1 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5 with multiple alternatives.
7 * stmt.c (parse_output_constraint): Fix a typo.
9 2005-03-09 Bob Wilson <bob.wilson@acm.org>
11 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12 assembly directive instead of deprecated "no-generics".
14 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
16 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
17 for non-offsettable memory references to cope with outstanding reload
19 * config/s390/s390.md ("reload_outti"): Call find_replacement to
20 avoid losing outstanding address reloads.
21 ("reload_outdi", "reload_outdf"): Likewise.
23 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
26 code. Add more cbrt transformations.
28 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
32 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
34 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
35 NULL_TREE when a given tree is not simplified.
36 (fold): Return the original tree when any of the functions
37 mentioned above NULL_TREE.
39 * fold-const.c (fold_unary, fold_binary): Take decomposed
40 arguments, code, type, op0, and op1 in case of fold_binary.
41 (fold): Update calls to fold_unary and fold_binary.
43 2005-03-09 Roger Sayle <roger@eyesopen.com>
45 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
46 a fndecl and an arglist instead of a CALL_EXPR, exp.
48 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
50 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
52 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
54 * expr.c (expand_assignment): Remove orig_to_rtx.
56 * fold-const.c (int_const_binop): Remove no_overflow.
58 * ifcvt.c (noce_emit_move_insn): Remove inmode.
60 * loop-iv.c (get_biv_step_1): Remove lhs.
62 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
64 * real.c (real_nan): Remove neg.
66 * function.c (thread_prologue_and_epilogue_insns): Remove i
69 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
72 * tree-eh.c (tree_could_trap_p): Remove idx.
74 * tree-into-ssa.c (ann): Remove ann.
76 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
78 * tree-sra.c (decide_block_copy): Remove inst_count.
80 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
82 * tree-ssa-loop-im.c (lhs): Remove.
84 * cfgbuild.c (state, STATE, SET_STATE,
85 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
87 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
88 (find_basic_blocks): Set the state of each basic block to
91 2005-03-08 Jeff Law <law@redhat.com>
93 * tree-cfg.c (cleanup_control_flow): If removal of a computed
94 goto results in the removal of edges in the CFG, then we need
95 to recompute dominators.
97 2005-03-09 Ben Elliston <bje@au.ibm.com>
99 * c-common.c (c_do_switch_warnings): Comment fix.
101 2005-03-08 Julian Brown <julian@codesourcery.com>
103 * Patch from 2005-03-08 reverted for causing regressions and
104 ppc-darwin bootstrap failure.
106 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
108 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
109 Define the real function for ppc-darwin.
110 * c-typeck.c (convert_arguments): Check for target-specific
111 invalid argument call to unprototyped function.
112 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
114 * target.h (invalid_arg_for_unprototyped_fn): New field
116 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
118 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
121 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
123 * c-typeck.c (constructor_stack, constructor_range_stack,
124 initializer_stack): Make them static.
126 * cfg.c (rbi_pool): Make it static.
128 * gimple-low.c (lower_stmt_body): Make it static.
129 * tree-flow.h: Remove the corresponding prototype. Don't
132 * sched-deps.c (cache_size): Make it static.
134 * stor-layout.c (lang_adjust_rli): Make it static.
136 2005-03-08 Julian Brown <julian@codesourcery.com>
138 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
139 from being used for symbols with vague linkage when
140 HAVE_GAS_COMDAT_GROUP is true.
142 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
144 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
145 nlabel == JUMP_LABEL (jump).
147 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
149 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
150 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
151 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
152 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
154 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
157 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
158 * c-common.c (handle_returns_twice): New function.
159 (c_common_attribute_table): Declare eturns_twice' attribute.
160 * doc/extend.texi: Document eturns_twice' attribute.
161 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
162 (struct tree_decl): Add returns_twice_flag.
164 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
166 * tree-ssa-phiopt.c: Fix a comment typo.
168 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
169 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
170 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
173 2005-03-08 Richard Henderson <rth@redhat.com>
175 * config/alpha/alpha.c (code_for_builtin): Replace special-case
176 builtin codes with ctzdi2, clzdi2, popcountdi2.
177 (struct alpha_builtin_def): Add is_const.
178 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
179 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
180 (alpha_init_builtins): Init them. Set nothrow and const attributes
182 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
183 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
184 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
185 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
186 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
187 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
188 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
189 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
190 (TARGET_FOLD_BUILTIN): New.
191 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
192 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
194 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
196 2005-03-08 Ira Rosen <irar@il.ibm.com>
198 PR tree-optimization/20122
199 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
200 condition of access function instead of base.
202 2005-03-07 Jeff Law <law@redhat.com>
203 Steven Bosscher <stevenb@suse.de>
205 * tree-cfg.c (find_taken_edge_computed_goto): New function.
206 (find_taken_edge): Call find_taken_edge_computed_goto as
207 appropriate. Allow any gimple invariant rather than just
209 (cleanup_control_flow): Cleanup a computed goto which has turned
211 (tree_merge_blocks): If block B has any forced labels, move
212 them to the start of block A.
213 * tree-ssa-dom.c (thread_across_edge): Allow threading across
214 computed gotos as well.
215 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
216 removal of unnecessary computed gotos too.
217 (lookup_redirection_data): Fix type of INSERT argument. Callers
220 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
222 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
223 Remove trailing spaces.
225 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
226 unshare_all_trees): Make them static.
227 * tree-gimple.h: Remove the corresponding prototypes.
229 * diagnostic.h: Remove unused prototype
231 * modulo-sched.c: Remove unused prototype
232 set_row_column_for_ps.
234 * tree-ssa-phiopt.c (tree_ssa_phiopt,
235 replace_phi_edge_with_variable): Remove unused variable i.
237 2005-03-07 Per Bothner <per@bothner.com>
239 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
241 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
244 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
245 bbs on the COND_EXPR instead of the PHI_NODEs.
246 (candidate_bb_for_phi_optimization): Remove.
247 (replace_phi_with_stmt): Rename to ...
248 (replace_phi_edge_with_variable): this and change so that we
249 replace the phi argument instead of removing the PHI.
250 (conditional_replacement): Change so we deal with PHI with more
252 (value_replacement): Likewise.
253 (abs_replacement): Likewise.
255 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
257 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
258 output_e500_flip_gt_bit.
260 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
262 (rs6000_generate_compare): Fix logic to look at the correct bits.
263 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
265 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
266 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
267 gen_move_from_CR_gt_bit.
269 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
270 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
271 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
273 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
274 (E500_CR_IOR_COMPARE): New constant.
276 2005-03-08 Earl Chew <earl_chew@agilent.com>
277 David Billinghurst <David.Billinghurst@riotinto.com>
279 * config/i386/host-cygwin.c: New file to support precompiled
281 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
282 * config.host: Use above files for cygwin host.
284 2005-03-07 David Edelsohn <edelsohn@gnu.org>
286 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
287 ordering ops from earlier change.
289 2005-03-07 Per Bothner <per@bothner.com>
291 Various fixes to allow us to again build if --enable-mapped-location:
292 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
293 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
294 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
295 local variable loc. Change logic appropriately.
296 * tree-vect-transform.c (vect_finish_stmt_generation): Use
297 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
298 * c-parser.c (c_parser_for_statement): Initialize loc variable.
299 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
300 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
302 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
304 PR rtl-optimization/19683
305 * reload1.c (choose_reload_regs): Pass the number of bits, not the
306 number of bytes, to smallest_int_for_mode. Fix arguments to
307 REG_CANNOT_CHANGE_MODE_P.
309 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
311 * reorg.c (relax_delay_slots): Check that the jump is
312 conditional before trying to invert it.
314 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
316 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
319 * calls (stack_arg_under_construction): Make it static.
321 * flow.c (regs_live_at_setjmp): Make it static.
322 * flow.h: Remove the corresponding prototype.
324 * reload1.c (reload_startobj, reload_firstobj,
325 something_needs_operands_changed, reload_inherited,
326 reload_inheritance_insn, reload_override_in,
327 reload_spill_index): Make them static.
329 * recog.c (verify_changes): Make it static.
330 * recog.h: Remove the corresponding prototype.
332 * cfgbuild.c (find_sub_basic_blocks): Remove.
333 * basic-block.h: Remove the corresponding prototype.
334 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
336 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
338 * tree-ssa-operands.c (check_build_stmt): Remove.
340 * stor-layout.c (set_alignment): Remove.
341 * tree.h: Remove the corresponding prototype.
343 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
345 * tree-ssa-dce.c (control_dependence_map,
346 visited_control_parents): Make them static.
348 * cfghooks.c (verify_flow_info): Remove local variable
351 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
354 * loop-unswitch.c (unswitch_loop): Remove local variable src.
356 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
358 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
360 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
362 * config/ia64/hpux.h (LINK_SPEC): Add -z.
363 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
364 PARALLEL for an empty structure.
366 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
368 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
370 * fold-const.c (fold_binary): Unroll the very first "for"
373 2005-03-06 David Edelsohn <edelsohn@gnu.org>
375 * config/rs6000/predicates.md (branch_comparison_operator): Remove
376 redundant match_code test.
377 (scc_comparison_operator): Swap match_operand and match_code
379 (branch_positive_comparison_operator): Same.
380 (trap_comparison_operator): Use comparison_operator and swap with
383 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
386 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
387 (out_movhi_r_mr): Read low byte of volatile MEM first.
388 (out_movhi_mr_r): Write high byte of volatile MEM first.
390 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
392 * cselib.c (reg_values, reg_values_size): Make them static.
394 * cse.c (cse_reg_info_table): Make it static.
396 * fold-const.c (fold_unary): Use build1 instead of copy_node.
398 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
400 * cse.c (find_best_addr): Use canon_for_address.
402 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
404 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
405 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
406 SUBREG and MEM, respectively.
408 * fold-const.c (fold_binary): Use code instead of t.
410 * fold-const.c (optimize_minmax_comparison): Take decomposed
411 arguments code, type, op0, and op1 instead of t.
412 (fold_binary): Update a call to optimize_minmax_comparison.
414 * fold-const.c (fold_range_test): Take decomposed arguments
415 code, type, op0, and op1 instead of t.
416 (fold_binary): Update a call to fold_range_test.
418 * fold-const.c (fold_binary_op_with_conditional_arg): Take
419 decomposed arguments code, type, op0, and op1 instead of t.
420 (fold_binary): Update a call to fold_range_test.
422 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
424 * fold-const.c (fold_binary): Avoid directly using the original
425 expression t as much as possible.
427 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
429 * c-semantics.c (build_stmt): Use TYPE_P instead of
430 IS_NON_TYPE_CODE_CLASS.
431 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
432 (NON_TYPE_CHECK): Use TYPE_P instead of
433 IS_NON_TYPE_CODE_CLASS.
435 * fold-const.c (fold): Remove handling of binary expressions.
437 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
439 * doc/c-tree.texi: Wrap comments in @r{}.
440 * doc/cpp.texi: Likewise.
441 * doc/cppinternals.texi: Likewise.
442 * doc/extend.texi: Likewise.
443 * doc/md.texi: Likewise.
444 * doc/objc.texi: Likewise.
445 * doc/sourcebuild.texi: Likewise.
446 * doc/tm.texi: Likewise.
449 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
451 * predict.c (apply_return_prediction): Standardize PHI chain
453 * tree-ssa.c (ssa_redirect_edge): Likewise.
455 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
456 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
459 * tree-phinodes.c (remove_phi_node): Drop the last argument.
460 * tree-flow.h: Adjust the prototype for remove_phi_node.
461 * lambda-code.c (perfect_nestify): Adjust a call to
464 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
465 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
467 * tree-ssa-dce.c (remove_dead_phis): Likewise.
468 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
469 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
470 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
472 * combine.c (simplify_and_const_int): Use gen_int_mode instead
473 of GEN_INT (trunc_int_for_mode (...)).
474 * loop-iv.c (iv_number_of_iterations): Likewise.
475 * postreload.c (reload_cse_move2add): Likewise.
476 * simplify-rtx.c (simplify_const_unary_operation,
477 simplify_const_binary_operation): Likewise.
478 * stor-layout.c (get_mode_bounds): Likewise.
480 * fold-const.c (fold_binary): New.
481 (fold): Call fold_binary on binary expressions.
483 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
485 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
486 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
487 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
488 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
489 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
491 2005-03-04 Devang Patel <dpatel@apple.com>
493 PR tree-optimization/18815
494 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
495 loops with zero exit edges.
497 2005-03-04 Devang Patel <dpatel@apple.com>
499 * doc/invoke.texi: Remove reference to webpage that does not exist.
501 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
502 Joseph S. Myers <joseph@codesourcery.com>
505 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
506 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
507 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
508 * pa.c (get_plabel): Change argument to symbol_ref. Call
509 maybe_get_identifier instead of get_identifier.
510 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
511 (struct deferred_plabel): Replace name field with symbol field.
512 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
513 ASM_OUTPUT_EXTERNAL_REAL is defined.
514 (output_global_address): Use output_addr_const for output of all
516 (output_deferred_plabels): Use symbol_ref instead of name for address
518 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
519 ASM_OUTPUT_SYMBOL_REF): New macros.
520 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
522 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
525 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
527 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
528 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
530 2005-03-04 Jeff Law <law@redhat.com>
532 * basic-block.h (rediscover_loops_after_threading): Declare.
533 * tree-ssa-dom.c: Include cfgloop.h.
534 (tree_ssa_dominator_optimize): Discover loops and some basic
535 properties. Remove forwarder blocks recreated by loop header
536 canonicalization. Also mark backedges in the CFG.
537 * tree-ssa-threadupdate.c: Include cfgloop.h
538 (rediscover_loops_after_threading): Define.
539 (struct local_info): New field, JUMP_THREADED.
540 (prune_undesirable_thread_requests): New function.
541 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
542 then record that fact for the callers of redirct_edges.
543 (thread_block): If BB has incoming backedges, then call
544 prune_undesirable_thraed_requests. Note when we are
545 going to have to rediscover loop information. Return a
546 boolean indicating if any jumps were threaded.
547 (thread_through_all_blocks): Bubble up boolean indicating
548 if any jumps were threaded.
549 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
550 (tree-ssa-threadupdate.o): Similarly.
552 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
554 * fold-const.c (fold_ternary): Unroll the "for" loop to
557 2005-03-04 Andrew Haley <aph@redhat.com>
559 * unwind-dw2-fde-glibc.c (struct
560 unw_eh_callback_data.check_cache): New field.
561 (frame_hdr_cache): New.
562 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
563 Cache frame header info.
565 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
567 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
568 (print_c_condition): Declare.
569 * read-rtl.c (ptr_loc): New structure.
570 (ptr_locs, ptr_loc_obstack, joined_conditions)
571 (joined_conditions_obstack): New variables.
572 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
573 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
574 (join_c_conditions, print_c_condition): New functions.
575 (apply_macro_to_string): Associate the new string with the same
576 source location as the old one.
577 (add_condition_to_string): Use join_c_conditions.
578 (read_string): Use set_rtx_ptr_loc to record a filename and line
579 number for the string.
580 (read_rtx): Initialize the new variables above.
581 * genattrtab.c (write_test_expr, write_attr_value): Use
583 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
584 comment above the GCC_VERSION check.
585 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
586 Inline the definition of MAYBE_EVAL.
587 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
588 * genoutput.c (process_template): Likewise.
589 * genpreds.c (write_predicate_subfunction): Likewise.
590 (write_predicate_expr): Use print_c_condition.
591 * genrecog.c (write_cond): Likewise.
592 * gensupport.c (process_rtx): Use join_c_conditions to join the
593 conditions of a define_insn_and_split. Record a source location
594 for the string after the "&&".
595 (alter_test_for_insn): Use join_c_conditions.
597 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
600 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
601 PR tree-optimization/15784
602 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
605 2005-03-04 Ben Elliston <bje@au.ibm.com>
607 * gcc.c (option_map): Add --coverage.
608 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
609 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
610 * config/darwin.h: Pass -lgcov for `coverage'.
611 * doc/invoke.texi (Debugging Options): Document --coverage.
613 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
615 * gcse.c (bypass_block): Use find_edge wherever possible.
617 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
621 * c-opts.c (c_common_parse_file): Call start_source_file
622 and end_source_file at the approriate times.
624 * dwarf2out.c (dwarf2out_finish): Don't auto-end
625 the main file, it will be done for us now.
627 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
629 * fold-const.c (fold_ternary): New.
630 (fold): Call fold_ternary on ternary expressions. Remove
631 handling of ternary expressions.
633 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
635 PR tree-optimization/15784
636 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
639 2005-03-03 David Edelsohn <edelsohn@gnu.org>
641 * config/rs6000/predicates.md (branch_comparison_operator):
642 Convert from C block to conditional format.
644 2005-03-03 Jan Hubicka <jh@suse.cz>
646 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
647 and non-constant public variables.
649 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
651 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
654 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
657 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
658 calls to release_ssa_name and release_phi_node.
660 * fold-const.c (fold): Remove handling of unary expressions.
662 * fold-const.c (fold_unary): Avoid directly using the original
663 expression t as much as possible.
665 2005-03-03 Roger Sayle <roger@eyesopen.com>
666 Andrew Pinski <pinskia@physics.uc.edu>
668 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
669 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
671 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
673 Describe special registers SRP and MOF as allocatable registers.
674 * config/cris/cris.c (cris_md_asm_clobbers): New function.
675 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
676 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
677 TARGET_HAS_MUL_INSNS.
678 (cris_print_operand) <case 'd'>: New case.
679 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
680 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
682 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
683 (REG_ALLOC_ORDER): Update for MOF.
684 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
686 (GENERAL_REGS): No longer a define of ALL_REGS.
687 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
688 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
690 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
691 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
692 (SECONDARY_RELOAD_CLASS): Define.
693 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
694 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
695 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
696 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
697 (REGISTER_MOVE_COST): Define.
698 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
699 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
700 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
701 (CRIS_MOF_REGNUM): New define_constants.
702 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
704 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
706 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
707 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
708 Adjust for MOF being properly described as a register.
709 (indir_to_reg_split): Name this split. Conditionalize on the
710 destination register being a general register.
711 (movei): Conditionalize on on operands 0 and 1 having the same
714 2005-03-03 Alan Modra <amodra@bigpond.net.au>
717 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
718 -mcpu to override any other explicitly given flags.
720 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
722 * recog.c (verify_changes, confirm_change_group): New functions,
723 broken out of apply_change_group.
724 (apply_change_group): Use them.
725 * recog.h (verify_change, confirm_change_group): Declare.
726 * rtl.h (redirect_jump_2): Declare.
727 * jump.c (redirect_exp, invert_exp): Delete.
728 (invert_exp_1): Take second parameter. Return value. Changed caller.
729 (redirect_jump_2): New function, broken out of redirect_jump.
730 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
731 (invert_jump): Use invert_jump_1 and redirect_jump_2.
732 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
734 2005-03-02 Geoffrey Keating <geoffk@apple.com>
736 * varasm.c (named_section): Use xstrdup rather than doing it by
739 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
741 2005-03-02 Devang Patel <dpatel@apple.com>
743 Undo PR tree-optimization/18815 fix.
745 2005-03-02 Devang Patel <dpatel@apple.com>
747 PR tree-optimization/18815
748 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
749 loops with zero exit edges.
751 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
753 * cfg.c (connect_src, connect_dest, disconnect_src,
754 disconnct_dest): New.
755 (unchecked_make_edge, remove_edge, redirect_edge_succ,
756 redirect_edge_pred): Use the new functions.
758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
759 free_dominance_info only when needed.
761 2005-03-02 David Edelsohn <edelsohn@gnu.org>
764 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
765 (reg_or_sub_cint64_operand): Same.
767 2005-03-02 Jeff Law <law@redhat.com>
769 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
770 CFG_ALTERED in the main DOM iteration loop.
772 2005-03-02 Mark Mitchell <mark@codesourcery.com>
775 * varasm.c (initializer_constant_valid_p): Allow conversions
776 between OFFSET_TYPEs. Tidy.
