1 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-phiopt.c: Fix a comment typo.
5 2005-03-08 Richard Henderson <rth@redhat.com>
7 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8 builtin codes with ctzdi2, clzdi2, popcountdi2.
9 (struct alpha_builtin_def): Add is_const.
10 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
12 (alpha_init_builtins): Init them. Set nothrow and const attributes
14 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
16 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
17 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
18 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
19 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
20 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
21 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
22 (TARGET_FOLD_BUILTIN): New.
23 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
24 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
26 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
28 2005-03-08 Ira Rosen <irar@il.ibm.com>
30 PR tree-optimization/20122
31 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
32 condition of access function instead of base.
34 2005-03-07 Jeff Law <law@redhat.com>
35 Steven Bosscher <stevenb@suse.de>
37 * tree-cfg.c (find_taken_edge_computed_goto): New function.
38 (find_taken_edge): Call find_taken_edge_computed_goto as
39 appropriate. Allow any gimple invariant rather than just
41 (cleanup_control_flow): Cleanup a computed goto which has turned
43 (tree_merge_blocks): If block B has any forced labels, move
44 them to the start of block A.
45 * tree-ssa-dom.c (thread_across_edge): Allow threading across
46 computed gotos as well.
47 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
48 removal of unnecessary computed gotos too.
49 (lookup_redirection_data): Fix type of INSERT argument. Callers
52 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
54 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
55 Remove trailing spaces.
57 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
58 unshare_all_trees): Make them static.
59 * tree-gimple.h: Remove the corresponding prototypes.
61 * diagnostic.h: Remove unused prototype
63 * modulo-sched.c: Remove unused prototype
64 set_row_column_for_ps.
66 * tree-ssa-phiopt.c (tree_ssa_phiopt,
67 replace_phi_edge_with_variable): Remove unused variable i.
69 2005-03-07 Per Bothner <per@bothner.com>
71 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
73 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
76 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
77 bbs on the COND_EXPR instead of the PHI_NODEs.
78 (candidate_bb_for_phi_optimization): Remove.
79 (replace_phi_with_stmt): Rename to ...
80 (replace_phi_edge_with_variable): this and change so that we
81 replace the phi argument instead of removing the PHI.
82 (conditional_replacement): Change so we deal with PHI with more
84 (value_replacement): Likewise.
85 (abs_replacement): Likewise.
87 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
89 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
90 output_e500_flip_gt_bit.
92 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
94 (rs6000_generate_compare): Fix logic to look at the correct bits.
95 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
97 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
98 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
99 gen_move_from_CR_gt_bit.
101 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
102 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
103 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
105 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
106 (E500_CR_IOR_COMPARE): New constant.
108 2005-03-08 Earl Chew <earl_chew@agilent.com>
109 David Billinghurst <David.Billinghurst@riotinto.com>
111 * config/i386/host-cygwin.c: New file to support precompiled
113 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
114 * config.host: Use above files for cygwin host.
116 2005-03-07 David Edelsohn <edelsohn@gnu.org>
118 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
119 ordering ops from earlier change.
121 2005-03-07 Per Bothner <per@bothner.com>
123 Various fixes to allow us to again build if --enable-mapped-location:
124 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
125 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
126 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
127 local variable loc. Change logic appropriately.
128 * tree-vect-transform.c (vect_finish_stmt_generation): Use
129 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
130 * c-parser.c (c_parser_for_statement): Initialize loc variable.
131 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
132 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
134 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
136 PR rtl-optimization/19683
137 * reload1.c (choose_reload_regs): Pass the number of bits, not the
138 number of bytes, to smallest_int_for_mode. Fix arguments to
139 REG_CANNOT_CHANGE_MODE_P.
141 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
143 * reorg.c (relax_delay_slots): Check that the jump is
144 conditional before trying to invert it.
146 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
148 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
151 * calls (stack_arg_under_construction): Make it static.
153 * flow.c (regs_live_at_setjmp): Make it static.
154 * flow.h: Remove the corresponding prototype.
156 * reload1.c (reload_startobj, reload_firstobj,
157 something_needs_operands_changed, reload_inherited,
158 reload_inheritance_insn, reload_override_in,
159 reload_spill_index): Make them static.
161 * recog.c (verify_changes): Make it static.
162 * recog.h: Remove the corresponding prototype.
164 * cfgbuild.c (find_sub_basic_blocks): Remove.
165 * basic-block.h: Remove the corresponding prototype.
166 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
168 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
170 * tree-ssa-operands.c (check_build_stmt): Remove.
172 * stor-layout.c (set_alignment): Remove.
173 * tree.h: Remove the corresponding prototype.
175 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
177 * tree-ssa-dce.c (control_dependence_map,
178 visited_control_parents): Make them static.
180 * cfghooks.c (verify_flow_info): Remove local variable
183 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
186 * loop-unswitch.c (unswitch_loop): Remove local variable src.
188 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
190 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
192 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
194 * config/ia64/hpux.h (LINK_SPEC): Add -z.
195 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
196 PARALLEL for an empty structure.
198 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
200 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
202 * fold-const.c (fold_binary): Unroll the very first "for"
205 2005-03-06 David Edelsohn <edelsohn@gnu.org>
207 * config/rs6000/predicates.md (branch_comparison_operator): Remove
208 redundant match_code test.
209 (scc_comparison_operator): Swap match_operand and match_code
211 (branch_positive_comparison_operator): Same.
212 (trap_comparison_operator): Use comparison_operator and swap with
215 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
218 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
219 (out_movhi_r_mr): Read low byte of volatile MEM first.
220 (out_movhi_mr_r): Write high byte of volatile MEM first.
222 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
224 * cselib.c (reg_values, reg_values_size): Make them static.
226 * cse.c (cse_reg_info_table): Make it static.
228 * fold-const.c (fold_unary): Use build1 instead of copy_node.
230 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
232 * cse.c (find_best_addr): Use canon_for_address.
234 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
236 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
237 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
238 SUBREG and MEM, respectively.
240 * fold-const.c (fold_binary): Use code instead of t.
242 * fold-const.c (optimize_minmax_comparison): Take decomposed
243 arguments code, type, op0, and op1 instead of t.
244 (fold_binary): Update a call to optimize_minmax_comparison.
246 * fold-const.c (fold_range_test): Take decomposed arguments
247 code, type, op0, and op1 instead of t.
248 (fold_binary): Update a call to fold_range_test.
250 * fold-const.c (fold_binary_op_with_conditional_arg): Take
251 decomposed arguments code, type, op0, and op1 instead of t.
252 (fold_binary): Update a call to fold_range_test.
254 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
256 * fold-const.c (fold_binary): Avoid directly using the original
257 expression t as much as possible.
259 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
261 * c-semantics.c (build_stmt): Use TYPE_P instead of
262 IS_NON_TYPE_CODE_CLASS.
263 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
264 (NON_TYPE_CHECK): Use TYPE_P instead of
265 IS_NON_TYPE_CODE_CLASS.
267 * fold-const.c (fold): Remove handling of binary expressions.
269 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
271 * doc/c-tree.texi: Wrap comments in @r{}.
272 * doc/cpp.texi: Likewise.
273 * doc/cppinternals.texi: Likewise.
274 * doc/extend.texi: Likewise.
275 * doc/md.texi: Likewise.
276 * doc/objc.texi: Likewise.
277 * doc/sourcebuild.texi: Likewise.
278 * doc/tm.texi: Likewise.
281 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
283 * predict.c (apply_return_prediction): Standardize PHI chain
285 * tree-ssa.c (ssa_redirect_edge): Likewise.
287 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
288 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
291 * tree-phinodes.c (remove_phi_node): Drop the last argument.
292 * tree-flow.h: Adjust the prototype for remove_phi_node.
293 * lambda-code.c (perfect_nestify): Adjust a call to
296 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
297 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
299 * tree-ssa-dce.c (remove_dead_phis): Likewise.
300 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
301 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
302 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
304 * combine.c (simplify_and_const_int): Use gen_int_mode instead
305 of GEN_INT (trunc_int_for_mode (...)).
306 * loop-iv.c (iv_number_of_iterations): Likewise.
307 * postreload.c (reload_cse_move2add): Likewise.
308 * simplify-rtx.c (simplify_const_unary_operation,
309 simplify_const_binary_operation): Likewise.
310 * stor-layout.c (get_mode_bounds): Likewise.
312 * fold-const.c (fold_binary): New.
313 (fold): Call fold_binary on binary expressions.
315 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
317 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
318 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
319 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
320 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
321 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
323 2005-03-04 Devang Patel <dpatel@apple.com>
325 PR tree-optimization/18815
326 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
327 loops with zero exit edges.
329 2005-03-04 Devang Patel <dpatel@apple.com>
331 * doc/invoke.texi: Remove reference to webpage that does not exist.
333 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
334 Joseph S. Myers <joseph@codesourcery.com>
337 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
338 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
339 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
340 * pa.c (get_plabel): Change argument to symbol_ref. Call
341 maybe_get_identifier instead of get_identifier.
342 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
343 (struct deferred_plabel): Replace name field with symbol field.
344 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
345 ASM_OUTPUT_EXTERNAL_REAL is defined.
346 (output_global_address): Use output_addr_const for output of all
348 (output_deferred_plabels): Use symbol_ref instead of name for address
350 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
351 ASM_OUTPUT_SYMBOL_REF): New macros.
352 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
354 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
357 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
359 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
360 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
362 2005-03-04 Jeff Law <law@redhat.com>
364 * basic-block.h (rediscover_loops_after_threading): Declare.
365 * tree-ssa-dom.c: Include cfgloop.h.
366 (tree_ssa_dominator_optimize): Discover loops and some basic
367 properties. Remove forwarder blocks recreated by loop header
368 canonicalization. Also mark backedges in the CFG.
369 * tree-ssa-threadupdate.c: Include cfgloop.h
370 (rediscover_loops_after_threading): Define.
371 (struct local_info): New field, JUMP_THREADED.
372 (prune_undesirable_thread_requests): New function.
373 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
374 then record that fact for the callers of redirct_edges.
375 (thread_block): If BB has incoming backedges, then call
376 prune_undesirable_thraed_requests. Note when we are
377 going to have to rediscover loop information. Return a
378 boolean indicating if any jumps were threaded.
379 (thread_through_all_blocks): Bubble up boolean indicating
380 if any jumps were threaded.
381 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
382 (tree-ssa-threadupdate.o): Similarly.
384 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
386 * fold-const.c (fold_ternary): Unroll the "for" loop to
389 2005-03-04 Andrew Haley <aph@redhat.com>
391 * unwind-dw2-fde-glibc.c (struct
392 unw_eh_callback_data.check_cache): New field.
393 (frame_hdr_cache): New.
394 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
395 Cache frame header info.
397 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
399 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
400 (print_c_condition): Declare.
401 * read-rtl.c (ptr_loc): New structure.
402 (ptr_locs, ptr_loc_obstack, joined_conditions)
403 (joined_conditions_obstack): New variables.
404 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
405 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
406 (join_c_conditions, print_c_condition): New functions.
407 (apply_macro_to_string): Associate the new string with the same
408 source location as the old one.
409 (add_condition_to_string): Use join_c_conditions.
410 (read_string): Use set_rtx_ptr_loc to record a filename and line
411 number for the string.
412 (read_rtx): Initialize the new variables above.
413 * genattrtab.c (write_test_expr, write_attr_value): Use
415 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
416 comment above the GCC_VERSION check.
417 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
418 Inline the definition of MAYBE_EVAL.
419 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
420 * genoutput.c (process_template): Likewise.
421 * genpreds.c (write_predicate_subfunction): Likewise.
422 (write_predicate_expr): Use print_c_condition.
423 * genrecog.c (write_cond): Likewise.
424 * gensupport.c (process_rtx): Use join_c_conditions to join the
425 conditions of a define_insn_and_split. Record a source location
426 for the string after the "&&".
427 (alter_test_for_insn): Use join_c_conditions.
429 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
432 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
433 PR tree-optimization/15784
434 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
437 2005-03-04 Ben Elliston <bje@au.ibm.com>
439 * gcc.c (option_map): Add --coverage.
440 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
441 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
442 * config/darwin.h: Pass -lgcov for `coverage'.
443 * doc/invoke.texi (Debugging Options): Document --coverage.
445 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
447 * gcse.c (bypass_block): Use find_edge wherever possible.
449 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
453 * c-opts.c (c_common_parse_file): Call start_source_file
454 and end_source_file at the approriate times.
456 * dwarf2out.c (dwarf2out_finish): Don't auto-end
457 the main file, it will be done for us now.
459 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
461 * fold-const.c (fold_ternary): New.
462 (fold): Call fold_ternary on ternary expressions. Remove
463 handling of ternary expressions.
465 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
467 PR tree-optimization/15784
468 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
471 2005-03-03 David Edelsohn <edelsohn@gnu.org>
473 * config/rs6000/predicates.md (branch_comparison_operator):
474 Convert from C block to conditional format.
476 2005-03-03 Jan Hubicka <jh@suse.cz>
478 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
479 and non-constant public variables.
481 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
483 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
486 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
489 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
490 calls to release_ssa_name and release_phi_node.
492 * fold-const.c (fold): Remove handling of unary expressions.
494 * fold-const.c (fold_unary): Avoid directly using the original
495 expression t as much as possible.
497 2005-03-03 Roger Sayle <roger@eyesopen.com>
498 Andrew Pinski <pinskia@physics.uc.edu>
500 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
501 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
503 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
505 Describe special registers SRP and MOF as allocatable registers.
506 * config/cris/cris.c (cris_md_asm_clobbers): New function.
507 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
508 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
509 TARGET_HAS_MUL_INSNS.
510 (cris_print_operand) <case 'd'>: New case.
511 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
512 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
514 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
515 (REG_ALLOC_ORDER): Update for MOF.
516 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
518 (GENERAL_REGS): No longer a define of ALL_REGS.
519 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
520 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
522 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
523 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
524 (SECONDARY_RELOAD_CLASS): Define.
525 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
526 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
527 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
528 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
529 (REGISTER_MOVE_COST): Define.
530 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
531 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
532 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
533 (CRIS_MOF_REGNUM): New define_constants.
534 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
536 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
538 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
539 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
540 Adjust for MOF being properly described as a register.
541 (indir_to_reg_split): Name this split. Conditionalize on the
542 destination register being a general register.
543 (movei): Conditionalize on on operands 0 and 1 having the same
546 2005-03-03 Alan Modra <amodra@bigpond.net.au>
549 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
550 -mcpu to override any other explicitly given flags.
552 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
554 * recog.c (verify_changes, confirm_change_group): New functions,
555 broken out of apply_change_group.
556 (apply_change_group): Use them.
557 * recog.h (verify_change, confirm_change_group): Declare.
558 * rtl.h (redirect_jump_2): Declare.
559 * jump.c (redirect_exp, invert_exp): Delete.
560 (invert_exp_1): Take second parameter. Return value. Changed caller.
561 (redirect_jump_2): New function, broken out of redirect_jump.
562 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
563 (invert_jump): Use invert_jump_1 and redirect_jump_2.
564 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
566 2005-03-02 Geoffrey Keating <geoffk@apple.com>
568 * varasm.c (named_section): Use xstrdup rather than doing it by
571 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
573 2005-03-02 Devang Patel <dpatel@apple.com>
575 Undo PR tree-optimization/18815 fix.
577 2005-03-02 Devang Patel <dpatel@apple.com>
579 PR tree-optimization/18815
580 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
581 loops with zero exit edges.
583 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
585 * cfg.c (connect_src, connect_dest, disconnect_src,
586 disconnct_dest): New.
587 (unchecked_make_edge, remove_edge, redirect_edge_succ,
588 redirect_edge_pred): Use the new functions.
590 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
591 free_dominance_info only when needed.
593 2005-03-02 David Edelsohn <edelsohn@gnu.org>
596 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
597 (reg_or_sub_cint64_operand): Same.
599 2005-03-02 Jeff Law <law@redhat.com>
601 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
602 CFG_ALTERED in the main DOM iteration loop.
604 2005-03-02 Mark Mitchell <mark@codesourcery.com>
607 * varasm.c (initializer_constant_valid_p): Allow conversions
608 between OFFSET_TYPEs. Tidy.
610 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
612 * config/cris/cris.md ("return"): Remove epilogue delay list
615 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
617 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
619 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
621 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
623 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
624 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
625 config/m68k/m68k.c, config/mips/mips.h,
626 config/rs6000/rs6000-protos.h, doc/contrib.texi,
627 doc/include/gcc-common.texi: Update copyright.
629 PR middle-end/18029 and PR middle-end/18030
630 * expr.c (optimize_bitfield_assignment_op): Add a special case
631 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
633 * fold-const.c (fold_unary): New.
634 (fold): Call fold_unary on unary expressions.
636 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
638 * cgraph.h (struct cgraph_edge): Add prev_caller and
640 (cgraph_node_remove_callees): Export.
641 * cgraph.c (cgraph_create_edge): Initialize prev_caller
643 (cgraph_edge_remove_callee): New function.
644 (cgraph_edge_remove_caller): Likewise.
645 (cgraph_remove_edge): Use.
646 (cgraph_redirect_edge_callee): Likewise.
647 (cgraph_node_remove_callees): New function.
648 (cgraph_node_remove_callers): Likewise.
649 (cgraph_remove_node): Use.
650 * tree-optimize.c (tree_rest_of_compilation): Use
651 cgraph_node_remove_callees instead of manual loop.
652 * cgraphunit.c (cgraph_finalize_function): Likewise.
653 (cgraph_expand_function): Likewise.
654 (cgraph_remove_unreachable_nodes): Likewise.
656 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
659 * c-tree.h (undeclared_variable, build_external_ref): Add extra
661 * c-decl.c (undeclared_variable): Take location as argument.
662 * c-typeck.c (build_external_ref): Likewise.
663 * c-parser.c (c_parser_postfix_expression): Pass location of
664 identifier to build_external_ref.
666 2005-03-01 David Edelsohn <edelsohn@gnu.org>
668 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
669 CCEQ mode for branch_positive_comparison_operator test.
670 * config/rs6000/predicates (branch_comparison_operator): Revert to
672 (scc_comparison_operator): Same.
673 (branch_positive_comparison_operator): Same.
675 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
677 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
678 (cris_delay_slots_for_epilogue): Remove.
679 (save_last): Move into cris_target_asm_function_epilogue.
680 (cris_target_asm_function_epilogue): Remove tests for file being
682 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
683 (cris_delay_slots_for_epilogue): Remove prototypes.
684 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
685 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
687 2005-03-01 David Edelsohn <edelsohn@gnu.org>
689 * config/rs6000/predicates.md (branch_comparison_operator): Change
690 to define_special_predicate.
691 (scc_comparison_operator): Same.
692 (branch_positive_comparison_operator): Same.
694 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
696 * Makefile.in (tree-ssa-sink.o): New.
697 (OBJS-common): Add tree-ssa-sink.o.
698 * common.opt: Add -ftree-sink
699 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
700 * timevar.def (TV_TREE_SINK): new timevar.
701 * tree-flow.h (is_hidden_global_store): Prototype.
702 * tree-optimize.c (init_tree_optimization_passes): Add
704 * tree-pass.h (pass_sink_code): New.
705 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
706 for non-obvious global store store to is_hidden_global_store, and
707 call that new function.
708 * tree-ssa-sink.c: New file.
709 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
710 * doc/passes.texi: Document forward store motion.
711 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
712 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
713 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
714 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
716 2005-03-01 Per Bothner <per@bothner.com>
718 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
719 and we have a non-zero column-number, add it to the message.
