1 2005-03-08 Julian Brown <julian@codesourcery.com>
3 * Patch from 2005-03-08 reverted for causing regressions and
4 ppc-darwin bootstrap failure.
6 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9 Define the real function for ppc-darwin.
10 * c-typeck.c (convert_arguments): Check for target-specific
11 invalid argument call to unprototyped function.
12 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14 * target.h (invalid_arg_for_unprototyped_fn): New field
16 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
18 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
21 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
23 * c-typeck.c (constructor_stack, constructor_range_stack,
24 initializer_stack): Make them static.
26 * cfg.c (rbi_pool): Make it static.
28 * gimple-low.c (lower_stmt_body): Make it static.
29 * tree-flow.h: Remove the corresponding prototype. Don't
32 * sched-deps.c (cache_size): Make it static.
34 * stor-layout.c (lang_adjust_rli): Make it static.
36 2005-03-08 Julian Brown <julian@codesourcery.com>
38 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
39 from being used for symbols with vague linkage when
40 HAVE_GAS_COMDAT_GROUP is true.
42 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
44 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
45 nlabel == JUMP_LABEL (jump).
47 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
49 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
50 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
51 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
52 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
54 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
57 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
58 * c-common.c (handle_returns_twice): New function.
59 (c_common_attribute_table): Declare eturns_twice' attribute.
60 * doc/extend.texi: Document eturns_twice' attribute.
61 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
62 (struct tree_decl): Add returns_twice_flag.
64 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
66 * tree-ssa-phiopt.c: Fix a comment typo.
68 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
69 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
70 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
73 2005-03-08 Richard Henderson <rth@redhat.com>
75 * config/alpha/alpha.c (code_for_builtin): Replace special-case
76 builtin codes with ctzdi2, clzdi2, popcountdi2.
77 (struct alpha_builtin_def): Add is_const.
78 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
79 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
80 (alpha_init_builtins): Init them. Set nothrow and const attributes
82 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
83 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
84 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
85 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
86 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
87 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
88 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
89 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
90 (TARGET_FOLD_BUILTIN): New.
91 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
92 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
94 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
96 2005-03-08 Ira Rosen <irar@il.ibm.com>
98 PR tree-optimization/20122
99 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
100 condition of access function instead of base.
102 2005-03-07 Jeff Law <law@redhat.com>
103 Steven Bosscher <stevenb@suse.de>
105 * tree-cfg.c (find_taken_edge_computed_goto): New function.
106 (find_taken_edge): Call find_taken_edge_computed_goto as
107 appropriate. Allow any gimple invariant rather than just
109 (cleanup_control_flow): Cleanup a computed goto which has turned
111 (tree_merge_blocks): If block B has any forced labels, move
112 them to the start of block A.
113 * tree-ssa-dom.c (thread_across_edge): Allow threading across
114 computed gotos as well.
115 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
116 removal of unnecessary computed gotos too.
117 (lookup_redirection_data): Fix type of INSERT argument. Callers
120 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
122 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
123 Remove trailing spaces.
125 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
126 unshare_all_trees): Make them static.
127 * tree-gimple.h: Remove the corresponding prototypes.
129 * diagnostic.h: Remove unused prototype
131 * modulo-sched.c: Remove unused prototype
132 set_row_column_for_ps.
134 * tree-ssa-phiopt.c (tree_ssa_phiopt,
135 replace_phi_edge_with_variable): Remove unused variable i.
137 2005-03-07 Per Bothner <per@bothner.com>
139 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
141 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
144 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
145 bbs on the COND_EXPR instead of the PHI_NODEs.
146 (candidate_bb_for_phi_optimization): Remove.
147 (replace_phi_with_stmt): Rename to ...
148 (replace_phi_edge_with_variable): this and change so that we
149 replace the phi argument instead of removing the PHI.
150 (conditional_replacement): Change so we deal with PHI with more
152 (value_replacement): Likewise.
153 (abs_replacement): Likewise.
155 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
157 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
158 output_e500_flip_gt_bit.
160 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
162 (rs6000_generate_compare): Fix logic to look at the correct bits.
163 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
165 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
166 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
167 gen_move_from_CR_gt_bit.
169 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
170 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
171 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
173 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
174 (E500_CR_IOR_COMPARE): New constant.
176 2005-03-08 Earl Chew <earl_chew@agilent.com>
177 David Billinghurst <David.Billinghurst@riotinto.com>
179 * config/i386/host-cygwin.c: New file to support precompiled
181 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
182 * config.host: Use above files for cygwin host.
184 2005-03-07 David Edelsohn <edelsohn@gnu.org>
186 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
187 ordering ops from earlier change.
189 2005-03-07 Per Bothner <per@bothner.com>
191 Various fixes to allow us to again build if --enable-mapped-location:
192 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
193 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
194 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
195 local variable loc. Change logic appropriately.
196 * tree-vect-transform.c (vect_finish_stmt_generation): Use
197 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
198 * c-parser.c (c_parser_for_statement): Initialize loc variable.
199 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
200 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
202 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
204 PR rtl-optimization/19683
205 * reload1.c (choose_reload_regs): Pass the number of bits, not the
206 number of bytes, to smallest_int_for_mode. Fix arguments to
207 REG_CANNOT_CHANGE_MODE_P.
209 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
211 * reorg.c (relax_delay_slots): Check that the jump is
212 conditional before trying to invert it.
214 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
216 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
219 * calls (stack_arg_under_construction): Make it static.
221 * flow.c (regs_live_at_setjmp): Make it static.
222 * flow.h: Remove the corresponding prototype.
224 * reload1.c (reload_startobj, reload_firstobj,
225 something_needs_operands_changed, reload_inherited,
226 reload_inheritance_insn, reload_override_in,
227 reload_spill_index): Make them static.
229 * recog.c (verify_changes): Make it static.
230 * recog.h: Remove the corresponding prototype.
232 * cfgbuild.c (find_sub_basic_blocks): Remove.
233 * basic-block.h: Remove the corresponding prototype.
234 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
236 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
238 * tree-ssa-operands.c (check_build_stmt): Remove.
240 * stor-layout.c (set_alignment): Remove.
241 * tree.h: Remove the corresponding prototype.
243 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
245 * tree-ssa-dce.c (control_dependence_map,
246 visited_control_parents): Make them static.
248 * cfghooks.c (verify_flow_info): Remove local variable
251 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
254 * loop-unswitch.c (unswitch_loop): Remove local variable src.
256 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
258 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
260 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
262 * config/ia64/hpux.h (LINK_SPEC): Add -z.
263 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
264 PARALLEL for an empty structure.
266 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
268 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
270 * fold-const.c (fold_binary): Unroll the very first "for"
273 2005-03-06 David Edelsohn <edelsohn@gnu.org>
275 * config/rs6000/predicates.md (branch_comparison_operator): Remove
276 redundant match_code test.
277 (scc_comparison_operator): Swap match_operand and match_code
279 (branch_positive_comparison_operator): Same.
280 (trap_comparison_operator): Use comparison_operator and swap with
283 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
286 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
287 (out_movhi_r_mr): Read low byte of volatile MEM first.
288 (out_movhi_mr_r): Write high byte of volatile MEM first.
290 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
292 * cselib.c (reg_values, reg_values_size): Make them static.
294 * cse.c (cse_reg_info_table): Make it static.
296 * fold-const.c (fold_unary): Use build1 instead of copy_node.
298 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
300 * cse.c (find_best_addr): Use canon_for_address.
302 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
304 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
305 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
306 SUBREG and MEM, respectively.
308 * fold-const.c (fold_binary): Use code instead of t.
310 * fold-const.c (optimize_minmax_comparison): Take decomposed
311 arguments code, type, op0, and op1 instead of t.
312 (fold_binary): Update a call to optimize_minmax_comparison.
314 * fold-const.c (fold_range_test): Take decomposed arguments
315 code, type, op0, and op1 instead of t.
316 (fold_binary): Update a call to fold_range_test.
318 * fold-const.c (fold_binary_op_with_conditional_arg): Take
319 decomposed arguments code, type, op0, and op1 instead of t.
320 (fold_binary): Update a call to fold_range_test.
322 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
324 * fold-const.c (fold_binary): Avoid directly using the original
325 expression t as much as possible.
327 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
329 * c-semantics.c (build_stmt): Use TYPE_P instead of
330 IS_NON_TYPE_CODE_CLASS.
331 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
332 (NON_TYPE_CHECK): Use TYPE_P instead of
333 IS_NON_TYPE_CODE_CLASS.
335 * fold-const.c (fold): Remove handling of binary expressions.
337 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
339 * doc/c-tree.texi: Wrap comments in @r{}.
340 * doc/cpp.texi: Likewise.
341 * doc/cppinternals.texi: Likewise.
342 * doc/extend.texi: Likewise.
343 * doc/md.texi: Likewise.
344 * doc/objc.texi: Likewise.
345 * doc/sourcebuild.texi: Likewise.
346 * doc/tm.texi: Likewise.
349 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
351 * predict.c (apply_return_prediction): Standardize PHI chain
353 * tree-ssa.c (ssa_redirect_edge): Likewise.
355 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
356 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
359 * tree-phinodes.c (remove_phi_node): Drop the last argument.
360 * tree-flow.h: Adjust the prototype for remove_phi_node.
361 * lambda-code.c (perfect_nestify): Adjust a call to
364 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
365 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
367 * tree-ssa-dce.c (remove_dead_phis): Likewise.
368 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
369 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
370 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
372 * combine.c (simplify_and_const_int): Use gen_int_mode instead
373 of GEN_INT (trunc_int_for_mode (...)).
374 * loop-iv.c (iv_number_of_iterations): Likewise.
375 * postreload.c (reload_cse_move2add): Likewise.
376 * simplify-rtx.c (simplify_const_unary_operation,
377 simplify_const_binary_operation): Likewise.
378 * stor-layout.c (get_mode_bounds): Likewise.
380 * fold-const.c (fold_binary): New.
381 (fold): Call fold_binary on binary expressions.
383 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
385 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
386 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
387 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
388 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
389 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
391 2005-03-04 Devang Patel <dpatel@apple.com>
393 PR tree-optimization/18815
394 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
395 loops with zero exit edges.
397 2005-03-04 Devang Patel <dpatel@apple.com>
399 * doc/invoke.texi: Remove reference to webpage that does not exist.
401 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
402 Joseph S. Myers <joseph@codesourcery.com>
405 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
406 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
407 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
408 * pa.c (get_plabel): Change argument to symbol_ref. Call
409 maybe_get_identifier instead of get_identifier.
410 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
411 (struct deferred_plabel): Replace name field with symbol field.
412 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
413 ASM_OUTPUT_EXTERNAL_REAL is defined.
414 (output_global_address): Use output_addr_const for output of all
416 (output_deferred_plabels): Use symbol_ref instead of name for address
418 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
419 ASM_OUTPUT_SYMBOL_REF): New macros.
420 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
422 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
425 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
427 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
428 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
430 2005-03-04 Jeff Law <law@redhat.com>
432 * basic-block.h (rediscover_loops_after_threading): Declare.
433 * tree-ssa-dom.c: Include cfgloop.h.
434 (tree_ssa_dominator_optimize): Discover loops and some basic
435 properties. Remove forwarder blocks recreated by loop header
436 canonicalization. Also mark backedges in the CFG.
437 * tree-ssa-threadupdate.c: Include cfgloop.h
438 (rediscover_loops_after_threading): Define.
439 (struct local_info): New field, JUMP_THREADED.
440 (prune_undesirable_thread_requests): New function.
441 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
442 then record that fact for the callers of redirct_edges.
443 (thread_block): If BB has incoming backedges, then call
444 prune_undesirable_thraed_requests. Note when we are
445 going to have to rediscover loop information. Return a
446 boolean indicating if any jumps were threaded.
447 (thread_through_all_blocks): Bubble up boolean indicating
448 if any jumps were threaded.
449 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
450 (tree-ssa-threadupdate.o): Similarly.
452 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
454 * fold-const.c (fold_ternary): Unroll the "for" loop to
457 2005-03-04 Andrew Haley <aph@redhat.com>
459 * unwind-dw2-fde-glibc.c (struct
460 unw_eh_callback_data.check_cache): New field.
461 (frame_hdr_cache): New.
462 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
463 Cache frame header info.
465 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
467 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
468 (print_c_condition): Declare.
469 * read-rtl.c (ptr_loc): New structure.
470 (ptr_locs, ptr_loc_obstack, joined_conditions)
471 (joined_conditions_obstack): New variables.
472 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
473 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
474 (join_c_conditions, print_c_condition): New functions.
475 (apply_macro_to_string): Associate the new string with the same
476 source location as the old one.
477 (add_condition_to_string): Use join_c_conditions.
478 (read_string): Use set_rtx_ptr_loc to record a filename and line
479 number for the string.
480 (read_rtx): Initialize the new variables above.
481 * genattrtab.c (write_test_expr, write_attr_value): Use
483 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
484 comment above the GCC_VERSION check.
485 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
486 Inline the definition of MAYBE_EVAL.
487 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
488 * genoutput.c (process_template): Likewise.
489 * genpreds.c (write_predicate_subfunction): Likewise.
490 (write_predicate_expr): Use print_c_condition.
491 * genrecog.c (write_cond): Likewise.
492 * gensupport.c (process_rtx): Use join_c_conditions to join the
493 conditions of a define_insn_and_split. Record a source location
494 for the string after the "&&".
495 (alter_test_for_insn): Use join_c_conditions.
497 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
500 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
501 PR tree-optimization/15784
502 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
505 2005-03-04 Ben Elliston <bje@au.ibm.com>
507 * gcc.c (option_map): Add --coverage.
508 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
509 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
510 * config/darwin.h: Pass -lgcov for `coverage'.
511 * doc/invoke.texi (Debugging Options): Document --coverage.
513 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
515 * gcse.c (bypass_block): Use find_edge wherever possible.
517 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
521 * c-opts.c (c_common_parse_file): Call start_source_file
522 and end_source_file at the approriate times.
524 * dwarf2out.c (dwarf2out_finish): Don't auto-end
525 the main file, it will be done for us now.
527 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
529 * fold-const.c (fold_ternary): New.
530 (fold): Call fold_ternary on ternary expressions. Remove
531 handling of ternary expressions.
533 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
535 PR tree-optimization/15784
536 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
539 2005-03-03 David Edelsohn <edelsohn@gnu.org>
541 * config/rs6000/predicates.md (branch_comparison_operator):
542 Convert from C block to conditional format.
544 2005-03-03 Jan Hubicka <jh@suse.cz>
546 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
547 and non-constant public variables.
549 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
551 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
554 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
557 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
558 calls to release_ssa_name and release_phi_node.
560 * fold-const.c (fold): Remove handling of unary expressions.
562 * fold-const.c (fold_unary): Avoid directly using the original
563 expression t as much as possible.
565 2005-03-03 Roger Sayle <roger@eyesopen.com>
566 Andrew Pinski <pinskia@physics.uc.edu>
568 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
569 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
571 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
573 Describe special registers SRP and MOF as allocatable registers.
574 * config/cris/cris.c (cris_md_asm_clobbers): New function.
575 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
576 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
577 TARGET_HAS_MUL_INSNS.
578 (cris_print_operand) <case 'd'>: New case.
579 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
580 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
582 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
583 (REG_ALLOC_ORDER): Update for MOF.
584 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
586 (GENERAL_REGS): No longer a define of ALL_REGS.
587 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
588 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
590 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
591 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
592 (SECONDARY_RELOAD_CLASS): Define.
593 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
594 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
595 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
596 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
597 (REGISTER_MOVE_COST): Define.
598 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
599 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
600 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
601 (CRIS_MOF_REGNUM): New define_constants.
602 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
604 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
606 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
607 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
608 Adjust for MOF being properly described as a register.
609 (indir_to_reg_split): Name this split. Conditionalize on the
610 destination register being a general register.
611 (movei): Conditionalize on on operands 0 and 1 having the same
614 2005-03-03 Alan Modra <amodra@bigpond.net.au>
617 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
618 -mcpu to override any other explicitly given flags.
620 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
622 * recog.c (verify_changes, confirm_change_group): New functions,
623 broken out of apply_change_group.
624 (apply_change_group): Use them.
625 * recog.h (verify_change, confirm_change_group): Declare.
626 * rtl.h (redirect_jump_2): Declare.
627 * jump.c (redirect_exp, invert_exp): Delete.
628 (invert_exp_1): Take second parameter. Return value. Changed caller.
629 (redirect_jump_2): New function, broken out of redirect_jump.
630 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
631 (invert_jump): Use invert_jump_1 and redirect_jump_2.
632 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
634 2005-03-02 Geoffrey Keating <geoffk@apple.com>
636 * varasm.c (named_section): Use xstrdup rather than doing it by
639 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
641 2005-03-02 Devang Patel <dpatel@apple.com>
643 Undo PR tree-optimization/18815 fix.
645 2005-03-02 Devang Patel <dpatel@apple.com>
647 PR tree-optimization/18815
648 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
649 loops with zero exit edges.
651 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
653 * cfg.c (connect_src, connect_dest, disconnect_src,
654 disconnct_dest): New.
655 (unchecked_make_edge, remove_edge, redirect_edge_succ,
656 redirect_edge_pred): Use the new functions.
658 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
659 free_dominance_info only when needed.
661 2005-03-02 David Edelsohn <edelsohn@gnu.org>
664 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
665 (reg_or_sub_cint64_operand): Same.
667 2005-03-02 Jeff Law <law@redhat.com>
669 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
670 CFG_ALTERED in the main DOM iteration loop.
672 2005-03-02 Mark Mitchell <mark@codesourcery.com>
675 * varasm.c (initializer_constant_valid_p): Allow conversions
676 between OFFSET_TYPEs. Tidy.
678 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
680 * config/cris/cris.md ("return"): Remove epilogue delay list
683 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
685 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
687 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
689 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
691 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
692 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
693 config/m68k/m68k.c, config/mips/mips.h,
694 config/rs6000/rs6000-protos.h, doc/contrib.texi,
695 doc/include/gcc-common.texi: Update copyright.
697 PR middle-end/18029 and PR middle-end/18030
698 * expr.c (optimize_bitfield_assignment_op): Add a special case
699 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
701 * fold-const.c (fold_unary): New.
702 (fold): Call fold_unary on unary expressions.
704 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
706 * cgraph.h (struct cgraph_edge): Add prev_caller and
708 (cgraph_node_remove_callees): Export.
709 * cgraph.c (cgraph_create_edge): Initialize prev_caller
711 (cgraph_edge_remove_callee): New function.
712 (cgraph_edge_remove_caller): Likewise.
713 (cgraph_remove_edge): Use.
714 (cgraph_redirect_edge_callee): Likewise.
715 (cgraph_node_remove_callees): New function.
716 (cgraph_node_remove_callers): Likewise.
717 (cgraph_remove_node): Use.
718 * tree-optimize.c (tree_rest_of_compilation): Use
719 cgraph_node_remove_callees instead of manual loop.
720 * cgraphunit.c (cgraph_finalize_function): Likewise.
721 (cgraph_expand_function): Likewise.
722 (cgraph_remove_unreachable_nodes): Likewise.
724 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
727 * c-tree.h (undeclared_variable, build_external_ref): Add extra
729 * c-decl.c (undeclared_variable): Take location as argument.
730 * c-typeck.c (build_external_ref): Likewise.
731 * c-parser.c (c_parser_postfix_expression): Pass location of
732 identifier to build_external_ref.
734 2005-03-01 David Edelsohn <edelsohn@gnu.org>
736 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
737 CCEQ mode for branch_positive_comparison_operator test.
738 * config/rs6000/predicates (branch_comparison_operator): Revert to
740 (scc_comparison_operator): Same.
741 (branch_positive_comparison_operator): Same.
