin_XXX.
2008 (expand_builtin, fold_builtin_1): Adjust calls to
2010 (fold_builtin_strchr, fold_builtin_strpbrk,
2011 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2012 result to a requested type TYPE.
2014 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2017 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2018 (T)x & (T)cst if (T)cst overflows.
2019 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2020 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2022 2005-02-15 Jeff Law <law@redhat.com>
2024 * gcse.c (blocks_with_calls): New bitmap.
2025 (alloc_gcse_mem): Allocate it.
2026 (free_gcse_mem): Free it.
2027 (clear_modifY_mem_tables): Clear it.
2028 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2029 when we encounter CALL_INSNs.
2030 (compute_transp, case MEM): Handle blocks with calls separate
2031 from blocks without calls. Use bitmap iterators rather than
2034 2005-02-15 Peter O'Gorman <peter@pogma.com>
2037 * mklibgcc.in (vis_hide): Use a temporary object file, not
2040 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2043 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2044 access optimization.
2046 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2047 Alan Modra <amodra@bigpond.net.au>
2050 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2051 (_xlqsub): Rename to __gcc_qsub.
2052 (_xlqmul): Rename to __gcc_qmul.
2053 (_xlqdiv): Rename to __gcc_qdiv.
2054 Provide versioned symbol aliases with old names.
2055 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2056 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2057 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2058 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2059 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2061 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2063 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2064 Fold ~(A - 1) and ~(A + -1) to -A.
2066 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2070 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2071 config/pa/pa-host.c:pa_gt_pch_use_address.
2073 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2075 * tree-vn.c (get_value_handle): Make sure that given an
2076 is_gimple_min_invariant expression, we always return it.
2078 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2080 * passes.c (rest_of_handle_gcse): Fix a comment.
2082 2005-02-15 Jeff Law <law@redhat.com>
2084 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2086 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2087 (canon_list_insert, record_last_mem_set_info): Similarly.
2088 (clear_modify_mem_tables): Similarly.
2090 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2092 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2093 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2094 config/mips/mips.md, config/rs6000/aix.h,
2095 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2097 2005-02-15 Richard Henderson <rth@redhat.com>
2099 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2100 call to be best_edge.
2102 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2104 * basic-block.h: Adjust the prototype for find_basic_blocks.
2105 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2106 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2109 * flow.c (recompute_reg_usage): Remove all arguments.
2110 * passes.c (rest_of_compilation): Adjust the call to
2111 recompute_reg_usage.
2112 * rtl.h: Adjust the prototype for recompute_reg_usage.
2114 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2116 * tree-dump.c (dump_files): Update to reflect new member
2118 (dump_register): Add new argument.
2120 (dump_switch_p_1): Check against glob name if doglob was passed.
2121 (dump_switch_p): Check against regular first, then glob if
2122 we didn't have any hits on the dump name.
2123 * tree-optimize.c (register_one_dump_file):
2124 Pass in glob name as well.
2125 * tree-pass.h (struct dump_file_info): Add glob
2128 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2130 PR preprocessor/16323
2131 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2133 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2136 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2137 (trunctfdf2_internal1): New.
2138 (trunctfdf2_internal2): Renamed from trunctfdf2.
2140 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2142 PR tree-optimization/19853
2143 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2145 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2147 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2148 delete_dead_jumptables and cleanup_cfg.
2150 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2152 * reload.c (find_reloads): Swap address_reloaded flags when
2153 swapping commutative operands.
2155 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2157 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2158 Use standard_iv_increment_position for computing the bsi position
2160 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2163 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2166 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2167 life range of hard registers.
2168 * value-prof.c (insn_prefetch_values_to_profile): Only
2171 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2172 profile in libcalls.
2174 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2176 * bitmap.h (bitmap_and_compl_into): Return bool.
2177 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2179 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2181 PR tree-optimization/19944
2182 * fold-const.c (fold): Re-add ABS_EXPR folding.
2184 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2187 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2188 {TARGET,MASK}_XL_COMPAT.
2189 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2191 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2192 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2194 (rs6000_arg_partial_bytes): Same.
2195 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2196 and XL compatibility enabled.
2197 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2198 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2199 test to final condition.
2200 (cmptf_internal2): New.
2201 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2202 xl-compat. Add TFmode information to description.
2204 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2206 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2208 2005-02-13 Jason Merrill <jason@redhat.com>
2211 * fold-const.c (fold_indirect_ref_1): Split out from...
2212 (build_fold_indirect_ref): Here.
2213 (fold_indirect_ref): New fn.
2214 * tree.h: Declare it.
2215 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2216 (gimplify_modify_expr_rhs): Likewise.
2217 (gimplify_expr): Likewise.
2219 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2221 PR tree-optimization/14303
2222 PR tree-optimization/15784
2223 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2224 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2225 ABS_EXPR<x> != 0 to x != 0.
2227 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2229 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2230 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2231 spelling conventions.
2233 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2234 delete_trivially_dead_insns too many times.
2236 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2239 2005-02-12 Ira Rosen <irar@il.ibm.com>
2241 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2242 (vect_is_simple_iv_evolution): Remove redundant parameter
2244 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2245 without last parameter.
2246 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2247 Return pointer step. Call vect_is_simple_iv_evolution without
2248 last parameter. Check only that the step is multiple of size
2249 type. Remove stmt_vinfo updates.
2250 (vect_get_memtag_and_dr): Remove.
2251 (vect_get_memtag): New function.
2252 (vect_address_analysis): New function.
2253 (vect_object_analysis): New function.
2254 (vect_analyze_data_refs): Call vect_object_analysis and
2255 vect_get_memtag. Update stmt_vinfo fields.
2257 2005-02-12 Ira Rosen <irar@il.ibm.com>
2259 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2260 exist and are objects. Remove checks for pointer.
2261 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2262 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2263 (vect_create_data_ref_ptr): Likewise.
2264 (vect_base_addr_differ_p): New function.
2265 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2266 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2267 Don't set the DR_BASE_NAME field of data-ref.
2268 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2270 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2272 * optabs.h (enum optab_index): Add new OTI_ldexp.
2273 (ldexp_optab): Define corresponding macro.
2274 * optabs.c (init_optabs): Initialize ldexp_optab.
2275 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2277 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2279 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2280 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2282 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2283 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2286 2005-02-12 Ira Rosen <irar@il.ibm.com>
2288 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2290 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2292 (vect_get_base_and_offset): Always return an address.
2293 (vect_create_addr_base_for_vector_ref): Remove treatment for
2294 different data reference types.
2295 (vect_compute_data_ref_alignment): Rename base to base_address in
2296 stmt_vec_info. Get the object in order to force its alignment.
2297 (vect_get_memtag_and_dr): Rename base to base_address in
2298 stmt_vec_info. Extract the object for memtag analysis.
2300 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2302 PR regression/19898.
2303 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2304 changes cc_status, use apply modified_in_p to part of cc_status
2305 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2308 2005-02-11 Richard Henderson <rth@redhat.com>
2310 * tree-complex.c (expand_complex_libcall): New.
2311 (expand_complex_multiplication): Use it for c99 compliance.
2312 (expand_complex_division): Likewise.
2313 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2315 * builtins.c (built_in_names): Remove const.
2316 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2318 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2319 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2320 (built_in_names): Remove const.
2321 * c-common.c (c_common_type_for_mode): Handle complex modes.
2322 * flags.h, toplev.c (flag_complex_method): Rename from
2323 flag_complex_divide_method.
2324 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2325 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2326 * libgcc2.h: Declare them.
2327 * libgcc-std.ver: Export them.
2328 * mklibgcc.in (lib2funcs): Build them.
2330 2005-02-11 Steven Bosscher <stevenb@suse.de>
2332 PR tree-optimization/19876
2333 Partially revert my change from 2005-01-14
2334 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2335 (compute_antic): ...and remove the loop here.
2337 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2340 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2341 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2343 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2344 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2346 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2348 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2349 offsets for the big-endian 32-bit case.
2351 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2353 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2355 2005-02-11 Dale Johannesen <dalej@apple.com>
2357 * cselib.c (cselib_process_insn): Clear out regs where
2358 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2359 * reload.c (find_equiv_reg): Ditto.
2361 2005-02-11 Ian Lance Taylor <ian@airs.com>
2363 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2366 * tree.c (build_function_type_list): Work correctly if there are
2369 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2371 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2372 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2373 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2374 TARGET_ZARCH instead of TARGET_64BIT.
2376 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2378 * config/rs6000/t-rtems:
2379 (MULTILIB_OPTIONS): Remove mcpu=602.
2380 (MUTLILIB_DIRNAMES): Remove m602.
2381 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2382 Let mcpu=602 match mcpu=603.
2383 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2385 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2387 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2390 2005-02-10 David Daney <ddaney@avtrex.com>
2392 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2393 * config/i386/linux-unwind.h: Likewise.
2394 * config/ia64/linux-unwind.h: Likewise.
2395 * config/mips/linux-unwind.h: Likewise.
2396 * config/pa/linux-unwind.h: Likewise.
2397 * config/rs6000/linux-unwind.h: Likewise.
2398 * config/s390/linux-unwind.h: Likewise.
2399 * config/sh/linux-unwind.h: Likewise.
2400 * config/sparc/linux-unwind.h: Likewise.
2402 2005-02-10 Steven Bosscher <stevenb@suse.de>
2404 PR tree-optimization/17549
2405 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2406 TER to replace a DEF with its expression if the DEF and the
2407 rhs of the expression we replace into have the same root
2410 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2412 * config/mips/mips.md: Fix the placement of the match_scratch in the
2415 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2417 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2420 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2422 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2423 (strip_offset): Handle addresses.
2424 (add_address_candidates): Use strip_offset.
2425 (difference_cost): Reflect strip_offset change.
2426 (force_var_cost, difference_cost): Strip nops.
2428 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2430 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2432 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2433 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2434 config/cris/cris-protos.h, config/cris/cris.c: Update
2437 2005-02-10 Jeff Law <law@redhat.com>
2439 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2440 (lookup_avail_expr): Similarly.
2442 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2444 * builtins.c (fold_builtin_powi): New function.
2445 (fold_builtin_1): Call it.
2447 2005-02-10 Steven Bosscher <stevenb@suse.de>
2449 PR documentation/19309
2450 * doc/cpp.texi: The __GNUC__ and related predefined macros
2451 are also defined for the "standalone" cpp.
2452 Some non-GCC compilers may also define __GNUC__.
2454 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2457 * c-typeck.c (common_type): New routine. Old common_type renamed
2459 (c_common_type): ...this.
2460 (build_conditional_expr, build_binary_op): Use c_common_type instead
2463 2005-02-10 Steven Bosscher <stevenb@suse.de>
2465 * doc/md.texi: Replace @samp{length} with @code{length}.
2467 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2469 PR tree-optimization/18687
2470 * tree-flow.h (find_loop_niter): Declare.
2471 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2472 Try using scev even for loops with more than one exit.
2473 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2474 (struct ivopts_data): Added niters field.
2475 (struct nfe_cache_elt): New.
2476 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2478 (tree_ssa_iv_optimize_init): Initialize niters cache.
2479 (determine_number_of_iterations): Removed.
2480 (find_induction_variables): Do not call determine_number_of_iterations.
2481 Access niters for single exit through niter_for_single_dom_exit.
2482 (add_iv_outer_candidates): Access niters for single exit through
2483 niter_for_single_dom_exit.
2484 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2485 number_of_iterations_cond.
2486 (iv_period): New function.
2487 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2488 (may_replace_final_value): Take data argument. Use
2489 niter_for_single_dom_exit.
2490 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2491 (rewrite_use_compare): Pass data to may_eliminate_iv.
2492 (rewrite_use_outer): Pass data to may_replace_final_value.
2493 (free_loop_data): Clean up the niters cache.
2494 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2495 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2496 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2497 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2498 (num_ending_zeros): Moved to tree.c.
2499 * tree.h (num_ending_zeros): Declare.
2500 * tree.c (num_ending_zeros): Moved from tree.c.
2502 2005-02-09 Richard Henderson <rth@redhat.com>
2504 * builtins.c (DEF_BUILTIN): Add COND argument.
2505 * tree.h (DEF_BUILTIN): Likewise.
2506 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2507 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2509 (DEF_BUILTIN_STUB): New.
2510 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2511 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2512 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2513 * c-common.c (DEF_BUILTIN): Add COND argument.
2514 * tree.c (local_define_builtin): New.
2515 (build_common_builtin_nodes): New.
2517 2005-02-09 Roger Sayle <roger@eyesopen.com>
2519 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2520 floating point expression ignoring the sign of the result.
2521 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2522 (fold) <MULT_EXPR>: Use it to simplify x*x.
2523 * tree.h (fold_strip_sign_ops): Prototype here.
2524 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2525 argument. Use fold_strip_sign_ops to simplify the first argument.
2526 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2527 first argument when the second argument is an even integer
2528 constant, but only with -funsafe_math_optimizations.
2529 (fold_builtin_1): Update call to fold_builtin_copysign.
2531 2005-02-09 Ian Lance Taylor <ian@airs.com>
2534 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2535 just check whether EH_FILTER_FAILURE falls through.
2537 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2539 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2540 insns return to ready list in the next turn.
2542 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2545 * builtins.def: New __builtin_powi[lf].
2546 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2547 (expand_builtin_powi): New function.
2548 (expand_builtin): Dispatch to expand_builtin_powi.