778 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
780 * config/cris/cris.md ("return"): Remove epilogue delay list
783 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
785 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
787 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
789 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
791 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
792 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
793 config/m68k/m68k.c, config/mips/mips.h,
794 config/rs6000/rs6000-protos.h, doc/contrib.texi,
795 doc/include/gcc-common.texi: Update copyright.
797 PR middle-end/18029 and PR middle-end/18030
798 * expr.c (optimize_bitfield_assignment_op): Add a special case
799 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
801 * fold-const.c (fold_unary): New.
802 (fold): Call fold_unary on unary expressions.
804 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
806 * cgraph.h (struct cgraph_edge): Add prev_caller and
808 (cgraph_node_remove_callees): Export.
809 * cgraph.c (cgraph_create_edge): Initialize prev_caller
811 (cgraph_edge_remove_callee): New function.
812 (cgraph_edge_remove_caller): Likewise.
813 (cgraph_remove_edge): Use.
814 (cgraph_redirect_edge_callee): Likewise.
815 (cgraph_node_remove_callees): New function.
816 (cgraph_node_remove_callers): Likewise.
817 (cgraph_remove_node): Use.
818 * tree-optimize.c (tree_rest_of_compilation): Use
819 cgraph_node_remove_callees instead of manual loop.
820 * cgraphunit.c (cgraph_finalize_function): Likewise.
821 (cgraph_expand_function): Likewise.
822 (cgraph_remove_unreachable_nodes): Likewise.
824 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
827 * c-tree.h (undeclared_variable, build_external_ref): Add extra
829 * c-decl.c (undeclared_variable): Take location as argument.
830 * c-typeck.c (build_external_ref): Likewise.
831 * c-parser.c (c_parser_postfix_expression): Pass location of
832 identifier to build_external_ref.
834 2005-03-01 David Edelsohn <edelsohn@gnu.org>
836 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
837 CCEQ mode for branch_positive_comparison_operator test.
838 * config/rs6000/predicates (branch_comparison_operator): Revert to
840 (scc_comparison_operator): Same.
841 (branch_positive_comparison_operator): Same.
843 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
845 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
846 (cris_delay_slots_for_epilogue): Remove.
847 (save_last): Move into cris_target_asm_function_epilogue.
848 (cris_target_asm_function_epilogue): Remove tests for file being
850 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
851 (cris_delay_slots_for_epilogue): Remove prototypes.
852 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
853 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
855 2005-03-01 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/predicates.md (branch_comparison_operator): Change
858 to define_special_predicate.
859 (scc_comparison_operator): Same.
860 (branch_positive_comparison_operator): Same.
862 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
864 * Makefile.in (tree-ssa-sink.o): New.
865 (OBJS-common): Add tree-ssa-sink.o.
866 * common.opt: Add -ftree-sink
867 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
868 * timevar.def (TV_TREE_SINK): new timevar.
869 * tree-flow.h (is_hidden_global_store): Prototype.
870 * tree-optimize.c (init_tree_optimization_passes): Add
872 * tree-pass.h (pass_sink_code): New.
873 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
874 for non-obvious global store store to is_hidden_global_store, and
875 call that new function.
876 * tree-ssa-sink.c: New file.
877 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
878 * doc/passes.texi: Document forward store motion.
879 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
880 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
881 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
882 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
884 2005-03-01 Per Bothner <per@bothner.com>
886 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
887 and we have a non-zero column-number, add it to the message.
888 Also factor out the diagnostic_kind_text.
890 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
892 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
893 flow_loop_pre_header_scan, flow_loop_pre_header_find,
894 flow_loop_scan): Removed.
895 (flow_loop_dump): Do not dump removed fields.
896 (flow_loop_free): Do not free removed fields.
897 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
898 (loop_exit_edge_p): New function.
899 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
900 num_pre_header_edges, entry_edges, num_entries, exit_edges,
901 num_exits, exits_doms.
902 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
903 LOOP_EDGES, LOOP_ALL): Removed.
904 (flow_loop_scan): Declaration removed.
905 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
906 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
908 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
909 (if_convert): Call flow_loops_find and flow_loops_free
910 when calling mark_loop_exit_edges.
911 * cfgloopanal.c (mark_loop_exit_edges): Moved from
912 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
913 free_dominance_info calls.
914 * loop-init.c (flow_loops_find): Ditto.
915 * passes.c (rest_of_handle_branch_prob): Ditto.
916 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
917 * loop-unroll.c (analyze_insns_in_loop): Do not use
919 * predict.c (predict_loops): Do not call flow_loop_scan.
920 Use get_loop_exit_edges.
921 (tree_estimate_probability): Do not pass flags to flow_loops_find.
922 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
923 Do not use EDGE_LOOP_EXIT.
924 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
925 to bb_with_exit_edge_p.
926 (if_convertible_loop_p): Do not call flow_loop_scan. Use
927 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
928 to bb_with_exit_edge_p.
929 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
931 * tree-loop-linear.c (linear_transform_loops): Do not call
932 flow_loop_scan. Use loop->single_exit.
933 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
934 (vect_analyze_loop_form): Do not call flow_loop_scan.
935 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
937 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
939 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
940 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
941 slpeel_tree_duplicate_loop_to_edge_cfg,
942 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
943 Use loop_preheader_edge and loop->single_exit. Do not call
946 2005-03-01 Nick Clifton <nickc@redhat.com>
948 * config/arm/arm.c (thumb_find_work_register): Check all of the
949 argument registers to see if they are free, and a couple of
950 special cases where the last argument register but can be proved
951 to be available during the function's prologue.
952 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
953 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
954 thumb_unexpanded_epilogue): Use unsigned long as the type for the
956 (thumb_compute_save_reg_mask): Likewise. Also use
957 thumb_find_work_register() to ensure that there is agreement about
958 which work register is going to be used in the prologue.
959 (thumb_output_function_prologue): Use unsigned long as the type
960 for the register bit-mask. Also delay pushing the link register if
961 other high registers are going to be pushed.
962 (thumb_compute_save_reg_mask, emit_multi_reg_push,
963 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
964 redundant prototypes.
966 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
969 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
970 and after reload in REG+REG indexed addresses without REG_POINTER
971 set in the base and not set in the index.
973 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
975 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
977 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
978 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
979 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
980 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
981 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
983 * config.gcc (sh*-*-linux*): Use config/linux.h.
985 2005-02-28 Dale Johannesen <dalej@apple.com>
986 Stan Shebs <shebs@apple.com>
988 Rewrite of 64-bit Darwin structure-by-value pass/return.
989 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
990 intoffset, use_stack, named.
991 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
992 (rs6000_darwin64_record_arg_advance_flush): New.
993 (rs6000_darwin64_record_arg_advance_recurse): New.
994 (rs6000_darwin64_record_arg_flush): New.
995 (rs6000_darwin64_record_arg_recurse): New.
996 (rs6000_darwin64_record_arg): New.
997 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
998 (function_arg_boundary): Handle 128-bit aligned structs.
999 (function_arg_advance): Rewrite darwin64 struct handling.
1000 (function_arg): Call rs6000_darwin64_record_arg.
1001 (function_arg_partial_nregs): Handle darwin64 structs.
1002 (rs6000_darwin64_function_value): Remove.
1003 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1005 2005-02-28 Roger Sayle <roger@eyesopen.com>
1007 PR tree-optimization/20216
1008 * tree-chrec.c (tree_fold_factorial): Delete.
1009 (tree_fold_binomial): Change argument list to take a return type
1010 and change the type of K to unsigned int. Rewrite to avoid explicit
1011 evaluation of factorials, and (recursively) calling fold to perform
1012 compile-time arithmetic. Return NULL on (internal) overflow.
1013 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1014 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1015 if any intermediate calculation overflows.
1016 (chrec_apply): Update call to chrec_evaluate.
1018 2005-02-28 James E Wilson <wilson@specifixinc.com>
1020 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1022 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1025 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1026 instead of NULL_TREE on error.
1028 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1030 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1031 (EASY_VECTOR_15_ADD_SELF): Remove.
1032 (num_insns_constant_wide): Not static.
1033 (validate_condition_mode): Not static.
1034 (toc_relative_expr_p): Not static.
1035 (legitimate_indirect_address_p): Not static.
1036 (macho_lo_sum_memory_operand): Not static.
1037 (invalid_e500_subreg): Not static.
1038 (easy_vector_same): Not static.
1039 (easy_vector_splat_const): Not static.
1040 (RS6000_SYMBOL_REF_TLS_P): Remove.
1041 (any_operand): Delete.
1042 (any_parallel_operand): Delete.
1043 (count_register_operand): Delete.
1044 (altivec_register_operand): Delete.
1045 (xer_operand): Delete.
1046 (s8bit_cint_operand): Delete.
1047 (short_cint_operand): Delete.
1048 (u_short_cint_operand): Delete.
1049 (non_short_cint_operand): Delete.
1050 (exact_log2_cint_operand): Delete.
1051 (gpc_reg_operand): Delete.
1052 (cc_reg_operand): Delete.
1053 (cc_reg_not_cr0_operand): Delete.
1054 (reg_or_short_operand): Delete.
1055 (reg_or_neg_short_operand): Delete.
1056 (reg_or_aligned_short_operand): Delete.
1057 (reg_or_u_short_operand): Delete.
1058 (reg_or_cint_operand): Delete.
1059 (reg_or_arith_cint_operand): Delete.
1060 (reg_or_add_cint64_operand): Delete.
1061 (reg_or_sub_cint64_operand): Delete.
1062 (reg_or_logical_cint_operand): Delete.
1063 (got_operand): Delete.
1064 (got_no_const_operand): Delete.
1065 (easy_fp_constant): Delete.
1066 (easy_vector_constant): Delete.
1067 (easy_vector_constant_add_self): Delete.
1068 (zero_constant): Delete.
1069 (zero_fp_constant): Delete.
1070 (volatile_mem_operand): Delete.
1071 (offsettable_mem_operand): Delete.
1072 (mem_or_easy_const_operand): Delete.
1073 (add_operand): Delete.
1074 (non_add_cint_operand): Delete.
1075 (logical_operand): Delete.
1076 (non_logical_cint_operand): Delete.
1077 (mask_operand): Delete.
1078 (mask_operand_wrap): Delete.
1079 (mask64_operand): Delete.
1080 (mask64_2_operand): Delete.
1081 (and64_operand): Delete.
1082 (and64_2_operand): Delete.
1083 (and_operand): Delete.
1084 (reg_or_mem_operand): Delete.
1085 (lwa_operand): Delete.
1086 (symbol_ref_operand): Delete.
1087 (call_operand): Delete.
1088 (current_file_function_operand): Delete.
1089 (input_operand): Delete.
1090 (rs6000_nonimmediate_operand): Delete.
1091 (rs6000_tls_symbol_ref): Delete.
1092 (save_world_operation): Delete.
1093 (restore_world_operation): Delete.
1094 (load_multiple_operation): Delete.
1095 (store_multiple_operation): Delete.
1096 (vrsave_operation): Delete.
1097 (mfcr_operation): Delete.
1098 (mtcrf_operation): Delete.
1099 (lmw_operation): Delete.
1100 (stmw_operation): Delete.
1101 (branch_comparison_operator): Delete.
1102 (branch_positive_comparison_operator): Delete.
1103 (scc_comparison_operator): Delete.
1104 (trap_comparison_operator): Delete.
1105 (boolean_operator): Delete.
1106 (boolean_or_operator): Delete.
1107 (min_max_operator): Delete.
1108 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1109 (EASY_VECTOR_15): Moved to here.
1110 (EASY_VECTOR_15_ADD_SELF): Move to here.
1111 (PREDICATE_CODES): Delete.
1112 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1113 Declare functions no longer static.
1114 * config/rs6000/predicates.md: New.
1115 * config/rs6000/rs6000.md: Include predicates.md
1117 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1119 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1120 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1122 * cfgrtl.c (need_fake_edge_p): Likewise.
1123 * combine.c (distribute_notes): Likewise.
1124 * emit-rtl.c (try_split): Likewise.
1125 * recog.c (peephole2_opimize): Likewise.
1126 * reg-notes.def (ALWAYS_RETURN): Remove.
1127 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1128 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1129 * tree.h (ECF_ALWAYS_RETURN): Remove.
1131 2005-02-28 Roger Sayle <roger@eyesopen.com>
1134 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1135 between different machine modes is never a "useless" conversion.
1137 2005-02-28 Geert Bosch <bosch@gnat.com>
1140 * doc/contrib.texi: List contributors for Ada front end
1142 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1144 * simplify-rtx.c (simplify_unary_operation_1,
1145 simplify_const_unary_operation): New, extracted from...
1146 (simplify_unary_operation): ... this one.
1147 (simplify_binary_operation_1,
1148 simplify_const_binary_operation): New, extracted from...
1149 (simplify_binary_operation): ... this one.
1150 * rtl.h (simplify_const_unary_operation,
1151 simplify_const_binary_operation): Add prototypes.
1153 2005-02-28 Julian Brown <julian@codesourcery.com>
1155 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1156 building libjava and caused PR regression/20228.
1158 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1161 * Makefile.in (host_subdir): New.
1162 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1163 * configure: Regenerate.
1165 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1167 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1168 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1169 installation directory first.
1171 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1174 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1175 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1176 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1177 * config/cris/cris.md: Tweak comments referring to Q.
1178 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1179 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1180 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1181 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1182 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1183 Insert spaces in constraints to align alternatives vertically for
1185 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1188 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1190 PR rtl-optimization/17728
1191 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1192 operand 0 from general_operand to move_dest_operand.
1194 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1196 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1197 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1198 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1199 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1201 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1203 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1204 * configure: Regenerate.
1205 * libada-mk.in: Remove CC; rename
1206 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1208 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1211 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1212 for the lhs, also walk over the tree. Likewise for rhs.
1214 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1216 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1217 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1218 Do not propagate value of iv before increment over the increment.
1220 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1222 * c-parser.c: New file.
1223 * c-parse.in: Remove.
1224 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1226 (c-parser.o): Add dependencies.
1227 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1228 maintainer-clean, TAGS): Update.
1229 * c-config-lang.in (gtfiles): Update.
1230 * gengtype-lex.l: Don't handle "@@".
1231 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1232 objc_build_synchronized, objc_begin_try_stmt,
1233 objc_begin_catch_clause, objc_finish_catch_clause,
1234 objc_build_finally_clause, objc_finish_try_stmt): New.
1235 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1237 (c_parse_init): Update comment.
1238 * c-decl.c (c_init_decl_processing): Update comment.
1239 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1240 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1241 new c_declspecs members.
1243 2005-02-25 Julian Brown <julian@codesourcery.com>
1245 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1246 from being used for symbols with vague linkage when
1247 HAVE_GAS_COMDAT_GROUP is true.
1249 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1251 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1253 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1256 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1257 (LIBGCC2_HAS_DF_MODE): New.
1258 (LIBGCC2_HAS_XF_MODE): New.
1259 (LIBGCC2_HAS_TF_MODE): New.
1260 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1261 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1262 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1263 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1264 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1265 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1266 and add _fixtfdi, _fixunstfdi, _floatditf
1267 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1268 L_fixunstfdi, L_floatditf.
1269 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1270 (LIBGCC2_HAS_TF_MODE): Define.
1272 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1274 PR tree-optimization/20204
1275 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1276 REWRITE_THIS_STMT markers on PHI nodes.
1277 (rewrite_initialize_block): Likewise.
1279 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1281 * version.c (version_string): Update to 4.1.
1283 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1285 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1286 Clarify that the alternative way doesn't work in GNU C++.
1288 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1290 PR tree-optimization/19937
1291 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1292 to the type of the induction variable.
1294 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1296 PR rtl-optimization/20117
1297 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1298 the block including noncopyable insn.
1300 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1302 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1303 calls to find_reg_note.
1305 2005-02-24 Richard Henderson <rth@redhat.com>
1308 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1311 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1313 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1314 vector types if to use base reg for misaligned non-word ld/std.
1316 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1319 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1320 dwarf2 label manually and put it after, not before the prologue.
1322 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1325 * reload.c (operands_match_p): Only increment register number for
1326 SCALAR_INT_MODE_P modes in multiple hard registers.
1328 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1331 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1333 * ChangeLog.5: Fix log message typo(s).
1334 * ChangeLog.7: Likewise.
1335 * ChangeLog.tree-ssa: Likewise.
1336 * cfgexpand.c: Fix comment typo(s).
1337 * conflict.c: Likewise.
1338 * defaults.h: Likewise.
1339 * dwarf2out.c: Likewise.
1341 * ggc-page.c: Likewise.
1342 * tree-eh.c: Likewise.
1343 * tree-ssa-dom.c: Likewise.
1345 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1348 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1349 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1350 if SHARED is defined.
1353 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1354 allow splitting only if operands 0 and 3 don't overlap.
1356 2005-02-24 Richard Henderson <rth@redhat.com>
1359 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1360 (fold_builtin_1): Call them.
1361 * fold-const.c (fold_complex_mult_parts): Split out from ...
1362 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1363 (fold_complex_div_parts, fold_complex_div): New.
1365 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1367 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1369 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1370 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1372 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1373 (print_node): Likewise.
1374 Print TYPE_SIZES_GIMPLIFIED.
1376 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1378 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1379 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1380 operands as commutative in constraints.
1382 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1384 * tree-into-ssa.c: Re-organize internal functions.
1386 2005-02-24 Richard Henderson <rth@redhat.com>
1389 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1391 * common.opt (fcx-limited-range): New.
1392 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1393 * toplev.c (flag_complex_method): Initialize to 1.
1394 (process_options): Set flag_complex_method to 0 if
1395 flag_cx_limited_range.
1396 * doc/invoke.texi (-fcx-limited-range): New.
1398 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1400 * cse.c (delete_trivially_dead_insns): Speed up by using
1401 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1404 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1406 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1407 functions when -mid-shared-library is being used.
1409 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1411 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1412 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1413 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1414 * system.h: Poison LINK_LIBGCC_SPECIAL.
1416 2005-02-23 James E Wilson <wilson@specifixinc.com>
1418 * gengtype.c (note_insn_name): Make 1 element larger.
1420 2005-02-23 Roger Sayle <roger@eyesopen.com>
1423 PR rtl-optimization/20097
1424 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1425 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1427 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1429 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1430 * t-aix52 (SHLIB_INSTALL): Same.
1432 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1434 * genpreds.c: Update copyright.
1436 2005-02-23 Michael Beach <michaelb@ieee.org>
1439 * config/sparc/t-elf (startup files): Assemble with CPP.
1441 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1443 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1444 (write_predicate_expr): Likewise.
1446 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1448 PR tree-optimization/20100
1449 PR tree-optimization/20115
1450 * tree-optimize.c (init_tree_optimization_passes): Remove
1451 pass_maybe_create_global_var.
1452 * tree-pass.h (pass_maybe_create_global_var): Remove.
1453 * tree-ssa-alias.c (aliases_computed_p): Declare.
1454 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1455 (count_calls_and_maybe_create_global_var): Remove.
1456 (pass_maybe_create_global_var): Remove.
1457 (init_alias_info): Do not declare aliases_computed_p.
1458 (maybe_create_global_var): If the function contains no
1459 call-clobbered variables and a mix of pure/const and regular
1460 function calls, create .GLOBAL_VAR.
1461 Mark all call-clobbered variables for renaming.
1462 (merge_pointed_to_info): Update comment.
1463 (add_pointed_to_var): Likewise.
1464 (is_escape_site): Likewise.
1465 Accept struct alias_info * instead of size_t *.
1467 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1469 * tree-ssa-operands.c (get_call_expr_operands): If
1470 ALIASES_COMPUTED_P is false, do not add call-clobbering
1472 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1473 (delete_tree_ssa): Likewise.
1475 2005-02-22 James E Wilson <wilson@specifixinc.com>
1477 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1478 (do_compile): Do call it here.
1480 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1482 PR rtl-optimization/20017.
1483 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1484 rest_of_handle_cse2, rest_of_handle_gcse): Call
1485 delete_dead_jumptables immediately before calling cleanup_cfg.
