1 2005-03-07 Jeff Law <law@redhat.com>
2 Steven Bosscher <stevenb@suse.de>
4 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5 (find_taken_edge): Call find_taken_edge_computed_goto as
6 appropriate. Allow any gimple invariant rather than just
8 (cleanup_control_flow): Cleanup a computed goto which has turned
10 (tree_merge_blocks): If block B has any forced labels, move
11 them to the start of block A.
12 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13 computed gotos as well.
14 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15 removal of unnecessary computed gotos too.
16 (lookup_redirection_data): Fix type of INSERT argument. Callers
19 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
21 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
22 Remove trailing spaces.
24 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
25 unshare_all_trees): Make them static.
26 * tree-gimple.h: Remove the corresponding prototypes.
28 * diagnostic.h: Remove unused prototype
30 * modulo-sched.c: Remove unused prototype
31 set_row_column_for_ps.
33 * tree-ssa-phiopt.c (tree_ssa_phiopt,
34 replace_phi_edge_with_variable): Remove unused variable i.
36 2005-03-07 Per Bothner <per@bothner.com>
38 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
40 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
43 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
44 bbs on the COND_EXPR instead of the PHI_NODEs.
45 (candidate_bb_for_phi_optimization): Remove.
46 (replace_phi_with_stmt): Rename to ...
47 (replace_phi_edge_with_variable): this and change so that we
48 replace the phi argument instead of removing the PHI.
49 (conditional_replacement): Change so we deal with PHI with more
51 (value_replacement): Likewise.
52 (abs_replacement): Likewise.
54 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
56 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
57 output_e500_flip_gt_bit.
59 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
61 (rs6000_generate_compare): Fix logic to look at the correct bits.
62 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
64 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
65 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
66 gen_move_from_CR_gt_bit.
68 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
69 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
70 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
72 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
73 (E500_CR_IOR_COMPARE): New constant.
75 2005-03-08 Earl Chew <earl_chew@agilent.com>
76 David Billinghurst <David.Billinghurst@riotinto.com>
78 * config/i386/host-cygwin.c: New file to support precompiled
80 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
81 * config.host: Use above files for cygwin host.
83 2005-03-07 David Edelsohn <edelsohn@gnu.org>
85 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
86 ordering ops from earlier change.
88 2005-03-07 Per Bothner <per@bothner.com>
90 Various fixes to allow us to again build if --enable-mapped-location:
91 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
92 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
93 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
94 local variable loc. Change logic appropriately.
95 * tree-vect-transform.c (vect_finish_stmt_generation): Use
96 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
97 * c-parser.c (c_parser_for_statement): Initialize loc variable.
98 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
99 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
101 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
103 PR rtl-optimization/19683
104 * reload1.c (choose_reload_regs): Pass the number of bits, not the
105 number of bytes, to smallest_int_for_mode. Fix arguments to
106 REG_CANNOT_CHANGE_MODE_P.
108 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
110 * reorg.c (relax_delay_slots): Check that the jump is
111 conditional before trying to invert it.
113 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
115 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
118 * calls (stack_arg_under_construction): Make it static.
120 * flow.c (regs_live_at_setjmp): Make it static.
121 * flow.h: Remove the corresponding prototype.
123 * reload1.c (reload_startobj, reload_firstobj,
124 something_needs_operands_changed, reload_inherited,
125 reload_inheritance_insn, reload_override_in,
126 reload_spill_index): Make them static.
128 * recog.c (verify_changes): Make it static.
129 * recog.h: Remove the corresponding prototype.
131 * cfgbuild.c (find_sub_basic_blocks): Remove.
132 * basic-block.h: Remove the corresponding prototype.
133 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
135 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
137 * tree-ssa-operands.c (check_build_stmt): Remove.
139 * stor-layout.c (set_alignment): Remove.
140 * tree.h: Remove the corresponding prototype.
142 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
144 * tree-ssa-dce.c (control_dependence_map,
145 visited_control_parents): Make them static.
147 * cfghooks.c (verify_flow_info): Remove local variable
150 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
153 * loop-unswitch.c (unswitch_loop): Remove local variable src.
155 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
157 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
159 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
161 * config/ia64/hpux.h (LINK_SPEC): Add -z.
162 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
163 PARALLEL for an empty structure.
165 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
167 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
169 * fold-const.c (fold_binary): Unroll the very first "for"
172 2005-03-06 David Edelsohn <edelsohn@gnu.org>
174 * config/rs6000/predicates.md (branch_comparison_operator): Remove
175 redundant match_code test.
176 (scc_comparison_operator): Swap match_operand and match_code
178 (branch_positive_comparison_operator): Same.
179 (trap_comparison_operator): Use comparison_operator and swap with
182 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
185 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
186 (out_movhi_r_mr): Read low byte of volatile MEM first.
187 (out_movhi_mr_r): Write high byte of volatile MEM first.
189 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
191 * cselib.c (reg_values, reg_values_size): Make them static.
193 * cse.c (cse_reg_info_table): Make it static.
195 * fold-const.c (fold_unary): Use build1 instead of copy_node.
197 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
199 * cse.c (find_best_addr): Use canon_for_address.
201 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
203 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
204 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
205 SUBREG and MEM, respectively.
207 * fold-const.c (fold_binary): Use code instead of t.
209 * fold-const.c (optimize_minmax_comparison): Take decomposed
210 arguments code, type, op0, and op1 instead of t.
211 (fold_binary): Update a call to optimize_minmax_comparison.
213 * fold-const.c (fold_range_test): Take decomposed arguments
214 code, type, op0, and op1 instead of t.
215 (fold_binary): Update a call to fold_range_test.
217 * fold-const.c (fold_binary_op_with_conditional_arg): Take
218 decomposed arguments code, type, op0, and op1 instead of t.
219 (fold_binary): Update a call to fold_range_test.
221 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
223 * fold-const.c (fold_binary): Avoid directly using the original
224 expression t as much as possible.
226 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
228 * c-semantics.c (build_stmt): Use TYPE_P instead of
229 IS_NON_TYPE_CODE_CLASS.
230 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
231 (NON_TYPE_CHECK): Use TYPE_P instead of
232 IS_NON_TYPE_CODE_CLASS.
234 * fold-const.c (fold): Remove handling of binary expressions.
236 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
238 * doc/c-tree.texi: Wrap comments in @r{}.
239 * doc/cpp.texi: Likewise.
240 * doc/cppinternals.texi: Likewise.
241 * doc/extend.texi: Likewise.
242 * doc/md.texi: Likewise.
243 * doc/objc.texi: Likewise.
244 * doc/sourcebuild.texi: Likewise.
245 * doc/tm.texi: Likewise.
248 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
250 * predict.c (apply_return_prediction): Standardize PHI chain
252 * tree-ssa.c (ssa_redirect_edge): Likewise.
254 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
255 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
258 * tree-phinodes.c (remove_phi_node): Drop the last argument.
259 * tree-flow.h: Adjust the prototype for remove_phi_node.
260 * lambda-code.c (perfect_nestify): Adjust a call to
263 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
264 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
266 * tree-ssa-dce.c (remove_dead_phis): Likewise.
267 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
268 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
269 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
271 * combine.c (simplify_and_const_int): Use gen_int_mode instead
272 of GEN_INT (trunc_int_for_mode (...)).
273 * loop-iv.c (iv_number_of_iterations): Likewise.
274 * postreload.c (reload_cse_move2add): Likewise.
275 * simplify-rtx.c (simplify_const_unary_operation,
276 simplify_const_binary_operation): Likewise.
277 * stor-layout.c (get_mode_bounds): Likewise.
279 * fold-const.c (fold_binary): New.
280 (fold): Call fold_binary on binary expressions.
282 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
284 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
285 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
286 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
287 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
288 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
290 2005-03-04 Devang Patel <dpatel@apple.com>
292 PR tree-optimization/18815
293 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
294 loops with zero exit edges.
296 2005-03-04 Devang Patel <dpatel@apple.com>
298 * doc/invoke.texi: Remove reference to webpage that does not exist.
300 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
301 Joseph S. Myers <joseph@codesourcery.com>
304 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
305 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
306 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
307 * pa.c (get_plabel): Change argument to symbol_ref. Call
308 maybe_get_identifier instead of get_identifier.
309 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
310 (struct deferred_plabel): Replace name field with symbol field.
311 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
312 ASM_OUTPUT_EXTERNAL_REAL is defined.
313 (output_global_address): Use output_addr_const for output of all
315 (output_deferred_plabels): Use symbol_ref instead of name for address
317 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
318 ASM_OUTPUT_SYMBOL_REF): New macros.
319 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
321 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
324 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
326 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
327 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
329 2005-03-04 Jeff Law <law@redhat.com>
331 * basic-block.h (rediscover_loops_after_threading): Declare.
332 * tree-ssa-dom.c: Include cfgloop.h.
333 (tree_ssa_dominator_optimize): Discover loops and some basic
334 properties. Remove forwarder blocks recreated by loop header
335 canonicalization. Also mark backedges in the CFG.
336 * tree-ssa-threadupdate.c: Include cfgloop.h
337 (rediscover_loops_after_threading): Define.
338 (struct local_info): New field, JUMP_THREADED.
339 (prune_undesirable_thread_requests): New function.
340 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
341 then record that fact for the callers of redirct_edges.
342 (thread_block): If BB has incoming backedges, then call
343 prune_undesirable_thraed_requests. Note when we are
344 going to have to rediscover loop information. Return a
345 boolean indicating if any jumps were threaded.
346 (thread_through_all_blocks): Bubble up boolean indicating
347 if any jumps were threaded.
348 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
349 (tree-ssa-threadupdate.o): Similarly.
351 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
353 * fold-const.c (fold_ternary): Unroll the "for" loop to
356 2005-03-04 Andrew Haley <aph@redhat.com>
358 * unwind-dw2-fde-glibc.c (struct
359 unw_eh_callback_data.check_cache): New field.
360 (frame_hdr_cache): New.
361 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
362 Cache frame header info.
364 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
366 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
367 (print_c_condition): Declare.
368 * read-rtl.c (ptr_loc): New structure.
369 (ptr_locs, ptr_loc_obstack, joined_conditions)
370 (joined_conditions_obstack): New variables.
371 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
372 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
373 (join_c_conditions, print_c_condition): New functions.
374 (apply_macro_to_string): Associate the new string with the same
375 source location as the old one.
376 (add_condition_to_string): Use join_c_conditions.
377 (read_string): Use set_rtx_ptr_loc to record a filename and line
378 number for the string.
379 (read_rtx): Initialize the new variables above.
380 * genattrtab.c (write_test_expr, write_attr_value): Use
382 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
383 comment above the GCC_VERSION check.
384 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
385 Inline the definition of MAYBE_EVAL.
386 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
387 * genoutput.c (process_template): Likewise.
388 * genpreds.c (write_predicate_subfunction): Likewise.
389 (write_predicate_expr): Use print_c_condition.
390 * genrecog.c (write_cond): Likewise.
391 * gensupport.c (process_rtx): Use join_c_conditions to join the
392 conditions of a define_insn_and_split. Record a source location
393 for the string after the "&&".
394 (alter_test_for_insn): Use join_c_conditions.
396 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
399 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
400 PR tree-optimization/15784
401 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
404 2005-03-04 Ben Elliston <bje@au.ibm.com>
406 * gcc.c (option_map): Add --coverage.
407 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
408 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
409 * config/darwin.h: Pass -lgcov for `coverage'.
410 * doc/invoke.texi (Debugging Options): Document --coverage.
412 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
414 * gcse.c (bypass_block): Use find_edge wherever possible.
416 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
420 * c-opts.c (c_common_parse_file): Call start_source_file
421 and end_source_file at the approriate times.
423 * dwarf2out.c (dwarf2out_finish): Don't auto-end
424 the main file, it will be done for us now.
426 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
428 * fold-const.c (fold_ternary): New.
429 (fold): Call fold_ternary on ternary expressions. Remove
430 handling of ternary expressions.
432 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
434 PR tree-optimization/15784
435 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
438 2005-03-03 David Edelsohn <edelsohn@gnu.org>
440 * config/rs6000/predicates.md (branch_comparison_operator):
441 Convert from C block to conditional format.
443 2005-03-03 Jan Hubicka <jh@suse.cz>
445 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
446 and non-constant public variables.
448 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
450 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
453 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
456 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
457 calls to release_ssa_name and release_phi_node.
459 * fold-const.c (fold): Remove handling of unary expressions.
461 * fold-const.c (fold_unary): Avoid directly using the original
462 expression t as much as possible.
464 2005-03-03 Roger Sayle <roger@eyesopen.com>
465 Andrew Pinski <pinskia@physics.uc.edu>
467 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
468 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
470 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
472 Describe special registers SRP and MOF as allocatable registers.
473 * config/cris/cris.c (cris_md_asm_clobbers): New function.
474 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
475 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
476 TARGET_HAS_MUL_INSNS.
477 (cris_print_operand) <case 'd'>: New case.
478 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
479 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
481 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
482 (REG_ALLOC_ORDER): Update for MOF.
483 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
485 (GENERAL_REGS): No longer a define of ALL_REGS.
486 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
487 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
489 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
490 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
491 (SECONDARY_RELOAD_CLASS): Define.
492 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
493 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
494 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
495 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
496 (REGISTER_MOVE_COST): Define.
497 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
498 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
499 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
500 (CRIS_MOF_REGNUM): New define_constants.
501 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
503 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
505 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
506 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
507 Adjust for MOF being properly described as a register.
508 (indir_to_reg_split): Name this split. Conditionalize on the
509 destination register being a general register.
510 (movei): Conditionalize on on operands 0 and 1 having the same
513 2005-03-03 Alan Modra <amodra@bigpond.net.au>
516 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
517 -mcpu to override any other explicitly given flags.
519 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
521 * recog.c (verify_changes, confirm_change_group): New functions,
522 broken out of apply_change_group.
523 (apply_change_group): Use them.
524 * recog.h (verify_change, confirm_change_group): Declare.
525 * rtl.h (redirect_jump_2): Declare.
526 * jump.c (redirect_exp, invert_exp): Delete.
527 (invert_exp_1): Take second parameter. Return value. Changed caller.
528 (redirect_jump_2): New function, broken out of redirect_jump.
529 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
530 (invert_jump): Use invert_jump_1 and redirect_jump_2.
531 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
533 2005-03-02 Geoffrey Keating <geoffk@apple.com>
535 * varasm.c (named_section): Use xstrdup rather than doing it by
538 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
540 2005-03-02 Devang Patel <dpatel@apple.com>
542 Undo PR tree-optimization/18815 fix.
544 2005-03-02 Devang Patel <dpatel@apple.com>
546 PR tree-optimization/18815
547 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
548 loops with zero exit edges.
550 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
552 * cfg.c (connect_src, connect_dest, disconnect_src,
553 disconnct_dest): New.
554 (unchecked_make_edge, remove_edge, redirect_edge_succ,
555 redirect_edge_pred): Use the new functions.
557 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
558 free_dominance_info only when needed.
560 2005-03-02 David Edelsohn <edelsohn@gnu.org>
563 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
564 (reg_or_sub_cint64_operand): Same.
566 2005-03-02 Jeff Law <law@redhat.com>
568 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
569 CFG_ALTERED in the main DOM iteration loop.
571 2005-03-02 Mark Mitchell <mark@codesourcery.com>
574 * varasm.c (initializer_constant_valid_p): Allow conversions
575 between OFFSET_TYPEs. Tidy.
577 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
579 * config/cris/cris.md ("return"): Remove epilogue delay list
582 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
584 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
586 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
588 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
590 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
591 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
592 config/m68k/m68k.c, config/mips/mips.h,
593 config/rs6000/rs6000-protos.h, doc/contrib.texi,
594 doc/include/gcc-common.texi: Update copyright.
596 PR middle-end/18029 and PR middle-end/18030
597 * expr.c (optimize_bitfield_assignment_op): Add a special case
598 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
600 * fold-const.c (fold_unary): New.
601 (fold): Call fold_unary on unary expressions.
603 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
605 * cgraph.h (struct cgraph_edge): Add prev_caller and
607 (cgraph_node_remove_callees): Export.
608 * cgraph.c (cgraph_create_edge): Initialize prev_caller
610 (cgraph_edge_remove_callee): New function.
611 (cgraph_edge_remove_caller): Likewise.
612 (cgraph_remove_edge): Use.
613 (cgraph_redirect_edge_callee): Likewise.
614 (cgraph_node_remove_callees): New function.
615 (cgraph_node_remove_callers): Likewise.
616 (cgraph_remove_node): Use.
617 * tree-optimize.c (tree_rest_of_compilation): Use
618 cgraph_node_remove_callees instead of manual loop.
619 * cgraphunit.c (cgraph_finalize_function): Likewise.
620 (cgraph_expand_function): Likewise.
621 (cgraph_remove_unreachable_nodes): Likewise.
623 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
626 * c-tree.h (undeclared_variable, build_external_ref): Add extra
628 * c-decl.c (undeclared_variable): Take location as argument.
629 * c-typeck.c (build_external_ref): Likewise.
630 * c-parser.c (c_parser_postfix_expression): Pass location of
631 identifier to build_external_ref.
633 2005-03-01 David Edelsohn <edelsohn@gnu.org>
635 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
636 CCEQ mode for branch_positive_comparison_operator test.
637 * config/rs6000/predicates (branch_comparison_operator): Revert to
639 (scc_comparison_operator): Same.
640 (branch_positive_comparison_operator): Same.
642 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
644 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
645 (cris_delay_slots_for_epilogue): Remove.
646 (save_last): Move into cris_target_asm_function_epilogue.
647 (cris_target_asm_function_epilogue): Remove tests for file being
649 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
650 (cris_delay_slots_for_epilogue): Remove prototypes.
651 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
652 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
654 2005-03-01 David Edelsohn <edelsohn@gnu.org>
656 * config/rs6000/predicates.md (branch_comparison_operator): Change
657 to define_special_predicate.
658 (scc_comparison_operator): Same.
659 (branch_positive_comparison_operator): Same.
661 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
663 * Makefile.in (tree-ssa-sink.o): New.
664 (OBJS-common): Add tree-ssa-sink.o.
665 * common.opt: Add -ftree-sink
666 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
667 * timevar.def (TV_TREE_SINK): new timevar.
668 * tree-flow.h (is_hidden_global_store): Prototype.
669 * tree-optimize.c (init_tree_optimization_passes): Add
671 * tree-pass.h (pass_sink_code): New.
672 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
673 for non-obvious global store store to is_hidden_global_store, and
674 call that new function.
675 * tree-ssa-sink.c: New file.
676 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
677 * doc/passes.texi: Document forward store motion.
678 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
679 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
680 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
681 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
683 2005-03-01 Per Bothner <per@bothner.com>
685 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
686 and we have a non-zero column-number, add it to the message.
687 Also factor out the diagnostic_kind_text.
689 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
691 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
692 flow_loop_pre_header_scan, flow_loop_pre_header_find,
693 flow_loop_scan): Removed.
694 (flow_loop_dump): Do not dump removed fields.
695 (flow_loop_free): Do not free removed fields.
696 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
697 (loop_exit_edge_p): New function.
698 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
699 num_pre_header_edges, entry_edges, num_entries, exit_edges,
700 num_exits, exits_doms.
701 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
702 LOOP_EDGES, LOOP_ALL): Removed.
703 (flow_loop_scan): Declaration removed.