720 Also factor out the diagnostic_kind_text.
722 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
724 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
725 flow_loop_pre_header_scan, flow_loop_pre_header_find,
726 flow_loop_scan): Removed.
727 (flow_loop_dump): Do not dump removed fields.
728 (flow_loop_free): Do not free removed fields.
729 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
730 (loop_exit_edge_p): New function.
731 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
732 num_pre_header_edges, entry_edges, num_entries, exit_edges,
733 num_exits, exits_doms.
734 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
735 LOOP_EDGES, LOOP_ALL): Removed.
736 (flow_loop_scan): Declaration removed.
737 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
738 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
740 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
741 (if_convert): Call flow_loops_find and flow_loops_free
742 when calling mark_loop_exit_edges.
743 * cfgloopanal.c (mark_loop_exit_edges): Moved from
744 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
745 free_dominance_info calls.
746 * loop-init.c (flow_loops_find): Ditto.
747 * passes.c (rest_of_handle_branch_prob): Ditto.
748 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
749 * loop-unroll.c (analyze_insns_in_loop): Do not use
751 * predict.c (predict_loops): Do not call flow_loop_scan.
752 Use get_loop_exit_edges.
753 (tree_estimate_probability): Do not pass flags to flow_loops_find.
754 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
755 Do not use EDGE_LOOP_EXIT.
756 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
757 to bb_with_exit_edge_p.
758 (if_convertible_loop_p): Do not call flow_loop_scan. Use
759 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
760 to bb_with_exit_edge_p.
761 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
763 * tree-loop-linear.c (linear_transform_loops): Do not call
764 flow_loop_scan. Use loop->single_exit.
765 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
766 (vect_analyze_loop_form): Do not call flow_loop_scan.
767 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
769 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
771 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
772 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
773 slpeel_tree_duplicate_loop_to_edge_cfg,
774 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
775 Use loop_preheader_edge and loop->single_exit. Do not call
778 2005-03-01 Nick Clifton <nickc@redhat.com>
780 * config/arm/arm.c (thumb_find_work_register): Check all of the
781 argument registers to see if they are free, and a couple of
782 special cases where the last argument register but can be proved
783 to be available during the function's prologue.
784 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
785 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
786 thumb_unexpanded_epilogue): Use unsigned long as the type for the
788 (thumb_compute_save_reg_mask): Likewise. Also use
789 thumb_find_work_register() to ensure that there is agreement about
790 which work register is going to be used in the prologue.
791 (thumb_output_function_prologue): Use unsigned long as the type
792 for the register bit-mask. Also delay pushing the link register if
793 other high registers are going to be pushed.
794 (thumb_compute_save_reg_mask, emit_multi_reg_push,
795 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
796 redundant prototypes.
798 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
801 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
802 and after reload in REG+REG indexed addresses without REG_POINTER
803 set in the base and not set in the index.
805 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
807 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
809 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
810 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
811 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
812 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
813 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
815 * config.gcc (sh*-*-linux*): Use config/linux.h.
817 2005-02-28 Dale Johannesen <dalej@apple.com>
818 Stan Shebs <shebs@apple.com>
820 Rewrite of 64-bit Darwin structure-by-value pass/return.
821 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
822 intoffset, use_stack, named.
823 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
824 (rs6000_darwin64_record_arg_advance_flush): New.
825 (rs6000_darwin64_record_arg_advance_recurse): New.
826 (rs6000_darwin64_record_arg_flush): New.
827 (rs6000_darwin64_record_arg_recurse): New.
828 (rs6000_darwin64_record_arg): New.
829 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
830 (function_arg_boundary): Handle 128-bit aligned structs.
831 (function_arg_advance): Rewrite darwin64 struct handling.
832 (function_arg): Call rs6000_darwin64_record_arg.
833 (function_arg_partial_nregs): Handle darwin64 structs.
834 (rs6000_darwin64_function_value): Remove.
835 (rs6000_function_value): Call rs6000_darwin64_record_arg.
837 2005-02-28 Roger Sayle <roger@eyesopen.com>
839 PR tree-optimization/20216
840 * tree-chrec.c (tree_fold_factorial): Delete.
841 (tree_fold_binomial): Change argument list to take a return type
842 and change the type of K to unsigned int. Rewrite to avoid explicit
843 evaluation of factorials, and (recursively) calling fold to perform
844 compile-time arithmetic. Return NULL on (internal) overflow.
845 (chrec_evaluate): Change type of K to an unsigned int. Avoid
846 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
847 if any intermediate calculation overflows.
848 (chrec_apply): Update call to chrec_evaluate.
850 2005-02-28 James E Wilson <wilson@specifixinc.com>
852 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
854 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
857 * c-parser.c (c_parser_compound_statement): Return error_mark_node
858 instead of NULL_TREE on error.
860 2005-02-28 David Edelsohn <edelsohn@gnu.org>
862 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
863 (EASY_VECTOR_15_ADD_SELF): Remove.
864 (num_insns_constant_wide): Not static.
865 (validate_condition_mode): Not static.
866 (toc_relative_expr_p): Not static.
867 (legitimate_indirect_address_p): Not static.
868 (macho_lo_sum_memory_operand): Not static.
869 (invalid_e500_subreg): Not static.
870 (easy_vector_same): Not static.
871 (easy_vector_splat_const): Not static.
872 (RS6000_SYMBOL_REF_TLS_P): Remove.
873 (any_operand): Delete.
874 (any_parallel_operand): Delete.
875 (count_register_operand): Delete.
876 (altivec_register_operand): Delete.
877 (xer_operand): Delete.
878 (s8bit_cint_operand): Delete.
879 (short_cint_operand): Delete.
880 (u_short_cint_operand): Delete.
881 (non_short_cint_operand): Delete.
882 (exact_log2_cint_operand): Delete.
883 (gpc_reg_operand): Delete.
884 (cc_reg_operand): Delete.
885 (cc_reg_not_cr0_operand): Delete.
886 (reg_or_short_operand): Delete.
887 (reg_or_neg_short_operand): Delete.
888 (reg_or_aligned_short_operand): Delete.
889 (reg_or_u_short_operand): Delete.
890 (reg_or_cint_operand): Delete.
891 (reg_or_arith_cint_operand): Delete.
892 (reg_or_add_cint64_operand): Delete.
893 (reg_or_sub_cint64_operand): Delete.
894 (reg_or_logical_cint_operand): Delete.
895 (got_operand): Delete.
896 (got_no_const_operand): Delete.
897 (easy_fp_constant): Delete.
898 (easy_vector_constant): Delete.
899 (easy_vector_constant_add_self): Delete.
900 (zero_constant): Delete.
901 (zero_fp_constant): Delete.
902 (volatile_mem_operand): Delete.
903 (offsettable_mem_operand): Delete.
904 (mem_or_easy_const_operand): Delete.
905 (add_operand): Delete.
906 (non_add_cint_operand): Delete.
907 (logical_operand): Delete.
908 (non_logical_cint_operand): Delete.
909 (mask_operand): Delete.
910 (mask_operand_wrap): Delete.
911 (mask64_operand): Delete.
912 (mask64_2_operand): Delete.
913 (and64_operand): Delete.
914 (and64_2_operand): Delete.
915 (and_operand): Delete.
916 (reg_or_mem_operand): Delete.
917 (lwa_operand): Delete.
918 (symbol_ref_operand): Delete.
919 (call_operand): Delete.
920 (current_file_function_operand): Delete.
921 (input_operand): Delete.
922 (rs6000_nonimmediate_operand): Delete.
923 (rs6000_tls_symbol_ref): Delete.
924 (save_world_operation): Delete.
925 (restore_world_operation): Delete.
926 (load_multiple_operation): Delete.
927 (store_multiple_operation): Delete.
928 (vrsave_operation): Delete.
929 (mfcr_operation): Delete.
930 (mtcrf_operation): Delete.
931 (lmw_operation): Delete.
932 (stmw_operation): Delete.
933 (branch_comparison_operator): Delete.
934 (branch_positive_comparison_operator): Delete.
935 (scc_comparison_operator): Delete.
936 (trap_comparison_operator): Delete.
937 (boolean_operator): Delete.
938 (boolean_or_operator): Delete.
939 (min_max_operator): Delete.
940 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
941 (EASY_VECTOR_15): Moved to here.
942 (EASY_VECTOR_15_ADD_SELF): Move to here.
943 (PREDICATE_CODES): Delete.
944 * config/rs6000/rs6000-protos.h: Delete predicate functions.
945 Declare functions no longer static.
946 * config/rs6000/predicates.md: New.
947 * config/rs6000/rs6000.md: Include predicates.md
949 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
951 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
952 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
954 * cfgrtl.c (need_fake_edge_p): Likewise.
955 * combine.c (distribute_notes): Likewise.
956 * emit-rtl.c (try_split): Likewise.
957 * recog.c (peephole2_opimize): Likewise.
958 * reg-notes.def (ALWAYS_RETURN): Remove.
959 * rtl.h (LCT_ALWAYS_RETURN): Remove.
960 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
961 * tree.h (ECF_ALWAYS_RETURN): Remove.
963 2005-02-28 Roger Sayle <roger@eyesopen.com>
966 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
967 between different machine modes is never a "useless" conversion.
969 2005-02-28 Geert Bosch <bosch@gnat.com>
972 * doc/contrib.texi: List contributors for Ada front end
974 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
976 * simplify-rtx.c (simplify_unary_operation_1,
977 simplify_const_unary_operation): New, extracted from...
978 (simplify_unary_operation): ... this one.
979 (simplify_binary_operation_1,
980 simplify_const_binary_operation): New, extracted from...
981 (simplify_binary_operation): ... this one.
982 * rtl.h (simplify_const_unary_operation,
983 simplify_const_binary_operation): Add prototypes.
985 2005-02-28 Julian Brown <julian@codesourcery.com>
987 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
988 building libjava and caused PR regression/20228.
990 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
993 * Makefile.in (host_subdir): New.
994 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
995 * configure: Regenerate.
997 2005-02-27 Zack Weinberg <zack@codesourcery.com>
999 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1000 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1001 installation directory first.
1003 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1006 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1007 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1008 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1009 * config/cris/cris.md: Tweak comments referring to Q.
1010 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1011 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1012 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1013 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1014 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1015 Insert spaces in constraints to align alternatives vertically for
1017 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1020 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1022 PR rtl-optimization/17728
1023 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1024 operand 0 from general_operand to move_dest_operand.
1026 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1028 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1029 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1030 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1031 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1033 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1035 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1036 * configure: Regenerate.
1037 * libada-mk.in: Remove CC; rename
1038 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1040 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1043 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1044 for the lhs, also walk over the tree. Likewise for rhs.
1046 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1048 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1049 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1050 Do not propagate value of iv before increment over the increment.
1052 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1054 * c-parser.c: New file.
1055 * c-parse.in: Remove.
1056 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1058 (c-parser.o): Add dependencies.
1059 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1060 maintainer-clean, TAGS): Update.
1061 * c-config-lang.in (gtfiles): Update.
1062 * gengtype-lex.l: Don't handle "@@".
1063 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1064 objc_build_synchronized, objc_begin_try_stmt,
1065 objc_begin_catch_clause, objc_finish_catch_clause,
1066 objc_build_finally_clause, objc_finish_try_stmt): New.
1067 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1069 (c_parse_init): Update comment.
1070 * c-decl.c (c_init_decl_processing): Update comment.
1071 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1072 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1073 new c_declspecs members.
1075 2005-02-25 Julian Brown <julian@codesourcery.com>
1077 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1078 from being used for symbols with vague linkage when
1079 HAVE_GAS_COMDAT_GROUP is true.
1081 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1083 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1085 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1088 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1089 (LIBGCC2_HAS_DF_MODE): New.
1090 (LIBGCC2_HAS_XF_MODE): New.
1091 (LIBGCC2_HAS_TF_MODE): New.
1092 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1093 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1094 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1095 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1096 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1097 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1098 and add _fixtfdi, _fixunstfdi, _floatditf
1099 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1100 L_fixunstfdi, L_floatditf.
1101 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1102 (LIBGCC2_HAS_TF_MODE): Define.
1104 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1106 PR tree-optimization/20204
1107 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1108 REWRITE_THIS_STMT markers on PHI nodes.
1109 (rewrite_initialize_block): Likewise.
1111 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1113 * version.c (version_string): Update to 4.1.
1115 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1117 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1118 Clarify that the alternative way doesn't work in GNU C++.
1120 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1122 PR tree-optimization/19937
1123 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1124 to the type of the induction variable.
1126 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1128 PR rtl-optimization/20117
1129 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1130 the block including noncopyable insn.
1132 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1134 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1135 calls to find_reg_note.
1137 2005-02-24 Richard Henderson <rth@redhat.com>
1140 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1143 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1145 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1146 vector types if to use base reg for misaligned non-word ld/std.
1148 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1151 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1152 dwarf2 label manually and put it after, not before the prologue.
1154 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1157 * reload.c (operands_match_p): Only increment register number for
1158 SCALAR_INT_MODE_P modes in multiple hard registers.
1160 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1163 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1165 * ChangeLog.5: Fix log message typo(s).
1166 * ChangeLog.7: Likewise.
1167 * ChangeLog.tree-ssa: Likewise.
1168 * cfgexpand.c: Fix comment typo(s).
1169 * conflict.c: Likewise.
1170 * defaults.h: Likewise.
1171 * dwarf2out.c: Likewise.
1173 * ggc-page.c: Likewise.
1174 * tree-eh.c: Likewise.
1175 * tree-ssa-dom.c: Likewise.
1177 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1180 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1181 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1182 if SHARED is defined.
1185 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1186 allow splitting only if operands 0 and 3 don't overlap.
1188 2005-02-24 Richard Henderson <rth@redhat.com>
1191 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1192 (fold_builtin_1): Call them.
1193 * fold-const.c (fold_complex_mult_parts): Split out from ...
1194 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1195 (fold_complex_div_parts, fold_complex_div): New.
1197 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1199 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1201 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1202 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1204 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1205 (print_node): Likewise.
1206 Print TYPE_SIZES_GIMPLIFIED.
1208 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1210 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1211 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1212 operands as commutative in constraints.
1214 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1216 * tree-into-ssa.c: Re-organize internal functions.
1218 2005-02-24 Richard Henderson <rth@redhat.com>
1221 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1223 * common.opt (fcx-limited-range): New.
1224 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1225 * toplev.c (flag_complex_method): Initialize to 1.
1226 (process_options): Set flag_complex_method to 0 if
1227 flag_cx_limited_range.
1228 * doc/invoke.texi (-fcx-limited-range): New.
1230 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1232 * cse.c (delete_trivially_dead_insns): Speed up by using
1233 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1236 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1238 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1239 functions when -mid-shared-library is being used.
1241 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1243 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1244 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1245 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1246 * system.h: Poison LINK_LIBGCC_SPECIAL.
1248 2005-02-23 James E Wilson <wilson@specifixinc.com>
1250 * gengtype.c (note_insn_name): Make 1 element larger.
1252 2005-02-23 Roger Sayle <roger@eyesopen.com>
1255 PR rtl-optimization/20097
1256 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1257 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1259 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1261 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1262 * t-aix52 (SHLIB_INSTALL): Same.
1264 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1266 * genpreds.c: Update copyright.
1268 2005-02-23 Michael Beach <michaelb@ieee.org>
1271 * config/sparc/t-elf (startup files): Assemble with CPP.
1273 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1275 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1276 (write_predicate_expr): Likewise.
1278 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1280 PR tree-optimization/20100
1281 PR tree-optimization/20115
1282 * tree-optimize.c (init_tree_optimization_passes): Remove
1283 pass_maybe_create_global_var.
1284 * tree-pass.h (pass_maybe_create_global_var): Remove.
1285 * tree-ssa-alias.c (aliases_computed_p): Declare.
1286 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1287 (count_calls_and_maybe_create_global_var): Remove.
1288 (pass_maybe_create_global_var): Remove.
1289 (init_alias_info): Do not declare aliases_computed_p.
1290 (maybe_create_global_var): If the function contains no
1291 call-clobbered variables and a mix of pure/const and regular
1292 function calls, create .GLOBAL_VAR.
1293 Mark all call-clobbered variables for renaming.
1294 (merge_pointed_to_info): Update comment.
1295 (add_pointed_to_var): Likewise.
1296 (is_escape_site): Likewise.
1297 Accept struct alias_info * instead of size_t *.
1299 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1301 * tree-ssa-operands.c (get_call_expr_operands): If
1302 ALIASES_COMPUTED_P is false, do not add call-clobbering
1304 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1305 (delete_tree_ssa): Likewise.
1307 2005-02-22 James E Wilson <wilson@specifixinc.com>
1309 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1310 (do_compile): Do call it here.
1312 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1314 PR rtl-optimization/20017.
1315 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1316 rest_of_handle_cse2, rest_of_handle_gcse): Call
1317 delete_dead_jumptables immediately before calling cleanup_cfg.
1319 2005-02-22 Devang Patel <dpatel@apple.com>
1322 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1325 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1327 * config/rs6000/aix.h (WINT_TYPE): Define.
1329 2005-02-22 Stan Shebs <shebs@apple.com>
1331 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1332 natural alignment for 64-bit Darwin.
1333 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1335 * doc/invoke.texi: Document this.
1337 2005-02-22 DJ Delorie <dj@redhat.com>
1339 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1340 to make_[un]signed_type, not the mode itself.
1342 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1344 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1345 not available. Use tail calls wherever possible.
1346 (make_edge): Call unchecked_make_edge to create an edge.
1348 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1349 (coalesce_ssa_name): Don't check for
1350 SSANORM_USE_COALESCE_LIST.
1351 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1353 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1355 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1356 (rewrite_into_ssa): ... here.
1358 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1360 PR tree-optimization/19786
1361 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1362 tag to another's may-alias bitmap when adding to the other's list.
1364 2005-02-21 DJ Delorie <dj@redhat.com>
1366 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1367 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1368 registers in unsupported ways.
1369 * expmed.c (init_expmed): Likewise.
1371 2005-02-21 Stan Cox <scox@redhat.com>
1373 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1375 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1377 * tree-cfg.c (fold_cond_expr_cond): New.
1378 (make_edges): Call fold_cond_expr_cond.
1379 (find_taken_edge): Accept nothing but INTEGER_CST.
1380 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1382 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1384 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1385 that do not belong to any basic block.
1387 2005-02-21 Jeff Law <law@redhat.com>
1389 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1392 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1394 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1395 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1396 Adjust their definitions.
1397 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1398 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1400 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1401 genautomata.c, langhooks.c, langhooks.h, system.h,
1402 config/arm/lib1funcs.asm: Update copyright.
1404 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1406 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1408 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1411 * doc/install.texi: Document --with-gc.
1413 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1415 * simplify-rtx.c (simplify_unary_operation): Add a missing
1418 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1420 PR tree-optimization/18663
1421 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1422 if the type has variable bounds.
1424 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1426 * gcse.c: Remove an obsolete comment.
1428 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1430 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1432 * doc/extend.texi (Function Attributes) <Attribute const>: The
1433 attribute "pure" is below this text, not above.
1435 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1437 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1438 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1439 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1441 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1444 * langhooks.h (struct lang_hooks): Add to_target_charset.
1445 * langhooks.c (lhd_to_target_charset): New function.
1446 * langhooks-def.h: Declare lhd_to_target_charset.
1447 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1448 (LANG_HOOKS_INITIALIZER): Update.
1449 * c-common.c (c_common_to_target_charset): New function.
1450 * c-common.h: Declare it.
1451 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1452 c_common_to_target_charset.
