1 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7 * expr.c (expand_assignment): Remove orig_to_rtx.
9 * fold-const.c (int_const_binop): Remove no_overflow.
11 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13 * loop-iv.c (get_biv_step_1): Remove lhs.
15 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
17 * real.c (real_nan): Remove neg.
19 * function.c (thread_prologue_and_epilogue_insns): Remove i
22 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
25 * tree-eh.c (tree_could_trap_p): Remove idx.
27 * tree-into-ssa.c (ann): Remove ann.
29 2005-03-08 Jeff Law <law@redhat.com>
31 * tree-cfg.c (cleanup_control_flow): If removal of a computed
32 goto results in the removal of edges in the CFG, then we need
33 to recompute dominators.
35 2005-03-09 Ben Elliston <bje@au.ibm.com>
37 * c-common.c (c_do_switch_warnings): Comment fix.
39 2005-03-08 Julian Brown <julian@codesourcery.com>
41 * Patch from 2005-03-08 reverted for causing regressions and
42 ppc-darwin bootstrap failure.
44 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
46 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
47 Define the real function for ppc-darwin.
48 * c-typeck.c (convert_arguments): Check for target-specific
49 invalid argument call to unprototyped function.
50 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
52 * target.h (invalid_arg_for_unprototyped_fn): New field
54 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
56 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
59 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
61 * c-typeck.c (constructor_stack, constructor_range_stack,
62 initializer_stack): Make them static.
64 * cfg.c (rbi_pool): Make it static.
66 * gimple-low.c (lower_stmt_body): Make it static.
67 * tree-flow.h: Remove the corresponding prototype. Don't
70 * sched-deps.c (cache_size): Make it static.
72 * stor-layout.c (lang_adjust_rli): Make it static.
74 2005-03-08 Julian Brown <julian@codesourcery.com>
76 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
77 from being used for symbols with vague linkage when
78 HAVE_GAS_COMDAT_GROUP is true.
80 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
82 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
83 nlabel == JUMP_LABEL (jump).
85 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
87 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
88 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
89 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
90 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
92 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
95 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
96 * c-common.c (handle_returns_twice): New function.
97 (c_common_attribute_table): Declare eturns_twice' attribute.
98 * doc/extend.texi: Document eturns_twice' attribute.
99 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
100 (struct tree_decl): Add returns_twice_flag.
102 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
104 * tree-ssa-phiopt.c: Fix a comment typo.
106 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
107 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
108 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
111 2005-03-08 Richard Henderson <rth@redhat.com>
113 * config/alpha/alpha.c (code_for_builtin): Replace special-case
114 builtin codes with ctzdi2, clzdi2, popcountdi2.
115 (struct alpha_builtin_def): Add is_const.
116 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
117 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
118 (alpha_init_builtins): Init them. Set nothrow and const attributes
120 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
121 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
122 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
123 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
124 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
125 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
126 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
127 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
128 (TARGET_FOLD_BUILTIN): New.
129 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
130 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
132 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
134 2005-03-08 Ira Rosen <irar@il.ibm.com>
136 PR tree-optimization/20122
137 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
138 condition of access function instead of base.
140 2005-03-07 Jeff Law <law@redhat.com>
141 Steven Bosscher <stevenb@suse.de>
143 * tree-cfg.c (find_taken_edge_computed_goto): New function.
144 (find_taken_edge): Call find_taken_edge_computed_goto as
145 appropriate. Allow any gimple invariant rather than just
147 (cleanup_control_flow): Cleanup a computed goto which has turned
149 (tree_merge_blocks): If block B has any forced labels, move
150 them to the start of block A.
151 * tree-ssa-dom.c (thread_across_edge): Allow threading across
152 computed gotos as well.
153 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
154 removal of unnecessary computed gotos too.
155 (lookup_redirection_data): Fix type of INSERT argument. Callers
158 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
160 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
161 Remove trailing spaces.
163 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
164 unshare_all_trees): Make them static.
165 * tree-gimple.h: Remove the corresponding prototypes.
167 * diagnostic.h: Remove unused prototype
169 * modulo-sched.c: Remove unused prototype
170 set_row_column_for_ps.
172 * tree-ssa-phiopt.c (tree_ssa_phiopt,
173 replace_phi_edge_with_variable): Remove unused variable i.
175 2005-03-07 Per Bothner <per@bothner.com>
177 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
179 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
182 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
183 bbs on the COND_EXPR instead of the PHI_NODEs.
184 (candidate_bb_for_phi_optimization): Remove.
185 (replace_phi_with_stmt): Rename to ...
186 (replace_phi_edge_with_variable): this and change so that we
187 replace the phi argument instead of removing the PHI.
188 (conditional_replacement): Change so we deal with PHI with more
190 (value_replacement): Likewise.
191 (abs_replacement): Likewise.
193 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
195 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
196 output_e500_flip_gt_bit.
198 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
200 (rs6000_generate_compare): Fix logic to look at the correct bits.
201 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
203 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
204 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
205 gen_move_from_CR_gt_bit.
207 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
208 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
209 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
211 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
212 (E500_CR_IOR_COMPARE): New constant.
214 2005-03-08 Earl Chew <earl_chew@agilent.com>
215 David Billinghurst <David.Billinghurst@riotinto.com>
217 * config/i386/host-cygwin.c: New file to support precompiled
219 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
220 * config.host: Use above files for cygwin host.