704 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
705 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
707 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
708 (if_convert): Call flow_loops_find and flow_loops_free
709 when calling mark_loop_exit_edges.
710 * cfgloopanal.c (mark_loop_exit_edges): Moved from
711 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
712 free_dominance_info calls.
713 * loop-init.c (flow_loops_find): Ditto.
714 * passes.c (rest_of_handle_branch_prob): Ditto.
715 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
716 * loop-unroll.c (analyze_insns_in_loop): Do not use
718 * predict.c (predict_loops): Do not call flow_loop_scan.
719 Use get_loop_exit_edges.
720 (tree_estimate_probability): Do not pass flags to flow_loops_find.
721 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
722 Do not use EDGE_LOOP_EXIT.
723 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
724 to bb_with_exit_edge_p.
725 (if_convertible_loop_p): Do not call flow_loop_scan. Use
726 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
727 to bb_with_exit_edge_p.
728 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
730 * tree-loop-linear.c (linear_transform_loops): Do not call
731 flow_loop_scan. Use loop->single_exit.
732 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
733 (vect_analyze_loop_form): Do not call flow_loop_scan.
734 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
736 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
738 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
739 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
740 slpeel_tree_duplicate_loop_to_edge_cfg,
741 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
742 Use loop_preheader_edge and loop->single_exit. Do not call
745 2005-03-01 Nick Clifton <nickc@redhat.com>
747 * config/arm/arm.c (thumb_find_work_register): Check all of the
748 argument registers to see if they are free, and a couple of
749 special cases where the last argument register but can be proved
750 to be available during the function's prologue.
751 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
752 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
753 thumb_unexpanded_epilogue): Use unsigned long as the type for the
755 (thumb_compute_save_reg_mask): Likewise. Also use
756 thumb_find_work_register() to ensure that there is agreement about
757 which work register is going to be used in the prologue.
758 (thumb_output_function_prologue): Use unsigned long as the type
759 for the register bit-mask. Also delay pushing the link register if
760 other high registers are going to be pushed.
761 (thumb_compute_save_reg_mask, emit_multi_reg_push,
762 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
763 redundant prototypes.
765 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
768 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
769 and after reload in REG+REG indexed addresses without REG_POINTER
770 set in the base and not set in the index.
772 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
774 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
776 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
777 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
778 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
779 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
780 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
782 * config.gcc (sh*-*-linux*): Use config/linux.h.
784 2005-02-28 Dale Johannesen <dalej@apple.com>
785 Stan Shebs <shebs@apple.com>
787 Rewrite of 64-bit Darwin structure-by-value pass/return.
788 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
789 intoffset, use_stack, named.
790 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
791 (rs6000_darwin64_record_arg_advance_flush): New.
792 (rs6000_darwin64_record_arg_advance_recurse): New.
793 (rs6000_darwin64_record_arg_flush): New.
794 (rs6000_darwin64_record_arg_recurse): New.
795 (rs6000_darwin64_record_arg): New.
796 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
797 (function_arg_boundary): Handle 128-bit aligned structs.
798 (function_arg_advance): Rewrite darwin64 struct handling.
799 (function_arg): Call rs6000_darwin64_record_arg.
800 (function_arg_partial_nregs): Handle darwin64 structs.
801 (rs6000_darwin64_function_value): Remove.
802 (rs6000_function_value): Call rs6000_darwin64_record_arg.
804 2005-02-28 Roger Sayle <roger@eyesopen.com>
806 PR tree-optimization/20216
807 * tree-chrec.c (tree_fold_factorial): Delete.
808 (tree_fold_binomial): Change argument list to take a return type
809 and change the type of K to unsigned int. Rewrite to avoid explicit
810 evaluation of factorials, and (recursively) calling fold to perform
811 compile-time arithmetic. Return NULL on (internal) overflow.
812 (chrec_evaluate): Change type of K to an unsigned int. Avoid
813 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
814 if any intermediate calculation overflows.
815 (chrec_apply): Update call to chrec_evaluate.
817 2005-02-28 James E Wilson <wilson@specifixinc.com>
819 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
821 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
824 * c-parser.c (c_parser_compound_statement): Return error_mark_node
825 instead of NULL_TREE on error.
827 2005-02-28 David Edelsohn <edelsohn@gnu.org>
829 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
830 (EASY_VECTOR_15_ADD_SELF): Remove.
831 (num_insns_constant_wide): Not static.
832 (validate_condition_mode): Not static.
833 (toc_relative_expr_p): Not static.
834 (legitimate_indirect_address_p): Not static.
835 (macho_lo_sum_memory_operand): Not static.
836 (invalid_e500_subreg): Not static.
837 (easy_vector_same): Not static.
838 (easy_vector_splat_const): Not static.
839 (RS6000_SYMBOL_REF_TLS_P): Remove.
840 (any_operand): Delete.
841 (any_parallel_operand): Delete.
842 (count_register_operand): Delete.
843 (altivec_register_operand): Delete.
844 (xer_operand): Delete.
845 (s8bit_cint_operand): Delete.
846 (short_cint_operand): Delete.
847 (u_short_cint_operand): Delete.
848 (non_short_cint_operand): Delete.
849 (exact_log2_cint_operand): Delete.
850 (gpc_reg_operand): Delete.
851 (cc_reg_operand): Delete.
852 (cc_reg_not_cr0_operand): Delete.
853 (reg_or_short_operand): Delete.
854 (reg_or_neg_short_operand): Delete.
855 (reg_or_aligned_short_operand): Delete.
856 (reg_or_u_short_operand): Delete.
857 (reg_or_cint_operand): Delete.
858 (reg_or_arith_cint_operand): Delete.
859 (reg_or_add_cint64_operand): Delete.
860 (reg_or_sub_cint64_operand): Delete.
861 (reg_or_logical_cint_operand): Delete.
862 (got_operand): Delete.
863 (got_no_const_operand): Delete.
864 (easy_fp_constant): Delete.
865 (easy_vector_constant): Delete.
866 (easy_vector_constant_add_self): Delete.
867 (zero_constant): Delete.
868 (zero_fp_constant): Delete.
869 (volatile_mem_operand): Delete.
870 (offsettable_mem_operand): Delete.
871 (mem_or_easy_const_operand): Delete.
872 (add_operand): Delete.
873 (non_add_cint_operand): Delete.
874 (logical_operand): Delete.
875 (non_logical_cint_operand): Delete.
876 (mask_operand): Delete.
877 (mask_operand_wrap): Delete.
878 (mask64_operand): Delete.
879 (mask64_2_operand): Delete.
880 (and64_operand): Delete.
881 (and64_2_operand): Delete.
882 (and_operand): Delete.
883 (reg_or_mem_operand): Delete.
884 (lwa_operand): Delete.
885 (symbol_ref_operand): Delete.
886 (call_operand): Delete.
887 (current_file_function_operand): Delete.
888 (input_operand): Delete.
889 (rs6000_nonimmediate_operand): Delete.
890 (rs6000_tls_symbol_ref): Delete.
891 (save_world_operation): Delete.
892 (restore_world_operation): Delete.
893 (load_multiple_operation): Delete.
894 (store_multiple_operation): Delete.
895 (vrsave_operation): Delete.
896 (mfcr_operation): Delete.
897 (mtcrf_operation): Delete.
898 (lmw_operation): Delete.
899 (stmw_operation): Delete.
900 (branch_comparison_operator): Delete.
901 (branch_positive_comparison_operator): Delete.
902 (scc_comparison_operator): Delete.
903 (trap_comparison_operator): Delete.
904 (boolean_operator): Delete.
905 (boolean_or_operator): Delete.
906 (min_max_operator): Delete.
907 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
908 (EASY_VECTOR_15): Moved to here.
909 (EASY_VECTOR_15_ADD_SELF): Move to here.
910 (PREDICATE_CODES): Delete.
911 * config/rs6000/rs6000-protos.h: Delete predicate functions.
912 Declare functions no longer static.
913 * config/rs6000/predicates.md: New.
914 * config/rs6000/rs6000.md: Include predicates.md
916 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
918 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
919 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
921 * cfgrtl.c (need_fake_edge_p): Likewise.
922 * combine.c (distribute_notes): Likewise.
923 * emit-rtl.c (try_split): Likewise.
924 * recog.c (peephole2_opimize): Likewise.
925 * reg-notes.def (ALWAYS_RETURN): Remove.
926 * rtl.h (LCT_ALWAYS_RETURN): Remove.
927 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
928 * tree.h (ECF_ALWAYS_RETURN): Remove.
930 2005-02-28 Roger Sayle <roger@eyesopen.com>
933 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
934 between different machine modes is never a "useless" conversion.
936 2005-02-28 Geert Bosch <bosch@gnat.com>
939 * doc/contrib.texi: List contributors for Ada front end
941 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
943 * simplify-rtx.c (simplify_unary_operation_1,
944 simplify_const_unary_operation): New, extracted from...
945 (simplify_unary_operation): ... this one.
946 (simplify_binary_operation_1,
947 simplify_const_binary_operation): New, extracted from...
948 (simplify_binary_operation): ... this one.
949 * rtl.h (simplify_const_unary_operation,
950 simplify_const_binary_operation): Add prototypes.
952 2005-02-28 Julian Brown <julian@codesourcery.com>
954 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
955 building libjava and caused PR regression/20228.
957 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
960 * Makefile.in (host_subdir): New.
961 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
962 * configure: Regenerate.
964 2005-02-27 Zack Weinberg <zack@codesourcery.com>
966 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
967 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
968 installation directory first.
970 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
974 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
975 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
976 * config/cris/cris.md: Tweak comments referring to Q.
977 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
978 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
979 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
980 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
981 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
982 Insert spaces in constraints to align alternatives vertically for
984 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
987 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
989 PR rtl-optimization/17728
990 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
991 operand 0 from general_operand to move_dest_operand.
993 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
995 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
996 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
997 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
998 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1000 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1002 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1003 * configure: Regenerate.
1004 * libada-mk.in: Remove CC; rename
1005 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1007 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1010 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1011 for the lhs, also walk over the tree. Likewise for rhs.
1013 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1015 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1016 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1017 Do not propagate value of iv before increment over the increment.
1019 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1021 * c-parser.c: New file.
1022 * c-parse.in: Remove.
1023 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1025 (c-parser.o): Add dependencies.
1026 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1027 maintainer-clean, TAGS): Update.
1028 * c-config-lang.in (gtfiles): Update.
1029 * gengtype-lex.l: Don't handle "@@".
1030 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1031 objc_build_synchronized, objc_begin_try_stmt,
1032 objc_begin_catch_clause, objc_finish_catch_clause,
1033 objc_build_finally_clause, objc_finish_try_stmt): New.
1034 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1036 (c_parse_init): Update comment.
1037 * c-decl.c (c_init_decl_processing): Update comment.
1038 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1039 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1040 new c_declspecs members.
1042 2005-02-25 Julian Brown <julian@codesourcery.com>
1044 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1045 from being used for symbols with vague linkage when
1046 HAVE_GAS_COMDAT_GROUP is true.
1048 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1050 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1052 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1055 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1056 (LIBGCC2_HAS_DF_MODE): New.
1057 (LIBGCC2_HAS_XF_MODE): New.
1058 (LIBGCC2_HAS_TF_MODE): New.
1059 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1060 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1061 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1062 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1063 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1064 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1065 and add _fixtfdi, _fixunstfdi, _floatditf
1066 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1067 L_fixunstfdi, L_floatditf.
1068 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1069 (LIBGCC2_HAS_TF_MODE): Define.
1071 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1073 PR tree-optimization/20204
1074 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1075 REWRITE_THIS_STMT markers on PHI nodes.
1076 (rewrite_initialize_block): Likewise.
1078 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1080 * version.c (version_string): Update to 4.1.
1082 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1084 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1085 Clarify that the alternative way doesn't work in GNU C++.
1087 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1089 PR tree-optimization/19937
1090 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1091 to the type of the induction variable.
1093 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1095 PR rtl-optimization/20117
1096 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1097 the block including noncopyable insn.
1099 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1101 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1102 calls to find_reg_note.
1104 2005-02-24 Richard Henderson <rth@redhat.com>
1107 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1110 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1112 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1113 vector types if to use base reg for misaligned non-word ld/std.
1115 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1118 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1119 dwarf2 label manually and put it after, not before the prologue.
1121 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1124 * reload.c (operands_match_p): Only increment register number for
1125 SCALAR_INT_MODE_P modes in multiple hard registers.
1127 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1130 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1132 * ChangeLog.5: Fix log message typo(s).
1133 * ChangeLog.7: Likewise.
1134 * ChangeLog.tree-ssa: Likewise.
1135 * cfgexpand.c: Fix comment typo(s).
1136 * conflict.c: Likewise.
1137 * defaults.h: Likewise.
1138 * dwarf2out.c: Likewise.
1140 * ggc-page.c: Likewise.
1141 * tree-eh.c: Likewise.
1142 * tree-ssa-dom.c: Likewise.
1144 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1147 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1148 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1149 if SHARED is defined.
1152 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1153 allow splitting only if operands 0 and 3 don't overlap.
1155 2005-02-24 Richard Henderson <rth@redhat.com>
1158 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1159 (fold_builtin_1): Call them.
1160 * fold-const.c (fold_complex_mult_parts): Split out from ...
1161 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1162 (fold_complex_div_parts, fold_complex_div): New.
1164 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1166 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1168 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1169 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1171 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1172 (print_node): Likewise.
1173 Print TYPE_SIZES_GIMPLIFIED.
1175 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1177 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1178 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1179 operands as commutative in constraints.
1181 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1183 * tree-into-ssa.c: Re-organize internal functions.
1185 2005-02-24 Richard Henderson <rth@redhat.com>
1188 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1190 * common.opt (fcx-limited-range): New.
1191 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1192 * toplev.c (flag_complex_method): Initialize to 1.
1193 (process_options): Set flag_complex_method to 0 if
1194 flag_cx_limited_range.
1195 * doc/invoke.texi (-fcx-limited-range): New.
1197 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1199 * cse.c (delete_trivially_dead_insns): Speed up by using
1200 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1203 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1205 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1206 functions when -mid-shared-library is being used.
1208 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1210 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1211 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1212 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1213 * system.h: Poison LINK_LIBGCC_SPECIAL.
1215 2005-02-23 James E Wilson <wilson@specifixinc.com>
1217 * gengtype.c (note_insn_name): Make 1 element larger.
1219 2005-02-23 Roger Sayle <roger@eyesopen.com>
1222 PR rtl-optimization/20097
1223 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1224 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1226 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1228 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1229 * t-aix52 (SHLIB_INSTALL): Same.
1231 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1233 * genpreds.c: Update copyright.
1235 2005-02-23 Michael Beach <michaelb@ieee.org>
1238 * config/sparc/t-elf (startup files): Assemble with CPP.
1240 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1242 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1243 (write_predicate_expr): Likewise.
1245 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1247 PR tree-optimization/20100
1248 PR tree-optimization/20115
1249 * tree-optimize.c (init_tree_optimization_passes): Remove
1250 pass_maybe_create_global_var.
1251 * tree-pass.h (pass_maybe_create_global_var): Remove.
1252 * tree-ssa-alias.c (aliases_computed_p): Declare.
1253 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1254 (count_calls_and_maybe_create_global_var): Remove.
1255 (pass_maybe_create_global_var): Remove.
1256 (init_alias_info): Do not declare aliases_computed_p.
1257 (maybe_create_global_var): If the function contains no
1258 call-clobbered variables and a mix of pure/const and regular
1259 function calls, create .GLOBAL_VAR.
1260 Mark all call-clobbered variables for renaming.
1261 (merge_pointed_to_info): Update comment.
1262 (add_pointed_to_var): Likewise.
1263 (is_escape_site): Likewise.
1264 Accept struct alias_info * instead of size_t *.
1266 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1268 * tree-ssa-operands.c (get_call_expr_operands): If
1269 ALIASES_COMPUTED_P is false, do not add call-clobbering
1271 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1272 (delete_tree_ssa): Likewise.
1274 2005-02-22 James E Wilson <wilson@specifixinc.com>
1276 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1277 (do_compile): Do call it here.
1279 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1281 PR rtl-optimization/20017.
1282 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1283 rest_of_handle_cse2, rest_of_handle_gcse): Call
1284 delete_dead_jumptables immediately before calling cleanup_cfg.
1286 2005-02-22 Devang Patel <dpatel@apple.com>
1289 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1292 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1294 * config/rs6000/aix.h (WINT_TYPE): Define.
1296 2005-02-22 Stan Shebs <shebs@apple.com>
1298 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1299 natural alignment for 64-bit Darwin.
1300 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1302 * doc/invoke.texi: Document this.
1304 2005-02-22 DJ Delorie <dj@redhat.com>
1306 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1307 to make_[un]signed_type, not the mode itself.
1309 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1311 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1312 not available. Use tail calls wherever possible.
1313 (make_edge): Call unchecked_make_edge to create an edge.
1315 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1316 (coalesce_ssa_name): Don't check for
1317 SSANORM_USE_COALESCE_LIST.
1318 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1320 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1322 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1323 (rewrite_into_ssa): ... here.
1325 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1327 PR tree-optimization/19786
1328 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1329 tag to another's may-alias bitmap when adding to the other's list.
1331 2005-02-21 DJ Delorie <dj@redhat.com>
1333 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1334 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1335 registers in unsupported ways.
1336 * expmed.c (init_expmed): Likewise.
1338 2005-02-21 Stan Cox <scox@redhat.com>
1340 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1342 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1344 * tree-cfg.c (fold_cond_expr_cond): New.
1345 (make_edges): Call fold_cond_expr_cond.
1346 (find_taken_edge): Accept nothing but INTEGER_CST.
1347 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1349 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1351 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1352 that do not belong to any basic block.
1354 2005-02-21 Jeff Law <law@redhat.com>
1356 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1359 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1361 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1362 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1363 Adjust their definitions.
1364 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1365 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1367 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1368 genautomata.c, langhooks.c, langhooks.h, system.h,
1369 config/arm/lib1funcs.asm: Update copyright.
1371 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1373 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1375 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1378 * doc/install.texi: Document --with-gc.
1380 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1382 * simplify-rtx.c (simplify_unary_operation): Add a missing
1385 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1387 PR tree-optimization/18663
1388 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1389 if the type has variable bounds.
1391 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1393 * gcse.c: Remove an obsolete comment.
1395 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1397 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1399 * doc/extend.texi (Function Attributes) <Attribute const>: The
1400 attribute "pure" is below this text, not above.
1402 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1404 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1405 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1406 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1408 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1411 * langhooks.h (struct lang_hooks): Add to_target_charset.
1412 * langhooks.c (lhd_to_target_charset): New function.
1413 * langhooks-def.h: Declare lhd_to_target_charset.
1414 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1415 (LANG_HOOKS_INITIALIZER): Update.
1416 * c-common.c (c_common_to_target_charset): New function.
1417 * c-common.h: Declare it.
1418 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1419 c_common_to_target_charset.
1421 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1422 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1424 * system.h: Poison them.
1425 * doc/tm.texi: Don't discuss them.
1426 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1427 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1428 (pp_c_char): Do not attempt to generate letter escapes for
1430 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1431 * config/mips/mips.c (mips_output_ascii): Likewise.
1433 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1435 PR tree-optimization/19951
1436 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1439 2005-02-19 Steven Bosscher <stevenb@suse.de>
1442 * function.h (struct function): New field `max_loop_depth'.
1443 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1444 (flow_loops_find): Reset the max loop depth count before finding loops.