1487 2005-02-22 Devang Patel <dpatel@apple.com>
1490 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1493 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1495 * config/rs6000/aix.h (WINT_TYPE): Define.
1497 2005-02-22 Stan Shebs <shebs@apple.com>
1499 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1500 natural alignment for 64-bit Darwin.
1501 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1503 * doc/invoke.texi: Document this.
1505 2005-02-22 DJ Delorie <dj@redhat.com>
1507 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1508 to make_[un]signed_type, not the mode itself.
1510 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1512 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1513 not available. Use tail calls wherever possible.
1514 (make_edge): Call unchecked_make_edge to create an edge.
1516 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1517 (coalesce_ssa_name): Don't check for
1518 SSANORM_USE_COALESCE_LIST.
1519 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1521 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1523 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1524 (rewrite_into_ssa): ... here.
1526 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1528 PR tree-optimization/19786
1529 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1530 tag to another's may-alias bitmap when adding to the other's list.
1532 2005-02-21 DJ Delorie <dj@redhat.com>
1534 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1535 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1536 registers in unsupported ways.
1537 * expmed.c (init_expmed): Likewise.
1539 2005-02-21 Stan Cox <scox@redhat.com>
1541 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1543 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1545 * tree-cfg.c (fold_cond_expr_cond): New.
1546 (make_edges): Call fold_cond_expr_cond.
1547 (find_taken_edge): Accept nothing but INTEGER_CST.
1548 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1550 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1552 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1553 that do not belong to any basic block.
1555 2005-02-21 Jeff Law <law@redhat.com>
1557 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1560 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1562 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1563 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1564 Adjust their definitions.
1565 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1566 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1568 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1569 genautomata.c, langhooks.c, langhooks.h, system.h,
1570 config/arm/lib1funcs.asm: Update copyright.
1572 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1574 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1576 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1579 * doc/install.texi: Document --with-gc.
1581 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1583 * simplify-rtx.c (simplify_unary_operation): Add a missing
1586 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1588 PR tree-optimization/18663
1589 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1590 if the type has variable bounds.
1592 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1594 * gcse.c: Remove an obsolete comment.
1596 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1598 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1600 * doc/extend.texi (Function Attributes) <Attribute const>: The
1601 attribute "pure" is below this text, not above.
1603 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1605 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1606 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1607 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1609 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1612 * langhooks.h (struct lang_hooks): Add to_target_charset.
1613 * langhooks.c (lhd_to_target_charset): New function.
1614 * langhooks-def.h: Declare lhd_to_target_charset.
1615 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1616 (LANG_HOOKS_INITIALIZER): Update.
1617 * c-common.c (c_common_to_target_charset): New function.
1618 * c-common.h: Declare it.
1619 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1620 c_common_to_target_charset.
1622 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1623 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1625 * system.h: Poison them.
1626 * doc/tm.texi: Don't discuss them.
1627 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1628 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1629 (pp_c_char): Do not attempt to generate letter escapes for
1631 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1632 * config/mips/mips.c (mips_output_ascii): Likewise.
1634 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1636 PR tree-optimization/19951
1637 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1640 2005-02-19 Steven Bosscher <stevenb@suse.de>
1643 * function.h (struct function): New field `max_loop_depth'.
1644 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1645 (flow_loops_find): Reset the max loop depth count before finding loops.
1646 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1647 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1648 (calculate_global_regs_live): Make sure the loop will terminate
1649 when the initial sets are not empty.
1651 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1653 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1655 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1657 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1660 * doc/invoke.texi: Remove documentation of %M spec.
1662 (init_spec): Remove %M suffix from -lgcc_s.
1663 (do_spec_1): Remove 'M' case.
1664 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1665 to put shared libraries in the multilib directory. Remove the
1666 shlib_so_soname substitution variable. Don't add a multilib encoding
1667 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1668 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1669 SHLIB_INSTALL as well as SHLIB_LINK.
1670 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1671 (SHLIB_NAME): Delete.
1672 (SHLIB_DIR): New macro.
1673 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1674 (SHLIB_INSTALL): Adjust accordingly.
1675 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1676 * config/t-slibgcc-sld: Likewise.
1677 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1678 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1679 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1681 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1682 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1683 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1684 Use @shlib_base_name@ instead of @shlib_so_name@.
1685 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1686 and @shlib_base_name@.so in @multilib_dir@.
1687 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1688 to the install path.
1689 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1690 (SHLIB_LINK): Remove previous workaround.
1691 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1692 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1693 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1695 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1696 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1697 (SHLIB_INSTALL): Adjust accordingly.
1698 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1699 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1700 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1701 config/t-slibgcc-elf-ver.
1703 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1704 Jakub Jelinek <jakub@redhat.com>
1706 PR tree-optimization/19828
1707 * tree-ssa-loop-im.c: Add a TODO comment.
1708 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1709 without side-effects.
1711 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1713 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1716 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1718 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1719 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1720 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1722 (ia64_reorg): Delete fixup_errata call.
1723 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1724 (TARGET_SWITCHES): Delete -mb-step entry.
1726 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1729 * c-typeck.c (composite_type): Handle quals in transparent unions.
1730 (type_lists_compatible_p): Likewise.
1732 2005-02-18 Stan Shebs <shebs@apple.com>
1734 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1735 expressions in the .literal8 section.
1737 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1739 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1741 2005-02-18 Roger Sayle <roger@eyesopen.com>
1743 * fold-const.c (constant_boolean_node): Always create values of the
1744 specified type, don't bother calling truthvalue_conversion.
1746 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1748 * except.c (output_function_exception_table): Call
1749 assemble_external_libcall (eh_personality_libfunc).
1751 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1754 * config/ia64/ia64.h (struct machine_function): Add state_num.
1755 * config/ia64/ia64.c (process_epilogue,
1756 process_for_unwind_directive): Use new unwind state numbers each
1757 time rather than state 1.
1759 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1762 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1763 before the "*llgt_didi" pattern.
1765 2005-02-18 Jason Merrill <jason@redhat.com>
1767 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1769 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1771 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1772 (div0): Use it in place of ARM_FUNC_ALIAS.
1773 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1775 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1778 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1779 access, the lower bound of the array type if it exists.
1781 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1784 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1785 cases that are out-of-range for the index type.
1787 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1789 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1790 (estimate_case_costs): Don't call convert.
1791 * expmed.c (expand_shift): Likewise.
1792 (make_tree): Call fold_convert instead of convert.
1794 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1797 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1798 that ref to be marked MEM_READONLY_P doesn't have base that needs
1801 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1803 * genautomata.c (output_get_cpu_unit_code_func,
1804 output_cpu_unit_reservation_p): Don't generate old-style function
1807 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1810 PR tree-optimization/20009
1811 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1813 PR tree-optimization/18947
1814 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1815 inline, remove all nodes that are inlined into the extern inline
1818 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1820 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1821 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1822 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1823 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1826 2005-02-17 Roger Sayle <roger@eyesopen.com>
1828 PR tree-optimization/19917
1829 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1830 to be potentially trapping.
1832 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1834 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1836 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1838 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1839 tem becomes a local variable which is set to the value of the
1840 back end defined INITIAL_FRAME_ADDRESS macro.
1841 (expand_builtin_frame_address): Omit the base parameter to
1842 expand_builtin_return_addr.
1843 (expand_builtin_profile_func): Likewise.
1844 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1845 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1846 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1848 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1850 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1851 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1852 * config/frv/frv.c (frv_function_epilogue): Likewise.
1854 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1856 * lambda-code (perfect_nestify): Remove mark/unmark
1858 * tree-loop-linear.c (linear_transform_loops): Add
1859 rewrite_into_ssa call so that ssa is correct for
1860 rewriting into loop closed.
1862 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1864 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1865 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1867 * bt-load.c (btr_def_live_range, combine_btr_defs,
1868 migrate_btr_def, migrate_btr_defs): Likewise.
1869 * cfgcleanup.c (thread_jump): Likewise.
1870 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1871 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1872 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1873 df_rd_local_compute, df_reg_info_compute): Likewise.
1874 * dominance.c (init_dom_info, free_dom_info): Likewise.
1875 * flow.c (init_propagate_block_info,
1876 free_propagate_block_info): Likewise.
1877 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1878 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1879 modify_reg_pav): Likewise.
1880 * loop-invariant.c (find_defs, find_invariant_insn,
1881 find_invariants, free_inv_motion_data): Likewise.
1882 * predict.c (tree_predict_by_opcode,
1883 estimate_bb_frequencies): Likewise.
1884 * stmt.c (expand_case): Likewise.
1885 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1886 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1887 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1888 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1889 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1890 rewrite_ssa_into_ssa): Likewise.
1891 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1892 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1893 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1894 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1895 * tree-sra.c (tree_sra): Likewise.
1896 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1897 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1898 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1900 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1901 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1903 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1904 calculate_live_on_entry, calculate_live_on_exit,
1905 build_tree_conflict_graph): Likewise.
1906 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1907 record_important_candidates, set_use_iv_cost, find_depends,
1908 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1909 tree_ssa_iv_optimize_finalize): Likewise.
1910 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1911 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1912 tree_duplicate_loop_to_header_edge): Likewise.
1913 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1914 * tree-ssa.c (verify_flow_insensitive_alias_info,
1915 verify_name_tags, verify_ssa, init_tree_ssa,
1916 delete_tree_ssa): Likewise.
1917 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1918 fini_ssanames): Likewise.
1919 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1921 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1923 * config/rs6000/t-rtems: Completely reworked.
1925 2005-02-17 Ira Rosen <irar@il.ibm.com>
1927 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1929 2005-02-17 Ira Rosen <irar@il.ibm.com>
1931 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1932 POINTER_TYPE_P when checking that type is a pointer.
1933 (vect_get_memtag): Remove.
1934 (vect_address_analysis): Use POINTER_TYPE_P. Call
1935 vect_object_analysis with dummy parameter for memtag.
1936 (vect_object_analysis): Extract memtag (functionality that
1937 used to be in vect_get_memtag and moved here). Fix printings.
1938 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1939 with correct parameters. Remove call to vect_get_memtag.
1941 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1943 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1944 (tree-vectorizer.o): Added missing dependencies.
1946 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1948 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1949 declaration in tree-vectorizer.c, now has an extern declaration in
1951 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1952 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1953 get_vectype_for_scalar_type, vect_is_simple_use,
1954 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1955 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1956 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1957 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1958 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1959 find_loop_location): Likewise.
1961 * tree-vectorizer.c (langhooks.h): #include removed.
1962 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1963 moved to tree-vectorized.h.
1964 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1965 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1966 get_vectype_for_scalar_type, vect_is_simple_use,
1967 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1968 vect_supportable_dr_alignment, new_loop_vec_info,
1969 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1970 vect_set_verbosity_level, find_loop_location): Likewise.
1972 (vect_analyze_loop): Function externalized. Declaration moved to
1973 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1974 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1975 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1976 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1977 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1978 vect_enhance_data_refs_alignment, vect_analyze_operations,
1979 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1980 vect_stmt_relevant_p, vect_get_loop_niters,
1981 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1982 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1983 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1984 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1985 vect_get_memtag): Likewise.
1987 (vectorizable_load): Function externalized. Declaration moved to
1988 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1989 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1990 vect_transform_loop): Likewise.
1991 (vect_transform_stmt): Moved to tree-vect-transform.c.
1992 (vect_align_data_ref, vect_create_destination_var,
1993 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1994 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1995 vect_get_vec_def_for_operand, vect_init_vector,
1996 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1997 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1998 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1999 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2000 vect_do_peeling_for_loop_bound): Likewise.
2002 * tree-vect-analyze.c: New file.
2003 * tree-vect-transform.c: New file.
2005 2005-02-17 Jason Merrill <jason@redhat.com>
2007 PR mudflap/19319, c++/19317
2008 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2011 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2013 * doc/install.texi (Specific): Update link for Darwin-specific
2016 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2018 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2019 constant_boolean_node.
2021 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2024 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2025 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2027 2005-02-16 Richard Henderson <rth@redhat.com>
2030 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2032 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2033 replace uses with Wtype_MAXp1_F.
2034 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2035 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2036 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2037 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2038 and HAVE_TFMODE as appropriate.
2039 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2040 (__floatdisf): Likewise.
2041 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2042 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2043 (Wtype_MAXp1_F): New.
2044 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2045 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2047 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2050 * arm.c (arm_apply_result_size): New function.
2051 * arm.h (APPLY_RESULT_SIZE): Define.
2052 * arm-protos.h (arm_apply_result_size): Add prototype.
2053 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2054 (movxf): New expand.
2055 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2056 (call_value_symbol): Remove predicate for operand 0.
2057 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2058 (untyped_call): Rework to correclty return values for any type.
2059 (untyped_return): New expand.
2060 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2062 2005-02-16 Stan Shebs <shebs@apple.com>
2064 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2065 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2067 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2069 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2070 configure settings on Solaris 7 and later.
2072 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2074 PR tree-optimization/19865
2075 * tree-optimize.c (init_tree_optimization_passes): Run
2076 pass_may_alias after pass_sra.
2078 2005-02-16 Richard Henderson <rth@redhat.com>
2079 Stuart Hastings <stuart@apple.com>
2082 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2083 Do nothing if debug info suppressed for this function.
2084 (dbxout_begin_function): Early exit if debug info suppressed for
2087 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2090 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2092 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2094 PR tree-optimization/19967
2095 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2096 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2097 argument TYPE. Adjust calls to fold_builtin_XXX.
2098 (expand_builtin, fold_builtin_1): Adjust calls to
2100 (fold_builtin_strchr, fold_builtin_strpbrk,
2101 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2102 result to a requested type TYPE.
2104 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2107 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2108 (T)x & (T)cst if (T)cst overflows.
2109 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2110 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2112 2005-02-15 Jeff Law <law@redhat.com>
2114 * gcse.c (blocks_with_calls): New bitmap.
2115 (alloc_gcse_mem): Allocate it.
2116 (free_gcse_mem): Free it.
2117 (clear_modifY_mem_tables): Clear it.
2118 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2119 when we encounter CALL_INSNs.
2120 (compute_transp, case MEM): Handle blocks with calls separate
2121 from blocks without calls. Use bitmap iterators rather than
2124 2005-02-15 Peter O'Gorman <peter@pogma.com>
2127 * mklibgcc.in (vis_hide): Use a temporary object file, not
2130 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2133 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2134 access optimization.
2136 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2137 Alan Modra <amodra@bigpond.net.au>
2140 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2141 (_xlqsub): Rename to __gcc_qsub.
2142 (_xlqmul): Rename to __gcc_qmul.
2143 (_xlqdiv): Rename to __gcc_qdiv.
2144 Provide versioned symbol aliases with old names.
2145 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2146 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2147 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2148 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2149 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2151 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2153 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2154 Fold ~(A - 1) and ~(A + -1) to -A.
2156 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2160 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2161 config/pa/pa-host.c:pa_gt_pch_use_address.
2163 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2165 * tree-vn.c (get_value_handle): Make sure that given an
2166 is_gimple_min_invariant expression, we always return it.
2168 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2170 * passes.c (rest_of_handle_gcse): Fix a comment.
2172 2005-02-15 Jeff Law <law@redhat.com>
2174 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2176 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2177 (canon_list_insert, record_last_mem_set_info): Similarly.
2178 (clear_modify_mem_tables): Similarly.
2180 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2182 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2183 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2184 config/mips/mips.md, config/rs6000/aix.h,
2185 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2187 2005-02-15 Richard Henderson <rth@redhat.com>
2189 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2190 call to be best_edge.
2192 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2194 * basic-block.h: Adjust the prototype for find_basic_blocks.
2195 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2196 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2199 * flow.c (recompute_reg_usage): Remove all arguments.
2200 * passes.c (rest_of_compilation): Adjust the call to
2201 recompute_reg_usage.
2202 * rtl.h: Adjust the prototype for recompute_reg_usage.
2204 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2206 * tree-dump.c (dump_files): Update to reflect new member
2208 (dump_register): Add new argument.
2210 (dump_switch_p_1): Check against glob name if doglob was passed.
2211 (dump_switch_p): Check against regular first, then glob if
2212 we didn't have any hits on the dump name.
2213 * tree-optimize.c (register_one_dump_file):
2214 Pass in glob name as well.
2215 * tree-pass.h (struct dump_file_info): Add glob
2218 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2220 PR preprocessor/16323
2221 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2223 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2226 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2227 (trunctfdf2_internal1): New.
2228 (trunctfdf2_internal2): Renamed from trunctfdf2.
2230 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2232 PR tree-optimization/19853
2233 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2235 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2237 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2238 delete_dead_jumptables and cleanup_cfg.
2240 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2242 * reload.c (find_reloads): Swap address_reloaded flags when
2243 swapping commutative operands.
2245 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2247 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2248 Use standard_iv_increment_position for computing the bsi position
2250 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2253 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2256 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2257 life range of hard registers.
2258 * value-prof.c (insn_prefetch_values_to_profile): Only
2261 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2262 profile in libcalls.
2264 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2266 * bitmap.h (bitmap_and_compl_into): Return bool.
2267 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2269 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2271 PR tree-optimization/19944
2272 * fold-const.c (fold): Re-add ABS_EXPR folding.
2274 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2277 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2278 {TARGET,MASK}_XL_COMPAT.
2279 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2281 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2282 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2284 (rs6000_arg_partial_bytes): Same.
2285 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2286 and XL compatibility enabled.
2287 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2288 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2289 test to final condition.
2290 (cmptf_internal2): New.
2291 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2292 xl-compat. Add TFmode information to description.
2294 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2296 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2298 2005-02-13 Jason Merrill <jason@redhat.com>
2301 * fold-const.c (fold_indirect_ref_1): Split out from...
2302 (build_fold_indirect_ref): Here.
2303 (fold_indirect_ref): New fn.
2304 * tree.h: Declare it.
2305 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2306 (gimplify_modify_expr_rhs): Likewise.
2307 (gimplify_expr): Likewise.
2309 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2311 PR tree-optimization/14303
2312 PR tree-optimization/15784
2313 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2314 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2315 ABS_EXPR<x> != 0 to x != 0.
2317 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2319 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2320 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2321 spelling conventions.
2323 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2324 delete_trivially_dead_insns too many times.
2326 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2329 2005-02-12 Ira Rosen <irar@il.ibm.com>
2331 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2332 (vect_is_simple_iv_evolution): Remove redundant parameter
2334 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2335 without last parameter.
2336 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2337 Return pointer step. Call vect_is_simple_iv_evolution without
2338 last parameter. Check only that the step is multiple of size
2339 type. Remove stmt_vinfo updates.
2340 (vect_get_memtag_and_dr): Remove.
2341 (vect_get_memtag): New function.
2342 (vect_address_analysis): New function.
2343 (vect_object_analysis): New function.
2344 (vect_analyze_data_refs): Call vect_object_analysis and
2345 vect_get_memtag. Update stmt_vinfo fields.
2347 2005-02-12 Ira Rosen <irar@il.ibm.com>
2349 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2350 exist and are objects. Remove checks for pointer.
2351 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2352 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2353 (vect_create_data_ref_ptr): Likewise.
2354 (vect_base_addr_differ_p): New function.
2355 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2356 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2357 Don't set the DR_BASE_NAME field of data-ref.
2358 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2360 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2362 * optabs.h (enum optab_index): Add new OTI_ldexp.
2363 (ldexp_optab): Define corresponding macro.
2364 * optabs.c (init_optabs): Initialize ldexp_optab.
2365 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2367 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2369 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2370 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2372 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2373 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2376 2005-02-12 Ira Rosen <irar@il.ibm.com>
2378 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2380 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2382 (vect_get_base_and_offset): Always return an address.
2383 (vect_create_addr_base_for_vector_ref): Remove treatment for
2384 different data reference types.
2385 (vect_compute_data_ref_alignment): Rename base to base_address in
2386 stmt_vec_info. Get the object in order to force its alignment.