222 2005-03-07 David Edelsohn <edelsohn@gnu.org>
224 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
225 ordering ops from earlier change.
227 2005-03-07 Per Bothner <per@bothner.com>
229 Various fixes to allow us to again build if --enable-mapped-location:
230 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
231 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
232 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
233 local variable loc. Change logic appropriately.
234 * tree-vect-transform.c (vect_finish_stmt_generation): Use
235 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
236 * c-parser.c (c_parser_for_statement): Initialize loc variable.
237 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
238 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
240 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
242 PR rtl-optimization/19683
243 * reload1.c (choose_reload_regs): Pass the number of bits, not the
244 number of bytes, to smallest_int_for_mode. Fix arguments to
245 REG_CANNOT_CHANGE_MODE_P.
247 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
249 * reorg.c (relax_delay_slots): Check that the jump is
250 conditional before trying to invert it.
252 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
254 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
257 * calls (stack_arg_under_construction): Make it static.
259 * flow.c (regs_live_at_setjmp): Make it static.
260 * flow.h: Remove the corresponding prototype.
262 * reload1.c (reload_startobj, reload_firstobj,
263 something_needs_operands_changed, reload_inherited,
264 reload_inheritance_insn, reload_override_in,
265 reload_spill_index): Make them static.
267 * recog.c (verify_changes): Make it static.
268 * recog.h: Remove the corresponding prototype.
270 * cfgbuild.c (find_sub_basic_blocks): Remove.
271 * basic-block.h: Remove the corresponding prototype.
272 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
274 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
276 * tree-ssa-operands.c (check_build_stmt): Remove.
278 * stor-layout.c (set_alignment): Remove.
279 * tree.h: Remove the corresponding prototype.
281 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
283 * tree-ssa-dce.c (control_dependence_map,
284 visited_control_parents): Make them static.
286 * cfghooks.c (verify_flow_info): Remove local variable
289 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
292 * loop-unswitch.c (unswitch_loop): Remove local variable src.
294 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
296 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
298 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
300 * config/ia64/hpux.h (LINK_SPEC): Add -z.
301 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
302 PARALLEL for an empty structure.
304 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
306 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
308 * fold-const.c (fold_binary): Unroll the very first "for"
311 2005-03-06 David Edelsohn <edelsohn@gnu.org>
313 * config/rs6000/predicates.md (branch_comparison_operator): Remove
314 redundant match_code test.
315 (scc_comparison_operator): Swap match_operand and match_code
317 (branch_positive_comparison_operator): Same.
318 (trap_comparison_operator): Use comparison_operator and swap with
321 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
324 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
325 (out_movhi_r_mr): Read low byte of volatile MEM first.
326 (out_movhi_mr_r): Write high byte of volatile MEM first.
328 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
330 * cselib.c (reg_values, reg_values_size): Make them static.
332 * cse.c (cse_reg_info_table): Make it static.
334 * fold-const.c (fold_unary): Use build1 instead of copy_node.
336 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
338 * cse.c (find_best_addr): Use canon_for_address.
340 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
342 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
343 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
344 SUBREG and MEM, respectively.
346 * fold-const.c (fold_binary): Use code instead of t.
348 * fold-const.c (optimize_minmax_comparison): Take decomposed
349 arguments code, type, op0, and op1 instead of t.
350 (fold_binary): Update a call to optimize_minmax_comparison.
352 * fold-const.c (fold_range_test): Take decomposed arguments
353 code, type, op0, and op1 instead of t.
354 (fold_binary): Update a call to fold_range_test.
356 * fold-const.c (fold_binary_op_with_conditional_arg): Take
357 decomposed arguments code, type, op0, and op1 instead of t.
358 (fold_binary): Update a call to fold_range_test.
360 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
362 * fold-const.c (fold_binary): Avoid directly using the original
363 expression t as much as possible.
365 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
367 * c-semantics.c (build_stmt): Use TYPE_P instead of
368 IS_NON_TYPE_CODE_CLASS.
369 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
370 (NON_TYPE_CHECK): Use TYPE_P instead of
371 IS_NON_TYPE_CODE_CLASS.
373 * fold-const.c (fold): Remove handling of binary expressions.
375 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
377 * doc/c-tree.texi: Wrap comments in @r{}.
378 * doc/cpp.texi: Likewise.
379 * doc/cppinternals.texi: Likewise.
380 * doc/extend.texi: Likewise.
381 * doc/md.texi: Likewise.
382 * doc/objc.texi: Likewise.
383 * doc/sourcebuild.texi: Likewise.
384 * doc/tm.texi: Likewise.
387 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
389 * predict.c (apply_return_prediction): Standardize PHI chain
391 * tree-ssa.c (ssa_redirect_edge): Likewise.
393 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
394 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
397 * tree-phinodes.c (remove_phi_node): Drop the last argument.
398 * tree-flow.h: Adjust the prototype for remove_phi_node.
399 * lambda-code.c (perfect_nestify): Adjust a call to
402 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
403 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
405 * tree-ssa-dce.c (remove_dead_phis): Likewise.
406 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
407 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
408 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
410 * combine.c (simplify_and_const_int): Use gen_int_mode instead
411 of GEN_INT (trunc_int_for_mode (...)).
412 * loop-iv.c (iv_number_of_iterations): Likewise.
413 * postreload.c (reload_cse_move2add): Likewise.
414 * simplify-rtx.c (simplify_const_unary_operation,
415 simplify_const_binary_operation): Likewise.