1445 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1446 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1447 (calculate_global_regs_live): Make sure the loop will terminate
1448 when the initial sets are not empty.
1450 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1452 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1454 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1456 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1459 * doc/invoke.texi: Remove documentation of %M spec.
1461 (init_spec): Remove %M suffix from -lgcc_s.
1462 (do_spec_1): Remove 'M' case.
1463 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1464 to put shared libraries in the multilib directory. Remove the
1465 shlib_so_soname substitution variable. Don't add a multilib encoding
1466 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1467 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1468 SHLIB_INSTALL as well as SHLIB_LINK.
1469 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1470 (SHLIB_NAME): Delete.
1471 (SHLIB_DIR): New macro.
1472 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1473 (SHLIB_INSTALL): Adjust accordingly.
1474 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1475 * config/t-slibgcc-sld: Likewise.
1476 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1477 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1478 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1480 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1481 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1482 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1483 Use @shlib_base_name@ instead of @shlib_so_name@.
1484 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1485 and @shlib_base_name@.so in @multilib_dir@.
1486 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1487 to the install path.
1488 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1489 (SHLIB_LINK): Remove previous workaround.
1490 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1491 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1492 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1494 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1495 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1496 (SHLIB_INSTALL): Adjust accordingly.
1497 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1498 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1499 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1500 config/t-slibgcc-elf-ver.
1502 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1503 Jakub Jelinek <jakub@redhat.com>
1505 PR tree-optimization/19828
1506 * tree-ssa-loop-im.c: Add a TODO comment.
1507 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1508 without side-effects.
1510 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1512 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1515 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1517 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1518 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1519 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1521 (ia64_reorg): Delete fixup_errata call.
1522 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1523 (TARGET_SWITCHES): Delete -mb-step entry.
1525 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1528 * c-typeck.c (composite_type): Handle quals in transparent unions.
1529 (type_lists_compatible_p): Likewise.
1531 2005-02-18 Stan Shebs <shebs@apple.com>
1533 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1534 expressions in the .literal8 section.
1536 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1538 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1540 2005-02-18 Roger Sayle <roger@eyesopen.com>
1542 * fold-const.c (constant_boolean_node): Always create values of the
1543 specified type, don't bother calling truthvalue_conversion.
1545 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1547 * except.c (output_function_exception_table): Call
1548 assemble_external_libcall (eh_personality_libfunc).
1550 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1553 * config/ia64/ia64.h (struct machine_function): Add state_num.
1554 * config/ia64/ia64.c (process_epilogue,
1555 process_for_unwind_directive): Use new unwind state numbers each
1556 time rather than state 1.
1558 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1561 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1562 before the "*llgt_didi" pattern.
1564 2005-02-18 Jason Merrill <jason@redhat.com>
1566 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1568 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1570 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1571 (div0): Use it in place of ARM_FUNC_ALIAS.
1572 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1574 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1577 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1578 access, the lower bound of the array type if it exists.
1580 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1583 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1584 cases that are out-of-range for the index type.
1586 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1588 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1589 (estimate_case_costs): Don't call convert.
1590 * expmed.c (expand_shift): Likewise.
1591 (make_tree): Call fold_convert instead of convert.
1593 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1596 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1597 that ref to be marked MEM_READONLY_P doesn't have base that needs
1600 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1602 * genautomata.c (output_get_cpu_unit_code_func,
1603 output_cpu_unit_reservation_p): Don't generate old-style function
1606 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1609 PR tree-optimization/20009
1610 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1612 PR tree-optimization/18947
1613 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1614 inline, remove all nodes that are inlined into the extern inline
1617 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1619 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1620 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1621 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1622 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1625 2005-02-17 Roger Sayle <roger@eyesopen.com>
1627 PR tree-optimization/19917
1628 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1629 to be potentially trapping.
1631 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1633 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1635 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1637 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1638 tem becomes a local variable which is set to the value of the
1639 back end defined INITIAL_FRAME_ADDRESS macro.
1640 (expand_builtin_frame_address): Omit the base parameter to
1641 expand_builtin_return_addr.
1642 (expand_builtin_profile_func): Likewise.
1643 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1644 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1645 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1647 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1649 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1650 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1651 * config/frv/frv.c (frv_function_epilogue): Likewise.
1653 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1655 * lambda-code (perfect_nestify): Remove mark/unmark
1657 * tree-loop-linear.c (linear_transform_loops): Add
1658 rewrite_into_ssa call so that ssa is correct for
1659 rewriting into loop closed.
1661 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1663 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1664 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1666 * bt-load.c (btr_def_live_range, combine_btr_defs,
1667 migrate_btr_def, migrate_btr_defs): Likewise.
1668 * cfgcleanup.c (thread_jump): Likewise.
1669 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1670 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1671 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1672 df_rd_local_compute, df_reg_info_compute): Likewise.
1673 * dominance.c (init_dom_info, free_dom_info): Likewise.
1674 * flow.c (init_propagate_block_info,
1675 free_propagate_block_info): Likewise.
1676 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1677 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1678 modify_reg_pav): Likewise.
1679 * loop-invariant.c (find_defs, find_invariant_insn,
1680 find_invariants, free_inv_motion_data): Likewise.
1681 * predict.c (tree_predict_by_opcode,
1682 estimate_bb_frequencies): Likewise.
1683 * stmt.c (expand_case): Likewise.
1684 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1685 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1686 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1687 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1688 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1689 rewrite_ssa_into_ssa): Likewise.
1690 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1691 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1692 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1693 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1694 * tree-sra.c (tree_sra): Likewise.
1695 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1696 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1697 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1698 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1699 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1700 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1702 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1703 calculate_live_on_entry, calculate_live_on_exit,
1704 build_tree_conflict_graph): Likewise.
1705 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1706 record_important_candidates, set_use_iv_cost, find_depends,
1707 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1708 tree_ssa_iv_optimize_finalize): Likewise.
1709 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1710 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1711 tree_duplicate_loop_to_header_edge): Likewise.
1712 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1713 * tree-ssa.c (verify_flow_insensitive_alias_info,
1714 verify_name_tags, verify_ssa, init_tree_ssa,
1715 delete_tree_ssa): Likewise.
1716 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1717 fini_ssanames): Likewise.
1718 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1720 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1722 * config/rs6000/t-rtems: Completely reworked.
1724 2005-02-17 Ira Rosen <irar@il.ibm.com>
1726 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1728 2005-02-17 Ira Rosen <irar@il.ibm.com>
1730 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1731 POINTER_TYPE_P when checking that type is a pointer.
1732 (vect_get_memtag): Remove.
1733 (vect_address_analysis): Use POINTER_TYPE_P. Call
1734 vect_object_analysis with dummy parameter for memtag.
1735 (vect_object_analysis): Extract memtag (functionality that
1736 used to be in vect_get_memtag and moved here). Fix printings.
1737 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1738 with correct parameters. Remove call to vect_get_memtag.
1740 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1742 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1743 (tree-vectorizer.o): Added missing dependencies.
1745 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1747 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1748 declaration in tree-vectorizer.c, now has an extern declaration in
1750 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1751 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1752 get_vectype_for_scalar_type, vect_is_simple_use,
1753 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1754 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1755 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1756 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1757 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1758 find_loop_location): Likewise.
1760 * tree-vectorizer.c (langhooks.h): #include removed.
1761 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1762 moved to tree-vectorized.h.
1763 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1764 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1765 get_vectype_for_scalar_type, vect_is_simple_use,
1766 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1767 vect_supportable_dr_alignment, new_loop_vec_info,
1768 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1769 vect_set_verbosity_level, find_loop_location): Likewise.
1771 (vect_analyze_loop): Function externalized. Declaration moved to
1772 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1773 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1774 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1775 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1776 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1777 vect_enhance_data_refs_alignment, vect_analyze_operations,
1778 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1779 vect_stmt_relevant_p, vect_get_loop_niters,
1780 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1781 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1782 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1783 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1784 vect_get_memtag): Likewise.
1786 (vectorizable_load): Function externalized. Declaration moved to
1787 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1788 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1789 vect_transform_loop): Likewise.
1790 (vect_transform_stmt): Moved to tree-vect-transform.c.
1791 (vect_align_data_ref, vect_create_destination_var,
1792 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1793 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1794 vect_get_vec_def_for_operand, vect_init_vector,
1795 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1796 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1797 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1798 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1799 vect_do_peeling_for_loop_bound): Likewise.
1801 * tree-vect-analyze.c: New file.
1802 * tree-vect-transform.c: New file.
1804 2005-02-17 Jason Merrill <jason@redhat.com>
1806 PR mudflap/19319, c++/19317
1807 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1810 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1812 * doc/install.texi (Specific): Update link for Darwin-specific
1815 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1817 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1818 constant_boolean_node.
1820 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1823 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1824 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1826 2005-02-16 Richard Henderson <rth@redhat.com>
1829 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1831 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1832 replace uses with Wtype_MAXp1_F.
1833 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1834 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1835 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1836 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1837 and HAVE_TFMODE as appropriate.
1838 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1839 (__floatdisf): Likewise.
1840 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1841 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1842 (Wtype_MAXp1_F): New.
1843 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1844 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1846 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1849 * arm.c (arm_apply_result_size): New function.
1850 * arm.h (APPLY_RESULT_SIZE): Define.
1851 * arm-protos.h (arm_apply_result_size): Add prototype.
1852 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1853 (movxf): New expand.
1854 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1855 (call_value_symbol): Remove predicate for operand 0.
1856 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1857 (untyped_call): Rework to correclty return values for any type.
1858 (untyped_return): New expand.
1859 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1861 2005-02-16 Stan Shebs <shebs@apple.com>
1863 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1864 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1866 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1868 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1869 configure settings on Solaris 7 and later.
1871 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1873 PR tree-optimization/19865
1874 * tree-optimize.c (init_tree_optimization_passes): Run
1875 pass_may_alias after pass_sra.
1877 2005-02-16 Richard Henderson <rth@redhat.com>
1878 Stuart Hastings <stuart@apple.com>
1881 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1882 Do nothing if debug info suppressed for this function.
1883 (dbxout_begin_function): Early exit if debug info suppressed for
1886 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1889 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1891 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1893 PR tree-optimization/19967
1894 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1895 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1896 argument TYPE. Adjust calls to fold_builtin_XXX.
1897 (expand_builtin, fold_builtin_1): Adjust calls to
1899 (fold_builtin_strchr, fold_builtin_strpbrk,
1900 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1901 result to a requested type TYPE.
1903 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1906 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1907 (T)x & (T)cst if (T)cst overflows.
1908 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1909 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1911 2005-02-15 Jeff Law <law@redhat.com>
1913 * gcse.c (blocks_with_calls): New bitmap.
1914 (alloc_gcse_mem): Allocate it.
1915 (free_gcse_mem): Free it.
1916 (clear_modifY_mem_tables): Clear it.
1917 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1918 when we encounter CALL_INSNs.
1919 (compute_transp, case MEM): Handle blocks with calls separate
1920 from blocks without calls. Use bitmap iterators rather than
1923 2005-02-15 Peter O'Gorman <peter@pogma.com>
1926 * mklibgcc.in (vis_hide): Use a temporary object file, not
1929 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1932 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1933 access optimization.
1935 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1936 Alan Modra <amodra@bigpond.net.au>
1939 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1940 (_xlqsub): Rename to __gcc_qsub.
1941 (_xlqmul): Rename to __gcc_qmul.
1942 (_xlqdiv): Rename to __gcc_qdiv.
1943 Provide versioned symbol aliases with old names.
1944 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1945 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1946 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1947 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1948 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1950 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1952 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1953 Fold ~(A - 1) and ~(A + -1) to -A.
1955 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1959 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1960 config/pa/pa-host.c:pa_gt_pch_use_address.
1962 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1964 * tree-vn.c (get_value_handle): Make sure that given an
1965 is_gimple_min_invariant expression, we always return it.
1967 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1969 * passes.c (rest_of_handle_gcse): Fix a comment.
1971 2005-02-15 Jeff Law <law@redhat.com>
1973 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1975 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1976 (canon_list_insert, record_last_mem_set_info): Similarly.
1977 (clear_modify_mem_tables): Similarly.
1979 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1981 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1982 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1983 config/mips/mips.md, config/rs6000/aix.h,
1984 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1986 2005-02-15 Richard Henderson <rth@redhat.com>
1988 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1989 call to be best_edge.
1991 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1993 * basic-block.h: Adjust the prototype for find_basic_blocks.
1994 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1995 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1998 * flow.c (recompute_reg_usage): Remove all arguments.
1999 * passes.c (rest_of_compilation): Adjust the call to
2000 recompute_reg_usage.
2001 * rtl.h: Adjust the prototype for recompute_reg_usage.
2003 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2005 * tree-dump.c (dump_files): Update to reflect new member
2007 (dump_register): Add new argument.
2009 (dump_switch_p_1): Check against glob name if doglob was passed.
2010 (dump_switch_p): Check against regular first, then glob if
2011 we didn't have any hits on the dump name.
2012 * tree-optimize.c (register_one_dump_file):
2013 Pass in glob name as well.
2014 * tree-pass.h (struct dump_file_info): Add glob
2017 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2019 PR preprocessor/16323
2020 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2022 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2025 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2026 (trunctfdf2_internal1): New.
2027 (trunctfdf2_internal2): Renamed from trunctfdf2.
2029 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2031 PR tree-optimization/19853
2032 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2034 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2036 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2037 delete_dead_jumptables and cleanup_cfg.
2039 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2041 * reload.c (find_reloads): Swap address_reloaded flags when
2042 swapping commutative operands.
2044 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2046 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2047 Use standard_iv_increment_position for computing the bsi position
2049 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2052 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2055 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2056 life range of hard registers.
2057 * value-prof.c (insn_prefetch_values_to_profile): Only
2060 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2061 profile in libcalls.
2063 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2065 * bitmap.h (bitmap_and_compl_into): Return bool.
2066 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2068 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2070 PR tree-optimization/19944
2071 * fold-const.c (fold): Re-add ABS_EXPR folding.
2073 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2076 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2077 {TARGET,MASK}_XL_COMPAT.
2078 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2080 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2081 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2083 (rs6000_arg_partial_bytes): Same.
2084 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2085 and XL compatibility enabled.
2086 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2087 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2088 test to final condition.
2089 (cmptf_internal2): New.
2090 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2091 xl-compat. Add TFmode information to description.
2093 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2095 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2097 2005-02-13 Jason Merrill <jason@redhat.com>
2100 * fold-const.c (fold_indirect_ref_1): Split out from...
2101 (build_fold_indirect_ref): Here.
2102 (fold_indirect_ref): New fn.
2103 * tree.h: Declare it.
2104 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2105 (gimplify_modify_expr_rhs): Likewise.
2106 (gimplify_expr): Likewise.
2108 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2110 PR tree-optimization/14303
2111 PR tree-optimization/15784
2112 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2113 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2114 ABS_EXPR<x> != 0 to x != 0.
2116 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2118 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2119 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2120 spelling conventions.
2122 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2123 delete_trivially_dead_insns too many times.
2125 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2128 2005-02-12 Ira Rosen <irar@il.ibm.com>
2130 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2131 (vect_is_simple_iv_evolution): Remove redundant parameter
2133 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2134 without last parameter.
2135 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2136 Return pointer step. Call vect_is_simple_iv_evolution without
2137 last parameter. Check only that the step is multiple of size
2138 type. Remove stmt_vinfo updates.
2139 (vect_get_memtag_and_dr): Remove.
2140 (vect_get_memtag): New function.
2141 (vect_address_analysis): New function.
2142 (vect_object_analysis): New function.
2143 (vect_analyze_data_refs): Call vect_object_analysis and
2144 vect_get_memtag. Update stmt_vinfo fields.
2146 2005-02-12 Ira Rosen <irar@il.ibm.com>
2148 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2149 exist and are objects. Remove checks for pointer.
2150 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2151 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2152 (vect_create_data_ref_ptr): Likewise.
2153 (vect_base_addr_differ_p): New function.
2154 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2155 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2156 Don't set the DR_BASE_NAME field of data-ref.
2157 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2159 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2161 * optabs.h (enum optab_index): Add new OTI_ldexp.
2162 (ldexp_optab): Define corresponding macro.
2163 * optabs.c (init_optabs): Initialize ldexp_optab.
2164 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2166 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2168 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2169 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2171 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2172 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2175 2005-02-12 Ira Rosen <irar@il.ibm.com>
2177 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2179 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2181 (vect_get_base_and_offset): Always return an address.
2182 (vect_create_addr_base_for_vector_ref): Remove treatment for
2183 different data reference types.
2184 (vect_compute_data_ref_alignment): Rename base to base_address in
2185 stmt_vec_info. Get the object in order to force its alignment.
2186 (vect_get_memtag_and_dr): Rename base to base_address in
2187 stmt_vec_info. Extract the object for memtag analysis.
2189 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2191 PR regression/19898.
2192 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2193 changes cc_status, use apply modified_in_p to part of cc_status
2194 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2197 2005-02-11 Richard Henderson <rth@redhat.com>
2199 * tree-complex.c (expand_complex_libcall): New.
2200 (expand_complex_multiplication): Use it for c99 compliance.
2201 (expand_complex_division): Likewise.
2202 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2204 * builtins.c (built_in_names): Remove const.
2205 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2207 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2208 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2209 (built_in_names): Remove const.
2210 * c-common.c (c_common_type_for_mode): Handle complex modes.
2211 * flags.h, toplev.c (flag_complex_method): Rename from
2212 flag_complex_divide_method.
2213 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2214 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2215 * libgcc2.h: Declare them.
2216 * libgcc-std.ver: Export them.
2217 * mklibgcc.in (lib2funcs): Build them.
2219 2005-02-11 Steven Bosscher <stevenb@suse.de>
2221 PR tree-optimization/19876
2222 Partially revert my change from 2005-01-14
2223 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2224 (compute_antic): ...and remove the loop here.
2226 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2229 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2230 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2232 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2233 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2235 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2237 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2238 offsets for the big-endian 32-bit case.
2240 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2242 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2244 2005-02-11 Dale Johannesen <dalej@apple.com>
2246 * cselib.c (cselib_process_insn): Clear out regs where
2247 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2248 * reload.c (find_equiv_reg): Ditto.
2250 2005-02-11 Ian Lance Taylor <ian@airs.com>
2252 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2255 * tree.c (build_function_type_list): Work correctly if there are
2258 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2260 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2261 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2262 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2263 TARGET_ZARCH instead of TARGET_64BIT.
2265 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2267 * config/rs6000/t-rtems:
2268 (MULTILIB_OPTIONS): Remove mcpu=602.
2269 (MUTLILIB_DIRNAMES): Remove m602.
2270 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2271 Let mcpu=602 match mcpu=603.
2272 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2274 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2276 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2279 2005-02-10 David Daney <ddaney@avtrex.com>
2281 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2282 * config/i386/linux-unwind.h: Likewise.
2283 * config/ia64/linux-unwind.h: Likewise.
2284 * config/mips/linux-unwind.h: Likewise.
2285 * config/pa/linux-unwind.h: Likewise.
2286 * config/rs6000/linux-unwind.h: Likewise.
2287 * config/s390/linux-unwind.h: Likewise.
2288 * config/sh/linux-unwind.h: Likewise.
2289 * config/sparc/linux-unwind.h: Likewise.