743 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
745 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
746 (cris_delay_slots_for_epilogue): Remove.
747 (save_last): Move into cris_target_asm_function_epilogue.
748 (cris_target_asm_function_epilogue): Remove tests for file being
750 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
751 (cris_delay_slots_for_epilogue): Remove prototypes.
752 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
753 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
755 2005-03-01 David Edelsohn <edelsohn@gnu.org>
757 * config/rs6000/predicates.md (branch_comparison_operator): Change
758 to define_special_predicate.
759 (scc_comparison_operator): Same.
760 (branch_positive_comparison_operator): Same.
762 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
764 * Makefile.in (tree-ssa-sink.o): New.
765 (OBJS-common): Add tree-ssa-sink.o.
766 * common.opt: Add -ftree-sink
767 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
768 * timevar.def (TV_TREE_SINK): new timevar.
769 * tree-flow.h (is_hidden_global_store): Prototype.
770 * tree-optimize.c (init_tree_optimization_passes): Add
772 * tree-pass.h (pass_sink_code): New.
773 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
774 for non-obvious global store store to is_hidden_global_store, and
775 call that new function.
776 * tree-ssa-sink.c: New file.
777 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
778 * doc/passes.texi: Document forward store motion.
779 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
780 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
781 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
782 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
784 2005-03-01 Per Bothner <per@bothner.com>
786 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
787 and we have a non-zero column-number, add it to the message.
788 Also factor out the diagnostic_kind_text.
790 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
792 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
793 flow_loop_pre_header_scan, flow_loop_pre_header_find,
794 flow_loop_scan): Removed.
795 (flow_loop_dump): Do not dump removed fields.
796 (flow_loop_free): Do not free removed fields.
797 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
798 (loop_exit_edge_p): New function.
799 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
800 num_pre_header_edges, entry_edges, num_entries, exit_edges,
801 num_exits, exits_doms.
802 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
803 LOOP_EDGES, LOOP_ALL): Removed.
804 (flow_loop_scan): Declaration removed.
805 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
806 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
808 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
809 (if_convert): Call flow_loops_find and flow_loops_free
810 when calling mark_loop_exit_edges.
811 * cfgloopanal.c (mark_loop_exit_edges): Moved from
812 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
813 free_dominance_info calls.
814 * loop-init.c (flow_loops_find): Ditto.
815 * passes.c (rest_of_handle_branch_prob): Ditto.
816 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
817 * loop-unroll.c (analyze_insns_in_loop): Do not use
819 * predict.c (predict_loops): Do not call flow_loop_scan.
820 Use get_loop_exit_edges.
821 (tree_estimate_probability): Do not pass flags to flow_loops_find.
822 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
823 Do not use EDGE_LOOP_EXIT.
824 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
825 to bb_with_exit_edge_p.
826 (if_convertible_loop_p): Do not call flow_loop_scan. Use
827 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
828 to bb_with_exit_edge_p.
829 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
831 * tree-loop-linear.c (linear_transform_loops): Do not call
832 flow_loop_scan. Use loop->single_exit.
833 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
834 (vect_analyze_loop_form): Do not call flow_loop_scan.
835 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
837 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
839 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
840 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
841 slpeel_tree_duplicate_loop_to_edge_cfg,
842 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
843 Use loop_preheader_edge and loop->single_exit. Do not call
846 2005-03-01 Nick Clifton <nickc@redhat.com>
848 * config/arm/arm.c (thumb_find_work_register): Check all of the
849 argument registers to see if they are free, and a couple of
850 special cases where the last argument register but can be proved
851 to be available during the function's prologue.
852 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
853 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
854 thumb_unexpanded_epilogue): Use unsigned long as the type for the
856 (thumb_compute_save_reg_mask): Likewise. Also use
857 thumb_find_work_register() to ensure that there is agreement about
858 which work register is going to be used in the prologue.
859 (thumb_output_function_prologue): Use unsigned long as the type
860 for the register bit-mask. Also delay pushing the link register if
861 other high registers are going to be pushed.
862 (thumb_compute_save_reg_mask, emit_multi_reg_push,
863 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
864 redundant prototypes.
866 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
869 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
870 and after reload in REG+REG indexed addresses without REG_POINTER
871 set in the base and not set in the index.
873 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
875 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
877 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
878 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
879 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
880 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
881 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
883 * config.gcc (sh*-*-linux*): Use config/linux.h.
885 2005-02-28 Dale Johannesen <dalej@apple.com>
886 Stan Shebs <shebs@apple.com>
888 Rewrite of 64-bit Darwin structure-by-value pass/return.
889 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
890 intoffset, use_stack, named.
891 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
892 (rs6000_darwin64_record_arg_advance_flush): New.
893 (rs6000_darwin64_record_arg_advance_recurse): New.
894 (rs6000_darwin64_record_arg_flush): New.
895 (rs6000_darwin64_record_arg_recurse): New.
896 (rs6000_darwin64_record_arg): New.
897 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
898 (function_arg_boundary): Handle 128-bit aligned structs.
899 (function_arg_advance): Rewrite darwin64 struct handling.
900 (function_arg): Call rs6000_darwin64_record_arg.
901 (function_arg_partial_nregs): Handle darwin64 structs.
902 (rs6000_darwin64_function_value): Remove.
903 (rs6000_function_value): Call rs6000_darwin64_record_arg.
905 2005-02-28 Roger Sayle <roger@eyesopen.com>
907 PR tree-optimization/20216
908 * tree-chrec.c (tree_fold_factorial): Delete.
909 (tree_fold_binomial): Change argument list to take a return type
910 and change the type of K to unsigned int. Rewrite to avoid explicit
911 evaluation of factorials, and (recursively) calling fold to perform
912 compile-time arithmetic. Return NULL on (internal) overflow.
913 (chrec_evaluate): Change type of K to an unsigned int. Avoid
914 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
915 if any intermediate calculation overflows.
916 (chrec_apply): Update call to chrec_evaluate.
918 2005-02-28 James E Wilson <wilson@specifixinc.com>
920 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
922 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
925 * c-parser.c (c_parser_compound_statement): Return error_mark_node
926 instead of NULL_TREE on error.
928 2005-02-28 David Edelsohn <edelsohn@gnu.org>
930 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
931 (EASY_VECTOR_15_ADD_SELF): Remove.
932 (num_insns_constant_wide): Not static.
933 (validate_condition_mode): Not static.
934 (toc_relative_expr_p): Not static.
935 (legitimate_indirect_address_p): Not static.
936 (macho_lo_sum_memory_operand): Not static.
937 (invalid_e500_subreg): Not static.
938 (easy_vector_same): Not static.
939 (easy_vector_splat_const): Not static.
940 (RS6000_SYMBOL_REF_TLS_P): Remove.
941 (any_operand): Delete.
942 (any_parallel_operand): Delete.
943 (count_register_operand): Delete.
944 (altivec_register_operand): Delete.
945 (xer_operand): Delete.
946 (s8bit_cint_operand): Delete.
947 (short_cint_operand): Delete.
948 (u_short_cint_operand): Delete.
949 (non_short_cint_operand): Delete.
950 (exact_log2_cint_operand): Delete.
951 (gpc_reg_operand): Delete.
952 (cc_reg_operand): Delete.
953 (cc_reg_not_cr0_operand): Delete.
954 (reg_or_short_operand): Delete.
955 (reg_or_neg_short_operand): Delete.
956 (reg_or_aligned_short_operand): Delete.
957 (reg_or_u_short_operand): Delete.
958 (reg_or_cint_operand): Delete.
959 (reg_or_arith_cint_operand): Delete.
960 (reg_or_add_cint64_operand): Delete.
961 (reg_or_sub_cint64_operand): Delete.
962 (reg_or_logical_cint_operand): Delete.
963 (got_operand): Delete.
964 (got_no_const_operand): Delete.
965 (easy_fp_constant): Delete.
966 (easy_vector_constant): Delete.
967 (easy_vector_constant_add_self): Delete.
968 (zero_constant): Delete.
969 (zero_fp_constant): Delete.
970 (volatile_mem_operand): Delete.
971 (offsettable_mem_operand): Delete.
972 (mem_or_easy_const_operand): Delete.
973 (add_operand): Delete.
974 (non_add_cint_operand): Delete.
975 (logical_operand): Delete.
976 (non_logical_cint_operand): Delete.
977 (mask_operand): Delete.
978 (mask_operand_wrap): Delete.
979 (mask64_operand): Delete.
980 (mask64_2_operand): Delete.
981 (and64_operand): Delete.
982 (and64_2_operand): Delete.
983 (and_operand): Delete.
984 (reg_or_mem_operand): Delete.
985 (lwa_operand): Delete.
986 (symbol_ref_operand): Delete.
987 (call_operand): Delete.
988 (current_file_function_operand): Delete.
989 (input_operand): Delete.
990 (rs6000_nonimmediate_operand): Delete.
991 (rs6000_tls_symbol_ref): Delete.
992 (save_world_operation): Delete.
993 (restore_world_operation): Delete.
994 (load_multiple_operation): Delete.
995 (store_multiple_operation): Delete.
996 (vrsave_operation): Delete.
997 (mfcr_operation): Delete.
998 (mtcrf_operation): Delete.
999 (lmw_operation): Delete.
1000 (stmw_operation): Delete.
1001 (branch_comparison_operator): Delete.
1002 (branch_positive_comparison_operator): Delete.
1003 (scc_comparison_operator): Delete.
1004 (trap_comparison_operator): Delete.
1005 (boolean_operator): Delete.
1006 (boolean_or_operator): Delete.
1007 (min_max_operator): Delete.
1008 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1009 (EASY_VECTOR_15): Moved to here.
1010 (EASY_VECTOR_15_ADD_SELF): Move to here.
1011 (PREDICATE_CODES): Delete.
1012 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1013 Declare functions no longer static.
1014 * config/rs6000/predicates.md: New.
1015 * config/rs6000/rs6000.md: Include predicates.md
1017 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1019 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1020 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1022 * cfgrtl.c (need_fake_edge_p): Likewise.
1023 * combine.c (distribute_notes): Likewise.
1024 * emit-rtl.c (try_split): Likewise.
1025 * recog.c (peephole2_opimize): Likewise.
1026 * reg-notes.def (ALWAYS_RETURN): Remove.
1027 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1028 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1029 * tree.h (ECF_ALWAYS_RETURN): Remove.
1031 2005-02-28 Roger Sayle <roger@eyesopen.com>
1034 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1035 between different machine modes is never a "useless" conversion.
1037 2005-02-28 Geert Bosch <bosch@gnat.com>
1040 * doc/contrib.texi: List contributors for Ada front end
1042 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1044 * simplify-rtx.c (simplify_unary_operation_1,
1045 simplify_const_unary_operation): New, extracted from...
1046 (simplify_unary_operation): ... this one.
1047 (simplify_binary_operation_1,
1048 simplify_const_binary_operation): New, extracted from...
1049 (simplify_binary_operation): ... this one.
1050 * rtl.h (simplify_const_unary_operation,
1051 simplify_const_binary_operation): Add prototypes.
1053 2005-02-28 Julian Brown <julian@codesourcery.com>
1055 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1056 building libjava and caused PR regression/20228.
1058 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1061 * Makefile.in (host_subdir): New.
1062 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1063 * configure: Regenerate.
1065 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1067 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1068 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1069 installation directory first.
1071 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1074 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1075 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1076 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1077 * config/cris/cris.md: Tweak comments referring to Q.
1078 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1079 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1080 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1081 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1082 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1083 Insert spaces in constraints to align alternatives vertically for
1085 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1088 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1090 PR rtl-optimization/17728
1091 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1092 operand 0 from general_operand to move_dest_operand.
1094 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1096 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1097 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1098 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1099 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1101 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1103 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1104 * configure: Regenerate.
1105 * libada-mk.in: Remove CC; rename
1106 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1108 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1111 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1112 for the lhs, also walk over the tree. Likewise for rhs.
1114 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1116 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1117 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1118 Do not propagate value of iv before increment over the increment.
1120 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1122 * c-parser.c: New file.
1123 * c-parse.in: Remove.
1124 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1126 (c-parser.o): Add dependencies.
1127 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1128 maintainer-clean, TAGS): Update.
1129 * c-config-lang.in (gtfiles): Update.
1130 * gengtype-lex.l: Don't handle "@@".
1131 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1132 objc_build_synchronized, objc_begin_try_stmt,
1133 objc_begin_catch_clause, objc_finish_catch_clause,
1134 objc_build_finally_clause, objc_finish_try_stmt): New.
1135 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1137 (c_parse_init): Update comment.
1138 * c-decl.c (c_init_decl_processing): Update comment.
1139 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1140 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1141 new c_declspecs members.
1143 2005-02-25 Julian Brown <julian@codesourcery.com>
1145 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1146 from being used for symbols with vague linkage when
1147 HAVE_GAS_COMDAT_GROUP is true.
1149 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1151 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1153 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1156 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1157 (LIBGCC2_HAS_DF_MODE): New.
1158 (LIBGCC2_HAS_XF_MODE): New.
1159 (LIBGCC2_HAS_TF_MODE): New.
1160 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1161 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1162 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1163 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1164 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1165 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1166 and add _fixtfdi, _fixunstfdi, _floatditf
1167 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1168 L_fixunstfdi, L_floatditf.
1169 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1170 (LIBGCC2_HAS_TF_MODE): Define.
1172 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1174 PR tree-optimization/20204
1175 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1176 REWRITE_THIS_STMT markers on PHI nodes.
1177 (rewrite_initialize_block): Likewise.
1179 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1181 * version.c (version_string): Update to 4.1.
1183 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1185 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1186 Clarify that the alternative way doesn't work in GNU C++.
1188 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1190 PR tree-optimization/19937
1191 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1192 to the type of the induction variable.
1194 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1196 PR rtl-optimization/20117
1197 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1198 the block including noncopyable insn.
1200 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1202 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1203 calls to find_reg_note.
1205 2005-02-24 Richard Henderson <rth@redhat.com>
1208 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1211 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1213 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1214 vector types if to use base reg for misaligned non-word ld/std.
1216 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1219 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1220 dwarf2 label manually and put it after, not before the prologue.
1222 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1225 * reload.c (operands_match_p): Only increment register number for
1226 SCALAR_INT_MODE_P modes in multiple hard registers.
1228 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1231 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1233 * ChangeLog.5: Fix log message typo(s).
1234 * ChangeLog.7: Likewise.
1235 * ChangeLog.tree-ssa: Likewise.
1236 * cfgexpand.c: Fix comment typo(s).
1237 * conflict.c: Likewise.
1238 * defaults.h: Likewise.
1239 * dwarf2out.c: Likewise.
1241 * ggc-page.c: Likewise.
1242 * tree-eh.c: Likewise.
1243 * tree-ssa-dom.c: Likewise.
1245 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1248 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1249 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1250 if SHARED is defined.
1253 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1254 allow splitting only if operands 0 and 3 don't overlap.
1256 2005-02-24 Richard Henderson <rth@redhat.com>
1259 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1260 (fold_builtin_1): Call them.
1261 * fold-const.c (fold_complex_mult_parts): Split out from ...
1262 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1263 (fold_complex_div_parts, fold_complex_div): New.
1265 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1267 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1269 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1270 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1272 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1273 (print_node): Likewise.
1274 Print TYPE_SIZES_GIMPLIFIED.
1276 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1278 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1279 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1280 operands as commutative in constraints.
1282 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1284 * tree-into-ssa.c: Re-organize internal functions.
1286 2005-02-24 Richard Henderson <rth@redhat.com>
1289 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1291 * common.opt (fcx-limited-range): New.
1292 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1293 * toplev.c (flag_complex_method): Initialize to 1.
1294 (process_options): Set flag_complex_method to 0 if
1295 flag_cx_limited_range.
1296 * doc/invoke.texi (-fcx-limited-range): New.
1298 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1300 * cse.c (delete_trivially_dead_insns): Speed up by using
1301 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1304 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1306 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1307 functions when -mid-shared-library is being used.
1309 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1311 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1312 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1313 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1314 * system.h: Poison LINK_LIBGCC_SPECIAL.
1316 2005-02-23 James E Wilson <wilson@specifixinc.com>
1318 * gengtype.c (note_insn_name): Make 1 element larger.
1320 2005-02-23 Roger Sayle <roger@eyesopen.com>
1323 PR rtl-optimization/20097
1324 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1325 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1327 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1329 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1330 * t-aix52 (SHLIB_INSTALL): Same.
1332 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1334 * genpreds.c: Update copyright.
1336 2005-02-23 Michael Beach <michaelb@ieee.org>
1339 * config/sparc/t-elf (startup files): Assemble with CPP.
1341 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1343 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1344 (write_predicate_expr): Likewise.
1346 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1348 PR tree-optimization/20100
1349 PR tree-optimization/20115
1350 * tree-optimize.c (init_tree_optimization_passes): Remove
1351 pass_maybe_create_global_var.
1352 * tree-pass.h (pass_maybe_create_global_var): Remove.
1353 * tree-ssa-alias.c (aliases_computed_p): Declare.
1354 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1355 (count_calls_and_maybe_create_global_var): Remove.
1356 (pass_maybe_create_global_var): Remove.
1357 (init_alias_info): Do not declare aliases_computed_p.
1358 (maybe_create_global_var): If the function contains no
1359 call-clobbered variables and a mix of pure/const and regular
1360 function calls, create .GLOBAL_VAR.
1361 Mark all call-clobbered variables for renaming.
1362 (merge_pointed_to_info): Update comment.
1363 (add_pointed_to_var): Likewise.
1364 (is_escape_site): Likewise.
1365 Accept struct alias_info * instead of size_t *.
1367 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1369 * tree-ssa-operands.c (get_call_expr_operands): If
1370 ALIASES_COMPUTED_P is false, do not add call-clobbering
1372 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1373 (delete_tree_ssa): Likewise.
1375 2005-02-22 James E Wilson <wilson@specifixinc.com>
1377 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1378 (do_compile): Do call it here.
1380 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1382 PR rtl-optimization/20017.
1383 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1384 rest_of_handle_cse2, rest_of_handle_gcse): Call
1385 delete_dead_jumptables immediately before calling cleanup_cfg.
1387 2005-02-22 Devang Patel <dpatel@apple.com>
1390 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1393 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1395 * config/rs6000/aix.h (WINT_TYPE): Define.
1397 2005-02-22 Stan Shebs <shebs@apple.com>
1399 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1400 natural alignment for 64-bit Darwin.
1401 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1403 * doc/invoke.texi: Document this.
1405 2005-02-22 DJ Delorie <dj@redhat.com>
1407 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1408 to make_[un]signed_type, not the mode itself.
1410 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1412 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1413 not available. Use tail calls wherever possible.
1414 (make_edge): Call unchecked_make_edge to create an edge.
1416 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1417 (coalesce_ssa_name): Don't check for
1418 SSANORM_USE_COALESCE_LIST.
1419 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1421 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1423 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1424 (rewrite_into_ssa): ... here.
1426 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1428 PR tree-optimization/19786
1429 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1430 tag to another's may-alias bitmap when adding to the other's list.
1432 2005-02-21 DJ Delorie <dj@redhat.com>
1434 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1435 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1436 registers in unsupported ways.
1437 * expmed.c (init_expmed): Likewise.
1439 2005-02-21 Stan Cox <scox@redhat.com>
1441 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1443 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1445 * tree-cfg.c (fold_cond_expr_cond): New.
1446 (make_edges): Call fold_cond_expr_cond.
1447 (find_taken_edge): Accept nothing but INTEGER_CST.
1448 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1450 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1452 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1453 that do not belong to any basic block.
1455 2005-02-21 Jeff Law <law@redhat.com>
1457 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1460 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1462 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1463 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1464 Adjust their definitions.