1454 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1455 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1457 * system.h: Poison them.
1458 * doc/tm.texi: Don't discuss them.
1459 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1460 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1461 (pp_c_char): Do not attempt to generate letter escapes for
1463 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1464 * config/mips/mips.c (mips_output_ascii): Likewise.
1466 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1468 PR tree-optimization/19951
1469 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1472 2005-02-19 Steven Bosscher <stevenb@suse.de>
1475 * function.h (struct function): New field `max_loop_depth'.
1476 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1477 (flow_loops_find): Reset the max loop depth count before finding loops.
1478 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1479 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1480 (calculate_global_regs_live): Make sure the loop will terminate
1481 when the initial sets are not empty.
1483 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1485 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1487 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1489 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1492 * doc/invoke.texi: Remove documentation of %M spec.
1494 (init_spec): Remove %M suffix from -lgcc_s.
1495 (do_spec_1): Remove 'M' case.
1496 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1497 to put shared libraries in the multilib directory. Remove the
1498 shlib_so_soname substitution variable. Don't add a multilib encoding
1499 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1500 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1501 SHLIB_INSTALL as well as SHLIB_LINK.
1502 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1503 (SHLIB_NAME): Delete.
1504 (SHLIB_DIR): New macro.
1505 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1506 (SHLIB_INSTALL): Adjust accordingly.
1507 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1508 * config/t-slibgcc-sld: Likewise.
1509 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1510 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1511 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1513 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1514 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1515 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1516 Use @shlib_base_name@ instead of @shlib_so_name@.
1517 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1518 and @shlib_base_name@.so in @multilib_dir@.
1519 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1520 to the install path.
1521 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1522 (SHLIB_LINK): Remove previous workaround.
1523 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1524 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1525 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1527 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1528 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1529 (SHLIB_INSTALL): Adjust accordingly.
1530 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1531 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1532 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1533 config/t-slibgcc-elf-ver.
1535 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1536 Jakub Jelinek <jakub@redhat.com>
1538 PR tree-optimization/19828
1539 * tree-ssa-loop-im.c: Add a TODO comment.
1540 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1541 without side-effects.
1543 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1545 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1548 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1550 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1551 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1552 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1554 (ia64_reorg): Delete fixup_errata call.
1555 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1556 (TARGET_SWITCHES): Delete -mb-step entry.
1558 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1561 * c-typeck.c (composite_type): Handle quals in transparent unions.
1562 (type_lists_compatible_p): Likewise.
1564 2005-02-18 Stan Shebs <shebs@apple.com>
1566 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1567 expressions in the .literal8 section.
1569 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1571 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1573 2005-02-18 Roger Sayle <roger@eyesopen.com>
1575 * fold-const.c (constant_boolean_node): Always create values of the
1576 specified type, don't bother calling truthvalue_conversion.
1578 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1580 * except.c (output_function_exception_table): Call
1581 assemble_external_libcall (eh_personality_libfunc).
1583 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1586 * config/ia64/ia64.h (struct machine_function): Add state_num.
1587 * config/ia64/ia64.c (process_epilogue,
1588 process_for_unwind_directive): Use new unwind state numbers each
1589 time rather than state 1.
1591 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1594 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1595 before the "*llgt_didi" pattern.
1597 2005-02-18 Jason Merrill <jason@redhat.com>
1599 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1601 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1603 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1604 (div0): Use it in place of ARM_FUNC_ALIAS.
1605 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1607 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1610 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1611 access, the lower bound of the array type if it exists.
1613 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1616 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1617 cases that are out-of-range for the index type.
1619 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1621 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1622 (estimate_case_costs): Don't call convert.
1623 * expmed.c (expand_shift): Likewise.
1624 (make_tree): Call fold_convert instead of convert.
1626 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1629 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1630 that ref to be marked MEM_READONLY_P doesn't have base that needs
1633 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1635 * genautomata.c (output_get_cpu_unit_code_func,
1636 output_cpu_unit_reservation_p): Don't generate old-style function
1639 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1642 PR tree-optimization/20009
1643 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1645 PR tree-optimization/18947
1646 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1647 inline, remove all nodes that are inlined into the extern inline
1650 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1652 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1653 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1654 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1655 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1658 2005-02-17 Roger Sayle <roger@eyesopen.com>
1660 PR tree-optimization/19917
1661 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1662 to be potentially trapping.
1664 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1666 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1668 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1670 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1671 tem becomes a local variable which is set to the value of the
1672 back end defined INITIAL_FRAME_ADDRESS macro.
1673 (expand_builtin_frame_address): Omit the base parameter to
1674 expand_builtin_return_addr.
1675 (expand_builtin_profile_func): Likewise.
1676 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1677 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1678 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1680 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1682 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1683 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1684 * config/frv/frv.c (frv_function_epilogue): Likewise.
1686 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1688 * lambda-code (perfect_nestify): Remove mark/unmark
1690 * tree-loop-linear.c (linear_transform_loops): Add
1691 rewrite_into_ssa call so that ssa is correct for
1692 rewriting into loop closed.
1694 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1696 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1697 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1699 * bt-load.c (btr_def_live_range, combine_btr_defs,
1700 migrate_btr_def, migrate_btr_defs): Likewise.
1701 * cfgcleanup.c (thread_jump): Likewise.
1702 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1703 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1704 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1705 df_rd_local_compute, df_reg_info_compute): Likewise.
1706 * dominance.c (init_dom_info, free_dom_info): Likewise.
1707 * flow.c (init_propagate_block_info,
1708 free_propagate_block_info): Likewise.
1709 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1710 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1711 modify_reg_pav): Likewise.
1712 * loop-invariant.c (find_defs, find_invariant_insn,
1713 find_invariants, free_inv_motion_data): Likewise.
1714 * predict.c (tree_predict_by_opcode,
1715 estimate_bb_frequencies): Likewise.
1716 * stmt.c (expand_case): Likewise.
1717 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1718 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1719 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1720 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1721 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1722 rewrite_ssa_into_ssa): Likewise.
1723 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1724 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1725 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1726 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1727 * tree-sra.c (tree_sra): Likewise.
1728 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1729 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1730 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1731 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1732 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1733 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1735 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1736 calculate_live_on_entry, calculate_live_on_exit,
1737 build_tree_conflict_graph): Likewise.
1738 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1739 record_important_candidates, set_use_iv_cost, find_depends,
1740 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1741 tree_ssa_iv_optimize_finalize): Likewise.
1742 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1743 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1744 tree_duplicate_loop_to_header_edge): Likewise.
1745 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1746 * tree-ssa.c (verify_flow_insensitive_alias_info,
1747 verify_name_tags, verify_ssa, init_tree_ssa,
1748 delete_tree_ssa): Likewise.
1749 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1750 fini_ssanames): Likewise.
1751 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1753 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1755 * config/rs6000/t-rtems: Completely reworked.
1757 2005-02-17 Ira Rosen <irar@il.ibm.com>
1759 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1761 2005-02-17 Ira Rosen <irar@il.ibm.com>
1763 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1764 POINTER_TYPE_P when checking that type is a pointer.
1765 (vect_get_memtag): Remove.
1766 (vect_address_analysis): Use POINTER_TYPE_P. Call
1767 vect_object_analysis with dummy parameter for memtag.
1768 (vect_object_analysis): Extract memtag (functionality that
1769 used to be in vect_get_memtag and moved here). Fix printings.
1770 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1771 with correct parameters. Remove call to vect_get_memtag.
1773 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1775 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1776 (tree-vectorizer.o): Added missing dependencies.
1778 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1780 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1781 declaration in tree-vectorizer.c, now has an extern declaration in
1783 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1784 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1785 get_vectype_for_scalar_type, vect_is_simple_use,
1786 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1787 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1788 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1789 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1790 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1791 find_loop_location): Likewise.
1793 * tree-vectorizer.c (langhooks.h): #include removed.
1794 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1795 moved to tree-vectorized.h.
1796 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1797 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1798 get_vectype_for_scalar_type, vect_is_simple_use,
1799 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1800 vect_supportable_dr_alignment, new_loop_vec_info,
1801 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1802 vect_set_verbosity_level, find_loop_location): Likewise.
1804 (vect_analyze_loop): Function externalized. Declaration moved to
1805 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1806 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1807 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1808 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1809 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1810 vect_enhance_data_refs_alignment, vect_analyze_operations,
1811 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1812 vect_stmt_relevant_p, vect_get_loop_niters,
1813 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1814 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1815 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1816 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1817 vect_get_memtag): Likewise.
1819 (vectorizable_load): Function externalized. Declaration moved to
1820 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1821 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1822 vect_transform_loop): Likewise.
1823 (vect_transform_stmt): Moved to tree-vect-transform.c.
1824 (vect_align_data_ref, vect_create_destination_var,
1825 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1826 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1827 vect_get_vec_def_for_operand, vect_init_vector,
1828 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1829 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1830 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1831 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1832 vect_do_peeling_for_loop_bound): Likewise.
1834 * tree-vect-analyze.c: New file.
1835 * tree-vect-transform.c: New file.
1837 2005-02-17 Jason Merrill <jason@redhat.com>
1839 PR mudflap/19319, c++/19317
1840 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1843 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1845 * doc/install.texi (Specific): Update link for Darwin-specific
1848 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1850 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1851 constant_boolean_node.
1853 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1856 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1857 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1859 2005-02-16 Richard Henderson <rth@redhat.com>
1862 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1864 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1865 replace uses with Wtype_MAXp1_F.
1866 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1867 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1868 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1869 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1870 and HAVE_TFMODE as appropriate.
1871 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1872 (__floatdisf): Likewise.
1873 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1874 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1875 (Wtype_MAXp1_F): New.
1876 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1877 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1879 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1882 * arm.c (arm_apply_result_size): New function.
1883 * arm.h (APPLY_RESULT_SIZE): Define.
1884 * arm-protos.h (arm_apply_result_size): Add prototype.
1885 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1886 (movxf): New expand.
1887 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1888 (call_value_symbol): Remove predicate for operand 0.
1889 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1890 (untyped_call): Rework to correclty return values for any type.
1891 (untyped_return): New expand.
1892 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1894 2005-02-16 Stan Shebs <shebs@apple.com>
1896 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1897 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1899 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1901 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1902 configure settings on Solaris 7 and later.
1904 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1906 PR tree-optimization/19865
1907 * tree-optimize.c (init_tree_optimization_passes): Run
1908 pass_may_alias after pass_sra.
1910 2005-02-16 Richard Henderson <rth@redhat.com>
1911 Stuart Hastings <stuart@apple.com>
1914 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1915 Do nothing if debug info suppressed for this function.
1916 (dbxout_begin_function): Early exit if debug info suppressed for
1919 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1922 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1924 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1926 PR tree-optimization/19967
1927 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1928 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1929 argument TYPE. Adjust calls to fold_builtin_XXX.
1930 (expand_builtin, fold_builtin_1): Adjust calls to
1932 (fold_builtin_strchr, fold_builtin_strpbrk,
1933 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1934 result to a requested type TYPE.
1936 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1939 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1940 (T)x & (T)cst if (T)cst overflows.
1941 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1942 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1944 2005-02-15 Jeff Law <law@redhat.com>
1946 * gcse.c (blocks_with_calls): New bitmap.
1947 (alloc_gcse_mem): Allocate it.
1948 (free_gcse_mem): Free it.
1949 (clear_modifY_mem_tables): Clear it.
1950 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1951 when we encounter CALL_INSNs.
1952 (compute_transp, case MEM): Handle blocks with calls separate
1953 from blocks without calls. Use bitmap iterators rather than
1956 2005-02-15 Peter O'Gorman <peter@pogma.com>
1959 * mklibgcc.in (vis_hide): Use a temporary object file, not
1962 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1965 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1966 access optimization.
1968 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1969 Alan Modra <amodra@bigpond.net.au>
1972 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1973 (_xlqsub): Rename to __gcc_qsub.
1974 (_xlqmul): Rename to __gcc_qmul.
1975 (_xlqdiv): Rename to __gcc_qdiv.
1976 Provide versioned symbol aliases with old names.
1977 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1978 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1979 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1980 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1981 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1983 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1985 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1986 Fold ~(A - 1) and ~(A + -1) to -A.
1988 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1992 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1993 config/pa/pa-host.c:pa_gt_pch_use_address.
1995 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1997 * tree-vn.c (get_value_handle): Make sure that given an
1998 is_gimple_min_invariant expression, we always return it.
2000 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2002 * passes.c (rest_of_handle_gcse): Fix a comment.
2004 2005-02-15 Jeff Law <law@redhat.com>
2006 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2008 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2009 (canon_list_insert, record_last_mem_set_info): Similarly.
2010 (clear_modify_mem_tables): Similarly.
2012 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2014 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2015 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2016 config/mips/mips.md, config/rs6000/aix.h,
2017 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2019 2005-02-15 Richard Henderson <rth@redhat.com>
2021 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2022 call to be best_edge.
2024 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2026 * basic-block.h: Adjust the prototype for find_basic_blocks.
2027 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2028 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2031 * flow.c (recompute_reg_usage): Remove all arguments.
2032 * passes.c (rest_of_compilation): Adjust the call to
2033 recompute_reg_usage.
2034 * rtl.h: Adjust the prototype for recompute_reg_usage.
2036 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2038 * tree-dump.c (dump_files): Update to reflect new member
2040 (dump_register): Add new argument.
2042 (dump_switch_p_1): Check against glob name if doglob was passed.
2043 (dump_switch_p): Check against regular first, then glob if
2044 we didn't have any hits on the dump name.
2045 * tree-optimize.c (register_one_dump_file):
2046 Pass in glob name as well.
2047 * tree-pass.h (struct dump_file_info): Add glob
2050 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2052 PR preprocessor/16323
2053 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2055 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2058 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2059 (trunctfdf2_internal1): New.
2060 (trunctfdf2_internal2): Renamed from trunctfdf2.
2062 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2064 PR tree-optimization/19853
2065 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2067 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2069 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2070 delete_dead_jumptables and cleanup_cfg.
2072 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2074 * reload.c (find_reloads): Swap address_reloaded flags when
2075 swapping commutative operands.
2077 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2079 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2080 Use standard_iv_increment_position for computing the bsi position
2082 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2085 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2088 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2089 life range of hard registers.
2090 * value-prof.c (insn_prefetch_values_to_profile): Only
2093 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2094 profile in libcalls.
2096 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2098 * bitmap.h (bitmap_and_compl_into): Return bool.
2099 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2101 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2103 PR tree-optimization/19944
2104 * fold-const.c (fold): Re-add ABS_EXPR folding.
2106 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2109 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2110 {TARGET,MASK}_XL_COMPAT.
2111 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2113 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2114 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2116 (rs6000_arg_partial_bytes): Same.
2117 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2118 and XL compatibility enabled.
2119 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2120 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2121 test to final condition.
2122 (cmptf_internal2): New.
2123 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2124 xl-compat. Add TFmode information to description.
2126 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2128 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2130 2005-02-13 Jason Merrill <jason@redhat.com>
2133 * fold-const.c (fold_indirect_ref_1): Split out from...
2134 (build_fold_indirect_ref): Here.
2135 (fold_indirect_ref): New fn.
2136 * tree.h: Declare it.
2137 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2138 (gimplify_modify_expr_rhs): Likewise.
2139 (gimplify_expr): Likewise.
2141 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2143 PR tree-optimization/14303
2144 PR tree-optimization/15784
2145 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2146 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2147 ABS_EXPR<x> != 0 to x != 0.
2149 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2151 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2152 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2153 spelling conventions.
2155 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2156 delete_trivially_dead_insns too many times.
2158 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2161 2005-02-12 Ira Rosen <irar@il.ibm.com>
2163 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2164 (vect_is_simple_iv_evolution): Remove redundant parameter
2166 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2167 without last parameter.
2168 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2169 Return pointer step. Call vect_is_simple_iv_evolution without
2170 last parameter. Check only that the step is multiple of size
2171 type. Remove stmt_vinfo updates.
2172 (vect_get_memtag_and_dr): Remove.
2173 (vect_get_memtag): New function.
2174 (vect_address_analysis): New function.
2175 (vect_object_analysis): New function.
2176 (vect_analyze_data_refs): Call vect_object_analysis and
2177 vect_get_memtag. Update stmt_vinfo fields.
2179 2005-02-12 Ira Rosen <irar@il.ibm.com>
2181 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2182 exist and are objects. Remove checks for pointer.
2183 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2184 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2185 (vect_create_data_ref_ptr): Likewise.
2186 (vect_base_addr_differ_p): New function.
2187 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2188 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2189 Don't set the DR_BASE_NAME field of data-ref.
2190 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2192 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2194 * optabs.h (enum optab_index): Add new OTI_ldexp.
2195 (ldexp_optab): Define corresponding macro.
2196 * optabs.c (init_optabs): Initialize ldexp_optab.
2197 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2199 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2201 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2202 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2204 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2205 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2208 2005-02-12 Ira Rosen <irar@il.ibm.com>
2210 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2212 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2214 (vect_get_base_and_offset): Always return an address.
2215 (vect_create_addr_base_for_vector_ref): Remove treatment for
2216 different data reference types.
2217 (vect_compute_data_ref_alignment): Rename base to base_address in
2218 stmt_vec_info. Get the object in order to force its alignment.
2219 (vect_get_memtag_and_dr): Rename base to base_address in
2220 stmt_vec_info. Extract the object for memtag analysis.
2222 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2224 PR regression/19898.
2225 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2226 changes cc_status, use apply modified_in_p to part of cc_status
2227 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2230 2005-02-11 Richard Henderson <rth@redhat.com>
2232 * tree-complex.c (expand_complex_libcall): New.
2233 (expand_complex_multiplication): Use it for c99 compliance.
2234 (expand_complex_division): Likewise.
2235 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2237 * builtins.c (built_in_names): Remove const.
2238 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2240 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2241 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2242 (built_in_names): Remove const.
2243 * c-common.c (c_common_type_for_mode): Handle complex modes.
2244 * flags.h, toplev.c (flag_complex_method): Rename from
2245 flag_complex_divide_method.
2246 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2247 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2248 * libgcc2.h: Declare them.
2249 * libgcc-std.ver: Export them.
2250 * mklibgcc.in (lib2funcs): Build them.
2252 2005-02-11 Steven Bosscher <stevenb@suse.de>
2254 PR tree-optimization/19876
2255 Partially revert my change from 2005-01-14
2256 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2257 (compute_antic): ...and remove the loop here.
2259 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2262 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2263 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2265 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2266 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2268 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2270 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2271 offsets for the big-endian 32-bit case.
2273 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2275 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2277 2005-02-11 Dale Johannesen <dalej@apple.com>
2279 * cselib.c (cselib_process_insn): Clear out regs where
2280 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2281 * reload.c (find_equiv_reg): Ditto.
2283 2005-02-11 Ian Lance Taylor <ian@airs.com>
2285 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2288 * tree.c (build_function_type_list): Work correctly if there are
2291 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2293 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2294 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2295 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2296 TARGET_ZARCH instead of TARGET_64BIT.
2298 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2300 * config/rs6000/t-rtems:
2301 (MULTILIB_OPTIONS): Remove mcpu=602.
2302 (MUTLILIB_DIRNAMES): Remove m602.
2303 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2304 Let mcpu=602 match mcpu=603.
2305 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2307 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2309 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2312 2005-02-10 David Daney <ddaney@avtrex.com>
2314 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2315 * config/i386/linux-unwind.h: Likewise.
2316 * config/ia64/linux-unwind.h: Likewise.
2317 * config/mips/linux-unwind.h: Likewise.