2291 2005-02-10 Steven Bosscher <stevenb@suse.de>
2293 PR tree-optimization/17549
2294 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2295 TER to replace a DEF with its expression if the DEF and the
2296 rhs of the expression we replace into have the same root
2299 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2301 * config/mips/mips.md: Fix the placement of the match_scratch in the
2304 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2306 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2309 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2311 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2312 (strip_offset): Handle addresses.
2313 (add_address_candidates): Use strip_offset.
2314 (difference_cost): Reflect strip_offset change.
2315 (force_var_cost, difference_cost): Strip nops.
2317 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2319 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2321 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2322 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2323 config/cris/cris-protos.h, config/cris/cris.c: Update
2326 2005-02-10 Jeff Law <law@redhat.com>
2328 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2329 (lookup_avail_expr): Similarly.
2331 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2333 * builtins.c (fold_builtin_powi): New function.
2334 (fold_builtin_1): Call it.
2336 2005-02-10 Steven Bosscher <stevenb@suse.de>
2338 PR documentation/19309
2339 * doc/cpp.texi: The __GNUC__ and related predefined macros
2340 are also defined for the "standalone" cpp.
2341 Some non-GCC compilers may also define __GNUC__.
2343 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2346 * c-typeck.c (common_type): New routine. Old common_type renamed
2348 (c_common_type): ...this.
2349 (build_conditional_expr, build_binary_op): Use c_common_type instead
2352 2005-02-10 Steven Bosscher <stevenb@suse.de>
2354 * doc/md.texi: Replace @samp{length} with @code{length}.
2356 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2358 PR tree-optimization/18687
2359 * tree-flow.h (find_loop_niter): Declare.
2360 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2361 Try using scev even for loops with more than one exit.
2362 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2363 (struct ivopts_data): Added niters field.
2364 (struct nfe_cache_elt): New.
2365 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2367 (tree_ssa_iv_optimize_init): Initialize niters cache.
2368 (determine_number_of_iterations): Removed.
2369 (find_induction_variables): Do not call determine_number_of_iterations.
2370 Access niters for single exit through niter_for_single_dom_exit.
2371 (add_iv_outer_candidates): Access niters for single exit through
2372 niter_for_single_dom_exit.
2373 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2374 number_of_iterations_cond.
2375 (iv_period): New function.
2376 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2377 (may_replace_final_value): Take data argument. Use
2378 niter_for_single_dom_exit.
2379 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2380 (rewrite_use_compare): Pass data to may_eliminate_iv.
2381 (rewrite_use_outer): Pass data to may_replace_final_value.
2382 (free_loop_data): Clean up the niters cache.
2383 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2384 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2385 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2386 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2387 (num_ending_zeros): Moved to tree.c.
2388 * tree.h (num_ending_zeros): Declare.
2389 * tree.c (num_ending_zeros): Moved from tree.c.
2391 2005-02-09 Richard Henderson <rth@redhat.com>
2393 * builtins.c (DEF_BUILTIN): Add COND argument.
2394 * tree.h (DEF_BUILTIN): Likewise.
2395 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2396 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2398 (DEF_BUILTIN_STUB): New.
2399 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2400 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2401 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2402 * c-common.c (DEF_BUILTIN): Add COND argument.
2403 * tree.c (local_define_builtin): New.
2404 (build_common_builtin_nodes): New.
2406 2005-02-09 Roger Sayle <roger@eyesopen.com>
2408 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2409 floating point expression ignoring the sign of the result.
2410 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2411 (fold) <MULT_EXPR>: Use it to simplify x*x.
2412 * tree.h (fold_strip_sign_ops): Prototype here.
2413 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2414 argument. Use fold_strip_sign_ops to simplify the first argument.
2415 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2416 first argument when the second argument is an even integer
2417 constant, but only with -funsafe_math_optimizations.
2418 (fold_builtin_1): Update call to fold_builtin_copysign.
2420 2005-02-09 Ian Lance Taylor <ian@airs.com>
2423 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2424 just check whether EH_FILTER_FAILURE falls through.
2426 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2428 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2429 insns return to ready list in the next turn.
2431 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2434 * builtins.def: New __builtin_powi[lf].
2435 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2436 (expand_builtin_powi): New function.
2437 (expand_builtin): Dispatch to expand_builtin_powi.
2438 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2439 * libgcc2.c: Add __builtin_powi[lf] implementation.
2440 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2441 * optabs.h: Add powi_optab.
2442 * optabs.c (init_optabs): Initialize powi_optab.
2443 * doc/extend.texi: Document __builtin_powi[lf].
2445 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2447 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2450 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2453 * fold-const.c (try_move_mult_to_index): Remove redundant
2454 type argument. Create ADDR_EXPR with correct type.
2455 (fold): Update callers of try_move_mult_to_index. Convert
2456 result to the appropriate type.
2458 2005-02-09 Roger Sayle <roger@eyesopen.com>
2461 * config/avr/avr.c (default_rtx_costs): Delete.
2462 (avr_operand_rtx_cost): New function.
2463 (avr_rtx_costs): Completely rewrite.
2465 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2468 * config/cris/cris.c (in_code): New variable.
2469 (cris_output_addr_const): Now a static function, a wrapper for
2471 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2472 case from old cris_output_addr_const.
2473 (cris_asm_output_label_ref): Similar for LABEL_REF.
2474 (cris_output_addr_const_extra): Similar for UNSPEC.
2475 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2476 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2477 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2479 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2480 (cris_asm_output_label_ref): Declare.
2482 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2484 PR preprocessor/19801
2485 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2486 filenames that changed when libcpp was moved to the toplevel.
2488 2005-02-07 Roger Sayle <roger@eyesopen.com>
2490 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2491 zero extensions of BImode operands. Call lowpart_subreg instead
2492 of gen_lowpart_common and gen_lowpart_SUBREG.
2494 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2497 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2498 * configure.ac: Set cc_for_cross_gnattools.
2499 * configure: Regenerate.
2501 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2504 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2506 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2509 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2510 of nested functions.
2512 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2514 * doc/extend.texi: Document deprecated extensions allowing
2515 static floating-point members to have initializers and allowing
2516 floating-point literals in integral constant expressions.
2518 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2520 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2521 config/darwin7.h, config/mips/mips.c,
2522 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2525 * cse.c: Update comments.
2527 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2530 * builtins.c (fold_builtin_sqrt): Transform
2531 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2534 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2535 Dorit Naishlos <dorit@il.ibm.com>
2537 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2538 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2539 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2541 * tree.h (vect_set_verbosity_level): New extern function declaration
2543 * tree-vectorizer.h (verbosity_levels): New enum type.
2544 * tree-vectorizer.c (vect_debug_stats): Function removed.
2545 (vect_debug_details): Likewise.
2546 (vect_verbosity_level): Global variable was defined and initialized.
2547 (vect_dump): Global variable definition.
2548 (vect_print_dump_info): New function.
2549 (vect_set_dump_settings): New function.
2550 (vect_set_verbosity_level): New function.
2551 (vectorize_loops): Add call to vect_set_dump_settings.
2553 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2554 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2555 (slpeel_tree_peel_loop_to_edge): Likewise.
2557 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2558 appropriate verbosity level instead of call to vect_debug_details
2559 or vect_debug_stats.
2560 (vect_get_base_and_offset):
2561 (vect_create_addr_base_for_vector_ref):
2562 (get_vectype_for_scalar_type):
2563 (vect_create_data_ref_ptr):
2565 (vect_get_vec_def_for_operand):
2566 (vect_finish_stmt_generation):
2567 (vectorizable_assignment):
2568 (vectorizable_operation):
2569 (vectorizable_store):
2570 (vectorizable_load):
2571 (vect_transform_stmt):
2572 (vect_update_ivs_after_vectorizer):
2573 (vect_do_peeling_for_loop_bound):
2574 (vect_update_inits_of_drs):
2575 (vect_do_peeling_for_alignment):
2576 (vect_transform_loop):
2577 (vect_is_simple_use):
2578 (vect_analyze_operations):
2579 (vect_is_simple_iv_evolution):
2580 (vect_analyze_scalar_cycles):
2581 (vect_analyze_data_ref_dependence):
2582 (vect_analyze_data_ref_dependences):
2583 (vect_compute_data_ref_alignment):
2584 (vect_enhance_data_refs_alignment):
2585 (vect_analyze_data_refs_alignment):
2586 (vect_analyze_data_ref_access):
2587 (vect_analyze_data_ref_accesses):
2588 (vect_analyze_pointer_ref_access):
2589 (vect_get_memtag_and_dr):
2590 (vect_analyze_data_refs):
2591 (vect_mark_relevant):
2592 (vect_stmt_relevant_p):
2593 (vect_mark_stmts_to_be_vectorized):
2594 (vect_can_advance_ivs_p):
2595 (vect_get_loop_niters):
2596 (vect_analyze_loop_form):
2597 (vect_analyze_loop):
2598 (vectorize_loops): Likewise.
2600 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2601 (vect_update_inits_of_drs):
2602 (vect_do_peeling_for_alignment):
2603 (vect_transform_loop):
2604 (vect_analyze_operations):
2605 (vect_analyze_scalar_cycles):
2606 (vect_analyze_data_ref_dependences):
2607 (vect_analyze_data_refs_alignment):
2608 (vect_analyze_data_ref_accesses):
2609 (vect_analyze_data_refs):
2610 (vect_mark_stmts_to_be_vectorized):
2611 (vect_get_loop_niters):
2612 (vect_analyze_loop_form):
2613 (vect_analyze_loop): Likewise.
2614 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2616 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2620 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2621 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2622 either -ffast-math or -funsafe-math-optimizations is in use.
2624 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2625 * config/mips/irix-csr.c: New file.
2626 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2627 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2628 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2631 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2633 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2634 redundant, incorrect definitions.
2636 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2638 ("*tls_indirect_call"): New, reference hard regs directly.
2639 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2641 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2643 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2644 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2646 2005-02-06 Roger Sayle <roger@eyesopen.com>
2648 PR rtl-optimization/19800
2649 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2650 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2653 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2655 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2657 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2660 * doc/invoke.texi: Correct documentation of -freorder-functions.
2662 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2665 * doc/invoke.texi: Don't mention gccbug.
2667 2005-02-06 Roger Sayle <roger@eyesopen.com>
2668 Andrew Pinski <pinskia@physics.uc.edu>
2669 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2671 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2672 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2673 into just (zero_extract:SI FOO (const_int 1) BAR).
2675 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2677 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2678 macro locally. Don't give last revision date. Use GCC version
2679 number from gcc-common.texi.
2680 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2681 revision date. Use GCC version number from gcc-common.texi.
2682 Describe being a library as current state rather than as 3.x
2684 * doc/gcc.texi: Remove last update date.
2685 * doc/gccint.texi: Likewise. Update copyright dates.
2686 * doc/install.texi: Update copyright dates.
2688 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2691 * doc/invoke.texi: Mention for each option included in -Wall that
2692 it is included in -Wall.
2693 * doc/gcc.texi: Update copyright and last modification date.
2695 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2697 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2698 unnecessary cast to original induction variable increments.
2700 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2702 PR tree-optimization/18219
2703 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2704 in distributed form.
2706 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2708 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2709 Set bitpos and offset later in the function. Do nothing if the
2710 target is a register and if the bitfield lies completely outside
2712 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2713 here. Return an uninitialised register if the source value is stored
2714 in a register and the bitfield lies completely outside that register.
2716 2005-02-06 Steven Bosscher <stevenb@suse.de>
2718 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2721 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2723 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2725 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2727 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2728 * config/darwin8.h: New.
2729 * config/darwin7.h: Update comment.
2731 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2732 Dorit Naishlos <dorit@il.ibm.com>
2734 * tree-vectorizer.h (LOC): New type.
2735 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2736 (loop_line_number): New field in struct _loop_vec_info.
2737 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2739 * tree-vectorizer.c (input.h): Included.
2740 (find_loop_location): New function.
2741 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2742 loop line number removed.
2743 (vect_debug_details): Likewise.
2744 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2746 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2747 call to vect_debug_details/stats changed from loop to loop_loc.
2748 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2749 (slpeel_tree_peel_loop_to_edge): Likewise.
2751 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2752 changed from NULL to UNKNOWN_LOC.
2753 (vect_get_base_and_offset):
2754 (vect_create_addr_base_for_vector_ref):
2755 (get_vectype_for_scalar_type):
2756 (vect_create_data_ref_ptr):
2758 (vect_get_vec_def_for_operand):
2759 (vect_finish_stmt_generation):
2760 (vectorizable_assignment):
2761 (vectorizable_operation):
2762 (vectorizable_store):
2763 (vectorizable_load):
2764 (vect_transform_stmt):
2765 (vect_update_ivs_after_vectorizer):
2766 (vect_do_peeling_for_loop_bound):
2767 (vect_do_peeling_for_alignment):
2768 (vect_transform_loop):
2769 (vect_is_simple_use):
2770 (vect_analyze_operations):
2771 (vect_is_simple_iv_evolution):
2772 (vect_analyze_scalar_cycles):
2773 (vect_analyze_data_ref_dependences):
2774 (vect_compute_data_ref_alignment):
2775 (vect_enhance_data_refs_alignment):
2776 (vect_analyze_data_ref_access):
2777 (vect_analyze_data_ref_accesses):
2778 (vect_analyze_pointer_ref_access):
2779 (vect_get_memtag_and_dr):
2780 (vect_analyze_data_refs):
2781 (vect_mark_relevant):
2782 (vect_stmt_relevant_p):
2783 (vect_mark_stmts_to_be_vectorized):
2784 (vect_can_advance_ivs_p):
2785 (vect_get_loop_niters):
2786 (vect_analyze_loop):
2787 (vectorize_loops): Likewise.
2789 (vectorizable_load): Argument in call to vect_debug_details/stats
2790 changed from loop to LOOP_LOC (loop_vinfo).
2791 (vect_transform_loop):
2792 (vect_analyze_operations):
2793 (vect_analyze_scalar_cycles):
2794 (vect_analyze_data_ref_dependence):
2795 (vect_enhance_data_refs_alignment):
2796 (vect_analyze_data_ref_accesses):
2797 (vect_analyze_pointer_ref_access):
2798 (vect_analyze_data_refs):
2799 (vect_analyze_loop): Likewise.
2801 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2802 changed from loop to loop_loc.
2804 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2806 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2807 Dorit Naishlos <dorit@il.ibm.com>
2809 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2811 (vect_analyze_data_ref_dependences): Likewise.
2813 (vect_is_simple_use): Argument changed from loop structure to
2814 loop_vect_info structure.
2815 (vect_can_advance_ivs_p): Likewise.
2816 (vect_create_index_for_vector_ref): Likewise.
2817 (vect_update_ivs_after_vectorizer): Likewise.
2818 (new_stmt_vec_info): Likewise.
2820 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2821 changed from loop to loop_vinfo.
2822 (vect_create_data_ref_ptr): First argument in call to
2823 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2824 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2825 was changed from loop to loop_vinfo.
2826 (vectorizable_operation): Likewise.
2827 (vectorizable_store): Likewise.
2828 (vect_mark_stmts_to_be_vectorized): Likewise.
2829 (vect_do_peeling_for_loop_bound): First argument in call to
2830 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2831 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2832 was changed from loop to loop_vinfo.
2833 (vect_analyze_data_ref_dependences): Third argument in call to
2834 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2836 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2837 (vect_create_data_ref_ptr): Likewise.
2838 (vect_init_vector): Likewise.
2839 (vect_get_vec_def_for_operand): Likewise.
2840 (vectorizable_assignment): Likewise.
2841 (vectorizable_operation): Likewise.
2842 (vectorizable_store): Likewise.
2843 (vectorizable_load): Likewise.
2844 (vect_update_ivs_after_vectorizer): Likewise.
2845 (vect_is_simple_use): Likewise.
2846 (vect_analyze_data_ref_dependence): Likewise.
2847 (vect_analyze_pointer_ref_access): Likewise.
2848 (vect_can_advance_ivs_p): Likewise.
2850 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2851 before _stmt_vec_info.
2852 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2853 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2854 (new_stmt_vec_info): Argument changed from loop structure to
2855 loop_vect_info structure
2857 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2858 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2859 (vect_create_addr_base_for_vector_ref): Likewise.
2860 (vect_analyze_pointer_ref_access): Likewise.
2862 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2865 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2866 phi flag if the phi is abnormal.
2868 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2871 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2872 information for the new statement.
2874 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2877 * gcc.c (main): Include the target in -v output.
2879 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2881 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2882 Do not drop the extend if we'd have to add a paradoxical subreg
2883 later. Include optabs.h and insn-codes.h.
2884 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2886 2005-02-02 Roger Sayle <roger@eyesopen.com>
2889 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2890 * fold-const.c (const_binop): Avoid constant folding floating
2891 point operations in modes that use composite representations.
2892 * simplify-rtx.c (simplify_binary_operation): Likewise.
2894 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2896 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2898 (altivec_dstt): Likewise.
2899 (altivec_dstst): Likewise.
2900 (altivec_dststt): Likewise.
2901 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2904 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2906 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2907 EXPR_LOCUS from orig_cond to the new cond_stmt.
2908 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2911 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2913 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2914 standard_iv_increment_position. Remove call to bsi_next
2915 (no need to bump the iterator anymore).
2916 (vect_create_index_for_vector_ref): Call
2917 standard_iv_increment_position. Remove second function argument.
2918 (vect_finish_stmt_generation): Remove call to bsi_next
2919 (no need to bump the iterator anymore).
2920 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2921 to vect_create_index_for_vector_ref.
2923 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2925 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2926 phis are used out of the loop.
2928 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2931 * c-decl.c (undef_nested_function): New variable.
2932 (pop_scope): Diagnose undefined nested functions.
2933 (finish_function): Don't attempt cgraph processing or genericizing
2934 if current top-level function contained an undefined nested
2935 function. Reset undef_nested_function at the end of a top-level
2938 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2940 * tree.c (build_int_cst_type): Take sign of the value into account
2941 when deciding whether sign extend the value.
2943 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2946 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2947 (cpp_options, cc1_options): Change %{std*&ansi} to
2948 %{std*&ansi&trigraphs}.
2950 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2952 * cse.c: Update comments.
2954 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2956 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2957 arguments go on the stack. Do not put complex doubles in odd/even
2960 2005-02-02 Steven Bosscher <stevenb@suse.de>
2962 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2963 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2964 -ftree-pre, and -fthread-jumps.
2966 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2968 PR tree-optimization/19578
2969 * tree-flow.h (modified_noreturn_calls): Declare.
2970 (noreturn_call_p): Declare.
2971 * tree-flow-inline.h (noreturn_call_p): New function.
2972 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2973 * tree-cfg.c (modified_noreturn_calls): New variable.
2974 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2975 that contain a mid-block noreturn call.
2976 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2978 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2980 * df.c (df_def_record_1, df_uses_record): Don't use
2982 * df.h (DF_FOR_REGALLOC): Remove.
2984 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2987 * c-typeck.c (really_start_incremental_init): Reset
2988 constructor_max_index for arrays of incomplete type.
2990 2005-02-02 Jeff Law <law@redhat.com>
2992 * gcse.c (struct reg_set): Store the block index where the register
2993 was set rather than the setting insn.
2994 (record_one_set, compute_transp): Corresponding changes.
2995 (pre_insert_copy_insn): Do not call replace_one_set.
2996 (replace_one_set): Remove.
2998 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3001 * doc/gcov.texi: Fix typo.
3003 2005-02-01 Richard Henderson <rth@redhat.com
3006 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3007 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3009 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3010 * config/i386/i386-protos.h: Update.