2549 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2550 * libgcc2.c: Add __builtin_powi[lf] implementation.
2551 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2552 * optabs.h: Add powi_optab.
2553 * optabs.c (init_optabs): Initialize powi_optab.
2554 * doc/extend.texi: Document __builtin_powi[lf].
2556 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2558 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2561 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2564 * fold-const.c (try_move_mult_to_index): Remove redundant
2565 type argument. Create ADDR_EXPR with correct type.
2566 (fold): Update callers of try_move_mult_to_index. Convert
2567 result to the appropriate type.
2569 2005-02-09 Roger Sayle <roger@eyesopen.com>
2572 * config/avr/avr.c (default_rtx_costs): Delete.
2573 (avr_operand_rtx_cost): New function.
2574 (avr_rtx_costs): Completely rewrite.
2576 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2579 * config/cris/cris.c (in_code): New variable.
2580 (cris_output_addr_const): Now a static function, a wrapper for
2582 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2583 case from old cris_output_addr_const.
2584 (cris_asm_output_label_ref): Similar for LABEL_REF.
2585 (cris_output_addr_const_extra): Similar for UNSPEC.
2586 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2587 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2588 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2590 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2591 (cris_asm_output_label_ref): Declare.
2593 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2595 PR preprocessor/19801
2596 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2597 filenames that changed when libcpp was moved to the toplevel.
2599 2005-02-07 Roger Sayle <roger@eyesopen.com>
2601 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2602 zero extensions of BImode operands. Call lowpart_subreg instead
2603 of gen_lowpart_common and gen_lowpart_SUBREG.
2605 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2608 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2609 * configure.ac: Set cc_for_cross_gnattools.
2610 * configure: Regenerate.
2612 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2615 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2617 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2620 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2621 of nested functions.
2623 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2625 * doc/extend.texi: Document deprecated extensions allowing
2626 static floating-point members to have initializers and allowing
2627 floating-point literals in integral constant expressions.
2629 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2631 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2632 config/darwin7.h, config/mips/mips.c,
2633 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2636 * cse.c: Update comments.
2638 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2641 * builtins.c (fold_builtin_sqrt): Transform
2642 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2645 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2646 Dorit Naishlos <dorit@il.ibm.com>
2648 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2649 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2650 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2652 * tree.h (vect_set_verbosity_level): New extern function declaration
2654 * tree-vectorizer.h (verbosity_levels): New enum type.
2655 * tree-vectorizer.c (vect_debug_stats): Function removed.
2656 (vect_debug_details): Likewise.
2657 (vect_verbosity_level): Global variable was defined and initialized.
2658 (vect_dump): Global variable definition.
2659 (vect_print_dump_info): New function.
2660 (vect_set_dump_settings): New function.
2661 (vect_set_verbosity_level): New function.
2662 (vectorize_loops): Add call to vect_set_dump_settings.
2664 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2665 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2666 (slpeel_tree_peel_loop_to_edge): Likewise.
2668 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2669 appropriate verbosity level instead of call to vect_debug_details
2670 or vect_debug_stats.
2671 (vect_get_base_and_offset):
2672 (vect_create_addr_base_for_vector_ref):
2673 (get_vectype_for_scalar_type):
2674 (vect_create_data_ref_ptr):
2676 (vect_get_vec_def_for_operand):
2677 (vect_finish_stmt_generation):
2678 (vectorizable_assignment):
2679 (vectorizable_operation):
2680 (vectorizable_store):
2681 (vectorizable_load):
2682 (vect_transform_stmt):
2683 (vect_update_ivs_after_vectorizer):
2684 (vect_do_peeling_for_loop_bound):
2685 (vect_update_inits_of_drs):
2686 (vect_do_peeling_for_alignment):
2687 (vect_transform_loop):
2688 (vect_is_simple_use):
2689 (vect_analyze_operations):
2690 (vect_is_simple_iv_evolution):
2691 (vect_analyze_scalar_cycles):
2692 (vect_analyze_data_ref_dependence):
2693 (vect_analyze_data_ref_dependences):
2694 (vect_compute_data_ref_alignment):
2695 (vect_enhance_data_refs_alignment):
2696 (vect_analyze_data_refs_alignment):
2697 (vect_analyze_data_ref_access):
2698 (vect_analyze_data_ref_accesses):
2699 (vect_analyze_pointer_ref_access):
2700 (vect_get_memtag_and_dr):
2701 (vect_analyze_data_refs):
2702 (vect_mark_relevant):
2703 (vect_stmt_relevant_p):
2704 (vect_mark_stmts_to_be_vectorized):
2705 (vect_can_advance_ivs_p):
2706 (vect_get_loop_niters):
2707 (vect_analyze_loop_form):
2708 (vect_analyze_loop):
2709 (vectorize_loops): Likewise.
2711 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2712 (vect_update_inits_of_drs):
2713 (vect_do_peeling_for_alignment):
2714 (vect_transform_loop):
2715 (vect_analyze_operations):
2716 (vect_analyze_scalar_cycles):
2717 (vect_analyze_data_ref_dependences):
2718 (vect_analyze_data_refs_alignment):
2719 (vect_analyze_data_ref_accesses):
2720 (vect_analyze_data_refs):
2721 (vect_mark_stmts_to_be_vectorized):
2722 (vect_get_loop_niters):
2723 (vect_analyze_loop_form):
2724 (vect_analyze_loop): Likewise.
2725 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2727 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2731 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2732 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2733 either -ffast-math or -funsafe-math-optimizations is in use.
2735 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2736 * config/mips/irix-csr.c: New file.
2737 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2738 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2739 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2742 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2744 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2745 redundant, incorrect definitions.
2747 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2749 ("*tls_indirect_call"): New, reference hard regs directly.
2750 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2752 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2754 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2755 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2757 2005-02-06 Roger Sayle <roger@eyesopen.com>
2759 PR rtl-optimization/19800
2760 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2761 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2764 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2766 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2768 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2771 * doc/invoke.texi: Correct documentation of -freorder-functions.
2773 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2776 * doc/invoke.texi: Don't mention gccbug.
2778 2005-02-06 Roger Sayle <roger@eyesopen.com>
2779 Andrew Pinski <pinskia@physics.uc.edu>
2780 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2782 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2783 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2784 into just (zero_extract:SI FOO (const_int 1) BAR).
2786 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2788 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2789 macro locally. Don't give last revision date. Use GCC version
2790 number from gcc-common.texi.
2791 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2792 revision date. Use GCC version number from gcc-common.texi.
2793 Describe being a library as current state rather than as 3.x
2795 * doc/gcc.texi: Remove last update date.
2796 * doc/gccint.texi: Likewise. Update copyright dates.
2797 * doc/install.texi: Update copyright dates.
2799 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2802 * doc/invoke.texi: Mention for each option included in -Wall that
2803 it is included in -Wall.
2804 * doc/gcc.texi: Update copyright and last modification date.
2806 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2808 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2809 unnecessary cast to original induction variable increments.
2811 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2813 PR tree-optimization/18219
2814 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2815 in distributed form.
2817 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2819 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2820 Set bitpos and offset later in the function. Do nothing if the
2821 target is a register and if the bitfield lies completely outside
2823 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2824 here. Return an uninitialised register if the source value is stored
2825 in a register and the bitfield lies completely outside that register.
2827 2005-02-06 Steven Bosscher <stevenb@suse.de>
2829 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2832 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2834 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2836 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2838 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2839 * config/darwin8.h: New.
2840 * config/darwin7.h: Update comment.
2842 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2843 Dorit Naishlos <dorit@il.ibm.com>
2845 * tree-vectorizer.h (LOC): New type.
2846 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2847 (loop_line_number): New field in struct _loop_vec_info.
2848 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2850 * tree-vectorizer.c (input.h): Included.
2851 (find_loop_location): New function.
2852 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2853 loop line number removed.
2854 (vect_debug_details): Likewise.
2855 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2857 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2858 call to vect_debug_details/stats changed from loop to loop_loc.
2859 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2860 (slpeel_tree_peel_loop_to_edge): Likewise.
2862 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2863 changed from NULL to UNKNOWN_LOC.
2864 (vect_get_base_and_offset):
2865 (vect_create_addr_base_for_vector_ref):
2866 (get_vectype_for_scalar_type):
2867 (vect_create_data_ref_ptr):
2869 (vect_get_vec_def_for_operand):
2870 (vect_finish_stmt_generation):
2871 (vectorizable_assignment):
2872 (vectorizable_operation):
2873 (vectorizable_store):
2874 (vectorizable_load):
2875 (vect_transform_stmt):
2876 (vect_update_ivs_after_vectorizer):
2877 (vect_do_peeling_for_loop_bound):
2878 (vect_do_peeling_for_alignment):
2879 (vect_transform_loop):
2880 (vect_is_simple_use):
2881 (vect_analyze_operations):
2882 (vect_is_simple_iv_evolution):
2883 (vect_analyze_scalar_cycles):
2884 (vect_analyze_data_ref_dependences):
2885 (vect_compute_data_ref_alignment):
2886 (vect_enhance_data_refs_alignment):
2887 (vect_analyze_data_ref_access):
2888 (vect_analyze_data_ref_accesses):
2889 (vect_analyze_pointer_ref_access):
2890 (vect_get_memtag_and_dr):
2891 (vect_analyze_data_refs):
2892 (vect_mark_relevant):
2893 (vect_stmt_relevant_p):
2894 (vect_mark_stmts_to_be_vectorized):
2895 (vect_can_advance_ivs_p):
2896 (vect_get_loop_niters):
2897 (vect_analyze_loop):
2898 (vectorize_loops): Likewise.
2900 (vectorizable_load): Argument in call to vect_debug_details/stats
2901 changed from loop to LOOP_LOC (loop_vinfo).
2902 (vect_transform_loop):
2903 (vect_analyze_operations):
2904 (vect_analyze_scalar_cycles):
2905 (vect_analyze_data_ref_dependence):
2906 (vect_enhance_data_refs_alignment):
2907 (vect_analyze_data_ref_accesses):
2908 (vect_analyze_pointer_ref_access):
2909 (vect_analyze_data_refs):
2910 (vect_analyze_loop): Likewise.
2912 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2913 changed from loop to loop_loc.
2915 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2917 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2918 Dorit Naishlos <dorit@il.ibm.com>
2920 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2922 (vect_analyze_data_ref_dependences): Likewise.
2924 (vect_is_simple_use): Argument changed from loop structure to
2925 loop_vect_info structure.
2926 (vect_can_advance_ivs_p): Likewise.
2927 (vect_create_index_for_vector_ref): Likewise.
2928 (vect_update_ivs_after_vectorizer): Likewise.
2929 (new_stmt_vec_info): Likewise.
2931 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2932 changed from loop to loop_vinfo.
2933 (vect_create_data_ref_ptr): First argument in call to
2934 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2935 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2936 was changed from loop to loop_vinfo.
2937 (vectorizable_operation): Likewise.
2938 (vectorizable_store): Likewise.
2939 (vect_mark_stmts_to_be_vectorized): Likewise.
2940 (vect_do_peeling_for_loop_bound): First argument in call to
2941 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2942 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2943 was changed from loop to loop_vinfo.
2944 (vect_analyze_data_ref_dependences): Third argument in call to
2945 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2947 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2948 (vect_create_data_ref_ptr): Likewise.
2949 (vect_init_vector): Likewise.
2950 (vect_get_vec_def_for_operand): Likewise.
2951 (vectorizable_assignment): Likewise.
2952 (vectorizable_operation): Likewise.
2953 (vectorizable_store): Likewise.
2954 (vectorizable_load): Likewise.
2955 (vect_update_ivs_after_vectorizer): Likewise.
2956 (vect_is_simple_use): Likewise.
2957 (vect_analyze_data_ref_dependence): Likewise.
2958 (vect_analyze_pointer_ref_access): Likewise.
2959 (vect_can_advance_ivs_p): Likewise.
2961 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2962 before _stmt_vec_info.
2963 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2964 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2965 (new_stmt_vec_info): Argument changed from loop structure to
2966 loop_vect_info structure
2968 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2969 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2970 (vect_create_addr_base_for_vector_ref): Likewise.
2971 (vect_analyze_pointer_ref_access): Likewise.
2973 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2976 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2977 phi flag if the phi is abnormal.
2979 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2982 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2983 information for the new statement.
2985 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2988 * gcc.c (main): Include the target in -v output.
2990 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2992 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2993 Do not drop the extend if we'd have to add a paradoxical subreg
2994 later. Include optabs.h and insn-codes.h.
2995 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2997 2005-02-02 Roger Sayle <roger@eyesopen.com>
3000 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3001 * fold-const.c (const_binop): Avoid constant folding floating
3002 point operations in modes that use composite representations.
3003 * simplify-rtx.c (simplify_binary_operation): Likewise.
3005 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3007 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3009 (altivec_dstt): Likewise.
3010 (altivec_dstst): Likewise.
3011 (altivec_dststt): Likewise.
3012 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3015 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3017 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3018 EXPR_LOCUS from orig_cond to the new cond_stmt.
3019 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3022 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3024 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3025 standard_iv_increment_position. Remove call to bsi_next
3026 (no need to bump the iterator anymore).
3027 (vect_create_index_for_vector_ref): Call
3028 standard_iv_increment_position. Remove second function argument.
3029 (vect_finish_stmt_generation): Remove call to bsi_next
3030 (no need to bump the iterator anymore).