2318 * config/pa/linux-unwind.h: Likewise.
2319 * config/rs6000/linux-unwind.h: Likewise.
2320 * config/s390/linux-unwind.h: Likewise.
2321 * config/sh/linux-unwind.h: Likewise.
2322 * config/sparc/linux-unwind.h: Likewise.
2324 2005-02-10 Steven Bosscher <stevenb@suse.de>
2326 PR tree-optimization/17549
2327 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2328 TER to replace a DEF with its expression if the DEF and the
2329 rhs of the expression we replace into have the same root
2332 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2334 * config/mips/mips.md: Fix the placement of the match_scratch in the
2337 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2339 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2342 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2344 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2345 (strip_offset): Handle addresses.
2346 (add_address_candidates): Use strip_offset.
2347 (difference_cost): Reflect strip_offset change.
2348 (force_var_cost, difference_cost): Strip nops.
2350 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2352 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2354 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2355 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2356 config/cris/cris-protos.h, config/cris/cris.c: Update
2359 2005-02-10 Jeff Law <law@redhat.com>
2361 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2362 (lookup_avail_expr): Similarly.
2364 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2366 * builtins.c (fold_builtin_powi): New function.
2367 (fold_builtin_1): Call it.
2369 2005-02-10 Steven Bosscher <stevenb@suse.de>
2371 PR documentation/19309
2372 * doc/cpp.texi: The __GNUC__ and related predefined macros
2373 are also defined for the "standalone" cpp.
2374 Some non-GCC compilers may also define __GNUC__.
2376 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2379 * c-typeck.c (common_type): New routine. Old common_type renamed
2381 (c_common_type): ...this.
2382 (build_conditional_expr, build_binary_op): Use c_common_type instead
2385 2005-02-10 Steven Bosscher <stevenb@suse.de>
2387 * doc/md.texi: Replace @samp{length} with @code{length}.
2389 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2391 PR tree-optimization/18687
2392 * tree-flow.h (find_loop_niter): Declare.
2393 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2394 Try using scev even for loops with more than one exit.
2395 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2396 (struct ivopts_data): Added niters field.
2397 (struct nfe_cache_elt): New.
2398 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2400 (tree_ssa_iv_optimize_init): Initialize niters cache.
2401 (determine_number_of_iterations): Removed.
2402 (find_induction_variables): Do not call determine_number_of_iterations.
2403 Access niters for single exit through niter_for_single_dom_exit.
2404 (add_iv_outer_candidates): Access niters for single exit through
2405 niter_for_single_dom_exit.
2406 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2407 number_of_iterations_cond.
2408 (iv_period): New function.
2409 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2410 (may_replace_final_value): Take data argument. Use
2411 niter_for_single_dom_exit.
2412 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2413 (rewrite_use_compare): Pass data to may_eliminate_iv.
2414 (rewrite_use_outer): Pass data to may_replace_final_value.
2415 (free_loop_data): Clean up the niters cache.
2416 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2417 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2418 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2419 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2420 (num_ending_zeros): Moved to tree.c.
2421 * tree.h (num_ending_zeros): Declare.
2422 * tree.c (num_ending_zeros): Moved from tree.c.
2424 2005-02-09 Richard Henderson <rth@redhat.com>
2426 * builtins.c (DEF_BUILTIN): Add COND argument.
2427 * tree.h (DEF_BUILTIN): Likewise.
2428 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2429 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2431 (DEF_BUILTIN_STUB): New.
2432 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2433 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2434 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2435 * c-common.c (DEF_BUILTIN): Add COND argument.
2436 * tree.c (local_define_builtin): New.
2437 (build_common_builtin_nodes): New.
2439 2005-02-09 Roger Sayle <roger@eyesopen.com>
2441 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2442 floating point expression ignoring the sign of the result.
2443 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2444 (fold) <MULT_EXPR>: Use it to simplify x*x.
2445 * tree.h (fold_strip_sign_ops): Prototype here.
2446 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2447 argument. Use fold_strip_sign_ops to simplify the first argument.
2448 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2449 first argument when the second argument is an even integer
2450 constant, but only with -funsafe_math_optimizations.
2451 (fold_builtin_1): Update call to fold_builtin_copysign.
2453 2005-02-09 Ian Lance Taylor <ian@airs.com>
2456 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2457 just check whether EH_FILTER_FAILURE falls through.
2459 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2461 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2462 insns return to ready list in the next turn.
2464 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2467 * builtins.def: New __builtin_powi[lf].
2468 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2469 (expand_builtin_powi): New function.
2470 (expand_builtin): Dispatch to expand_builtin_powi.
2471 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2472 * libgcc2.c: Add __builtin_powi[lf] implementation.
2473 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2474 * optabs.h: Add powi_optab.
2475 * optabs.c (init_optabs): Initialize powi_optab.
2476 * doc/extend.texi: Document __builtin_powi[lf].
2478 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2480 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2483 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2486 * fold-const.c (try_move_mult_to_index): Remove redundant
2487 type argument. Create ADDR_EXPR with correct type.
2488 (fold): Update callers of try_move_mult_to_index. Convert
2489 result to the appropriate type.
2491 2005-02-09 Roger Sayle <roger@eyesopen.com>
2494 * config/avr/avr.c (default_rtx_costs): Delete.
2495 (avr_operand_rtx_cost): New function.
2496 (avr_rtx_costs): Completely rewrite.
2498 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2501 * config/cris/cris.c (in_code): New variable.
2502 (cris_output_addr_const): Now a static function, a wrapper for
2504 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2505 case from old cris_output_addr_const.
2506 (cris_asm_output_label_ref): Similar for LABEL_REF.
2507 (cris_output_addr_const_extra): Similar for UNSPEC.
2508 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2509 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2510 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2512 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2513 (cris_asm_output_label_ref): Declare.
2515 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2517 PR preprocessor/19801
2518 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2519 filenames that changed when libcpp was moved to the toplevel.
2521 2005-02-07 Roger Sayle <roger@eyesopen.com>
2523 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2524 zero extensions of BImode operands. Call lowpart_subreg instead
2525 of gen_lowpart_common and gen_lowpart_SUBREG.
2527 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2530 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2531 * configure.ac: Set cc_for_cross_gnattools.
2532 * configure: Regenerate.
2534 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2537 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2539 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2542 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2543 of nested functions.
2545 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2547 * doc/extend.texi: Document deprecated extensions allowing
2548 static floating-point members to have initializers and allowing
2549 floating-point literals in integral constant expressions.
2551 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2553 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2554 config/darwin7.h, config/mips/mips.c,
2555 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2558 * cse.c: Update comments.
2560 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2563 * builtins.c (fold_builtin_sqrt): Transform
2564 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2567 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2568 Dorit Naishlos <dorit@il.ibm.com>
2570 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2571 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2572 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2574 * tree.h (vect_set_verbosity_level): New extern function declaration
2576 * tree-vectorizer.h (verbosity_levels): New enum type.
2577 * tree-vectorizer.c (vect_debug_stats): Function removed.
2578 (vect_debug_details): Likewise.
2579 (vect_verbosity_level): Global variable was defined and initialized.
2580 (vect_dump): Global variable definition.
2581 (vect_print_dump_info): New function.
2582 (vect_set_dump_settings): New function.
2583 (vect_set_verbosity_level): New function.
2584 (vectorize_loops): Add call to vect_set_dump_settings.
2586 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2587 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2588 (slpeel_tree_peel_loop_to_edge): Likewise.
2590 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2591 appropriate verbosity level instead of call to vect_debug_details
2592 or vect_debug_stats.
2593 (vect_get_base_and_offset):
2594 (vect_create_addr_base_for_vector_ref):
2595 (get_vectype_for_scalar_type):
2596 (vect_create_data_ref_ptr):
2598 (vect_get_vec_def_for_operand):
2599 (vect_finish_stmt_generation):
2600 (vectorizable_assignment):
2601 (vectorizable_operation):
2602 (vectorizable_store):
2603 (vectorizable_load):
2604 (vect_transform_stmt):
2605 (vect_update_ivs_after_vectorizer):
2606 (vect_do_peeling_for_loop_bound):
2607 (vect_update_inits_of_drs):
2608 (vect_do_peeling_for_alignment):
2609 (vect_transform_loop):
2610 (vect_is_simple_use):
2611 (vect_analyze_operations):
2612 (vect_is_simple_iv_evolution):
2613 (vect_analyze_scalar_cycles):
2614 (vect_analyze_data_ref_dependence):
2615 (vect_analyze_data_ref_dependences):
2616 (vect_compute_data_ref_alignment):
2617 (vect_enhance_data_refs_alignment):
2618 (vect_analyze_data_refs_alignment):
2619 (vect_analyze_data_ref_access):
2620 (vect_analyze_data_ref_accesses):
2621 (vect_analyze_pointer_ref_access):
2622 (vect_get_memtag_and_dr):
2623 (vect_analyze_data_refs):
2624 (vect_mark_relevant):
2625 (vect_stmt_relevant_p):
2626 (vect_mark_stmts_to_be_vectorized):
2627 (vect_can_advance_ivs_p):
2628 (vect_get_loop_niters):
2629 (vect_analyze_loop_form):
2630 (vect_analyze_loop):
2631 (vectorize_loops): Likewise.
2633 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2634 (vect_update_inits_of_drs):
2635 (vect_do_peeling_for_alignment):
2636 (vect_transform_loop):
2637 (vect_analyze_operations):
2638 (vect_analyze_scalar_cycles):
2639 (vect_analyze_data_ref_dependences):
2640 (vect_analyze_data_refs_alignment):
2641 (vect_analyze_data_ref_accesses):
2642 (vect_analyze_data_refs):
2643 (vect_mark_stmts_to_be_vectorized):
2644 (vect_get_loop_niters):
2645 (vect_analyze_loop_form):
2646 (vect_analyze_loop): Likewise.
2647 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2649 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2653 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2654 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2655 either -ffast-math or -funsafe-math-optimizations is in use.
2657 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2658 * config/mips/irix-csr.c: New file.
2659 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2660 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2661 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2664 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2666 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2667 redundant, incorrect definitions.
2669 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2671 ("*tls_indirect_call"): New, reference hard regs directly.
2672 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2674 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2676 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2677 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2679 2005-02-06 Roger Sayle <roger@eyesopen.com>
2681 PR rtl-optimization/19800
2682 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2683 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2686 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2688 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2690 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2693 * doc/invoke.texi: Correct documentation of -freorder-functions.
2695 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2698 * doc/invoke.texi: Don't mention gccbug.
2700 2005-02-06 Roger Sayle <roger@eyesopen.com>
2701 Andrew Pinski <pinskia@physics.uc.edu>
2702 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2704 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2705 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2706 into just (zero_extract:SI FOO (const_int 1) BAR).
2708 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2710 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2711 macro locally. Don't give last revision date. Use GCC version
2712 number from gcc-common.texi.
2713 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2714 revision date. Use GCC version number from gcc-common.texi.
2715 Describe being a library as current state rather than as 3.x
2717 * doc/gcc.texi: Remove last update date.
2718 * doc/gccint.texi: Likewise. Update copyright dates.
2719 * doc/install.texi: Update copyright dates.
2721 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2724 * doc/invoke.texi: Mention for each option included in -Wall that
2725 it is included in -Wall.
2726 * doc/gcc.texi: Update copyright and last modification date.
2728 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2730 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2731 unnecessary cast to original induction variable increments.
2733 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2735 PR tree-optimization/18219
2736 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2737 in distributed form.
2739 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2741 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2742 Set bitpos and offset later in the function. Do nothing if the
2743 target is a register and if the bitfield lies completely outside
2745 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2746 here. Return an uninitialised register if the source value is stored
2747 in a register and the bitfield lies completely outside that register.
2749 2005-02-06 Steven Bosscher <stevenb@suse.de>
2751 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2754 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2756 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2758 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2760 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2761 * config/darwin8.h: New.
2762 * config/darwin7.h: Update comment.
2764 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2765 Dorit Naishlos <dorit@il.ibm.com>
2767 * tree-vectorizer.h (LOC): New type.
2768 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2769 (loop_line_number): New field in struct _loop_vec_info.
2770 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2772 * tree-vectorizer.c (input.h): Included.
2773 (find_loop_location): New function.
2774 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2775 loop line number removed.
2776 (vect_debug_details): Likewise.
2777 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2779 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2780 call to vect_debug_details/stats changed from loop to loop_loc.
2781 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2782 (slpeel_tree_peel_loop_to_edge): Likewise.
2784 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2785 changed from NULL to UNKNOWN_LOC.
2786 (vect_get_base_and_offset):
2787 (vect_create_addr_base_for_vector_ref):
2788 (get_vectype_for_scalar_type):
2789 (vect_create_data_ref_ptr):
2791 (vect_get_vec_def_for_operand):
2792 (vect_finish_stmt_generation):
2793 (vectorizable_assignment):
2794 (vectorizable_operation):
2795 (vectorizable_store):
2796 (vectorizable_load):
2797 (vect_transform_stmt):
2798 (vect_update_ivs_after_vectorizer):
2799 (vect_do_peeling_for_loop_bound):
2800 (vect_do_peeling_for_alignment):
2801 (vect_transform_loop):
2802 (vect_is_simple_use):
2803 (vect_analyze_operations):
2804 (vect_is_simple_iv_evolution):
2805 (vect_analyze_scalar_cycles):
2806 (vect_analyze_data_ref_dependences):
2807 (vect_compute_data_ref_alignment):
2808 (vect_enhance_data_refs_alignment):
2809 (vect_analyze_data_ref_access):
2810 (vect_analyze_data_ref_accesses):
2811 (vect_analyze_pointer_ref_access):
2812 (vect_get_memtag_and_dr):
2813 (vect_analyze_data_refs):
2814 (vect_mark_relevant):
2815 (vect_stmt_relevant_p):
2816 (vect_mark_stmts_to_be_vectorized):
2817 (vect_can_advance_ivs_p):
2818 (vect_get_loop_niters):
2819 (vect_analyze_loop):
2820 (vectorize_loops): Likewise.
2822 (vectorizable_load): Argument in call to vect_debug_details/stats
2823 changed from loop to LOOP_LOC (loop_vinfo).
2824 (vect_transform_loop):
2825 (vect_analyze_operations):
2826 (vect_analyze_scalar_cycles):
2827 (vect_analyze_data_ref_dependence):
2828 (vect_enhance_data_refs_alignment):
2829 (vect_analyze_data_ref_accesses):
2830 (vect_analyze_pointer_ref_access):
2831 (vect_analyze_data_refs):
2832 (vect_analyze_loop): Likewise.
2834 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2835 changed from loop to loop_loc.
2837 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2839 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2840 Dorit Naishlos <dorit@il.ibm.com>
2842 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2844 (vect_analyze_data_ref_dependences): Likewise.
2846 (vect_is_simple_use): Argument changed from loop structure to
2847 loop_vect_info structure.
2848 (vect_can_advance_ivs_p): Likewise.
2849 (vect_create_index_for_vector_ref): Likewise.
2850 (vect_update_ivs_after_vectorizer): Likewise.
2851 (new_stmt_vec_info): Likewise.
2853 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2854 changed from loop to loop_vinfo.
2855 (vect_create_data_ref_ptr): First argument in call to
2856 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2857 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2858 was changed from loop to loop_vinfo.
2859 (vectorizable_operation): Likewise.
2860 (vectorizable_store): Likewise.
2861 (vect_mark_stmts_to_be_vectorized): Likewise.
2862 (vect_do_peeling_for_loop_bound): First argument in call to
2863 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2864 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2865 was changed from loop to loop_vinfo.
2866 (vect_analyze_data_ref_dependences): Third argument in call to
2867 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2869 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2870 (vect_create_data_ref_ptr): Likewise.
2871 (vect_init_vector): Likewise.
2872 (vect_get_vec_def_for_operand): Likewise.
2873 (vectorizable_assignment): Likewise.
2874 (vectorizable_operation): Likewise.
2875 (vectorizable_store): Likewise.
2876 (vectorizable_load): Likewise.
2877 (vect_update_ivs_after_vectorizer): Likewise.
2878 (vect_is_simple_use): Likewise.
2879 (vect_analyze_data_ref_dependence): Likewise.
2880 (vect_analyze_pointer_ref_access): Likewise.
2881 (vect_can_advance_ivs_p): Likewise.
2883 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2884 before _stmt_vec_info.
2885 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2886 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2887 (new_stmt_vec_info): Argument changed from loop structure to
2888 loop_vect_info structure
2890 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2891 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2892 (vect_create_addr_base_for_vector_ref): Likewise.
2893 (vect_analyze_pointer_ref_access): Likewise.
2895 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2898 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2899 phi flag if the phi is abnormal.
2901 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2904 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2905 information for the new statement.
2907 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2910 * gcc.c (main): Include the target in -v output.
2912 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2914 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2915 Do not drop the extend if we'd have to add a paradoxical subreg
2916 later. Include optabs.h and insn-codes.h.
2917 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2919 2005-02-02 Roger Sayle <roger@eyesopen.com>
2922 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2923 * fold-const.c (const_binop): Avoid constant folding floating
2924 point operations in modes that use composite representations.
2925 * simplify-rtx.c (simplify_binary_operation): Likewise.
2927 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2929 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2931 (altivec_dstt): Likewise.
2932 (altivec_dstst): Likewise.
2933 (altivec_dststt): Likewise.
2934 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2937 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2939 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2940 EXPR_LOCUS from orig_cond to the new cond_stmt.
2941 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2944 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2946 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2947 standard_iv_increment_position. Remove call to bsi_next
2948 (no need to bump the iterator anymore).
2949 (vect_create_index_for_vector_ref): Call
2950 standard_iv_increment_position. Remove second function argument.
2951 (vect_finish_stmt_generation): Remove call to bsi_next
2952 (no need to bump the iterator anymore).
2953 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2954 to vect_create_index_for_vector_ref.
2956 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2958 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2959 phis are used out of the loop.
2961 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2964 * c-decl.c (undef_nested_function): New variable.
2965 (pop_scope): Diagnose undefined nested functions.
2966 (finish_function): Don't attempt cgraph processing or genericizing
2967 if current top-level function contained an undefined nested
2968 function. Reset undef_nested_function at the end of a top-level
2971 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2973 * tree.c (build_int_cst_type): Take sign of the value into account
2974 when deciding whether sign extend the value.
2976 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2979 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2980 (cpp_options, cc1_options): Change %{std*&ansi} to
2981 %{std*&ansi&trigraphs}.
2983 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2985 * cse.c: Update comments.
2987 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2989 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2990 arguments go on the stack. Do not put complex doubles in odd/even
2993 2005-02-02 Steven Bosscher <stevenb@suse.de>
2995 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2996 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2997 -ftree-pre, and -fthread-jumps.
2999 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3001 PR tree-optimization/19578
3002 * tree-flow.h (modified_noreturn_calls): Declare.
3003 (noreturn_call_p): Declare.
3004 * tree-flow-inline.h (noreturn_call_p): New function.
3005 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3006 * tree-cfg.c (modified_noreturn_calls): New variable.
3007 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3008 that contain a mid-block noreturn call.
3009 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3011 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3013 * df.c (df_def_record_1, df_uses_record): Don't use
3015 * df.h (DF_FOR_REGALLOC): Remove.
3017 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3020 * c-typeck.c (really_start_incremental_init): Reset
3021 constructor_max_index for arrays of incomplete type.
3023 2005-02-02 Jeff Law <law@redhat.com>
3025 * gcse.c (struct reg_set): Store the block index where the register
3026 was set rather than the setting insn.