416 * stor-layout.c (get_mode_bounds): Likewise.
418 * fold-const.c (fold_binary): New.
419 (fold): Call fold_binary on binary expressions.
421 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
423 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
424 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
425 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
426 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
427 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
429 2005-03-04 Devang Patel <dpatel@apple.com>
431 PR tree-optimization/18815
432 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
433 loops with zero exit edges.
435 2005-03-04 Devang Patel <dpatel@apple.com>
437 * doc/invoke.texi: Remove reference to webpage that does not exist.
439 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
440 Joseph S. Myers <joseph@codesourcery.com>
443 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
444 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
445 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
446 * pa.c (get_plabel): Change argument to symbol_ref. Call
447 maybe_get_identifier instead of get_identifier.
448 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
449 (struct deferred_plabel): Replace name field with symbol field.
450 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
451 ASM_OUTPUT_EXTERNAL_REAL is defined.
452 (output_global_address): Use output_addr_const for output of all
454 (output_deferred_plabels): Use symbol_ref instead of name for address
456 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
457 ASM_OUTPUT_SYMBOL_REF): New macros.
458 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
460 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
463 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
465 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
466 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
468 2005-03-04 Jeff Law <law@redhat.com>
470 * basic-block.h (rediscover_loops_after_threading): Declare.
471 * tree-ssa-dom.c: Include cfgloop.h.
472 (tree_ssa_dominator_optimize): Discover loops and some basic
473 properties. Remove forwarder blocks recreated by loop header
474 canonicalization. Also mark backedges in the CFG.
475 * tree-ssa-threadupdate.c: Include cfgloop.h
476 (rediscover_loops_after_threading): Define.
477 (struct local_info): New field, JUMP_THREADED.
478 (prune_undesirable_thread_requests): New function.
479 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
480 then record that fact for the callers of redirct_edges.
481 (thread_block): If BB has incoming backedges, then call
482 prune_undesirable_thraed_requests. Note when we are
483 going to have to rediscover loop information. Return a
484 boolean indicating if any jumps were threaded.
485 (thread_through_all_blocks): Bubble up boolean indicating
486 if any jumps were threaded.
487 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
488 (tree-ssa-threadupdate.o): Similarly.
490 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
492 * fold-const.c (fold_ternary): Unroll the "for" loop to
495 2005-03-04 Andrew Haley <aph@redhat.com>
497 * unwind-dw2-fde-glibc.c (struct
498 unw_eh_callback_data.check_cache): New field.
499 (frame_hdr_cache): New.
500 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
501 Cache frame header info.
503 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
505 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
506 (print_c_condition): Declare.
507 * read-rtl.c (ptr_loc): New structure.
508 (ptr_locs, ptr_loc_obstack, joined_conditions)
509 (joined_conditions_obstack): New variables.
510 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
511 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
512 (join_c_conditions, print_c_condition): New functions.
513 (apply_macro_to_string): Associate the new string with the same
514 source location as the old one.
515 (add_condition_to_string): Use join_c_conditions.
516 (read_string): Use set_rtx_ptr_loc to record a filename and line
517 number for the string.
518 (read_rtx): Initialize the new variables above.
519 * genattrtab.c (write_test_expr, write_attr_value): Use
521 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
522 comment above the GCC_VERSION check.
523 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
524 Inline the definition of MAYBE_EVAL.
525 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
526 * genoutput.c (process_template): Likewise.
527 * genpreds.c (write_predicate_subfunction): Likewise.
528 (write_predicate_expr): Use print_c_condition.
529 * genrecog.c (write_cond): Likewise.
530 * gensupport.c (process_rtx): Use join_c_conditions to join the
531 conditions of a define_insn_and_split. Record a source location
532 for the string after the "&&".
533 (alter_test_for_insn): Use join_c_conditions.
535 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
538 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
539 PR tree-optimization/15784
540 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
543 2005-03-04 Ben Elliston <bje@au.ibm.com>
545 * gcc.c (option_map): Add --coverage.
546 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
547 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
548 * config/darwin.h: Pass -lgcov for `coverage'.
549 * doc/invoke.texi (Debugging Options): Document --coverage.
551 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
553 * gcse.c (bypass_block): Use find_edge wherever possible.
555 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
559 * c-opts.c (c_common_parse_file): Call start_source_file
560 and end_source_file at the approriate times.
562 * dwarf2out.c (dwarf2out_finish): Don't auto-end
563 the main file, it will be done for us now.
565 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
567 * fold-const.c (fold_ternary): New.
568 (fold): Call fold_ternary on ternary expressions. Remove
569 handling of ternary expressions.
571 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
573 PR tree-optimization/15784
574 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
577 2005-03-03 David Edelsohn <edelsohn@gnu.org>
579 * config/rs6000/predicates.md (branch_comparison_operator):
580 Convert from C block to conditional format.
582 2005-03-03 Jan Hubicka <jh@suse.cz>
584 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
585 and non-constant public variables.
587 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
589 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
592 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
595 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
596 calls to release_ssa_name and release_phi_node.
598 * fold-const.c (fold): Remove handling of unary expressions.
600 * fold-const.c (fold_unary): Avoid directly using the original
601 expression t as much as possible.
603 2005-03-03 Roger Sayle <roger@eyesopen.com>
604 Andrew Pinski <pinskia@physics.uc.edu>
606 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
607 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
609 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
611 Describe special registers SRP and MOF as allocatable registers.
612 * config/cris/cris.c (cris_md_asm_clobbers): New function.