2387 (vect_get_memtag_and_dr): Rename base to base_address in
2388 stmt_vec_info. Extract the object for memtag analysis.
2390 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2392 PR regression/19898.
2393 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2394 changes cc_status, use apply modified_in_p to part of cc_status
2395 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2398 2005-02-11 Richard Henderson <rth@redhat.com>
2400 * tree-complex.c (expand_complex_libcall): New.
2401 (expand_complex_multiplication): Use it for c99 compliance.
2402 (expand_complex_division): Likewise.
2403 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2405 * builtins.c (built_in_names): Remove const.
2406 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2408 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2409 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2410 (built_in_names): Remove const.
2411 * c-common.c (c_common_type_for_mode): Handle complex modes.
2412 * flags.h, toplev.c (flag_complex_method): Rename from
2413 flag_complex_divide_method.
2414 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2415 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2416 * libgcc2.h: Declare them.
2417 * libgcc-std.ver: Export them.
2418 * mklibgcc.in (lib2funcs): Build them.
2420 2005-02-11 Steven Bosscher <stevenb@suse.de>
2422 PR tree-optimization/19876
2423 Partially revert my change from 2005-01-14
2424 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2425 (compute_antic): ...and remove the loop here.
2427 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2430 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2431 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2433 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2434 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2436 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2438 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2439 offsets for the big-endian 32-bit case.
2441 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2443 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2445 2005-02-11 Dale Johannesen <dalej@apple.com>
2447 * cselib.c (cselib_process_insn): Clear out regs where
2448 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2449 * reload.c (find_equiv_reg): Ditto.
2451 2005-02-11 Ian Lance Taylor <ian@airs.com>
2453 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2456 * tree.c (build_function_type_list): Work correctly if there are
2459 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2461 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2462 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2463 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2464 TARGET_ZARCH instead of TARGET_64BIT.
2466 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2468 * config/rs6000/t-rtems:
2469 (MULTILIB_OPTIONS): Remove mcpu=602.
2470 (MUTLILIB_DIRNAMES): Remove m602.
2471 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2472 Let mcpu=602 match mcpu=603.
2473 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2475 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2477 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2480 2005-02-10 David Daney <ddaney@avtrex.com>
2482 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2483 * config/i386/linux-unwind.h: Likewise.
2484 * config/ia64/linux-unwind.h: Likewise.
2485 * config/mips/linux-unwind.h: Likewise.
2486 * config/pa/linux-unwind.h: Likewise.
2487 * config/rs6000/linux-unwind.h: Likewise.
2488 * config/s390/linux-unwind.h: Likewise.
2489 * config/sh/linux-unwind.h: Likewise.
2490 * config/sparc/linux-unwind.h: Likewise.
2492 2005-02-10 Steven Bosscher <stevenb@suse.de>
2494 PR tree-optimization/17549
2495 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2496 TER to replace a DEF with its expression if the DEF and the
2497 rhs of the expression we replace into have the same root
2500 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2502 * config/mips/mips.md: Fix the placement of the match_scratch in the
2505 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2507 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2510 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2512 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2513 (strip_offset): Handle addresses.
2514 (add_address_candidates): Use strip_offset.
2515 (difference_cost): Reflect strip_offset change.
2516 (force_var_cost, difference_cost): Strip nops.
2518 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2520 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2522 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2523 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2524 config/cris/cris-protos.h, config/cris/cris.c: Update
2527 2005-02-10 Jeff Law <law@redhat.com>
2529 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2530 (lookup_avail_expr): Similarly.
2532 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2534 * builtins.c (fold_builtin_powi): New function.
2535 (fold_builtin_1): Call it.
2537 2005-02-10 Steven Bosscher <stevenb@suse.de>
2539 PR documentation/19309
2540 * doc/cpp.texi: The __GNUC__ and related predefined macros
2541 are also defined for the "standalone" cpp.
2542 Some non-GCC compilers may also define __GNUC__.
2544 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2547 * c-typeck.c (common_type): New routine. Old common_type renamed
2549 (c_common_type): ...this.
2550 (build_conditional_expr, build_binary_op): Use c_common_type instead
2553 2005-02-10 Steven Bosscher <stevenb@suse.de>
2555 * doc/md.texi: Replace @samp{length} with @code{length}.
2557 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2559 PR tree-optimization/18687
2560 * tree-flow.h (find_loop_niter): Declare.
2561 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2562 Try using scev even for loops with more than one exit.
2563 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2564 (struct ivopts_data): Added niters field.
2565 (struct nfe_cache_elt): New.
2566 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2568 (tree_ssa_iv_optimize_init): Initialize niters cache.
2569 (determine_number_of_iterations): Removed.
2570 (find_induction_variables): Do not call determine_number_of_iterations.
2571 Access niters for single exit through niter_for_single_dom_exit.
2572 (add_iv_outer_candidates): Access niters for single exit through
2573 niter_for_single_dom_exit.
2574 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2575 number_of_iterations_cond.
2576 (iv_period): New function.
2577 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2578 (may_replace_final_value): Take data argument. Use
2579 niter_for_single_dom_exit.
2580 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2581 (rewrite_use_compare): Pass data to may_eliminate_iv.
2582 (rewrite_use_outer): Pass data to may_replace_final_value.
2583 (free_loop_data): Clean up the niters cache.
2584 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2585 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2586 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2587 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2588 (num_ending_zeros): Moved to tree.c.
2589 * tree.h (num_ending_zeros): Declare.
2590 * tree.c (num_ending_zeros): Moved from tree.c.
2592 2005-02-09 Richard Henderson <rth@redhat.com>
2594 * builtins.c (DEF_BUILTIN): Add COND argument.
2595 * tree.h (DEF_BUILTIN): Likewise.
2596 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2597 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2599 (DEF_BUILTIN_STUB): New.
2600 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2601 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2602 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2603 * c-common.c (DEF_BUILTIN): Add COND argument.
2604 * tree.c (local_define_builtin): New.
2605 (build_common_builtin_nodes): New.
2607 2005-02-09 Roger Sayle <roger@eyesopen.com>
2609 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2610 floating point expression ignoring the sign of the result.
2611 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2612 (fold) <MULT_EXPR>: Use it to simplify x*x.
2613 * tree.h (fold_strip_sign_ops): Prototype here.
2614 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2615 argument. Use fold_strip_sign_ops to simplify the first argument.
2616 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2617 first argument when the second argument is an even integer
2618 constant, but only with -funsafe_math_optimizations.
2619 (fold_builtin_1): Update call to fold_builtin_copysign.
2621 2005-02-09 Ian Lance Taylor <ian@airs.com>
2624 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2625 just check whether EH_FILTER_FAILURE falls through.
2627 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2629 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2630 insns return to ready list in the next turn.
2632 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2635 * builtins.def: New __builtin_powi[lf].
2636 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2637 (expand_builtin_powi): New function.
2638 (expand_builtin): Dispatch to expand_builtin_powi.
2639 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2640 * libgcc2.c: Add __builtin_powi[lf] implementation.
2641 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2642 * optabs.h: Add powi_optab.
2643 * optabs.c (init_optabs): Initialize powi_optab.
2644 * doc/extend.texi: Document __builtin_powi[lf].
2646 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2648 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2651 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2654 * fold-const.c (try_move_mult_to_index): Remove redundant
2655 type argument. Create ADDR_EXPR with correct type.
2656 (fold): Update callers of try_move_mult_to_index. Convert
2657 result to the appropriate type.
2659 2005-02-09 Roger Sayle <roger@eyesopen.com>
2662 * config/avr/avr.c (default_rtx_costs): Delete.
2663 (avr_operand_rtx_cost): New function.
2664 (avr_rtx_costs): Completely rewrite.
2666 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2669 * config/cris/cris.c (in_code): New variable.
2670 (cris_output_addr_const): Now a static function, a wrapper for
2672 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2673 case from old cris_output_addr_const.
2674 (cris_asm_output_label_ref): Similar for LABEL_REF.
2675 (cris_output_addr_const_extra): Similar for UNSPEC.
2676 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2677 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2678 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2680 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2681 (cris_asm_output_label_ref): Declare.
2683 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2685 PR preprocessor/19801
2686 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2687 filenames that changed when libcpp was moved to the toplevel.
2689 2005-02-07 Roger Sayle <roger@eyesopen.com>
2691 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2692 zero extensions of BImode operands. Call lowpart_subreg instead
2693 of gen_lowpart_common and gen_lowpart_SUBREG.
2695 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2698 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2699 * configure.ac: Set cc_for_cross_gnattools.
2700 * configure: Regenerate.
2702 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2705 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2707 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2710 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2711 of nested functions.
2713 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2715 * doc/extend.texi: Document deprecated extensions allowing
2716 static floating-point members to have initializers and allowing
2717 floating-point literals in integral constant expressions.
2719 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2721 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2722 config/darwin7.h, config/mips/mips.c,
2723 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2726 * cse.c: Update comments.
2728 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2731 * builtins.c (fold_builtin_sqrt): Transform
2732 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2735 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2736 Dorit Naishlos <dorit@il.ibm.com>
2738 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2739 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2740 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2742 * tree.h (vect_set_verbosity_level): New extern function declaration
2744 * tree-vectorizer.h (verbosity_levels): New enum type.
2745 * tree-vectorizer.c (vect_debug_stats): Function removed.
2746 (vect_debug_details): Likewise.
2747 (vect_verbosity_level): Global variable was defined and initialized.
2748 (vect_dump): Global variable definition.
2749 (vect_print_dump_info): New function.
2750 (vect_set_dump_settings): New function.
2751 (vect_set_verbosity_level): New function.
2752 (vectorize_loops): Add call to vect_set_dump_settings.
2754 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2755 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2756 (slpeel_tree_peel_loop_to_edge): Likewise.
2758 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2759 appropriate verbosity level instead of call to vect_debug_details
2760 or vect_debug_stats.
2761 (vect_get_base_and_offset):
2762 (vect_create_addr_base_for_vector_ref):
2763 (get_vectype_for_scalar_type):
2764 (vect_create_data_ref_ptr):
2766 (vect_get_vec_def_for_operand):
2767 (vect_finish_stmt_generation):
2768 (vectorizable_assignment):
2769 (vectorizable_operation):
2770 (vectorizable_store):
2771 (vectorizable_load):
2772 (vect_transform_stmt):
2773 (vect_update_ivs_after_vectorizer):
2774 (vect_do_peeling_for_loop_bound):
2775 (vect_update_inits_of_drs):
2776 (vect_do_peeling_for_alignment):
2777 (vect_transform_loop):
2778 (vect_is_simple_use):
2779 (vect_analyze_operations):
2780 (vect_is_simple_iv_evolution):
2781 (vect_analyze_scalar_cycles):
2782 (vect_analyze_data_ref_dependence):
2783 (vect_analyze_data_ref_dependences):
2784 (vect_compute_data_ref_alignment):
2785 (vect_enhance_data_refs_alignment):
2786 (vect_analyze_data_refs_alignment):
2787 (vect_analyze_data_ref_access):
2788 (vect_analyze_data_ref_accesses):
2789 (vect_analyze_pointer_ref_access):
2790 (vect_get_memtag_and_dr):
2791 (vect_analyze_data_refs):
2792 (vect_mark_relevant):
2793 (vect_stmt_relevant_p):
2794 (vect_mark_stmts_to_be_vectorized):
2795 (vect_can_advance_ivs_p):
2796 (vect_get_loop_niters):
2797 (vect_analyze_loop_form):
2798 (vect_analyze_loop):
2799 (vectorize_loops): Likewise.
2801 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2802 (vect_update_inits_of_drs):
2803 (vect_do_peeling_for_alignment):
2804 (vect_transform_loop):
2805 (vect_analyze_operations):
2806 (vect_analyze_scalar_cycles):
2807 (vect_analyze_data_ref_dependences):
2808 (vect_analyze_data_refs_alignment):
2809 (vect_analyze_data_ref_accesses):
2810 (vect_analyze_data_refs):
2811 (vect_mark_stmts_to_be_vectorized):
2812 (vect_get_loop_niters):
2813 (vect_analyze_loop_form):
2814 (vect_analyze_loop): Likewise.
2815 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2817 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2821 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2822 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2823 either -ffast-math or -funsafe-math-optimizations is in use.
2825 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2826 * config/mips/irix-csr.c: New file.
2827 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2828 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2829 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2832 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2834 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2835 redundant, incorrect definitions.
2837 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2839 ("*tls_indirect_call"): New, reference hard regs directly.
2840 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2842 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2844 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2845 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2847 2005-02-06 Roger Sayle <roger@eyesopen.com>
2849 PR rtl-optimization/19800
2850 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2851 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2854 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2856 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2858 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2861 * doc/invoke.texi: Correct documentation of -freorder-functions.
2863 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2866 * doc/invoke.texi: Don't mention gccbug.
2868 2005-02-06 Roger Sayle <roger@eyesopen.com>
2869 Andrew Pinski <pinskia@physics.uc.edu>
2870 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2872 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2873 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2874 into just (zero_extract:SI FOO (const_int 1) BAR).
2876 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2878 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2879 macro locally. Don't give last revision date. Use GCC version
2880 number from gcc-common.texi.
2881 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2882 revision date. Use GCC version number from gcc-common.texi.
2883 Describe being a library as current state rather than as 3.x
2885 * doc/gcc.texi: Remove last update date.
2886 * doc/gccint.texi: Likewise. Update copyright dates.
2887 * doc/install.texi: Update copyright dates.
2889 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2892 * doc/invoke.texi: Mention for each option included in -Wall that
2893 it is included in -Wall.
2894 * doc/gcc.texi: Update copyright and last modification date.
2896 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2898 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2899 unnecessary cast to original induction variable increments.
2901 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2903 PR tree-optimization/18219
2904 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2905 in distributed form.
2907 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2909 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2910 Set bitpos and offset later in the function. Do nothing if the
2911 target is a register and if the bitfield lies completely outside
2913 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2914 here. Return an uninitialised register if the source value is stored
2915 in a register and the bitfield lies completely outside that register.
2917 2005-02-06 Steven Bosscher <stevenb@suse.de>
2919 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2922 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2924 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2926 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2928 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2929 * config/darwin8.h: New.
2930 * config/darwin7.h: Update comment.
2932 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2933 Dorit Naishlos <dorit@il.ibm.com>
2935 * tree-vectorizer.h (LOC): New type.
2936 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2937 (loop_line_number): New field in struct _loop_vec_info.
2938 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2940 * tree-vectorizer.c (input.h): Included.
2941 (find_loop_location): New function.
2942 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2943 loop line number removed.
2944 (vect_debug_details): Likewise.
2945 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2947 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2948 call to vect_debug_details/stats changed from loop to loop_loc.
2949 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2950 (slpeel_tree_peel_loop_to_edge): Likewise.
2952 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2953 changed from NULL to UNKNOWN_LOC.
2954 (vect_get_base_and_offset):
2955 (vect_create_addr_base_for_vector_ref):
2956 (get_vectype_for_scalar_type):
2957 (vect_create_data_ref_ptr):
2959 (vect_get_vec_def_for_operand):
2960 (vect_finish_stmt_generation):
2961 (vectorizable_assignment):
2962 (vectorizable_operation):
2963 (vectorizable_store):
2964 (vectorizable_load):
2965 (vect_transform_stmt):
2966 (vect_update_ivs_after_vectorizer):
2967 (vect_do_peeling_for_loop_bound):
2968 (vect_do_peeling_for_alignment):
2969 (vect_transform_loop):
2970 (vect_is_simple_use):
2971 (vect_analyze_operations):
2972 (vect_is_simple_iv_evolution):
2973 (vect_analyze_scalar_cycles):
2974 (vect_analyze_data_ref_dependences):
2975 (vect_compute_data_ref_alignment):
2976 (vect_enhance_data_refs_alignment):
2977 (vect_analyze_data_ref_access):
2978 (vect_analyze_data_ref_accesses):
2979 (vect_analyze_pointer_ref_access):
2980 (vect_get_memtag_and_dr):
2981 (vect_analyze_data_refs):
2982 (vect_mark_relevant):
2983 (vect_stmt_relevant_p):
2984 (vect_mark_stmts_to_be_vectorized):
2985 (vect_can_advance_ivs_p):
2986 (vect_get_loop_niters):
2987 (vect_analyze_loop):
2988 (vectorize_loops): Likewise.
2990 (vectorizable_load): Argument in call to vect_debug_details/stats
2991 changed from loop to LOOP_LOC (loop_vinfo).
2992 (vect_transform_loop):
2993 (vect_analyze_operations):
2994 (vect_analyze_scalar_cycles):
2995 (vect_analyze_data_ref_dependence):
2996 (vect_enhance_data_refs_alignment):
2997 (vect_analyze_data_ref_accesses):
2998 (vect_analyze_pointer_ref_access):
2999 (vect_analyze_data_refs):
3000 (vect_analyze_loop): Likewise.
3002 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3003 changed from loop to loop_loc.
3005 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3007 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3008 Dorit Naishlos <dorit@il.ibm.com>
3010 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3012 (vect_analyze_data_ref_dependences): Likewise.
3014 (vect_is_simple_use): Argument changed from loop structure to
3015 loop_vect_info structure.
3016 (vect_can_advance_ivs_p): Likewise.
3017 (vect_create_index_for_vector_ref): Likewise.
3018 (vect_update_ivs_after_vectorizer): Likewise.
3019 (new_stmt_vec_info): Likewise.
3021 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3022 changed from loop to loop_vinfo.
3023 (vect_create_data_ref_ptr): First argument in call to
3024 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3025 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3026 was changed from loop to loop_vinfo.
3027 (vectorizable_operation): Likewise.
3028 (vectorizable_store): Likewise.
3029 (vect_mark_stmts_to_be_vectorized): Likewise.
3030 (vect_do_peeling_for_loop_bound): First argument in call to
3031 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3032 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3033 was changed from loop to loop_vinfo.
3034 (vect_analyze_data_ref_dependences): Third argument in call to
3035 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3037 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3038 (vect_create_data_ref_ptr): Likewise.
3039 (vect_init_vector): Likewise.
3040 (vect_get_vec_def_for_operand): Likewise.
3041 (vectorizable_assignment): Likewise.
3042 (vectorizable_operation): Likewise.
3043 (vectorizable_store): Likewise.
3044 (vectorizable_load): Likewise.
3045 (vect_update_ivs_after_vectorizer): Likewise.
3046 (vect_is_simple_use): Likewise.
3047 (vect_analyze_data_ref_dependence): Likewise.
3048 (vect_analyze_pointer_ref_access): Likewise.
3049 (vect_can_advance_ivs_p): Likewise.
3051 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3052 before _stmt_vec_info.
3053 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3054 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3055 (new_stmt_vec_info): Argument changed from loop structure to
3056 loop_vect_info structure
3058 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3059 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3060 (vect_create_addr_base_for_vector_ref): Likewise.
3061 (vect_analyze_pointer_ref_access): Likewise.
3063 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3066 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3067 phi flag if the phi is abnormal.
3069 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3072 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3073 information for the new statement.
3075 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3078 * gcc.c (main): Include the target in -v output.
3080 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3082 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3083 Do not drop the extend if we'd have to add a paradoxical subreg
3084 later. Include optabs.h and insn-codes.h.
3085 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3087 2005-02-02 Roger Sayle <roger@eyesopen.com>
3090 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3091 * fold-const.c (const_binop): Avoid constant folding floating
3092 point operations in modes that use composite representations.
3093 * simplify-rtx.c (simplify_binary_operation): Likewise.
3095 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3097 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3099 (altivec_dstt): Likewise.
3100 (altivec_dstst): Likewise.
3101 (altivec_dststt): Likewise.
3102 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3105 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3107 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3108 EXPR_LOCUS from orig_cond to the new cond_stmt.
3109 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3112 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3114 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3115 standard_iv_increment_position. Remove call to bsi_next
3116 (no need to bump the iterator anymore).
3117 (vect_create_index_for_vector_ref): Call
3118 standard_iv_increment_position. Remove second function argument.
3119 (vect_finish_stmt_generation): Remove call to bsi_next
3120 (no need to bump the iterator anymore).