3027 (record_one_set, compute_transp): Corresponding changes.
3028 (pre_insert_copy_insn): Do not call replace_one_set.
3029 (replace_one_set): Remove.
3031 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3034 * doc/gcov.texi: Fix typo.
3036 2005-02-01 Richard Henderson <rth@redhat.com
3039 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3040 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3042 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3043 * config/i386/i386-protos.h: Update.
3045 2005-02-01 Steven Bosscher <stevenb@suse.de>
3047 PR tree-optimization/19217
3048 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3049 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3050 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3051 that it is walking a PHI node.
3053 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3055 * doc/extend.texi (Nested Functions): Update.
3057 2005-02-01 Richard Henderson <rth@redhat.com>
3060 * optabs.c (expand_copysign_absneg): Export.
3061 * optabs.h (expand_copysign_absneg): Declare.
3062 * config/rs6000/rs6000.md (copysigntf3): New.
3064 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3066 PR tree-optimization/19633
3067 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3068 * tree-ssa-alias.c (init_alias_info): Initialize.
3069 (merge_pointed_to_info): Set.
3070 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3071 (dump_points_to_info_for): Show value of pt_null.
3072 (struct count_ptr_d): Declare.
3073 (find_ptr_dereference): Remove.
3074 (ptr_is_dereferenced_by): Remove.
3075 (count_ptr_derefs): New local function.
3076 (count_uses_and_derefs): New local function.
3077 (compute_points_to_and_addr_escape): Call it. If the number
3078 of dereferences is greater than zero, mark the pointer as
3079 dereferenced. If there are fewer dereferences than uses of
3080 the pointer, the pointer's value escapes.
3082 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3084 PR tree-optimization/19670
3085 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3087 (verify_use): ... set it here, instead.
3089 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3091 * doc/sourcebuild.texi (Test directives): Fix formatting.
3093 * doc/sourcebuild.texi (Test directives): Describe selector
3096 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3098 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3099 specific 64-bit CPUs.
3101 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3104 * arm.c (arm_eliminable_register): New function.
3105 (adjacent_mem_locations): Don't allow eliminable registers. Use
3106 HOST_WIDE_INT for address offsets.
3107 * arm-protos.h (arm_eliminable_register): Add prototype.
3109 2005-02-01 Steven Bosscher <stevenb@suse.de>
3111 PR optimization/15242
3112 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3113 * basic-block.h (duplicate_computed_gotos): Add prototype.
3114 * bb-reorder.c (duplicate_computed_gotos): New function to
3115 duplicate sufficiently small blocks ending in a computed jump.
3116 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3117 if not optimizing for size.
3118 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3119 never do tail merging for blocks ending in a computed jump.
3120 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3122 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3124 Patch from Richard Sandiford <rsandifo@redhat.com>
3125 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3126 from inheriting a subreg equivalence with a non-spill register.
3128 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3130 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3132 * config/frv/frv.c (movcc_fp_destination_operand): New.
3133 (gpr_or_memory_operand): Fix typo in comment.
3134 (gpr_or_memory_operand_with_scratch): New.
3135 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3136 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3137 movcc_fp_destination_operand.
3138 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3139 Legitimize memory addresses using a scratch register.
3141 2005-01-31 Jeff Law <law@redhat.com>
3143 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3144 bitmap a sparse bitmap instead of a simple bitmap.
3145 (mark_def_sites_initialize_block): Corresponding changes.
3146 (ssa_mark_def_sites_initialize_block): Likewise.
3147 (ssa_mark_phi_uses): Likewise.
3148 (mark_def_site, ssa_mark_def_sites): Likewise.
3149 (mark_def_site_blocks): Likewise.
3150 (rewrite_ssa_into_ssa): Likewise.
3152 * tree-ssa-dom.c (record_cond): Pass correct variable type
3153 for last argument to htab_find_slot_with_hash.
3155 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3156 effects when optimizing 0 % X. Do not try to optimize X % 0.
3158 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3160 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3163 2005-02-01 Eric Christopher <echristo@redhat.com>
3165 * config/mips/mips.c (override_options): Warn if -mint64
3167 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3170 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3172 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3174 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3175 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3176 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3177 (cached_regno): Initialize to INVALID_REGNUM.
3178 (cse_reg_info_table_size,
3179 cse_reg_info_table_first_uninitialized,
3180 cse_reg_info_timestamp): New.
3181 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3183 (init_cse_reg_info, get_cse_reg_info_1): New.
3184 (get_cse_reg_info): Cache the last look-up.
3185 (new_basic_block): Update the code to clear mappings from
3186 registers to cse_reg_info entries.
3187 (cse_main): Call init_cse_reg_info.
3189 * cse.c (get_cse_reg_info): Update a comment.
3191 2005-01-31 Steven Bosscher <stevenb@suse.de>
3194 * c-decl.c (start_decl): Do not warn about arrays of elements with
3195 an incomplete type here.
3196 (grokdeclarator): Do it here by making a pedwarn an error.
3197 * c-typeck.c (push_init_level): If there were previous errors with
3198 the constructor type, do not warn about braces for initializers.
3199 (process_init_element): Likewise for excess initializer elements.
3201 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3203 * cse.c (delete_trivially_dead_insn): Don't iterate.
3205 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3207 * config/rs6000/rs6000.md (copysignsf3): New expand.
3208 (copysigndf3): Likewise.
3210 2005-01-31 Steven Bosscher <stevenb@suse.de>
3212 * recog.c (constrain_operands): Only look for earlyclobber operand
3213 conflicts if an '&' constraint was seen.
3215 2005-01-31 Marc Espie <espie@openbsd.org>
3217 * config.gcc: Don't include embedded systems fragment, switches default
3218 debugging format to ELF.
3219 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3220 longer pick it up there.
3222 2005-01-31 Dale Johannesen <dalej@apple.com>
3224 * doc/extend.texi (nested functions): Fix linkage description.
3225 Clarify that static is not allowed.
3227 2005-01-31 Dale Johannesen <dalej@apple.com>
3229 * config/rs6000/darwin.md (movsf_low_di): Make work.
3230 (movdf_low_di): Make work.
3232 2005-01-31 Dale Johannesen <dalej@apple.com>
3234 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3235 Make work for 64 bit.
3237 2005-01-31 Roger Sayle <roger@eyesopen.com>
3238 Dale Johannesen <dalej@apple.com>
3241 * fold-const.c (fold_binary_op_with_conditional_arg):
3242 Make types match original operands, before STRIP_NOPS.
3244 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3246 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3247 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3248 (struct gcc_sigcontext): Delete. Merge contents to..
3249 (struct gcc_ucontext): ..here.
3250 (get_sigcontext): Delete.
3251 (get_regs): New function, like get_sigcontext but return regs ptr.
3252 64-bit version finds regs from r1 to support vdso.
3253 (ppc_linux_aux_vector): New function.
3254 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3257 2005-01-31 Ira Rosen <irar@il.ibm.com>
3259 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3261 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3262 redundant fold. Fix misalignment for MINUS_EXPR.
3263 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3264 (vect_analyze_pointer_ref_access): Likewise.
3265 (vect_get_memtag_and_dr): Likewise.
3267 2005-01-31 Richard Henderson <rth@redhat.com>
3269 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3270 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3271 absnegdf2_i387, absnegxf2_i387): Likewise.
3273 2005-01-31 Richard Henderson <rth@redhat.com>
3276 * optabs.c (expand_copysign_absneg): New.
3277 (expand_copysign_bit): Split out from ...
3278 (expand_copysign): ... here. Use expand_copysign_absneg.
3280 2005-01-30 Roger Sayle <roger@eyesopen.com>
3283 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3284 constant as the second operand and a register as the third.
3286 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3289 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3290 that dllimport'd functions do not use all call-clobbered registers
3293 2005-01-30 Richard Henderson <rth@redhat.com>
3296 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3297 expand_abs_nojump and generalize. Use operand_subword and
3298 emit_no_conflict_block. Support large modes.
3299 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3301 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3302 negation to subtraction.
3303 (expand_copysign): Check that the format has signed zeros.
3304 Use operand_subword and emit_no_conflict_block. Support large modes.
3306 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3308 Fix PR tree-optimization/19624
3310 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3311 * tree-ssa-pre.c: Add cfgloop.h.
3313 (pre_stats): New member, constified.
3314 (inserted_exprs): New static variable.
3315 (NECESSARY): New macro.
3316 (create_expression_by_pieces): Fold the expression, and
3317 mark it as defaulting to not necessary. Also put in
3319 (fully_constant_expression): New function.
3320 (insert_into_preds_of_block): Modify to not insert phis when we
3321 are playing with induction variables.
3322 Push phis onto the inserted_exprs vector, and mark them as not
3323 necessary by default.
3324 (insert_aux): Call fully_constant_expression on eprime.
3325 If all edges produce the same value, mark it constant.
3326 (mark_operand_necessary): New function.
3327 (remove_dead_inserted_code): New function.
3328 (init_pre): Init loop optimizer to get loop info.
3329 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3330 (execute_pre): Commit edge inserts, then remove dead code.
3332 2005-01-30 Richard Henderson <rth@redhat.com>
3334 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3335 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3337 2005-01-30 Richard Henderson <rth@redhat.com>
3340 * config/i386/i386.c (ix86_expand_copysign): New.
3341 (ix86_split_copysign_const): New.
3342 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3343 rearrange op1/nmask operands.
3344 * config/i386/i386-protos.h: Update.
3345 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3346 (copysigndf3): Likewise.
3347 (copysignsf3_const, copysigndf3_const): New.
3348 (copysignsf3_var): Rename from copysignsf3, split out splitter
3349 and fix split predicate for X constraint.
3350 (copysigndf3_var): Similarly.
3352 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3354 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3355 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3356 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3358 2005-01-29 Richard Henderson <rth@redhat.com>
3361 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3362 of # and * in constraints.
3364 2005-01-29 Richard Henderson <rth@redhat.com>
3367 * expr.c (store_field): Don't strip sub-mode cast when the input
3368 data is even smaller.
3370 2005-01-29 Richard Henderson <rth@redhat.com>
3373 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3376 2005-01-29 Richard Henderson <rth@redhat.com>
3378 * combine.c (make_field_assignment): Fix argument order
3381 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3383 PR tree-optimization/15791
3384 * fold-const.c (extract_array_ref): New function.
3385 (fold): Fold comparisons between &a[i] and &a[j] or
3386 semantically equivalent trees.
3388 2005-01-29 Jeff Law <law@redhat.com>
3390 * gcse.c (insert_expr_in_table): Revamp handling of available
3391 and anticipatable occurrence lists to avoid unnecessary list
3393 (insert_set_in_table): Similarly.
3395 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3397 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3399 (c_build_qualified_type): Build qualified array types with
3400 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3401 * c-decl.c (c_make_fname_decl): Build unqualified array type
3402 before qualified type.
3403 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3404 type is qualified, not just if type itself is. Don't apply
3405 qualifiers to array type when declarator is processed. Apply
3406 qualifiers to field type whether or not it is an array type.
3407 Don't handle array types specially for applying qualifiers to
3409 * c-typeck.c (composite_type): Build unqualified element type and
3410 array type when forming composite of array types.
3411 (common_pointer_type, comptypes, comp_target_types,
3412 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3413 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3415 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3416 (args2) in variables a1 and a2.
3418 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3420 * cse.c (n_elements_made, max_elements_made): Remove.
3421 (insert): Don't touch n_elements_made.
3422 (cse_main): Don't touch n_elements_made or max_elements_made.
3424 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3427 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3428 configuration part of dp-bit.c to be lost.
3430 2005-01-28 Roger Sayle <roger@eyesopen.com>
3432 * expmed.c (expand_mult_highpart_optab): When attempting to use
3433 a non-widening multiplication in a wider mode, the operands need
3434 to be converted (zero or sign extended) to that mode.
3436 2005-01-28 Ian Lance Taylor <ian@airs.com>
3440 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3441 through if both operands fall through.
3443 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3445 * cse.c (fold_rtx) <PC>: Don't optimize.
3447 2005-01-28 Jeff Law <law@redhat.com>
3449 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3450 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3452 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3454 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3455 cse_reg_info_used_list_end): Remove.
3456 (cse_reg_info_list, cse_reg_info_list_free): New.
3457 (get_cse_reg_info): When allocating an instance of
3458 cse_reg_info, add it to the beginning of the cse_reg_info_list
3459 list. Remove code to maintain cse_reg_info_used_list.
3460 (new_basic_block): Reset the free list to the beginning of
3463 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3465 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3466 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3467 (frv_expand_mdpackh_builtin): New function.
3468 (frv_expand_builtin): Use it to expand __MDPACKH.
3469 * doc/extend.texi (__MDPACKH): Update documentation.
3471 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3473 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3474 SSE_FLOAT_MODE_P for use_sse computation.
3476 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3479 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3481 2005-01-27 Richard Henderson <rth@redhat.com>
3483 * builtins.c (expand_builtin_copysign): New.
3484 (expand_builtin): Call it.
3485 * genopinit.c (optabs): Add copysign_optab.
3486 * optabs.c (init_optabs): Initialize it.
3487 (expand_copysign): New.
3488 * optabs.h (OTI_copysign, copysign_optab): New.
3489 (expand_copysign): Declare.
3491 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3492 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3494 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3495 (ix86_expand_fp_absneg_operator): ... here.
3496 (ix86_split_copysign): New.
3497 * config/i386/i386-protos.h: Update.
3498 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3499 (copysignsf3, copysigndf3): New.
3501 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3502 (copysignsf3, ncopysignsf3): New.
3503 (copysigndf3, ncopysigndf3): New.
3504 (copysignxf3, ncopysignxf3): New.
3505 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3507 2005-01-27 Arend Bayer <arend.bayer@web.de>
3508 Kazu Hirata <kazu@cs.umass.edu>
3510 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3511 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3512 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3515 2005-01-27 Jeff Law <law@redhat.com>
3517 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3518 definitions of SSA_NAMEs which are not being rewritten.
3519 (rewrite_ssa_into_ssa): Only initialize the current definition
3520 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3521 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3522 SSA_NAMEs before returning.
3524 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3526 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3527 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3528 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3529 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3530 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3532 2005-01-27 Steven Bosscher <stevenb@suse.de>
3535 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3536 higher to -O2 and higher. Likewise for tree PRE.
3537 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3540 2005-01-27 Ian Lance Taylor <ian@airs.com>
3543 * gimple-low.c (try_catch_may_fallthru): New static function.
3544 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3545 * tree-inline.c (expand_call_inline): Don't warn about reaching
3546 the end of a non-void function being inlined if the function uses
3549 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3551 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3554 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3555 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3556 (implicitly_declare): Handle error_mark_node.
3558 2005-01-27 Richard Henderson <rth@redhat.com>
3561 * tree.h (struct tree_decl): Add debug_expr_is_from.
3562 (DECL_DEBUG_EXPR_IS_FROM): New.
3563 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3564 * dwarf2out.c (dwarf2out_var_location): Update to match.
3565 * tree-outof-ssa.c (create_temp): Likewise.
3566 * var-tracking.c (track_expr_p): Likewise.
3567 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3568 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3569 * toplev.c (default_tree_printer): Likewise.
3571 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3573 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3574 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3576 2005-01-27 Steven Bosscher <stevenb@suse.de>
3578 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3579 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3580 ASM_CLOBBERS): Add tree checks.
3582 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3583 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3584 * c-common.def (SWITCH_STMT): Update to match.
3585 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3586 macros instead of SWITCH_EXPR ones.
3587 * c-dump.c (c_dump_tree): Likewise.
3588 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3589 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3591 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3593 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3595 * unwind-dw2.c (execute_stack_op): Add missing cases for
3596 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3598 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3600 * config.gcc (Obsolete configurations): Remove 'dummy', add
3601 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3604 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3606 PR tree-optimization/19633
3607 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3609 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3610 are no call-clobbered variables.
3611 * tree-outof-ssa.c (check_replaceable): Return false for calls
3614 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3616 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3617 even for variables with NULL DECL_INITIAL.
3619 2005-01-26 Stuart Hastings <stuart@apple.com>
3621 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3623 2005-01-26 Richard Henderson <rth@redhat.com>
3626 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3628 * expr.c (store_field): Strip conversions to odd-bit-sized types
3629 if the destination field width matches.
3631 2005-01-26 Richard Henderson <rth@redhat.com>
3633 * c-decl.c, expmed.c, expr.c: Revert last change.
3635 2005-01-26 Richard Henderson <rth@redhat.com>
3638 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3640 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3641 if we don't need the bits above those present in the current mode.
3642 * expr.c (store_field): Strip conversions to odd-bit-sized types
3643 if the destination field width matches.
3645 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3647 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3648 either -ffast-math or -funsafe-math-optimizations is in use.
3650 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3654 * config/avr/avr.c (notice_update_cc): Only set condition code for
3655 ashrqi3 if shift count > 0.
3656 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3657 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3658 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3659 count <= 0 as a no-op, and shift count >= width by copying zero
3660 or sign bit to all bits of the result.
3661 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3662 count, with attribute "length" set to 0 and "cc" set to "none".
3664 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3666 * doc/invoke.texi: Document -mTLS.
3668 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3669 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3670 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3671 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3672 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3673 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3674 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3675 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3677 * configure.ac: Check for a TLS capable gas.
3679 * configure: Regenerate.
3681 2005-01-26 Richard Henderson <rth@redhat.com>
3684 * combine.c (make_field_assignment): Simplify store to zero_extract
3685 from a source with an overlapping mask.
3687 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3689 2004-11-11 Eric Christopher <echristo@redhat.com>
3691 * config/frv/frv.md: Add fr400_integer automaton. Don't
3692 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3695 2005-01-26 Steven Bosscher <stevenb@suse.de>
3698 * cfgbuild.c (make_edges): Do not clear or set
3699 current_function_has_computed_jump.
3700 * function.h (struct function): Remove the has_computed_jump field.
3701 (current_function_has_computed_jump): Do not define.
3702 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3703 in a computed jump. Ignore current_function_has_computed_jump.
3705 2005-01-26 Richard Henderson <rth@redhat.com>
3708 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3709 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3711 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3712 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3713 objects into static storage if they have more than one non-zero value.
3714 * tree.h (categorize_ctor_elements): Update decl.
3716 2005-01-26 Steven Bosscher <stevenb@suse.de>
3719 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3720 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3721 to this function from 2004-07-10.
3722 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3723 the current function for tail call optimizations if the address
3724 of one of it its arguments is taken.
3726 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3728 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3730 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3732 * function.c (expand_function_end): If current_function_calls_alloca,
3733 emit stack restore in a place that is reached when the function falls
3736 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3738 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3739 rule to avoid matching inappropriate suffix rule.
3741 2005-01-26 Jan Hubicka <jh@suse.cz>
3743 PR tree-optimization/19241
3744 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3746 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3748 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3749 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3751 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3752 <sim*>: Always use crt1.o, regardless of N in simN.
3753 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3754 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3755 (CRT_CALL_STATIC_FUNCTION): Remove.
3756 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3757 use crt1.o, regardless of N in simN.
3758 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3759 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3760 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3761 case isystem setting.
3762 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3764 2005-01-25 Ian Lance Taylor <ian@airs.com>
3766 * gimple-low.c (block_may_fallthru): Correct handling of
3767 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3769 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3771 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3772 handlers to match indentation; nested under the mtune=* handler.
3773 Similar for mcpu= and march=.
3775 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3777 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3778 * config/mips/linux64.h (LIB_SPEC): Likewise.
3779 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3780 * config/sh/linux.h (LIB_SPEC): Likewise.