3012 2005-02-01 Steven Bosscher <stevenb@suse.de>
3014 PR tree-optimization/19217
3015 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3016 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3017 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3018 that it is walking a PHI node.
3020 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3022 * doc/extend.texi (Nested Functions): Update.
3024 2005-02-01 Richard Henderson <rth@redhat.com>
3027 * optabs.c (expand_copysign_absneg): Export.
3028 * optabs.h (expand_copysign_absneg): Declare.
3029 * config/rs6000/rs6000.md (copysigntf3): New.
3031 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3033 PR tree-optimization/19633
3034 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3035 * tree-ssa-alias.c (init_alias_info): Initialize.
3036 (merge_pointed_to_info): Set.
3037 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3038 (dump_points_to_info_for): Show value of pt_null.
3039 (struct count_ptr_d): Declare.
3040 (find_ptr_dereference): Remove.
3041 (ptr_is_dereferenced_by): Remove.
3042 (count_ptr_derefs): New local function.
3043 (count_uses_and_derefs): New local function.
3044 (compute_points_to_and_addr_escape): Call it. If the number
3045 of dereferences is greater than zero, mark the pointer as
3046 dereferenced. If there are fewer dereferences than uses of
3047 the pointer, the pointer's value escapes.
3049 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3051 PR tree-optimization/19670
3052 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3054 (verify_use): ... set it here, instead.
3056 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3058 * doc/sourcebuild.texi (Test directives): Fix formatting.
3060 * doc/sourcebuild.texi (Test directives): Describe selector
3063 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3065 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3066 specific 64-bit CPUs.
3068 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3071 * arm.c (arm_eliminable_register): New function.
3072 (adjacent_mem_locations): Don't allow eliminable registers. Use
3073 HOST_WIDE_INT for address offsets.
3074 * arm-protos.h (arm_eliminable_register): Add prototype.
3076 2005-02-01 Steven Bosscher <stevenb@suse.de>
3078 PR optimization/15242
3079 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3080 * basic-block.h (duplicate_computed_gotos): Add prototype.
3081 * bb-reorder.c (duplicate_computed_gotos): New function to
3082 duplicate sufficiently small blocks ending in a computed jump.
3083 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3084 if not optimizing for size.
3085 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3086 never do tail merging for blocks ending in a computed jump.
3087 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3089 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3091 Patch from Richard Sandiford <rsandifo@redhat.com>
3092 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3093 from inheriting a subreg equivalence with a non-spill register.
3095 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3097 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3099 * config/frv/frv.c (movcc_fp_destination_operand): New.
3100 (gpr_or_memory_operand): Fix typo in comment.
3101 (gpr_or_memory_operand_with_scratch): New.
3102 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3103 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3104 movcc_fp_destination_operand.
3105 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3106 Legitimize memory addresses using a scratch register.
3108 2005-01-31 Jeff Law <law@redhat.com>
3110 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3111 bitmap a sparse bitmap instead of a simple bitmap.
3112 (mark_def_sites_initialize_block): Corresponding changes.
3113 (ssa_mark_def_sites_initialize_block): Likewise.
3114 (ssa_mark_phi_uses): Likewise.
3115 (mark_def_site, ssa_mark_def_sites): Likewise.
3116 (mark_def_site_blocks): Likewise.
3117 (rewrite_ssa_into_ssa): Likewise.
3119 * tree-ssa-dom.c (record_cond): Pass correct variable type
3120 for last argument to htab_find_slot_with_hash.
3122 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3123 effects when optimizing 0 % X. Do not try to optimize X % 0.
3125 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3127 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3130 2005-02-01 Eric Christopher <echristo@redhat.com>
3132 * config/mips/mips.c (override_options): Warn if -mint64
3134 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3137 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3139 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3141 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3142 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3143 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3144 (cached_regno): Initialize to INVALID_REGNUM.
3145 (cse_reg_info_table_size,
3146 cse_reg_info_table_first_uninitialized,
3147 cse_reg_info_timestamp): New.
3148 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3150 (init_cse_reg_info, get_cse_reg_info_1): New.
3151 (get_cse_reg_info): Cache the last look-up.
3152 (new_basic_block): Update the code to clear mappings from
3153 registers to cse_reg_info entries.
3154 (cse_main): Call init_cse_reg_info.
3156 * cse.c (get_cse_reg_info): Update a comment.
3158 2005-01-31 Steven Bosscher <stevenb@suse.de>
3161 * c-decl.c (start_decl): Do not warn about arrays of elements with
3162 an incomplete type here.
3163 (grokdeclarator): Do it here by making a pedwarn an error.
3164 * c-typeck.c (push_init_level): If there were previous errors with
3165 the constructor type, do not warn about braces for initializers.
3166 (process_init_element): Likewise for excess initializer elements.
3168 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3170 * cse.c (delete_trivially_dead_insn): Don't iterate.
3172 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3174 * config/rs6000/rs6000.md (copysignsf3): New expand.
3175 (copysigndf3): Likewise.
3177 2005-01-31 Steven Bosscher <stevenb@suse.de>
3179 * recog.c (constrain_operands): Only look for earlyclobber operand
3180 conflicts if an '&' constraint was seen.
3182 2005-01-31 Marc Espie <espie@openbsd.org>
3184 * config.gcc: Don't include embedded systems fragment, switches default
3185 debugging format to ELF.
3186 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3187 longer pick it up there.
3189 2005-01-31 Dale Johannesen <dalej@apple.com>
3191 * doc/extend.texi (nested functions): Fix linkage description.
3192 Clarify that static is not allowed.
3194 2005-01-31 Dale Johannesen <dalej@apple.com>
3196 * config/rs6000/darwin.md (movsf_low_di): Make work.
3197 (movdf_low_di): Make work.
3199 2005-01-31 Dale Johannesen <dalej@apple.com>
3201 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3202 Make work for 64 bit.
3204 2005-01-31 Roger Sayle <roger@eyesopen.com>
3205 Dale Johannesen <dalej@apple.com>
3208 * fold-const.c (fold_binary_op_with_conditional_arg):
3209 Make types match original operands, before STRIP_NOPS.
3211 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3213 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3214 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3215 (struct gcc_sigcontext): Delete. Merge contents to..
3216 (struct gcc_ucontext): ..here.
3217 (get_sigcontext): Delete.
3218 (get_regs): New function, like get_sigcontext but return regs ptr.
3219 64-bit version finds regs from r1 to support vdso.
3220 (ppc_linux_aux_vector): New function.
3221 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3224 2005-01-31 Ira Rosen <irar@il.ibm.com>
3226 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3228 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3229 redundant fold. Fix misalignment for MINUS_EXPR.
3230 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3231 (vect_analyze_pointer_ref_access): Likewise.
3232 (vect_get_memtag_and_dr): Likewise.
3234 2005-01-31 Richard Henderson <rth@redhat.com>
3236 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3237 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3238 absnegdf2_i387, absnegxf2_i387): Likewise.
3240 2005-01-31 Richard Henderson <rth@redhat.com>
3243 * optabs.c (expand_copysign_absneg): New.
3244 (expand_copysign_bit): Split out from ...
3245 (expand_copysign): ... here. Use expand_copysign_absneg.
3247 2005-01-30 Roger Sayle <roger@eyesopen.com>
3250 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3251 constant as the second operand and a register as the third.
3253 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3256 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3257 that dllimport'd functions do not use all call-clobbered registers
3260 2005-01-30 Richard Henderson <rth@redhat.com>
3263 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3264 expand_abs_nojump and generalize. Use operand_subword and
3265 emit_no_conflict_block. Support large modes.
3266 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3268 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3269 negation to subtraction.
3270 (expand_copysign): Check that the format has signed zeros.
3271 Use operand_subword and emit_no_conflict_block. Support large modes.
3273 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3275 Fix PR tree-optimization/19624
3277 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3278 * tree-ssa-pre.c: Add cfgloop.h.
3280 (pre_stats): New member, constified.
3281 (inserted_exprs): New static variable.
3282 (NECESSARY): New macro.
3283 (create_expression_by_pieces): Fold the expression, and
3284 mark it as defaulting to not necessary. Also put in
3286 (fully_constant_expression): New function.
3287 (insert_into_preds_of_block): Modify to not insert phis when we
3288 are playing with induction variables.
3289 Push phis onto the inserted_exprs vector, and mark them as not
3290 necessary by default.
3291 (insert_aux): Call fully_constant_expression on eprime.
3292 If all edges produce the same value, mark it constant.
3293 (mark_operand_necessary): New function.
3294 (remove_dead_inserted_code): New function.
3295 (init_pre): Init loop optimizer to get loop info.
3296 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3297 (execute_pre): Commit edge inserts, then remove dead code.
3299 2005-01-30 Richard Henderson <rth@redhat.com>
3301 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3302 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3304 2005-01-30 Richard Henderson <rth@redhat.com>
3307 * config/i386/i386.c (ix86_expand_copysign): New.
3308 (ix86_split_copysign_const): New.
3309 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3310 rearrange op1/nmask operands.
3311 * config/i386/i386-protos.h: Update.
3312 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3313 (copysigndf3): Likewise.
3314 (copysignsf3_const, copysigndf3_const): New.
3315 (copysignsf3_var): Rename from copysignsf3, split out splitter
3316 and fix split predicate for X constraint.
3317 (copysigndf3_var): Similarly.
3319 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3321 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3322 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3323 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3325 2005-01-29 Richard Henderson <rth@redhat.com>
3328 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3329 of # and * in constraints.
3331 2005-01-29 Richard Henderson <rth@redhat.com>
3334 * expr.c (store_field): Don't strip sub-mode cast when the input
3335 data is even smaller.
3337 2005-01-29 Richard Henderson <rth@redhat.com>
3340 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3343 2005-01-29 Richard Henderson <rth@redhat.com>
3345 * combine.c (make_field_assignment): Fix argument order
3348 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3350 PR tree-optimization/15791
3351 * fold-const.c (extract_array_ref): New function.
3352 (fold): Fold comparisons between &a[i] and &a[j] or
3353 semantically equivalent trees.
3355 2005-01-29 Jeff Law <law@redhat.com>
3357 * gcse.c (insert_expr_in_table): Revamp handling of available
3358 and anticipatable occurrence lists to avoid unnecessary list
3360 (insert_set_in_table): Similarly.
3362 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3364 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3366 (c_build_qualified_type): Build qualified array types with
3367 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3368 * c-decl.c (c_make_fname_decl): Build unqualified array type
3369 before qualified type.
3370 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3371 type is qualified, not just if type itself is. Don't apply
3372 qualifiers to array type when declarator is processed. Apply
3373 qualifiers to field type whether or not it is an array type.
3374 Don't handle array types specially for applying qualifiers to
3376 * c-typeck.c (composite_type): Build unqualified element type and
3377 array type when forming composite of array types.
3378 (common_pointer_type, comptypes, comp_target_types,
3379 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3380 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3382 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3383 (args2) in variables a1 and a2.
3385 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3387 * cse.c (n_elements_made, max_elements_made): Remove.
3388 (insert): Don't touch n_elements_made.
3389 (cse_main): Don't touch n_elements_made or max_elements_made.
3391 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3394 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3395 configuration part of dp-bit.c to be lost.
3397 2005-01-28 Roger Sayle <roger@eyesopen.com>
3399 * expmed.c (expand_mult_highpart_optab): When attempting to use
3400 a non-widening multiplication in a wider mode, the operands need
3401 to be converted (zero or sign extended) to that mode.
3403 2005-01-28 Ian Lance Taylor <ian@airs.com>
3407 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3408 through if both operands fall through.
3410 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3412 * cse.c (fold_rtx) <PC>: Don't optimize.
3414 2005-01-28 Jeff Law <law@redhat.com>
3416 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3417 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3419 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3421 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3422 cse_reg_info_used_list_end): Remove.
3423 (cse_reg_info_list, cse_reg_info_list_free): New.
3424 (get_cse_reg_info): When allocating an instance of
3425 cse_reg_info, add it to the beginning of the cse_reg_info_list
3426 list. Remove code to maintain cse_reg_info_used_list.
3427 (new_basic_block): Reset the free list to the beginning of
3430 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3432 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3433 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3434 (frv_expand_mdpackh_builtin): New function.
3435 (frv_expand_builtin): Use it to expand __MDPACKH.
3436 * doc/extend.texi (__MDPACKH): Update documentation.
3438 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3440 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3441 SSE_FLOAT_MODE_P for use_sse computation.
3443 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3446 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3448 2005-01-27 Richard Henderson <rth@redhat.com>
3450 * builtins.c (expand_builtin_copysign): New.
3451 (expand_builtin): Call it.
3452 * genopinit.c (optabs): Add copysign_optab.
3453 * optabs.c (init_optabs): Initialize it.
3454 (expand_copysign): New.
3455 * optabs.h (OTI_copysign, copysign_optab): New.
3456 (expand_copysign): Declare.
3458 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3459 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3461 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3462 (ix86_expand_fp_absneg_operator): ... here.
3463 (ix86_split_copysign): New.
3464 * config/i386/i386-protos.h: Update.
3465 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3466 (copysignsf3, copysigndf3): New.
3468 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3469 (copysignsf3, ncopysignsf3): New.
3470 (copysigndf3, ncopysigndf3): New.
3471 (copysignxf3, ncopysignxf3): New.
3472 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3474 2005-01-27 Arend Bayer <arend.bayer@web.de>
3475 Kazu Hirata <kazu@cs.umass.edu>
3477 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3478 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3479 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3482 2005-01-27 Jeff Law <law@redhat.com>
3484 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3485 definitions of SSA_NAMEs which are not being rewritten.
3486 (rewrite_ssa_into_ssa): Only initialize the current definition
3487 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3488 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3489 SSA_NAMEs before returning.
3491 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3493 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3494 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3495 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3496 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3497 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3499 2005-01-27 Steven Bosscher <stevenb@suse.de>
3502 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3503 higher to -O2 and higher. Likewise for tree PRE.
3504 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3507 2005-01-27 Ian Lance Taylor <ian@airs.com>
3510 * gimple-low.c (try_catch_may_fallthru): New static function.
3511 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3512 * tree-inline.c (expand_call_inline): Don't warn about reaching
3513 the end of a non-void function being inlined if the function uses
3516 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3518 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3521 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3522 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3523 (implicitly_declare): Handle error_mark_node.
3525 2005-01-27 Richard Henderson <rth@redhat.com>
3528 * tree.h (struct tree_decl): Add debug_expr_is_from.
3529 (DECL_DEBUG_EXPR_IS_FROM): New.
3530 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3531 * dwarf2out.c (dwarf2out_var_location): Update to match.
3532 * tree-outof-ssa.c (create_temp): Likewise.
3533 * var-tracking.c (track_expr_p): Likewise.
3534 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3535 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3536 * toplev.c (default_tree_printer): Likewise.
3538 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3540 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3541 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3543 2005-01-27 Steven Bosscher <stevenb@suse.de>
3545 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3546 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3547 ASM_CLOBBERS): Add tree checks.
3549 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3550 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3551 * c-common.def (SWITCH_STMT): Update to match.
3552 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3553 macros instead of SWITCH_EXPR ones.
3554 * c-dump.c (c_dump_tree): Likewise.
3555 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3556 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3558 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3560 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3562 * unwind-dw2.c (execute_stack_op): Add missing cases for
3563 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3565 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3567 * config.gcc (Obsolete configurations): Remove 'dummy', add
3568 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3571 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3573 PR tree-optimization/19633
3574 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3576 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3577 are no call-clobbered variables.
3578 * tree-outof-ssa.c (check_replaceable): Return false for calls
3581 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3583 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3584 even for variables with NULL DECL_INITIAL.
3586 2005-01-26 Stuart Hastings <stuart@apple.com>
3588 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3590 2005-01-26 Richard Henderson <rth@redhat.com>
3593 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3595 * expr.c (store_field): Strip conversions to odd-bit-sized types
3596 if the destination field width matches.
3598 2005-01-26 Richard Henderson <rth@redhat.com>
3600 * c-decl.c, expmed.c, expr.c: Revert last change.
3602 2005-01-26 Richard Henderson <rth@redhat.com>
3605 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3607 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3608 if we don't need the bits above those present in the current mode.
3609 * expr.c (store_field): Strip conversions to odd-bit-sized types
3610 if the destination field width matches.
3612 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3614 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3615 either -ffast-math or -funsafe-math-optimizations is in use.
3617 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3621 * config/avr/avr.c (notice_update_cc): Only set condition code for
3622 ashrqi3 if shift count > 0.
3623 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3624 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3625 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3626 count <= 0 as a no-op, and shift count >= width by copying zero
3627 or sign bit to all bits of the result.
3628 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3629 count, with attribute "length" set to 0 and "cc" set to "none".
3631 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3633 * doc/invoke.texi: Document -mTLS.
3635 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3636 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3637 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3638 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3639 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3640 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3641 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3642 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3644 * configure.ac: Check for a TLS capable gas.
3646 * configure: Regenerate.
3648 2005-01-26 Richard Henderson <rth@redhat.com>
3651 * combine.c (make_field_assignment): Simplify store to zero_extract
3652 from a source with an overlapping mask.
3654 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3656 2004-11-11 Eric Christopher <echristo@redhat.com>
3658 * config/frv/frv.md: Add fr400_integer automaton. Don't
3659 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3662 2005-01-26 Steven Bosscher <stevenb@suse.de>
3665 * cfgbuild.c (make_edges): Do not clear or set
3666 current_function_has_computed_jump.
3667 * function.h (struct function): Remove the has_computed_jump field.
3668 (current_function_has_computed_jump): Do not define.
3669 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3670 in a computed jump. Ignore current_function_has_computed_jump.
3672 2005-01-26 Richard Henderson <rth@redhat.com>
3675 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3676 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3678 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3679 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3680 objects into static storage if they have more than one non-zero value.
3681 * tree.h (categorize_ctor_elements): Update decl.
3683 2005-01-26 Steven Bosscher <stevenb@suse.de>
3686 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3687 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3688 to this function from 2004-07-10.
3689 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3690 the current function for tail call optimizations if the address
3691 of one of it its arguments is taken.
3693 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3695 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3697 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3699 * function.c (expand_function_end): If current_function_calls_alloca,
3700 emit stack restore in a place that is reached when the function falls
3703 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3705 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3706 rule to avoid matching inappropriate suffix rule.
3708 2005-01-26 Jan Hubicka <jh@suse.cz>
3710 PR tree-optimization/19241
3711 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3713 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3715 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3716 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3718 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3719 <sim*>: Always use crt1.o, regardless of N in simN.
3720 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3721 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3722 (CRT_CALL_STATIC_FUNCTION): Remove.
3723 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3724 use crt1.o, regardless of N in simN.
3725 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3726 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3727 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3728 case isystem setting.
3729 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3731 2005-01-25 Ian Lance Taylor <ian@airs.com>
3733 * gimple-low.c (block_may_fallthru): Correct handling of
3734 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3736 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3738 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3739 handlers to match indentation; nested under the mtune=* handler.
3740 Similar for mcpu= and march=.
3742 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3744 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3745 * config/mips/linux64.h (LIB_SPEC): Likewise.
3746 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3747 * config/sh/linux.h (LIB_SPEC): Likewise.
3749 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3751 * config/frv/frv.c (frv_legitimize_tls_address): New.
3752 (TARGET_HAVE_TLS): Define.
3753 (FRV_SYMBOL_REF_TLS_P): Define.
3754 (frv_override_options): Handle new register classes.