3121 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3122 to vect_create_index_for_vector_ref.
3124 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3126 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3127 phis are used out of the loop.
3129 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3132 * c-decl.c (undef_nested_function): New variable.
3133 (pop_scope): Diagnose undefined nested functions.
3134 (finish_function): Don't attempt cgraph processing or genericizing
3135 if current top-level function contained an undefined nested
3136 function. Reset undef_nested_function at the end of a top-level
3139 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3141 * tree.c (build_int_cst_type): Take sign of the value into account
3142 when deciding whether sign extend the value.
3144 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3147 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3148 (cpp_options, cc1_options): Change %{std*&ansi} to
3149 %{std*&ansi&trigraphs}.
3151 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3153 * cse.c: Update comments.
3155 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3157 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3158 arguments go on the stack. Do not put complex doubles in odd/even
3161 2005-02-02 Steven Bosscher <stevenb@suse.de>
3163 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3164 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3165 -ftree-pre, and -fthread-jumps.
3167 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3169 PR tree-optimization/19578
3170 * tree-flow.h (modified_noreturn_calls): Declare.
3171 (noreturn_call_p): Declare.
3172 * tree-flow-inline.h (noreturn_call_p): New function.
3173 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3174 * tree-cfg.c (modified_noreturn_calls): New variable.
3175 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3176 that contain a mid-block noreturn call.
3177 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3179 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3181 * df.c (df_def_record_1, df_uses_record): Don't use
3183 * df.h (DF_FOR_REGALLOC): Remove.
3185 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3188 * c-typeck.c (really_start_incremental_init): Reset
3189 constructor_max_index for arrays of incomplete type.
3191 2005-02-02 Jeff Law <law@redhat.com>
3193 * gcse.c (struct reg_set): Store the block index where the register
3194 was set rather than the setting insn.
3195 (record_one_set, compute_transp): Corresponding changes.
3196 (pre_insert_copy_insn): Do not call replace_one_set.
3197 (replace_one_set): Remove.
3199 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3202 * doc/gcov.texi: Fix typo.
3204 2005-02-01 Richard Henderson <rth@redhat.com
3207 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3208 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3210 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3211 * config/i386/i386-protos.h: Update.
3213 2005-02-01 Steven Bosscher <stevenb@suse.de>
3215 PR tree-optimization/19217
3216 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3217 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3218 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3219 that it is walking a PHI node.
3221 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3223 * doc/extend.texi (Nested Functions): Update.
3225 2005-02-01 Richard Henderson <rth@redhat.com>
3228 * optabs.c (expand_copysign_absneg): Export.
3229 * optabs.h (expand_copysign_absneg): Declare.
3230 * config/rs6000/rs6000.md (copysigntf3): New.
3232 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3234 PR tree-optimization/19633
3235 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3236 * tree-ssa-alias.c (init_alias_info): Initialize.
3237 (merge_pointed_to_info): Set.
3238 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3239 (dump_points_to_info_for): Show value of pt_null.
3240 (struct count_ptr_d): Declare.
3241 (find_ptr_dereference): Remove.
3242 (ptr_is_dereferenced_by): Remove.
3243 (count_ptr_derefs): New local function.
3244 (count_uses_and_derefs): New local function.
3245 (compute_points_to_and_addr_escape): Call it. If the number
3246 of dereferences is greater than zero, mark the pointer as
3247 dereferenced. If there are fewer dereferences than uses of
3248 the pointer, the pointer's value escapes.
3250 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3252 PR tree-optimization/19670
3253 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3255 (verify_use): ... set it here, instead.
3257 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3259 * doc/sourcebuild.texi (Test directives): Fix formatting.
3261 * doc/sourcebuild.texi (Test directives): Describe selector
3264 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3266 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3267 specific 64-bit CPUs.
3269 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3272 * arm.c (arm_eliminable_register): New function.
3273 (adjacent_mem_locations): Don't allow eliminable registers. Use
3274 HOST_WIDE_INT for address offsets.
3275 * arm-protos.h (arm_eliminable_register): Add prototype.
3277 2005-02-01 Steven Bosscher <stevenb@suse.de>
3279 PR optimization/15242
3280 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3281 * basic-block.h (duplicate_computed_gotos): Add prototype.
3282 * bb-reorder.c (duplicate_computed_gotos): New function to
3283 duplicate sufficiently small blocks ending in a computed jump.
3284 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3285 if not optimizing for size.
3286 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3287 never do tail merging for blocks ending in a computed jump.
3288 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3290 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3292 Patch from Richard Sandiford <rsandifo@redhat.com>
3293 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3294 from inheriting a subreg equivalence with a non-spill register.
3296 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3298 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3300 * config/frv/frv.c (movcc_fp_destination_operand): New.
3301 (gpr_or_memory_operand): Fix typo in comment.
3302 (gpr_or_memory_operand_with_scratch): New.
3303 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3304 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3305 movcc_fp_destination_operand.
3306 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3307 Legitimize memory addresses using a scratch register.
3309 2005-01-31 Jeff Law <law@redhat.com>
3311 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3312 bitmap a sparse bitmap instead of a simple bitmap.
3313 (mark_def_sites_initialize_block): Corresponding changes.
3314 (ssa_mark_def_sites_initialize_block): Likewise.
3315 (ssa_mark_phi_uses): Likewise.
3316 (mark_def_site, ssa_mark_def_sites): Likewise.
3317 (mark_def_site_blocks): Likewise.
3318 (rewrite_ssa_into_ssa): Likewise.
3320 * tree-ssa-dom.c (record_cond): Pass correct variable type
3321 for last argument to htab_find_slot_with_hash.
3323 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3324 effects when optimizing 0 % X. Do not try to optimize X % 0.
3326 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3328 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3331 2005-02-01 Eric Christopher <echristo@redhat.com>
3333 * config/mips/mips.c (override_options): Warn if -mint64
3335 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3338 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3340 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3342 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3343 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3344 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3345 (cached_regno): Initialize to INVALID_REGNUM.
3346 (cse_reg_info_table_size,
3347 cse_reg_info_table_first_uninitialized,
3348 cse_reg_info_timestamp): New.
3349 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3351 (init_cse_reg_info, get_cse_reg_info_1): New.
3352 (get_cse_reg_info): Cache the last look-up.
3353 (new_basic_block): Update the code to clear mappings from
3354 registers to cse_reg_info entries.
3355 (cse_main): Call init_cse_reg_info.
3357 * cse.c (get_cse_reg_info): Update a comment.
3359 2005-01-31 Steven Bosscher <stevenb@suse.de>
3362 * c-decl.c (start_decl): Do not warn about arrays of elements with
3363 an incomplete type here.
3364 (grokdeclarator): Do it here by making a pedwarn an error.
3365 * c-typeck.c (push_init_level): If there were previous errors with
3366 the constructor type, do not warn about braces for initializers.
3367 (process_init_element): Likewise for excess initializer elements.
3369 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3371 * cse.c (delete_trivially_dead_insn): Don't iterate.
3373 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3375 * config/rs6000/rs6000.md (copysignsf3): New expand.
3376 (copysigndf3): Likewise.
3378 2005-01-31 Steven Bosscher <stevenb@suse.de>
3380 * recog.c (constrain_operands): Only look for earlyclobber operand
3381 conflicts if an '&' constraint was seen.
3383 2005-01-31 Marc Espie <espie@openbsd.org>
3385 * config.gcc: Don't include embedded systems fragment, switches default
3386 debugging format to ELF.
3387 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3388 longer pick it up there.
3390 2005-01-31 Dale Johannesen <dalej@apple.com>
3392 * doc/extend.texi (nested functions): Fix linkage description.
3393 Clarify that static is not allowed.
3395 2005-01-31 Dale Johannesen <dalej@apple.com>
3397 * config/rs6000/darwin.md (movsf_low_di): Make work.
3398 (movdf_low_di): Make work.
3400 2005-01-31 Dale Johannesen <dalej@apple.com>
3402 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3403 Make work for 64 bit.
3405 2005-01-31 Roger Sayle <roger@eyesopen.com>
3406 Dale Johannesen <dalej@apple.com>
3409 * fold-const.c (fold_binary_op_with_conditional_arg):
3410 Make types match original operands, before STRIP_NOPS.
3412 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3414 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3415 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3416 (struct gcc_sigcontext): Delete. Merge contents to..
3417 (struct gcc_ucontext): ..here.
3418 (get_sigcontext): Delete.
3419 (get_regs): New function, like get_sigcontext but return regs ptr.
3420 64-bit version finds regs from r1 to support vdso.
3421 (ppc_linux_aux_vector): New function.
3422 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3425 2005-01-31 Ira Rosen <irar@il.ibm.com>
3427 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3429 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3430 redundant fold. Fix misalignment for MINUS_EXPR.
3431 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3432 (vect_analyze_pointer_ref_access): Likewise.
3433 (vect_get_memtag_and_dr): Likewise.
3435 2005-01-31 Richard Henderson <rth@redhat.com>
3437 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3438 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3439 absnegdf2_i387, absnegxf2_i387): Likewise.
3441 2005-01-31 Richard Henderson <rth@redhat.com>
3444 * optabs.c (expand_copysign_absneg): New.
3445 (expand_copysign_bit): Split out from ...
3446 (expand_copysign): ... here. Use expand_copysign_absneg.
3448 2005-01-30 Roger Sayle <roger@eyesopen.com>
3451 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3452 constant as the second operand and a register as the third.
3454 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3457 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3458 that dllimport'd functions do not use all call-clobbered registers
3461 2005-01-30 Richard Henderson <rth@redhat.com>
3464 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3465 expand_abs_nojump and generalize. Use operand_subword and
3466 emit_no_conflict_block. Support large modes.
3467 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3469 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3470 negation to subtraction.
3471 (expand_copysign): Check that the format has signed zeros.
3472 Use operand_subword and emit_no_conflict_block. Support large modes.
3474 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3476 Fix PR tree-optimization/19624
3478 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3479 * tree-ssa-pre.c: Add cfgloop.h.
3481 (pre_stats): New member, constified.
3482 (inserted_exprs): New static variable.
3483 (NECESSARY): New macro.
3484 (create_expression_by_pieces): Fold the expression, and
3485 mark it as defaulting to not necessary. Also put in
3487 (fully_constant_expression): New function.
3488 (insert_into_preds_of_block): Modify to not insert phis when we
3489 are playing with induction variables.
3490 Push phis onto the inserted_exprs vector, and mark them as not
3491 necessary by default.
3492 (insert_aux): Call fully_constant_expression on eprime.
3493 If all edges produce the same value, mark it constant.
3494 (mark_operand_necessary): New function.
3495 (remove_dead_inserted_code): New function.
3496 (init_pre): Init loop optimizer to get loop info.
3497 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3498 (execute_pre): Commit edge inserts, then remove dead code.
3500 2005-01-30 Richard Henderson <rth@redhat.com>
3502 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3503 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3505 2005-01-30 Richard Henderson <rth@redhat.com>
3508 * config/i386/i386.c (ix86_expand_copysign): New.
3509 (ix86_split_copysign_const): New.
3510 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3511 rearrange op1/nmask operands.
3512 * config/i386/i386-protos.h: Update.
3513 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3514 (copysigndf3): Likewise.
3515 (copysignsf3_const, copysigndf3_const): New.
3516 (copysignsf3_var): Rename from copysignsf3, split out splitter
3517 and fix split predicate for X constraint.
3518 (copysigndf3_var): Similarly.
3520 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3522 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3523 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3524 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3526 2005-01-29 Richard Henderson <rth@redhat.com>
3529 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3530 of # and * in constraints.
3532 2005-01-29 Richard Henderson <rth@redhat.com>
3535 * expr.c (store_field): Don't strip sub-mode cast when the input
3536 data is even smaller.
3538 2005-01-29 Richard Henderson <rth@redhat.com>
3541 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3544 2005-01-29 Richard Henderson <rth@redhat.com>
3546 * combine.c (make_field_assignment): Fix argument order
3549 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3551 PR tree-optimization/15791
3552 * fold-const.c (extract_array_ref): New function.
3553 (fold): Fold comparisons between &a[i] and &a[j] or
3554 semantically equivalent trees.
3556 2005-01-29 Jeff Law <law@redhat.com>
3558 * gcse.c (insert_expr_in_table): Revamp handling of available
3559 and anticipatable occurrence lists to avoid unnecessary list
3561 (insert_set_in_table): Similarly.
3563 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3565 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3567 (c_build_qualified_type): Build qualified array types with
3568 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3569 * c-decl.c (c_make_fname_decl): Build unqualified array type
3570 before qualified type.
3571 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3572 type is qualified, not just if type itself is. Don't apply
3573 qualifiers to array type when declarator is processed. Apply
3574 qualifiers to field type whether or not it is an array type.
3575 Don't handle array types specially for applying qualifiers to
3577 * c-typeck.c (composite_type): Build unqualified element type and
3578 array type when forming composite of array types.
3579 (common_pointer_type, comptypes, comp_target_types,
3580 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3581 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3583 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3584 (args2) in variables a1 and a2.
3586 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3588 * cse.c (n_elements_made, max_elements_made): Remove.
3589 (insert): Don't touch n_elements_made.
3590 (cse_main): Don't touch n_elements_made or max_elements_made.
3592 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3595 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3596 configuration part of dp-bit.c to be lost.
3598 2005-01-28 Roger Sayle <roger@eyesopen.com>
3600 * expmed.c (expand_mult_highpart_optab): When attempting to use
3601 a non-widening multiplication in a wider mode, the operands need
3602 to be converted (zero or sign extended) to that mode.
3604 2005-01-28 Ian Lance Taylor <ian@airs.com>
3608 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3609 through if both operands fall through.
3611 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3613 * cse.c (fold_rtx) <PC>: Don't optimize.
3615 2005-01-28 Jeff Law <law@redhat.com>
3617 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3618 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3620 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3622 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3623 cse_reg_info_used_list_end): Remove.
3624 (cse_reg_info_list, cse_reg_info_list_free): New.
3625 (get_cse_reg_info): When allocating an instance of
3626 cse_reg_info, add it to the beginning of the cse_reg_info_list
3627 list. Remove code to maintain cse_reg_info_used_list.
3628 (new_basic_block): Reset the free list to the beginning of
3631 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3633 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3634 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3635 (frv_expand_mdpackh_builtin): New function.
3636 (frv_expand_builtin): Use it to expand __MDPACKH.
3637 * doc/extend.texi (__MDPACKH): Update documentation.
3639 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3641 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3642 SSE_FLOAT_MODE_P for use_sse computation.
3644 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3647 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3649 2005-01-27 Richard Henderson <rth@redhat.com>
3651 * builtins.c (expand_builtin_copysign): New.
3652 (expand_builtin): Call it.
3653 * genopinit.c (optabs): Add copysign_optab.
3654 * optabs.c (init_optabs): Initialize it.
3655 (expand_copysign): New.
3656 * optabs.h (OTI_copysign, copysign_optab): New.
3657 (expand_copysign): Declare.
3659 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3660 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3662 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3663 (ix86_expand_fp_absneg_operator): ... here.
3664 (ix86_split_copysign): New.
3665 * config/i386/i386-protos.h: Update.
3666 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3667 (copysignsf3, copysigndf3): New.
3669 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3670 (copysignsf3, ncopysignsf3): New.
3671 (copysigndf3, ncopysigndf3): New.
3672 (copysignxf3, ncopysignxf3): New.
3673 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3675 2005-01-27 Arend Bayer <arend.bayer@web.de>
3676 Kazu Hirata <kazu@cs.umass.edu>
3678 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3679 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3680 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3683 2005-01-27 Jeff Law <law@redhat.com>
3685 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3686 definitions of SSA_NAMEs which are not being rewritten.
3687 (rewrite_ssa_into_ssa): Only initialize the current definition
3688 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3689 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3690 SSA_NAMEs before returning.
3692 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3694 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3695 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3696 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3697 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3698 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3700 2005-01-27 Steven Bosscher <stevenb@suse.de>
3703 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3704 higher to -O2 and higher. Likewise for tree PRE.
3705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3708 2005-01-27 Ian Lance Taylor <ian@airs.com>
3711 * gimple-low.c (try_catch_may_fallthru): New static function.
3712 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3713 * tree-inline.c (expand_call_inline): Don't warn about reaching
3714 the end of a non-void function being inlined if the function uses
3717 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3719 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3722 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3723 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3724 (implicitly_declare): Handle error_mark_node.
3726 2005-01-27 Richard Henderson <rth@redhat.com>
3729 * tree.h (struct tree_decl): Add debug_expr_is_from.
3730 (DECL_DEBUG_EXPR_IS_FROM): New.
3731 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3732 * dwarf2out.c (dwarf2out_var_location): Update to match.
3733 * tree-outof-ssa.c (create_temp): Likewise.
3734 * var-tracking.c (track_expr_p): Likewise.
3735 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3736 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3737 * toplev.c (default_tree_printer): Likewise.
3739 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3741 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3742 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3744 2005-01-27 Steven Bosscher <stevenb@suse.de>
3746 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3747 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3748 ASM_CLOBBERS): Add tree checks.
3750 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3751 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3752 * c-common.def (SWITCH_STMT): Update to match.
3753 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3754 macros instead of SWITCH_EXPR ones.
3755 * c-dump.c (c_dump_tree): Likewise.
3756 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3757 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3759 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3761 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3763 * unwind-dw2.c (execute_stack_op): Add missing cases for
3764 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3766 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3768 * config.gcc (Obsolete configurations): Remove 'dummy', add
3769 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3772 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3774 PR tree-optimization/19633
3775 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3777 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3778 are no call-clobbered variables.
3779 * tree-outof-ssa.c (check_replaceable): Return false for calls
3782 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3784 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3785 even for variables with NULL DECL_INITIAL.
3787 2005-01-26 Stuart Hastings <stuart@apple.com>
3789 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3791 2005-01-26 Richard Henderson <rth@redhat.com>
3794 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3796 * expr.c (store_field): Strip conversions to odd-bit-sized types
3797 if the destination field width matches.
3799 2005-01-26 Richard Henderson <rth@redhat.com>
3801 * c-decl.c, expmed.c, expr.c: Revert last change.
3803 2005-01-26 Richard Henderson <rth@redhat.com>
3806 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3808 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3809 if we don't need the bits above those present in the current mode.
3810 * expr.c (store_field): Strip conversions to odd-bit-sized types
3811 if the destination field width matches.
3813 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3815 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3816 either -ffast-math or -funsafe-math-optimizations is in use.
3818 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3822 * config/avr/avr.c (notice_update_cc): Only set condition code for
3823 ashrqi3 if shift count > 0.
3824 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3825 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3826 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3827 count <= 0 as a no-op, and shift count >= width by copying zero
3828 or sign bit to all bits of the result.
3829 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3830 count, with attribute "length" set to 0 and "cc" set to "none".
3832 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3834 * doc/invoke.texi: Document -mTLS.
3836 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3837 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3838 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3839 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3840 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3841 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3842 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3843 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3845 * configure.ac: Check for a TLS capable gas.
3847 * configure: Regenerate.
3849 2005-01-26 Richard Henderson <rth@redhat.com>
3852 * combine.c (make_field_assignment): Simplify store to zero_extract
3853 from a source with an overlapping mask.
3855 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3857 2004-11-11 Eric Christopher <echristo@redhat.com>
3859 * config/frv/frv.md: Add fr400_integer automaton. Don't
3860 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3863 2005-01-26 Steven Bosscher <stevenb@suse.de>
3866 * cfgbuild.c (make_edges): Do not clear or set
3867 current_function_has_computed_jump.
3868 * function.h (struct function): Remove the has_computed_jump field.
3869 (current_function_has_computed_jump): Do not define.
3870 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3871 in a computed jump. Ignore current_function_has_computed_jump.
3873 2005-01-26 Richard Henderson <rth@redhat.com>
3876 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3877 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3879 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3880 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3881 objects into static storage if they have more than one non-zero value.
3882 * tree.h (categorize_ctor_elements): Update decl.