1465 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1466 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1468 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1469 genautomata.c, langhooks.c, langhooks.h, system.h,
1470 config/arm/lib1funcs.asm: Update copyright.
1472 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1474 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1476 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1479 * doc/install.texi: Document --with-gc.
1481 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1483 * simplify-rtx.c (simplify_unary_operation): Add a missing
1486 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1488 PR tree-optimization/18663
1489 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1490 if the type has variable bounds.
1492 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1494 * gcse.c: Remove an obsolete comment.
1496 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1498 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1500 * doc/extend.texi (Function Attributes) <Attribute const>: The
1501 attribute "pure" is below this text, not above.
1503 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1505 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1506 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1507 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1509 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1512 * langhooks.h (struct lang_hooks): Add to_target_charset.
1513 * langhooks.c (lhd_to_target_charset): New function.
1514 * langhooks-def.h: Declare lhd_to_target_charset.
1515 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1516 (LANG_HOOKS_INITIALIZER): Update.
1517 * c-common.c (c_common_to_target_charset): New function.
1518 * c-common.h: Declare it.
1519 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1520 c_common_to_target_charset.
1522 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1523 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1525 * system.h: Poison them.
1526 * doc/tm.texi: Don't discuss them.
1527 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1528 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1529 (pp_c_char): Do not attempt to generate letter escapes for
1531 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1532 * config/mips/mips.c (mips_output_ascii): Likewise.
1534 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1536 PR tree-optimization/19951
1537 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1540 2005-02-19 Steven Bosscher <stevenb@suse.de>
1543 * function.h (struct function): New field `max_loop_depth'.
1544 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1545 (flow_loops_find): Reset the max loop depth count before finding loops.
1546 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1547 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1548 (calculate_global_regs_live): Make sure the loop will terminate
1549 when the initial sets are not empty.
1551 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1553 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1555 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1557 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1560 * doc/invoke.texi: Remove documentation of %M spec.
1562 (init_spec): Remove %M suffix from -lgcc_s.
1563 (do_spec_1): Remove 'M' case.
1564 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1565 to put shared libraries in the multilib directory. Remove the
1566 shlib_so_soname substitution variable. Don't add a multilib encoding
1567 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1568 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1569 SHLIB_INSTALL as well as SHLIB_LINK.
1570 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1571 (SHLIB_NAME): Delete.
1572 (SHLIB_DIR): New macro.
1573 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1574 (SHLIB_INSTALL): Adjust accordingly.
1575 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1576 * config/t-slibgcc-sld: Likewise.
1577 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1578 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1579 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1581 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1582 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1583 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1584 Use @shlib_base_name@ instead of @shlib_so_name@.
1585 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1586 and @shlib_base_name@.so in @multilib_dir@.
1587 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1588 to the install path.
1589 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1590 (SHLIB_LINK): Remove previous workaround.
1591 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1592 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1593 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1595 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1596 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1597 (SHLIB_INSTALL): Adjust accordingly.
1598 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1599 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1600 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1601 config/t-slibgcc-elf-ver.
1603 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1604 Jakub Jelinek <jakub@redhat.com>
1606 PR tree-optimization/19828
1607 * tree-ssa-loop-im.c: Add a TODO comment.
1608 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1609 without side-effects.
1611 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1613 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1616 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1618 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1619 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1620 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1622 (ia64_reorg): Delete fixup_errata call.
1623 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1624 (TARGET_SWITCHES): Delete -mb-step entry.
1626 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1629 * c-typeck.c (composite_type): Handle quals in transparent unions.
1630 (type_lists_compatible_p): Likewise.
1632 2005-02-18 Stan Shebs <shebs@apple.com>
1634 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1635 expressions in the .literal8 section.
1637 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1639 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1641 2005-02-18 Roger Sayle <roger@eyesopen.com>
1643 * fold-const.c (constant_boolean_node): Always create values of the
1644 specified type, don't bother calling truthvalue_conversion.
1646 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1648 * except.c (output_function_exception_table): Call
1649 assemble_external_libcall (eh_personality_libfunc).
1651 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1654 * config/ia64/ia64.h (struct machine_function): Add state_num.
1655 * config/ia64/ia64.c (process_epilogue,
1656 process_for_unwind_directive): Use new unwind state numbers each
1657 time rather than state 1.
1659 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1662 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1663 before the "*llgt_didi" pattern.
1665 2005-02-18 Jason Merrill <jason@redhat.com>
1667 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1669 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1671 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1672 (div0): Use it in place of ARM_FUNC_ALIAS.
1673 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1675 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1678 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1679 access, the lower bound of the array type if it exists.
1681 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1684 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1685 cases that are out-of-range for the index type.
1687 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1689 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1690 (estimate_case_costs): Don't call convert.
1691 * expmed.c (expand_shift): Likewise.
1692 (make_tree): Call fold_convert instead of convert.
1694 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1697 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1698 that ref to be marked MEM_READONLY_P doesn't have base that needs
1701 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1703 * genautomata.c (output_get_cpu_unit_code_func,
1704 output_cpu_unit_reservation_p): Don't generate old-style function
1707 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1710 PR tree-optimization/20009
1711 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1713 PR tree-optimization/18947
1714 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1715 inline, remove all nodes that are inlined into the extern inline
1718 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1720 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1721 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1722 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1723 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1726 2005-02-17 Roger Sayle <roger@eyesopen.com>
1728 PR tree-optimization/19917
1729 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1730 to be potentially trapping.
1732 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1734 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1736 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1738 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1739 tem becomes a local variable which is set to the value of the
1740 back end defined INITIAL_FRAME_ADDRESS macro.
1741 (expand_builtin_frame_address): Omit the base parameter to
1742 expand_builtin_return_addr.
1743 (expand_builtin_profile_func): Likewise.
1744 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1745 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1746 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1748 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1750 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1751 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1752 * config/frv/frv.c (frv_function_epilogue): Likewise.
1754 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1756 * lambda-code (perfect_nestify): Remove mark/unmark
1758 * tree-loop-linear.c (linear_transform_loops): Add
1759 rewrite_into_ssa call so that ssa is correct for
1760 rewriting into loop closed.
1762 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1764 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1765 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1767 * bt-load.c (btr_def_live_range, combine_btr_defs,
1768 migrate_btr_def, migrate_btr_defs): Likewise.
1769 * cfgcleanup.c (thread_jump): Likewise.
1770 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1771 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1772 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1773 df_rd_local_compute, df_reg_info_compute): Likewise.
1774 * dominance.c (init_dom_info, free_dom_info): Likewise.
1775 * flow.c (init_propagate_block_info,
1776 free_propagate_block_info): Likewise.
1777 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1778 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1779 modify_reg_pav): Likewise.
1780 * loop-invariant.c (find_defs, find_invariant_insn,
1781 find_invariants, free_inv_motion_data): Likewise.
1782 * predict.c (tree_predict_by_opcode,
1783 estimate_bb_frequencies): Likewise.
1784 * stmt.c (expand_case): Likewise.
1785 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1786 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1787 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1788 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1789 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1790 rewrite_ssa_into_ssa): Likewise.
1791 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1792 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1793 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1794 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1795 * tree-sra.c (tree_sra): Likewise.
1796 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1797 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1798 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1799 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1800 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1801 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1803 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1804 calculate_live_on_entry, calculate_live_on_exit,
1805 build_tree_conflict_graph): Likewise.
1806 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1807 record_important_candidates, set_use_iv_cost, find_depends,
1808 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1809 tree_ssa_iv_optimize_finalize): Likewise.
1810 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1811 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1812 tree_duplicate_loop_to_header_edge): Likewise.
1813 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1814 * tree-ssa.c (verify_flow_insensitive_alias_info,
1815 verify_name_tags, verify_ssa, init_tree_ssa,
1816 delete_tree_ssa): Likewise.
1817 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1818 fini_ssanames): Likewise.
1819 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1821 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1823 * config/rs6000/t-rtems: Completely reworked.
1825 2005-02-17 Ira Rosen <irar@il.ibm.com>
1827 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1829 2005-02-17 Ira Rosen <irar@il.ibm.com>
1831 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1832 POINTER_TYPE_P when checking that type is a pointer.
1833 (vect_get_memtag): Remove.
1834 (vect_address_analysis): Use POINTER_TYPE_P. Call
1835 vect_object_analysis with dummy parameter for memtag.
1836 (vect_object_analysis): Extract memtag (functionality that
1837 used to be in vect_get_memtag and moved here). Fix printings.
1838 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1839 with correct parameters. Remove call to vect_get_memtag.
1841 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1843 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1844 (tree-vectorizer.o): Added missing dependencies.
1846 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1848 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1849 declaration in tree-vectorizer.c, now has an extern declaration in
1851 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1852 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1853 get_vectype_for_scalar_type, vect_is_simple_use,
1854 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1855 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1856 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1857 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1858 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1859 find_loop_location): Likewise.
1861 * tree-vectorizer.c (langhooks.h): #include removed.
1862 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1863 moved to tree-vectorized.h.
1864 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1865 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1866 get_vectype_for_scalar_type, vect_is_simple_use,
1867 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1868 vect_supportable_dr_alignment, new_loop_vec_info,
1869 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1870 vect_set_verbosity_level, find_loop_location): Likewise.
1872 (vect_analyze_loop): Function externalized. Declaration moved to
1873 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1874 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1875 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1876 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1877 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1878 vect_enhance_data_refs_alignment, vect_analyze_operations,
1879 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1880 vect_stmt_relevant_p, vect_get_loop_niters,
1881 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1882 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1883 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1884 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1885 vect_get_memtag): Likewise.
1887 (vectorizable_load): Function externalized. Declaration moved to
1888 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1889 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1890 vect_transform_loop): Likewise.
1891 (vect_transform_stmt): Moved to tree-vect-transform.c.
1892 (vect_align_data_ref, vect_create_destination_var,
1893 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1894 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1895 vect_get_vec_def_for_operand, vect_init_vector,
1896 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1897 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1898 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1899 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1900 vect_do_peeling_for_loop_bound): Likewise.
1902 * tree-vect-analyze.c: New file.
1903 * tree-vect-transform.c: New file.
1905 2005-02-17 Jason Merrill <jason@redhat.com>
1907 PR mudflap/19319, c++/19317
1908 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1911 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1913 * doc/install.texi (Specific): Update link for Darwin-specific
1916 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1918 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1919 constant_boolean_node.
1921 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1924 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1925 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1927 2005-02-16 Richard Henderson <rth@redhat.com>
1930 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1932 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1933 replace uses with Wtype_MAXp1_F.
1934 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1935 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1936 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1937 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1938 and HAVE_TFMODE as appropriate.
1939 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1940 (__floatdisf): Likewise.
1941 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1942 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1943 (Wtype_MAXp1_F): New.
1944 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1945 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1947 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1950 * arm.c (arm_apply_result_size): New function.
1951 * arm.h (APPLY_RESULT_SIZE): Define.
1952 * arm-protos.h (arm_apply_result_size): Add prototype.
1953 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1954 (movxf): New expand.
1955 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1956 (call_value_symbol): Remove predicate for operand 0.
1957 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1958 (untyped_call): Rework to correclty return values for any type.
1959 (untyped_return): New expand.
1960 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1962 2005-02-16 Stan Shebs <shebs@apple.com>
1964 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1965 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1967 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1969 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1970 configure settings on Solaris 7 and later.
1972 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1974 PR tree-optimization/19865
1975 * tree-optimize.c (init_tree_optimization_passes): Run
1976 pass_may_alias after pass_sra.
1978 2005-02-16 Richard Henderson <rth@redhat.com>
1979 Stuart Hastings <stuart@apple.com>
1982 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1983 Do nothing if debug info suppressed for this function.
1984 (dbxout_begin_function): Early exit if debug info suppressed for
1987 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1990 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1992 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1994 PR tree-optimization/19967
1995 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1996 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1997 argument TYPE. Adjust calls to fold_builtin_XXX.
1998 (expand_builtin, fold_builtin_1): Adjust calls to
2000 (fold_builtin_strchr, fold_builtin_strpbrk,
2001 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2002 result to a requested type TYPE.
2004 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2007 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2008 (T)x & (T)cst if (T)cst overflows.
2009 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2010 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2012 2005-02-15 Jeff Law <law@redhat.com>
2014 * gcse.c (blocks_with_calls): New bitmap.
2015 (alloc_gcse_mem): Allocate it.
2016 (free_gcse_mem): Free it.
2017 (clear_modifY_mem_tables): Clear it.
2018 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2019 when we encounter CALL_INSNs.
2020 (compute_transp, case MEM): Handle blocks with calls separate
2021 from blocks without calls. Use bitmap iterators rather than
2024 2005-02-15 Peter O'Gorman <peter@pogma.com>
2027 * mklibgcc.in (vis_hide): Use a temporary object file, not
2030 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2033 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2034 access optimization.
2036 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2037 Alan Modra <amodra@bigpond.net.au>
2040 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2041 (_xlqsub): Rename to __gcc_qsub.
2042 (_xlqmul): Rename to __gcc_qmul.
2043 (_xlqdiv): Rename to __gcc_qdiv.
2044 Provide versioned symbol aliases with old names.
2045 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2046 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2047 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2048 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2049 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2051 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2053 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2054 Fold ~(A - 1) and ~(A + -1) to -A.
2056 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2060 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2061 config/pa/pa-host.c:pa_gt_pch_use_address.
2063 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2065 * tree-vn.c (get_value_handle): Make sure that given an
2066 is_gimple_min_invariant expression, we always return it.
2068 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2070 * passes.c (rest_of_handle_gcse): Fix a comment.
2072 2005-02-15 Jeff Law <law@redhat.com>
2074 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2076 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2077 (canon_list_insert, record_last_mem_set_info): Similarly.
2078 (clear_modify_mem_tables): Similarly.
2080 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2082 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2083 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2084 config/mips/mips.md, config/rs6000/aix.h,
2085 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2087 2005-02-15 Richard Henderson <rth@redhat.com>
2089 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2090 call to be best_edge.
2092 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2094 * basic-block.h: Adjust the prototype for find_basic_blocks.
2095 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2096 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2099 * flow.c (recompute_reg_usage): Remove all arguments.
2100 * passes.c (rest_of_compilation): Adjust the call to
2101 recompute_reg_usage.
2102 * rtl.h: Adjust the prototype for recompute_reg_usage.
2104 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2106 * tree-dump.c (dump_files): Update to reflect new member
2108 (dump_register): Add new argument.
2110 (dump_switch_p_1): Check against glob name if doglob was passed.
2111 (dump_switch_p): Check against regular first, then glob if
2112 we didn't have any hits on the dump name.
2113 * tree-optimize.c (register_one_dump_file):
2114 Pass in glob name as well.
2115 * tree-pass.h (struct dump_file_info): Add glob
2118 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2120 PR preprocessor/16323
2121 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2123 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2126 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2127 (trunctfdf2_internal1): New.
2128 (trunctfdf2_internal2): Renamed from trunctfdf2.
2130 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2132 PR tree-optimization/19853
2133 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2135 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2137 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2138 delete_dead_jumptables and cleanup_cfg.
2140 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2142 * reload.c (find_reloads): Swap address_reloaded flags when
2143 swapping commutative operands.
2145 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2147 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2148 Use standard_iv_increment_position for computing the bsi position
2150 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2153 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2156 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2157 life range of hard registers.
2158 * value-prof.c (insn_prefetch_values_to_profile): Only
2161 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2162 profile in libcalls.
2164 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2166 * bitmap.h (bitmap_and_compl_into): Return bool.
2167 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2169 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2171 PR tree-optimization/19944
2172 * fold-const.c (fold): Re-add ABS_EXPR folding.
2174 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2177 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2178 {TARGET,MASK}_XL_COMPAT.
2179 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2181 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2182 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2184 (rs6000_arg_partial_bytes): Same.
2185 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2186 and XL compatibility enabled.
2187 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2188 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2189 test to final condition.
2190 (cmptf_internal2): New.
2191 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2192 xl-compat. Add TFmode information to description.
2194 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2196 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2198 2005-02-13 Jason Merrill <jason@redhat.com>
2201 * fold-const.c (fold_indirect_ref_1): Split out from...
2202 (build_fold_indirect_ref): Here.
2203 (fold_indirect_ref): New fn.
2204 * tree.h: Declare it.
2205 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2206 (gimplify_modify_expr_rhs): Likewise.
2207 (gimplify_expr): Likewise.
2209 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2211 PR tree-optimization/14303
2212 PR tree-optimization/15784
2213 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2214 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2215 ABS_EXPR<x> != 0 to x != 0.
2217 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2219 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2220 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2221 spelling conventions.
2223 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2224 delete_trivially_dead_insns too many times.
2226 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2229 2005-02-12 Ira Rosen <irar@il.ibm.com>
2231 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2232 (vect_is_simple_iv_evolution): Remove redundant parameter
2234 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2235 without last parameter.
2236 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2237 Return pointer step. Call vect_is_simple_iv_evolution without
2238 last parameter. Check only that the step is multiple of size
2239 type. Remove stmt_vinfo updates.
2240 (vect_get_memtag_and_dr): Remove.
2241 (vect_get_memtag): New function.
2242 (vect_address_analysis): New function.
2243 (vect_object_analysis): New function.
2244 (vect_analyze_data_refs): Call vect_object_analysis and
2245 vect_get_memtag. Update stmt_vinfo fields.
2247 2005-02-12 Ira Rosen <irar@il.ibm.com>
2249 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2250 exist and are objects. Remove checks for pointer.
2251 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2252 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2253 (vect_create_data_ref_ptr): Likewise.
2254 (vect_base_addr_differ_p): New function.
2255 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2256 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2257 Don't set the DR_BASE_NAME field of data-ref.
2258 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2260 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2262 * optabs.h (enum optab_index): Add new OTI_ldexp.
2263 (ldexp_optab): Define corresponding macro.
2264 * optabs.c (init_optabs): Initialize ldexp_optab.
2265 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2267 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2269 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2270 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2272 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2273 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2276 2005-02-12 Ira Rosen <irar@il.ibm.com>
2278 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2280 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2282 (vect_get_base_and_offset): Always return an address.
2283 (vect_create_addr_base_for_vector_ref): Remove treatment for
2284 different data reference types.
2285 (vect_compute_data_ref_alignment): Rename base to base_address in
2286 stmt_vec_info. Get the object in order to force its alignment.
2287 (vect_get_memtag_and_dr): Rename base to base_address in
2288 stmt_vec_info. Extract the object for memtag analysis.
2290 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2292 PR regression/19898.
2293 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2294 changes cc_status, use apply modified_in_p to part of cc_status
2295 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2298 2005-02-11 Richard Henderson <rth@redhat.com>
2300 * tree-complex.c (expand_complex_libcall): New.
2301 (expand_complex_multiplication): Use it for c99 compliance.
2302 (expand_complex_division): Likewise.
2303 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2305 * builtins.c (built_in_names): Remove const.
2306 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2308 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2309 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2310 (built_in_names): Remove const.
2311 * c-common.c (c_common_type_for_mode): Handle complex modes.
2312 * flags.h, toplev.c (flag_complex_method): Rename from
2313 flag_complex_divide_method.
2314 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2315 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2316 * libgcc2.h: Declare them.
2317 * libgcc-std.ver: Export them.
2318 * mklibgcc.in (lib2funcs): Build them.
2320 2005-02-11 Steven Bosscher <stevenb@suse.de>
2322 PR tree-optimization/19876
2323 Partially revert my change from 2005-01-14
2324 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2325 (compute_antic): ...and remove the loop here.
2327 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2330 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2331 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2333 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2334 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2336 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2338 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2339 offsets for the big-endian 32-bit case.