3782 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3784 * config/frv/frv.c (frv_legitimize_tls_address): New.
3785 (TARGET_HAVE_TLS): Define.
3786 (FRV_SYMBOL_REF_TLS_P): Define.
3787 (frv_override_options): Handle new register classes.
3788 (frv_legitimate_address_p): Reject tls addresses.
3789 (frv_legitimize_address): Handle TLS addresses.
3790 (gen_inlined_tls_plt): New.
3792 (frv_legitimize_tls_address): New.
3793 (unspec_got_name): Add TLS entries.
3794 (got12_operand): Add R_FRV_TLSMOFF12 case.
3795 (frv_emit_move): Fixup TLS addresses.
3796 (frv_emit_movsi): Legitimize TLS addresses.
3798 * config/frv/frv.h (MASK_BIG_TLS): New.
3799 (TARGET_BIG_TLS): New.
3800 (HAVE_AS_TLS): Define.
3801 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3802 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3803 (REG_CLASS_NAMES): Same.
3804 (REG_CLASS_CONTENTS): Same.
3805 (CONSTRAINT_LEN): New.
3806 (REG_CLASS_FROM_CONSTRAINT): New.
3807 (PREDICATE_CODES): Add symbolic_operand.
3809 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3810 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3811 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3812 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3813 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3814 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3815 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3816 GR9_REG, GR14_REG, LRREG.
3817 (type): Add load_or_call attribute.
3818 ("load_or_call"): New reservation.
3819 ("call_gettlsoff"): New.
3820 ("tls_indirect_call"): New.
3821 ("tls_load_gottlsoff12"): New.
3822 ("tlsoff_hilo"): New.
3823 ("tls_tlsdesc_ldd"): New.
3824 ("tls_tlsoff_ld"): New.
3827 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3829 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3831 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3832 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3833 * config/frv/frv.c (TLS_BIAS): Define.
3834 (frv_output_dwarf_dtprel): New.
3836 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3838 PR rtl-optimization/19579
3839 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3840 both A and B, see if they don't clobber registers the other expr uses.
3842 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3844 * real.c (do_add): Initialize signalling and canonical members.
3846 * real.c (real_from_integer): Zero out destination.
3848 2005-01-18 Jan Hubicka <jh@suse.cz>
3850 PR tree-optimize/19337
3851 * tree-inline.c (initialize_inlined_parameters): Copy
3852 saved_static_chain_decl only.
3854 2005-01-25 Richard Henderson <rth@redhat.com>
3858 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3859 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3860 80387 enabled, to return a proper subclass. Return the subset that
3861 overlaps with GENERAL_REGS for PLUS.
3862 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3864 2005-01-25 Richard Henderson <rth@redhat.com>
3867 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3869 2005-01-25 Roger Sayle <roger@eyesopen.com>
3871 * expmed.c (choose_multiplier): Change interface to return the
3872 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3873 (expand_divmod): Update calls to choose_multiplier.
3875 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3878 * expmed.c (extract_bit_field): Use adjust_address instead of
3879 gen_lowpart when op0 is a MEM.
3881 2005-01-24 Steven Bosscher <stevenb@suse.de>
3883 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3885 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3887 * config/mips/irix-csr.c: New file.
3888 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3889 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3890 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3893 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3896 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3897 sparc/elf.h, add sparc/sp-elf.h.
3898 (sparc-*-rtems*): Likewise.
3899 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3900 tm-dwarf2.h, add sparc/sp-elf.h.
3901 (sparc86x-*-elf): Likewise.
3902 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3903 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3904 TARGET_OS_CPP_BUILTINS.
3905 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3906 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3908 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3909 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3910 (SWITCH_TAKES_ARG): Likewise.
3911 (LOCAL_LABEL_PREFIX): Likewise.
3912 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3913 (TARGET_N_FORMAT_TYPES): Delete.
3914 (TARGET_FORMAT_TYPES): Likewise.
3915 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3916 * config/sparc/elf.h: Delete.
3917 * config/sparc/sp-elf.h: New file.
3919 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3921 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3922 * tree-flow.h: Remove the corresponding prototype.
3923 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3924 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3926 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3929 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3930 for AIX ABI or ELF -fPIC.
3931 (rs6000_emit_load_toc_table): Don't create toc_section here.
3932 (rs6000_xcoff_file_start): Nor here.
3934 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3936 * sh.c (ra.h): Don't #include.
3937 (hard_regs_intersect_p): New function, resurrected from ra.c.
3939 * sh.c: Fix 1996 Copyright.
3941 2005-01-24 Richard Henderson <rth@redhat.com>
3942 Aldy Hernandez <aldyh@redhat.com>
3944 * regrename.c (note_sets): Handle subregs.
3946 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3949 * genconditions.c (write_header, write_conditions): Elide file if
3952 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3954 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3955 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3958 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3960 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3961 expand_builtin_printf, expand_builtin_fprintf,
3962 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3963 checking against POINTER_TYPE.
3964 (validate_arglist): Handle POINTER_TYPE code by checking
3967 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3969 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3971 (for_each_rtx): Call for_each_rtx_1.
3972 * rtl.h (init_rtlanal): Declare.
3973 * toplev.c (backend_init): Call init_rtlanal.
3975 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3977 * flow.c (propagate_one_insn): Formatting.
3980 * flow.c (libcall_dead_p): Be more conservative if unsure.
3981 If there are any instructions between insn and call, see if they are
3982 all dead before saying the libcall is dead.
3984 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3986 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3987 operand constraint for operand 0.
3989 2005-01-23 Richard Henderson <rth@redhat.com>
3992 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3993 edges leading to join block.
3995 2005-01-23 Roger Sayle <roger@eyesopen.com>
3997 * expmed.c (expand_mult_highpart): Make static. Change type of
3998 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3999 (expand_divmod): Updates calls to expand_mult_highpart by using
4000 gen_int_mode to pass a CONST_INT rtx.
4001 * rtl.h (expand_mult_highpart): Remove prototype.
4003 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4005 * flow.c (regset_bytes, regset_size): Remove.
4007 * cfganal.c: Fix a reference to Harvey's paper.
4009 2005-01-23 Steven Bosscher <stevenb@suse.de>
4011 PR rtl-optimization/19464
4012 * tree-optimize.c (init_tree_optimization_passes): Add one more
4013 copyrename pass just before out-of-ssa.
4015 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4018 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4019 * ggc-none.c (ggc_free): Define.
4021 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4023 * cse.c (max_reg, max_insn_uid): Remove.
4024 (cse_main): Don't access max_reg or max_insn_uid.
4026 * c-common.c (explicit_flag_signed_bitfields,
4027 lang_statement_code_p, lang_expand_function_end): Remove.
4028 * c-common.h: Remove the corresponding declarations.
4029 * c-opts.c (c_common_handle_option): Remove all write access
4030 to explicit_flag_signed_bitfields.
4032 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4033 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4034 * cgraph.h: Remove the corresponding declaration.
4036 * gcse.c (null_pointer_info): Remove.
4038 2005-01-23 Roger Sayle <roger@eyesopen.com>
4039 Eric Botcazou <ebotcazou@libertysurf.fr>
4041 * combine.c (simplify_logical): Only simplify logical expressions
4042 of the form ior(and(x,y),z) by the inverse distributive law if the
4043 result is cheaper than the original.
4045 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4047 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4048 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4049 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4050 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4051 config/freebsd-spec.h, config/arm/arm.h,
4052 config/h8300/h8300.md, config/i386/i386.md,
4053 config/i386/predicates.md, config/i386/sse.md,
4054 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4055 config/vax/vax.md: Fix comment typos. Follow spelling
4058 2005-01-23 Steven Bosscher <stevenb@suse.de>
4060 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4061 tests, instead of `less than'.
4063 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4065 * function.c (assign_parm_setup_block): When creating a new stack slot
4066 for a parameter, get its alignment from the parameter's DECL_ALIGN
4067 rather than the type's TYPE_ALIGN. Make sure that the parameter
4068 is at least word aligned.
4070 2005-01-22 Roger Sayle <roger@eyesopen.com>
4073 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4075 2005-01-22 Richard Henderson <rth@redhat.com>
4078 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4079 in both compare operands.
4080 (movdfcc_1_sse_max): Likewise.
4081 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4082 (movdfcc_1_sse): Likewise.
4083 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4084 scratch register as needed.
4086 2005-01-22 Richard Henderson <rth@redhat.com>
4088 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4090 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4092 2005-01-22 Richard Henderson <rth@redhat.com>
4094 * genopinit.c (optabs): Use smin/smax for floating point too.
4095 * doc/md.texi: Update to match. Clarify that floating point
4096 results are undefined for +0/-0 and NaN.
4097 * doc/rtl.texi: Likewise.
4098 * rtl.def (SMIN, SMAX): Likewise
4099 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4101 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4102 leading 's' to the name.
4103 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4104 smaxxf3, sminxf3): Likewise.
4105 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4108 2005-01-22 Paul Brook <paul@codesourcery.com>
4110 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4112 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4114 * config/s390/s390.c (struct processor_costs): New fields
4115 dlgr, dlr, dr, dsgfr, dsgr.
4116 (z900_cost, z990_cost): Values for new fields.
4117 (s390_rtx_costs): New cases MEM und COMPARE in switch
4118 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4119 DIV, MOD, UDIV, UMOD.
4121 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4123 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4124 into the register being decremented.
4125 ("doloop_si31", "doloop_di"): Likewise.
4126 ("*doloop_si_long"): Adapt pattern.
4128 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4130 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4132 (CLASS_MAX_NREGS): Likewise.
4134 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4136 * doc/tree-ssa.texi (Statement Operands): Add example for new
4137 must-def macro. Note deprecation of old operands interface.
4139 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4141 PR tree-optimization/19484
4142 * tree-cfg.c (remove_fallthru_edge): New function.
4143 (cleanup_control_flow): Remove fallthru edges from calls that are
4144 now known not to return.
4146 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4148 Fix PR tree-optimization/19038
4149 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4150 copies with loop variant ones.
4152 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4154 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4155 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4156 config/alpha/alpha.md, config/alpha/predicates.md,
4157 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4158 config/sparc/sol2.h: Update copyright.
4160 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4161 first label to see if it is a nonlocal label.
4163 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4164 Andrew Pinski <pinskia@physics.uc.edu>
4167 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4168 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4170 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4172 * config/rs6000/rtems.h: Update copyright.
4174 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4177 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4178 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4179 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4181 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4184 * c-typeck.c (convert_arguments): Check for error_mark_node.
4186 2005-01-21 Ian Lance Taylor <ian@airs.com>
4188 PR tree-optimization/13000
4189 * tree-inline.c: Include "tree-flow.h".
4190 (expand_call_inline): If warn_return_type, warn if non-void inline
4191 function falls through.
4192 * tree-cfg.c (execute_warn_function_return): Don't warn about
4193 control reaching end if TREE_NO_WARNING is set. Set
4195 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4197 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4198 branch if we don't need one.
4199 * c-typeck.c: Include "tree-flow.h"
4200 (c_finish_bc_stmt): Don't add a goto if the current statement
4201 list doesn't fall through to the current point.
4203 2005-01-21 Roger Sayle <roger@eyesopen.com>
4205 PR rtl-optimization/576
4206 * real.c (real_arithmetic): Change return type from void to bool
4207 to return an indication that the result may be inexact.
4208 * real.h (real_arithmeric): Update prototype.
4209 * fold-const.c (const_binop): Don't constant fold floating
4210 point expressions when the user specifies -frounding-math and
4211 the result may depend upon the run-time rounding mode.
4212 (fold_convert_const_real_from_real): Clean-up.
4213 (fold_initializer): Ignore flag_rounding_math for initializers.
4214 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4215 constant fold FP operations with flag_rounding_math if the
4216 result may depend upon the run-time rounding mode.
4218 2005-01-21 Tom Tromey <tromey@redhat.com>
4220 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4222 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4224 * tree-cfg.c: Fix comment typos.
4226 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4228 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4229 around the call to rest_of_handle_branch_target_load_optimize.
4231 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4233 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4234 (sparc64-*-openbsd*): Likewise.
4235 (sparclite-*-elf*): Include tm-dwarf2.h.
4236 (sparc86x-*-elf*): Likewise.
4237 (sparc64-*-elf*): Likewise.
4238 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4239 (DBX_DEBUGGING_INFO): Likewise.
4240 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4241 (PREFERRED_DEBUGGING_TYPE): Likewise.
4242 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4243 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4244 (PREFERRED_DEBUGGING_TYPE): Likewise.
4245 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4246 (PREFERRED_DEBUGGING_TYPE): Likewise.
4247 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4249 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4252 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4254 2005-01-20 Paul Brook <paul@codesourcery.com>
4256 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4258 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4260 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4261 label is first in a sequence of labels.
4263 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4265 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4266 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4268 * doc/sourcebuild.texi (Test Directives): New.
4270 2005-01-20 Roger Sayle <roger@eyesopen.com>
4272 * real.c (real_floor): Don't leave the result uninitialized when
4273 mode is VOIDMode, but return the unrounded intermediate value.
4274 (real_ceil): Likewise.
4276 2005-01-20 Paul Brook <paul@codesourcery.com>
4278 * config/arm/arm.md (insv): Use gen_int_mode.
4280 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4282 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4283 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4284 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4285 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4286 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4288 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4291 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4292 fbreg, so we have to assume we can't.
4293 (loc_descriptor_from_tree_1): Ditto.
4294 (containing_function_has_frame_base): New function.
4295 (add_location_or_const_value_attribute): Use it.
4296 Also try to generate a frame_base from a single element location
4299 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4301 PR tree-optimization/15349
4302 * timevar.def (TV_TREE_MERGE_PHI): New.
4303 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4305 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4306 calls to tree_forwarder_block_p.
4307 (remove_forwarder_block_with_phi, merge_phi_nodes,
4308 gate_merge_phi, pass_merge_phi): New.
4309 * tree-optimize.c (init_tree_optimization_passes): Add
4311 * tree-pass.h: Add an extern for pass_merge_phi;
4313 2005-01-20 Richard Henderson <rth@redhat.com>
4316 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4317 (_mm_castps_pd, _mm_castps_si128): New.
4318 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4320 2005-01-20 Richard Henderson <rth@redhat.com>
4323 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4324 __builtin_ia32_vec_init_v2si.
4325 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4326 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4327 (ix86_init_mmx_sse_builtins): Create it.
4328 (ix86_expand_builtin): Expand it.
4329 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4330 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4331 (vec_extractv2si_0, vec_extractv2si_1): New.
4333 2005-01-20 Richard Henderson <rth@redhat.com>
4336 * config/i386/i386.c (ix86_expand_push): New.
4337 * config/i386/mmx.md (push<MMXMODE>1): New.
4338 * config/i386/sse.md (push<SSEMODE>1): New.
4339 * config/i386/i386-protos.h: Update.
4341 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4343 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4346 2005-01-20 Richard Henderson <rth@redhat.com>
4348 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4349 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4351 2005-01-19 Richard Henderson <rth@redhat.com>
4354 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4355 to V4SFmode in SSE1 fallback load path.
4357 2005-01-19 Richard Henderson <rth@redhat.com>
4359 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4360 in QImode expansion to ix86_expand_vector_set.
4361 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4363 2005-01-19 Richard Henderson <rth@redhat.com>
4366 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4367 subclass of the input class.
4368 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4369 Always true for cross-SSE1 classes. Rationalize conditionals.
4370 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4371 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4372 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4373 (movdi_2): Add MMX/SSE zeros.
4374 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4375 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4376 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4377 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4378 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4379 (zero_extendsidi2_rex64_1): Remove.
4380 (MOV0 peephole): Check GENERAL_REG_P.
4382 2005-01-19 Richard Henderson <rth@redhat.com>
4385 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4387 (ix86_expand_vector_extract): Likewise.
4389 2005-01-19 Richard Henderson <rth@redhat.com>
4392 * expr.c (emit_move_change_mode): New argument force; use
4393 simplify_gen_subreg if true.
4394 (emit_move_via_alt_mode): Merge into ...
4395 (emit_move_via_integer): ... here.
4396 (emit_move_ccmode): Use emit_move_change_mode directly.
4398 2005-01-19 Richard Henderson <rth@redhat.com>
4401 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4402 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4403 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4405 (alpha_emit_set_const): Likewise. Make static.
4406 (alpha_emit_set_long_const): Make static.
4407 (alpha_extract_integer): Split out from alpha_expand_mov.
4408 (alpha_split_const_mov): Likewise.
4409 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4410 (alpha_legitimate_constant_p): New.
4411 * config/alpha/alpha-protos.h: Update.
4412 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4413 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4414 * config/alpha/alpha.md (movsi): Add n alternative.
4415 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4416 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4417 (splitters for all of the above): Use alpha_split_const_mov.
4418 * config/alpha/predicates.md (non_add_const_operand): New.
4419 (non_zero_const_operand): New.
4420 (input_operand): Use alpha_legitimate_constant_p after reload.
4422 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4424 PR tree-optimization/19038
4425 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4426 (add_candidate): Add ivs with increment in latch only if
4427 allow_ip_end_pos_p is true.
4428 (determine_iv_cost): Use empty_block_p.
4430 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4432 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4433 (compute_dominance_frontiers): Ditto.
4435 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4438 * config/sh/t-rtems: New.
4439 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4441 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4443 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4444 the offset of the selected field.
4446 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4448 * tree-cfg.c (remove_forwarder_block): Fix the check to
4449 prevent a nonlocal label from appearing in the middle of a
4452 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4454 PR rtl-optimization/19462
4455 * reorg.c (find_end_label): Create return insn only if
4456 current_function_epilogue_delay_list is empty.
4458 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4460 * doc/passes.texi: Remove paragraph mentioning new-ra.
4462 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4464 PR rtl-optimization/15139
4465 * combine.c: Include params.h.
4466 (count_rtxs): New function.
4467 (record_value_for_reg): If replace_rtx would replace at least
4468 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4469 (clobber (const_int 0)) instead of TEM.
4470 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4471 * params.h (MAX_LAST_VALUE_RTL): New.
4472 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4473 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4476 * c-typeck.c (digest_init): Only call build_vector if all constructor
4477 elements are *_CST nodes.
4478 * gimplify.c (gimplify_init_constructor): Likewise.
4481 * c-typeck.c (digest_init): Only call build_vector if inside_init
4484 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4486 * toplev.c (init_asm_output): Remove dead #ifdef.
4488 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4490 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4492 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4494 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4495 accessing DECL_FUNCTION_CODE.
4496 * dojump.c (do_jump): Likewise.
4497 * gimplify.c (gimplify_call_expr): Likewise.
4498 * predict.c (expr_expected_value): Likewise.
4499 (strip_builtin_expect): Likewise.
4500 * tree-inline.c (estimate_num_insns_1): Likewise.
4501 * tree-ssa-loop-im.c (stmt_cost): Likewise
4502 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4503 (tree_expr_nonnegative_p): Likewise.
4505 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4507 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4508 variant of the load_pcrel_sym pattern.
4509 * config/sparc/sparc.md (P macro): Move to the top.
4510 (load_pcrel_sym): Macroize using P.
4511 (save_register_window): Likewise.
4513 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4515 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4518 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4521 * c-typeck.c (build_asm_expr): Strip nops off
4522 input memory operands.
4524 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4526 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4527 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4528 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4529 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4531 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4534 * config/i386/i386.c (override_options): If the 80387 is disabled,
4535 then do not return FP values using FP registers.