3884 2005-01-26 Steven Bosscher <stevenb@suse.de>
3887 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3888 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3889 to this function from 2004-07-10.
3890 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3891 the current function for tail call optimizations if the address
3892 of one of it its arguments is taken.
3894 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3896 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3898 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3900 * function.c (expand_function_end): If current_function_calls_alloca,
3901 emit stack restore in a place that is reached when the function falls
3904 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3906 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3907 rule to avoid matching inappropriate suffix rule.
3909 2005-01-26 Jan Hubicka <jh@suse.cz>
3911 PR tree-optimization/19241
3912 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3914 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3916 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3917 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3919 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3920 <sim*>: Always use crt1.o, regardless of N in simN.
3921 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3922 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3923 (CRT_CALL_STATIC_FUNCTION): Remove.
3924 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3925 use crt1.o, regardless of N in simN.
3926 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3927 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3928 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3929 case isystem setting.
3930 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3932 2005-01-25 Ian Lance Taylor <ian@airs.com>
3934 * gimple-low.c (block_may_fallthru): Correct handling of
3935 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3937 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3939 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3940 handlers to match indentation; nested under the mtune=* handler.
3941 Similar for mcpu= and march=.
3943 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3945 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3946 * config/mips/linux64.h (LIB_SPEC): Likewise.
3947 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3948 * config/sh/linux.h (LIB_SPEC): Likewise.
3950 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3952 * config/frv/frv.c (frv_legitimize_tls_address): New.
3953 (TARGET_HAVE_TLS): Define.
3954 (FRV_SYMBOL_REF_TLS_P): Define.
3955 (frv_override_options): Handle new register classes.
3956 (frv_legitimate_address_p): Reject tls addresses.
3957 (frv_legitimize_address): Handle TLS addresses.
3958 (gen_inlined_tls_plt): New.
3960 (frv_legitimize_tls_address): New.
3961 (unspec_got_name): Add TLS entries.
3962 (got12_operand): Add R_FRV_TLSMOFF12 case.
3963 (frv_emit_move): Fixup TLS addresses.
3964 (frv_emit_movsi): Legitimize TLS addresses.
3966 * config/frv/frv.h (MASK_BIG_TLS): New.
3967 (TARGET_BIG_TLS): New.
3968 (HAVE_AS_TLS): Define.
3969 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3970 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3971 (REG_CLASS_NAMES): Same.
3972 (REG_CLASS_CONTENTS): Same.
3973 (CONSTRAINT_LEN): New.
3974 (REG_CLASS_FROM_CONSTRAINT): New.
3975 (PREDICATE_CODES): Add symbolic_operand.
3977 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3978 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3979 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3980 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3981 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3982 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3983 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3984 GR9_REG, GR14_REG, LRREG.
3985 (type): Add load_or_call attribute.
3986 ("load_or_call"): New reservation.
3987 ("call_gettlsoff"): New.
3988 ("tls_indirect_call"): New.
3989 ("tls_load_gottlsoff12"): New.
3990 ("tlsoff_hilo"): New.
3991 ("tls_tlsdesc_ldd"): New.
3992 ("tls_tlsoff_ld"): New.
3995 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3997 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3999 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4000 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4001 * config/frv/frv.c (TLS_BIAS): Define.
4002 (frv_output_dwarf_dtprel): New.
4004 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4006 PR rtl-optimization/19579
4007 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4008 both A and B, see if they don't clobber registers the other expr uses.
4010 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4012 * real.c (do_add): Initialize signalling and canonical members.
4014 * real.c (real_from_integer): Zero out destination.
4016 2005-01-18 Jan Hubicka <jh@suse.cz>
4018 PR tree-optimize/19337
4019 * tree-inline.c (initialize_inlined_parameters): Copy
4020 saved_static_chain_decl only.
4022 2005-01-25 Richard Henderson <rth@redhat.com>
4026 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4027 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4028 80387 enabled, to return a proper subclass. Return the subset that
4029 overlaps with GENERAL_REGS for PLUS.
4030 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4032 2005-01-25 Richard Henderson <rth@redhat.com>
4035 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4037 2005-01-25 Roger Sayle <roger@eyesopen.com>
4039 * expmed.c (choose_multiplier): Change interface to return the
4040 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4041 (expand_divmod): Update calls to choose_multiplier.
4043 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4046 * expmed.c (extract_bit_field): Use adjust_address instead of
4047 gen_lowpart when op0 is a MEM.
4049 2005-01-24 Steven Bosscher <stevenb@suse.de>
4051 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4053 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4055 * config/mips/irix-csr.c: New file.
4056 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4057 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4058 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4061 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4064 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4065 sparc/elf.h, add sparc/sp-elf.h.
4066 (sparc-*-rtems*): Likewise.
4067 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4068 tm-dwarf2.h, add sparc/sp-elf.h.
4069 (sparc86x-*-elf): Likewise.
4070 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4071 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4072 TARGET_OS_CPP_BUILTINS.
4073 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4074 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4076 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4077 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4078 (SWITCH_TAKES_ARG): Likewise.
4079 (LOCAL_LABEL_PREFIX): Likewise.
4080 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4081 (TARGET_N_FORMAT_TYPES): Delete.
4082 (TARGET_FORMAT_TYPES): Likewise.
4083 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4084 * config/sparc/elf.h: Delete.
4085 * config/sparc/sp-elf.h: New file.
4087 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4089 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4090 * tree-flow.h: Remove the corresponding prototype.
4091 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4092 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4094 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4097 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4098 for AIX ABI or ELF -fPIC.
4099 (rs6000_emit_load_toc_table): Don't create toc_section here.
4100 (rs6000_xcoff_file_start): Nor here.
4102 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4104 * sh.c (ra.h): Don't #include.
4105 (hard_regs_intersect_p): New function, resurrected from ra.c.
4107 * sh.c: Fix 1996 Copyright.
4109 2005-01-24 Richard Henderson <rth@redhat.com>
4110 Aldy Hernandez <aldyh@redhat.com>
4112 * regrename.c (note_sets): Handle subregs.
4114 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4117 * genconditions.c (write_header, write_conditions): Elide file if
4120 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4122 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4123 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4126 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4128 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4129 expand_builtin_printf, expand_builtin_fprintf,
4130 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4131 checking against POINTER_TYPE.
4132 (validate_arglist): Handle POINTER_TYPE code by checking
4135 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4137 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4139 (for_each_rtx): Call for_each_rtx_1.
4140 * rtl.h (init_rtlanal): Declare.
4141 * toplev.c (backend_init): Call init_rtlanal.
4143 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4145 * flow.c (propagate_one_insn): Formatting.
4148 * flow.c (libcall_dead_p): Be more conservative if unsure.
4149 If there are any instructions between insn and call, see if they are
4150 all dead before saying the libcall is dead.
4152 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4154 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4155 operand constraint for operand 0.
4157 2005-01-23 Richard Henderson <rth@redhat.com>
4160 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4161 edges leading to join block.
4163 2005-01-23 Roger Sayle <roger@eyesopen.com>
4165 * expmed.c (expand_mult_highpart): Make static. Change type of
4166 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4167 (expand_divmod): Updates calls to expand_mult_highpart by using
4168 gen_int_mode to pass a CONST_INT rtx.
4169 * rtl.h (expand_mult_highpart): Remove prototype.
4171 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4173 * flow.c (regset_bytes, regset_size): Remove.
4175 * cfganal.c: Fix a reference to Harvey's paper.
4177 2005-01-23 Steven Bosscher <stevenb@suse.de>
4179 PR rtl-optimization/19464
4180 * tree-optimize.c (init_tree_optimization_passes): Add one more
4181 copyrename pass just before out-of-ssa.
4183 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4186 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4187 * ggc-none.c (ggc_free): Define.
4189 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4191 * cse.c (max_reg, max_insn_uid): Remove.
4192 (cse_main): Don't access max_reg or max_insn_uid.
4194 * c-common.c (explicit_flag_signed_bitfields,
4195 lang_statement_code_p, lang_expand_function_end): Remove.
4196 * c-common.h: Remove the corresponding declarations.
4197 * c-opts.c (c_common_handle_option): Remove all write access
4198 to explicit_flag_signed_bitfields.
4200 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4201 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4202 * cgraph.h: Remove the corresponding declaration.
4204 * gcse.c (null_pointer_info): Remove.
4206 2005-01-23 Roger Sayle <roger@eyesopen.com>
4207 Eric Botcazou <ebotcazou@libertysurf.fr>
4209 * combine.c (simplify_logical): Only simplify logical expressions
4210 of the form ior(and(x,y),z) by the inverse distributive law if the
4211 result is cheaper than the original.
4213 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4215 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4216 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4217 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4218 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4219 config/freebsd-spec.h, config/arm/arm.h,
4220 config/h8300/h8300.md, config/i386/i386.md,
4221 config/i386/predicates.md, config/i386/sse.md,
4222 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4223 config/vax/vax.md: Fix comment typos. Follow spelling
4226 2005-01-23 Steven Bosscher <stevenb@suse.de>
4228 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4229 tests, instead of `less than'.
4231 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4233 * function.c (assign_parm_setup_block): When creating a new stack slot
4234 for a parameter, get its alignment from the parameter's DECL_ALIGN
4235 rather than the type's TYPE_ALIGN. Make sure that the parameter
4236 is at least word aligned.
4238 2005-01-22 Roger Sayle <roger@eyesopen.com>
4241 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4243 2005-01-22 Richard Henderson <rth@redhat.com>
4246 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4247 in both compare operands.
4248 (movdfcc_1_sse_max): Likewise.
4249 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4250 (movdfcc_1_sse): Likewise.
4251 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4252 scratch register as needed.
4254 2005-01-22 Richard Henderson <rth@redhat.com>
4256 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4258 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4260 2005-01-22 Richard Henderson <rth@redhat.com>
4262 * genopinit.c (optabs): Use smin/smax for floating point too.
4263 * doc/md.texi: Update to match. Clarify that floating point
4264 results are undefined for +0/-0 and NaN.
4265 * doc/rtl.texi: Likewise.
4266 * rtl.def (SMIN, SMAX): Likewise
4267 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4269 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4270 leading 's' to the name.
4271 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4272 smaxxf3, sminxf3): Likewise.
4273 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4276 2005-01-22 Paul Brook <paul@codesourcery.com>
4278 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4280 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4282 * config/s390/s390.c (struct processor_costs): New fields
4283 dlgr, dlr, dr, dsgfr, dsgr.
4284 (z900_cost, z990_cost): Values for new fields.
4285 (s390_rtx_costs): New cases MEM und COMPARE in switch
4286 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4287 DIV, MOD, UDIV, UMOD.
4289 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4291 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4292 into the register being decremented.
4293 ("doloop_si31", "doloop_di"): Likewise.
4294 ("*doloop_si_long"): Adapt pattern.
4296 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4298 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4300 (CLASS_MAX_NREGS): Likewise.
4302 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4304 * doc/tree-ssa.texi (Statement Operands): Add example for new
4305 must-def macro. Note deprecation of old operands interface.
4307 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4309 PR tree-optimization/19484
4310 * tree-cfg.c (remove_fallthru_edge): New function.
4311 (cleanup_control_flow): Remove fallthru edges from calls that are
4312 now known not to return.
4314 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4316 Fix PR tree-optimization/19038
4317 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4318 copies with loop variant ones.
4320 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4322 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4323 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4324 config/alpha/alpha.md, config/alpha/predicates.md,
4325 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4326 config/sparc/sol2.h: Update copyright.
4328 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4329 first label to see if it is a nonlocal label.
4331 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4332 Andrew Pinski <pinskia@physics.uc.edu>
4335 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4336 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4338 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4340 * config/rs6000/rtems.h: Update copyright.
4342 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4345 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4346 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4347 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4349 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4352 * c-typeck.c (convert_arguments): Check for error_mark_node.
4354 2005-01-21 Ian Lance Taylor <ian@airs.com>
4356 PR tree-optimization/13000
4357 * tree-inline.c: Include "tree-flow.h".
4358 (expand_call_inline): If warn_return_type, warn if non-void inline
4359 function falls through.
4360 * tree-cfg.c (execute_warn_function_return): Don't warn about
4361 control reaching end if TREE_NO_WARNING is set. Set
4363 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4365 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4366 branch if we don't need one.
4367 * c-typeck.c: Include "tree-flow.h"
4368 (c_finish_bc_stmt): Don't add a goto if the current statement
4369 list doesn't fall through to the current point.
4371 2005-01-21 Roger Sayle <roger@eyesopen.com>
4373 PR rtl-optimization/576
4374 * real.c (real_arithmetic): Change return type from void to bool
4375 to return an indication that the result may be inexact.
4376 * real.h (real_arithmeric): Update prototype.
4377 * fold-const.c (const_binop): Don't constant fold floating
4378 point expressions when the user specifies -frounding-math and
4379 the result may depend upon the run-time rounding mode.
4380 (fold_convert_const_real_from_real): Clean-up.
4381 (fold_initializer): Ignore flag_rounding_math for initializers.
4382 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4383 constant fold FP operations with flag_rounding_math if the
4384 result may depend upon the run-time rounding mode.
4386 2005-01-21 Tom Tromey <tromey@redhat.com>
4388 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4390 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4392 * tree-cfg.c: Fix comment typos.
4394 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4396 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4397 around the call to rest_of_handle_branch_target_load_optimize.
4399 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4401 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4402 (sparc64-*-openbsd*): Likewise.
4403 (sparclite-*-elf*): Include tm-dwarf2.h.
4404 (sparc86x-*-elf*): Likewise.
4405 (sparc64-*-elf*): Likewise.
4406 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4407 (DBX_DEBUGGING_INFO): Likewise.
4408 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4409 (PREFERRED_DEBUGGING_TYPE): Likewise.
4410 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4411 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4412 (PREFERRED_DEBUGGING_TYPE): Likewise.
4413 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4414 (PREFERRED_DEBUGGING_TYPE): Likewise.
4415 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4417 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4420 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4422 2005-01-20 Paul Brook <paul@codesourcery.com>
4424 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4426 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4428 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4429 label is first in a sequence of labels.
4431 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4433 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4434 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4436 * doc/sourcebuild.texi (Test Directives): New.
4438 2005-01-20 Roger Sayle <roger@eyesopen.com>
4440 * real.c (real_floor): Don't leave the result uninitialized when
4441 mode is VOIDMode, but return the unrounded intermediate value.
4442 (real_ceil): Likewise.
4444 2005-01-20 Paul Brook <paul@codesourcery.com>
4446 * config/arm/arm.md (insv): Use gen_int_mode.
4448 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4450 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4451 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4452 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4453 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4454 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4456 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4459 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4460 fbreg, so we have to assume we can't.
4461 (loc_descriptor_from_tree_1): Ditto.
4462 (containing_function_has_frame_base): New function.
4463 (add_location_or_const_value_attribute): Use it.
4464 Also try to generate a frame_base from a single element location
4467 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4469 PR tree-optimization/15349
4470 * timevar.def (TV_TREE_MERGE_PHI): New.
4471 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4473 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4474 calls to tree_forwarder_block_p.
4475 (remove_forwarder_block_with_phi, merge_phi_nodes,
4476 gate_merge_phi, pass_merge_phi): New.
4477 * tree-optimize.c (init_tree_optimization_passes): Add
4479 * tree-pass.h: Add an extern for pass_merge_phi;
4481 2005-01-20 Richard Henderson <rth@redhat.com>
4484 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4485 (_mm_castps_pd, _mm_castps_si128): New.
4486 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4488 2005-01-20 Richard Henderson <rth@redhat.com>
4491 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4492 __builtin_ia32_vec_init_v2si.
4493 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4494 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4495 (ix86_init_mmx_sse_builtins): Create it.
4496 (ix86_expand_builtin): Expand it.
4497 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4498 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4499 (vec_extractv2si_0, vec_extractv2si_1): New.
4501 2005-01-20 Richard Henderson <rth@redhat.com>
4504 * config/i386/i386.c (ix86_expand_push): New.
4505 * config/i386/mmx.md (push<MMXMODE>1): New.
4506 * config/i386/sse.md (push<SSEMODE>1): New.
4507 * config/i386/i386-protos.h: Update.
4509 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4511 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4514 2005-01-20 Richard Henderson <rth@redhat.com>
4516 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4517 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4519 2005-01-19 Richard Henderson <rth@redhat.com>
4522 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4523 to V4SFmode in SSE1 fallback load path.
4525 2005-01-19 Richard Henderson <rth@redhat.com>
4527 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4528 in QImode expansion to ix86_expand_vector_set.
4529 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4531 2005-01-19 Richard Henderson <rth@redhat.com>
4534 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4535 subclass of the input class.
4536 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4537 Always true for cross-SSE1 classes. Rationalize conditionals.
4538 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4539 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4540 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4541 (movdi_2): Add MMX/SSE zeros.
4542 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4543 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4544 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4545 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4546 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4547 (zero_extendsidi2_rex64_1): Remove.
4548 (MOV0 peephole): Check GENERAL_REG_P.
4550 2005-01-19 Richard Henderson <rth@redhat.com>
4553 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4555 (ix86_expand_vector_extract): Likewise.
4557 2005-01-19 Richard Henderson <rth@redhat.com>
4560 * expr.c (emit_move_change_mode): New argument force; use
4561 simplify_gen_subreg if true.
4562 (emit_move_via_alt_mode): Merge into ...
4563 (emit_move_via_integer): ... here.
4564 (emit_move_ccmode): Use emit_move_change_mode directly.
4566 2005-01-19 Richard Henderson <rth@redhat.com>
4569 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4570 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4571 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4573 (alpha_emit_set_const): Likewise. Make static.
4574 (alpha_emit_set_long_const): Make static.
4575 (alpha_extract_integer): Split out from alpha_expand_mov.
4576 (alpha_split_const_mov): Likewise.
4577 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4578 (alpha_legitimate_constant_p): New.
4579 * config/alpha/alpha-protos.h: Update.
4580 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4581 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4582 * config/alpha/alpha.md (movsi): Add n alternative.
4583 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4584 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4585 (splitters for all of the above): Use alpha_split_const_mov.
4586 * config/alpha/predicates.md (non_add_const_operand): New.
4587 (non_zero_const_operand): New.
4588 (input_operand): Use alpha_legitimate_constant_p after reload.
4590 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4592 PR tree-optimization/19038
4593 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4594 (add_candidate): Add ivs with increment in latch only if
4595 allow_ip_end_pos_p is true.
4596 (determine_iv_cost): Use empty_block_p.
4598 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4600 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4601 (compute_dominance_frontiers): Ditto.
4603 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4606 * config/sh/t-rtems: New.
4607 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4609 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4611 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4612 the offset of the selected field.
4614 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4616 * tree-cfg.c (remove_forwarder_block): Fix the check to
4617 prevent a nonlocal label from appearing in the middle of a
4620 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4622 PR rtl-optimization/19462
4623 * reorg.c (find_end_label): Create return insn only if
4624 current_function_epilogue_delay_list is empty.
4626 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4628 * doc/passes.texi: Remove paragraph mentioning new-ra.
4630 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4632 PR rtl-optimization/15139
4633 * combine.c: Include params.h.
4634 (count_rtxs): New function.
4635 (record_value_for_reg): If replace_rtx would replace at least
4636 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4637 (clobber (const_int 0)) instead of TEM.
4638 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4639 * params.h (MAX_LAST_VALUE_RTL): New.
4640 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4641 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4644 * c-typeck.c (digest_init): Only call build_vector if all constructor
4645 elements are *_CST nodes.
4646 * gimplify.c (gimplify_init_constructor): Likewise.
4649 * c-typeck.c (digest_init): Only call build_vector if inside_init
4652 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4654 * toplev.c (init_asm_output): Remove dead #ifdef.
4656 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4658 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4660 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4662 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4663 accessing DECL_FUNCTION_CODE.
4664 * dojump.c (do_jump): Likewise.
4665 * gimplify.c (gimplify_call_expr): Likewise.
4666 * predict.c (expr_expected_value): Likewise.