3031 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3032 to vect_create_index_for_vector_ref.
3034 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3036 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3037 phis are used out of the loop.
3039 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3042 * c-decl.c (undef_nested_function): New variable.
3043 (pop_scope): Diagnose undefined nested functions.
3044 (finish_function): Don't attempt cgraph processing or genericizing
3045 if current top-level function contained an undefined nested
3046 function. Reset undef_nested_function at the end of a top-level
3049 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3051 * tree.c (build_int_cst_type): Take sign of the value into account
3052 when deciding whether sign extend the value.
3054 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3057 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3058 (cpp_options, cc1_options): Change %{std*&ansi} to
3059 %{std*&ansi&trigraphs}.
3061 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3063 * cse.c: Update comments.
3065 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3067 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3068 arguments go on the stack. Do not put complex doubles in odd/even
3071 2005-02-02 Steven Bosscher <stevenb@suse.de>
3073 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3074 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3075 -ftree-pre, and -fthread-jumps.
3077 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3079 PR tree-optimization/19578
3080 * tree-flow.h (modified_noreturn_calls): Declare.
3081 (noreturn_call_p): Declare.
3082 * tree-flow-inline.h (noreturn_call_p): New function.
3083 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3084 * tree-cfg.c (modified_noreturn_calls): New variable.
3085 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3086 that contain a mid-block noreturn call.
3087 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3089 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3091 * df.c (df_def_record_1, df_uses_record): Don't use
3093 * df.h (DF_FOR_REGALLOC): Remove.
3095 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3098 * c-typeck.c (really_start_incremental_init): Reset
3099 constructor_max_index for arrays of incomplete type.
3101 2005-02-02 Jeff Law <law@redhat.com>
3103 * gcse.c (struct reg_set): Store the block index where the register
3104 was set rather than the setting insn.
3105 (record_one_set, compute_transp): Corresponding changes.
3106 (pre_insert_copy_insn): Do not call replace_one_set.
3107 (replace_one_set): Remove.
3109 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3112 * doc/gcov.texi: Fix typo.
3114 2005-02-01 Richard Henderson <rth@redhat.com
3117 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3118 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3120 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3121 * config/i386/i386-protos.h: Update.
3123 2005-02-01 Steven Bosscher <stevenb@suse.de>
3125 PR tree-optimization/19217
3126 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3127 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3128 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3129 that it is walking a PHI node.
3131 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3133 * doc/extend.texi (Nested Functions): Update.
3135 2005-02-01 Richard Henderson <rth@redhat.com>
3138 * optabs.c (expand_copysign_absneg): Export.
3139 * optabs.h (expand_copysign_absneg): Declare.
3140 * config/rs6000/rs6000.md (copysigntf3): New.
3142 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3144 PR tree-optimization/19633
3145 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3146 * tree-ssa-alias.c (init_alias_info): Initialize.
3147 (merge_pointed_to_info): Set.
3148 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3149 (dump_points_to_info_for): Show value of pt_null.
3150 (struct count_ptr_d): Declare.
3151 (find_ptr_dereference): Remove.
3152 (ptr_is_dereferenced_by): Remove.
3153 (count_ptr_derefs): New local function.
3154 (count_uses_and_derefs): New local function.
3155 (compute_points_to_and_addr_escape): Call it. If the number
3156 of dereferences is greater than zero, mark the pointer as
3157 dereferenced. If there are fewer dereferences than uses of
3158 the pointer, the pointer's value escapes.
3160 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3162 PR tree-optimization/19670
3163 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3165 (verify_use): ... set it here, instead.
3167 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3169 * doc/sourcebuild.texi (Test directives): Fix formatting.
3171 * doc/sourcebuild.texi (Test directives): Describe selector
3174 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3176 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3177 specific 64-bit CPUs.
3179 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3182 * arm.c (arm_eliminable_register): New function.
3183 (adjacent_mem_locations): Don't allow eliminable registers. Use
3184 HOST_WIDE_INT for address offsets.
3185 * arm-protos.h (arm_eliminable_register): Add prototype.
3187 2005-02-01 Steven Bosscher <stevenb@suse.de>
3189 PR optimization/15242
3190 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3191 * basic-block.h (duplicate_computed_gotos): Add prototype.
3192 * bb-reorder.c (duplicate_computed_gotos): New function to
3193 duplicate sufficiently small blocks ending in a computed jump.
3194 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3195 if not optimizing for size.
3196 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3197 never do tail merging for blocks ending in a computed jump.
3198 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3200 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3202 Patch from Richard Sandiford <rsandifo@redhat.com>
3203 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3204 from inheriting a subreg equivalence with a non-spill register.
3206 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3208 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3210 * config/frv/frv.c (movcc_fp_destination_operand): New.
3211 (gpr_or_memory_operand): Fix typo in comment.
3212 (gpr_or_memory_operand_with_scratch): New.
3213 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3214 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3215 movcc_fp_destination_operand.
3216 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3217 Legitimize memory addresses using a scratch register.
3219 2005-01-31 Jeff Law <law@redhat.com>
3221 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3222 bitmap a sparse bitmap instead of a simple bitmap.
3223 (mark_def_sites_initialize_block): Corresponding changes.
3224 (ssa_mark_def_sites_initialize_block): Likewise.
3225 (ssa_mark_phi_uses): Likewise.
3226 (mark_def_site, ssa_mark_def_sites): Likewise.
3227 (mark_def_site_blocks): Likewise.
3228 (rewrite_ssa_into_ssa): Likewise.
3230 * tree-ssa-dom.c (record_cond): Pass correct variable type
3231 for last argument to htab_find_slot_with_hash.
3233 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3234 effects when optimizing 0 % X. Do not try to optimize X % 0.
3236 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3238 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3241 2005-02-01 Eric Christopher <echristo@redhat.com>
3243 * config/mips/mips.c (override_options): Warn if -mint64
3245 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3248 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3250 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3252 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3253 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3254 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3255 (cached_regno): Initialize to INVALID_REGNUM.
3256 (cse_reg_info_table_size,
3257 cse_reg_info_table_first_uninitialized,
3258 cse_reg_info_timestamp): New.
3259 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3261 (init_cse_reg_info, get_cse_reg_info_1): New.
3262 (get_cse_reg_info): Cache the last look-up.
3263 (new_basic_block): Update the code to clear mappings from
3264 registers to cse_reg_info entries.
3265 (cse_main): Call init_cse_reg_info.
3267 * cse.c (get_cse_reg_info): Update a comment.
3269 2005-01-31 Steven Bosscher <stevenb@suse.de>
3272 * c-decl.c (start_decl): Do not warn about arrays of elements with
3273 an incomplete type here.
3274 (grokdeclarator): Do it here by making a pedwarn an error.
3275 * c-typeck.c (push_init_level): If there were previous errors with
3276 the constructor type, do not warn about braces for initializers.
3277 (process_init_element): Likewise for excess initializer elements.
3279 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3281 * cse.c (delete_trivially_dead_insn): Don't iterate.
3283 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3285 * config/rs6000/rs6000.md (copysignsf3): New expand.
3286 (copysigndf3): Likewise.
3288 2005-01-31 Steven Bosscher <stevenb@suse.de>
3290 * recog.c (constrain_operands): Only look for earlyclobber operand
3291 conflicts if an '&' constraint was seen.
3293 2005-01-31 Marc Espie <espie@openbsd.org>
3295 * config.gcc: Don't include embedded systems fragment, switches default
3296 debugging format to ELF.
3297 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3298 longer pick it up there.
3300 2005-01-31 Dale Johannesen <dalej@apple.com>
3302 * doc/extend.texi (nested functions): Fix linkage description.
3303 Clarify that static is not allowed.
3305 2005-01-31 Dale Johannesen <dalej@apple.com>
3307 * config/rs6000/darwin.md (movsf_low_di): Make work.
3308 (movdf_low_di): Make work.
3310 2005-01-31 Dale Johannesen <dalej@apple.com>
3312 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3313 Make work for 64 bit.
3315 2005-01-31 Roger Sayle <roger@eyesopen.com>
3316 Dale Johannesen <dalej@apple.com>
3319 * fold-const.c (fold_binary_op_with_conditional_arg):
3320 Make types match original operands, before STRIP_NOPS.
3322 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3324 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3325 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3326 (struct gcc_sigcontext): Delete. Merge contents to..
3327 (struct gcc_ucontext): ..here.
3328 (get_sigcontext): Delete.
3329 (get_regs): New function, like get_sigcontext but return regs ptr.
3330 64-bit version finds regs from r1 to support vdso.
3331 (ppc_linux_aux_vector): New function.
3332 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3335 2005-01-31 Ira Rosen <irar@il.ibm.com>
3337 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3339 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3340 redundant fold. Fix misalignment for MINUS_EXPR.
3341 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3342 (vect_analyze_pointer_ref_access): Likewise.
3343 (vect_get_memtag_and_dr): Likewise.
3345 2005-01-31 Richard Henderson <rth@redhat.com>
3347 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3348 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3349 absnegdf2_i387, absnegxf2_i387): Likewise.
3351 2005-01-31 Richard Henderson <rth@redhat.com>
3354 * optabs.c (expand_copysign_absneg): New.
3355 (expand_copysign_bit): Split out from ...
3356 (expand_copysign): ... here. Use expand_copysign_absneg.
3358 2005-01-30 Roger Sayle <roger@eyesopen.com>
3361 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3362 constant as the second operand and a register as the third.
3364 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3367 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3368 that dllimport'd functions do not use all call-clobbered registers
3371 2005-01-30 Richard Henderson <rth@redhat.com>
3374 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3375 expand_abs_nojump and generalize. Use operand_subword and
3376 emit_no_conflict_block. Support large modes.
3377 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3379 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3380 negation to subtraction.
3381 (expand_copysign): Check that the format has signed zeros.
3382 Use operand_subword and emit_no_conflict_block. Support large modes.
3384 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3386 Fix PR tree-optimization/19624
3388 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3389 * tree-ssa-pre.c: Add cfgloop.h.
3391 (pre_stats): New member, constified.
3392 (inserted_exprs): New static variable.
3393 (NECESSARY): New macro.
3394 (create_expression_by_pieces): Fold the expression, and
3395 mark it as defaulting to not necessary. Also put in
3397 (fully_constant_expression): New function.
3398 (insert_into_preds_of_block): Modify to not insert phis when we
3399 are playing with induction variables.
3400 Push phis onto the inserted_exprs vector, and mark them as not
3401 necessary by default.
3402 (insert_aux): Call fully_constant_expression on eprime.
3403 If all edges produce the same value, mark it constant.
3404 (mark_operand_necessary): New function.
3405 (remove_dead_inserted_code): New function.
3406 (init_pre): Init loop optimizer to get loop info.
3407 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3408 (execute_pre): Commit edge inserts, then remove dead code.
3410 2005-01-30 Richard Henderson <rth@redhat.com>
3412 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3413 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3415 2005-01-30 Richard Henderson <rth@redhat.com>
3418 * config/i386/i386.c (ix86_expand_copysign): New.
3419 (ix86_split_copysign_const): New.
3420 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3421 rearrange op1/nmask operands.
3422 * config/i386/i386-protos.h: Update.
3423 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3424 (copysigndf3): Likewise.
3425 (copysignsf3_const, copysigndf3_const): New.
3426 (copysignsf3_var): Rename from copysignsf3, split out splitter
3427 and fix split predicate for X constraint.
3428 (copysigndf3_var): Similarly.
3430 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3432 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3433 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3434 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3436 2005-01-29 Richard Henderson <rth@redhat.com>
3439 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3440 of # and * in constraints.
3442 2005-01-29 Richard Henderson <rth@redhat.com>
3445 * expr.c (store_field): Don't strip sub-mode cast when the input
3446 data is even smaller.
3448 2005-01-29 Richard Henderson <rth@redhat.com>
3451 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3454 2005-01-29 Richard Henderson <rth@redhat.com>
3456 * combine.c (make_field_assignment): Fix argument order
3459 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3461 PR tree-optimization/15791
3462 * fold-const.c (extract_array_ref): New function.
3463 (fold): Fold comparisons between &a[i] and &a[j] or
3464 semantically equivalent trees.
3466 2005-01-29 Jeff Law <law@redhat.com>
3468 * gcse.c (insert_expr_in_table): Revamp handling of available
3469 and anticipatable occurrence lists to avoid unnecessary list
3471 (insert_set_in_table): Similarly.
3473 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3475 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3477 (c_build_qualified_type): Build qualified array types with
3478 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3479 * c-decl.c (c_make_fname_decl): Build unqualified array type
3480 before qualified type.
3481 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3482 type is qualified, not just if type itself is. Don't apply
3483 qualifiers to array type when declarator is processed. Apply
3484 qualifiers to field type whether or not it is an array type.
3485 Don't handle array types specially for applying qualifiers to
3487 * c-typeck.c (composite_type): Build unqualified element type and
3488 array type when forming composite of array types.
3489 (common_pointer_type, comptypes, comp_target_types,
3490 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3491 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3493 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3494 (args2) in variables a1 and a2.
3496 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3498 * cse.c (n_elements_made, max_elements_made): Remove.
3499 (insert): Don't touch n_elements_made.
3500 (cse_main): Don't touch n_elements_made or max_elements_made.
3502 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3505 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3506 configuration part of dp-bit.c to be lost.