3755 (frv_legitimate_address_p): Reject tls addresses.
3756 (frv_legitimize_address): Handle TLS addresses.
3757 (gen_inlined_tls_plt): New.
3759 (frv_legitimize_tls_address): New.
3760 (unspec_got_name): Add TLS entries.
3761 (got12_operand): Add R_FRV_TLSMOFF12 case.
3762 (frv_emit_move): Fixup TLS addresses.
3763 (frv_emit_movsi): Legitimize TLS addresses.
3765 * config/frv/frv.h (MASK_BIG_TLS): New.
3766 (TARGET_BIG_TLS): New.
3767 (HAVE_AS_TLS): Define.
3768 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3769 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3770 (REG_CLASS_NAMES): Same.
3771 (REG_CLASS_CONTENTS): Same.
3772 (CONSTRAINT_LEN): New.
3773 (REG_CLASS_FROM_CONSTRAINT): New.
3774 (PREDICATE_CODES): Add symbolic_operand.
3776 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3777 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3778 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3779 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3780 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3781 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3782 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3783 GR9_REG, GR14_REG, LRREG.
3784 (type): Add load_or_call attribute.
3785 ("load_or_call"): New reservation.
3786 ("call_gettlsoff"): New.
3787 ("tls_indirect_call"): New.
3788 ("tls_load_gottlsoff12"): New.
3789 ("tlsoff_hilo"): New.
3790 ("tls_tlsdesc_ldd"): New.
3791 ("tls_tlsoff_ld"): New.
3794 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3796 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3798 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3799 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3800 * config/frv/frv.c (TLS_BIAS): Define.
3801 (frv_output_dwarf_dtprel): New.
3803 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3805 PR rtl-optimization/19579
3806 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3807 both A and B, see if they don't clobber registers the other expr uses.
3809 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3811 * real.c (do_add): Initialize signalling and canonical members.
3813 * real.c (real_from_integer): Zero out destination.
3815 2005-01-18 Jan Hubicka <jh@suse.cz>
3817 PR tree-optimize/19337
3818 * tree-inline.c (initialize_inlined_parameters): Copy
3819 saved_static_chain_decl only.
3821 2005-01-25 Richard Henderson <rth@redhat.com>
3825 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3826 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3827 80387 enabled, to return a proper subclass. Return the subset that
3828 overlaps with GENERAL_REGS for PLUS.
3829 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3831 2005-01-25 Richard Henderson <rth@redhat.com>
3834 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3836 2005-01-25 Roger Sayle <roger@eyesopen.com>
3838 * expmed.c (choose_multiplier): Change interface to return the
3839 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3840 (expand_divmod): Update calls to choose_multiplier.
3842 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3845 * expmed.c (extract_bit_field): Use adjust_address instead of
3846 gen_lowpart when op0 is a MEM.
3848 2005-01-24 Steven Bosscher <stevenb@suse.de>
3850 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3852 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3854 * config/mips/irix-csr.c: New file.
3855 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3856 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3857 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3860 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3863 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3864 sparc/elf.h, add sparc/sp-elf.h.
3865 (sparc-*-rtems*): Likewise.
3866 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3867 tm-dwarf2.h, add sparc/sp-elf.h.
3868 (sparc86x-*-elf): Likewise.
3869 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3870 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3871 TARGET_OS_CPP_BUILTINS.
3872 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3873 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3875 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3876 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3877 (SWITCH_TAKES_ARG): Likewise.
3878 (LOCAL_LABEL_PREFIX): Likewise.
3879 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3880 (TARGET_N_FORMAT_TYPES): Delete.
3881 (TARGET_FORMAT_TYPES): Likewise.
3882 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3883 * config/sparc/elf.h: Delete.
3884 * config/sparc/sp-elf.h: New file.
3886 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3888 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3889 * tree-flow.h: Remove the corresponding prototype.
3890 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3891 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3893 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3896 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3897 for AIX ABI or ELF -fPIC.
3898 (rs6000_emit_load_toc_table): Don't create toc_section here.
3899 (rs6000_xcoff_file_start): Nor here.
3901 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3903 * sh.c (ra.h): Don't #include.
3904 (hard_regs_intersect_p): New function, resurrected from ra.c.
3906 * sh.c: Fix 1996 Copyright.
3908 2005-01-24 Richard Henderson <rth@redhat.com>
3909 Aldy Hernandez <aldyh@redhat.com>
3911 * regrename.c (note_sets): Handle subregs.
3913 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3916 * genconditions.c (write_header, write_conditions): Elide file if
3919 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3921 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3922 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3925 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3927 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3928 expand_builtin_printf, expand_builtin_fprintf,
3929 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3930 checking against POINTER_TYPE.
3931 (validate_arglist): Handle POINTER_TYPE code by checking
3934 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3936 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3938 (for_each_rtx): Call for_each_rtx_1.
3939 * rtl.h (init_rtlanal): Declare.
3940 * toplev.c (backend_init): Call init_rtlanal.
3942 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3944 * flow.c (propagate_one_insn): Formatting.
3947 * flow.c (libcall_dead_p): Be more conservative if unsure.
3948 If there are any instructions between insn and call, see if they are
3949 all dead before saying the libcall is dead.
3951 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3953 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3954 operand constraint for operand 0.
3956 2005-01-23 Richard Henderson <rth@redhat.com>
3959 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3960 edges leading to join block.
3962 2005-01-23 Roger Sayle <roger@eyesopen.com>
3964 * expmed.c (expand_mult_highpart): Make static. Change type of
3965 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3966 (expand_divmod): Updates calls to expand_mult_highpart by using
3967 gen_int_mode to pass a CONST_INT rtx.
3968 * rtl.h (expand_mult_highpart): Remove prototype.
3970 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3972 * flow.c (regset_bytes, regset_size): Remove.
3974 * cfganal.c: Fix a reference to Harvey's paper.
3976 2005-01-23 Steven Bosscher <stevenb@suse.de>
3978 PR rtl-optimization/19464
3979 * tree-optimize.c (init_tree_optimization_passes): Add one more
3980 copyrename pass just before out-of-ssa.
3982 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3985 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3986 * ggc-none.c (ggc_free): Define.
3988 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3990 * cse.c (max_reg, max_insn_uid): Remove.
3991 (cse_main): Don't access max_reg or max_insn_uid.
3993 * c-common.c (explicit_flag_signed_bitfields,
3994 lang_statement_code_p, lang_expand_function_end): Remove.
3995 * c-common.h: Remove the corresponding declarations.
3996 * c-opts.c (c_common_handle_option): Remove all write access
3997 to explicit_flag_signed_bitfields.
3999 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4000 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4001 * cgraph.h: Remove the corresponding declaration.
4003 * gcse.c (null_pointer_info): Remove.
4005 2005-01-23 Roger Sayle <roger@eyesopen.com>
4006 Eric Botcazou <ebotcazou@libertysurf.fr>
4008 * combine.c (simplify_logical): Only simplify logical expressions
4009 of the form ior(and(x,y),z) by the inverse distributive law if the
4010 result is cheaper than the original.
4012 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4014 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4015 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4016 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4017 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4018 config/freebsd-spec.h, config/arm/arm.h,
4019 config/h8300/h8300.md, config/i386/i386.md,
4020 config/i386/predicates.md, config/i386/sse.md,
4021 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4022 config/vax/vax.md: Fix comment typos. Follow spelling
4025 2005-01-23 Steven Bosscher <stevenb@suse.de>
4027 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4028 tests, instead of `less than'.
4030 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4032 * function.c (assign_parm_setup_block): When creating a new stack slot
4033 for a parameter, get its alignment from the parameter's DECL_ALIGN
4034 rather than the type's TYPE_ALIGN. Make sure that the parameter
4035 is at least word aligned.
4037 2005-01-22 Roger Sayle <roger@eyesopen.com>
4040 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4042 2005-01-22 Richard Henderson <rth@redhat.com>
4045 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4046 in both compare operands.
4047 (movdfcc_1_sse_max): Likewise.
4048 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4049 (movdfcc_1_sse): Likewise.
4050 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4051 scratch register as needed.
4053 2005-01-22 Richard Henderson <rth@redhat.com>
4055 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4057 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4059 2005-01-22 Richard Henderson <rth@redhat.com>
4061 * genopinit.c (optabs): Use smin/smax for floating point too.
4062 * doc/md.texi: Update to match. Clarify that floating point
4063 results are undefined for +0/-0 and NaN.
4064 * doc/rtl.texi: Likewise.
4065 * rtl.def (SMIN, SMAX): Likewise
4066 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4068 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4069 leading 's' to the name.
4070 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4071 smaxxf3, sminxf3): Likewise.
4072 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4075 2005-01-22 Paul Brook <paul@codesourcery.com>
4077 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4079 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4081 * config/s390/s390.c (struct processor_costs): New fields
4082 dlgr, dlr, dr, dsgfr, dsgr.
4083 (z900_cost, z990_cost): Values for new fields.
4084 (s390_rtx_costs): New cases MEM und COMPARE in switch
4085 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4086 DIV, MOD, UDIV, UMOD.
4088 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4090 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4091 into the register being decremented.
4092 ("doloop_si31", "doloop_di"): Likewise.
4093 ("*doloop_si_long"): Adapt pattern.
4095 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4097 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4099 (CLASS_MAX_NREGS): Likewise.
4101 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4103 * doc/tree-ssa.texi (Statement Operands): Add example for new
4104 must-def macro. Note deprecation of old operands interface.
4106 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4108 PR tree-optimization/19484
4109 * tree-cfg.c (remove_fallthru_edge): New function.
4110 (cleanup_control_flow): Remove fallthru edges from calls that are
4111 now known not to return.
4113 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4115 Fix PR tree-optimization/19038
4116 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4117 copies with loop variant ones.
4119 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4121 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4122 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4123 config/alpha/alpha.md, config/alpha/predicates.md,
4124 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4125 config/sparc/sol2.h: Update copyright.
4127 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4128 first label to see if it is a nonlocal label.
4130 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4131 Andrew Pinski <pinskia@physics.uc.edu>
4134 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4135 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4137 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4139 * config/rs6000/rtems.h: Update copyright.
4141 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4144 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4145 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4146 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4148 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4151 * c-typeck.c (convert_arguments): Check for error_mark_node.
4153 2005-01-21 Ian Lance Taylor <ian@airs.com>
4155 PR tree-optimization/13000
4156 * tree-inline.c: Include "tree-flow.h".
4157 (expand_call_inline): If warn_return_type, warn if non-void inline
4158 function falls through.
4159 * tree-cfg.c (execute_warn_function_return): Don't warn about
4160 control reaching end if TREE_NO_WARNING is set. Set
4162 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4164 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4165 branch if we don't need one.
4166 * c-typeck.c: Include "tree-flow.h"
4167 (c_finish_bc_stmt): Don't add a goto if the current statement
4168 list doesn't fall through to the current point.
4170 2005-01-21 Roger Sayle <roger@eyesopen.com>
4172 PR rtl-optimization/576
4173 * real.c (real_arithmetic): Change return type from void to bool
4174 to return an indication that the result may be inexact.
4175 * real.h (real_arithmeric): Update prototype.
4176 * fold-const.c (const_binop): Don't constant fold floating
4177 point expressions when the user specifies -frounding-math and
4178 the result may depend upon the run-time rounding mode.
4179 (fold_convert_const_real_from_real): Clean-up.
4180 (fold_initializer): Ignore flag_rounding_math for initializers.
4181 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4182 constant fold FP operations with flag_rounding_math if the
4183 result may depend upon the run-time rounding mode.
4185 2005-01-21 Tom Tromey <tromey@redhat.com>
4187 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4189 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4191 * tree-cfg.c: Fix comment typos.
4193 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4195 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4196 around the call to rest_of_handle_branch_target_load_optimize.
4198 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4200 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4201 (sparc64-*-openbsd*): Likewise.
4202 (sparclite-*-elf*): Include tm-dwarf2.h.
4203 (sparc86x-*-elf*): Likewise.
4204 (sparc64-*-elf*): Likewise.
4205 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4206 (DBX_DEBUGGING_INFO): Likewise.
4207 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4208 (PREFERRED_DEBUGGING_TYPE): Likewise.
4209 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4210 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4211 (PREFERRED_DEBUGGING_TYPE): Likewise.
4212 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4213 (PREFERRED_DEBUGGING_TYPE): Likewise.
4214 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4216 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4219 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4221 2005-01-20 Paul Brook <paul@codesourcery.com>
4223 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4225 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4227 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4228 label is first in a sequence of labels.
4230 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4232 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4233 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4235 * doc/sourcebuild.texi (Test Directives): New.
4237 2005-01-20 Roger Sayle <roger@eyesopen.com>
4239 * real.c (real_floor): Don't leave the result uninitialized when
4240 mode is VOIDMode, but return the unrounded intermediate value.
4241 (real_ceil): Likewise.
4243 2005-01-20 Paul Brook <paul@codesourcery.com>
4245 * config/arm/arm.md (insv): Use gen_int_mode.
4247 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4249 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4250 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4251 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4252 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4253 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4255 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4258 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4259 fbreg, so we have to assume we can't.
4260 (loc_descriptor_from_tree_1): Ditto.
4261 (containing_function_has_frame_base): New function.
4262 (add_location_or_const_value_attribute): Use it.
4263 Also try to generate a frame_base from a single element location
4266 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4268 PR tree-optimization/15349
4269 * timevar.def (TV_TREE_MERGE_PHI): New.
4270 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4272 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4273 calls to tree_forwarder_block_p.
4274 (remove_forwarder_block_with_phi, merge_phi_nodes,
4275 gate_merge_phi, pass_merge_phi): New.
4276 * tree-optimize.c (init_tree_optimization_passes): Add
4278 * tree-pass.h: Add an extern for pass_merge_phi;
4280 2005-01-20 Richard Henderson <rth@redhat.com>
4283 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4284 (_mm_castps_pd, _mm_castps_si128): New.
4285 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4287 2005-01-20 Richard Henderson <rth@redhat.com>
4290 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4291 __builtin_ia32_vec_init_v2si.
4292 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4293 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4294 (ix86_init_mmx_sse_builtins): Create it.
4295 (ix86_expand_builtin): Expand it.
4296 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4297 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4298 (vec_extractv2si_0, vec_extractv2si_1): New.
4300 2005-01-20 Richard Henderson <rth@redhat.com>
4303 * config/i386/i386.c (ix86_expand_push): New.
4304 * config/i386/mmx.md (push<MMXMODE>1): New.
4305 * config/i386/sse.md (push<SSEMODE>1): New.
4306 * config/i386/i386-protos.h: Update.
4308 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4310 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4313 2005-01-20 Richard Henderson <rth@redhat.com>
4315 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4316 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4318 2005-01-19 Richard Henderson <rth@redhat.com>
4321 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4322 to V4SFmode in SSE1 fallback load path.
4324 2005-01-19 Richard Henderson <rth@redhat.com>
4326 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4327 in QImode expansion to ix86_expand_vector_set.
4328 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4330 2005-01-19 Richard Henderson <rth@redhat.com>
4333 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4334 subclass of the input class.
4335 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4336 Always true for cross-SSE1 classes. Rationalize conditionals.
4337 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4338 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4339 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4340 (movdi_2): Add MMX/SSE zeros.
4341 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4342 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4343 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4344 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4345 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4346 (zero_extendsidi2_rex64_1): Remove.
4347 (MOV0 peephole): Check GENERAL_REG_P.
4349 2005-01-19 Richard Henderson <rth@redhat.com>
4352 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4354 (ix86_expand_vector_extract): Likewise.
4356 2005-01-19 Richard Henderson <rth@redhat.com>
4359 * expr.c (emit_move_change_mode): New argument force; use
4360 simplify_gen_subreg if true.
4361 (emit_move_via_alt_mode): Merge into ...
4362 (emit_move_via_integer): ... here.
4363 (emit_move_ccmode): Use emit_move_change_mode directly.
4365 2005-01-19 Richard Henderson <rth@redhat.com>
4368 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4369 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4370 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4372 (alpha_emit_set_const): Likewise. Make static.
4373 (alpha_emit_set_long_const): Make static.
4374 (alpha_extract_integer): Split out from alpha_expand_mov.
4375 (alpha_split_const_mov): Likewise.
4376 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4377 (alpha_legitimate_constant_p): New.
4378 * config/alpha/alpha-protos.h: Update.
4379 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4380 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4381 * config/alpha/alpha.md (movsi): Add n alternative.
4382 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4383 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4384 (splitters for all of the above): Use alpha_split_const_mov.
4385 * config/alpha/predicates.md (non_add_const_operand): New.
4386 (non_zero_const_operand): New.
4387 (input_operand): Use alpha_legitimate_constant_p after reload.
4389 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4391 PR tree-optimization/19038
4392 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4393 (add_candidate): Add ivs with increment in latch only if
4394 allow_ip_end_pos_p is true.
4395 (determine_iv_cost): Use empty_block_p.
4397 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4399 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4400 (compute_dominance_frontiers): Ditto.
4402 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4405 * config/sh/t-rtems: New.
4406 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4408 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4410 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4411 the offset of the selected field.
4413 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4415 * tree-cfg.c (remove_forwarder_block): Fix the check to
4416 prevent a nonlocal label from appearing in the middle of a
4419 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4421 PR rtl-optimization/19462
4422 * reorg.c (find_end_label): Create return insn only if
4423 current_function_epilogue_delay_list is empty.
4425 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4427 * doc/passes.texi: Remove paragraph mentioning new-ra.
4429 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4431 PR rtl-optimization/15139
4432 * combine.c: Include params.h.
4433 (count_rtxs): New function.
4434 (record_value_for_reg): If replace_rtx would replace at least
4435 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4436 (clobber (const_int 0)) instead of TEM.
4437 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4438 * params.h (MAX_LAST_VALUE_RTL): New.
4439 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4440 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4443 * c-typeck.c (digest_init): Only call build_vector if all constructor
4444 elements are *_CST nodes.
4445 * gimplify.c (gimplify_init_constructor): Likewise.
4448 * c-typeck.c (digest_init): Only call build_vector if inside_init
4451 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4453 * toplev.c (init_asm_output): Remove dead #ifdef.
4455 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4459 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4461 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4462 accessing DECL_FUNCTION_CODE.
4463 * dojump.c (do_jump): Likewise.
4464 * gimplify.c (gimplify_call_expr): Likewise.
4465 * predict.c (expr_expected_value): Likewise.
4466 (strip_builtin_expect): Likewise.
4467 * tree-inline.c (estimate_num_insns_1): Likewise.
4468 * tree-ssa-loop-im.c (stmt_cost): Likewise
4469 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4470 (tree_expr_nonnegative_p): Likewise.
4472 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4474 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4475 variant of the load_pcrel_sym pattern.
4476 * config/sparc/sparc.md (P macro): Move to the top.
4477 (load_pcrel_sym): Macroize using P.
4478 (save_register_window): Likewise.
4480 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4482 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4485 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4488 * c-typeck.c (build_asm_expr): Strip nops off
4489 input memory operands.
4491 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4493 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4494 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4495 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4496 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4498 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4501 * config/i386/i386.c (override_options): If the 80387 is disabled,
4502 then do not return FP values using FP registers.