613 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
614 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
615 TARGET_HAS_MUL_INSNS.
616 (cris_print_operand) <case 'd'>: New case.
617 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
618 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
620 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
621 (REG_ALLOC_ORDER): Update for MOF.
622 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
624 (GENERAL_REGS): No longer a define of ALL_REGS.
625 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
626 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
628 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
629 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
630 (SECONDARY_RELOAD_CLASS): Define.
631 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
632 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
633 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
634 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
635 (REGISTER_MOVE_COST): Define.
636 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
637 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
638 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
639 (CRIS_MOF_REGNUM): New define_constants.
640 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
642 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
644 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
645 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
646 Adjust for MOF being properly described as a register.
647 (indir_to_reg_split): Name this split. Conditionalize on the
648 destination register being a general register.
649 (movei): Conditionalize on on operands 0 and 1 having the same
652 2005-03-03 Alan Modra <amodra@bigpond.net.au>
655 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
656 -mcpu to override any other explicitly given flags.
658 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
660 * recog.c (verify_changes, confirm_change_group): New functions,
661 broken out of apply_change_group.
662 (apply_change_group): Use them.
663 * recog.h (verify_change, confirm_change_group): Declare.
664 * rtl.h (redirect_jump_2): Declare.
665 * jump.c (redirect_exp, invert_exp): Delete.
666 (invert_exp_1): Take second parameter. Return value. Changed caller.
667 (redirect_jump_2): New function, broken out of redirect_jump.
668 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
669 (invert_jump): Use invert_jump_1 and redirect_jump_2.
670 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
672 2005-03-02 Geoffrey Keating <geoffk@apple.com>
674 * varasm.c (named_section): Use xstrdup rather than doing it by
677 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
679 2005-03-02 Devang Patel <dpatel@apple.com>
681 Undo PR tree-optimization/18815 fix.
683 2005-03-02 Devang Patel <dpatel@apple.com>
685 PR tree-optimization/18815
686 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
687 loops with zero exit edges.
689 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
691 * cfg.c (connect_src, connect_dest, disconnect_src,
692 disconnct_dest): New.
693 (unchecked_make_edge, remove_edge, redirect_edge_succ,
694 redirect_edge_pred): Use the new functions.
696 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
697 free_dominance_info only when needed.
699 2005-03-02 David Edelsohn <edelsohn@gnu.org>
702 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
703 (reg_or_sub_cint64_operand): Same.
705 2005-03-02 Jeff Law <law@redhat.com>
707 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
708 CFG_ALTERED in the main DOM iteration loop.
710 2005-03-02 Mark Mitchell <mark@codesourcery.com>
713 * varasm.c (initializer_constant_valid_p): Allow conversions
714 between OFFSET_TYPEs. Tidy.
716 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
718 * config/cris/cris.md ("return"): Remove epilogue delay list
721 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
723 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
725 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
727 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
729 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
730 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
731 config/m68k/m68k.c, config/mips/mips.h,
732 config/rs6000/rs6000-protos.h, doc/contrib.texi,
733 doc/include/gcc-common.texi: Update copyright.
735 PR middle-end/18029 and PR middle-end/18030
736 * expr.c (optimize_bitfield_assignment_op): Add a special case
737 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
739 * fold-const.c (fold_unary): New.
740 (fold): Call fold_unary on unary expressions.
742 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
744 * cgraph.h (struct cgraph_edge): Add prev_caller and
746 (cgraph_node_remove_callees): Export.
747 * cgraph.c (cgraph_create_edge): Initialize prev_caller
749 (cgraph_edge_remove_callee): New function.
750 (cgraph_edge_remove_caller): Likewise.
751 (cgraph_remove_edge): Use.
752 (cgraph_redirect_edge_callee): Likewise.
753 (cgraph_node_remove_callees): New function.
754 (cgraph_node_remove_callers): Likewise.
755 (cgraph_remove_node): Use.
756 * tree-optimize.c (tree_rest_of_compilation): Use
757 cgraph_node_remove_callees instead of manual loop.
758 * cgraphunit.c (cgraph_finalize_function): Likewise.
759 (cgraph_expand_function): Likewise.
760 (cgraph_remove_unreachable_nodes): Likewise.
762 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
765 * c-tree.h (undeclared_variable, build_external_ref): Add extra
767 * c-decl.c (undeclared_variable): Take location as argument.
768 * c-typeck.c (build_external_ref): Likewise.
769 * c-parser.c (c_parser_postfix_expression): Pass location of
770 identifier to build_external_ref.
772 2005-03-01 David Edelsohn <edelsohn@gnu.org>
774 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
775 CCEQ mode for branch_positive_comparison_operator test.
776 * config/rs6000/predicates (branch_comparison_operator): Revert to
778 (scc_comparison_operator): Same.
779 (branch_positive_comparison_operator): Same.
781 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
783 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
784 (cris_delay_slots_for_epilogue): Remove.
785 (save_last): Move into cris_target_asm_function_epilogue.
786 (cris_target_asm_function_epilogue): Remove tests for file being
788 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
789 (cris_delay_slots_for_epilogue): Remove prototypes.
790 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
791 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
793 2005-03-01 David Edelsohn <edelsohn@gnu.org>
795 * config/rs6000/predicates.md (branch_comparison_operator): Change
796 to define_special_predicate.