3508 2005-01-28 Roger Sayle <roger@eyesopen.com>
3510 * expmed.c (expand_mult_highpart_optab): When attempting to use
3511 a non-widening multiplication in a wider mode, the operands need
3512 to be converted (zero or sign extended) to that mode.
3514 2005-01-28 Ian Lance Taylor <ian@airs.com>
3518 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3519 through if both operands fall through.
3521 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3523 * cse.c (fold_rtx) <PC>: Don't optimize.
3525 2005-01-28 Jeff Law <law@redhat.com>
3527 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3528 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3530 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3532 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3533 cse_reg_info_used_list_end): Remove.
3534 (cse_reg_info_list, cse_reg_info_list_free): New.
3535 (get_cse_reg_info): When allocating an instance of
3536 cse_reg_info, add it to the beginning of the cse_reg_info_list
3537 list. Remove code to maintain cse_reg_info_used_list.
3538 (new_basic_block): Reset the free list to the beginning of
3541 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3543 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3544 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3545 (frv_expand_mdpackh_builtin): New function.
3546 (frv_expand_builtin): Use it to expand __MDPACKH.
3547 * doc/extend.texi (__MDPACKH): Update documentation.
3549 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3551 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3552 SSE_FLOAT_MODE_P for use_sse computation.
3554 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3557 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3559 2005-01-27 Richard Henderson <rth@redhat.com>
3561 * builtins.c (expand_builtin_copysign): New.
3562 (expand_builtin): Call it.
3563 * genopinit.c (optabs): Add copysign_optab.
3564 * optabs.c (init_optabs): Initialize it.
3565 (expand_copysign): New.
3566 * optabs.h (OTI_copysign, copysign_optab): New.
3567 (expand_copysign): Declare.
3569 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3570 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3572 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3573 (ix86_expand_fp_absneg_operator): ... here.
3574 (ix86_split_copysign): New.
3575 * config/i386/i386-protos.h: Update.
3576 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3577 (copysignsf3, copysigndf3): New.
3579 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3580 (copysignsf3, ncopysignsf3): New.
3581 (copysigndf3, ncopysigndf3): New.
3582 (copysignxf3, ncopysignxf3): New.
3583 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3585 2005-01-27 Arend Bayer <arend.bayer@web.de>
3586 Kazu Hirata <kazu@cs.umass.edu>
3588 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3589 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3590 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3593 2005-01-27 Jeff Law <law@redhat.com>
3595 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3596 definitions of SSA_NAMEs which are not being rewritten.
3597 (rewrite_ssa_into_ssa): Only initialize the current definition
3598 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3599 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3600 SSA_NAMEs before returning.
3602 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3604 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3605 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3606 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3607 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3608 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3610 2005-01-27 Steven Bosscher <stevenb@suse.de>
3613 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3614 higher to -O2 and higher. Likewise for tree PRE.
3615 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3618 2005-01-27 Ian Lance Taylor <ian@airs.com>
3621 * gimple-low.c (try_catch_may_fallthru): New static function.
3622 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3623 * tree-inline.c (expand_call_inline): Don't warn about reaching
3624 the end of a non-void function being inlined if the function uses
3627 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3629 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3632 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3633 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3634 (implicitly_declare): Handle error_mark_node.
3636 2005-01-27 Richard Henderson <rth@redhat.com>
3639 * tree.h (struct tree_decl): Add debug_expr_is_from.
3640 (DECL_DEBUG_EXPR_IS_FROM): New.
3641 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3642 * dwarf2out.c (dwarf2out_var_location): Update to match.
3643 * tree-outof-ssa.c (create_temp): Likewise.
3644 * var-tracking.c (track_expr_p): Likewise.
3645 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3646 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3647 * toplev.c (default_tree_printer): Likewise.
3649 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3651 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3652 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3654 2005-01-27 Steven Bosscher <stevenb@suse.de>
3656 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3657 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3658 ASM_CLOBBERS): Add tree checks.
3660 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3661 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3662 * c-common.def (SWITCH_STMT): Update to match.
3663 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3664 macros instead of SWITCH_EXPR ones.
3665 * c-dump.c (c_dump_tree): Likewise.
3666 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3667 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3669 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3671 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3673 * unwind-dw2.c (execute_stack_op): Add missing cases for
3674 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3676 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3678 * config.gcc (Obsolete configurations): Remove 'dummy', add
3679 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3682 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3684 PR tree-optimization/19633
3685 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3687 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3688 are no call-clobbered variables.
3689 * tree-outof-ssa.c (check_replaceable): Return false for calls
3692 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3694 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3695 even for variables with NULL DECL_INITIAL.
3697 2005-01-26 Stuart Hastings <stuart@apple.com>
3699 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3701 2005-01-26 Richard Henderson <rth@redhat.com>
3704 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3706 * expr.c (store_field): Strip conversions to odd-bit-sized types
3707 if the destination field width matches.
3709 2005-01-26 Richard Henderson <rth@redhat.com>
3711 * c-decl.c, expmed.c, expr.c: Revert last change.
3713 2005-01-26 Richard Henderson <rth@redhat.com>
3716 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3718 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3719 if we don't need the bits above those present in the current mode.
3720 * expr.c (store_field): Strip conversions to odd-bit-sized types
3721 if the destination field width matches.
3723 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3725 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3726 either -ffast-math or -funsafe-math-optimizations is in use.
3728 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3732 * config/avr/avr.c (notice_update_cc): Only set condition code for
3733 ashrqi3 if shift count > 0.
3734 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3735 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3736 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3737 count <= 0 as a no-op, and shift count >= width by copying zero
3738 or sign bit to all bits of the result.
3739 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3740 count, with attribute "length" set to 0 and "cc" set to "none".
3742 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3744 * doc/invoke.texi: Document -mTLS.
3746 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3747 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3748 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3749 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3750 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3751 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3752 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3753 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3755 * configure.ac: Check for a TLS capable gas.
3757 * configure: Regenerate.
3759 2005-01-26 Richard Henderson <rth@redhat.com>
3762 * combine.c (make_field_assignment): Simplify store to zero_extract
3763 from a source with an overlapping mask.
3765 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3767 2004-11-11 Eric Christopher <echristo@redhat.com>
3769 * config/frv/frv.md: Add fr400_integer automaton. Don't
3770 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3773 2005-01-26 Steven Bosscher <stevenb@suse.de>
3776 * cfgbuild.c (make_edges): Do not clear or set
3777 current_function_has_computed_jump.
3778 * function.h (struct function): Remove the has_computed_jump field.
3779 (current_function_has_computed_jump): Do not define.
3780 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3781 in a computed jump. Ignore current_function_has_computed_jump.
3783 2005-01-26 Richard Henderson <rth@redhat.com>
3786 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3787 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3789 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3790 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3791 objects into static storage if they have more than one non-zero value.
3792 * tree.h (categorize_ctor_elements): Update decl.
3794 2005-01-26 Steven Bosscher <stevenb@suse.de>
3797 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3798 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3799 to this function from 2004-07-10.
3800 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3801 the current function for tail call optimizations if the address
3802 of one of it its arguments is taken.
3804 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3806 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3808 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3810 * function.c (expand_function_end): If current_function_calls_alloca,
3811 emit stack restore in a place that is reached when the function falls
3814 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3816 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3817 rule to avoid matching inappropriate suffix rule.
3819 2005-01-26 Jan Hubicka <jh@suse.cz>
3821 PR tree-optimization/19241
3822 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3824 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3826 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3827 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3829 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3830 <sim*>: Always use crt1.o, regardless of N in simN.
3831 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3832 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3833 (CRT_CALL_STATIC_FUNCTION): Remove.
3834 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3835 use crt1.o, regardless of N in simN.
3836 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3837 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3838 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3839 case isystem setting.
3840 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3842 2005-01-25 Ian Lance Taylor <ian@airs.com>
3844 * gimple-low.c (block_may_fallthru): Correct handling of
3845 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3847 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3849 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3850 handlers to match indentation; nested under the mtune=* handler.
3851 Similar for mcpu= and march=.
3853 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3855 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3856 * config/mips/linux64.h (LIB_SPEC): Likewise.
3857 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3858 * config/sh/linux.h (LIB_SPEC): Likewise.
3860 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3862 * config/frv/frv.c (frv_legitimize_tls_address): New.
3863 (TARGET_HAVE_TLS): Define.
3864 (FRV_SYMBOL_REF_TLS_P): Define.
3865 (frv_override_options): Handle new register classes.
3866 (frv_legitimate_address_p): Reject tls addresses.
3867 (frv_legitimize_address): Handle TLS addresses.
3868 (gen_inlined_tls_plt): New.
3870 (frv_legitimize_tls_address): New.
3871 (unspec_got_name): Add TLS entries.
3872 (got12_operand): Add R_FRV_TLSMOFF12 case.
3873 (frv_emit_move): Fixup TLS addresses.
3874 (frv_emit_movsi): Legitimize TLS addresses.
3876 * config/frv/frv.h (MASK_BIG_TLS): New.
3877 (TARGET_BIG_TLS): New.
3878 (HAVE_AS_TLS): Define.
3879 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3880 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3881 (REG_CLASS_NAMES): Same.
3882 (REG_CLASS_CONTENTS): Same.
3883 (CONSTRAINT_LEN): New.
3884 (REG_CLASS_FROM_CONSTRAINT): New.
3885 (PREDICATE_CODES): Add symbolic_operand.
3887 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3888 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3889 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3890 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3891 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3892 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3893 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3894 GR9_REG, GR14_REG, LRREG.
3895 (type): Add load_or_call attribute.
3896 ("load_or_call"): New reservation.
3897 ("call_gettlsoff"): New.
3898 ("tls_indirect_call"): New.
3899 ("tls_load_gottlsoff12"): New.
3900 ("tlsoff_hilo"): New.
3901 ("tls_tlsdesc_ldd"): New.
3902 ("tls_tlsoff_ld"): New.
3905 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3907 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3909 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3910 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3911 * config/frv/frv.c (TLS_BIAS): Define.
3912 (frv_output_dwarf_dtprel): New.
3914 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3916 PR rtl-optimization/19579
3917 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3918 both A and B, see if they don't clobber registers the other expr uses.
3920 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3922 * real.c (do_add): Initialize signalling and canonical members.
3924 * real.c (real_from_integer): Zero out destination.
3926 2005-01-18 Jan Hubicka <jh@suse.cz>
3928 PR tree-optimize/19337
3929 * tree-inline.c (initialize_inlined_parameters): Copy
3930 saved_static_chain_decl only.
3932 2005-01-25 Richard Henderson <rth@redhat.com>
3936 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3937 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3938 80387 enabled, to return a proper subclass. Return the subset that
3939 overlaps with GENERAL_REGS for PLUS.
3940 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3942 2005-01-25 Richard Henderson <rth@redhat.com>
3945 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3947 2005-01-25 Roger Sayle <roger@eyesopen.com>
3949 * expmed.c (choose_multiplier): Change interface to return the
3950 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3951 (expand_divmod): Update calls to choose_multiplier.
3953 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3956 * expmed.c (extract_bit_field): Use adjust_address instead of
3957 gen_lowpart when op0 is a MEM.
3959 2005-01-24 Steven Bosscher <stevenb@suse.de>
3961 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3963 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3965 * config/mips/irix-csr.c: New file.
3966 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3967 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3968 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3971 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3974 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3975 sparc/elf.h, add sparc/sp-elf.h.
3976 (sparc-*-rtems*): Likewise.
3977 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3978 tm-dwarf2.h, add sparc/sp-elf.h.
3979 (sparc86x-*-elf): Likewise.
3980 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3981 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3982 TARGET_OS_CPP_BUILTINS.
3983 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3984 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3986 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3987 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3988 (SWITCH_TAKES_ARG): Likewise.
3989 (LOCAL_LABEL_PREFIX): Likewise.
3990 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3991 (TARGET_N_FORMAT_TYPES): Delete.
3992 (TARGET_FORMAT_TYPES): Likewise.
3993 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3994 * config/sparc/elf.h: Delete.
3995 * config/sparc/sp-elf.h: New file.
3997 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3999 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4000 * tree-flow.h: Remove the corresponding prototype.
4001 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4002 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4004 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4007 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4008 for AIX ABI or ELF -fPIC.
4009 (rs6000_emit_load_toc_table): Don't create toc_section here.
4010 (rs6000_xcoff_file_start): Nor here.
4012 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4014 * sh.c (ra.h): Don't #include.
4015 (hard_regs_intersect_p): New function, resurrected from ra.c.
4017 * sh.c: Fix 1996 Copyright.
4019 2005-01-24 Richard Henderson <rth@redhat.com>
4020 Aldy Hernandez <aldyh@redhat.com>
4022 * regrename.c (note_sets): Handle subregs.
4024 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4027 * genconditions.c (write_header, write_conditions): Elide file if
4030 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4032 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4033 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4036 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4038 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4039 expand_builtin_printf, expand_builtin_fprintf,
4040 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4041 checking against POINTER_TYPE.
4042 (validate_arglist): Handle POINTER_TYPE code by checking
4045 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4047 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4049 (for_each_rtx): Call for_each_rtx_1.
4050 * rtl.h (init_rtlanal): Declare.
4051 * toplev.c (backend_init): Call init_rtlanal.
4053 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4055 * flow.c (propagate_one_insn): Formatting.
4058 * flow.c (libcall_dead_p): Be more conservative if unsure.
4059 If there are any instructions between insn and call, see if they are
4060 all dead before saying the libcall is dead.
4062 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4064 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4065 operand constraint for operand 0.