2341 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2343 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2345 2005-02-11 Dale Johannesen <dalej@apple.com>
2347 * cselib.c (cselib_process_insn): Clear out regs where
2348 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2349 * reload.c (find_equiv_reg): Ditto.
2351 2005-02-11 Ian Lance Taylor <ian@airs.com>
2353 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2356 * tree.c (build_function_type_list): Work correctly if there are
2359 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2361 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2362 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2363 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2364 TARGET_ZARCH instead of TARGET_64BIT.
2366 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2368 * config/rs6000/t-rtems:
2369 (MULTILIB_OPTIONS): Remove mcpu=602.
2370 (MUTLILIB_DIRNAMES): Remove m602.
2371 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2372 Let mcpu=602 match mcpu=603.
2373 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2375 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2377 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2380 2005-02-10 David Daney <ddaney@avtrex.com>
2382 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2383 * config/i386/linux-unwind.h: Likewise.
2384 * config/ia64/linux-unwind.h: Likewise.
2385 * config/mips/linux-unwind.h: Likewise.
2386 * config/pa/linux-unwind.h: Likewise.
2387 * config/rs6000/linux-unwind.h: Likewise.
2388 * config/s390/linux-unwind.h: Likewise.
2389 * config/sh/linux-unwind.h: Likewise.
2390 * config/sparc/linux-unwind.h: Likewise.
2392 2005-02-10 Steven Bosscher <stevenb@suse.de>
2394 PR tree-optimization/17549
2395 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2396 TER to replace a DEF with its expression if the DEF and the
2397 rhs of the expression we replace into have the same root
2400 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2402 * config/mips/mips.md: Fix the placement of the match_scratch in the
2405 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2407 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2410 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2412 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2413 (strip_offset): Handle addresses.
2414 (add_address_candidates): Use strip_offset.
2415 (difference_cost): Reflect strip_offset change.
2416 (force_var_cost, difference_cost): Strip nops.
2418 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2420 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2422 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2423 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2424 config/cris/cris-protos.h, config/cris/cris.c: Update
2427 2005-02-10 Jeff Law <law@redhat.com>
2429 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2430 (lookup_avail_expr): Similarly.
2432 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2434 * builtins.c (fold_builtin_powi): New function.
2435 (fold_builtin_1): Call it.
2437 2005-02-10 Steven Bosscher <stevenb@suse.de>
2439 PR documentation/19309
2440 * doc/cpp.texi: The __GNUC__ and related predefined macros
2441 are also defined for the "standalone" cpp.
2442 Some non-GCC compilers may also define __GNUC__.
2444 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2447 * c-typeck.c (common_type): New routine. Old common_type renamed
2449 (c_common_type): ...this.
2450 (build_conditional_expr, build_binary_op): Use c_common_type instead
2453 2005-02-10 Steven Bosscher <stevenb@suse.de>
2455 * doc/md.texi: Replace @samp{length} with @code{length}.
2457 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2459 PR tree-optimization/18687
2460 * tree-flow.h (find_loop_niter): Declare.
2461 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2462 Try using scev even for loops with more than one exit.
2463 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2464 (struct ivopts_data): Added niters field.
2465 (struct nfe_cache_elt): New.
2466 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2468 (tree_ssa_iv_optimize_init): Initialize niters cache.
2469 (determine_number_of_iterations): Removed.
2470 (find_induction_variables): Do not call determine_number_of_iterations.
2471 Access niters for single exit through niter_for_single_dom_exit.
2472 (add_iv_outer_candidates): Access niters for single exit through
2473 niter_for_single_dom_exit.
2474 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2475 number_of_iterations_cond.
2476 (iv_period): New function.
2477 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2478 (may_replace_final_value): Take data argument. Use
2479 niter_for_single_dom_exit.
2480 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2481 (rewrite_use_compare): Pass data to may_eliminate_iv.
2482 (rewrite_use_outer): Pass data to may_replace_final_value.
2483 (free_loop_data): Clean up the niters cache.
2484 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2485 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2486 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2487 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2488 (num_ending_zeros): Moved to tree.c.
2489 * tree.h (num_ending_zeros): Declare.
2490 * tree.c (num_ending_zeros): Moved from tree.c.
2492 2005-02-09 Richard Henderson <rth@redhat.com>
2494 * builtins.c (DEF_BUILTIN): Add COND argument.
2495 * tree.h (DEF_BUILTIN): Likewise.
2496 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2497 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2499 (DEF_BUILTIN_STUB): New.
2500 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2501 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2502 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2503 * c-common.c (DEF_BUILTIN): Add COND argument.
2504 * tree.c (local_define_builtin): New.
2505 (build_common_builtin_nodes): New.
2507 2005-02-09 Roger Sayle <roger@eyesopen.com>
2509 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2510 floating point expression ignoring the sign of the result.
2511 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2512 (fold) <MULT_EXPR>: Use it to simplify x*x.
2513 * tree.h (fold_strip_sign_ops): Prototype here.
2514 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2515 argument. Use fold_strip_sign_ops to simplify the first argument.
2516 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2517 first argument when the second argument is an even integer
2518 constant, but only with -funsafe_math_optimizations.
2519 (fold_builtin_1): Update call to fold_builtin_copysign.
2521 2005-02-09 Ian Lance Taylor <ian@airs.com>
2524 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2525 just check whether EH_FILTER_FAILURE falls through.
2527 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2529 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2530 insns return to ready list in the next turn.
2532 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2535 * builtins.def: New __builtin_powi[lf].
2536 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2537 (expand_builtin_powi): New function.
2538 (expand_builtin): Dispatch to expand_builtin_powi.
2539 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2540 * libgcc2.c: Add __builtin_powi[lf] implementation.
2541 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2542 * optabs.h: Add powi_optab.
2543 * optabs.c (init_optabs): Initialize powi_optab.
2544 * doc/extend.texi: Document __builtin_powi[lf].
2546 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2548 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2551 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2554 * fold-const.c (try_move_mult_to_index): Remove redundant
2555 type argument. Create ADDR_EXPR with correct type.
2556 (fold): Update callers of try_move_mult_to_index. Convert
2557 result to the appropriate type.
2559 2005-02-09 Roger Sayle <roger@eyesopen.com>
2562 * config/avr/avr.c (default_rtx_costs): Delete.
2563 (avr_operand_rtx_cost): New function.
2564 (avr_rtx_costs): Completely rewrite.
2566 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2569 * config/cris/cris.c (in_code): New variable.
2570 (cris_output_addr_const): Now a static function, a wrapper for
2572 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2573 case from old cris_output_addr_const.
2574 (cris_asm_output_label_ref): Similar for LABEL_REF.
2575 (cris_output_addr_const_extra): Similar for UNSPEC.
2576 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2577 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2578 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2580 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2581 (cris_asm_output_label_ref): Declare.
2583 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2585 PR preprocessor/19801
2586 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2587 filenames that changed when libcpp was moved to the toplevel.
2589 2005-02-07 Roger Sayle <roger@eyesopen.com>
2591 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2592 zero extensions of BImode operands. Call lowpart_subreg instead
2593 of gen_lowpart_common and gen_lowpart_SUBREG.
2595 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2598 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2599 * configure.ac: Set cc_for_cross_gnattools.
2600 * configure: Regenerate.
2602 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2605 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2607 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2610 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2611 of nested functions.
2613 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2615 * doc/extend.texi: Document deprecated extensions allowing
2616 static floating-point members to have initializers and allowing
2617 floating-point literals in integral constant expressions.
2619 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2621 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2622 config/darwin7.h, config/mips/mips.c,
2623 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2626 * cse.c: Update comments.
2628 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2631 * builtins.c (fold_builtin_sqrt): Transform
2632 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2635 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2636 Dorit Naishlos <dorit@il.ibm.com>
2638 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2639 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2640 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2642 * tree.h (vect_set_verbosity_level): New extern function declaration
2644 * tree-vectorizer.h (verbosity_levels): New enum type.
2645 * tree-vectorizer.c (vect_debug_stats): Function removed.
2646 (vect_debug_details): Likewise.
2647 (vect_verbosity_level): Global variable was defined and initialized.
2648 (vect_dump): Global variable definition.
2649 (vect_print_dump_info): New function.
2650 (vect_set_dump_settings): New function.
2651 (vect_set_verbosity_level): New function.
2652 (vectorize_loops): Add call to vect_set_dump_settings.
2654 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2655 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2656 (slpeel_tree_peel_loop_to_edge): Likewise.
2658 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2659 appropriate verbosity level instead of call to vect_debug_details
2660 or vect_debug_stats.
2661 (vect_get_base_and_offset):
2662 (vect_create_addr_base_for_vector_ref):
2663 (get_vectype_for_scalar_type):
2664 (vect_create_data_ref_ptr):
2666 (vect_get_vec_def_for_operand):
2667 (vect_finish_stmt_generation):
2668 (vectorizable_assignment):
2669 (vectorizable_operation):
2670 (vectorizable_store):
2671 (vectorizable_load):
2672 (vect_transform_stmt):
2673 (vect_update_ivs_after_vectorizer):
2674 (vect_do_peeling_for_loop_bound):
2675 (vect_update_inits_of_drs):
2676 (vect_do_peeling_for_alignment):
2677 (vect_transform_loop):
2678 (vect_is_simple_use):
2679 (vect_analyze_operations):
2680 (vect_is_simple_iv_evolution):
2681 (vect_analyze_scalar_cycles):
2682 (vect_analyze_data_ref_dependence):
2683 (vect_analyze_data_ref_dependences):
2684 (vect_compute_data_ref_alignment):
2685 (vect_enhance_data_refs_alignment):
2686 (vect_analyze_data_refs_alignment):
2687 (vect_analyze_data_ref_access):
2688 (vect_analyze_data_ref_accesses):
2689 (vect_analyze_pointer_ref_access):
2690 (vect_get_memtag_and_dr):
2691 (vect_analyze_data_refs):
2692 (vect_mark_relevant):
2693 (vect_stmt_relevant_p):
2694 (vect_mark_stmts_to_be_vectorized):
2695 (vect_can_advance_ivs_p):
2696 (vect_get_loop_niters):
2697 (vect_analyze_loop_form):
2698 (vect_analyze_loop):
2699 (vectorize_loops): Likewise.
2701 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2702 (vect_update_inits_of_drs):
2703 (vect_do_peeling_for_alignment):
2704 (vect_transform_loop):
2705 (vect_analyze_operations):
2706 (vect_analyze_scalar_cycles):
2707 (vect_analyze_data_ref_dependences):
2708 (vect_analyze_data_refs_alignment):
2709 (vect_analyze_data_ref_accesses):
2710 (vect_analyze_data_refs):
2711 (vect_mark_stmts_to_be_vectorized):
2712 (vect_get_loop_niters):
2713 (vect_analyze_loop_form):
2714 (vect_analyze_loop): Likewise.
2715 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2717 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2721 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2722 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2723 either -ffast-math or -funsafe-math-optimizations is in use.
2725 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2726 * config/mips/irix-csr.c: New file.
2727 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2728 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2729 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2732 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2734 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2735 redundant, incorrect definitions.
2737 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2739 ("*tls_indirect_call"): New, reference hard regs directly.
2740 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2742 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2744 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2745 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2747 2005-02-06 Roger Sayle <roger@eyesopen.com>
2749 PR rtl-optimization/19800
2750 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2751 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2754 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2756 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2758 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2761 * doc/invoke.texi: Correct documentation of -freorder-functions.
2763 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2766 * doc/invoke.texi: Don't mention gccbug.
2768 2005-02-06 Roger Sayle <roger@eyesopen.com>
2769 Andrew Pinski <pinskia@physics.uc.edu>
2770 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2772 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2773 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2774 into just (zero_extract:SI FOO (const_int 1) BAR).
2776 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2778 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2779 macro locally. Don't give last revision date. Use GCC version
2780 number from gcc-common.texi.
2781 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2782 revision date. Use GCC version number from gcc-common.texi.
2783 Describe being a library as current state rather than as 3.x
2785 * doc/gcc.texi: Remove last update date.
2786 * doc/gccint.texi: Likewise. Update copyright dates.
2787 * doc/install.texi: Update copyright dates.
2789 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2792 * doc/invoke.texi: Mention for each option included in -Wall that
2793 it is included in -Wall.
2794 * doc/gcc.texi: Update copyright and last modification date.
2796 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2798 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2799 unnecessary cast to original induction variable increments.
2801 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2803 PR tree-optimization/18219
2804 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2805 in distributed form.
2807 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2809 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2810 Set bitpos and offset later in the function. Do nothing if the
2811 target is a register and if the bitfield lies completely outside
2813 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2814 here. Return an uninitialised register if the source value is stored
2815 in a register and the bitfield lies completely outside that register.
2817 2005-02-06 Steven Bosscher <stevenb@suse.de>
2819 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2822 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2824 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2826 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2828 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2829 * config/darwin8.h: New.
2830 * config/darwin7.h: Update comment.
2832 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2833 Dorit Naishlos <dorit@il.ibm.com>
2835 * tree-vectorizer.h (LOC): New type.
2836 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2837 (loop_line_number): New field in struct _loop_vec_info.
2838 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2840 * tree-vectorizer.c (input.h): Included.
2841 (find_loop_location): New function.
2842 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2843 loop line number removed.
2844 (vect_debug_details): Likewise.
2845 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2847 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2848 call to vect_debug_details/stats changed from loop to loop_loc.
2849 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2850 (slpeel_tree_peel_loop_to_edge): Likewise.
2852 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2853 changed from NULL to UNKNOWN_LOC.
2854 (vect_get_base_and_offset):
2855 (vect_create_addr_base_for_vector_ref):
2856 (get_vectype_for_scalar_type):
2857 (vect_create_data_ref_ptr):
2859 (vect_get_vec_def_for_operand):
2860 (vect_finish_stmt_generation):
2861 (vectorizable_assignment):
2862 (vectorizable_operation):
2863 (vectorizable_store):
2864 (vectorizable_load):
2865 (vect_transform_stmt):
2866 (vect_update_ivs_after_vectorizer):
2867 (vect_do_peeling_for_loop_bound):
2868 (vect_do_peeling_for_alignment):
2869 (vect_transform_loop):
2870 (vect_is_simple_use):
2871 (vect_analyze_operations):
2872 (vect_is_simple_iv_evolution):
2873 (vect_analyze_scalar_cycles):
2874 (vect_analyze_data_ref_dependences):
2875 (vect_compute_data_ref_alignment):
2876 (vect_enhance_data_refs_alignment):
2877 (vect_analyze_data_ref_access):
2878 (vect_analyze_data_ref_accesses):
2879 (vect_analyze_pointer_ref_access):
2880 (vect_get_memtag_and_dr):
2881 (vect_analyze_data_refs):
2882 (vect_mark_relevant):
2883 (vect_stmt_relevant_p):
2884 (vect_mark_stmts_to_be_vectorized):
2885 (vect_can_advance_ivs_p):
2886 (vect_get_loop_niters):
2887 (vect_analyze_loop):
2888 (vectorize_loops): Likewise.
2890 (vectorizable_load): Argument in call to vect_debug_details/stats
2891 changed from loop to LOOP_LOC (loop_vinfo).
2892 (vect_transform_loop):
2893 (vect_analyze_operations):
2894 (vect_analyze_scalar_cycles):
2895 (vect_analyze_data_ref_dependence):
2896 (vect_enhance_data_refs_alignment):
2897 (vect_analyze_data_ref_accesses):
2898 (vect_analyze_pointer_ref_access):
2899 (vect_analyze_data_refs):
2900 (vect_analyze_loop): Likewise.
2902 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2903 changed from loop to loop_loc.
2905 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2907 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2908 Dorit Naishlos <dorit@il.ibm.com>
2910 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2912 (vect_analyze_data_ref_dependences): Likewise.
2914 (vect_is_simple_use): Argument changed from loop structure to
2915 loop_vect_info structure.
2916 (vect_can_advance_ivs_p): Likewise.
2917 (vect_create_index_for_vector_ref): Likewise.
2918 (vect_update_ivs_after_vectorizer): Likewise.
2919 (new_stmt_vec_info): Likewise.
2921 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2922 changed from loop to loop_vinfo.
2923 (vect_create_data_ref_ptr): First argument in call to
2924 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2925 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2926 was changed from loop to loop_vinfo.
2927 (vectorizable_operation): Likewise.
2928 (vectorizable_store): Likewise.
2929 (vect_mark_stmts_to_be_vectorized): Likewise.
2930 (vect_do_peeling_for_loop_bound): First argument in call to
2931 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2932 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2933 was changed from loop to loop_vinfo.
2934 (vect_analyze_data_ref_dependences): Third argument in call to
2935 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2937 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2938 (vect_create_data_ref_ptr): Likewise.
2939 (vect_init_vector): Likewise.
2940 (vect_get_vec_def_for_operand): Likewise.
2941 (vectorizable_assignment): Likewise.
2942 (vectorizable_operation): Likewise.
2943 (vectorizable_store): Likewise.
2944 (vectorizable_load): Likewise.
2945 (vect_update_ivs_after_vectorizer): Likewise.
2946 (vect_is_simple_use): Likewise.
2947 (vect_analyze_data_ref_dependence): Likewise.
2948 (vect_analyze_pointer_ref_access): Likewise.
2949 (vect_can_advance_ivs_p): Likewise.
2951 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2952 before _stmt_vec_info.
2953 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2954 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2955 (new_stmt_vec_info): Argument changed from loop structure to
2956 loop_vect_info structure
2958 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2959 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2960 (vect_create_addr_base_for_vector_ref): Likewise.
2961 (vect_analyze_pointer_ref_access): Likewise.
2963 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2966 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2967 phi flag if the phi is abnormal.
2969 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2972 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2973 information for the new statement.
2975 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2978 * gcc.c (main): Include the target in -v output.
2980 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2982 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2983 Do not drop the extend if we'd have to add a paradoxical subreg
2984 later. Include optabs.h and insn-codes.h.
2985 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2987 2005-02-02 Roger Sayle <roger@eyesopen.com>
2990 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2991 * fold-const.c (const_binop): Avoid constant folding floating
2992 point operations in modes that use composite representations.
2993 * simplify-rtx.c (simplify_binary_operation): Likewise.
2995 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2997 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2999 (altivec_dstt): Likewise.
3000 (altivec_dstst): Likewise.
3001 (altivec_dststt): Likewise.
3002 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3005 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3007 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3008 EXPR_LOCUS from orig_cond to the new cond_stmt.
3009 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3012 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3014 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3015 standard_iv_increment_position. Remove call to bsi_next
3016 (no need to bump the iterator anymore).
3017 (vect_create_index_for_vector_ref): Call
3018 standard_iv_increment_position. Remove second function argument.
3019 (vect_finish_stmt_generation): Remove call to bsi_next
3020 (no need to bump the iterator anymore).
3021 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3022 to vect_create_index_for_vector_ref.
3024 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3026 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3027 phis are used out of the loop.
3029 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3032 * c-decl.c (undef_nested_function): New variable.
3033 (pop_scope): Diagnose undefined nested functions.
3034 (finish_function): Don't attempt cgraph processing or genericizing
3035 if current top-level function contained an undefined nested
3036 function. Reset undef_nested_function at the end of a top-level
3039 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3041 * tree.c (build_int_cst_type): Take sign of the value into account
3042 when deciding whether sign extend the value.
3044 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3047 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3048 (cpp_options, cc1_options): Change %{std*&ansi} to
3049 %{std*&ansi&trigraphs}.
3051 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3053 * cse.c: Update comments.
3055 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3057 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3058 arguments go on the stack. Do not put complex doubles in odd/even
3061 2005-02-02 Steven Bosscher <stevenb@suse.de>
3063 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3064 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3065 -ftree-pre, and -fthread-jumps.
3067 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3069 PR tree-optimization/19578
3070 * tree-flow.h (modified_noreturn_calls): Declare.