797 (scc_comparison_operator): Same.
798 (branch_positive_comparison_operator): Same.
800 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
802 * Makefile.in (tree-ssa-sink.o): New.
803 (OBJS-common): Add tree-ssa-sink.o.
804 * common.opt: Add -ftree-sink
805 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
806 * timevar.def (TV_TREE_SINK): new timevar.
807 * tree-flow.h (is_hidden_global_store): Prototype.
808 * tree-optimize.c (init_tree_optimization_passes): Add
810 * tree-pass.h (pass_sink_code): New.
811 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
812 for non-obvious global store store to is_hidden_global_store, and
813 call that new function.
814 * tree-ssa-sink.c: New file.
815 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
816 * doc/passes.texi: Document forward store motion.
817 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
818 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
819 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
820 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
822 2005-03-01 Per Bothner <per@bothner.com>
824 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
825 and we have a non-zero column-number, add it to the message.
826 Also factor out the diagnostic_kind_text.
828 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
830 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
831 flow_loop_pre_header_scan, flow_loop_pre_header_find,
832 flow_loop_scan): Removed.
833 (flow_loop_dump): Do not dump removed fields.
834 (flow_loop_free): Do not free removed fields.
835 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
836 (loop_exit_edge_p): New function.
837 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
838 num_pre_header_edges, entry_edges, num_entries, exit_edges,
839 num_exits, exits_doms.
840 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
841 LOOP_EDGES, LOOP_ALL): Removed.
842 (flow_loop_scan): Declaration removed.
843 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
844 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
846 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
847 (if_convert): Call flow_loops_find and flow_loops_free
848 when calling mark_loop_exit_edges.
849 * cfgloopanal.c (mark_loop_exit_edges): Moved from
850 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
851 free_dominance_info calls.
852 * loop-init.c (flow_loops_find): Ditto.
853 * passes.c (rest_of_handle_branch_prob): Ditto.
854 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
855 * loop-unroll.c (analyze_insns_in_loop): Do not use
857 * predict.c (predict_loops): Do not call flow_loop_scan.
858 Use get_loop_exit_edges.
859 (tree_estimate_probability): Do not pass flags to flow_loops_find.
860 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
861 Do not use EDGE_LOOP_EXIT.
862 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
863 to bb_with_exit_edge_p.
864 (if_convertible_loop_p): Do not call flow_loop_scan. Use
865 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
866 to bb_with_exit_edge_p.
867 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
869 * tree-loop-linear.c (linear_transform_loops): Do not call
870 flow_loop_scan. Use loop->single_exit.
871 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
872 (vect_analyze_loop_form): Do not call flow_loop_scan.
873 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
875 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
877 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
878 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
879 slpeel_tree_duplicate_loop_to_edge_cfg,
880 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
881 Use loop_preheader_edge and loop->single_exit. Do not call
884 2005-03-01 Nick Clifton <nickc@redhat.com>
886 * config/arm/arm.c (thumb_find_work_register): Check all of the
887 argument registers to see if they are free, and a couple of
888 special cases where the last argument register but can be proved
889 to be available during the function's prologue.
890 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
891 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
892 thumb_unexpanded_epilogue): Use unsigned long as the type for the
894 (thumb_compute_save_reg_mask): Likewise. Also use
895 thumb_find_work_register() to ensure that there is agreement about
896 which work register is going to be used in the prologue.
897 (thumb_output_function_prologue): Use unsigned long as the type
898 for the register bit-mask. Also delay pushing the link register if
899 other high registers are going to be pushed.
900 (thumb_compute_save_reg_mask, emit_multi_reg_push,
901 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
902 redundant prototypes.
904 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
907 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
908 and after reload in REG+REG indexed addresses without REG_POINTER
909 set in the base and not set in the index.
911 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
913 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
915 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
916 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
917 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
918 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
919 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
921 * config.gcc (sh*-*-linux*): Use config/linux.h.
923 2005-02-28 Dale Johannesen <dalej@apple.com>
924 Stan Shebs <shebs@apple.com>
926 Rewrite of 64-bit Darwin structure-by-value pass/return.
927 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
928 intoffset, use_stack, named.
929 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
930 (rs6000_darwin64_record_arg_advance_flush): New.
931 (rs6000_darwin64_record_arg_advance_recurse): New.
932 (rs6000_darwin64_record_arg_flush): New.
933 (rs6000_darwin64_record_arg_recurse): New.
934 (rs6000_darwin64_record_arg): New.
935 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
936 (function_arg_boundary): Handle 128-bit aligned structs.
937 (function_arg_advance): Rewrite darwin64 struct handling.
938 (function_arg): Call rs6000_darwin64_record_arg.
939 (function_arg_partial_nregs): Handle darwin64 structs.
940 (rs6000_darwin64_function_value): Remove.
941 (rs6000_function_value): Call rs6000_darwin64_record_arg.
943 2005-02-28 Roger Sayle <roger@eyesopen.com>
945 PR tree-optimization/20216
946 * tree-chrec.c (tree_fold_factorial): Delete.
947 (tree_fold_binomial): Change argument list to take a return type
948 and change the type of K to unsigned int. Rewrite to avoid explicit
949 evaluation of factorials, and (recursively) calling fold to perform
950 compile-time arithmetic. Return NULL on (internal) overflow.
951 (chrec_evaluate): Change type of K to an unsigned int. Avoid
952 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
953 if any intermediate calculation overflows.