4067 2005-01-23 Richard Henderson <rth@redhat.com>
4070 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4071 edges leading to join block.
4073 2005-01-23 Roger Sayle <roger@eyesopen.com>
4075 * expmed.c (expand_mult_highpart): Make static. Change type of
4076 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4077 (expand_divmod): Updates calls to expand_mult_highpart by using
4078 gen_int_mode to pass a CONST_INT rtx.
4079 * rtl.h (expand_mult_highpart): Remove prototype.
4081 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4083 * flow.c (regset_bytes, regset_size): Remove.
4085 * cfganal.c: Fix a reference to Harvey's paper.
4087 2005-01-23 Steven Bosscher <stevenb@suse.de>
4089 PR rtl-optimization/19464
4090 * tree-optimize.c (init_tree_optimization_passes): Add one more
4091 copyrename pass just before out-of-ssa.
4093 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4096 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4097 * ggc-none.c (ggc_free): Define.
4099 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4101 * cse.c (max_reg, max_insn_uid): Remove.
4102 (cse_main): Don't access max_reg or max_insn_uid.
4104 * c-common.c (explicit_flag_signed_bitfields,
4105 lang_statement_code_p, lang_expand_function_end): Remove.
4106 * c-common.h: Remove the corresponding declarations.
4107 * c-opts.c (c_common_handle_option): Remove all write access
4108 to explicit_flag_signed_bitfields.
4110 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4111 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4112 * cgraph.h: Remove the corresponding declaration.
4114 * gcse.c (null_pointer_info): Remove.
4116 2005-01-23 Roger Sayle <roger@eyesopen.com>
4117 Eric Botcazou <ebotcazou@libertysurf.fr>
4119 * combine.c (simplify_logical): Only simplify logical expressions
4120 of the form ior(and(x,y),z) by the inverse distributive law if the
4121 result is cheaper than the original.
4123 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4125 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4126 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4127 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4128 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4129 config/freebsd-spec.h, config/arm/arm.h,
4130 config/h8300/h8300.md, config/i386/i386.md,
4131 config/i386/predicates.md, config/i386/sse.md,
4132 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4133 config/vax/vax.md: Fix comment typos. Follow spelling
4136 2005-01-23 Steven Bosscher <stevenb@suse.de>
4138 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4139 tests, instead of `less than'.
4141 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4143 * function.c (assign_parm_setup_block): When creating a new stack slot
4144 for a parameter, get its alignment from the parameter's DECL_ALIGN
4145 rather than the type's TYPE_ALIGN. Make sure that the parameter
4146 is at least word aligned.
4148 2005-01-22 Roger Sayle <roger@eyesopen.com>
4151 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4153 2005-01-22 Richard Henderson <rth@redhat.com>
4156 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4157 in both compare operands.
4158 (movdfcc_1_sse_max): Likewise.
4159 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4160 (movdfcc_1_sse): Likewise.
4161 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4162 scratch register as needed.
4164 2005-01-22 Richard Henderson <rth@redhat.com>
4166 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4168 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4170 2005-01-22 Richard Henderson <rth@redhat.com>
4172 * genopinit.c (optabs): Use smin/smax for floating point too.
4173 * doc/md.texi: Update to match. Clarify that floating point
4174 results are undefined for +0/-0 and NaN.
4175 * doc/rtl.texi: Likewise.
4176 * rtl.def (SMIN, SMAX): Likewise
4177 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4179 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4180 leading 's' to the name.
4181 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4182 smaxxf3, sminxf3): Likewise.
4183 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4186 2005-01-22 Paul Brook <paul@codesourcery.com>
4188 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4190 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4192 * config/s390/s390.c (struct processor_costs): New fields
4193 dlgr, dlr, dr, dsgfr, dsgr.
4194 (z900_cost, z990_cost): Values for new fields.
4195 (s390_rtx_costs): New cases MEM und COMPARE in switch
4196 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4197 DIV, MOD, UDIV, UMOD.
4199 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4201 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4202 into the register being decremented.
4203 ("doloop_si31", "doloop_di"): Likewise.
4204 ("*doloop_si_long"): Adapt pattern.
4206 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4208 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4210 (CLASS_MAX_NREGS): Likewise.
4212 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4214 * doc/tree-ssa.texi (Statement Operands): Add example for new
4215 must-def macro. Note deprecation of old operands interface.
4217 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4219 PR tree-optimization/19484
4220 * tree-cfg.c (remove_fallthru_edge): New function.
4221 (cleanup_control_flow): Remove fallthru edges from calls that are
4222 now known not to return.
4224 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4226 Fix PR tree-optimization/19038
4227 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4228 copies with loop variant ones.
4230 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4232 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4233 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4234 config/alpha/alpha.md, config/alpha/predicates.md,
4235 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4236 config/sparc/sol2.h: Update copyright.
4238 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4239 first label to see if it is a nonlocal label.
4241 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4242 Andrew Pinski <pinskia@physics.uc.edu>
4245 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4246 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4248 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4250 * config/rs6000/rtems.h: Update copyright.
4252 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4255 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4256 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4257 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4259 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4262 * c-typeck.c (convert_arguments): Check for error_mark_node.
4264 2005-01-21 Ian Lance Taylor <ian@airs.com>
4266 PR tree-optimization/13000
4267 * tree-inline.c: Include "tree-flow.h".
4268 (expand_call_inline): If warn_return_type, warn if non-void inline
4269 function falls through.
4270 * tree-cfg.c (execute_warn_function_return): Don't warn about
4271 control reaching end if TREE_NO_WARNING is set. Set
4273 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4275 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4276 branch if we don't need one.
4277 * c-typeck.c: Include "tree-flow.h"
4278 (c_finish_bc_stmt): Don't add a goto if the current statement
4279 list doesn't fall through to the current point.
4281 2005-01-21 Roger Sayle <roger@eyesopen.com>
4283 PR rtl-optimization/576
4284 * real.c (real_arithmetic): Change return type from void to bool
4285 to return an indication that the result may be inexact.
4286 * real.h (real_arithmeric): Update prototype.
4287 * fold-const.c (const_binop): Don't constant fold floating
4288 point expressions when the user specifies -frounding-math and
4289 the result may depend upon the run-time rounding mode.
4290 (fold_convert_const_real_from_real): Clean-up.
4291 (fold_initializer): Ignore flag_rounding_math for initializers.
4292 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4293 constant fold FP operations with flag_rounding_math if the
4294 result may depend upon the run-time rounding mode.
4296 2005-01-21 Tom Tromey <tromey@redhat.com>
4298 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4300 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4302 * tree-cfg.c: Fix comment typos.
4304 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4306 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4307 around the call to rest_of_handle_branch_target_load_optimize.
4309 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4311 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4312 (sparc64-*-openbsd*): Likewise.
4313 (sparclite-*-elf*): Include tm-dwarf2.h.
4314 (sparc86x-*-elf*): Likewise.
4315 (sparc64-*-elf*): Likewise.
4316 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4317 (DBX_DEBUGGING_INFO): Likewise.
4318 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4319 (PREFERRED_DEBUGGING_TYPE): Likewise.
4320 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4321 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4322 (PREFERRED_DEBUGGING_TYPE): Likewise.
4323 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4324 (PREFERRED_DEBUGGING_TYPE): Likewise.
4325 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4327 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4330 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4332 2005-01-20 Paul Brook <paul@codesourcery.com>
4334 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4336 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4338 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4339 label is first in a sequence of labels.
4341 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4343 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4344 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4346 * doc/sourcebuild.texi (Test Directives): New.
4348 2005-01-20 Roger Sayle <roger@eyesopen.com>
4350 * real.c (real_floor): Don't leave the result uninitialized when
4351 mode is VOIDMode, but return the unrounded intermediate value.
4352 (real_ceil): Likewise.
4354 2005-01-20 Paul Brook <paul@codesourcery.com>
4356 * config/arm/arm.md (insv): Use gen_int_mode.
4358 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4360 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4361 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4362 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4363 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4364 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4366 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4369 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4370 fbreg, so we have to assume we can't.
4371 (loc_descriptor_from_tree_1): Ditto.
4372 (containing_function_has_frame_base): New function.
4373 (add_location_or_const_value_attribute): Use it.
4374 Also try to generate a frame_base from a single element location
4377 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4379 PR tree-optimization/15349
4380 * timevar.def (TV_TREE_MERGE_PHI): New.
4381 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4383 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4384 calls to tree_forwarder_block_p.
4385 (remove_forwarder_block_with_phi, merge_phi_nodes,
4386 gate_merge_phi, pass_merge_phi): New.
4387 * tree-optimize.c (init_tree_optimization_passes): Add
4389 * tree-pass.h: Add an extern for pass_merge_phi;
4391 2005-01-20 Richard Henderson <rth@redhat.com>
4394 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4395 (_mm_castps_pd, _mm_castps_si128): New.
4396 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4398 2005-01-20 Richard Henderson <rth@redhat.com>
4401 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4402 __builtin_ia32_vec_init_v2si.
4403 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4404 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4405 (ix86_init_mmx_sse_builtins): Create it.
4406 (ix86_expand_builtin): Expand it.
4407 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4408 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4409 (vec_extractv2si_0, vec_extractv2si_1): New.
4411 2005-01-20 Richard Henderson <rth@redhat.com>
4414 * config/i386/i386.c (ix86_expand_push): New.
4415 * config/i386/mmx.md (push<MMXMODE>1): New.
4416 * config/i386/sse.md (push<SSEMODE>1): New.
4417 * config/i386/i386-protos.h: Update.
4419 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4421 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4424 2005-01-20 Richard Henderson <rth@redhat.com>
4426 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4427 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4429 2005-01-19 Richard Henderson <rth@redhat.com>
4432 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4433 to V4SFmode in SSE1 fallback load path.
4435 2005-01-19 Richard Henderson <rth@redhat.com>
4437 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4438 in QImode expansion to ix86_expand_vector_set.
4439 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4441 2005-01-19 Richard Henderson <rth@redhat.com>
4444 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4445 subclass of the input class.
4446 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4447 Always true for cross-SSE1 classes. Rationalize conditionals.
4448 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4449 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4450 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4451 (movdi_2): Add MMX/SSE zeros.
4452 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4453 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4454 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4455 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4456 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4457 (zero_extendsidi2_rex64_1): Remove.
4458 (MOV0 peephole): Check GENERAL_REG_P.
4460 2005-01-19 Richard Henderson <rth@redhat.com>
4463 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4465 (ix86_expand_vector_extract): Likewise.
4467 2005-01-19 Richard Henderson <rth@redhat.com>
4470 * expr.c (emit_move_change_mode): New argument force; use
4471 simplify_gen_subreg if true.
4472 (emit_move_via_alt_mode): Merge into ...
4473 (emit_move_via_integer): ... here.
4474 (emit_move_ccmode): Use emit_move_change_mode directly.
4476 2005-01-19 Richard Henderson <rth@redhat.com>
4479 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4480 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4481 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4483 (alpha_emit_set_const): Likewise. Make static.
4484 (alpha_emit_set_long_const): Make static.
4485 (alpha_extract_integer): Split out from alpha_expand_mov.
4486 (alpha_split_const_mov): Likewise.
4487 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4488 (alpha_legitimate_constant_p): New.
4489 * config/alpha/alpha-protos.h: Update.
4490 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4491 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4492 * config/alpha/alpha.md (movsi): Add n alternative.
4493 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4494 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4495 (splitters for all of the above): Use alpha_split_const_mov.
4496 * config/alpha/predicates.md (non_add_const_operand): New.
4497 (non_zero_const_operand): New.
4498 (input_operand): Use alpha_legitimate_constant_p after reload.
4500 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4502 PR tree-optimization/19038
4503 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4504 (add_candidate): Add ivs with increment in latch only if
4505 allow_ip_end_pos_p is true.
4506 (determine_iv_cost): Use empty_block_p.
4508 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4510 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4511 (compute_dominance_frontiers): Ditto.
4513 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4516 * config/sh/t-rtems: New.
4517 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4519 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4521 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4522 the offset of the selected field.
4524 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4526 * tree-cfg.c (remove_forwarder_block): Fix the check to
4527 prevent a nonlocal label from appearing in the middle of a
4530 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4532 PR rtl-optimization/19462
4533 * reorg.c (find_end_label): Create return insn only if
4534 current_function_epilogue_delay_list is empty.
4536 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4538 * doc/passes.texi: Remove paragraph mentioning new-ra.
4540 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4542 PR rtl-optimization/15139
4543 * combine.c: Include params.h.
4544 (count_rtxs): New function.
4545 (record_value_for_reg): If replace_rtx would replace at least
4546 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4547 (clobber (const_int 0)) instead of TEM.
4548 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4549 * params.h (MAX_LAST_VALUE_RTL): New.
4550 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4551 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4554 * c-typeck.c (digest_init): Only call build_vector if all constructor
4555 elements are *_CST nodes.
4556 * gimplify.c (gimplify_init_constructor): Likewise.
4559 * c-typeck.c (digest_init): Only call build_vector if inside_init
4562 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4564 * toplev.c (init_asm_output): Remove dead #ifdef.
4566 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4568 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4570 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4572 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4573 accessing DECL_FUNCTION_CODE.
4574 * dojump.c (do_jump): Likewise.
4575 * gimplify.c (gimplify_call_expr): Likewise.
4576 * predict.c (expr_expected_value): Likewise.
4577 (strip_builtin_expect): Likewise.