4504 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4506 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4507 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4508 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4509 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4510 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4511 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4512 output.h, postreload-gcse.c, postreload.c, recog.c,
4513 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4514 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4515 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4516 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4517 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4518 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4519 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4520 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4522 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4523 config/alpha/alpha.c, config/arm/vfp.md,
4524 config/i386/emmintrin.h, config/i386/i386-modes.def,
4525 config/i386/i386-protos.h, config/i386/i386.h,
4526 config/i386/pmmintrin.h, config/i386/ppro.md,
4527 config/i386/predicates.md, config/i386/xmmintrin.h,
4528 config/i860/i860.c, config/ia64/ia64-modes.def,
4529 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4530 config/ia64/ia64.md, config/ia64/itanium1.md,
4531 config/ia64/itanium2.md, config/ia64/predicates.md,
4532 config/iq2000/iq2000.h, config/mips/linux64.h,
4533 config/rs6000/aix41.h, config/rs6000/aix43.h,
4534 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4535 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4536 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4537 config/sparc/linux64.h, config/sparc/litecoff.h,
4538 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4539 config/sparc/sparc.h, config/sparc/sparc.md,
4540 config/sparc/sysv4-only.h: Update copyright.
4542 2005-01-18 Richard Henderson <rth@redhat.com>
4545 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4547 2005-01-18 Marc Espie <espie@openbsd.org>
4548 * config/i386/openbsdelf.h: Typo.
4550 2005-01-18 Richard Henderson <rth@redhat.com>
4552 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4553 special case for sse.
4554 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4556 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4558 * tree-inline.c (estimate_num_insns_1): Added cases for
4559 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4561 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4563 PR rtl-optimization/19296
4564 * combine.c (simplify_comparison): Rewrite the condition under
4565 which a non-paradoxical SUBREG of a PLUS can be lifted when
4566 compared against a constant.
4568 2005-01-18 Andi Kleen <ak@muc.de>
4570 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4571 * c.opt (-Wpointer-sign): Add.
4572 * doc/invoke.texi: (-Wpointer-sign): Add.
4574 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4576 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4577 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4578 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4579 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4580 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4581 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4582 for TARGET_MIX_SSE_I387.
4583 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4584 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4585 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4586 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4587 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4588 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4589 TARGET_MIX_SSE_I387.
4590 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4593 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4596 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4597 Add movaps alternative for xmm reg->reg move.
4599 2005-01-17 Jeff Law <law@redhat.com>
4601 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4602 at the end of the main DOM loop rather than just before DOM exits.
4604 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4606 PR tree-optimization/19121
4607 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4608 adding aliases to a name tag, also add them to the pointer's
4610 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4611 sensitive alias info at all. Only check that the two pointers
4612 have compatible pointed-to sets.
4613 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4614 a pointer's type tag is a superset of the alias set of the
4617 2005-01-17 James E Wilson <wilson@specifixinc.com>
4620 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4621 comment to document why.
4623 2005-01-17 Richard Henderson <rth@redhat.com>
4625 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4626 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4627 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4628 sse2_vmsminv2df3_finite): New.
4629 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4630 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4631 Force op1 into register.
4633 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4635 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4636 bubblestrap from always rebuilding build directory.
4638 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4640 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4641 ("*cmpmem_short"): Likewise.
4643 2005-01-17 Steven Bosscher <stevenb@suse.de>
4645 * basic-block.h: Document BB_* flags.
4646 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4647 use an sbitmap instead.
4648 * sched-rgn.c (compute_trg_info): Likewise.
4650 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4652 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4653 redundant target_cpu_default and extra_parts lines. Use the default
4655 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4656 (SUBTARGET_EXTRA_SPECS): Delete.
4657 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4658 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4659 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4660 and "n32" for -mabi=n32.
4662 2005-01-17 Ian Lance Taylor <ian@airs.com>
4665 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4666 fold constant variables into initial values.
4668 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4670 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4672 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4673 through the statements backward.
4675 2005-01-17 Ian Lance Taylor <ian@airs.com>
4677 PR middle-end/13127:
4678 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4679 a variable set to the return value of the inlined function.
4681 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4683 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4684 when modes are tieable.
4686 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4688 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4689 of pthread_create to find out if threads are enabled.
4690 * gthr-posix95.h (__gthread_active_p): Likewise.
4692 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4694 * common.opt (-fnew-ra): Remove.
4696 * toplev.h (flag_new_regalloc): Remove.
4697 * Makefile.in (ra*.*): Don't mention.
4698 * passes.c (rest_of_handle_new_regalloc): Remove.
4699 (rest_of_handle_combine, rest_of_compilation): Always consider
4700 flag_new_regalloc as false.
4701 * doc/invoke.texi: Don't document -fnew-ra.
4703 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4705 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4706 last parameter to reg_scan.
4707 * loop.c (loop_optimize): Likewise.
4708 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4709 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4710 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4711 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4712 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4713 * regclass.c (reg_scan): Likewise, for the declaration.
4714 * rtl.h (reg_scan): Likewise, for the prototype.
4716 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4718 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4719 mark_dfs_back_edges.
4721 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4723 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4724 (compute_avail): Uses don't go in tmp_gen.
4726 2005-01-16 Steven Bosscher <stevenb@suse.de>
4728 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4729 loop to look for a free slot in a page entry.
4731 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4734 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4735 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4736 just before targetm.asm_out.file_end.
4737 * tree.h (process_pending_assemble_output_defs): Declare.
4738 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4740 (assemble_alias): Defer generation of assembly code for defines when
4741 TARGET_DEFERRED_OUTPUT_DEFS is true.
4742 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4743 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4744 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4746 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4749 * pa.c (pa_scalar_mode_supported_p): New function.
4750 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4751 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4753 * pa-protos.h (prefetch_operand): Delete.
4754 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4755 * pa.c (prefetch_operand): Delete.
4756 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4757 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4758 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4759 and prefetch_nocc_operand.
4760 * pa.md (prefetch): Rework to avoid reload problems handling short
4761 displacements when a cache control completer needs to be provided.
4762 (prefetch_32, prefetch_64): Delete.
4763 (prefetch_cc, prefetch_nocc): New patterns.
4765 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4767 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4769 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4772 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4773 exceeds maximum alignment for global common data.
4774 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4775 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4777 2004-01-15 Roger Sayle <roger@eyesopen.com>
4779 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4781 2004-01-15 Roger Sayle <roger@eyesopen.com>
4783 * harg-reg-set.h (reg_class_names): Prototype global array.
4784 * regclass.c (reg_class_names): Declare here and initialize to
4786 (dump_regclass): Remove local declaration of reg_class_names.
4787 (regclass): Likewise.
4788 * cfg.c (dump_flow_info): Likewise.
4789 * ra-debug.c (reg_class_names): Likewise.
4790 * regrename.c (reg_class_names): Likewise.
4791 * reload.c (reg_class_names): Likewise.
4792 * reload1.c (spill_failure): Likewise.
4793 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4795 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4797 * config/s390/s390.md ("reload_outti"): Remove predicate for
4798 output operand. Abort if operand is not a MEM.
4799 ("reload_outdi", "reload_outdf"): Likewise.
4801 2005-01-15 Marc Espie <espie@openbsd.org>
4803 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4804 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4805 * config/openbsd.h: Fix C++ includes for native configurations.
4806 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4807 Add trampoline support.
4808 * config/i386/openbsdelf.h: New.
4810 2005-01-15 Marc Espie <espie@openbsd.org>
4812 * collect2.c (main): Explicitly parse -dynamic-linker option.
4814 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4816 PR tree-optimization/19060
4817 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4818 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4819 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4820 and handle extract_range_from_cond returning false.
4821 * fold-const.c (fold): Optimize comparisons with min/max even for
4822 width > HOST_BITS_PER_WIDE_INT.
4824 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4826 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4827 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4828 Remove little endian multilib variants.
4829 Add mips32 multilib variant.
4831 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4833 * explow.c (copy_all_reg, stabilize): Remove.
4834 * expr.h: Remove the corresponding prototypes.
4836 * rtlanal.c (regs_set_between_p): Remove.
4837 * rtl.h: Remove the corresponding prototype.
4839 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4841 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4842 to rs6000_nonimmediate_operand.
4843 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4844 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4845 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4846 rs6000_nonimmediate_operand.
4847 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4848 rs6000_nonimmediate_operand.
4850 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4852 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4854 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4856 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4858 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4859 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4861 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4862 (rs6k_nonimmediate_operand): New.
4863 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4865 (legitimate_lo_sum_address_p): Same.
4866 (rs6000_legitimize_address): Same.
4867 (rs6000_legitimize_reload_address): Same.
4868 (rs6000_legitimate_address): Same.
4869 (spe_build_register_parallel): Pass DF and DC modes in a DI
4872 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4873 to rs6k_nonimmediate_operand.
4875 * config/rs6000/spe.md ("*frob_df_di"): New.
4876 ("*frob_di_df"): New.
4877 ("*frob_di_df_2"): New.
4878 ("*mov_sidf_e500_subreg0"): New.
4879 ("*mov_sidf_e500_subreg4"): New.
4880 ("*movdf_e500_double"): Change predicate to
4881 rs6k_nonimmediate_operand.
4883 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4885 * postreload.c (move2add_note_store): Only call
4886 trunc_int_for_mode on scalar integers.
4888 2005-01-14 Steven Bosscher <stevenb@suse.de>
4890 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4891 replace BB_VISITED uses.
4892 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4893 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4894 (tree_dce_done): Free visited_control_parents.
4895 (perform_tree_ssa_dce): Allocate and clear it.
4896 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4897 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4898 instead of BB_VISITED.
4900 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4902 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4903 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4904 Remove unused prototypes.
4906 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4908 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4909 64-bit register usage.
4910 (spe_func_has_64bit_regs_p): Add FIXME note.
4912 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4914 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4915 flag_finite_math_only with flag_unsafe_math_optimizations.
4917 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4919 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4921 (__tpf_eh_return): Copy TPF private stack area from the module
4922 boundary stack frame. Add check for when module addresses are
4923 equal, but no stub address is found.
4925 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4928 * arm.h (struct machine_function): Add call_via field.
4929 (thumb_call_via_label): Declare.
4930 * arm.c (thumb_call_via_label): New variable.
4931 (thumb_call_reg_needed): New variable.
4932 (arm_output_function_epilogue): For Thumb code, output any per-function
4933 call-indirect trampolines.
4934 (thumb_call_via_reg): New function.
4935 (arm_file_end): New function.
4936 (TARGET_ASM_FILE_END): Call arm_file_end.
4937 (aof_file_end): Likewise.
4938 * arm-protos.h (thumb_call_via_reg): Declare.
4939 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4940 thumb_call_via_reg in normal case.
4942 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4945 PR rtl-optimization/19348
4946 * recog.c (peephole2_optimize): Do global life update if some peephole
4947 decides it doesn't need at least one of its inputs and that change
4948 influences liveness at the start of the basic block.
4950 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4951 arguments instead of 1.
4953 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4956 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4957 zero for nested functions needing a static chain or functions
4958 with a non-constant address.
4960 2005-01-13 Roger Sayle <roger@eyesopen.com>
4962 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4963 (and (sign_extend X) C) into (zero_extend (and X C)).
4965 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4967 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4969 2005-01-13 Richard Henderson <rth@redhat.com>
4974 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4975 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4976 not just TARGET_SSE.
4977 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4978 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4979 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4980 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4981 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4982 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4983 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4984 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4985 (movdicc_c_rex64): Rename with '*'.
4986 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4987 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4988 (movsfcc_1_387): Rename from movsfcc_1.
4989 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4990 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4991 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4992 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4993 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4994 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4995 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4996 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4997 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4998 sse_movdfcc_const0_4): Remove.
4999 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5000 recognize min/max early. Update for changed sse cmove patterns.
5001 (ix86_split_sse_movcc): New.
5002 * config/i386/i386-protos.h: Update.
5004 2005-01-13 Steven Bosscher <stevenb@suse.de>
5006 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5007 (fix_stmt_v_may_defs): Likewise.
5009 2005-01-13 Richard Henderson <rth@redhat.com>
5011 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5012 for converting the mask.
5014 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5016 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5019 2005-01-13 Richard Henderson <rth@redhat.com>
5021 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5022 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5023 IX86_BUILTIN_MOVDQ2Q): Remove.
5024 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5025 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5026 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5028 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5029 (sse2_pextrw): Fix immediate constraint.
5030 (sse2_loadq, sse2_loadq_rex64): Remove.
5031 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5032 Use __builtin_ia32_vec_ext_<size>.
5033 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5035 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5037 * function.c (assign_parm_setup_block): Look inside original
5038 entry_parm when inspecting PARALLEL.
5040 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5041 Joel Sherrill <joel@oarcorp.com>
5044 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5045 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5046 rtems_gxx_recursive_mutex_init.
5047 (__gthread_recursive_mutex_lock): New function.
5048 (__gthread_recursive_mutex_trylock): Likewise.
5049 (__gthread_recursive_mutex_unlock): Likewise.
5051 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5053 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5055 2005-01-13 Jan Beulich <jbeulich@novell.com>
5057 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5058 (ashrti3_internal): Indicate output is early clobber. Generate result
5059 into output rather than first input. Use move for low word of output
5060 if shift count is exactly 64.
5061 (lshrti3_internal): Likewise.
5063 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5067 * reload1.c (delete_output_reload): Don't delete an output reload
5068 if the pseudo lives longer than a single basic block. Adjust and
5069 improve wording of comment.
5071 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5074 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5075 of TYPE_SIZE where we mean the number of bytes.
5077 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5079 * function.c (assign_parm_setup_block): Relax condition on
5080 multi-register optimization.
5082 2005-01-12 Nick Clifton <nickc@redhat.com>
5084 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5085 an "in_delay_slot" attribute of "no" to prevent them being used in
5086 delay slots. This is forbidden because they might generate
5089 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5092 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5095 2005-01-12 Nick Clifton <nickc@redhat.com>
5097 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5098 passed on to GAS) but do not define, as GAS no longer supports or
5099 needs the -m2000 option.
5101 2005-01-11 Roger Sayle <roger@eyesopen.com>
5103 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5104 type as args of unprototyped builtins aren't automatically promoted.
5105 (fold_builtin_abs): Likewise.
5107 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * Makefile.in: Set a `build-warn' variable.
5111 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5113 PR tree-optimization/17949
5114 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5115 (find_interesting_uses_address): Use it.
5117 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5119 * regrename.c (kill_value): Handle subreg's that won't simplify.
5121 2005-01-11 Richard Henderson <rth@redhat.com>
5124 * config/i386/i386.h (enum ix86_builtins): Move ...
5125 * config/i386/i386.c: ... here.
5126 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5127 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5128 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5129 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5130 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5131 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5132 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5133 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5134 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5135 IX86_BUILTIN_LOADDDUP): Remove.
5136 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5137 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5138 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5139 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5140 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5141 (ix86_init_builtins): Make static.
5142 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5143 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5144 if all the modes match. Otherwise, fake it.
5145 (get_element_number, ix86_expand_vec_init_builtin,
5146 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5147 (ix86_expand_builtin): Make static. Update for changed builtins.
5148 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5149 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5150 (ix86_expand_vector_init_duplicate): New.
5151 (ix86_expand_vector_init_low_nonzero): New.
5152 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5153 Split out from ix86_expand_vector_init; handle integer modes.
5154 (ix86_expand_vector_init): Use them.
5155 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5156 * config/i386/i386-protos.h: Update.
5157 * config/i386/predicates.md (reg_or_0_operand): New.
5158 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5159 (movv2sf_internal): Likewise. And a splitter to match them all.
5160 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5161 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5162 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5163 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5164 (mmx_pinsrw): Fix operand ordering.
5165 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5166 rather than sse_loadss expander.
5167 (movv2df splitter): Similarly.
5168 (sse_loadss, sse_loadlss): Remove.
5169 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5170 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5171 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5172 (sse3_movddup): Rename with '*'.
5173 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5174 (sse2_loadsd): Remove.
5175 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5176 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5177 (sse2_pinsrw): Fix argument ordering.
5178 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5179 (sse2_stored): Remove 'r' destination.
5180 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5181 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5182 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5183 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5184 vec_extractv16qi, vec_initv16qi): New.
5186 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5187 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5188 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5190 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5191 (_mm_load_si128, _mm_store_si128): Likewise.
5192 (_mm_load1_pd): Use _mm_set1_pd.
5193 (_mm_load_sd): Use _mm_set_sd.
5194 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5195 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5196 (_mm_set_epi64): Use _mm_set_epi64x.
5197 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5198 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5199 _mm_setr_epi8): Use _mm_set_foo form.
5200 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5201 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5202 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5203 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5204 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5205 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5206 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5207 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5208 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5209 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5210 (_mm_movedup_pd): Use _mm_shuffle_pd.
5211 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5212 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5213 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5214 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5216 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5217 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5218 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5219 (_mm_store_ps): Use raw dereference.
5220 (_mm_store1_ps): Use _mm_storeu_ps.
5221 (_mm_storer_ps): Use _mm_store_ps.
5222 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5223 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5225 2005-01-11 Stan Shebs <shebs@apple.com>
5227 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5228 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5230 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5233 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5234 Skip all DECLs except for FIELD_DECLs.
5236 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5238 * config/s390/s390.c (override_options): Return error if
5239 -mbackchain, -mpacked-stack and -mhard-float are used together.
5240 (s390_va_start): Remove the backchain && packed-stack special case.
5241 (s390_gimplify_va_arg): Likewise.
5242 * doc/invoke.texi: Remove the ABI incompatibility note.
5244 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5246 * config/s390/s390.c (struct s390_frame_layout): Remove
5248 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5249 save_backchain_p with TARGET_BACKCHAIN.
5251 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5254 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5255 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5256 * function.c (locate_and_pad_parm): Set new field.
5257 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5258 Tweak where_pad test to include "none". Always set mem align for
5260 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5261 not sufficient for type.
5262 (assign_parm_setup_block): If stack_parm is zero on entry, always
5263 make a new stack local. Block move old stack parm if necessary
5264 to new aligned stack local.
5265 (assign_parm_setup_stack): Use a block move to handle
5266 potentially misaligned entry_parm.
5267 (assign_parms_unsplit_complex): Specify required alignment when
5268 creating stack local.
5269 * calls.c (compute_argument_addresses): Override alignment of stack
5270 arg calculated from its type with the alignment given by
5271 FUNCTION_ARG_BOUNDARY.
5272 (store_one_arg): Likewise.
5274 2005-01-11 Jan Beulich <jbeulich@novell.com>
5276 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5277 Change respective itanium_class attribute to ialu.
5278 (shladdp4_internal): New.
5279 * config/ia64/predicates.md (shladd_log2_operand): New.
5281 2005-01-11 Richard Henderson <rth@redhat.com>
5283 * expr.c (store_constructor): Use rtvec_alloc instead of
5284 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5286 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5288 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5290 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5292 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5293 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5294 (TARGET_RWRELOC): Define.
5295 (ia64_rwreloc_section_type_flags): Delete.
5296 (ia64_section_type_flags): New function.
5297 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5298 (TARGET_RWRELOC): Define.
5300 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5303 * config/ia64/ia64.c (process_set): For alloc insn, only call
5304 process_epilogue is !frame_pointer_needed.
5306 2005-01-10 Roger Sayle <roger@eyesopen.com>
5309 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5310 unary operator and can't be treated as a binary/comparison operator.
5312 2005-01-10 Richard Henderson <rth@redhat.com>
5314 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5315 (ix86_return_in_memory): Likewise.
5316 (function_arg_advance): Likewise. Mirror structure in function_arg
5317 for choosing register to advance.
5319 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5321 * tree-vectorizer.c, tree.def: Fix comment typos.