954 (chrec_apply): Update call to chrec_evaluate.
956 2005-02-28 James E Wilson <wilson@specifixinc.com>
958 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
960 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
963 * c-parser.c (c_parser_compound_statement): Return error_mark_node
964 instead of NULL_TREE on error.
966 2005-02-28 David Edelsohn <edelsohn@gnu.org>
968 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
969 (EASY_VECTOR_15_ADD_SELF): Remove.
970 (num_insns_constant_wide): Not static.
971 (validate_condition_mode): Not static.
972 (toc_relative_expr_p): Not static.
973 (legitimate_indirect_address_p): Not static.
974 (macho_lo_sum_memory_operand): Not static.
975 (invalid_e500_subreg): Not static.
976 (easy_vector_same): Not static.
977 (easy_vector_splat_const): Not static.
978 (RS6000_SYMBOL_REF_TLS_P): Remove.
979 (any_operand): Delete.
980 (any_parallel_operand): Delete.
981 (count_register_operand): Delete.
982 (altivec_register_operand): Delete.
983 (xer_operand): Delete.
984 (s8bit_cint_operand): Delete.
985 (short_cint_operand): Delete.
986 (u_short_cint_operand): Delete.
987 (non_short_cint_operand): Delete.
988 (exact_log2_cint_operand): Delete.
989 (gpc_reg_operand): Delete.
990 (cc_reg_operand): Delete.
991 (cc_reg_not_cr0_operand): Delete.
992 (reg_or_short_operand): Delete.
993 (reg_or_neg_short_operand): Delete.
994 (reg_or_aligned_short_operand): Delete.
995 (reg_or_u_short_operand): Delete.
996 (reg_or_cint_operand): Delete.
997 (reg_or_arith_cint_operand): Delete.
998 (reg_or_add_cint64_operand): Delete.
999 (reg_or_sub_cint64_operand): Delete.
1000 (reg_or_logical_cint_operand): Delete.
1001 (got_operand): Delete.
1002 (got_no_const_operand): Delete.
1003 (easy_fp_constant): Delete.
1004 (easy_vector_constant): Delete.
1005 (easy_vector_constant_add_self): Delete.
1006 (zero_constant): Delete.
1007 (zero_fp_constant): Delete.
1008 (volatile_mem_operand): Delete.
1009 (offsettable_mem_operand): Delete.
1010 (mem_or_easy_const_operand): Delete.
1011 (add_operand): Delete.
1012 (non_add_cint_operand): Delete.
1013 (logical_operand): Delete.
1014 (non_logical_cint_operand): Delete.
1015 (mask_operand): Delete.
1016 (mask_operand_wrap): Delete.
1017 (mask64_operand): Delete.
1018 (mask64_2_operand): Delete.
1019 (and64_operand): Delete.
1020 (and64_2_operand): Delete.
1021 (and_operand): Delete.
1022 (reg_or_mem_operand): Delete.
1023 (lwa_operand): Delete.
1024 (symbol_ref_operand): Delete.
1025 (call_operand): Delete.
1026 (current_file_function_operand): Delete.
1027 (input_operand): Delete.
1028 (rs6000_nonimmediate_operand): Delete.
1029 (rs6000_tls_symbol_ref): Delete.
1030 (save_world_operation): Delete.
1031 (restore_world_operation): Delete.
1032 (load_multiple_operation): Delete.
1033 (store_multiple_operation): Delete.
1034 (vrsave_operation): Delete.
1035 (mfcr_operation): Delete.
1036 (mtcrf_operation): Delete.
1037 (lmw_operation): Delete.
1038 (stmw_operation): Delete.
1039 (branch_comparison_operator): Delete.
1040 (branch_positive_comparison_operator): Delete.
1041 (scc_comparison_operator): Delete.
1042 (trap_comparison_operator): Delete.
1043 (boolean_operator): Delete.
1044 (boolean_or_operator): Delete.
1045 (min_max_operator): Delete.
1046 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1047 (EASY_VECTOR_15): Moved to here.
1048 (EASY_VECTOR_15_ADD_SELF): Move to here.
1049 (PREDICATE_CODES): Delete.
1050 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1051 Declare functions no longer static.
1052 * config/rs6000/predicates.md: New.
1053 * config/rs6000/rs6000.md: Include predicates.md
1055 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1057 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1058 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1060 * cfgrtl.c (need_fake_edge_p): Likewise.
1061 * combine.c (distribute_notes): Likewise.
1062 * emit-rtl.c (try_split): Likewise.
1063 * recog.c (peephole2_opimize): Likewise.
1064 * reg-notes.def (ALWAYS_RETURN): Remove.
1065 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1066 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1067 * tree.h (ECF_ALWAYS_RETURN): Remove.
1069 2005-02-28 Roger Sayle <roger@eyesopen.com>
1072 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1073 between different machine modes is never a "useless" conversion.
1075 2005-02-28 Geert Bosch <bosch@gnat.com>
1078 * doc/contrib.texi: List contributors for Ada front end
1080 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1082 * simplify-rtx.c (simplify_unary_operation_1,
1083 simplify_const_unary_operation): New, extracted from...
1084 (simplify_unary_operation): ... this one.
1085 (simplify_binary_operation_1,
1086 simplify_const_binary_operation): New, extracted from...
1087 (simplify_binary_operation): ... this one.