4578 * tree-inline.c (estimate_num_insns_1): Likewise.
4579 * tree-ssa-loop-im.c (stmt_cost): Likewise
4580 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4581 (tree_expr_nonnegative_p): Likewise.
4583 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4585 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4586 variant of the load_pcrel_sym pattern.
4587 * config/sparc/sparc.md (P macro): Move to the top.
4588 (load_pcrel_sym): Macroize using P.
4589 (save_register_window): Likewise.
4591 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4593 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4596 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4599 * c-typeck.c (build_asm_expr): Strip nops off
4600 input memory operands.
4602 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4604 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4605 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4606 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4607 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4609 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4612 * config/i386/i386.c (override_options): If the 80387 is disabled,
4613 then do not return FP values using FP registers.
4615 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4617 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4618 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4619 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4620 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4621 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4622 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4623 output.h, postreload-gcse.c, postreload.c, recog.c,
4624 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4625 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4626 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4627 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4628 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4629 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4630 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4631 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4633 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4634 config/alpha/alpha.c, config/arm/vfp.md,
4635 config/i386/emmintrin.h, config/i386/i386-modes.def,
4636 config/i386/i386-protos.h, config/i386/i386.h,
4637 config/i386/pmmintrin.h, config/i386/ppro.md,
4638 config/i386/predicates.md, config/i386/xmmintrin.h,
4639 config/i860/i860.c, config/ia64/ia64-modes.def,
4640 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4641 config/ia64/ia64.md, config/ia64/itanium1.md,
4642 config/ia64/itanium2.md, config/ia64/predicates.md,
4643 config/iq2000/iq2000.h, config/mips/linux64.h,
4644 config/rs6000/aix41.h, config/rs6000/aix43.h,
4645 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4646 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4647 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4648 config/sparc/linux64.h, config/sparc/litecoff.h,
4649 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4650 config/sparc/sparc.h, config/sparc/sparc.md,
4651 config/sparc/sysv4-only.h: Update copyright.
4653 2005-01-18 Richard Henderson <rth@redhat.com>
4656 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4658 2005-01-18 Marc Espie <espie@openbsd.org>
4659 * config/i386/openbsdelf.h: Typo.
4661 2005-01-18 Richard Henderson <rth@redhat.com>
4663 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4664 special case for sse.
4665 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4667 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4669 * tree-inline.c (estimate_num_insns_1): Added cases for
4670 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4672 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4674 PR rtl-optimization/19296
4675 * combine.c (simplify_comparison): Rewrite the condition under
4676 which a non-paradoxical SUBREG of a PLUS can be lifted when
4677 compared against a constant.
4679 2005-01-18 Andi Kleen <ak@muc.de>
4681 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4682 * c.opt (-Wpointer-sign): Add.
4683 * doc/invoke.texi: (-Wpointer-sign): Add.
4685 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4687 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4688 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4689 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4690 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4691 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4692 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4693 for TARGET_MIX_SSE_I387.
4694 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4695 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4696 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4697 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4698 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4699 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4700 TARGET_MIX_SSE_I387.
4701 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4704 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4707 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4708 Add movaps alternative for xmm reg->reg move.
4710 2005-01-17 Jeff Law <law@redhat.com>
4712 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4713 at the end of the main DOM loop rather than just before DOM exits.
4715 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4717 PR tree-optimization/19121
4718 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4719 adding aliases to a name tag, also add them to the pointer's
4721 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4722 sensitive alias info at all. Only check that the two pointers
4723 have compatible pointed-to sets.
4724 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4725 a pointer's type tag is a superset of the alias set of the
4728 2005-01-17 James E Wilson <wilson@specifixinc.com>
4731 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4732 comment to document why.
4734 2005-01-17 Richard Henderson <rth@redhat.com>
4736 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4737 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4738 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4739 sse2_vmsminv2df3_finite): New.
4740 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4741 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4742 Force op1 into register.
4744 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4746 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4747 bubblestrap from always rebuilding build directory.
4749 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4751 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4752 ("*cmpmem_short"): Likewise.
4754 2005-01-17 Steven Bosscher <stevenb@suse.de>
4756 * basic-block.h: Document BB_* flags.
4757 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4758 use an sbitmap instead.
4759 * sched-rgn.c (compute_trg_info): Likewise.
4761 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4763 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4764 redundant target_cpu_default and extra_parts lines. Use the default
4766 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4767 (SUBTARGET_EXTRA_SPECS): Delete.
4768 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4769 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4770 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4771 and "n32" for -mabi=n32.
4773 2005-01-17 Ian Lance Taylor <ian@airs.com>
4776 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4777 fold constant variables into initial values.
4779 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4781 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4783 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4784 through the statements backward.
4786 2005-01-17 Ian Lance Taylor <ian@airs.com>
4788 PR middle-end/13127:
4789 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4790 a variable set to the return value of the inlined function.
4792 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4794 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4795 when modes are tieable.
4797 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4799 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4800 of pthread_create to find out if threads are enabled.
4801 * gthr-posix95.h (__gthread_active_p): Likewise.
4803 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4805 * common.opt (-fnew-ra): Remove.
4807 * toplev.h (flag_new_regalloc): Remove.
4808 * Makefile.in (ra*.*): Don't mention.
4809 * passes.c (rest_of_handle_new_regalloc): Remove.
4810 (rest_of_handle_combine, rest_of_compilation): Always consider
4811 flag_new_regalloc as false.
4812 * doc/invoke.texi: Don't document -fnew-ra.
4814 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4816 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4817 last parameter to reg_scan.
4818 * loop.c (loop_optimize): Likewise.
4819 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4820 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4821 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4822 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4823 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4824 * regclass.c (reg_scan): Likewise, for the declaration.
4825 * rtl.h (reg_scan): Likewise, for the prototype.
4827 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4830 mark_dfs_back_edges.
4832 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4834 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4835 (compute_avail): Uses don't go in tmp_gen.
4837 2005-01-16 Steven Bosscher <stevenb@suse.de>
4839 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4840 loop to look for a free slot in a page entry.
4842 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4845 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4846 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4847 just before targetm.asm_out.file_end.
4848 * tree.h (process_pending_assemble_output_defs): Declare.
4849 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4851 (assemble_alias): Defer generation of assembly code for defines when
4852 TARGET_DEFERRED_OUTPUT_DEFS is true.
4853 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4854 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4855 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4857 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4860 * pa.c (pa_scalar_mode_supported_p): New function.
4861 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4862 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4864 * pa-protos.h (prefetch_operand): Delete.
4865 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4866 * pa.c (prefetch_operand): Delete.
4867 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4868 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4869 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4870 and prefetch_nocc_operand.
4871 * pa.md (prefetch): Rework to avoid reload problems handling short
4872 displacements when a cache control completer needs to be provided.
4873 (prefetch_32, prefetch_64): Delete.
4874 (prefetch_cc, prefetch_nocc): New patterns.
4876 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4878 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4880 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4883 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4884 exceeds maximum alignment for global common data.
4885 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4886 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4888 2004-01-15 Roger Sayle <roger@eyesopen.com>
4890 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4892 2004-01-15 Roger Sayle <roger@eyesopen.com>
4894 * harg-reg-set.h (reg_class_names): Prototype global array.
4895 * regclass.c (reg_class_names): Declare here and initialize to
4897 (dump_regclass): Remove local declaration of reg_class_names.
4898 (regclass): Likewise.
4899 * cfg.c (dump_flow_info): Likewise.
4900 * ra-debug.c (reg_class_names): Likewise.
4901 * regrename.c (reg_class_names): Likewise.
4902 * reload.c (reg_class_names): Likewise.
4903 * reload1.c (spill_failure): Likewise.
4904 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4906 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4908 * config/s390/s390.md ("reload_outti"): Remove predicate for
4909 output operand. Abort if operand is not a MEM.
4910 ("reload_outdi", "reload_outdf"): Likewise.
4912 2005-01-15 Marc Espie <espie@openbsd.org>
4914 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4915 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4916 * config/openbsd.h: Fix C++ includes for native configurations.
4917 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4918 Add trampoline support.
4919 * config/i386/openbsdelf.h: New.
4921 2005-01-15 Marc Espie <espie@openbsd.org>
4923 * collect2.c (main): Explicitly parse -dynamic-linker option.
4925 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4927 PR tree-optimization/19060
4928 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4929 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4930 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4931 and handle extract_range_from_cond returning false.
4932 * fold-const.c (fold): Optimize comparisons with min/max even for
4933 width > HOST_BITS_PER_WIDE_INT.
4935 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4937 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4938 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4939 Remove little endian multilib variants.
4940 Add mips32 multilib variant.
4942 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4944 * explow.c (copy_all_reg, stabilize): Remove.
4945 * expr.h: Remove the corresponding prototypes.
4947 * rtlanal.c (regs_set_between_p): Remove.
4948 * rtl.h: Remove the corresponding prototype.
4950 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4952 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4953 to rs6000_nonimmediate_operand.
4954 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4955 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4956 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4957 rs6000_nonimmediate_operand.
4958 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4959 rs6000_nonimmediate_operand.
4961 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4963 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4965 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4967 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4969 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4970 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4972 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4973 (rs6k_nonimmediate_operand): New.
4974 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4976 (legitimate_lo_sum_address_p): Same.
4977 (rs6000_legitimize_address): Same.
4978 (rs6000_legitimize_reload_address): Same.
4979 (rs6000_legitimate_address): Same.
4980 (spe_build_register_parallel): Pass DF and DC modes in a DI
4983 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4984 to rs6k_nonimmediate_operand.
4986 * config/rs6000/spe.md ("*frob_df_di"): New.
4987 ("*frob_di_df"): New.
4988 ("*frob_di_df_2"): New.
4989 ("*mov_sidf_e500_subreg0"): New.
4990 ("*mov_sidf_e500_subreg4"): New.
4991 ("*movdf_e500_double"): Change predicate to
4992 rs6k_nonimmediate_operand.
4994 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4996 * postreload.c (move2add_note_store): Only call
4997 trunc_int_for_mode on scalar integers.
4999 2005-01-14 Steven Bosscher <stevenb@suse.de>
5001 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5002 replace BB_VISITED uses.
5003 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5004 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5005 (tree_dce_done): Free visited_control_parents.
5006 (perform_tree_ssa_dce): Allocate and clear it.
5007 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5008 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5009 instead of BB_VISITED.
5011 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5013 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5014 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5015 Remove unused prototypes.
5017 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5019 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5020 64-bit register usage.
5021 (spe_func_has_64bit_regs_p): Add FIXME note.
5023 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5025 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5026 flag_finite_math_only with flag_unsafe_math_optimizations.
5028 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5030 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5032 (__tpf_eh_return): Copy TPF private stack area from the module
5033 boundary stack frame. Add check for when module addresses are
5034 equal, but no stub address is found.
5036 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5039 * arm.h (struct machine_function): Add call_via field.
5040 (thumb_call_via_label): Declare.
5041 * arm.c (thumb_call_via_label): New variable.
5042 (thumb_call_reg_needed): New variable.
5043 (arm_output_function_epilogue): For Thumb code, output any per-function
5044 call-indirect trampolines.
5045 (thumb_call_via_reg): New function.
5046 (arm_file_end): New function.
5047 (TARGET_ASM_FILE_END): Call arm_file_end.
5048 (aof_file_end): Likewise.
5049 * arm-protos.h (thumb_call_via_reg): Declare.
5050 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5051 thumb_call_via_reg in normal case.
5053 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5056 PR rtl-optimization/19348
5057 * recog.c (peephole2_optimize): Do global life update if some peephole
5058 decides it doesn't need at least one of its inputs and that change
5059 influences liveness at the start of the basic block.
5061 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5062 arguments instead of 1.
5064 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5067 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5068 zero for nested functions needing a static chain or functions
5069 with a non-constant address.
5071 2005-01-13 Roger Sayle <roger@eyesopen.com>
5073 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5074 (and (sign_extend X) C) into (zero_extend (and X C)).
5076 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5078 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5080 2005-01-13 Richard Henderson <rth@redhat.com>
5085 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5086 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5087 not just TARGET_SSE.
5088 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5089 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5090 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5091 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5092 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5093 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5094 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5095 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5096 (movdicc_c_rex64): Rename with '*'.
5097 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5098 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5099 (movsfcc_1_387): Rename from movsfcc_1.
5100 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5101 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5102 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5103 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5104 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5105 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5106 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5107 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5108 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5109 sse_movdfcc_const0_4): Remove.
5110 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5111 recognize min/max early. Update for changed sse cmove patterns.
5112 (ix86_split_sse_movcc): New.
5113 * config/i386/i386-protos.h: Update.
5115 2005-01-13 Steven Bosscher <stevenb@suse.de>
5117 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5118 (fix_stmt_v_may_defs): Likewise.
5120 2005-01-13 Richard Henderson <rth@redhat.com>
5122 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5123 for converting the mask.
5125 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5127 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5130 2005-01-13 Richard Henderson <rth@redhat.com>
5132 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5133 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5134 IX86_BUILTIN_MOVDQ2Q): Remove.
5135 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5136 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5137 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5139 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5140 (sse2_pextrw): Fix immediate constraint.
5141 (sse2_loadq, sse2_loadq_rex64): Remove.
5142 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5143 Use __builtin_ia32_vec_ext_<size>.
5144 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5146 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5148 * function.c (assign_parm_setup_block): Look inside original
5149 entry_parm when inspecting PARALLEL.