4667 (strip_builtin_expect): Likewise.
4668 * tree-inline.c (estimate_num_insns_1): Likewise.
4669 * tree-ssa-loop-im.c (stmt_cost): Likewise
4670 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4671 (tree_expr_nonnegative_p): Likewise.
4673 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4675 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4676 variant of the load_pcrel_sym pattern.
4677 * config/sparc/sparc.md (P macro): Move to the top.
4678 (load_pcrel_sym): Macroize using P.
4679 (save_register_window): Likewise.
4681 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4683 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4686 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4689 * c-typeck.c (build_asm_expr): Strip nops off
4690 input memory operands.
4692 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4694 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4695 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4696 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4697 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4699 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4702 * config/i386/i386.c (override_options): If the 80387 is disabled,
4703 then do not return FP values using FP registers.
4705 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4707 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4708 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4709 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4710 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4711 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4712 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4713 output.h, postreload-gcse.c, postreload.c, recog.c,
4714 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4715 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4716 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4717 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4718 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4719 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4720 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4721 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4723 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4724 config/alpha/alpha.c, config/arm/vfp.md,
4725 config/i386/emmintrin.h, config/i386/i386-modes.def,
4726 config/i386/i386-protos.h, config/i386/i386.h,
4727 config/i386/pmmintrin.h, config/i386/ppro.md,
4728 config/i386/predicates.md, config/i386/xmmintrin.h,
4729 config/i860/i860.c, config/ia64/ia64-modes.def,
4730 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4731 config/ia64/ia64.md, config/ia64/itanium1.md,
4732 config/ia64/itanium2.md, config/ia64/predicates.md,
4733 config/iq2000/iq2000.h, config/mips/linux64.h,
4734 config/rs6000/aix41.h, config/rs6000/aix43.h,
4735 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4736 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4737 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4738 config/sparc/linux64.h, config/sparc/litecoff.h,
4739 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4740 config/sparc/sparc.h, config/sparc/sparc.md,
4741 config/sparc/sysv4-only.h: Update copyright.
4743 2005-01-18 Richard Henderson <rth@redhat.com>
4746 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4748 2005-01-18 Marc Espie <espie@openbsd.org>
4749 * config/i386/openbsdelf.h: Typo.
4751 2005-01-18 Richard Henderson <rth@redhat.com>
4753 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4754 special case for sse.
4755 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4757 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4759 * tree-inline.c (estimate_num_insns_1): Added cases for
4760 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4762 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4764 PR rtl-optimization/19296
4765 * combine.c (simplify_comparison): Rewrite the condition under
4766 which a non-paradoxical SUBREG of a PLUS can be lifted when
4767 compared against a constant.
4769 2005-01-18 Andi Kleen <ak@muc.de>
4771 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4772 * c.opt (-Wpointer-sign): Add.
4773 * doc/invoke.texi: (-Wpointer-sign): Add.
4775 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4777 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4778 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4779 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4780 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4781 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4782 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4783 for TARGET_MIX_SSE_I387.
4784 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4785 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4786 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4787 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4788 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4789 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4790 TARGET_MIX_SSE_I387.
4791 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4794 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4797 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4798 Add movaps alternative for xmm reg->reg move.
4800 2005-01-17 Jeff Law <law@redhat.com>
4802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4803 at the end of the main DOM loop rather than just before DOM exits.
4805 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4807 PR tree-optimization/19121
4808 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4809 adding aliases to a name tag, also add them to the pointer's
4811 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4812 sensitive alias info at all. Only check that the two pointers
4813 have compatible pointed-to sets.
4814 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4815 a pointer's type tag is a superset of the alias set of the
4818 2005-01-17 James E Wilson <wilson@specifixinc.com>
4821 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4822 comment to document why.
4824 2005-01-17 Richard Henderson <rth@redhat.com>
4826 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4827 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4828 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4829 sse2_vmsminv2df3_finite): New.
4830 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4831 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4832 Force op1 into register.
4834 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4836 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4837 bubblestrap from always rebuilding build directory.
4839 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4841 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4842 ("*cmpmem_short"): Likewise.
4844 2005-01-17 Steven Bosscher <stevenb@suse.de>
4846 * basic-block.h: Document BB_* flags.
4847 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4848 use an sbitmap instead.
4849 * sched-rgn.c (compute_trg_info): Likewise.
4851 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4853 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4854 redundant target_cpu_default and extra_parts lines. Use the default
4856 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4857 (SUBTARGET_EXTRA_SPECS): Delete.
4858 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4859 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4860 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4861 and "n32" for -mabi=n32.
4863 2005-01-17 Ian Lance Taylor <ian@airs.com>
4866 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4867 fold constant variables into initial values.
4869 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4871 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4873 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4874 through the statements backward.
4876 2005-01-17 Ian Lance Taylor <ian@airs.com>
4878 PR middle-end/13127:
4879 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4880 a variable set to the return value of the inlined function.
4882 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4884 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4885 when modes are tieable.
4887 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4889 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4890 of pthread_create to find out if threads are enabled.
4891 * gthr-posix95.h (__gthread_active_p): Likewise.
4893 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4895 * common.opt (-fnew-ra): Remove.
4897 * toplev.h (flag_new_regalloc): Remove.
4898 * Makefile.in (ra*.*): Don't mention.
4899 * passes.c (rest_of_handle_new_regalloc): Remove.
4900 (rest_of_handle_combine, rest_of_compilation): Always consider
4901 flag_new_regalloc as false.
4902 * doc/invoke.texi: Don't document -fnew-ra.
4904 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4906 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4907 last parameter to reg_scan.
4908 * loop.c (loop_optimize): Likewise.
4909 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4910 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4911 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4912 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4913 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4914 * regclass.c (reg_scan): Likewise, for the declaration.
4915 * rtl.h (reg_scan): Likewise, for the prototype.
4917 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4919 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4920 mark_dfs_back_edges.
4922 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4924 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4925 (compute_avail): Uses don't go in tmp_gen.
4927 2005-01-16 Steven Bosscher <stevenb@suse.de>
4929 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4930 loop to look for a free slot in a page entry.
4932 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4935 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4936 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4937 just before targetm.asm_out.file_end.
4938 * tree.h (process_pending_assemble_output_defs): Declare.
4939 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4941 (assemble_alias): Defer generation of assembly code for defines when
4942 TARGET_DEFERRED_OUTPUT_DEFS is true.
4943 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4944 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4945 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4947 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * pa.c (pa_scalar_mode_supported_p): New function.
4951 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4952 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4954 * pa-protos.h (prefetch_operand): Delete.
4955 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4956 * pa.c (prefetch_operand): Delete.
4957 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4958 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4959 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4960 and prefetch_nocc_operand.
4961 * pa.md (prefetch): Rework to avoid reload problems handling short
4962 displacements when a cache control completer needs to be provided.
4963 (prefetch_32, prefetch_64): Delete.
4964 (prefetch_cc, prefetch_nocc): New patterns.
4966 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4968 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4970 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4973 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4974 exceeds maximum alignment for global common data.
4975 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4976 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4978 2004-01-15 Roger Sayle <roger@eyesopen.com>
4980 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4982 2004-01-15 Roger Sayle <roger@eyesopen.com>
4984 * harg-reg-set.h (reg_class_names): Prototype global array.
4985 * regclass.c (reg_class_names): Declare here and initialize to
4987 (dump_regclass): Remove local declaration of reg_class_names.
4988 (regclass): Likewise.
4989 * cfg.c (dump_flow_info): Likewise.
4990 * ra-debug.c (reg_class_names): Likewise.
4991 * regrename.c (reg_class_names): Likewise.
4992 * reload.c (reg_class_names): Likewise.
4993 * reload1.c (spill_failure): Likewise.
4994 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4996 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4998 * config/s390/s390.md ("reload_outti"): Remove predicate for
4999 output operand. Abort if operand is not a MEM.
5000 ("reload_outdi", "reload_outdf"): Likewise.
5002 2005-01-15 Marc Espie <espie@openbsd.org>
5004 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5005 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5006 * config/openbsd.h: Fix C++ includes for native configurations.
5007 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5008 Add trampoline support.
5009 * config/i386/openbsdelf.h: New.
5011 2005-01-15 Marc Espie <espie@openbsd.org>
5013 * collect2.c (main): Explicitly parse -dynamic-linker option.
5015 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5017 PR tree-optimization/19060
5018 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5019 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5020 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5021 and handle extract_range_from_cond returning false.
5022 * fold-const.c (fold): Optimize comparisons with min/max even for
5023 width > HOST_BITS_PER_WIDE_INT.
5025 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5027 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5028 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5029 Remove little endian multilib variants.
5030 Add mips32 multilib variant.
5032 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5034 * explow.c (copy_all_reg, stabilize): Remove.
5035 * expr.h: Remove the corresponding prototypes.
5037 * rtlanal.c (regs_set_between_p): Remove.
5038 * rtl.h: Remove the corresponding prototype.
5040 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5042 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5043 to rs6000_nonimmediate_operand.
5044 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5045 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5046 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5047 rs6000_nonimmediate_operand.
5048 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5049 rs6000_nonimmediate_operand.
5051 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5053 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5055 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5057 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5059 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5060 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5062 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5063 (rs6k_nonimmediate_operand): New.
5064 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5066 (legitimate_lo_sum_address_p): Same.
5067 (rs6000_legitimize_address): Same.
5068 (rs6000_legitimize_reload_address): Same.
5069 (rs6000_legitimate_address): Same.
5070 (spe_build_register_parallel): Pass DF and DC modes in a DI
5073 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5074 to rs6k_nonimmediate_operand.
5076 * config/rs6000/spe.md ("*frob_df_di"): New.
5077 ("*frob_di_df"): New.
5078 ("*frob_di_df_2"): New.
5079 ("*mov_sidf_e500_subreg0"): New.
5080 ("*mov_sidf_e500_subreg4"): New.
5081 ("*movdf_e500_double"): Change predicate to
5082 rs6k_nonimmediate_operand.
5084 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5086 * postreload.c (move2add_note_store): Only call
5087 trunc_int_for_mode on scalar integers.
5089 2005-01-14 Steven Bosscher <stevenb@suse.de>
5091 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5092 replace BB_VISITED uses.
5093 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5094 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5095 (tree_dce_done): Free visited_control_parents.
5096 (perform_tree_ssa_dce): Allocate and clear it.
5097 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5098 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5099 instead of BB_VISITED.
5101 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5103 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5104 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5105 Remove unused prototypes.
5107 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5109 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5110 64-bit register usage.
5111 (spe_func_has_64bit_regs_p): Add FIXME note.
5113 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5115 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5116 flag_finite_math_only with flag_unsafe_math_optimizations.
5118 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5120 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5122 (__tpf_eh_return): Copy TPF private stack area from the module
5123 boundary stack frame. Add check for when module addresses are
5124 equal, but no stub address is found.
5126 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5129 * arm.h (struct machine_function): Add call_via field.
5130 (thumb_call_via_label): Declare.
5131 * arm.c (thumb_call_via_label): New variable.
5132 (thumb_call_reg_needed): New variable.
5133 (arm_output_function_epilogue): For Thumb code, output any per-function
5134 call-indirect trampolines.
5135 (thumb_call_via_reg): New function.
5136 (arm_file_end): New function.
5137 (TARGET_ASM_FILE_END): Call arm_file_end.
5138 (aof_file_end): Likewise.
5139 * arm-protos.h (thumb_call_via_reg): Declare.
5140 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5141 thumb_call_via_reg in normal case.
5143 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5146 PR rtl-optimization/19348
5147 * recog.c (peephole2_optimize): Do global life update if some peephole
5148 decides it doesn't need at least one of its inputs and that change
5149 influences liveness at the start of the basic block.
5151 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5152 arguments instead of 1.
5154 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5157 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5158 zero for nested functions needing a static chain or functions
5159 with a non-constant address.
5161 2005-01-13 Roger Sayle <roger@eyesopen.com>
5163 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5164 (and (sign_extend X) C) into (zero_extend (and X C)).
5166 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5168 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5170 2005-01-13 Richard Henderson <rth@redhat.com>
5175 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5176 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5177 not just TARGET_SSE.
5178 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5179 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5180 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5181 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5182 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5183 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5184 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5185 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5186 (movdicc_c_rex64): Rename with '*'.
5187 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5188 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5189 (movsfcc_1_387): Rename from movsfcc_1.
5190 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5191 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5192 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5193 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5194 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5195 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5196 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5197 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5198 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5199 sse_movdfcc_const0_4): Remove.
5200 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5201 recognize min/max early. Update for changed sse cmove patterns.
5202 (ix86_split_sse_movcc): New.
5203 * config/i386/i386-protos.h: Update.
5205 2005-01-13 Steven Bosscher <stevenb@suse.de>
5207 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5208 (fix_stmt_v_may_defs): Likewise.
5210 2005-01-13 Richard Henderson <rth@redhat.com>
5212 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5213 for converting the mask.
5215 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5217 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5220 2005-01-13 Richard Henderson <rth@redhat.com>
5222 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5223 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5224 IX86_BUILTIN_MOVDQ2Q): Remove.
5225 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5226 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5227 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5229 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5230 (sse2_pextrw): Fix immediate constraint.
5231 (sse2_loadq, sse2_loadq_rex64): Remove.
5232 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5233 Use __builtin_ia32_vec_ext_<size>.
5234 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5236 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5238 * function.c (assign_parm_setup_block): Look inside original
5239 entry_parm when inspecting PARALLEL.
5241 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5242 Joel Sherrill <joel@oarcorp.com>
5245 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5246 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5247 rtems_gxx_recursive_mutex_init.
5248 (__gthread_recursive_mutex_lock): New function.
5249 (__gthread_recursive_mutex_trylock): Likewise.
5250 (__gthread_recursive_mutex_unlock): Likewise.
5252 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5254 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5256 2005-01-13 Jan Beulich <jbeulich@novell.com>
5258 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5259 (ashrti3_internal): Indicate output is early clobber. Generate result
5260 into output rather than first input. Use move for low word of output
5261 if shift count is exactly 64.
5262 (lshrti3_internal): Likewise.
5264 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5268 * reload1.c (delete_output_reload): Don't delete an output reload
5269 if the pseudo lives longer than a single basic block. Adjust and
5270 improve wording of comment.
5272 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5275 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5276 of TYPE_SIZE where we mean the number of bytes.
5278 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5280 * function.c (assign_parm_setup_block): Relax condition on
5281 multi-register optimization.
5283 2005-01-12 Nick Clifton <nickc@redhat.com>
5285 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5286 an "in_delay_slot" attribute of "no" to prevent them being used in
5287 delay slots. This is forbidden because they might generate
5290 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5293 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5296 2005-01-12 Nick Clifton <nickc@redhat.com>
5298 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5299 passed on to GAS) but do not define, as GAS no longer supports or
5300 needs the -m2000 option.
5302 2005-01-11 Roger Sayle <roger@eyesopen.com>
5304 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5305 type as args of unprototyped builtins aren't automatically promoted.
5306 (fold_builtin_abs): Likewise.
5308 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5310 * Makefile.in: Set a `build-warn' variable.
5312 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5314 PR tree-optimization/17949
5315 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5316 (find_interesting_uses_address): Use it.
5318 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5320 * regrename.c (kill_value): Handle subreg's that won't simplify.
5322 2005-01-11 Richard Henderson <rth@redhat.com>
5325 * config/i386/i386.h (enum ix86_builtins): Move ...
5326 * config/i386/i386.c: ... here.
5327 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5328 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5329 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5330 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5331 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5332 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5333 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5334 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5335 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5336 IX86_BUILTIN_LOADDDUP): Remove.
5337 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5338 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5339 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5340 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5341 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5342 (ix86_init_builtins): Make static.
5343 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5344 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5345 if all the modes match. Otherwise, fake it.
5346 (get_element_number, ix86_expand_vec_init_builtin,
5347 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5348 (ix86_expand_builtin): Make static. Update for changed builtins.
5349 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5350 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5351 (ix86_expand_vector_init_duplicate): New.
5352 (ix86_expand_vector_init_low_nonzero): New.
5353 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5354 Split out from ix86_expand_vector_init; handle integer modes.
5355 (ix86_expand_vector_init): Use them.
5356 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5357 * config/i386/i386-protos.h: Update.
5358 * config/i386/predicates.md (reg_or_0_operand): New.
5359 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5360 (movv2sf_internal): Likewise. And a splitter to match them all.
5361 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5362 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5363 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5364 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5365 (mmx_pinsrw): Fix operand ordering.
5366 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5367 rather than sse_loadss expander.
5368 (movv2df splitter): Similarly.
5369 (sse_loadss, sse_loadlss): Remove.
5370 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5371 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5372 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5373 (sse3_movddup): Rename with '*'.
5374 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5375 (sse2_loadsd): Remove.
5376 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5377 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5378 (sse2_pinsrw): Fix argument ordering.
5379 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5380 (sse2_stored): Remove 'r' destination.
5381 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5382 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5383 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5384 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5385 vec_extractv16qi, vec_initv16qi): New.
5387 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5388 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5389 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5391 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5392 (_mm_load_si128, _mm_store_si128): Likewise.
5393 (_mm_load1_pd): Use _mm_set1_pd.
5394 (_mm_load_sd): Use _mm_set_sd.
5395 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5396 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5397 (_mm_set_epi64): Use _mm_set_epi64x.
5398 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5399 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5400 _mm_setr_epi8): Use _mm_set_foo form.
5401 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5402 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5403 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5404 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5405 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5406 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5407 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5408 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5409 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5410 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5411 (_mm_movedup_pd): Use _mm_shuffle_pd.
5412 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5413 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5414 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5415 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5417 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5418 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5419 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5420 (_mm_store_ps): Use raw dereference.
5421 (_mm_store1_ps): Use _mm_storeu_ps.
5422 (_mm_storer_ps): Use _mm_store_ps.
5423 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5424 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5426 2005-01-11 Stan Shebs <shebs@apple.com>
5428 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5429 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5431 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5434 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5435 Skip all DECLs except for FIELD_DECLs.
5437 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5439 * config/s390/s390.c (override_options): Return error if
5440 -mbackchain, -mpacked-stack and -mhard-float are used together.
5441 (s390_va_start): Remove the backchain && packed-stack special case.
5442 (s390_gimplify_va_arg): Likewise.
5443 * doc/invoke.texi: Remove the ABI incompatibility note.
5445 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5447 * config/s390/s390.c (struct s390_frame_layout): Remove
5449 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5450 save_backchain_p with TARGET_BACKCHAIN.
5452 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5455 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5456 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5457 * function.c (locate_and_pad_parm): Set new field.
5458 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5459 Tweak where_pad test to include "none". Always set mem align for
5461 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5462 not sufficient for type.
5463 (assign_parm_setup_block): If stack_parm is zero on entry, always
5464 make a new stack local. Block move old stack parm if necessary
5465 to new aligned stack local.
5466 (assign_parm_setup_stack): Use a block move to handle
5467 potentially misaligned entry_parm.
5468 (assign_parms_unsplit_complex): Specify required alignment when
5469 creating stack local.
5470 * calls.c (compute_argument_addresses): Override alignment of stack
5471 arg calculated from its type with the alignment given by
5472 FUNCTION_ARG_BOUNDARY.
5473 (store_one_arg): Likewise.
5475 2005-01-11 Jan Beulich <jbeulich@novell.com>
5477 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5478 Change respective itanium_class attribute to ialu.
5479 (shladdp4_internal): New.
5480 * config/ia64/predicates.md (shladd_log2_operand): New.
5482 2005-01-11 Richard Henderson <rth@redhat.com>
5484 * expr.c (store_constructor): Use rtvec_alloc instead of
5485 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5487 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5489 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5491 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5493 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5494 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5495 (TARGET_RWRELOC): Define.
5496 (ia64_rwreloc_section_type_flags): Delete.
5497 (ia64_section_type_flags): New function.
5498 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5499 (TARGET_RWRELOC): Define.
5501 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5504 * config/ia64/ia64.c (process_set): For alloc insn, only call
5505 process_epilogue is !frame_pointer_needed.