3071 (noreturn_call_p): Declare.
3072 * tree-flow-inline.h (noreturn_call_p): New function.
3073 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3074 * tree-cfg.c (modified_noreturn_calls): New variable.
3075 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3076 that contain a mid-block noreturn call.
3077 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3079 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3081 * df.c (df_def_record_1, df_uses_record): Don't use
3083 * df.h (DF_FOR_REGALLOC): Remove.
3085 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3088 * c-typeck.c (really_start_incremental_init): Reset
3089 constructor_max_index for arrays of incomplete type.
3091 2005-02-02 Jeff Law <law@redhat.com>
3093 * gcse.c (struct reg_set): Store the block index where the register
3094 was set rather than the setting insn.
3095 (record_one_set, compute_transp): Corresponding changes.
3096 (pre_insert_copy_insn): Do not call replace_one_set.
3097 (replace_one_set): Remove.
3099 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3102 * doc/gcov.texi: Fix typo.
3104 2005-02-01 Richard Henderson <rth@redhat.com
3107 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3108 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3110 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3111 * config/i386/i386-protos.h: Update.
3113 2005-02-01 Steven Bosscher <stevenb@suse.de>
3115 PR tree-optimization/19217
3116 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3117 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3118 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3119 that it is walking a PHI node.
3121 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3123 * doc/extend.texi (Nested Functions): Update.
3125 2005-02-01 Richard Henderson <rth@redhat.com>
3128 * optabs.c (expand_copysign_absneg): Export.
3129 * optabs.h (expand_copysign_absneg): Declare.
3130 * config/rs6000/rs6000.md (copysigntf3): New.
3132 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3134 PR tree-optimization/19633
3135 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3136 * tree-ssa-alias.c (init_alias_info): Initialize.
3137 (merge_pointed_to_info): Set.
3138 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3139 (dump_points_to_info_for): Show value of pt_null.
3140 (struct count_ptr_d): Declare.
3141 (find_ptr_dereference): Remove.
3142 (ptr_is_dereferenced_by): Remove.
3143 (count_ptr_derefs): New local function.
3144 (count_uses_and_derefs): New local function.
3145 (compute_points_to_and_addr_escape): Call it. If the number
3146 of dereferences is greater than zero, mark the pointer as
3147 dereferenced. If there are fewer dereferences than uses of
3148 the pointer, the pointer's value escapes.
3150 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3152 PR tree-optimization/19670
3153 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3155 (verify_use): ... set it here, instead.
3157 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3159 * doc/sourcebuild.texi (Test directives): Fix formatting.
3161 * doc/sourcebuild.texi (Test directives): Describe selector
3164 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3166 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3167 specific 64-bit CPUs.
3169 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3172 * arm.c (arm_eliminable_register): New function.
3173 (adjacent_mem_locations): Don't allow eliminable registers. Use
3174 HOST_WIDE_INT for address offsets.
3175 * arm-protos.h (arm_eliminable_register): Add prototype.
3177 2005-02-01 Steven Bosscher <stevenb@suse.de>
3179 PR optimization/15242
3180 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3181 * basic-block.h (duplicate_computed_gotos): Add prototype.
3182 * bb-reorder.c (duplicate_computed_gotos): New function to
3183 duplicate sufficiently small blocks ending in a computed jump.
3184 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3185 if not optimizing for size.
3186 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3187 never do tail merging for blocks ending in a computed jump.
3188 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3190 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3192 Patch from Richard Sandiford <rsandifo@redhat.com>
3193 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3194 from inheriting a subreg equivalence with a non-spill register.
3196 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3198 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3200 * config/frv/frv.c (movcc_fp_destination_operand): New.
3201 (gpr_or_memory_operand): Fix typo in comment.
3202 (gpr_or_memory_operand_with_scratch): New.
3203 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3204 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3205 movcc_fp_destination_operand.
3206 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3207 Legitimize memory addresses using a scratch register.
3209 2005-01-31 Jeff Law <law@redhat.com>
3211 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3212 bitmap a sparse bitmap instead of a simple bitmap.
3213 (mark_def_sites_initialize_block): Corresponding changes.
3214 (ssa_mark_def_sites_initialize_block): Likewise.
3215 (ssa_mark_phi_uses): Likewise.
3216 (mark_def_site, ssa_mark_def_sites): Likewise.
3217 (mark_def_site_blocks): Likewise.
3218 (rewrite_ssa_into_ssa): Likewise.
3220 * tree-ssa-dom.c (record_cond): Pass correct variable type
3221 for last argument to htab_find_slot_with_hash.
3223 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3224 effects when optimizing 0 % X. Do not try to optimize X % 0.
3226 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3228 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3231 2005-02-01 Eric Christopher <echristo@redhat.com>
3233 * config/mips/mips.c (override_options): Warn if -mint64
3235 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3238 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3240 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3242 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3243 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3244 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3245 (cached_regno): Initialize to INVALID_REGNUM.
3246 (cse_reg_info_table_size,
3247 cse_reg_info_table_first_uninitialized,
3248 cse_reg_info_timestamp): New.
3249 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3251 (init_cse_reg_info, get_cse_reg_info_1): New.
3252 (get_cse_reg_info): Cache the last look-up.
3253 (new_basic_block): Update the code to clear mappings from
3254 registers to cse_reg_info entries.
3255 (cse_main): Call init_cse_reg_info.
3257 * cse.c (get_cse_reg_info): Update a comment.
3259 2005-01-31 Steven Bosscher <stevenb@suse.de>
3262 * c-decl.c (start_decl): Do not warn about arrays of elements with
3263 an incomplete type here.
3264 (grokdeclarator): Do it here by making a pedwarn an error.
3265 * c-typeck.c (push_init_level): If there were previous errors with
3266 the constructor type, do not warn about braces for initializers.
3267 (process_init_element): Likewise for excess initializer elements.
3269 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3271 * cse.c (delete_trivially_dead_insn): Don't iterate.
3273 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3275 * config/rs6000/rs6000.md (copysignsf3): New expand.
3276 (copysigndf3): Likewise.
3278 2005-01-31 Steven Bosscher <stevenb@suse.de>
3280 * recog.c (constrain_operands): Only look for earlyclobber operand
3281 conflicts if an '&' constraint was seen.
3283 2005-01-31 Marc Espie <espie@openbsd.org>
3285 * config.gcc: Don't include embedded systems fragment, switches default
3286 debugging format to ELF.
3287 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3288 longer pick it up there.
3290 2005-01-31 Dale Johannesen <dalej@apple.com>
3292 * doc/extend.texi (nested functions): Fix linkage description.
3293 Clarify that static is not allowed.
3295 2005-01-31 Dale Johannesen <dalej@apple.com>
3297 * config/rs6000/darwin.md (movsf_low_di): Make work.
3298 (movdf_low_di): Make work.
3300 2005-01-31 Dale Johannesen <dalej@apple.com>
3302 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3303 Make work for 64 bit.
3305 2005-01-31 Roger Sayle <roger@eyesopen.com>
3306 Dale Johannesen <dalej@apple.com>
3309 * fold-const.c (fold_binary_op_with_conditional_arg):
3310 Make types match original operands, before STRIP_NOPS.
3312 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3314 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3315 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3316 (struct gcc_sigcontext): Delete. Merge contents to..
3317 (struct gcc_ucontext): ..here.
3318 (get_sigcontext): Delete.
3319 (get_regs): New function, like get_sigcontext but return regs ptr.
3320 64-bit version finds regs from r1 to support vdso.
3321 (ppc_linux_aux_vector): New function.
3322 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3325 2005-01-31 Ira Rosen <irar@il.ibm.com>
3327 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3329 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3330 redundant fold. Fix misalignment for MINUS_EXPR.
3331 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3332 (vect_analyze_pointer_ref_access): Likewise.
3333 (vect_get_memtag_and_dr): Likewise.
3335 2005-01-31 Richard Henderson <rth@redhat.com>
3337 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3338 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3339 absnegdf2_i387, absnegxf2_i387): Likewise.
3341 2005-01-31 Richard Henderson <rth@redhat.com>
3344 * optabs.c (expand_copysign_absneg): New.
3345 (expand_copysign_bit): Split out from ...
3346 (expand_copysign): ... here. Use expand_copysign_absneg.
3348 2005-01-30 Roger Sayle <roger@eyesopen.com>
3351 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3352 constant as the second operand and a register as the third.
3354 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3357 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3358 that dllimport'd functions do not use all call-clobbered registers
3361 2005-01-30 Richard Henderson <rth@redhat.com>
3364 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3365 expand_abs_nojump and generalize. Use operand_subword and
3366 emit_no_conflict_block. Support large modes.
3367 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3369 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3370 negation to subtraction.
3371 (expand_copysign): Check that the format has signed zeros.
3372 Use operand_subword and emit_no_conflict_block. Support large modes.
3374 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3376 Fix PR tree-optimization/19624
3378 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3379 * tree-ssa-pre.c: Add cfgloop.h.
3381 (pre_stats): New member, constified.
3382 (inserted_exprs): New static variable.
3383 (NECESSARY): New macro.
3384 (create_expression_by_pieces): Fold the expression, and
3385 mark it as defaulting to not necessary. Also put in
3387 (fully_constant_expression): New function.
3388 (insert_into_preds_of_block): Modify to not insert phis when we
3389 are playing with induction variables.
3390 Push phis onto the inserted_exprs vector, and mark them as not
3391 necessary by default.
3392 (insert_aux): Call fully_constant_expression on eprime.
3393 If all edges produce the same value, mark it constant.
3394 (mark_operand_necessary): New function.
3395 (remove_dead_inserted_code): New function.
3396 (init_pre): Init loop optimizer to get loop info.
3397 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3398 (execute_pre): Commit edge inserts, then remove dead code.
3400 2005-01-30 Richard Henderson <rth@redhat.com>
3402 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3403 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3405 2005-01-30 Richard Henderson <rth@redhat.com>
3408 * config/i386/i386.c (ix86_expand_copysign): New.
3409 (ix86_split_copysign_const): New.
3410 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3411 rearrange op1/nmask operands.
3412 * config/i386/i386-protos.h: Update.
3413 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3414 (copysigndf3): Likewise.
3415 (copysignsf3_const, copysigndf3_const): New.
3416 (copysignsf3_var): Rename from copysignsf3, split out splitter
3417 and fix split predicate for X constraint.
3418 (copysigndf3_var): Similarly.
3420 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3422 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3423 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3424 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3426 2005-01-29 Richard Henderson <rth@redhat.com>
3429 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3430 of # and * in constraints.
3432 2005-01-29 Richard Henderson <rth@redhat.com>
3435 * expr.c (store_field): Don't strip sub-mode cast when the input
3436 data is even smaller.
3438 2005-01-29 Richard Henderson <rth@redhat.com>
3441 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3444 2005-01-29 Richard Henderson <rth@redhat.com>
3446 * combine.c (make_field_assignment): Fix argument order
3449 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3451 PR tree-optimization/15791
3452 * fold-const.c (extract_array_ref): New function.
3453 (fold): Fold comparisons between &a[i] and &a[j] or
3454 semantically equivalent trees.
3456 2005-01-29 Jeff Law <law@redhat.com>
3458 * gcse.c (insert_expr_in_table): Revamp handling of available
3459 and anticipatable occurrence lists to avoid unnecessary list
3461 (insert_set_in_table): Similarly.
3463 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3465 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3467 (c_build_qualified_type): Build qualified array types with
3468 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3469 * c-decl.c (c_make_fname_decl): Build unqualified array type
3470 before qualified type.
3471 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3472 type is qualified, not just if type itself is. Don't apply
3473 qualifiers to array type when declarator is processed. Apply
3474 qualifiers to field type whether or not it is an array type.
3475 Don't handle array types specially for applying qualifiers to
3477 * c-typeck.c (composite_type): Build unqualified element type and
3478 array type when forming composite of array types.
3479 (common_pointer_type, comptypes, comp_target_types,
3480 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3481 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3483 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3484 (args2) in variables a1 and a2.
3486 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3488 * cse.c (n_elements_made, max_elements_made): Remove.
3489 (insert): Don't touch n_elements_made.
3490 (cse_main): Don't touch n_elements_made or max_elements_made.
3492 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3495 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3496 configuration part of dp-bit.c to be lost.
3498 2005-01-28 Roger Sayle <roger@eyesopen.com>
3500 * expmed.c (expand_mult_highpart_optab): When attempting to use
3501 a non-widening multiplication in a wider mode, the operands need
3502 to be converted (zero or sign extended) to that mode.
3504 2005-01-28 Ian Lance Taylor <ian@airs.com>
3508 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3509 through if both operands fall through.
3511 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3513 * cse.c (fold_rtx) <PC>: Don't optimize.
3515 2005-01-28 Jeff Law <law@redhat.com>
3517 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3518 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3520 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3522 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3523 cse_reg_info_used_list_end): Remove.
3524 (cse_reg_info_list, cse_reg_info_list_free): New.
3525 (get_cse_reg_info): When allocating an instance of
3526 cse_reg_info, add it to the beginning of the cse_reg_info_list
3527 list. Remove code to maintain cse_reg_info_used_list.
3528 (new_basic_block): Reset the free list to the beginning of
3531 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3533 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3534 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3535 (frv_expand_mdpackh_builtin): New function.
3536 (frv_expand_builtin): Use it to expand __MDPACKH.
3537 * doc/extend.texi (__MDPACKH): Update documentation.
3539 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3541 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3542 SSE_FLOAT_MODE_P for use_sse computation.
3544 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3547 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3549 2005-01-27 Richard Henderson <rth@redhat.com>
3551 * builtins.c (expand_builtin_copysign): New.
3552 (expand_builtin): Call it.
3553 * genopinit.c (optabs): Add copysign_optab.
3554 * optabs.c (init_optabs): Initialize it.
3555 (expand_copysign): New.
3556 * optabs.h (OTI_copysign, copysign_optab): New.
3557 (expand_copysign): Declare.
3559 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3560 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3562 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3563 (ix86_expand_fp_absneg_operator): ... here.
3564 (ix86_split_copysign): New.
3565 * config/i386/i386-protos.h: Update.
3566 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3567 (copysignsf3, copysigndf3): New.
3569 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3570 (copysignsf3, ncopysignsf3): New.
3571 (copysigndf3, ncopysigndf3): New.
3572 (copysignxf3, ncopysignxf3): New.
3573 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3575 2005-01-27 Arend Bayer <arend.bayer@web.de>
3576 Kazu Hirata <kazu@cs.umass.edu>
3578 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3579 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3580 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3583 2005-01-27 Jeff Law <law@redhat.com>
3585 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3586 definitions of SSA_NAMEs which are not being rewritten.
3587 (rewrite_ssa_into_ssa): Only initialize the current definition
3588 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3589 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3590 SSA_NAMEs before returning.
3592 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3594 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3595 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3596 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3597 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3598 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3600 2005-01-27 Steven Bosscher <stevenb@suse.de>
3603 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3604 higher to -O2 and higher. Likewise for tree PRE.
3605 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3608 2005-01-27 Ian Lance Taylor <ian@airs.com>
3611 * gimple-low.c (try_catch_may_fallthru): New static function.
3612 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3613 * tree-inline.c (expand_call_inline): Don't warn about reaching
3614 the end of a non-void function being inlined if the function uses
3617 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3619 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3622 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3623 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3624 (implicitly_declare): Handle error_mark_node.
3626 2005-01-27 Richard Henderson <rth@redhat.com>
3629 * tree.h (struct tree_decl): Add debug_expr_is_from.
3630 (DECL_DEBUG_EXPR_IS_FROM): New.
3631 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3632 * dwarf2out.c (dwarf2out_var_location): Update to match.
3633 * tree-outof-ssa.c (create_temp): Likewise.
3634 * var-tracking.c (track_expr_p): Likewise.
3635 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3636 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3637 * toplev.c (default_tree_printer): Likewise.
3639 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3641 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3642 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3644 2005-01-27 Steven Bosscher <stevenb@suse.de>
3646 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3647 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3648 ASM_CLOBBERS): Add tree checks.
3650 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3651 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3652 * c-common.def (SWITCH_STMT): Update to match.
3653 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3654 macros instead of SWITCH_EXPR ones.
3655 * c-dump.c (c_dump_tree): Likewise.
3656 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3657 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3659 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3661 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3663 * unwind-dw2.c (execute_stack_op): Add missing cases for
3664 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3666 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3668 * config.gcc (Obsolete configurations): Remove 'dummy', add
3669 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3672 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3674 PR tree-optimization/19633
3675 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3677 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3678 are no call-clobbered variables.
3679 * tree-outof-ssa.c (check_replaceable): Return false for calls
3682 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3684 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3685 even for variables with NULL DECL_INITIAL.
3687 2005-01-26 Stuart Hastings <stuart@apple.com>
3689 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3691 2005-01-26 Richard Henderson <rth@redhat.com>
3694 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3696 * expr.c (store_field): Strip conversions to odd-bit-sized types
3697 if the destination field width matches.
3699 2005-01-26 Richard Henderson <rth@redhat.com>
3701 * c-decl.c, expmed.c, expr.c: Revert last change.
3703 2005-01-26 Richard Henderson <rth@redhat.com>
3706 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3708 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3709 if we don't need the bits above those present in the current mode.
3710 * expr.c (store_field): Strip conversions to odd-bit-sized types
3711 if the destination field width matches.
3713 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3715 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3716 either -ffast-math or -funsafe-math-optimizations is in use.
3718 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3722 * config/avr/avr.c (notice_update_cc): Only set condition code for
3723 ashrqi3 if shift count > 0.
3724 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3725 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3726 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3727 count <= 0 as a no-op, and shift count >= width by copying zero
3728 or sign bit to all bits of the result.
3729 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3730 count, with attribute "length" set to 0 and "cc" set to "none".
3732 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3734 * doc/invoke.texi: Document -mTLS.
3736 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3737 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3738 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3739 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3740 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3741 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3742 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3743 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3745 * configure.ac: Check for a TLS capable gas.
3747 * configure: Regenerate.
3749 2005-01-26 Richard Henderson <rth@redhat.com>
3752 * combine.c (make_field_assignment): Simplify store to zero_extract
3753 from a source with an overlapping mask.
3755 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3757 2004-11-11 Eric Christopher <echristo@redhat.com>
3759 * config/frv/frv.md: Add fr400_integer automaton. Don't
3760 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3763 2005-01-26 Steven Bosscher <stevenb@suse.de>
3766 * cfgbuild.c (make_edges): Do not clear or set
3767 current_function_has_computed_jump.
3768 * function.h (struct function): Remove the has_computed_jump field.
3769 (current_function_has_computed_jump): Do not define.
3770 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3771 in a computed jump. Ignore current_function_has_computed_jump.
3773 2005-01-26 Richard Henderson <rth@redhat.com>
3776 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3777 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3779 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3780 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3781 objects into static storage if they have more than one non-zero value.
3782 * tree.h (categorize_ctor_elements): Update decl.
3784 2005-01-26 Steven Bosscher <stevenb@suse.de>
3787 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3788 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3789 to this function from 2004-07-10.
3790 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3791 the current function for tail call optimizations if the address
3792 of one of it its arguments is taken.
3794 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3796 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3798 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3800 * function.c (expand_function_end): If current_function_calls_alloca,
3801 emit stack restore in a place that is reached when the function falls
3804 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3806 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3807 rule to avoid matching inappropriate suffix rule.
3809 2005-01-26 Jan Hubicka <jh@suse.cz>
3811 PR tree-optimization/19241
3812 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3814 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3816 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3817 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3819 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3820 <sim*>: Always use crt1.o, regardless of N in simN.
3821 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3822 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3823 (CRT_CALL_STATIC_FUNCTION): Remove.