1088 * rtl.h (simplify_const_unary_operation,
1089 simplify_const_binary_operation): Add prototypes.
1091 2005-02-28 Julian Brown <julian@codesourcery.com>
1093 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1094 building libjava and caused PR regression/20228.
1096 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1099 * Makefile.in (host_subdir): New.
1100 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1101 * configure: Regenerate.
1103 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1105 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1106 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1107 installation directory first.
1109 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1112 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1113 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1114 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1115 * config/cris/cris.md: Tweak comments referring to Q.
1116 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1117 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1118 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1119 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1120 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1121 Insert spaces in constraints to align alternatives vertically for
1123 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1126 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1128 PR rtl-optimization/17728
1129 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1130 operand 0 from general_operand to move_dest_operand.
1132 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1134 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1135 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1136 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1137 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1139 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1141 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1142 * configure: Regenerate.
1143 * libada-mk.in: Remove CC; rename
1144 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1146 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1149 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1150 for the lhs, also walk over the tree. Likewise for rhs.
1152 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1154 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1155 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1156 Do not propagate value of iv before increment over the increment.
1158 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1160 * c-parser.c: New file.
1161 * c-parse.in: Remove.
1162 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1164 (c-parser.o): Add dependencies.
1165 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1166 maintainer-clean, TAGS): Update.
1167 * c-config-lang.in (gtfiles): Update.
1168 * gengtype-lex.l: Don't handle "@@".
1169 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1170 objc_build_synchronized, objc_begin_try_stmt,
1171 objc_begin_catch_clause, objc_finish_catch_clause,
1172 objc_build_finally_clause, objc_finish_try_stmt): New.
1173 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1175 (c_parse_init): Update comment.
1176 * c-decl.c (c_init_decl_processing): Update comment.
1177 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1178 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1179 new c_declspecs members.
1181 2005-02-25 Julian Brown <julian@codesourcery.com>
1183 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1184 from being used for symbols with vague linkage when
1185 HAVE_GAS_COMDAT_GROUP is true.
1187 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1189 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1191 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1194 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1195 (LIBGCC2_HAS_DF_MODE): New.
1196 (LIBGCC2_HAS_XF_MODE): New.
1197 (LIBGCC2_HAS_TF_MODE): New.
1198 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1199 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1200 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1201 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1202 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1203 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1204 and add _fixtfdi, _fixunstfdi, _floatditf
1205 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1206 L_fixunstfdi, L_floatditf.
1207 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1208 (LIBGCC2_HAS_TF_MODE): Define.
1210 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1212 PR tree-optimization/20204
1213 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1214 REWRITE_THIS_STMT markers on PHI nodes.
1215 (rewrite_initialize_block): Likewise.
1217 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1219 * version.c (version_string): Update to 4.1.
1221 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1223 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1224 Clarify that the alternative way doesn't work in GNU C++.
1226 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1228 PR tree-optimization/19937
1229 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1230 to the type of the induction variable.
1232 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1234 PR rtl-optimization/20117
1235 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1236 the block including noncopyable insn.
1238 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1240 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1241 calls to find_reg_note.
1243 2005-02-24 Richard Henderson <rth@redhat.com>
1246 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1249 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1251 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1252 vector types if to use base reg for misaligned non-word ld/std.
1254 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1257 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1258 dwarf2 label manually and put it after, not before the prologue.
1260 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1263 * reload.c (operands_match_p): Only increment register number for
1264 SCALAR_INT_MODE_P modes in multiple hard registers.
1266 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1269 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1271 * ChangeLog.5: Fix log message typo(s).
1272 * ChangeLog.7: Likewise.
1273 * ChangeLog.tree-ssa: Likewise.
1274 * cfgexpand.c: Fix comment typo(s).
1275 * conflict.c: Likewise.
1276 * defaults.h: Likewise.
1277 * dwarf2out.c: Likewise.
1279 * ggc-page.c: Likewise.
1280 * tree-eh.c: Likewise.
1281 * tree-ssa-dom.c: Likewise.
1283 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1286 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1287 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1288 if SHARED is defined.
1291 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1292 allow splitting only if operands 0 and 3 don't overlap.
1294 2005-02-24 Richard Henderson <rth@redhat.com>
1297 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1298 (fold_builtin_1): Call them.
1299 * fold-const.c (fold_complex_mult_parts): Split out from ...
1300 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1301 (fold_complex_div_parts, fold_complex_div): New.
1303 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1305 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1307 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1308 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1310 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1311 (print_node): Likewise.
1312 Print TYPE_SIZES_GIMPLIFIED.
1314 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1316 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1317 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1318 operands as commutative in constraints.
1320 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1322 * tree-into-ssa.c: Re-organize internal functions.
1324 2005-02-24 Richard Henderson <rth@redhat.com>
1327 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1329 * common.opt (fcx-limited-range): New.
1330 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1331 * toplev.c (flag_complex_method): Initialize to 1.
1332 (process_options): Set flag_complex_method to 0 if
1333 flag_cx_limited_range.
1334 * doc/invoke.texi (-fcx-limited-range): New.
1336 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1338 * cse.c (delete_trivially_dead_insns): Speed up by using
1339 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1342 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1344 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1345 functions when -mid-shared-library is being used.
1347 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1349 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1350 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1351 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1352 * system.h: Poison LINK_LIBGCC_SPECIAL.
1354 2005-02-23 James E Wilson <wilson@specifixinc.com>
1356 * gengtype.c (note_insn_name): Make 1 element larger.