5323 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5325 * config/s390/s390.c (struct processor_costs): 4 new fields:
5326 ddbr, ddr, debr, der.
5327 (s390_rtx_costs): More precise handling of divide instructions.
5329 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5331 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5333 2005-01-10 Jan Beulich <jbeulich@novell.com>
5335 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5336 names resulting from -ffunction-sections/-fdata-sections and linkonce
5338 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5339 based on the section name. Rearrange the section name comparison logic
5340 slightly so that each section name is compared against at most once.
5342 2005-01-10 Ben Elliston <bje@au.ibm.com>
5344 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5345 targets for which -fPIC reduces limitations on the GOT size.
5347 2005-01-09 Falk Hueffner <falk@debian.org>
5349 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5352 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5355 * collect2.c (main): Set aixrtl_flag for -brtl option.
5356 (resolve_lib_name): Search for .so file extension before .a
5359 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5361 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5362 (vect_analyze_data_refs_alignment): Add dump prints.
5364 2005-01-09 Ira Rosen <irar@il.ibm.com>
5366 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5367 expr_invariant_in_loop_p.
5368 Initialize outputs first thing in the function.
5369 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5370 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5371 (vect_analyze_pointer_ref_access): Check that the initial condition of
5372 the access function is loop invariant.
5374 2005-01-09 Richard Henderson <rth@redhat.com>
5376 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5377 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5378 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5379 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5380 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5381 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5382 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5383 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5384 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5385 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5386 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5387 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5388 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5389 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5390 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5391 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5392 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5393 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5394 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5395 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5396 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5397 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5398 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5400 (mmx_clrdi, pavgusb): Remove.
5401 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5402 with leading sse_ prefix.
5403 * config/i386/sse.md: Receive them.
5404 * config/i386/mmx.md: New file.
5405 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5406 (subrv2sf3): Turn into expander for normal subtraction.
5407 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5408 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5409 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5410 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5411 commutative; use ix86_binary_operator_ok.
5412 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5413 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5414 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5415 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5416 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5417 Macroize from existing patterns; use ix86_binary_operator_ok.
5418 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5419 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5420 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5421 with vec_select+vec_concat.
5422 (mmx_pshufw, mmx_pshufw_1): Likewise.
5423 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5424 (mmx_uavgv4hi3): Model correctly.
5425 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5426 _mm_xor_si64): Remove casts.
5428 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5430 PR tree-optimization/19224
5431 * tree-scalar-evolution.c (get_instantiated_value,
5432 set_instantiated_value): New functions.
5433 (instantiate_parameters_1): Cache the results.
5434 (instantiate_parameters, resolve_mixers): Initialize and free
5437 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5439 * config/i386/i386.md (addhi_4): Correct reference in comment.
5442 2005-01-08 Richard Henderson <rth@redhat.com>
5444 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5445 (_mm_cvtsi128_si64x): Likewise.
5446 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5447 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5448 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5449 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5450 * config/i386/i386-protos.h: Update.
5451 * config/i386/i386.c (print_operand): Add 'H'.
5452 (ix86_fixup_binary_operands): Split out from ...
5453 (ix86_expand_binary_operator): ... here.
5454 (ix86_fixup_binary_operands_no_copy): New.
5455 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5456 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5457 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5458 (safe_vector_operand): Use CONST0_RTX.
5459 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5460 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5461 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5462 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5464 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5465 (IX86_BUILTIN_CMPNGESS): New.
5466 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5467 (attr type): Add sselog1.
5468 (attr unit, attr memory): Handle it.
5469 (movti, movti_internal, movti_rex64): Move near other integer moves.
5470 (movtf, movtf_internal): Move near other fp moves.
5471 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5472 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5473 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5474 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5475 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5476 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5477 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5478 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5479 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5480 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5481 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5482 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5483 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5484 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5485 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5486 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5487 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5488 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5489 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5490 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5491 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5492 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5493 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5494 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5495 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5496 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5497 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5498 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5499 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5500 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5501 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5502 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5503 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5504 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5505 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5506 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5507 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5508 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5509 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5510 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5511 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5512 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5513 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5514 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5516 (SSEPUSH, push<SSEPUSH>): Remove.
5517 (MMXPUSH, push<MMXPUSH>): Remove.
5518 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5519 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5520 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5521 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5522 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5523 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5524 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5525 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5526 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5527 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5528 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5529 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5530 (ppro_sse_log_V4SF): Handle sselog1.
5531 * config/i386/predicates.md (const_0_to_1_operand): New.
5532 (const_0_to_255_mul_8_operand): New.
5533 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5534 (const_2_to_3_operand, const_4_to_7_operand): New.
5535 * config/i386/sse.md: New file.
5536 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5537 (sse_movups): Rename from sse_movups_1.
5538 (sse_loadlss): Rename from sse_loadss_1.
5539 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5541 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5542 (absv4sf2, negv2df, absv2df): New.
5543 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5544 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5545 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5546 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5547 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5548 (sse3_addsubv4sf3): Model correctly.
5549 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5550 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5551 (sse_movhlps): Model with vec_select+vec_concat.
5552 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5553 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5554 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5555 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5556 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5557 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5558 sse2_pshufhw_1): Likewise.
5559 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5560 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5561 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5562 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5563 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5564 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5565 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5566 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5567 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5568 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5569 sminv8hi3): Mark commutative
5570 operands. Use ix86_binary_operator_ok.
5571 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5572 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5573 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5574 sse2_punpcklqdq): Allow operand2 in memory.
5575 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5576 sse2_movsd): Add memory alternatives.
5577 (sse_storelps): Turn expander into an insn; split after reload.
5578 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5579 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5581 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5583 * configure.ac (DWARF-2 debug_line): Use objdump.
5584 * configure: Regenerate.
5586 2005-01-08 Jeff Law <law@redhat.com>
5587 Diego Novillo <dnovillo@redhat.com>
5589 PR tree-optimization/18241
5590 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5591 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5592 statements with volatile operands.
5593 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5594 operands after marking a statement with has_volatile_ops.
5596 2005-01-08 Roger Sayle <roger@eyesopen.com>
5598 * tree.c (int_fits_type_p): Always honor integer constant
5599 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5601 2005-01-08 Roger Sayle <roger@eyesopen.com>
5603 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5604 the latent bug in rtl_delete_block has been resolved.
5606 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5608 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5609 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5611 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5613 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5614 library as @multilib_dir@/$(SHLIB_SONAME).
5616 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5618 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5619 * configure: Regenerate.
5621 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5623 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5626 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5629 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5630 Convert non-word aligned offset address using ld/std into
5633 2005-01-07 Richard Henderson <rth@redhat.com>
5635 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5637 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5639 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5641 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5643 PR tree-optimization/19283
5644 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5645 is not shorter than the original type.
5647 PR rtl-optimization/19012
5648 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5650 PR rtl-optimization/18861
5651 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5652 (FULL_STATE): Define.
5653 (mark_tablejump_edge): New function.
5654 (purge_dead_tablejump_edges): New function.
5655 (find_bb_boundaries): Use it.
5657 PR tree-optimization/18828
5658 * builtins.c (expand_builtin_next_arg): Remove argument and all
5659 the argument checking.
5660 (expand_builtin): Adjust caller.
5661 (expand_builtin_va_start): Likewise. Remove error for too many
5663 (fold_builtin_next_arg): Issue error for too many arguments.
5664 After checking arguments, replace them with magic arguments that
5665 prevent further checking of the args.
5667 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5669 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5671 2005-01-06 Roger Sayle <roger@eyesopen.com>
5674 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5675 and %{.S:...} (and their negative variants) to test whether the
5676 input file is assembler or pre-processed-assembler independent of
5677 the actual filename extension.
5679 2005-01-06 Roger Sayle <roger@eyesopen.com>
5681 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5682 of sign or zero extended values.
5684 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5686 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5687 for IBM long double format correctly.
5689 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5691 Fix PR tree-optimization/18792
5693 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5694 to first_loop_depth, and use loop depth instead of loop number.
5695 (build_classic_dir_vector): Ditto.
5696 (compute_data_dependences_for_loop): Use depth, not loop number.
5697 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5698 number. Pass in loops, instead of loop numbers.
5699 (gather_interchange_stats): Ditto.
5700 (linear_transform_loops): Ditto.
5702 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5705 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5706 biv_fits_mode_p, extension_within_bounds_p): New functions.
5707 (check_ext_dependent_givs): Use them.
5709 2005-01-06 Roger Sayle <roger@eyesopen.com>
5711 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5712 more than one barrier, in which case we should delete them all.
5714 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5716 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5718 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5720 Fix PR middle-end/19286
5722 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5723 output this subprogram, simply ignore this attempt to do it again.
5724 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5725 origin attribute if it's not possible.
5726 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5727 (decls_for_scope): Ditto.
5728 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5729 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5731 2005-01-05 Richard Henderson <rth@redhat.com>
5734 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5735 (bdesc_2arg): Use it.
5736 (ix86_expand_binop_builtin): Force operands into registers
5738 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5739 ix86_expand_sse_compare, ix86_expand_sse_comi,
5740 ix86_expand_builtin): Likewise.
5742 2005-01-05 Richard Henderson <rth@redhat.com>
5744 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5746 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5747 (mulv4hi3): Set itanium_class mmmul.
5748 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5749 (fpack): Rename from fpack_sfsf.
5751 2005-01-05 Richard Henderson <rth@redhat.com>
5754 * reload1.c (do_input_reload): Restrict the optimization deleteing
5755 a previous output reload to RELOAD_FOR_INPUT.
5757 2005-01-05 Steven Bosscher <stevenb@suse.de>
5759 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5760 comment that we fall through after case.
5761 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5762 (distribute_links): Likewise.
5763 * cse.c (cse_insn): Likewise.
5764 * cselib.c (cselib_invalidate_mem): Likewise.
5765 * df.c: Update comments at the top of the file.
5766 (read_modify_subreg_p): Update comments here too.
5767 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5768 * flow.c (mark_set_1): Likewise.
5769 (mark_used_regs): Likewise.
5770 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5771 (canon_list_insert): Likewise.
5772 (mark_set): Likewise.
5773 (try_replace_reg): Likewise.
5774 (store_killed_in_insn): Likewise.
5775 * loop.c (count_one_set): Likewise.
5776 (basic_induction_var): Likewise.
5777 * postreload-gcse.c (find_mem_conflicts): Likewise.
5778 * postreload.c (reload_combine_note_store): Likewise.
5779 (move2add_note_store): Likewise.
5780 * reload.c (find_equiv_reg): Likewise.
5781 (mark_referenced_resources): Likewise.
5782 * rtlanal.c (set_noop_p): Likewise.
5783 (note_stores): Likewise.
5784 (note_uses): Likewise.
5785 * sched-deps.c (sched_analyze_1): Likewise.
5786 * sched-rgn.c (check_live_1): Likewise.
5787 (update_live_1): Likewise.
5788 * config/i860/i860.c: Likewise.
5790 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5792 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5794 * doc/rtl.texi: Update documentation for bit-fields and SET.
5796 2005-01-05 Roger Sayle <roger@eyesopen.com>
5798 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5800 2005-01-05 Jan Hubicka <jh@suse.cz>
5801 Richard Henderson <rth@redhat.com>
5804 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5807 2005-01-05 Richard Henderson <rth@redhat.com>
5810 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5811 (sse_shufps): Change operand 3 to const_int_operand.
5812 (sse2_storelps): Fix typo in template.
5813 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5814 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5815 (ix86_expand_builtin): Likewise.
5817 2005-01-05 Julian Brown <julian@codesourcery.com>
5819 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5820 as aggregates for AAPCS ABIs.
5822 2005-01-05 Stan Shebs <shebs@apple.com>
5824 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5825 Mach-O getters if ppc64.
5826 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5828 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5829 signed four-byte field for global code case.
5830 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5832 2005-01-05 Roger Sayle <roger@eyesopen.com>
5835 * c-common.c: Include real.h.
5836 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5837 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5838 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5839 * Makefile.in (c-common.o): Update dependencies.
5841 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5843 * c-parse.in (asm_string): Add trailing semicolon.
5845 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5847 * c-parse.in (asm_string): New. Don't allow wide strings in
5849 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5850 asm_string instead of STRING.
5852 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5854 * c-typeck.c (constructor_no_implicit): Remove.
5855 (set_designator, process_init_element): Don't check
5856 constructor_no_implicit.
5858 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5859 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * lcm.c (create_pre_exit): New.
5863 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5864 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5866 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5868 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5869 -msoft-float in target_float_switch.
5870 * arm.c (arm_override_options): Fix processing of target_float_switch.
5872 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5874 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5877 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5879 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5880 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5882 2005-01-04 Roger Sayle <roger@eyesopen.com>
5884 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5885 if deleting the then-block allows the test-block to fallthru to the
5888 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5891 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5892 after the full declaration if the are in two different TUs.
5894 2005-01-04 Richard Henderson <rth@redhat.com>
5897 * tree-sra.c (generate_one_element_init): Just
5898 call gimplify_and_add.
5899 (generate_element_init): Record the
5900 new referenced variables and mark them for renaming
5901 and split out to ...
5902 (generate_element_init_1): This.
5903 (scalarize_init): Don't call push_gimplify_context/
5904 pop_gimplify_context.
5906 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5908 * toplev.c (get_src_pwd): Handle failure of getpwd().
5910 2005-01-04 Roger Sayle <roger@eyesopen.com>
5912 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5914 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5915 all the cases handled by it are inverted by invert_truthvalue.
5917 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5919 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5920 (save_register_windowsi): Likewise.
5922 2005-01-04 Richard Henderson <rth@redhat.com>
5924 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5926 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5929 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5930 any simplifications of vector mode comparison operators.
5931 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5933 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5934 Devang Patel <dpatel@apple.com>
5936 PR tree-optimization/18308
5937 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5938 the operands before creating a new expression.
5939 * dojump.c (do_jump): Make drop_through_label available
5940 for all cases. Add expansion of COND_EXPR.
5942 2005-01-04 Ira Rosen <irar@il.ibm.com>
5944 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5945 INTEGER_CST instead of TREE_CONSTANT.
5946 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5947 instead of TREE_CONSTANT.
5948 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5949 instead of TREE_CONSTANT.
5951 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5953 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5955 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5958 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5959 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5961 2005-01-03 Richard Henderson <rth@redhat.com>
5963 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5964 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5965 fold_convert_const_real_from_real): Split out from ...
5966 (fold_convert_const): ... here.
5968 2005-01-03 Richard Henderson <rth@redhat.com>
5971 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5972 (mov<MMXMODEI>_internal): Likewise.
5973 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5974 Add V2SF case; use it for SSE1; don't use TI.
5975 (movdf_integer): Likewise.
5976 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5978 2005-01-03 Ira Rosen <irar@il.ibm.com>
5980 * tree-vectorizer.c (vect_strip_conversions): New function.
5981 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5982 check for binary class.
5984 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5988 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5990 * gimple-low.c (mark_blocks_with_used_vars): New function.
5991 (mark_blocks_with_used_subblocks): Ditto.
5992 (mark_used_blocks): Ditto.
5993 (pass_mark_used_blocks): New pass.
5994 * tree-inline.c: Include debug.h.
5995 (expand_call_inline): Call outlining_inline_function here.
5996 * tree-optimize.c (init_tree_optimization_passes): Add
5997 pass_mark_used_blocks.
5998 * tree-pass.h (pass_mark_used_blocks): New.
5999 * Makefile.in (tree-inline.o): Add debug.h dependency.
6001 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6003 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6004 VAR_DECLs to have weak_import attribute.
6006 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6009 2004-01-03 Steven Bosscher <stevenb@suse.de>
6011 * passes.c (rest_of_compilation): Don't run regmove if only
6012 flag_expensive_optimizations, require flag_regmove instead.
6014 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6016 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6018 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6019 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6020 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6021 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6023 2005-01-03 Richard Henderson <rth@redhat.com>
6025 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6026 (ia64_const_ok_for_letter_p): New.
6027 (ia64_const_double_ok_for_letter_p): New.
6028 (ia64_extra_constraint): New.
6029 (ia64_expand_vecint_compare): New.
6030 (ia64_expand_vcondu_v2si): New.
6031 (ia64_expand_vecint_cmov): New.
6032 (ia64_expand_vecint_minmax): New.
6033 (ia64_print_operand): Add 'v'.
6034 (ia64_preferred_reload_class): New.
6035 (ia64_vector_mode_supported_p): New.
6036 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6037 (PREFERRED_RELOAD_CLASS): Move to function.
6038 (CONST_OK_FOR_LETTER_P): Move to function.
6039 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6040 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6041 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6042 (EXTRA_CONSTRAINT): Move to function.
6043 * config/ia64/ia64.md: Include vect.md.
6044 (itanium_class): Add mmalua.
6046 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6048 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6049 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6051 (const_int_2bit_operand): New.
6052 (fr_reg_or_0_operand): New.
6053 * config/ia64/ia64-modes.def: Add vector modes.
6054 * config/ia64/ia64-protos.h: Update.
6055 * config/ia64/vect.md: New file.
6057 2005-01-03 Richard Henderson <rth@redhat.com>
6059 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6061 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6064 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6066 (log1pdf2): Change mode of operands[0,1] to DFmode.
6068 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6070 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6071 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6072 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6073 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6074 SPARC_RELAXED_ORDERING.
6076 2005-01-03 Richard Henderson <rth@redhat.com>
6077 Uros Bizjak <uros@kss-loka.si>
6080 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6081 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6082 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6084 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6085 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6086 const_pow2_1_to_128_operand): New predicates.
6088 2005-01-02 Greg McGary <greg@mcgary.org>
6090 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6092 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6093 object. [ptr_type]: Remove unused variable.
6094 Remember nearest addressable array-element or record-component
6095 when checking bitfield components. Tolerate empty BIND_EXPR.
6097 2005-01-01 Richard Henderson <rth@redhat.com>
6099 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6100 that don't narrow the value. Fail for other conversions.
6102 2005-01-01 Richard Henderson <rth@redhat.com>
6105 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6106 * c-lang.c (finish_file): Don't do it here.
6107 * objc/objc-act.c (objc_finish_file): Likewise.
6109 * cgraph.c (decl_assembler_name_equal): New.
6110 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6111 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6112 * cgraph.h (struct cgraph_varpool_node): Add next.
6113 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6114 * varasm.c (assemble_alias): Mark the target as needed.
6116 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6119 * function.c (get_arg_pointer_save_area): Use entry_of_function
6120 instead of get_insns.
6122 2005-01-01 Roger Sayle <roger@eyesopen.com>
6123 Andrew Pinski <pinskia@physics.uc.edu>
6124 James E. Wilson <wilson@specifixinc.com>
6126 PR rtl-optimization/12092
6127 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6130 2005-01-01 Roger Sayle <roger@eyesopen.com>
6131 Olivier Hainque <hainque@act-europe.fr>
6133 * tree.c (int_fits_type_p): A narrower type always fits in a
6134 wider one, except for negative values into unsigned types.
6136 2005-01-01 Roger Sayle <roger@eyesopen.com>
6138 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6139 with the original constant rather than require TREE_OVERFLOW.
6141 2005-01-01 Steven Bosscher <stevenb@suse.de>
6144 * c-decl.c (finish_function): If compiling C99, annotate the
6145 compiler generated return with the current file name and line 0.
6146 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6147 the source line is greater than 0.
6148 (remove_bb): Likewise.
6150 See ChangeLog.12 for earlier changes.