3824 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3825 use crt1.o, regardless of N in simN.
3826 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3827 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3828 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3829 case isystem setting.
3830 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3832 2005-01-25 Ian Lance Taylor <ian@airs.com>
3834 * gimple-low.c (block_may_fallthru): Correct handling of
3835 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3837 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3839 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3840 handlers to match indentation; nested under the mtune=* handler.
3841 Similar for mcpu= and march=.
3843 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3845 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3846 * config/mips/linux64.h (LIB_SPEC): Likewise.
3847 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3848 * config/sh/linux.h (LIB_SPEC): Likewise.
3850 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3852 * config/frv/frv.c (frv_legitimize_tls_address): New.
3853 (TARGET_HAVE_TLS): Define.
3854 (FRV_SYMBOL_REF_TLS_P): Define.
3855 (frv_override_options): Handle new register classes.
3856 (frv_legitimate_address_p): Reject tls addresses.
3857 (frv_legitimize_address): Handle TLS addresses.
3858 (gen_inlined_tls_plt): New.
3860 (frv_legitimize_tls_address): New.
3861 (unspec_got_name): Add TLS entries.
3862 (got12_operand): Add R_FRV_TLSMOFF12 case.
3863 (frv_emit_move): Fixup TLS addresses.
3864 (frv_emit_movsi): Legitimize TLS addresses.
3866 * config/frv/frv.h (MASK_BIG_TLS): New.
3867 (TARGET_BIG_TLS): New.
3868 (HAVE_AS_TLS): Define.
3869 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3870 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3871 (REG_CLASS_NAMES): Same.
3872 (REG_CLASS_CONTENTS): Same.
3873 (CONSTRAINT_LEN): New.
3874 (REG_CLASS_FROM_CONSTRAINT): New.
3875 (PREDICATE_CODES): Add symbolic_operand.
3877 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3878 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3879 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3880 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3881 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3882 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3883 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3884 GR9_REG, GR14_REG, LRREG.
3885 (type): Add load_or_call attribute.
3886 ("load_or_call"): New reservation.
3887 ("call_gettlsoff"): New.
3888 ("tls_indirect_call"): New.
3889 ("tls_load_gottlsoff12"): New.
3890 ("tlsoff_hilo"): New.
3891 ("tls_tlsdesc_ldd"): New.
3892 ("tls_tlsoff_ld"): New.
3895 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3897 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3899 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3900 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3901 * config/frv/frv.c (TLS_BIAS): Define.
3902 (frv_output_dwarf_dtprel): New.
3904 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3906 PR rtl-optimization/19579
3907 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3908 both A and B, see if they don't clobber registers the other expr uses.
3910 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3912 * real.c (do_add): Initialize signalling and canonical members.
3914 * real.c (real_from_integer): Zero out destination.
3916 2005-01-18 Jan Hubicka <jh@suse.cz>
3918 PR tree-optimize/19337
3919 * tree-inline.c (initialize_inlined_parameters): Copy
3920 saved_static_chain_decl only.
3922 2005-01-25 Richard Henderson <rth@redhat.com>
3926 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3927 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3928 80387 enabled, to return a proper subclass. Return the subset that
3929 overlaps with GENERAL_REGS for PLUS.
3930 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3932 2005-01-25 Richard Henderson <rth@redhat.com>
3935 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3937 2005-01-25 Roger Sayle <roger@eyesopen.com>
3939 * expmed.c (choose_multiplier): Change interface to return the
3940 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3941 (expand_divmod): Update calls to choose_multiplier.
3943 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3946 * expmed.c (extract_bit_field): Use adjust_address instead of
3947 gen_lowpart when op0 is a MEM.
3949 2005-01-24 Steven Bosscher <stevenb@suse.de>
3951 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3953 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3955 * config/mips/irix-csr.c: New file.
3956 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3957 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3958 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3961 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3964 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3965 sparc/elf.h, add sparc/sp-elf.h.
3966 (sparc-*-rtems*): Likewise.
3967 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3968 tm-dwarf2.h, add sparc/sp-elf.h.
3969 (sparc86x-*-elf): Likewise.
3970 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3971 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3972 TARGET_OS_CPP_BUILTINS.
3973 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3974 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3976 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3977 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3978 (SWITCH_TAKES_ARG): Likewise.
3979 (LOCAL_LABEL_PREFIX): Likewise.
3980 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3981 (TARGET_N_FORMAT_TYPES): Delete.
3982 (TARGET_FORMAT_TYPES): Likewise.
3983 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3984 * config/sparc/elf.h: Delete.
3985 * config/sparc/sp-elf.h: New file.
3987 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3989 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3990 * tree-flow.h: Remove the corresponding prototype.
3991 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3992 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3994 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3997 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3998 for AIX ABI or ELF -fPIC.
3999 (rs6000_emit_load_toc_table): Don't create toc_section here.
4000 (rs6000_xcoff_file_start): Nor here.
4002 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4004 * sh.c (ra.h): Don't #include.
4005 (hard_regs_intersect_p): New function, resurrected from ra.c.
4007 * sh.c: Fix 1996 Copyright.
4009 2005-01-24 Richard Henderson <rth@redhat.com>
4010 Aldy Hernandez <aldyh@redhat.com>
4012 * regrename.c (note_sets): Handle subregs.
4014 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4017 * genconditions.c (write_header, write_conditions): Elide file if
4020 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4022 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4023 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4026 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4028 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4029 expand_builtin_printf, expand_builtin_fprintf,
4030 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4031 checking against POINTER_TYPE.
4032 (validate_arglist): Handle POINTER_TYPE code by checking
4035 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4037 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4039 (for_each_rtx): Call for_each_rtx_1.
4040 * rtl.h (init_rtlanal): Declare.
4041 * toplev.c (backend_init): Call init_rtlanal.
4043 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4045 * flow.c (propagate_one_insn): Formatting.
4048 * flow.c (libcall_dead_p): Be more conservative if unsure.
4049 If there are any instructions between insn and call, see if they are
4050 all dead before saying the libcall is dead.
4052 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4054 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4055 operand constraint for operand 0.
4057 2005-01-23 Richard Henderson <rth@redhat.com>
4060 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4061 edges leading to join block.
4063 2005-01-23 Roger Sayle <roger@eyesopen.com>
4065 * expmed.c (expand_mult_highpart): Make static. Change type of
4066 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4067 (expand_divmod): Updates calls to expand_mult_highpart by using
4068 gen_int_mode to pass a CONST_INT rtx.
4069 * rtl.h (expand_mult_highpart): Remove prototype.
4071 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4073 * flow.c (regset_bytes, regset_size): Remove.
4075 * cfganal.c: Fix a reference to Harvey's paper.
4077 2005-01-23 Steven Bosscher <stevenb@suse.de>
4079 PR rtl-optimization/19464
4080 * tree-optimize.c (init_tree_optimization_passes): Add one more
4081 copyrename pass just before out-of-ssa.
4083 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4086 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4087 * ggc-none.c (ggc_free): Define.
4089 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4091 * cse.c (max_reg, max_insn_uid): Remove.
4092 (cse_main): Don't access max_reg or max_insn_uid.
4094 * c-common.c (explicit_flag_signed_bitfields,
4095 lang_statement_code_p, lang_expand_function_end): Remove.
4096 * c-common.h: Remove the corresponding declarations.
4097 * c-opts.c (c_common_handle_option): Remove all write access
4098 to explicit_flag_signed_bitfields.
4100 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4101 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4102 * cgraph.h: Remove the corresponding declaration.
4104 * gcse.c (null_pointer_info): Remove.
4106 2005-01-23 Roger Sayle <roger@eyesopen.com>
4107 Eric Botcazou <ebotcazou@libertysurf.fr>
4109 * combine.c (simplify_logical): Only simplify logical expressions
4110 of the form ior(and(x,y),z) by the inverse distributive law if the
4111 result is cheaper than the original.
4113 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4115 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4116 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4117 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4118 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4119 config/freebsd-spec.h, config/arm/arm.h,
4120 config/h8300/h8300.md, config/i386/i386.md,
4121 config/i386/predicates.md, config/i386/sse.md,
4122 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4123 config/vax/vax.md: Fix comment typos. Follow spelling
4126 2005-01-23 Steven Bosscher <stevenb@suse.de>
4128 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4129 tests, instead of `less than'.
4131 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4133 * function.c (assign_parm_setup_block): When creating a new stack slot
4134 for a parameter, get its alignment from the parameter's DECL_ALIGN
4135 rather than the type's TYPE_ALIGN. Make sure that the parameter
4136 is at least word aligned.
4138 2005-01-22 Roger Sayle <roger@eyesopen.com>
4141 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4143 2005-01-22 Richard Henderson <rth@redhat.com>
4146 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4147 in both compare operands.
4148 (movdfcc_1_sse_max): Likewise.
4149 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4150 (movdfcc_1_sse): Likewise.
4151 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4152 scratch register as needed.
4154 2005-01-22 Richard Henderson <rth@redhat.com>
4156 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4158 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4160 2005-01-22 Richard Henderson <rth@redhat.com>
4162 * genopinit.c (optabs): Use smin/smax for floating point too.
4163 * doc/md.texi: Update to match. Clarify that floating point
4164 results are undefined for +0/-0 and NaN.
4165 * doc/rtl.texi: Likewise.
4166 * rtl.def (SMIN, SMAX): Likewise
4167 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4169 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4170 leading 's' to the name.
4171 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4172 smaxxf3, sminxf3): Likewise.
4173 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4176 2005-01-22 Paul Brook <paul@codesourcery.com>
4178 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4180 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4182 * config/s390/s390.c (struct processor_costs): New fields
4183 dlgr, dlr, dr, dsgfr, dsgr.
4184 (z900_cost, z990_cost): Values for new fields.
4185 (s390_rtx_costs): New cases MEM und COMPARE in switch
4186 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4187 DIV, MOD, UDIV, UMOD.
4189 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4191 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4192 into the register being decremented.
4193 ("doloop_si31", "doloop_di"): Likewise.
4194 ("*doloop_si_long"): Adapt pattern.
4196 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4198 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4200 (CLASS_MAX_NREGS): Likewise.
4202 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4204 * doc/tree-ssa.texi (Statement Operands): Add example for new
4205 must-def macro. Note deprecation of old operands interface.
4207 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4209 PR tree-optimization/19484
4210 * tree-cfg.c (remove_fallthru_edge): New function.
4211 (cleanup_control_flow): Remove fallthru edges from calls that are
4212 now known not to return.
4214 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4216 Fix PR tree-optimization/19038
4217 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4218 copies with loop variant ones.
4220 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4222 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4223 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4224 config/alpha/alpha.md, config/alpha/predicates.md,
4225 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4226 config/sparc/sol2.h: Update copyright.
4228 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4229 first label to see if it is a nonlocal label.
4231 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4232 Andrew Pinski <pinskia@physics.uc.edu>
4235 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4236 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4238 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4240 * config/rs6000/rtems.h: Update copyright.
4242 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4245 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4246 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4247 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4249 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4252 * c-typeck.c (convert_arguments): Check for error_mark_node.
4254 2005-01-21 Ian Lance Taylor <ian@airs.com>
4256 PR tree-optimization/13000
4257 * tree-inline.c: Include "tree-flow.h".
4258 (expand_call_inline): If warn_return_type, warn if non-void inline
4259 function falls through.
4260 * tree-cfg.c (execute_warn_function_return): Don't warn about
4261 control reaching end if TREE_NO_WARNING is set. Set
4263 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4265 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4266 branch if we don't need one.
4267 * c-typeck.c: Include "tree-flow.h"
4268 (c_finish_bc_stmt): Don't add a goto if the current statement
4269 list doesn't fall through to the current point.
4271 2005-01-21 Roger Sayle <roger@eyesopen.com>
4273 PR rtl-optimization/576
4274 * real.c (real_arithmetic): Change return type from void to bool
4275 to return an indication that the result may be inexact.
4276 * real.h (real_arithmeric): Update prototype.
4277 * fold-const.c (const_binop): Don't constant fold floating
4278 point expressions when the user specifies -frounding-math and
4279 the result may depend upon the run-time rounding mode.
4280 (fold_convert_const_real_from_real): Clean-up.
4281 (fold_initializer): Ignore flag_rounding_math for initializers.
4282 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4283 constant fold FP operations with flag_rounding_math if the
4284 result may depend upon the run-time rounding mode.
4286 2005-01-21 Tom Tromey <tromey@redhat.com>
4288 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4290 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4292 * tree-cfg.c: Fix comment typos.
4294 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4296 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4297 around the call to rest_of_handle_branch_target_load_optimize.
4299 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4301 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4302 (sparc64-*-openbsd*): Likewise.
4303 (sparclite-*-elf*): Include tm-dwarf2.h.
4304 (sparc86x-*-elf*): Likewise.
4305 (sparc64-*-elf*): Likewise.
4306 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4307 (DBX_DEBUGGING_INFO): Likewise.
4308 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4309 (PREFERRED_DEBUGGING_TYPE): Likewise.
4310 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4311 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4312 (PREFERRED_DEBUGGING_TYPE): Likewise.
4313 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4314 (PREFERRED_DEBUGGING_TYPE): Likewise.
4315 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4317 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4320 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4322 2005-01-20 Paul Brook <paul@codesourcery.com>
4324 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4326 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4328 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4329 label is first in a sequence of labels.
4331 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4333 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4334 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4336 * doc/sourcebuild.texi (Test Directives): New.
4338 2005-01-20 Roger Sayle <roger@eyesopen.com>
4340 * real.c (real_floor): Don't leave the result uninitialized when
4341 mode is VOIDMode, but return the unrounded intermediate value.
4342 (real_ceil): Likewise.
4344 2005-01-20 Paul Brook <paul@codesourcery.com>
4346 * config/arm/arm.md (insv): Use gen_int_mode.
4348 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4350 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4351 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4352 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4353 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4354 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4356 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4359 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4360 fbreg, so we have to assume we can't.
4361 (loc_descriptor_from_tree_1): Ditto.
4362 (containing_function_has_frame_base): New function.
4363 (add_location_or_const_value_attribute): Use it.
4364 Also try to generate a frame_base from a single element location
4367 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4369 PR tree-optimization/15349
4370 * timevar.def (TV_TREE_MERGE_PHI): New.
4371 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4373 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4374 calls to tree_forwarder_block_p.
4375 (remove_forwarder_block_with_phi, merge_phi_nodes,
4376 gate_merge_phi, pass_merge_phi): New.
4377 * tree-optimize.c (init_tree_optimization_passes): Add
4379 * tree-pass.h: Add an extern for pass_merge_phi;
4381 2005-01-20 Richard Henderson <rth@redhat.com>
4384 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4385 (_mm_castps_pd, _mm_castps_si128): New.
4386 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4388 2005-01-20 Richard Henderson <rth@redhat.com>
4391 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4392 __builtin_ia32_vec_init_v2si.
4393 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4394 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4395 (ix86_init_mmx_sse_builtins): Create it.
4396 (ix86_expand_builtin): Expand it.
4397 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4398 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4399 (vec_extractv2si_0, vec_extractv2si_1): New.
4401 2005-01-20 Richard Henderson <rth@redhat.com>
4404 * config/i386/i386.c (ix86_expand_push): New.
4405 * config/i386/mmx.md (push<MMXMODE>1): New.
4406 * config/i386/sse.md (push<SSEMODE>1): New.
4407 * config/i386/i386-protos.h: Update.
4409 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4411 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4414 2005-01-20 Richard Henderson <rth@redhat.com>
4416 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4417 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4419 2005-01-19 Richard Henderson <rth@redhat.com>
4422 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4423 to V4SFmode in SSE1 fallback load path.
4425 2005-01-19 Richard Henderson <rth@redhat.com>
4427 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4428 in QImode expansion to ix86_expand_vector_set.
4429 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4431 2005-01-19 Richard Henderson <rth@redhat.com>
4434 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4435 subclass of the input class.
4436 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4437 Always true for cross-SSE1 classes. Rationalize conditionals.
4438 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4439 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4440 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4441 (movdi_2): Add MMX/SSE zeros.
4442 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4443 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4444 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4445 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4446 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4447 (zero_extendsidi2_rex64_1): Remove.
4448 (MOV0 peephole): Check GENERAL_REG_P.
4450 2005-01-19 Richard Henderson <rth@redhat.com>
4453 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4455 (ix86_expand_vector_extract): Likewise.
4457 2005-01-19 Richard Henderson <rth@redhat.com>
4460 * expr.c (emit_move_change_mode): New argument force; use
4461 simplify_gen_subreg if true.
4462 (emit_move_via_alt_mode): Merge into ...
4463 (emit_move_via_integer): ... here.
4464 (emit_move_ccmode): Use emit_move_change_mode directly.
4466 2005-01-19 Richard Henderson <rth@redhat.com>
4469 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4470 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4471 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4473 (alpha_emit_set_const): Likewise. Make static.
4474 (alpha_emit_set_long_const): Make static.
4475 (alpha_extract_integer): Split out from alpha_expand_mov.
4476 (alpha_split_const_mov): Likewise.
4477 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4478 (alpha_legitimate_constant_p): New.
4479 * config/alpha/alpha-protos.h: Update.
4480 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4481 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4482 * config/alpha/alpha.md (movsi): Add n alternative.
4483 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4484 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4485 (splitters for all of the above): Use alpha_split_const_mov.
4486 * config/alpha/predicates.md (non_add_const_operand): New.
4487 (non_zero_const_operand): New.
4488 (input_operand): Use alpha_legitimate_constant_p after reload.
4490 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4492 PR tree-optimization/19038
4493 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4494 (add_candidate): Add ivs with increment in latch only if
4495 allow_ip_end_pos_p is true.
4496 (determine_iv_cost): Use empty_block_p.
4498 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4500 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4501 (compute_dominance_frontiers): Ditto.
4503 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4506 * config/sh/t-rtems: New.
4507 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4509 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4511 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4512 the offset of the selected field.
4514 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4516 * tree-cfg.c (remove_forwarder_block): Fix the check to
4517 prevent a nonlocal label from appearing in the middle of a
4520 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4522 PR rtl-optimization/19462
4523 * reorg.c (find_end_label): Create return insn only if
4524 current_function_epilogue_delay_list is empty.
4526 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4528 * doc/passes.texi: Remove paragraph mentioning new-ra.
4530 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4532 PR rtl-optimization/15139
4533 * combine.c: Include params.h.
4534 (count_rtxs): New function.
4535 (record_value_for_reg): If replace_rtx would replace at least
4536 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4537 (clobber (const_int 0)) instead of TEM.
4538 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4539 * params.h (MAX_LAST_VALUE_RTL): New.
4540 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4541 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4544 * c-typeck.c (digest_init): Only call build_vector if all constructor
4545 elements are *_CST nodes.
4546 * gimplify.c (gimplify_init_constructor): Likewise.
4549 * c-typeck.c (digest_init): Only call build_vector if inside_init
4552 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4554 * toplev.c (init_asm_output): Remove dead #ifdef.
4556 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4558 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4560 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4562 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4563 accessing DECL_FUNCTION_CODE.
4564 * dojump.c (do_jump): Likewise.
4565 * gimplify.c (gimplify_call_expr): Likewise.
4566 * predict.c (expr_expected_value): Likewise.
4567 (strip_builtin_expect): Likewise.
4568 * tree-inline.c (estimate_num_insns_1): Likewise.
4569 * tree-ssa-loop-im.c (stmt_cost): Likewise
4570 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4571 (tree_expr_nonnegative_p): Likewise.
4573 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4575 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4576 variant of the load_pcrel_sym pattern.
4577 * config/sparc/sparc.md (P macro): Move to the top.
4578 (load_pcrel_sym): Macroize using P.
4579 (save_register_window): Likewise.