5507 2005-01-10 Roger Sayle <roger@eyesopen.com>
5510 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5511 unary operator and can't be treated as a binary/comparison operator.
5513 2005-01-10 Richard Henderson <rth@redhat.com>
5515 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5516 (ix86_return_in_memory): Likewise.
5517 (function_arg_advance): Likewise. Mirror structure in function_arg
5518 for choosing register to advance.
5520 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5522 * tree-vectorizer.c, tree.def: Fix comment typos.
5524 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5526 * config/s390/s390.c (struct processor_costs): 4 new fields:
5527 ddbr, ddr, debr, der.
5528 (s390_rtx_costs): More precise handling of divide instructions.
5530 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5532 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5534 2005-01-10 Jan Beulich <jbeulich@novell.com>
5536 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5537 names resulting from -ffunction-sections/-fdata-sections and linkonce
5539 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5540 based on the section name. Rearrange the section name comparison logic
5541 slightly so that each section name is compared against at most once.
5543 2005-01-10 Ben Elliston <bje@au.ibm.com>
5545 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5546 targets for which -fPIC reduces limitations on the GOT size.
5548 2005-01-09 Falk Hueffner <falk@debian.org>
5550 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5553 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5556 * collect2.c (main): Set aixrtl_flag for -brtl option.
5557 (resolve_lib_name): Search for .so file extension before .a
5560 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5562 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5563 (vect_analyze_data_refs_alignment): Add dump prints.
5565 2005-01-09 Ira Rosen <irar@il.ibm.com>
5567 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5568 expr_invariant_in_loop_p.
5569 Initialize outputs first thing in the function.
5570 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5571 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5572 (vect_analyze_pointer_ref_access): Check that the initial condition of
5573 the access function is loop invariant.
5575 2005-01-09 Richard Henderson <rth@redhat.com>
5577 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5578 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5579 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5580 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5581 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5582 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5583 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5584 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5585 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5586 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5587 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5588 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5589 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5590 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5591 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5592 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5593 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5594 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5595 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5596 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5597 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5598 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5599 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5601 (mmx_clrdi, pavgusb): Remove.
5602 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5603 with leading sse_ prefix.
5604 * config/i386/sse.md: Receive them.
5605 * config/i386/mmx.md: New file.
5606 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5607 (subrv2sf3): Turn into expander for normal subtraction.
5608 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5609 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5610 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5611 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5612 commutative; use ix86_binary_operator_ok.
5613 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5614 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5615 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5616 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5617 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5618 Macroize from existing patterns; use ix86_binary_operator_ok.
5619 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5620 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5621 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5622 with vec_select+vec_concat.
5623 (mmx_pshufw, mmx_pshufw_1): Likewise.
5624 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5625 (mmx_uavgv4hi3): Model correctly.
5626 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5627 _mm_xor_si64): Remove casts.
5629 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5631 PR tree-optimization/19224
5632 * tree-scalar-evolution.c (get_instantiated_value,
5633 set_instantiated_value): New functions.
5634 (instantiate_parameters_1): Cache the results.
5635 (instantiate_parameters, resolve_mixers): Initialize and free
5638 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5640 * config/i386/i386.md (addhi_4): Correct reference in comment.
5643 2005-01-08 Richard Henderson <rth@redhat.com>
5645 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5646 (_mm_cvtsi128_si64x): Likewise.
5647 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5648 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5649 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5650 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5651 * config/i386/i386-protos.h: Update.
5652 * config/i386/i386.c (print_operand): Add 'H'.
5653 (ix86_fixup_binary_operands): Split out from ...
5654 (ix86_expand_binary_operator): ... here.
5655 (ix86_fixup_binary_operands_no_copy): New.
5656 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5657 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5658 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5659 (safe_vector_operand): Use CONST0_RTX.
5660 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5661 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5662 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5663 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5665 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5666 (IX86_BUILTIN_CMPNGESS): New.
5667 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5668 (attr type): Add sselog1.
5669 (attr unit, attr memory): Handle it.
5670 (movti, movti_internal, movti_rex64): Move near other integer moves.
5671 (movtf, movtf_internal): Move near other fp moves.
5672 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5673 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5674 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5675 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5676 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5677 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5678 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5679 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5680 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5681 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5682 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5683 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5684 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5685 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5686 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5687 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5688 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5689 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5690 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5691 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5692 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5693 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5694 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5695 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5696 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5697 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5698 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5699 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5700 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5701 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5702 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5703 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5704 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5705 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5706 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5707 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5708 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5709 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5710 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5711 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5712 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5713 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5714 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5715 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5717 (SSEPUSH, push<SSEPUSH>): Remove.
5718 (MMXPUSH, push<MMXPUSH>): Remove.
5719 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5720 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5721 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5722 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5723 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5724 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5725 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5726 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5727 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5728 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5729 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5730 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5731 (ppro_sse_log_V4SF): Handle sselog1.
5732 * config/i386/predicates.md (const_0_to_1_operand): New.
5733 (const_0_to_255_mul_8_operand): New.
5734 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5735 (const_2_to_3_operand, const_4_to_7_operand): New.
5736 * config/i386/sse.md: New file.
5737 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5738 (sse_movups): Rename from sse_movups_1.
5739 (sse_loadlss): Rename from sse_loadss_1.
5740 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5742 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5743 (absv4sf2, negv2df, absv2df): New.
5744 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5745 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5746 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5747 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5748 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5749 (sse3_addsubv4sf3): Model correctly.
5750 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5751 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5752 (sse_movhlps): Model with vec_select+vec_concat.
5753 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5754 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5755 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5756 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5757 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5758 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5759 sse2_pshufhw_1): Likewise.
5760 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5761 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5762 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5763 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5764 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5765 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5766 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5767 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5768 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5769 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5770 sminv8hi3): Mark commutative
5771 operands. Use ix86_binary_operator_ok.
5772 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5773 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5774 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5775 sse2_punpcklqdq): Allow operand2 in memory.
5776 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5777 sse2_movsd): Add memory alternatives.
5778 (sse_storelps): Turn expander into an insn; split after reload.
5779 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5780 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5782 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5784 * configure.ac (DWARF-2 debug_line): Use objdump.
5785 * configure: Regenerate.
5787 2005-01-08 Jeff Law <law@redhat.com>
5788 Diego Novillo <dnovillo@redhat.com>
5790 PR tree-optimization/18241
5791 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5792 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5793 statements with volatile operands.
5794 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5795 operands after marking a statement with has_volatile_ops.
5797 2005-01-08 Roger Sayle <roger@eyesopen.com>
5799 * tree.c (int_fits_type_p): Always honor integer constant
5800 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5802 2005-01-08 Roger Sayle <roger@eyesopen.com>
5804 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5805 the latent bug in rtl_delete_block has been resolved.
5807 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5809 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5810 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5812 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5814 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5815 library as @multilib_dir@/$(SHLIB_SONAME).
5817 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5819 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5820 * configure: Regenerate.
5822 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5824 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5827 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5830 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5831 Convert non-word aligned offset address using ld/std into
5834 2005-01-07 Richard Henderson <rth@redhat.com>
5836 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5838 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5840 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5842 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5844 PR tree-optimization/19283
5845 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5846 is not shorter than the original type.
5848 PR rtl-optimization/19012
5849 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5851 PR rtl-optimization/18861
5852 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5853 (FULL_STATE): Define.
5854 (mark_tablejump_edge): New function.
5855 (purge_dead_tablejump_edges): New function.
5856 (find_bb_boundaries): Use it.
5858 PR tree-optimization/18828
5859 * builtins.c (expand_builtin_next_arg): Remove argument and all
5860 the argument checking.
5861 (expand_builtin): Adjust caller.
5862 (expand_builtin_va_start): Likewise. Remove error for too many
5864 (fold_builtin_next_arg): Issue error for too many arguments.
5865 After checking arguments, replace them with magic arguments that
5866 prevent further checking of the args.
5868 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5870 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5872 2005-01-06 Roger Sayle <roger@eyesopen.com>
5875 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5876 and %{.S:...} (and their negative variants) to test whether the
5877 input file is assembler or pre-processed-assembler independent of
5878 the actual filename extension.
5880 2005-01-06 Roger Sayle <roger@eyesopen.com>
5882 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5883 of sign or zero extended values.
5885 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5887 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5888 for IBM long double format correctly.
5890 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5892 Fix PR tree-optimization/18792
5894 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5895 to first_loop_depth, and use loop depth instead of loop number.
5896 (build_classic_dir_vector): Ditto.
5897 (compute_data_dependences_for_loop): Use depth, not loop number.
5898 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5899 number. Pass in loops, instead of loop numbers.
5900 (gather_interchange_stats): Ditto.
5901 (linear_transform_loops): Ditto.
5903 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5906 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5907 biv_fits_mode_p, extension_within_bounds_p): New functions.
5908 (check_ext_dependent_givs): Use them.
5910 2005-01-06 Roger Sayle <roger@eyesopen.com>
5912 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5913 more than one barrier, in which case we should delete them all.
5915 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5917 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5919 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5921 Fix PR middle-end/19286
5923 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5924 output this subprogram, simply ignore this attempt to do it again.
5925 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5926 origin attribute if it's not possible.
5927 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5928 (decls_for_scope): Ditto.
5929 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5930 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5932 2005-01-05 Richard Henderson <rth@redhat.com>
5935 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5936 (bdesc_2arg): Use it.
5937 (ix86_expand_binop_builtin): Force operands into registers
5939 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5940 ix86_expand_sse_compare, ix86_expand_sse_comi,
5941 ix86_expand_builtin): Likewise.
5943 2005-01-05 Richard Henderson <rth@redhat.com>
5945 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5947 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5948 (mulv4hi3): Set itanium_class mmmul.
5949 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5950 (fpack): Rename from fpack_sfsf.
5952 2005-01-05 Richard Henderson <rth@redhat.com>
5955 * reload1.c (do_input_reload): Restrict the optimization deleteing
5956 a previous output reload to RELOAD_FOR_INPUT.
5958 2005-01-05 Steven Bosscher <stevenb@suse.de>
5960 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5961 comment that we fall through after case.
5962 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5963 (distribute_links): Likewise.
5964 * cse.c (cse_insn): Likewise.
5965 * cselib.c (cselib_invalidate_mem): Likewise.
5966 * df.c: Update comments at the top of the file.
5967 (read_modify_subreg_p): Update comments here too.
5968 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5969 * flow.c (mark_set_1): Likewise.
5970 (mark_used_regs): Likewise.
5971 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5972 (canon_list_insert): Likewise.
5973 (mark_set): Likewise.
5974 (try_replace_reg): Likewise.
5975 (store_killed_in_insn): Likewise.
5976 * loop.c (count_one_set): Likewise.
5977 (basic_induction_var): Likewise.
5978 * postreload-gcse.c (find_mem_conflicts): Likewise.
5979 * postreload.c (reload_combine_note_store): Likewise.
5980 (move2add_note_store): Likewise.
5981 * reload.c (find_equiv_reg): Likewise.
5982 (mark_referenced_resources): Likewise.
5983 * rtlanal.c (set_noop_p): Likewise.
5984 (note_stores): Likewise.
5985 (note_uses): Likewise.
5986 * sched-deps.c (sched_analyze_1): Likewise.
5987 * sched-rgn.c (check_live_1): Likewise.
5988 (update_live_1): Likewise.
5989 * config/i860/i860.c: Likewise.
5991 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5993 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5995 * doc/rtl.texi: Update documentation for bit-fields and SET.
5997 2005-01-05 Roger Sayle <roger@eyesopen.com>
5999 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6001 2005-01-05 Jan Hubicka <jh@suse.cz>
6002 Richard Henderson <rth@redhat.com>
6005 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6008 2005-01-05 Richard Henderson <rth@redhat.com>
6011 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6012 (sse_shufps): Change operand 3 to const_int_operand.
6013 (sse2_storelps): Fix typo in template.
6014 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6015 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6016 (ix86_expand_builtin): Likewise.
6018 2005-01-05 Julian Brown <julian@codesourcery.com>
6020 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6021 as aggregates for AAPCS ABIs.
6023 2005-01-05 Stan Shebs <shebs@apple.com>
6025 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6026 Mach-O getters if ppc64.
6027 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6029 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6030 signed four-byte field for global code case.
6031 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6033 2005-01-05 Roger Sayle <roger@eyesopen.com>
6036 * c-common.c: Include real.h.
6037 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6038 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6039 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6040 * Makefile.in (c-common.o): Update dependencies.
6042 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6044 * c-parse.in (asm_string): Add trailing semicolon.
6046 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6048 * c-parse.in (asm_string): New. Don't allow wide strings in
6050 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6051 asm_string instead of STRING.
6053 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6055 * c-typeck.c (constructor_no_implicit): Remove.
6056 (set_designator, process_init_element): Don't check
6057 constructor_no_implicit.
6059 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6060 Kaz Kojima <kkojima@gcc.gnu.org>
6063 * lcm.c (create_pre_exit): New.
6064 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6065 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6067 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6069 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6070 -msoft-float in target_float_switch.
6071 * arm.c (arm_override_options): Fix processing of target_float_switch.
6073 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6075 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6078 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6080 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6081 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6083 2005-01-04 Roger Sayle <roger@eyesopen.com>
6085 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6086 if deleting the then-block allows the test-block to fallthru to the
6089 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6092 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6093 after the full declaration if the are in two different TUs.
6095 2005-01-04 Richard Henderson <rth@redhat.com>
6098 * tree-sra.c (generate_one_element_init): Just
6099 call gimplify_and_add.
6100 (generate_element_init): Record the
6101 new referenced variables and mark them for renaming
6102 and split out to ...
6103 (generate_element_init_1): This.
6104 (scalarize_init): Don't call push_gimplify_context/
6105 pop_gimplify_context.
6107 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6109 * toplev.c (get_src_pwd): Handle failure of getpwd().
6111 2005-01-04 Roger Sayle <roger@eyesopen.com>
6113 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6115 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6116 all the cases handled by it are inverted by invert_truthvalue.
6118 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6120 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6121 (save_register_windowsi): Likewise.
6123 2005-01-04 Richard Henderson <rth@redhat.com>
6125 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6127 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6130 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6131 any simplifications of vector mode comparison operators.
6132 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6134 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6135 Devang Patel <dpatel@apple.com>
6137 PR tree-optimization/18308
6138 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6139 the operands before creating a new expression.
6140 * dojump.c (do_jump): Make drop_through_label available
6141 for all cases. Add expansion of COND_EXPR.
6143 2005-01-04 Ira Rosen <irar@il.ibm.com>
6145 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6146 INTEGER_CST instead of TREE_CONSTANT.
6147 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6148 instead of TREE_CONSTANT.
6149 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6150 instead of TREE_CONSTANT.
6152 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6154 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6156 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6159 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6160 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6162 2005-01-03 Richard Henderson <rth@redhat.com>
6164 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6165 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6166 fold_convert_const_real_from_real): Split out from ...
6167 (fold_convert_const): ... here.
6169 2005-01-03 Richard Henderson <rth@redhat.com>
6172 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6173 (mov<MMXMODEI>_internal): Likewise.
6174 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6175 Add V2SF case; use it for SSE1; don't use TI.
6176 (movdf_integer): Likewise.
6177 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6179 2005-01-03 Ira Rosen <irar@il.ibm.com>
6181 * tree-vectorizer.c (vect_strip_conversions): New function.
6182 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6183 check for binary class.
6185 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6189 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6191 * gimple-low.c (mark_blocks_with_used_vars): New function.
6192 (mark_blocks_with_used_subblocks): Ditto.
6193 (mark_used_blocks): Ditto.
6194 (pass_mark_used_blocks): New pass.
6195 * tree-inline.c: Include debug.h.
6196 (expand_call_inline): Call outlining_inline_function here.
6197 * tree-optimize.c (init_tree_optimization_passes): Add
6198 pass_mark_used_blocks.
6199 * tree-pass.h (pass_mark_used_blocks): New.
6200 * Makefile.in (tree-inline.o): Add debug.h dependency.
6202 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6204 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6205 VAR_DECLs to have weak_import attribute.
6207 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6210 2004-01-03 Steven Bosscher <stevenb@suse.de>
6212 * passes.c (rest_of_compilation): Don't run regmove if only
6213 flag_expensive_optimizations, require flag_regmove instead.
6215 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6217 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6219 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6220 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6221 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6222 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6224 2005-01-03 Richard Henderson <rth@redhat.com>
6226 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6227 (ia64_const_ok_for_letter_p): New.
6228 (ia64_const_double_ok_for_letter_p): New.
6229 (ia64_extra_constraint): New.
6230 (ia64_expand_vecint_compare): New.
6231 (ia64_expand_vcondu_v2si): New.
6232 (ia64_expand_vecint_cmov): New.
6233 (ia64_expand_vecint_minmax): New.
6234 (ia64_print_operand): Add 'v'.
6235 (ia64_preferred_reload_class): New.
6236 (ia64_vector_mode_supported_p): New.
6237 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6238 (PREFERRED_RELOAD_CLASS): Move to function.
6239 (CONST_OK_FOR_LETTER_P): Move to function.
6240 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6241 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6242 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6243 (EXTRA_CONSTRAINT): Move to function.
6244 * config/ia64/ia64.md: Include vect.md.
6245 (itanium_class): Add mmalua.
6247 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6249 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6250 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6252 (const_int_2bit_operand): New.
6253 (fr_reg_or_0_operand): New.
6254 * config/ia64/ia64-modes.def: Add vector modes.
6255 * config/ia64/ia64-protos.h: Update.
6256 * config/ia64/vect.md: New file.
6258 2005-01-03 Richard Henderson <rth@redhat.com>
6260 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6262 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6265 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6267 (log1pdf2): Change mode of operands[0,1] to DFmode.
6269 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6271 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6272 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6273 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6274 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6275 SPARC_RELAXED_ORDERING.
6277 2005-01-03 Richard Henderson <rth@redhat.com>
6278 Uros Bizjak <uros@kss-loka.si>
6281 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6282 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6283 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6285 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6286 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6287 const_pow2_1_to_128_operand): New predicates.
6289 2005-01-02 Greg McGary <greg@mcgary.org>
6291 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6293 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6294 object. [ptr_type]: Remove unused variable.
6295 Remember nearest addressable array-element or record-component
6296 when checking bitfield components. Tolerate empty BIND_EXPR.
6298 2005-01-01 Richard Henderson <rth@redhat.com>
6300 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6301 that don't narrow the value. Fail for other conversions.
6303 2005-01-01 Richard Henderson <rth@redhat.com>
6306 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6307 * c-lang.c (finish_file): Don't do it here.
6308 * objc/objc-act.c (objc_finish_file): Likewise.
6310 * cgraph.c (decl_assembler_name_equal): New.
6311 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6312 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6313 * cgraph.h (struct cgraph_varpool_node): Add next.
6314 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6315 * varasm.c (assemble_alias): Mark the target as needed.
6317 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6320 * function.c (get_arg_pointer_save_area): Use entry_of_function
6321 instead of get_insns.
6323 2005-01-01 Roger Sayle <roger@eyesopen.com>
6324 Andrew Pinski <pinskia@physics.uc.edu>
6325 James E. Wilson <wilson@specifixinc.com>
6327 PR rtl-optimization/12092
6328 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6331 2005-01-01 Roger Sayle <roger@eyesopen.com>
6332 Olivier Hainque <hainque@act-europe.fr>
6334 * tree.c (int_fits_type_p): A narrower type always fits in a
6335 wider one, except for negative values into unsigned types.
6337 2005-01-01 Roger Sayle <roger@eyesopen.com>
6339 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6340 with the original constant rather than require TREE_OVERFLOW.
6342 2005-01-01 Steven Bosscher <stevenb@suse.de>
6345 * c-decl.c (finish_function): If compiling C99, annotate the
6346 compiler generated return with the current file name and line 0.
6347 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6348 the source line is greater than 0.
6349 (remove_bb): Likewise.
6351 See ChangeLog.12 for earlier changes.