5151 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5152 Joel Sherrill <joel@oarcorp.com>
5155 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5156 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5157 rtems_gxx_recursive_mutex_init.
5158 (__gthread_recursive_mutex_lock): New function.
5159 (__gthread_recursive_mutex_trylock): Likewise.
5160 (__gthread_recursive_mutex_unlock): Likewise.
5162 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5164 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5166 2005-01-13 Jan Beulich <jbeulich@novell.com>
5168 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5169 (ashrti3_internal): Indicate output is early clobber. Generate result
5170 into output rather than first input. Use move for low word of output
5171 if shift count is exactly 64.
5172 (lshrti3_internal): Likewise.
5174 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5178 * reload1.c (delete_output_reload): Don't delete an output reload
5179 if the pseudo lives longer than a single basic block. Adjust and
5180 improve wording of comment.
5182 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5185 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5186 of TYPE_SIZE where we mean the number of bytes.
5188 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5190 * function.c (assign_parm_setup_block): Relax condition on
5191 multi-register optimization.
5193 2005-01-12 Nick Clifton <nickc@redhat.com>
5195 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5196 an "in_delay_slot" attribute of "no" to prevent them being used in
5197 delay slots. This is forbidden because they might generate
5200 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5203 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5206 2005-01-12 Nick Clifton <nickc@redhat.com>
5208 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5209 passed on to GAS) but do not define, as GAS no longer supports or
5210 needs the -m2000 option.
5212 2005-01-11 Roger Sayle <roger@eyesopen.com>
5214 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5215 type as args of unprototyped builtins aren't automatically promoted.
5216 (fold_builtin_abs): Likewise.
5218 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 * Makefile.in: Set a `build-warn' variable.
5222 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5224 PR tree-optimization/17949
5225 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5226 (find_interesting_uses_address): Use it.
5228 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5230 * regrename.c (kill_value): Handle subreg's that won't simplify.
5232 2005-01-11 Richard Henderson <rth@redhat.com>
5235 * config/i386/i386.h (enum ix86_builtins): Move ...
5236 * config/i386/i386.c: ... here.
5237 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5238 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5239 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5240 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5241 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5242 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5243 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5244 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5245 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5246 IX86_BUILTIN_LOADDDUP): Remove.
5247 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5248 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5249 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5250 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5251 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5252 (ix86_init_builtins): Make static.
5253 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5254 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5255 if all the modes match. Otherwise, fake it.
5256 (get_element_number, ix86_expand_vec_init_builtin,
5257 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5258 (ix86_expand_builtin): Make static. Update for changed builtins.
5259 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5260 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5261 (ix86_expand_vector_init_duplicate): New.
5262 (ix86_expand_vector_init_low_nonzero): New.
5263 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5264 Split out from ix86_expand_vector_init; handle integer modes.
5265 (ix86_expand_vector_init): Use them.
5266 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5267 * config/i386/i386-protos.h: Update.
5268 * config/i386/predicates.md (reg_or_0_operand): New.
5269 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5270 (movv2sf_internal): Likewise. And a splitter to match them all.
5271 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5272 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5273 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5274 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5275 (mmx_pinsrw): Fix operand ordering.
5276 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5277 rather than sse_loadss expander.
5278 (movv2df splitter): Similarly.
5279 (sse_loadss, sse_loadlss): Remove.
5280 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5281 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5282 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5283 (sse3_movddup): Rename with '*'.
5284 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5285 (sse2_loadsd): Remove.
5286 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5287 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5288 (sse2_pinsrw): Fix argument ordering.
5289 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5290 (sse2_stored): Remove 'r' destination.
5291 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5292 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5293 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5294 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5295 vec_extractv16qi, vec_initv16qi): New.
5297 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5298 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5299 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5301 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5302 (_mm_load_si128, _mm_store_si128): Likewise.
5303 (_mm_load1_pd): Use _mm_set1_pd.
5304 (_mm_load_sd): Use _mm_set_sd.
5305 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5306 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5307 (_mm_set_epi64): Use _mm_set_epi64x.
5308 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5309 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5310 _mm_setr_epi8): Use _mm_set_foo form.
5311 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5312 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5313 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5314 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5315 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5316 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5317 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5318 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5319 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5320 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5321 (_mm_movedup_pd): Use _mm_shuffle_pd.
5322 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5323 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5324 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5325 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5327 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5328 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5329 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5330 (_mm_store_ps): Use raw dereference.
5331 (_mm_store1_ps): Use _mm_storeu_ps.
5332 (_mm_storer_ps): Use _mm_store_ps.
5333 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5334 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5336 2005-01-11 Stan Shebs <shebs@apple.com>
5338 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5339 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5341 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5344 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5345 Skip all DECLs except for FIELD_DECLs.
5347 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5349 * config/s390/s390.c (override_options): Return error if
5350 -mbackchain, -mpacked-stack and -mhard-float are used together.
5351 (s390_va_start): Remove the backchain && packed-stack special case.
5352 (s390_gimplify_va_arg): Likewise.
5353 * doc/invoke.texi: Remove the ABI incompatibility note.
5355 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5357 * config/s390/s390.c (struct s390_frame_layout): Remove
5359 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5360 save_backchain_p with TARGET_BACKCHAIN.
5362 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5365 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5366 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5367 * function.c (locate_and_pad_parm): Set new field.
5368 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5369 Tweak where_pad test to include "none". Always set mem align for
5371 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5372 not sufficient for type.
5373 (assign_parm_setup_block): If stack_parm is zero on entry, always
5374 make a new stack local. Block move old stack parm if necessary
5375 to new aligned stack local.
5376 (assign_parm_setup_stack): Use a block move to handle
5377 potentially misaligned entry_parm.
5378 (assign_parms_unsplit_complex): Specify required alignment when
5379 creating stack local.
5380 * calls.c (compute_argument_addresses): Override alignment of stack
5381 arg calculated from its type with the alignment given by
5382 FUNCTION_ARG_BOUNDARY.
5383 (store_one_arg): Likewise.
5385 2005-01-11 Jan Beulich <jbeulich@novell.com>
5387 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5388 Change respective itanium_class attribute to ialu.
5389 (shladdp4_internal): New.
5390 * config/ia64/predicates.md (shladd_log2_operand): New.
5392 2005-01-11 Richard Henderson <rth@redhat.com>
5394 * expr.c (store_constructor): Use rtvec_alloc instead of
5395 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5397 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5399 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5401 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5403 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5404 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5405 (TARGET_RWRELOC): Define.
5406 (ia64_rwreloc_section_type_flags): Delete.
5407 (ia64_section_type_flags): New function.
5408 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5409 (TARGET_RWRELOC): Define.
5411 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5414 * config/ia64/ia64.c (process_set): For alloc insn, only call
5415 process_epilogue is !frame_pointer_needed.
5417 2005-01-10 Roger Sayle <roger@eyesopen.com>
5420 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5421 unary operator and can't be treated as a binary/comparison operator.
5423 2005-01-10 Richard Henderson <rth@redhat.com>
5425 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5426 (ix86_return_in_memory): Likewise.
5427 (function_arg_advance): Likewise. Mirror structure in function_arg
5428 for choosing register to advance.
5430 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5432 * tree-vectorizer.c, tree.def: Fix comment typos.
5434 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5436 * config/s390/s390.c (struct processor_costs): 4 new fields:
5437 ddbr, ddr, debr, der.
5438 (s390_rtx_costs): More precise handling of divide instructions.
5440 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5442 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5444 2005-01-10 Jan Beulich <jbeulich@novell.com>
5446 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5447 names resulting from -ffunction-sections/-fdata-sections and linkonce
5449 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5450 based on the section name. Rearrange the section name comparison logic
5451 slightly so that each section name is compared against at most once.
5453 2005-01-10 Ben Elliston <bje@au.ibm.com>
5455 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5456 targets for which -fPIC reduces limitations on the GOT size.
5458 2005-01-09 Falk Hueffner <falk@debian.org>
5460 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5463 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5466 * collect2.c (main): Set aixrtl_flag for -brtl option.
5467 (resolve_lib_name): Search for .so file extension before .a
5470 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5472 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5473 (vect_analyze_data_refs_alignment): Add dump prints.
5475 2005-01-09 Ira Rosen <irar@il.ibm.com>
5477 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5478 expr_invariant_in_loop_p.
5479 Initialize outputs first thing in the function.
5480 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5481 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5482 (vect_analyze_pointer_ref_access): Check that the initial condition of
5483 the access function is loop invariant.
5485 2005-01-09 Richard Henderson <rth@redhat.com>
5487 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5488 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5489 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5490 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5491 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5492 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5493 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5494 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5495 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5496 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5497 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5498 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5499 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5500 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5501 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5502 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5503 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5504 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5505 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5506 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5507 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5508 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5509 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5511 (mmx_clrdi, pavgusb): Remove.
5512 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5513 with leading sse_ prefix.
5514 * config/i386/sse.md: Receive them.
5515 * config/i386/mmx.md: New file.
5516 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5517 (subrv2sf3): Turn into expander for normal subtraction.
5518 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5519 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5520 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5521 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5522 commutative; use ix86_binary_operator_ok.
5523 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5524 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5525 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5526 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5527 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5528 Macroize from existing patterns; use ix86_binary_operator_ok.
5529 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5530 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5531 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5532 with vec_select+vec_concat.
5533 (mmx_pshufw, mmx_pshufw_1): Likewise.
5534 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5535 (mmx_uavgv4hi3): Model correctly.
5536 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5537 _mm_xor_si64): Remove casts.
5539 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5541 PR tree-optimization/19224
5542 * tree-scalar-evolution.c (get_instantiated_value,
5543 set_instantiated_value): New functions.
5544 (instantiate_parameters_1): Cache the results.
5545 (instantiate_parameters, resolve_mixers): Initialize and free
5548 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5550 * config/i386/i386.md (addhi_4): Correct reference in comment.
5553 2005-01-08 Richard Henderson <rth@redhat.com>
5555 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5556 (_mm_cvtsi128_si64x): Likewise.
5557 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5558 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5559 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5560 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5561 * config/i386/i386-protos.h: Update.
5562 * config/i386/i386.c (print_operand): Add 'H'.
5563 (ix86_fixup_binary_operands): Split out from ...
5564 (ix86_expand_binary_operator): ... here.
5565 (ix86_fixup_binary_operands_no_copy): New.
5566 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5567 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5568 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5569 (safe_vector_operand): Use CONST0_RTX.
5570 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5571 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5572 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5573 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5575 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5576 (IX86_BUILTIN_CMPNGESS): New.
5577 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5578 (attr type): Add sselog1.
5579 (attr unit, attr memory): Handle it.
5580 (movti, movti_internal, movti_rex64): Move near other integer moves.
5581 (movtf, movtf_internal): Move near other fp moves.
5582 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5583 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5584 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5585 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5586 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5587 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5588 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5589 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5590 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5591 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5592 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5593 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5594 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5595 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5596 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5597 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5598 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5599 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5600 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5601 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5602 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5603 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5604 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5605 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5606 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5607 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5608 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5609 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5610 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5611 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5612 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5613 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5614 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5615 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5616 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5617 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5618 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5619 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5620 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5621 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5622 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5623 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5624 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5625 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5627 (SSEPUSH, push<SSEPUSH>): Remove.
5628 (MMXPUSH, push<MMXPUSH>): Remove.
5629 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5630 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5631 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5632 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5633 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5634 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5635 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5636 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5637 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5638 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5639 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5640 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5641 (ppro_sse_log_V4SF): Handle sselog1.
5642 * config/i386/predicates.md (const_0_to_1_operand): New.
5643 (const_0_to_255_mul_8_operand): New.
5644 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5645 (const_2_to_3_operand, const_4_to_7_operand): New.
5646 * config/i386/sse.md: New file.
5647 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5648 (sse_movups): Rename from sse_movups_1.
5649 (sse_loadlss): Rename from sse_loadss_1.
5650 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5652 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5653 (absv4sf2, negv2df, absv2df): New.
5654 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5655 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5656 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5657 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5658 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5659 (sse3_addsubv4sf3): Model correctly.
5660 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5661 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5662 (sse_movhlps): Model with vec_select+vec_concat.
5663 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5664 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5665 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5666 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5667 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5668 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5669 sse2_pshufhw_1): Likewise.
5670 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5671 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5672 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5673 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5674 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5675 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5676 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5677 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5678 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5679 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5680 sminv8hi3): Mark commutative
5681 operands. Use ix86_binary_operator_ok.
5682 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5683 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5684 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5685 sse2_punpcklqdq): Allow operand2 in memory.
5686 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5687 sse2_movsd): Add memory alternatives.
5688 (sse_storelps): Turn expander into an insn; split after reload.
5689 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5690 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5692 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5694 * configure.ac (DWARF-2 debug_line): Use objdump.
5695 * configure: Regenerate.
5697 2005-01-08 Jeff Law <law@redhat.com>
5698 Diego Novillo <dnovillo@redhat.com>
5700 PR tree-optimization/18241
5701 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5702 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5703 statements with volatile operands.
5704 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5705 operands after marking a statement with has_volatile_ops.
5707 2005-01-08 Roger Sayle <roger@eyesopen.com>
5709 * tree.c (int_fits_type_p): Always honor integer constant
5710 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5712 2005-01-08 Roger Sayle <roger@eyesopen.com>
5714 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5715 the latent bug in rtl_delete_block has been resolved.