4581 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4583 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4586 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4589 * c-typeck.c (build_asm_expr): Strip nops off
4590 input memory operands.
4592 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4594 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4595 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4596 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4597 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4599 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4602 * config/i386/i386.c (override_options): If the 80387 is disabled,
4603 then do not return FP values using FP registers.
4605 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4607 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4608 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4609 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4610 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4611 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4612 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4613 output.h, postreload-gcse.c, postreload.c, recog.c,
4614 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4615 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4616 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4617 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4618 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4619 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4620 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4621 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4623 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4624 config/alpha/alpha.c, config/arm/vfp.md,
4625 config/i386/emmintrin.h, config/i386/i386-modes.def,
4626 config/i386/i386-protos.h, config/i386/i386.h,
4627 config/i386/pmmintrin.h, config/i386/ppro.md,
4628 config/i386/predicates.md, config/i386/xmmintrin.h,
4629 config/i860/i860.c, config/ia64/ia64-modes.def,
4630 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4631 config/ia64/ia64.md, config/ia64/itanium1.md,
4632 config/ia64/itanium2.md, config/ia64/predicates.md,
4633 config/iq2000/iq2000.h, config/mips/linux64.h,
4634 config/rs6000/aix41.h, config/rs6000/aix43.h,
4635 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4636 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4637 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4638 config/sparc/linux64.h, config/sparc/litecoff.h,
4639 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4640 config/sparc/sparc.h, config/sparc/sparc.md,
4641 config/sparc/sysv4-only.h: Update copyright.
4643 2005-01-18 Richard Henderson <rth@redhat.com>
4646 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4648 2005-01-18 Marc Espie <espie@openbsd.org>
4649 * config/i386/openbsdelf.h: Typo.
4651 2005-01-18 Richard Henderson <rth@redhat.com>
4653 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4654 special case for sse.
4655 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4657 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4659 * tree-inline.c (estimate_num_insns_1): Added cases for
4660 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4662 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4664 PR rtl-optimization/19296
4665 * combine.c (simplify_comparison): Rewrite the condition under
4666 which a non-paradoxical SUBREG of a PLUS can be lifted when
4667 compared against a constant.
4669 2005-01-18 Andi Kleen <ak@muc.de>
4671 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4672 * c.opt (-Wpointer-sign): Add.
4673 * doc/invoke.texi: (-Wpointer-sign): Add.
4675 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4677 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4678 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4679 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4680 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4681 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4682 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4683 for TARGET_MIX_SSE_I387.
4684 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4685 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4686 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4687 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4688 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4689 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4690 TARGET_MIX_SSE_I387.
4691 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4694 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4697 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4698 Add movaps alternative for xmm reg->reg move.
4700 2005-01-17 Jeff Law <law@redhat.com>
4702 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4703 at the end of the main DOM loop rather than just before DOM exits.
4705 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4707 PR tree-optimization/19121
4708 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4709 adding aliases to a name tag, also add them to the pointer's
4711 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4712 sensitive alias info at all. Only check that the two pointers
4713 have compatible pointed-to sets.
4714 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4715 a pointer's type tag is a superset of the alias set of the
4718 2005-01-17 James E Wilson <wilson@specifixinc.com>
4721 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4722 comment to document why.
4724 2005-01-17 Richard Henderson <rth@redhat.com>
4726 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4727 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4728 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4729 sse2_vmsminv2df3_finite): New.
4730 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4731 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4732 Force op1 into register.
4734 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4736 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4737 bubblestrap from always rebuilding build directory.
4739 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4741 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4742 ("*cmpmem_short"): Likewise.
4744 2005-01-17 Steven Bosscher <stevenb@suse.de>
4746 * basic-block.h: Document BB_* flags.
4747 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4748 use an sbitmap instead.
4749 * sched-rgn.c (compute_trg_info): Likewise.
4751 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4753 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4754 redundant target_cpu_default and extra_parts lines. Use the default
4756 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4757 (SUBTARGET_EXTRA_SPECS): Delete.
4758 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4759 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4760 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4761 and "n32" for -mabi=n32.
4763 2005-01-17 Ian Lance Taylor <ian@airs.com>
4766 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4767 fold constant variables into initial values.
4769 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4771 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4773 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4774 through the statements backward.
4776 2005-01-17 Ian Lance Taylor <ian@airs.com>
4778 PR middle-end/13127:
4779 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4780 a variable set to the return value of the inlined function.
4782 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4784 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4785 when modes are tieable.
4787 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4789 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4790 of pthread_create to find out if threads are enabled.
4791 * gthr-posix95.h (__gthread_active_p): Likewise.
4793 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4795 * common.opt (-fnew-ra): Remove.
4797 * toplev.h (flag_new_regalloc): Remove.
4798 * Makefile.in (ra*.*): Don't mention.
4799 * passes.c (rest_of_handle_new_regalloc): Remove.
4800 (rest_of_handle_combine, rest_of_compilation): Always consider
4801 flag_new_regalloc as false.
4802 * doc/invoke.texi: Don't document -fnew-ra.
4804 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4806 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4807 last parameter to reg_scan.
4808 * loop.c (loop_optimize): Likewise.
4809 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4810 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4811 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4812 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4813 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4814 * regclass.c (reg_scan): Likewise, for the declaration.
4815 * rtl.h (reg_scan): Likewise, for the prototype.
4817 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4819 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4820 mark_dfs_back_edges.
4822 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4824 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4825 (compute_avail): Uses don't go in tmp_gen.
4827 2005-01-16 Steven Bosscher <stevenb@suse.de>
4829 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4830 loop to look for a free slot in a page entry.
4832 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4835 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4836 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4837 just before targetm.asm_out.file_end.
4838 * tree.h (process_pending_assemble_output_defs): Declare.
4839 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4841 (assemble_alias): Defer generation of assembly code for defines when
4842 TARGET_DEFERRED_OUTPUT_DEFS is true.
4843 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4844 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4845 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4847 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4850 * pa.c (pa_scalar_mode_supported_p): New function.
4851 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4852 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4854 * pa-protos.h (prefetch_operand): Delete.
4855 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4856 * pa.c (prefetch_operand): Delete.
4857 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4858 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4859 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4860 and prefetch_nocc_operand.
4861 * pa.md (prefetch): Rework to avoid reload problems handling short
4862 displacements when a cache control completer needs to be provided.
4863 (prefetch_32, prefetch_64): Delete.
4864 (prefetch_cc, prefetch_nocc): New patterns.
4866 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4868 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4870 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4874 exceeds maximum alignment for global common data.
4875 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4876 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4878 2004-01-15 Roger Sayle <roger@eyesopen.com>
4880 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4882 2004-01-15 Roger Sayle <roger@eyesopen.com>
4884 * harg-reg-set.h (reg_class_names): Prototype global array.
4885 * regclass.c (reg_class_names): Declare here and initialize to
4887 (dump_regclass): Remove local declaration of reg_class_names.
4888 (regclass): Likewise.
4889 * cfg.c (dump_flow_info): Likewise.
4890 * ra-debug.c (reg_class_names): Likewise.
4891 * regrename.c (reg_class_names): Likewise.
4892 * reload.c (reg_class_names): Likewise.
4893 * reload1.c (spill_failure): Likewise.
4894 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4896 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4898 * config/s390/s390.md ("reload_outti"): Remove predicate for
4899 output operand. Abort if operand is not a MEM.
4900 ("reload_outdi", "reload_outdf"): Likewise.
4902 2005-01-15 Marc Espie <espie@openbsd.org>
4904 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4905 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4906 * config/openbsd.h: Fix C++ includes for native configurations.
4907 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4908 Add trampoline support.
4909 * config/i386/openbsdelf.h: New.
4911 2005-01-15 Marc Espie <espie@openbsd.org>
4913 * collect2.c (main): Explicitly parse -dynamic-linker option.
4915 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4917 PR tree-optimization/19060
4918 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4919 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4920 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4921 and handle extract_range_from_cond returning false.
4922 * fold-const.c (fold): Optimize comparisons with min/max even for
4923 width > HOST_BITS_PER_WIDE_INT.
4925 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4927 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4928 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4929 Remove little endian multilib variants.
4930 Add mips32 multilib variant.
4932 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4934 * explow.c (copy_all_reg, stabilize): Remove.
4935 * expr.h: Remove the corresponding prototypes.
4937 * rtlanal.c (regs_set_between_p): Remove.
4938 * rtl.h: Remove the corresponding prototype.
4940 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4942 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4943 to rs6000_nonimmediate_operand.
4944 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4945 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4946 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4947 rs6000_nonimmediate_operand.
4948 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4949 rs6000_nonimmediate_operand.
4951 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4953 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4955 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4957 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4959 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4960 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4962 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4963 (rs6k_nonimmediate_operand): New.
4964 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4966 (legitimate_lo_sum_address_p): Same.
4967 (rs6000_legitimize_address): Same.
4968 (rs6000_legitimize_reload_address): Same.
4969 (rs6000_legitimate_address): Same.
4970 (spe_build_register_parallel): Pass DF and DC modes in a DI
4973 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4974 to rs6k_nonimmediate_operand.
4976 * config/rs6000/spe.md ("*frob_df_di"): New.
4977 ("*frob_di_df"): New.
4978 ("*frob_di_df_2"): New.
4979 ("*mov_sidf_e500_subreg0"): New.
4980 ("*mov_sidf_e500_subreg4"): New.
4981 ("*movdf_e500_double"): Change predicate to
4982 rs6k_nonimmediate_operand.
4984 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4986 * postreload.c (move2add_note_store): Only call
4987 trunc_int_for_mode on scalar integers.
4989 2005-01-14 Steven Bosscher <stevenb@suse.de>
4991 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4992 replace BB_VISITED uses.
4993 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4994 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4995 (tree_dce_done): Free visited_control_parents.
4996 (perform_tree_ssa_dce): Allocate and clear it.
4997 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4998 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4999 instead of BB_VISITED.
5001 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5003 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5004 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5005 Remove unused prototypes.
5007 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5009 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5010 64-bit register usage.
5011 (spe_func_has_64bit_regs_p): Add FIXME note.
5013 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5015 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5016 flag_finite_math_only with flag_unsafe_math_optimizations.
5018 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5020 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5022 (__tpf_eh_return): Copy TPF private stack area from the module
5023 boundary stack frame. Add check for when module addresses are
5024 equal, but no stub address is found.
5026 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5029 * arm.h (struct machine_function): Add call_via field.
5030 (thumb_call_via_label): Declare.
5031 * arm.c (thumb_call_via_label): New variable.
5032 (thumb_call_reg_needed): New variable.
5033 (arm_output_function_epilogue): For Thumb code, output any per-function
5034 call-indirect trampolines.
5035 (thumb_call_via_reg): New function.
5036 (arm_file_end): New function.
5037 (TARGET_ASM_FILE_END): Call arm_file_end.
5038 (aof_file_end): Likewise.
5039 * arm-protos.h (thumb_call_via_reg): Declare.
5040 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5041 thumb_call_via_reg in normal case.
5043 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5046 PR rtl-optimization/19348
5047 * recog.c (peephole2_optimize): Do global life update if some peephole
5048 decides it doesn't need at least one of its inputs and that change
5049 influences liveness at the start of the basic block.
5051 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5052 arguments instead of 1.
5054 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5057 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5058 zero for nested functions needing a static chain or functions
5059 with a non-constant address.
5061 2005-01-13 Roger Sayle <roger@eyesopen.com>
5063 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5064 (and (sign_extend X) C) into (zero_extend (and X C)).
5066 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5068 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5070 2005-01-13 Richard Henderson <rth@redhat.com>
5075 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5076 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5077 not just TARGET_SSE.
5078 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5079 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5080 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5081 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5082 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5083 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5084 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5085 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5086 (movdicc_c_rex64): Rename with '*'.
5087 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5088 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5089 (movsfcc_1_387): Rename from movsfcc_1.
5090 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5091 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5092 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5093 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5094 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5095 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5096 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5097 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5098 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5099 sse_movdfcc_const0_4): Remove.
5100 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5101 recognize min/max early. Update for changed sse cmove patterns.
5102 (ix86_split_sse_movcc): New.
5103 * config/i386/i386-protos.h: Update.
5105 2005-01-13 Steven Bosscher <stevenb@suse.de>
5107 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5108 (fix_stmt_v_may_defs): Likewise.
5110 2005-01-13 Richard Henderson <rth@redhat.com>
5112 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5113 for converting the mask.
5115 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5117 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5120 2005-01-13 Richard Henderson <rth@redhat.com>
5122 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5123 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5124 IX86_BUILTIN_MOVDQ2Q): Remove.
5125 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5126 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5127 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5129 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5130 (sse2_pextrw): Fix immediate constraint.
5131 (sse2_loadq, sse2_loadq_rex64): Remove.
5132 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5133 Use __builtin_ia32_vec_ext_<size>.
5134 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5136 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5138 * function.c (assign_parm_setup_block): Look inside original
5139 entry_parm when inspecting PARALLEL.
5141 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5142 Joel Sherrill <joel@oarcorp.com>
5145 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5146 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5147 rtems_gxx_recursive_mutex_init.
5148 (__gthread_recursive_mutex_lock): New function.
5149 (__gthread_recursive_mutex_trylock): Likewise.
5150 (__gthread_recursive_mutex_unlock): Likewise.
5152 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5154 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5156 2005-01-13 Jan Beulich <jbeulich@novell.com>
5158 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5159 (ashrti3_internal): Indicate output is early clobber. Generate result
5160 into output rather than first input. Use move for low word of output
5161 if shift count is exactly 64.
5162 (lshrti3_internal): Likewise.
5164 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5168 * reload1.c (delete_output_reload): Don't delete an output reload
5169 if the pseudo lives longer than a single basic block. Adjust and
5170 improve wording of comment.
5172 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5175 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5176 of TYPE_SIZE where we mean the number of bytes.
5178 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5180 * function.c (assign_parm_setup_block): Relax condition on
5181 multi-register optimization.
5183 2005-01-12 Nick Clifton <nickc@redhat.com>
5185 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5186 an "in_delay_slot" attribute of "no" to prevent them being used in
5187 delay slots. This is forbidden because they might generate
5190 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5193 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5196 2005-01-12 Nick Clifton <nickc@redhat.com>
5198 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5199 passed on to GAS) but do not define, as GAS no longer supports or
5200 needs the -m2000 option.
5202 2005-01-11 Roger Sayle <roger@eyesopen.com>
5204 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5205 type as args of unprototyped builtins aren't automatically promoted.
5206 (fold_builtin_abs): Likewise.
5208 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5210 * Makefile.in: Set a `build-warn' variable.
5212 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5214 PR tree-optimization/17949
5215 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5216 (find_interesting_uses_address): Use it.
5218 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5220 * regrename.c (kill_value): Handle subreg's that won't simplify.
5222 2005-01-11 Richard Henderson <rth@redhat.com>
5225 * config/i386/i386.h (enum ix86_builtins): Move ...
5226 * config/i386/i386.c: ... here.
5227 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5228 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5229 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5230 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5231 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5232 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5233 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5234 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5235 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5236 IX86_BUILTIN_LOADDDUP): Remove.
5237 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5238 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5239 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5240 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5241 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5242 (ix86_init_builtins): Make static.
5243 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5244 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5245 if all the modes match. Otherwise, fake it.
5246 (get_element_number, ix86_expand_vec_init_builtin,
5247 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5248 (ix86_expand_builtin): Make static. Update for changed builtins.
5249 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5250 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5251 (ix86_expand_vector_init_duplicate): New.
5252 (ix86_expand_vector_init_low_nonzero): New.
5253 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5254 Split out from ix86_expand_vector_init; handle integer modes.
5255 (ix86_expand_vector_init): Use them.
5256 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5257 * config/i386/i386-protos.h: Update.
5258 * config/i386/predicates.md (reg_or_0_operand): New.
5259 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5260 (movv2sf_internal): Likewise. And a splitter to match them all.
5261 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5262 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5263 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5264 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5265 (mmx_pinsrw): Fix operand ordering.
5266 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5267 rather than sse_loadss expander.
5268 (movv2df splitter): Similarly.
5269 (sse_loadss, sse_loadlss): Remove.
5270 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5271 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5272 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5273 (sse3_movddup): Rename with '*'.
5274 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5275 (sse2_loadsd): Remove.
5276 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5277 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5278 (sse2_pinsrw): Fix argument ordering.
5279 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5280 (sse2_stored): Remove 'r' destination.
5281 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5282 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5283 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5284 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5285 vec_extractv16qi, vec_initv16qi): New.
5287 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5288 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5289 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5291 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5292 (_mm_load_si128, _mm_store_si128): Likewise.
5293 (_mm_load1_pd): Use _mm_set1_pd.
5294 (_mm_load_sd): Use _mm_set_sd.
5295 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5296 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5297 (_mm_set_epi64): Use _mm_set_epi64x.
5298 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5299 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5300 _mm_setr_epi8): Use _mm_set_foo form.
5301 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5302 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5303 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5304 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5305 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5306 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5307 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5308 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5309 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5310 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5311 (_mm_movedup_pd): Use _mm_shuffle_pd.
5312 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5313 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5314 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5315 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5317 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5318 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5319 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5320 (_mm_store_ps): Use raw dereference.
5321 (_mm_store1_ps): Use _mm_storeu_ps.
5322 (_mm_storer_ps): Use _mm_store_ps.
5323 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5324 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5326 2005-01-11 Stan Shebs <shebs@apple.com>
5328 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5329 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5331 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5334 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5335 Skip all DECLs except for FIELD_DECLs.
5337 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5339 * config/s390/s390.c (override_options): Return error if
5340 -mbackchain, -mpacked-stack and -mhard-float are used together.
5341 (s390_va_start): Remove the backchain && packed-stack special case.
5342 (s390_gimplify_va_arg): Likewise.
5343 * doc/invoke.texi: Remove the ABI incompatibility note.
5345 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5347 * config/s390/s390.c (struct s390_frame_layout): Remove
5349 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5350 save_backchain_p with TARGET_BACKCHAIN.
5352 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5355 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5356 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5357 * function.c (locate_and_pad_parm): Set new field.
5358 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5359 Tweak where_pad test to include "none". Always set mem align for
5361 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5362 not sufficient for type.
5363 (assign_parm_setup_block): If stack_parm is zero on entry, always
5364 make a new stack local. Block move old stack parm if necessary
5365 to new aligned stack local.
5366 (assign_parm_setup_stack): Use a block move to handle
5367 potentially misaligned entry_parm.
5368 (assign_parms_unsplit_complex): Specify required alignment when
5369 creating stack local.
5370 * calls.c (compute_argument_addresses): Override alignment of stack
5371 arg calculated from its type with the alignment given by
5372 FUNCTION_ARG_BOUNDARY.
5373 (store_one_arg): Likewise.
5375 2005-01-11 Jan Beulich <jbeulich@novell.com>
5377 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5378 Change respective itanium_class attribute to ialu.
5379 (shladdp4_internal): New.
5380 * config/ia64/predicates.md (shladd_log2_operand): New.
5382 2005-01-11 Richard Henderson <rth@redhat.com>
5384 * expr.c (store_constructor): Use rtvec_alloc instead of
5385 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5387 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5389 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5391 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5393 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5394 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5395 (TARGET_RWRELOC): Define.
5396 (ia64_rwreloc_section_type_flags): Delete.
5397 (ia64_section_type_flags): New function.
5398 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5399 (TARGET_RWRELOC): Define.
5401 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5404 * config/ia64/ia64.c (process_set): For alloc insn, only call
5405 process_epilogue is !frame_pointer_needed.
5407 2005-01-10 Roger Sayle <roger@eyesopen.com>
5410 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5411 unary operator and can't be treated as a binary/comparison operator.