4537 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4539 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4540 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4541 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4542 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4543 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4544 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4545 output.h, postreload-gcse.c, postreload.c, recog.c,
4546 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4547 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4548 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4549 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4550 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4551 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4552 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4553 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4555 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4556 config/alpha/alpha.c, config/arm/vfp.md,
4557 config/i386/emmintrin.h, config/i386/i386-modes.def,
4558 config/i386/i386-protos.h, config/i386/i386.h,
4559 config/i386/pmmintrin.h, config/i386/ppro.md,
4560 config/i386/predicates.md, config/i386/xmmintrin.h,
4561 config/i860/i860.c, config/ia64/ia64-modes.def,
4562 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4563 config/ia64/ia64.md, config/ia64/itanium1.md,
4564 config/ia64/itanium2.md, config/ia64/predicates.md,
4565 config/iq2000/iq2000.h, config/mips/linux64.h,
4566 config/rs6000/aix41.h, config/rs6000/aix43.h,
4567 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4568 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4569 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4570 config/sparc/linux64.h, config/sparc/litecoff.h,
4571 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4572 config/sparc/sparc.h, config/sparc/sparc.md,
4573 config/sparc/sysv4-only.h: Update copyright.
4575 2005-01-18 Richard Henderson <rth@redhat.com>
4578 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4580 2005-01-18 Marc Espie <espie@openbsd.org>
4581 * config/i386/openbsdelf.h: Typo.
4583 2005-01-18 Richard Henderson <rth@redhat.com>
4585 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4586 special case for sse.
4587 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4589 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4591 * tree-inline.c (estimate_num_insns_1): Added cases for
4592 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4594 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4596 PR rtl-optimization/19296
4597 * combine.c (simplify_comparison): Rewrite the condition under
4598 which a non-paradoxical SUBREG of a PLUS can be lifted when
4599 compared against a constant.
4601 2005-01-18 Andi Kleen <ak@muc.de>
4603 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4604 * c.opt (-Wpointer-sign): Add.
4605 * doc/invoke.texi: (-Wpointer-sign): Add.
4607 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4609 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4610 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4611 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4612 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4613 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4614 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4615 for TARGET_MIX_SSE_I387.
4616 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4617 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4618 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4619 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4620 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4621 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4622 TARGET_MIX_SSE_I387.
4623 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4626 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4629 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4630 Add movaps alternative for xmm reg->reg move.
4632 2005-01-17 Jeff Law <law@redhat.com>
4634 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4635 at the end of the main DOM loop rather than just before DOM exits.
4637 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4639 PR tree-optimization/19121
4640 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4641 adding aliases to a name tag, also add them to the pointer's
4643 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4644 sensitive alias info at all. Only check that the two pointers
4645 have compatible pointed-to sets.
4646 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4647 a pointer's type tag is a superset of the alias set of the
4650 2005-01-17 James E Wilson <wilson@specifixinc.com>
4653 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4654 comment to document why.
4656 2005-01-17 Richard Henderson <rth@redhat.com>
4658 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4659 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4660 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4661 sse2_vmsminv2df3_finite): New.
4662 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4663 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4664 Force op1 into register.
4666 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4668 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4669 bubblestrap from always rebuilding build directory.
4671 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4673 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4674 ("*cmpmem_short"): Likewise.
4676 2005-01-17 Steven Bosscher <stevenb@suse.de>
4678 * basic-block.h: Document BB_* flags.
4679 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4680 use an sbitmap instead.
4681 * sched-rgn.c (compute_trg_info): Likewise.
4683 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4685 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4686 redundant target_cpu_default and extra_parts lines. Use the default
4688 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4689 (SUBTARGET_EXTRA_SPECS): Delete.
4690 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4691 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4692 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4693 and "n32" for -mabi=n32.
4695 2005-01-17 Ian Lance Taylor <ian@airs.com>
4698 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4699 fold constant variables into initial values.
4701 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4703 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4705 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4706 through the statements backward.
4708 2005-01-17 Ian Lance Taylor <ian@airs.com>
4710 PR middle-end/13127:
4711 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4712 a variable set to the return value of the inlined function.
4714 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4716 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4717 when modes are tieable.
4719 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4721 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4722 of pthread_create to find out if threads are enabled.
4723 * gthr-posix95.h (__gthread_active_p): Likewise.
4725 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4727 * common.opt (-fnew-ra): Remove.
4729 * toplev.h (flag_new_regalloc): Remove.
4730 * Makefile.in (ra*.*): Don't mention.
4731 * passes.c (rest_of_handle_new_regalloc): Remove.
4732 (rest_of_handle_combine, rest_of_compilation): Always consider
4733 flag_new_regalloc as false.
4734 * doc/invoke.texi: Don't document -fnew-ra.
4736 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4738 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4739 last parameter to reg_scan.
4740 * loop.c (loop_optimize): Likewise.
4741 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4742 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4743 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4744 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4745 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4746 * regclass.c (reg_scan): Likewise, for the declaration.
4747 * rtl.h (reg_scan): Likewise, for the prototype.
4749 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4751 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4752 mark_dfs_back_edges.
4754 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4756 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4757 (compute_avail): Uses don't go in tmp_gen.
4759 2005-01-16 Steven Bosscher <stevenb@suse.de>
4761 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4762 loop to look for a free slot in a page entry.
4764 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4767 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4768 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4769 just before targetm.asm_out.file_end.
4770 * tree.h (process_pending_assemble_output_defs): Declare.
4771 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4773 (assemble_alias): Defer generation of assembly code for defines when
4774 TARGET_DEFERRED_OUTPUT_DEFS is true.
4775 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4776 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4777 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4779 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4782 * pa.c (pa_scalar_mode_supported_p): New function.
4783 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4784 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4786 * pa-protos.h (prefetch_operand): Delete.
4787 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4788 * pa.c (prefetch_operand): Delete.
4789 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4790 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4791 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4792 and prefetch_nocc_operand.
4793 * pa.md (prefetch): Rework to avoid reload problems handling short
4794 displacements when a cache control completer needs to be provided.
4795 (prefetch_32, prefetch_64): Delete.
4796 (prefetch_cc, prefetch_nocc): New patterns.
4798 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4800 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4802 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4805 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4806 exceeds maximum alignment for global common data.
4807 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4808 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4810 2004-01-15 Roger Sayle <roger@eyesopen.com>
4812 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4814 2004-01-15 Roger Sayle <roger@eyesopen.com>
4816 * harg-reg-set.h (reg_class_names): Prototype global array.
4817 * regclass.c (reg_class_names): Declare here and initialize to
4819 (dump_regclass): Remove local declaration of reg_class_names.
4820 (regclass): Likewise.
4821 * cfg.c (dump_flow_info): Likewise.
4822 * ra-debug.c (reg_class_names): Likewise.
4823 * regrename.c (reg_class_names): Likewise.
4824 * reload.c (reg_class_names): Likewise.
4825 * reload1.c (spill_failure): Likewise.
4826 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4828 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4830 * config/s390/s390.md ("reload_outti"): Remove predicate for
4831 output operand. Abort if operand is not a MEM.
4832 ("reload_outdi", "reload_outdf"): Likewise.
4834 2005-01-15 Marc Espie <espie@openbsd.org>
4836 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4837 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4838 * config/openbsd.h: Fix C++ includes for native configurations.
4839 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4840 Add trampoline support.
4841 * config/i386/openbsdelf.h: New.
4843 2005-01-15 Marc Espie <espie@openbsd.org>
4845 * collect2.c (main): Explicitly parse -dynamic-linker option.
4847 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4849 PR tree-optimization/19060
4850 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4851 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4852 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4853 and handle extract_range_from_cond returning false.
4854 * fold-const.c (fold): Optimize comparisons with min/max even for
4855 width > HOST_BITS_PER_WIDE_INT.
4857 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4859 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4860 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4861 Remove little endian multilib variants.
4862 Add mips32 multilib variant.
4864 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4866 * explow.c (copy_all_reg, stabilize): Remove.
4867 * expr.h: Remove the corresponding prototypes.
4869 * rtlanal.c (regs_set_between_p): Remove.
4870 * rtl.h: Remove the corresponding prototype.
4872 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4874 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4875 to rs6000_nonimmediate_operand.
4876 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4877 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4878 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4879 rs6000_nonimmediate_operand.
4880 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4881 rs6000_nonimmediate_operand.
4883 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4885 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4887 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4889 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4891 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4892 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4894 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4895 (rs6k_nonimmediate_operand): New.
4896 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4898 (legitimate_lo_sum_address_p): Same.
4899 (rs6000_legitimize_address): Same.
4900 (rs6000_legitimize_reload_address): Same.
4901 (rs6000_legitimate_address): Same.
4902 (spe_build_register_parallel): Pass DF and DC modes in a DI
4905 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4906 to rs6k_nonimmediate_operand.
4908 * config/rs6000/spe.md ("*frob_df_di"): New.
4909 ("*frob_di_df"): New.
4910 ("*frob_di_df_2"): New.
4911 ("*mov_sidf_e500_subreg0"): New.
4912 ("*mov_sidf_e500_subreg4"): New.
4913 ("*movdf_e500_double"): Change predicate to
4914 rs6k_nonimmediate_operand.
4916 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4918 * postreload.c (move2add_note_store): Only call
4919 trunc_int_for_mode on scalar integers.
4921 2005-01-14 Steven Bosscher <stevenb@suse.de>
4923 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4924 replace BB_VISITED uses.
4925 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4926 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4927 (tree_dce_done): Free visited_control_parents.
4928 (perform_tree_ssa_dce): Allocate and clear it.
4929 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4930 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4931 instead of BB_VISITED.
4933 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4935 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4936 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4937 Remove unused prototypes.
4939 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4941 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4942 64-bit register usage.
4943 (spe_func_has_64bit_regs_p): Add FIXME note.
4945 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4947 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4948 flag_finite_math_only with flag_unsafe_math_optimizations.
4950 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4952 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4954 (__tpf_eh_return): Copy TPF private stack area from the module
4955 boundary stack frame. Add check for when module addresses are
4956 equal, but no stub address is found.
4958 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4961 * arm.h (struct machine_function): Add call_via field.
4962 (thumb_call_via_label): Declare.
4963 * arm.c (thumb_call_via_label): New variable.
4964 (thumb_call_reg_needed): New variable.
4965 (arm_output_function_epilogue): For Thumb code, output any per-function
4966 call-indirect trampolines.
4967 (thumb_call_via_reg): New function.
4968 (arm_file_end): New function.
4969 (TARGET_ASM_FILE_END): Call arm_file_end.
4970 (aof_file_end): Likewise.
4971 * arm-protos.h (thumb_call_via_reg): Declare.
4972 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4973 thumb_call_via_reg in normal case.
4975 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4978 PR rtl-optimization/19348
4979 * recog.c (peephole2_optimize): Do global life update if some peephole
4980 decides it doesn't need at least one of its inputs and that change
4981 influences liveness at the start of the basic block.
4983 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4984 arguments instead of 1.
4986 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4989 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4990 zero for nested functions needing a static chain or functions
4991 with a non-constant address.
4993 2005-01-13 Roger Sayle <roger@eyesopen.com>
4995 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4996 (and (sign_extend X) C) into (zero_extend (and X C)).
4998 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5000 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5002 2005-01-13 Richard Henderson <rth@redhat.com>
5007 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5008 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5009 not just TARGET_SSE.
5010 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5011 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5012 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5013 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5014 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5015 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5016 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5017 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5018 (movdicc_c_rex64): Rename with '*'.
5019 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5020 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5021 (movsfcc_1_387): Rename from movsfcc_1.
5022 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5023 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5024 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5025 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5026 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5027 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5028 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5029 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5030 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5031 sse_movdfcc_const0_4): Remove.
5032 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5033 recognize min/max early. Update for changed sse cmove patterns.
5034 (ix86_split_sse_movcc): New.
5035 * config/i386/i386-protos.h: Update.
5037 2005-01-13 Steven Bosscher <stevenb@suse.de>
5039 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5040 (fix_stmt_v_may_defs): Likewise.
5042 2005-01-13 Richard Henderson <rth@redhat.com>
5044 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5045 for converting the mask.
5047 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5049 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5052 2005-01-13 Richard Henderson <rth@redhat.com>
5054 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5055 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5056 IX86_BUILTIN_MOVDQ2Q): Remove.
5057 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5058 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5059 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5061 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5062 (sse2_pextrw): Fix immediate constraint.
5063 (sse2_loadq, sse2_loadq_rex64): Remove.
5064 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5065 Use __builtin_ia32_vec_ext_<size>.
5066 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5068 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5070 * function.c (assign_parm_setup_block): Look inside original
5071 entry_parm when inspecting PARALLEL.
5073 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5074 Joel Sherrill <joel@oarcorp.com>
5077 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5078 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5079 rtems_gxx_recursive_mutex_init.
5080 (__gthread_recursive_mutex_lock): New function.
5081 (__gthread_recursive_mutex_trylock): Likewise.
5082 (__gthread_recursive_mutex_unlock): Likewise.
5084 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5086 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5088 2005-01-13 Jan Beulich <jbeulich@novell.com>
5090 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5091 (ashrti3_internal): Indicate output is early clobber. Generate result
5092 into output rather than first input. Use move for low word of output
5093 if shift count is exactly 64.
5094 (lshrti3_internal): Likewise.
5096 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5100 * reload1.c (delete_output_reload): Don't delete an output reload
5101 if the pseudo lives longer than a single basic block. Adjust and
5102 improve wording of comment.
5104 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5107 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5108 of TYPE_SIZE where we mean the number of bytes.
5110 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5112 * function.c (assign_parm_setup_block): Relax condition on
5113 multi-register optimization.
5115 2005-01-12 Nick Clifton <nickc@redhat.com>
5117 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5118 an "in_delay_slot" attribute of "no" to prevent them being used in
5119 delay slots. This is forbidden because they might generate
5122 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5125 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5128 2005-01-12 Nick Clifton <nickc@redhat.com>
5130 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5131 passed on to GAS) but do not define, as GAS no longer supports or
5132 needs the -m2000 option.
5134 2005-01-11 Roger Sayle <roger@eyesopen.com>
5136 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5137 type as args of unprototyped builtins aren't automatically promoted.
5138 (fold_builtin_abs): Likewise.
5140 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5142 * Makefile.in: Set a `build-warn' variable.
5144 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5146 PR tree-optimization/17949
5147 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5148 (find_interesting_uses_address): Use it.
5150 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5152 * regrename.c (kill_value): Handle subreg's that won't simplify.
5154 2005-01-11 Richard Henderson <rth@redhat.com>
5157 * config/i386/i386.h (enum ix86_builtins): Move ...
5158 * config/i386/i386.c: ... here.
5159 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5160 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5161 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5162 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5163 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5164 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5165 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5166 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5167 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5168 IX86_BUILTIN_LOADDDUP): Remove.
5169 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5170 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5171 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5172 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5173 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5174 (ix86_init_builtins): Make static.
5175 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5176 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5177 if all the modes match. Otherwise, fake it.
5178 (get_element_number, ix86_expand_vec_init_builtin,
5179 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5180 (ix86_expand_builtin): Make static. Update for changed builtins.
5181 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5182 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5183 (ix86_expand_vector_init_duplicate): New.
5184 (ix86_expand_vector_init_low_nonzero): New.
5185 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5186 Split out from ix86_expand_vector_init; handle integer modes.
5187 (ix86_expand_vector_init): Use them.
5188 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5189 * config/i386/i386-protos.h: Update.
5190 * config/i386/predicates.md (reg_or_0_operand): New.
5191 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5192 (movv2sf_internal): Likewise. And a splitter to match them all.
5193 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5194 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5195 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5196 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5197 (mmx_pinsrw): Fix operand ordering.
5198 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5199 rather than sse_loadss expander.
5200 (movv2df splitter): Similarly.
5201 (sse_loadss, sse_loadlss): Remove.
5202 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5203 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5204 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5205 (sse3_movddup): Rename with '*'.
5206 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5207 (sse2_loadsd): Remove.
5208 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5209 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5210 (sse2_pinsrw): Fix argument ordering.
5211 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5212 (sse2_stored): Remove 'r' destination.
5213 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5214 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5215 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5216 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5217 vec_extractv16qi, vec_initv16qi): New.
5219 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5220 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5221 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5223 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5224 (_mm_load_si128, _mm_store_si128): Likewise.
5225 (_mm_load1_pd): Use _mm_set1_pd.
5226 (_mm_load_sd): Use _mm_set_sd.
5227 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5228 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5229 (_mm_set_epi64): Use _mm_set_epi64x.
5230 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5231 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5232 _mm_setr_epi8): Use _mm_set_foo form.
5233 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5234 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5235 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5236 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5237 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5238 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5239 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5240 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5241 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5242 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5243 (_mm_movedup_pd): Use _mm_shuffle_pd.
5244 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5245 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5246 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5247 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5249 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5250 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5251 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5252 (_mm_store_ps): Use raw dereference.
5253 (_mm_store1_ps): Use _mm_storeu_ps.
5254 (_mm_storer_ps): Use _mm_store_ps.
5255 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5256 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5258 2005-01-11 Stan Shebs <shebs@apple.com>
5260 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5261 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5263 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5266 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5267 Skip all DECLs except for FIELD_DECLs.
5269 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5271 * config/s390/s390.c (override_options): Return error if
5272 -mbackchain, -mpacked-stack and -mhard-float are used together.
5273 (s390_va_start): Remove the backchain && packed-stack special case.
5274 (s390_gimplify_va_arg): Likewise.
5275 * doc/invoke.texi: Remove the ABI incompatibility note.
5277 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5279 * config/s390/s390.c (struct s390_frame_layout): Remove
5281 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5282 save_backchain_p with TARGET_BACKCHAIN.
5284 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5287 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5288 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5289 * function.c (locate_and_pad_parm): Set new field.
5290 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5291 Tweak where_pad test to include "none". Always set mem align for
5293 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5294 not sufficient for type.
5295 (assign_parm_setup_block): If stack_parm is zero on entry, always
5296 make a new stack local. Block move old stack parm if necessary
5297 to new aligned stack local.
5298 (assign_parm_setup_stack): Use a block move to handle
5299 potentially misaligned entry_parm.
5300 (assign_parms_unsplit_complex): Specify required alignment when
5301 creating stack local.
5302 * calls.c (compute_argument_addresses): Override alignment of stack
5303 arg calculated from its type with the alignment given by
5304 FUNCTION_ARG_BOUNDARY.
5305 (store_one_arg): Likewise.
5307 2005-01-11 Jan Beulich <jbeulich@novell.com>
5309 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5310 Change respective itanium_class attribute to ialu.
5311 (shladdp4_internal): New.
5312 * config/ia64/predicates.md (shladd_log2_operand): New.
5314 2005-01-11 Richard Henderson <rth@redhat.com>
5316 * expr.c (store_constructor): Use rtvec_alloc instead of
5317 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5319 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5321 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5323 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5325 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5326 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5327 (TARGET_RWRELOC): Define.
5328 (ia64_rwreloc_section_type_flags): Delete.
5329 (ia64_section_type_flags): New function.
5330 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5331 (TARGET_RWRELOC): Define.
5333 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5336 * config/ia64/ia64.c (process_set): For alloc insn, only call
5337 process_epilogue is !frame_pointer_needed.
5339 2005-01-10 Roger Sayle <roger@eyesopen.com>
5342 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5343 unary operator and can't be treated as a binary/comparison operator.
5345 2005-01-10 Richard Henderson <rth@redhat.com>
5347 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5348 (ix86_return_in_memory): Likewise.
5349 (function_arg_advance): Likewise. Mirror structure in function_arg
5350 for choosing register to advance.