5717 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5719 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5720 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5722 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5724 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5725 library as @multilib_dir@/$(SHLIB_SONAME).
5727 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5729 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5730 * configure: Regenerate.
5732 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5734 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5737 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5740 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5741 Convert non-word aligned offset address using ld/std into
5744 2005-01-07 Richard Henderson <rth@redhat.com>
5746 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5748 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5750 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5752 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5754 PR tree-optimization/19283
5755 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5756 is not shorter than the original type.
5758 PR rtl-optimization/19012
5759 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5761 PR rtl-optimization/18861
5762 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5763 (FULL_STATE): Define.
5764 (mark_tablejump_edge): New function.
5765 (purge_dead_tablejump_edges): New function.
5766 (find_bb_boundaries): Use it.
5768 PR tree-optimization/18828
5769 * builtins.c (expand_builtin_next_arg): Remove argument and all
5770 the argument checking.
5771 (expand_builtin): Adjust caller.
5772 (expand_builtin_va_start): Likewise. Remove error for too many
5774 (fold_builtin_next_arg): Issue error for too many arguments.
5775 After checking arguments, replace them with magic arguments that
5776 prevent further checking of the args.
5778 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5780 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5782 2005-01-06 Roger Sayle <roger@eyesopen.com>
5785 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5786 and %{.S:...} (and their negative variants) to test whether the
5787 input file is assembler or pre-processed-assembler independent of
5788 the actual filename extension.
5790 2005-01-06 Roger Sayle <roger@eyesopen.com>
5792 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5793 of sign or zero extended values.
5795 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5797 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5798 for IBM long double format correctly.
5800 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5802 Fix PR tree-optimization/18792
5804 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5805 to first_loop_depth, and use loop depth instead of loop number.
5806 (build_classic_dir_vector): Ditto.
5807 (compute_data_dependences_for_loop): Use depth, not loop number.
5808 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5809 number. Pass in loops, instead of loop numbers.
5810 (gather_interchange_stats): Ditto.
5811 (linear_transform_loops): Ditto.
5813 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5816 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5817 biv_fits_mode_p, extension_within_bounds_p): New functions.
5818 (check_ext_dependent_givs): Use them.
5820 2005-01-06 Roger Sayle <roger@eyesopen.com>
5822 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5823 more than one barrier, in which case we should delete them all.
5825 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5827 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5829 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5831 Fix PR middle-end/19286
5833 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5834 output this subprogram, simply ignore this attempt to do it again.
5835 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5836 origin attribute if it's not possible.
5837 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5838 (decls_for_scope): Ditto.
5839 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5840 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5842 2005-01-05 Richard Henderson <rth@redhat.com>
5845 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5846 (bdesc_2arg): Use it.
5847 (ix86_expand_binop_builtin): Force operands into registers
5849 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5850 ix86_expand_sse_compare, ix86_expand_sse_comi,
5851 ix86_expand_builtin): Likewise.
5853 2005-01-05 Richard Henderson <rth@redhat.com>
5855 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5857 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5858 (mulv4hi3): Set itanium_class mmmul.
5859 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5860 (fpack): Rename from fpack_sfsf.
5862 2005-01-05 Richard Henderson <rth@redhat.com>
5865 * reload1.c (do_input_reload): Restrict the optimization deleteing
5866 a previous output reload to RELOAD_FOR_INPUT.
5868 2005-01-05 Steven Bosscher <stevenb@suse.de>
5870 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5871 comment that we fall through after case.
5872 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5873 (distribute_links): Likewise.
5874 * cse.c (cse_insn): Likewise.
5875 * cselib.c (cselib_invalidate_mem): Likewise.
5876 * df.c: Update comments at the top of the file.
5877 (read_modify_subreg_p): Update comments here too.
5878 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5879 * flow.c (mark_set_1): Likewise.
5880 (mark_used_regs): Likewise.
5881 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5882 (canon_list_insert): Likewise.
5883 (mark_set): Likewise.
5884 (try_replace_reg): Likewise.
5885 (store_killed_in_insn): Likewise.
5886 * loop.c (count_one_set): Likewise.
5887 (basic_induction_var): Likewise.
5888 * postreload-gcse.c (find_mem_conflicts): Likewise.
5889 * postreload.c (reload_combine_note_store): Likewise.
5890 (move2add_note_store): Likewise.
5891 * reload.c (find_equiv_reg): Likewise.
5892 (mark_referenced_resources): Likewise.
5893 * rtlanal.c (set_noop_p): Likewise.
5894 (note_stores): Likewise.
5895 (note_uses): Likewise.
5896 * sched-deps.c (sched_analyze_1): Likewise.
5897 * sched-rgn.c (check_live_1): Likewise.
5898 (update_live_1): Likewise.
5899 * config/i860/i860.c: Likewise.
5901 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5903 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5905 * doc/rtl.texi: Update documentation for bit-fields and SET.
5907 2005-01-05 Roger Sayle <roger@eyesopen.com>
5909 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5911 2005-01-05 Jan Hubicka <jh@suse.cz>
5912 Richard Henderson <rth@redhat.com>
5915 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5918 2005-01-05 Richard Henderson <rth@redhat.com>
5921 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5922 (sse_shufps): Change operand 3 to const_int_operand.
5923 (sse2_storelps): Fix typo in template.
5924 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5925 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5926 (ix86_expand_builtin): Likewise.
5928 2005-01-05 Julian Brown <julian@codesourcery.com>
5930 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5931 as aggregates for AAPCS ABIs.
5933 2005-01-05 Stan Shebs <shebs@apple.com>
5935 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5936 Mach-O getters if ppc64.
5937 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5939 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5940 signed four-byte field for global code case.
5941 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5943 2005-01-05 Roger Sayle <roger@eyesopen.com>
5946 * c-common.c: Include real.h.
5947 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5948 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5949 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5950 * Makefile.in (c-common.o): Update dependencies.
5952 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5954 * c-parse.in (asm_string): Add trailing semicolon.
5956 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5958 * c-parse.in (asm_string): New. Don't allow wide strings in
5960 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5961 asm_string instead of STRING.
5963 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5965 * c-typeck.c (constructor_no_implicit): Remove.
5966 (set_designator, process_init_element): Don't check
5967 constructor_no_implicit.
5969 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5970 Kaz Kojima <kkojima@gcc.gnu.org>
5973 * lcm.c (create_pre_exit): New.
5974 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5975 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5977 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5979 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5980 -msoft-float in target_float_switch.
5981 * arm.c (arm_override_options): Fix processing of target_float_switch.
5983 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5985 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5988 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5990 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5991 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5993 2005-01-04 Roger Sayle <roger@eyesopen.com>
5995 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5996 if deleting the then-block allows the test-block to fallthru to the
5999 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6002 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6003 after the full declaration if the are in two different TUs.
6005 2005-01-04 Richard Henderson <rth@redhat.com>
6008 * tree-sra.c (generate_one_element_init): Just
6009 call gimplify_and_add.
6010 (generate_element_init): Record the
6011 new referenced variables and mark them for renaming
6012 and split out to ...
6013 (generate_element_init_1): This.
6014 (scalarize_init): Don't call push_gimplify_context/
6015 pop_gimplify_context.
6017 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6019 * toplev.c (get_src_pwd): Handle failure of getpwd().
6021 2005-01-04 Roger Sayle <roger@eyesopen.com>
6023 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6025 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6026 all the cases handled by it are inverted by invert_truthvalue.
6028 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6030 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6031 (save_register_windowsi): Likewise.
6033 2005-01-04 Richard Henderson <rth@redhat.com>
6035 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6037 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6040 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6041 any simplifications of vector mode comparison operators.
6042 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6044 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6045 Devang Patel <dpatel@apple.com>
6047 PR tree-optimization/18308
6048 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6049 the operands before creating a new expression.
6050 * dojump.c (do_jump): Make drop_through_label available
6051 for all cases. Add expansion of COND_EXPR.
6053 2005-01-04 Ira Rosen <irar@il.ibm.com>
6055 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6056 INTEGER_CST instead of TREE_CONSTANT.
6057 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6058 instead of TREE_CONSTANT.
6059 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6060 instead of TREE_CONSTANT.
6062 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6064 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6066 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6069 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6070 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6072 2005-01-03 Richard Henderson <rth@redhat.com>
6074 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6075 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6076 fold_convert_const_real_from_real): Split out from ...
6077 (fold_convert_const): ... here.
6079 2005-01-03 Richard Henderson <rth@redhat.com>
6082 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6083 (mov<MMXMODEI>_internal): Likewise.
6084 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6085 Add V2SF case; use it for SSE1; don't use TI.
6086 (movdf_integer): Likewise.
6087 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6089 2005-01-03 Ira Rosen <irar@il.ibm.com>
6091 * tree-vectorizer.c (vect_strip_conversions): New function.
6092 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6093 check for binary class.
6095 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6099 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6101 * gimple-low.c (mark_blocks_with_used_vars): New function.
6102 (mark_blocks_with_used_subblocks): Ditto.
6103 (mark_used_blocks): Ditto.
6104 (pass_mark_used_blocks): New pass.
6105 * tree-inline.c: Include debug.h.
6106 (expand_call_inline): Call outlining_inline_function here.
6107 * tree-optimize.c (init_tree_optimization_passes): Add
6108 pass_mark_used_blocks.
6109 * tree-pass.h (pass_mark_used_blocks): New.
6110 * Makefile.in (tree-inline.o): Add debug.h dependency.
6112 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6114 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6115 VAR_DECLs to have weak_import attribute.
6117 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6120 2004-01-03 Steven Bosscher <stevenb@suse.de>
6122 * passes.c (rest_of_compilation): Don't run regmove if only
6123 flag_expensive_optimizations, require flag_regmove instead.
6125 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6127 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6129 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6130 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6131 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6132 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6134 2005-01-03 Richard Henderson <rth@redhat.com>
6136 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6137 (ia64_const_ok_for_letter_p): New.
6138 (ia64_const_double_ok_for_letter_p): New.
6139 (ia64_extra_constraint): New.
6140 (ia64_expand_vecint_compare): New.
6141 (ia64_expand_vcondu_v2si): New.
6142 (ia64_expand_vecint_cmov): New.
6143 (ia64_expand_vecint_minmax): New.
6144 (ia64_print_operand): Add 'v'.
6145 (ia64_preferred_reload_class): New.
6146 (ia64_vector_mode_supported_p): New.
6147 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6148 (PREFERRED_RELOAD_CLASS): Move to function.
6149 (CONST_OK_FOR_LETTER_P): Move to function.
6150 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6151 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6152 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6153 (EXTRA_CONSTRAINT): Move to function.
6154 * config/ia64/ia64.md: Include vect.md.
6155 (itanium_class): Add mmalua.
6157 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6159 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6160 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6162 (const_int_2bit_operand): New.
6163 (fr_reg_or_0_operand): New.
6164 * config/ia64/ia64-modes.def: Add vector modes.
6165 * config/ia64/ia64-protos.h: Update.
6166 * config/ia64/vect.md: New file.
6168 2005-01-03 Richard Henderson <rth@redhat.com>
6170 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6172 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6175 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6177 (log1pdf2): Change mode of operands[0,1] to DFmode.
6179 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6181 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6182 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6183 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6184 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6185 SPARC_RELAXED_ORDERING.
6187 2005-01-03 Richard Henderson <rth@redhat.com>
6188 Uros Bizjak <uros@kss-loka.si>
6191 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6192 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6193 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6195 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6196 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6197 const_pow2_1_to_128_operand): New predicates.
6199 2005-01-02 Greg McGary <greg@mcgary.org>
6201 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6203 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6204 object. [ptr_type]: Remove unused variable.
6205 Remember nearest addressable array-element or record-component
6206 when checking bitfield components. Tolerate empty BIND_EXPR.
6208 2005-01-01 Richard Henderson <rth@redhat.com>
6210 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6211 that don't narrow the value. Fail for other conversions.
6213 2005-01-01 Richard Henderson <rth@redhat.com>
6216 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6217 * c-lang.c (finish_file): Don't do it here.
6218 * objc/objc-act.c (objc_finish_file): Likewise.
6220 * cgraph.c (decl_assembler_name_equal): New.
6221 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6222 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6223 * cgraph.h (struct cgraph_varpool_node): Add next.
6224 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6225 * varasm.c (assemble_alias): Mark the target as needed.
6227 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6230 * function.c (get_arg_pointer_save_area): Use entry_of_function
6231 instead of get_insns.
6233 2005-01-01 Roger Sayle <roger@eyesopen.com>
6234 Andrew Pinski <pinskia@physics.uc.edu>
6235 James E. Wilson <wilson@specifixinc.com>
6237 PR rtl-optimization/12092
6238 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6241 2005-01-01 Roger Sayle <roger@eyesopen.com>
6242 Olivier Hainque <hainque@act-europe.fr>
6244 * tree.c (int_fits_type_p): A narrower type always fits in a
6245 wider one, except for negative values into unsigned types.
6247 2005-01-01 Roger Sayle <roger@eyesopen.com>
6249 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6250 with the original constant rather than require TREE_OVERFLOW.
6252 2005-01-01 Steven Bosscher <stevenb@suse.de>
6255 * c-decl.c (finish_function): If compiling C99, annotate the
6256 compiler generated return with the current file name and line 0.
6257 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6258 the source line is greater than 0.
6259 (remove_bb): Likewise.
6261 See ChangeLog.12 for earlier changes.