5413 2005-01-10 Richard Henderson <rth@redhat.com>
5415 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5416 (ix86_return_in_memory): Likewise.
5417 (function_arg_advance): Likewise. Mirror structure in function_arg
5418 for choosing register to advance.
5420 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5422 * tree-vectorizer.c, tree.def: Fix comment typos.
5424 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5426 * config/s390/s390.c (struct processor_costs): 4 new fields:
5427 ddbr, ddr, debr, der.
5428 (s390_rtx_costs): More precise handling of divide instructions.
5430 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5432 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5434 2005-01-10 Jan Beulich <jbeulich@novell.com>
5436 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5437 names resulting from -ffunction-sections/-fdata-sections and linkonce
5439 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5440 based on the section name. Rearrange the section name comparison logic
5441 slightly so that each section name is compared against at most once.
5443 2005-01-10 Ben Elliston <bje@au.ibm.com>
5445 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5446 targets for which -fPIC reduces limitations on the GOT size.
5448 2005-01-09 Falk Hueffner <falk@debian.org>
5450 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5453 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5456 * collect2.c (main): Set aixrtl_flag for -brtl option.
5457 (resolve_lib_name): Search for .so file extension before .a
5460 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5462 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5463 (vect_analyze_data_refs_alignment): Add dump prints.
5465 2005-01-09 Ira Rosen <irar@il.ibm.com>
5467 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5468 expr_invariant_in_loop_p.
5469 Initialize outputs first thing in the function.
5470 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5471 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5472 (vect_analyze_pointer_ref_access): Check that the initial condition of
5473 the access function is loop invariant.
5475 2005-01-09 Richard Henderson <rth@redhat.com>
5477 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5478 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5479 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5480 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5481 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5482 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5483 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5484 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5485 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5486 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5487 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5488 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5489 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5490 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5491 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5492 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5493 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5494 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5495 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5496 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5497 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5498 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5499 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5501 (mmx_clrdi, pavgusb): Remove.
5502 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5503 with leading sse_ prefix.
5504 * config/i386/sse.md: Receive them.
5505 * config/i386/mmx.md: New file.
5506 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5507 (subrv2sf3): Turn into expander for normal subtraction.
5508 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5509 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5510 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5511 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5512 commutative; use ix86_binary_operator_ok.
5513 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5514 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5515 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5516 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5517 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5518 Macroize from existing patterns; use ix86_binary_operator_ok.
5519 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5520 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5521 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5522 with vec_select+vec_concat.
5523 (mmx_pshufw, mmx_pshufw_1): Likewise.
5524 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5525 (mmx_uavgv4hi3): Model correctly.
5526 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5527 _mm_xor_si64): Remove casts.
5529 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5531 PR tree-optimization/19224
5532 * tree-scalar-evolution.c (get_instantiated_value,
5533 set_instantiated_value): New functions.
5534 (instantiate_parameters_1): Cache the results.
5535 (instantiate_parameters, resolve_mixers): Initialize and free
5538 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5540 * config/i386/i386.md (addhi_4): Correct reference in comment.
5543 2005-01-08 Richard Henderson <rth@redhat.com>
5545 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5546 (_mm_cvtsi128_si64x): Likewise.
5547 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5548 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5549 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5550 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5551 * config/i386/i386-protos.h: Update.
5552 * config/i386/i386.c (print_operand): Add 'H'.
5553 (ix86_fixup_binary_operands): Split out from ...
5554 (ix86_expand_binary_operator): ... here.
5555 (ix86_fixup_binary_operands_no_copy): New.
5556 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5557 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5558 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5559 (safe_vector_operand): Use CONST0_RTX.
5560 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5561 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5562 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5563 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5565 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5566 (IX86_BUILTIN_CMPNGESS): New.
5567 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5568 (attr type): Add sselog1.
5569 (attr unit, attr memory): Handle it.
5570 (movti, movti_internal, movti_rex64): Move near other integer moves.
5571 (movtf, movtf_internal): Move near other fp moves.
5572 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5573 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5574 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5575 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5576 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5577 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5578 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5579 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5580 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5581 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5582 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5583 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5584 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5585 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5586 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5587 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5588 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5589 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5590 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5591 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5592 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5593 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5594 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5595 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5596 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5597 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5598 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5599 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5600 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5601 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5602 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5603 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5604 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5605 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5606 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5607 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5608 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5609 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5610 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5611 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5612 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5613 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5614 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5615 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5617 (SSEPUSH, push<SSEPUSH>): Remove.
5618 (MMXPUSH, push<MMXPUSH>): Remove.
5619 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5620 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5621 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5622 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5623 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5624 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5625 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5626 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5627 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5628 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5629 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5630 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5631 (ppro_sse_log_V4SF): Handle sselog1.
5632 * config/i386/predicates.md (const_0_to_1_operand): New.
5633 (const_0_to_255_mul_8_operand): New.
5634 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5635 (const_2_to_3_operand, const_4_to_7_operand): New.
5636 * config/i386/sse.md: New file.
5637 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5638 (sse_movups): Rename from sse_movups_1.
5639 (sse_loadlss): Rename from sse_loadss_1.
5640 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5642 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5643 (absv4sf2, negv2df, absv2df): New.
5644 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5645 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5646 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5647 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5648 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5649 (sse3_addsubv4sf3): Model correctly.
5650 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5651 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5652 (sse_movhlps): Model with vec_select+vec_concat.
5653 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5654 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5655 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5656 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5657 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5658 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5659 sse2_pshufhw_1): Likewise.
5660 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5661 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5662 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5663 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5664 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5665 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5666 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5667 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5668 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5669 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5670 sminv8hi3): Mark commutative
5671 operands. Use ix86_binary_operator_ok.
5672 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5673 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5674 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5675 sse2_punpcklqdq): Allow operand2 in memory.
5676 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5677 sse2_movsd): Add memory alternatives.
5678 (sse_storelps): Turn expander into an insn; split after reload.
5679 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5680 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5682 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5684 * configure.ac (DWARF-2 debug_line): Use objdump.
5685 * configure: Regenerate.
5687 2005-01-08 Jeff Law <law@redhat.com>
5688 Diego Novillo <dnovillo@redhat.com>
5690 PR tree-optimization/18241
5691 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5692 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5693 statements with volatile operands.
5694 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5695 operands after marking a statement with has_volatile_ops.
5697 2005-01-08 Roger Sayle <roger@eyesopen.com>
5699 * tree.c (int_fits_type_p): Always honor integer constant
5700 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5702 2005-01-08 Roger Sayle <roger@eyesopen.com>
5704 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5705 the latent bug in rtl_delete_block has been resolved.
5707 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5709 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5710 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5712 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5714 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5715 library as @multilib_dir@/$(SHLIB_SONAME).
5717 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5719 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5720 * configure: Regenerate.
5722 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5724 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5727 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5730 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5731 Convert non-word aligned offset address using ld/std into
5734 2005-01-07 Richard Henderson <rth@redhat.com>
5736 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5738 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5740 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5742 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/19283
5745 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5746 is not shorter than the original type.
5748 PR rtl-optimization/19012
5749 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5751 PR rtl-optimization/18861
5752 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5753 (FULL_STATE): Define.
5754 (mark_tablejump_edge): New function.
5755 (purge_dead_tablejump_edges): New function.
5756 (find_bb_boundaries): Use it.
5758 PR tree-optimization/18828
5759 * builtins.c (expand_builtin_next_arg): Remove argument and all
5760 the argument checking.
5761 (expand_builtin): Adjust caller.
5762 (expand_builtin_va_start): Likewise. Remove error for too many
5764 (fold_builtin_next_arg): Issue error for too many arguments.
5765 After checking arguments, replace them with magic arguments that
5766 prevent further checking of the args.
5768 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5770 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5772 2005-01-06 Roger Sayle <roger@eyesopen.com>
5775 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5776 and %{.S:...} (and their negative variants) to test whether the
5777 input file is assembler or pre-processed-assembler independent of
5778 the actual filename extension.
5780 2005-01-06 Roger Sayle <roger@eyesopen.com>
5782 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5783 of sign or zero extended values.
5785 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5787 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5788 for IBM long double format correctly.
5790 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5792 Fix PR tree-optimization/18792
5794 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5795 to first_loop_depth, and use loop depth instead of loop number.
5796 (build_classic_dir_vector): Ditto.
5797 (compute_data_dependences_for_loop): Use depth, not loop number.
5798 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5799 number. Pass in loops, instead of loop numbers.
5800 (gather_interchange_stats): Ditto.
5801 (linear_transform_loops): Ditto.
5803 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5806 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5807 biv_fits_mode_p, extension_within_bounds_p): New functions.
5808 (check_ext_dependent_givs): Use them.
5810 2005-01-06 Roger Sayle <roger@eyesopen.com>
5812 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5813 more than one barrier, in which case we should delete them all.
5815 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5817 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5819 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5821 Fix PR middle-end/19286
5823 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5824 output this subprogram, simply ignore this attempt to do it again.
5825 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5826 origin attribute if it's not possible.
5827 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5828 (decls_for_scope): Ditto.
5829 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5830 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5832 2005-01-05 Richard Henderson <rth@redhat.com>
5835 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5836 (bdesc_2arg): Use it.
5837 (ix86_expand_binop_builtin): Force operands into registers
5839 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5840 ix86_expand_sse_compare, ix86_expand_sse_comi,
5841 ix86_expand_builtin): Likewise.
5843 2005-01-05 Richard Henderson <rth@redhat.com>
5845 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5847 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5848 (mulv4hi3): Set itanium_class mmmul.
5849 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5850 (fpack): Rename from fpack_sfsf.
5852 2005-01-05 Richard Henderson <rth@redhat.com>
5855 * reload1.c (do_input_reload): Restrict the optimization deleteing
5856 a previous output reload to RELOAD_FOR_INPUT.
5858 2005-01-05 Steven Bosscher <stevenb@suse.de>
5860 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5861 comment that we fall through after case.
5862 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5863 (distribute_links): Likewise.
5864 * cse.c (cse_insn): Likewise.
5865 * cselib.c (cselib_invalidate_mem): Likewise.
5866 * df.c: Update comments at the top of the file.
5867 (read_modify_subreg_p): Update comments here too.
5868 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5869 * flow.c (mark_set_1): Likewise.
5870 (mark_used_regs): Likewise.
5871 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5872 (canon_list_insert): Likewise.
5873 (mark_set): Likewise.
5874 (try_replace_reg): Likewise.
5875 (store_killed_in_insn): Likewise.
5876 * loop.c (count_one_set): Likewise.
5877 (basic_induction_var): Likewise.
5878 * postreload-gcse.c (find_mem_conflicts): Likewise.
5879 * postreload.c (reload_combine_note_store): Likewise.
5880 (move2add_note_store): Likewise.
5881 * reload.c (find_equiv_reg): Likewise.
5882 (mark_referenced_resources): Likewise.
5883 * rtlanal.c (set_noop_p): Likewise.
5884 (note_stores): Likewise.
5885 (note_uses): Likewise.
5886 * sched-deps.c (sched_analyze_1): Likewise.
5887 * sched-rgn.c (check_live_1): Likewise.
5888 (update_live_1): Likewise.
5889 * config/i860/i860.c: Likewise.
5891 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5893 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5895 * doc/rtl.texi: Update documentation for bit-fields and SET.
5897 2005-01-05 Roger Sayle <roger@eyesopen.com>
5899 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5901 2005-01-05 Jan Hubicka <jh@suse.cz>
5902 Richard Henderson <rth@redhat.com>
5905 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5908 2005-01-05 Richard Henderson <rth@redhat.com>
5911 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5912 (sse_shufps): Change operand 3 to const_int_operand.
5913 (sse2_storelps): Fix typo in template.
5914 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5915 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5916 (ix86_expand_builtin): Likewise.
5918 2005-01-05 Julian Brown <julian@codesourcery.com>
5920 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5921 as aggregates for AAPCS ABIs.
5923 2005-01-05 Stan Shebs <shebs@apple.com>
5925 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5926 Mach-O getters if ppc64.
5927 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5929 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5930 signed four-byte field for global code case.
5931 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5933 2005-01-05 Roger Sayle <roger@eyesopen.com>
5936 * c-common.c: Include real.h.
5937 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5938 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5939 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5940 * Makefile.in (c-common.o): Update dependencies.
5942 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5944 * c-parse.in (asm_string): Add trailing semicolon.
5946 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5948 * c-parse.in (asm_string): New. Don't allow wide strings in
5950 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5951 asm_string instead of STRING.
5953 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5955 * c-typeck.c (constructor_no_implicit): Remove.
5956 (set_designator, process_init_element): Don't check
5957 constructor_no_implicit.
5959 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5960 Kaz Kojima <kkojima@gcc.gnu.org>
5963 * lcm.c (create_pre_exit): New.
5964 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5965 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5967 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5969 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5970 -msoft-float in target_float_switch.
5971 * arm.c (arm_override_options): Fix processing of target_float_switch.
5973 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5975 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5978 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5980 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5981 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5983 2005-01-04 Roger Sayle <roger@eyesopen.com>
5985 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5986 if deleting the then-block allows the test-block to fallthru to the
5989 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5992 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5993 after the full declaration if the are in two different TUs.
5995 2005-01-04 Richard Henderson <rth@redhat.com>
5998 * tree-sra.c (generate_one_element_init): Just
5999 call gimplify_and_add.
6000 (generate_element_init): Record the
6001 new referenced variables and mark them for renaming
6002 and split out to ...
6003 (generate_element_init_1): This.
6004 (scalarize_init): Don't call push_gimplify_context/
6005 pop_gimplify_context.
6007 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6009 * toplev.c (get_src_pwd): Handle failure of getpwd().
6011 2005-01-04 Roger Sayle <roger@eyesopen.com>
6013 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6015 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6016 all the cases handled by it are inverted by invert_truthvalue.
6018 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6020 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6021 (save_register_windowsi): Likewise.
6023 2005-01-04 Richard Henderson <rth@redhat.com>
6025 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6027 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6030 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6031 any simplifications of vector mode comparison operators.
6032 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6034 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6035 Devang Patel <dpatel@apple.com>
6037 PR tree-optimization/18308
6038 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6039 the operands before creating a new expression.
6040 * dojump.c (do_jump): Make drop_through_label available
6041 for all cases. Add expansion of COND_EXPR.
6043 2005-01-04 Ira Rosen <irar@il.ibm.com>
6045 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6046 INTEGER_CST instead of TREE_CONSTANT.
6047 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6048 instead of TREE_CONSTANT.
6049 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6050 instead of TREE_CONSTANT.
6052 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6054 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6056 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6059 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6060 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6062 2005-01-03 Richard Henderson <rth@redhat.com>
6064 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6065 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6066 fold_convert_const_real_from_real): Split out from ...
6067 (fold_convert_const): ... here.
6069 2005-01-03 Richard Henderson <rth@redhat.com>
6072 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6073 (mov<MMXMODEI>_internal): Likewise.
6074 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6075 Add V2SF case; use it for SSE1; don't use TI.
6076 (movdf_integer): Likewise.
6077 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6079 2005-01-03 Ira Rosen <irar@il.ibm.com>
6081 * tree-vectorizer.c (vect_strip_conversions): New function.
6082 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6083 check for binary class.
6085 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6089 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6091 * gimple-low.c (mark_blocks_with_used_vars): New function.
6092 (mark_blocks_with_used_subblocks): Ditto.
6093 (mark_used_blocks): Ditto.
6094 (pass_mark_used_blocks): New pass.
6095 * tree-inline.c: Include debug.h.
6096 (expand_call_inline): Call outlining_inline_function here.
6097 * tree-optimize.c (init_tree_optimization_passes): Add
6098 pass_mark_used_blocks.
6099 * tree-pass.h (pass_mark_used_blocks): New.
6100 * Makefile.in (tree-inline.o): Add debug.h dependency.
6102 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6104 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6105 VAR_DECLs to have weak_import attribute.
6107 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6110 2004-01-03 Steven Bosscher <stevenb@suse.de>
6112 * passes.c (rest_of_compilation): Don't run regmove if only
6113 flag_expensive_optimizations, require flag_regmove instead.
6115 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6117 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6119 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6120 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6121 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6122 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6124 2005-01-03 Richard Henderson <rth@redhat.com>
6126 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6127 (ia64_const_ok_for_letter_p): New.
6128 (ia64_const_double_ok_for_letter_p): New.
6129 (ia64_extra_constraint): New.
6130 (ia64_expand_vecint_compare): New.
6131 (ia64_expand_vcondu_v2si): New.
6132 (ia64_expand_vecint_cmov): New.
6133 (ia64_expand_vecint_minmax): New.
6134 (ia64_print_operand): Add 'v'.
6135 (ia64_preferred_reload_class): New.
6136 (ia64_vector_mode_supported_p): New.
6137 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6138 (PREFERRED_RELOAD_CLASS): Move to function.
6139 (CONST_OK_FOR_LETTER_P): Move to function.
6140 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6141 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6142 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6143 (EXTRA_CONSTRAINT): Move to function.
6144 * config/ia64/ia64.md: Include vect.md.
6145 (itanium_class): Add mmalua.
6147 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6149 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6150 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6152 (const_int_2bit_operand): New.
6153 (fr_reg_or_0_operand): New.
6154 * config/ia64/ia64-modes.def: Add vector modes.
6155 * config/ia64/ia64-protos.h: Update.
6156 * config/ia64/vect.md: New file.
6158 2005-01-03 Richard Henderson <rth@redhat.com>
6160 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6162 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6165 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6167 (log1pdf2): Change mode of operands[0,1] to DFmode.
6169 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6171 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6172 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6173 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6174 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6175 SPARC_RELAXED_ORDERING.
6177 2005-01-03 Richard Henderson <rth@redhat.com>
6178 Uros Bizjak <uros@kss-loka.si>
6181 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6182 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6183 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6185 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6186 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6187 const_pow2_1_to_128_operand): New predicates.
6189 2005-01-02 Greg McGary <greg@mcgary.org>
6191 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6193 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6194 object. [ptr_type]: Remove unused variable.
6195 Remember nearest addressable array-element or record-component
6196 when checking bitfield components. Tolerate empty BIND_EXPR.
6198 2005-01-01 Richard Henderson <rth@redhat.com>
6200 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6201 that don't narrow the value. Fail for other conversions.
6203 2005-01-01 Richard Henderson <rth@redhat.com>
6206 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6207 * c-lang.c (finish_file): Don't do it here.
6208 * objc/objc-act.c (objc_finish_file): Likewise.
6210 * cgraph.c (decl_assembler_name_equal): New.
6211 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6212 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6213 * cgraph.h (struct cgraph_varpool_node): Add next.
6214 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6215 * varasm.c (assemble_alias): Mark the target as needed.
6217 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6220 * function.c (get_arg_pointer_save_area): Use entry_of_function
6221 instead of get_insns.
6223 2005-01-01 Roger Sayle <roger@eyesopen.com>
6224 Andrew Pinski <pinskia@physics.uc.edu>
6225 James E. Wilson <wilson@specifixinc.com>
6227 PR rtl-optimization/12092
6228 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6231 2005-01-01 Roger Sayle <roger@eyesopen.com>
6232 Olivier Hainque <hainque@act-europe.fr>
6234 * tree.c (int_fits_type_p): A narrower type always fits in a
6235 wider one, except for negative values into unsigned types.
6237 2005-01-01 Roger Sayle <roger@eyesopen.com>
6239 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6240 with the original constant rather than require TREE_OVERFLOW.
6242 2005-01-01 Steven Bosscher <stevenb@suse.de>
6245 * c-decl.c (finish_function): If compiling C99, annotate the
6246 compiler generated return with the current file name and line 0.
6247 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6248 the source line is greater than 0.
6249 (remove_bb): Likewise.
6251 See ChangeLog.12 for earlier changes.