5352 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5354 * tree-vectorizer.c, tree.def: Fix comment typos.
5356 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5358 * config/s390/s390.c (struct processor_costs): 4 new fields:
5359 ddbr, ddr, debr, der.
5360 (s390_rtx_costs): More precise handling of divide instructions.
5362 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5364 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5366 2005-01-10 Jan Beulich <jbeulich@novell.com>
5368 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5369 names resulting from -ffunction-sections/-fdata-sections and linkonce
5371 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5372 based on the section name. Rearrange the section name comparison logic
5373 slightly so that each section name is compared against at most once.
5375 2005-01-10 Ben Elliston <bje@au.ibm.com>
5377 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5378 targets for which -fPIC reduces limitations on the GOT size.
5380 2005-01-09 Falk Hueffner <falk@debian.org>
5382 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5385 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5388 * collect2.c (main): Set aixrtl_flag for -brtl option.
5389 (resolve_lib_name): Search for .so file extension before .a
5392 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5394 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5395 (vect_analyze_data_refs_alignment): Add dump prints.
5397 2005-01-09 Ira Rosen <irar@il.ibm.com>
5399 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5400 expr_invariant_in_loop_p.
5401 Initialize outputs first thing in the function.
5402 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5403 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5404 (vect_analyze_pointer_ref_access): Check that the initial condition of
5405 the access function is loop invariant.
5407 2005-01-09 Richard Henderson <rth@redhat.com>
5409 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5410 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5411 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5412 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5413 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5414 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5415 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5416 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5417 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5418 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5419 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5420 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5421 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5422 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5423 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5424 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5425 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5426 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5427 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5428 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5429 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5430 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5431 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5433 (mmx_clrdi, pavgusb): Remove.
5434 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5435 with leading sse_ prefix.
5436 * config/i386/sse.md: Receive them.
5437 * config/i386/mmx.md: New file.
5438 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5439 (subrv2sf3): Turn into expander for normal subtraction.
5440 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5441 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5442 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5443 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5444 commutative; use ix86_binary_operator_ok.
5445 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5446 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5447 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5448 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5449 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5450 Macroize from existing patterns; use ix86_binary_operator_ok.
5451 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5452 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5453 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5454 with vec_select+vec_concat.
5455 (mmx_pshufw, mmx_pshufw_1): Likewise.
5456 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5457 (mmx_uavgv4hi3): Model correctly.
5458 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5459 _mm_xor_si64): Remove casts.
5461 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5463 PR tree-optimization/19224
5464 * tree-scalar-evolution.c (get_instantiated_value,
5465 set_instantiated_value): New functions.
5466 (instantiate_parameters_1): Cache the results.
5467 (instantiate_parameters, resolve_mixers): Initialize and free
5470 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5472 * config/i386/i386.md (addhi_4): Correct reference in comment.
5475 2005-01-08 Richard Henderson <rth@redhat.com>
5477 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5478 (_mm_cvtsi128_si64x): Likewise.
5479 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5480 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5481 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5482 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5483 * config/i386/i386-protos.h: Update.
5484 * config/i386/i386.c (print_operand): Add 'H'.
5485 (ix86_fixup_binary_operands): Split out from ...
5486 (ix86_expand_binary_operator): ... here.
5487 (ix86_fixup_binary_operands_no_copy): New.
5488 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5489 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5490 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5491 (safe_vector_operand): Use CONST0_RTX.
5492 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5493 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5494 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5495 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5497 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5498 (IX86_BUILTIN_CMPNGESS): New.
5499 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5500 (attr type): Add sselog1.
5501 (attr unit, attr memory): Handle it.
5502 (movti, movti_internal, movti_rex64): Move near other integer moves.
5503 (movtf, movtf_internal): Move near other fp moves.
5504 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5505 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5506 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5507 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5508 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5509 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5510 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5511 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5512 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5513 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5514 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5515 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5516 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5517 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5518 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5519 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5520 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5521 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5522 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5523 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5524 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5525 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5526 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5527 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5528 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5529 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5530 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5531 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5532 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5533 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5534 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5535 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5536 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5537 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5538 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5539 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5540 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5541 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5542 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5543 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5544 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5545 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5546 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5547 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5549 (SSEPUSH, push<SSEPUSH>): Remove.
5550 (MMXPUSH, push<MMXPUSH>): Remove.
5551 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5552 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5553 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5554 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5555 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5556 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5557 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5558 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5559 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5560 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5561 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5562 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5563 (ppro_sse_log_V4SF): Handle sselog1.
5564 * config/i386/predicates.md (const_0_to_1_operand): New.
5565 (const_0_to_255_mul_8_operand): New.
5566 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5567 (const_2_to_3_operand, const_4_to_7_operand): New.
5568 * config/i386/sse.md: New file.
5569 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5570 (sse_movups): Rename from sse_movups_1.
5571 (sse_loadlss): Rename from sse_loadss_1.
5572 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5574 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5575 (absv4sf2, negv2df, absv2df): New.
5576 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5577 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5578 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5579 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5580 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5581 (sse3_addsubv4sf3): Model correctly.
5582 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5583 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5584 (sse_movhlps): Model with vec_select+vec_concat.
5585 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5586 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5587 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5588 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5589 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5590 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5591 sse2_pshufhw_1): Likewise.
5592 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5593 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5594 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5595 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5596 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5597 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5598 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5599 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5600 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5601 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5602 sminv8hi3): Mark commutative
5603 operands. Use ix86_binary_operator_ok.
5604 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5605 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5606 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5607 sse2_punpcklqdq): Allow operand2 in memory.
5608 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5609 sse2_movsd): Add memory alternatives.
5610 (sse_storelps): Turn expander into an insn; split after reload.
5611 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5612 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5614 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5616 * configure.ac (DWARF-2 debug_line): Use objdump.
5617 * configure: Regenerate.
5619 2005-01-08 Jeff Law <law@redhat.com>
5620 Diego Novillo <dnovillo@redhat.com>
5622 PR tree-optimization/18241
5623 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5624 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5625 statements with volatile operands.
5626 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5627 operands after marking a statement with has_volatile_ops.
5629 2005-01-08 Roger Sayle <roger@eyesopen.com>
5631 * tree.c (int_fits_type_p): Always honor integer constant
5632 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5634 2005-01-08 Roger Sayle <roger@eyesopen.com>
5636 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5637 the latent bug in rtl_delete_block has been resolved.
5639 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5641 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5642 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5644 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5646 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5647 library as @multilib_dir@/$(SHLIB_SONAME).
5649 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5651 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5652 * configure: Regenerate.
5654 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5656 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5659 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5662 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5663 Convert non-word aligned offset address using ld/std into
5666 2005-01-07 Richard Henderson <rth@redhat.com>
5668 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5670 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5672 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5674 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5676 PR tree-optimization/19283
5677 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5678 is not shorter than the original type.
5680 PR rtl-optimization/19012
5681 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5683 PR rtl-optimization/18861
5684 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5685 (FULL_STATE): Define.
5686 (mark_tablejump_edge): New function.
5687 (purge_dead_tablejump_edges): New function.
5688 (find_bb_boundaries): Use it.
5690 PR tree-optimization/18828
5691 * builtins.c (expand_builtin_next_arg): Remove argument and all
5692 the argument checking.
5693 (expand_builtin): Adjust caller.
5694 (expand_builtin_va_start): Likewise. Remove error for too many
5696 (fold_builtin_next_arg): Issue error for too many arguments.
5697 After checking arguments, replace them with magic arguments that
5698 prevent further checking of the args.
5700 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5702 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5704 2005-01-06 Roger Sayle <roger@eyesopen.com>
5707 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5708 and %{.S:...} (and their negative variants) to test whether the
5709 input file is assembler or pre-processed-assembler independent of
5710 the actual filename extension.
5712 2005-01-06 Roger Sayle <roger@eyesopen.com>
5714 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5715 of sign or zero extended values.
5717 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5719 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5720 for IBM long double format correctly.
5722 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5724 Fix PR tree-optimization/18792
5726 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5727 to first_loop_depth, and use loop depth instead of loop number.
5728 (build_classic_dir_vector): Ditto.
5729 (compute_data_dependences_for_loop): Use depth, not loop number.
5730 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5731 number. Pass in loops, instead of loop numbers.
5732 (gather_interchange_stats): Ditto.
5733 (linear_transform_loops): Ditto.
5735 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5738 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5739 biv_fits_mode_p, extension_within_bounds_p): New functions.
5740 (check_ext_dependent_givs): Use them.
5742 2005-01-06 Roger Sayle <roger@eyesopen.com>
5744 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5745 more than one barrier, in which case we should delete them all.
5747 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5749 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5751 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5753 Fix PR middle-end/19286
5755 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5756 output this subprogram, simply ignore this attempt to do it again.
5757 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5758 origin attribute if it's not possible.
5759 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5760 (decls_for_scope): Ditto.
5761 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5762 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5764 2005-01-05 Richard Henderson <rth@redhat.com>
5767 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5768 (bdesc_2arg): Use it.
5769 (ix86_expand_binop_builtin): Force operands into registers
5771 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5772 ix86_expand_sse_compare, ix86_expand_sse_comi,
5773 ix86_expand_builtin): Likewise.
5775 2005-01-05 Richard Henderson <rth@redhat.com>
5777 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5779 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5780 (mulv4hi3): Set itanium_class mmmul.
5781 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5782 (fpack): Rename from fpack_sfsf.
5784 2005-01-05 Richard Henderson <rth@redhat.com>
5787 * reload1.c (do_input_reload): Restrict the optimization deleteing
5788 a previous output reload to RELOAD_FOR_INPUT.
5790 2005-01-05 Steven Bosscher <stevenb@suse.de>
5792 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5793 comment that we fall through after case.
5794 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5795 (distribute_links): Likewise.
5796 * cse.c (cse_insn): Likewise.
5797 * cselib.c (cselib_invalidate_mem): Likewise.
5798 * df.c: Update comments at the top of the file.
5799 (read_modify_subreg_p): Update comments here too.
5800 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5801 * flow.c (mark_set_1): Likewise.
5802 (mark_used_regs): Likewise.
5803 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5804 (canon_list_insert): Likewise.
5805 (mark_set): Likewise.
5806 (try_replace_reg): Likewise.
5807 (store_killed_in_insn): Likewise.
5808 * loop.c (count_one_set): Likewise.
5809 (basic_induction_var): Likewise.
5810 * postreload-gcse.c (find_mem_conflicts): Likewise.
5811 * postreload.c (reload_combine_note_store): Likewise.
5812 (move2add_note_store): Likewise.
5813 * reload.c (find_equiv_reg): Likewise.
5814 (mark_referenced_resources): Likewise.
5815 * rtlanal.c (set_noop_p): Likewise.
5816 (note_stores): Likewise.
5817 (note_uses): Likewise.
5818 * sched-deps.c (sched_analyze_1): Likewise.
5819 * sched-rgn.c (check_live_1): Likewise.
5820 (update_live_1): Likewise.
5821 * config/i860/i860.c: Likewise.
5823 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5825 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5827 * doc/rtl.texi: Update documentation for bit-fields and SET.
5829 2005-01-05 Roger Sayle <roger@eyesopen.com>
5831 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5833 2005-01-05 Jan Hubicka <jh@suse.cz>
5834 Richard Henderson <rth@redhat.com>
5837 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5840 2005-01-05 Richard Henderson <rth@redhat.com>
5843 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5844 (sse_shufps): Change operand 3 to const_int_operand.
5845 (sse2_storelps): Fix typo in template.
5846 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5847 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5848 (ix86_expand_builtin): Likewise.
5850 2005-01-05 Julian Brown <julian@codesourcery.com>
5852 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5853 as aggregates for AAPCS ABIs.
5855 2005-01-05 Stan Shebs <shebs@apple.com>
5857 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5858 Mach-O getters if ppc64.
5859 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5861 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5862 signed four-byte field for global code case.
5863 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5865 2005-01-05 Roger Sayle <roger@eyesopen.com>
5868 * c-common.c: Include real.h.
5869 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5870 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5871 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5872 * Makefile.in (c-common.o): Update dependencies.
5874 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5876 * c-parse.in (asm_string): Add trailing semicolon.
5878 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5880 * c-parse.in (asm_string): New. Don't allow wide strings in
5882 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5883 asm_string instead of STRING.
5885 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5887 * c-typeck.c (constructor_no_implicit): Remove.
5888 (set_designator, process_init_element): Don't check
5889 constructor_no_implicit.
5891 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5892 Kaz Kojima <kkojima@gcc.gnu.org>
5895 * lcm.c (create_pre_exit): New.
5896 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5897 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5899 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5901 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5902 -msoft-float in target_float_switch.
5903 * arm.c (arm_override_options): Fix processing of target_float_switch.
5905 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5907 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5910 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5912 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5913 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5915 2005-01-04 Roger Sayle <roger@eyesopen.com>
5917 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5918 if deleting the then-block allows the test-block to fallthru to the
5921 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5924 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5925 after the full declaration if the are in two different TUs.
5927 2005-01-04 Richard Henderson <rth@redhat.com>
5930 * tree-sra.c (generate_one_element_init): Just
5931 call gimplify_and_add.
5932 (generate_element_init): Record the
5933 new referenced variables and mark them for renaming
5934 and split out to ...
5935 (generate_element_init_1): This.
5936 (scalarize_init): Don't call push_gimplify_context/
5937 pop_gimplify_context.
5939 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5941 * toplev.c (get_src_pwd): Handle failure of getpwd().
5943 2005-01-04 Roger Sayle <roger@eyesopen.com>
5945 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5947 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5948 all the cases handled by it are inverted by invert_truthvalue.
5950 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5952 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5953 (save_register_windowsi): Likewise.
5955 2005-01-04 Richard Henderson <rth@redhat.com>
5957 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5959 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5962 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5963 any simplifications of vector mode comparison operators.
5964 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5966 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5967 Devang Patel <dpatel@apple.com>
5969 PR tree-optimization/18308
5970 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5971 the operands before creating a new expression.
5972 * dojump.c (do_jump): Make drop_through_label available
5973 for all cases. Add expansion of COND_EXPR.
5975 2005-01-04 Ira Rosen <irar@il.ibm.com>
5977 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5978 INTEGER_CST instead of TREE_CONSTANT.
5979 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5980 instead of TREE_CONSTANT.
5981 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5982 instead of TREE_CONSTANT.
5984 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5986 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5988 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5991 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5992 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5994 2005-01-03 Richard Henderson <rth@redhat.com>
5996 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5997 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5998 fold_convert_const_real_from_real): Split out from ...
5999 (fold_convert_const): ... here.
6001 2005-01-03 Richard Henderson <rth@redhat.com>
6004 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6005 (mov<MMXMODEI>_internal): Likewise.
6006 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6007 Add V2SF case; use it for SSE1; don't use TI.
6008 (movdf_integer): Likewise.
6009 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6011 2005-01-03 Ira Rosen <irar@il.ibm.com>
6013 * tree-vectorizer.c (vect_strip_conversions): New function.
6014 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6015 check for binary class.
6017 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6021 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6023 * gimple-low.c (mark_blocks_with_used_vars): New function.
6024 (mark_blocks_with_used_subblocks): Ditto.
6025 (mark_used_blocks): Ditto.
6026 (pass_mark_used_blocks): New pass.
6027 * tree-inline.c: Include debug.h.
6028 (expand_call_inline): Call outlining_inline_function here.
6029 * tree-optimize.c (init_tree_optimization_passes): Add
6030 pass_mark_used_blocks.
6031 * tree-pass.h (pass_mark_used_blocks): New.
6032 * Makefile.in (tree-inline.o): Add debug.h dependency.
6034 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6036 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6037 VAR_DECLs to have weak_import attribute.
6039 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6042 2004-01-03 Steven Bosscher <stevenb@suse.de>
6044 * passes.c (rest_of_compilation): Don't run regmove if only
6045 flag_expensive_optimizations, require flag_regmove instead.
6047 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6049 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6051 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6052 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6053 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6054 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6056 2005-01-03 Richard Henderson <rth@redhat.com>
6058 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6059 (ia64_const_ok_for_letter_p): New.
6060 (ia64_const_double_ok_for_letter_p): New.
6061 (ia64_extra_constraint): New.
6062 (ia64_expand_vecint_compare): New.
6063 (ia64_expand_vcondu_v2si): New.
6064 (ia64_expand_vecint_cmov): New.
6065 (ia64_expand_vecint_minmax): New.
6066 (ia64_print_operand): Add 'v'.
6067 (ia64_preferred_reload_class): New.
6068 (ia64_vector_mode_supported_p): New.
6069 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6070 (PREFERRED_RELOAD_CLASS): Move to function.
6071 (CONST_OK_FOR_LETTER_P): Move to function.
6072 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6073 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6074 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6075 (EXTRA_CONSTRAINT): Move to function.
6076 * config/ia64/ia64.md: Include vect.md.
6077 (itanium_class): Add mmalua.
6079 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6081 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6082 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6084 (const_int_2bit_operand): New.
6085 (fr_reg_or_0_operand): New.
6086 * config/ia64/ia64-modes.def: Add vector modes.
6087 * config/ia64/ia64-protos.h: Update.
6088 * config/ia64/vect.md: New file.
6090 2005-01-03 Richard Henderson <rth@redhat.com>
6092 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6094 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6097 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6099 (log1pdf2): Change mode of operands[0,1] to DFmode.
6101 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6103 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6104 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6105 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6106 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6107 SPARC_RELAXED_ORDERING.
6109 2005-01-03 Richard Henderson <rth@redhat.com>
6110 Uros Bizjak <uros@kss-loka.si>
6113 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6114 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6115 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6117 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6118 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6119 const_pow2_1_to_128_operand): New predicates.
6121 2005-01-02 Greg McGary <greg@mcgary.org>
6123 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6125 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6126 object. [ptr_type]: Remove unused variable.
6127 Remember nearest addressable array-element or record-component
6128 when checking bitfield components. Tolerate empty BIND_EXPR.
6130 2005-01-01 Richard Henderson <rth@redhat.com>
6132 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6133 that don't narrow the value. Fail for other conversions.
6135 2005-01-01 Richard Henderson <rth@redhat.com>
6138 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6139 * c-lang.c (finish_file): Don't do it here.
6140 * objc/objc-act.c (objc_finish_file): Likewise.
6142 * cgraph.c (decl_assembler_name_equal): New.
6143 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6144 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6145 * cgraph.h (struct cgraph_varpool_node): Add next.
6146 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6147 * varasm.c (assemble_alias): Mark the target as needed.
6149 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6152 * function.c (get_arg_pointer_save_area): Use entry_of_function
6153 instead of get_insns.
6155 2005-01-01 Roger Sayle <roger@eyesopen.com>
6156 Andrew Pinski <pinskia@physics.uc.edu>
6157 James E. Wilson <wilson@specifixinc.com>
6159 PR rtl-optimization/12092
6160 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6163 2005-01-01 Roger Sayle <roger@eyesopen.com>
6164 Olivier Hainque <hainque@act-europe.fr>
6166 * tree.c (int_fits_type_p): A narrower type always fits in a
6167 wider one, except for negative values into unsigned types.
6169 2005-01-01 Roger Sayle <roger@eyesopen.com>
6171 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6172 with the original constant rather than require TREE_OVERFLOW.
6174 2005-01-01 Steven Bosscher <stevenb@suse.de>
6177 * c-decl.c (finish_function): If compiling C99, annotate the
6178 compiler generated return with the current file name and line 0.
6179 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6180 the source line is greater than 0.
6181 (remove_bb): Likewise.
6183 See ChangeLog.12 for earlier changes.