1358 2005-02-23 Roger Sayle <roger@eyesopen.com>
1361 PR rtl-optimization/20097
1362 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1363 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1365 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1367 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1368 * t-aix52 (SHLIB_INSTALL): Same.
1370 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1372 * genpreds.c: Update copyright.
1374 2005-02-23 Michael Beach <michaelb@ieee.org>
1377 * config/sparc/t-elf (startup files): Assemble with CPP.
1379 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1381 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1382 (write_predicate_expr): Likewise.
1384 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1386 PR tree-optimization/20100
1387 PR tree-optimization/20115
1388 * tree-optimize.c (init_tree_optimization_passes): Remove
1389 pass_maybe_create_global_var.
1390 * tree-pass.h (pass_maybe_create_global_var): Remove.
1391 * tree-ssa-alias.c (aliases_computed_p): Declare.
1392 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1393 (count_calls_and_maybe_create_global_var): Remove.
1394 (pass_maybe_create_global_var): Remove.
1395 (init_alias_info): Do not declare aliases_computed_p.
1396 (maybe_create_global_var): If the function contains no
1397 call-clobbered variables and a mix of pure/const and regular
1398 function calls, create .GLOBAL_VAR.
1399 Mark all call-clobbered variables for renaming.
1400 (merge_pointed_to_info): Update comment.
1401 (add_pointed_to_var): Likewise.
1402 (is_escape_site): Likewise.
1403 Accept struct alias_info * instead of size_t *.
1405 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1407 * tree-ssa-operands.c (get_call_expr_operands): If
1408 ALIASES_COMPUTED_P is false, do not add call-clobbering
1410 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1411 (delete_tree_ssa): Likewise.
1413 2005-02-22 James E Wilson <wilson@specifixinc.com>
1415 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1416 (do_compile): Do call it here.
1418 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1420 PR rtl-optimization/20017.
1421 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1422 rest_of_handle_cse2, rest_of_handle_gcse): Call
1423 delete_dead_jumptables immediately before calling cleanup_cfg.
1425 2005-02-22 Devang Patel <dpatel@apple.com>
1428 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1431 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/aix.h (WINT_TYPE): Define.
1435 2005-02-22 Stan Shebs <shebs@apple.com>
1437 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1438 natural alignment for 64-bit Darwin.
1439 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1441 * doc/invoke.texi: Document this.
1443 2005-02-22 DJ Delorie <dj@redhat.com>
1445 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1446 to make_[un]signed_type, not the mode itself.
1448 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1450 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1451 not available. Use tail calls wherever possible.
1452 (make_edge): Call unchecked_make_edge to create an edge.
1454 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1455 (coalesce_ssa_name): Don't check for
1456 SSANORM_USE_COALESCE_LIST.
1457 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1459 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1461 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1462 (rewrite_into_ssa): ... here.
1464 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1466 PR tree-optimization/19786
1467 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1468 tag to another's may-alias bitmap when adding to the other's list.
1470 2005-02-21 DJ Delorie <dj@redhat.com>
1472 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1473 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1474 registers in unsupported ways.
1475 * expmed.c (init_expmed): Likewise.
1477 2005-02-21 Stan Cox <scox@redhat.com>
1479 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1481 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1483 * tree-cfg.c (fold_cond_expr_cond): New.
1484 (make_edges): Call fold_cond_expr_cond.
1485 (find_taken_edge): Accept nothing but INTEGER_CST.
1486 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1488 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1490 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1491 that do not belong to any basic block.
1493 2005-02-21 Jeff Law <law@redhat.com>
1495 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1498 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1500 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1501 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1502 Adjust their definitions.
1503 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1504 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1506 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1507 genautomata.c, langhooks.c, langhooks.h, system.h,
1508 config/arm/lib1funcs.asm: Update copyright.
1510 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1512 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1514 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1517 * doc/install.texi: Document --with-gc.
1519 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1521 * simplify-rtx.c (simplify_unary_operation): Add a missing
1524 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1526 PR tree-optimization/18663
1527 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1528 if the type has variable bounds.
1530 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1532 * gcse.c: Remove an obsolete comment.
1534 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1536 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1538 * doc/extend.texi (Function Attributes) <Attribute const>: The
1539 attribute "pure" is below this text, not above.
1541 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1543 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1544 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1545 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1547 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1550 * langhooks.h (struct lang_hooks): Add to_target_charset.
1551 * langhooks.c (lhd_to_target_charset): New function.
1552 * langhooks-def.h: Declare lhd_to_target_charset.
1553 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1554 (LANG_HOOKS_INITIALIZER): Update.
1555 * c-common.c (c_common_to_target_charset): New function.
1556 * c-common.h: Declare it.
1557 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1558 c_common_to_target_charset.
1560 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1561 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1563 * system.h: Poison them.
1564 * doc/tm.texi: Don't discuss them.
1565 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1566 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1567 (pp_c_char): Do not attempt to generate letter escapes for
1569 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1570 * config/mips/mips.c (mips_output_ascii): Likewise.
1572 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1574 PR tree-optimization/19951
1575 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1578 2005-02-19 Steven Bosscher <stevenb@suse.de>
1581 * function.h (struct function): New field `max_loop_depth'.
1582 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1583 (flow_loops_find): Reset the max loop depth count before finding loops.
1584 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1585 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1586 (calculate_global_regs_live): Make sure the loop will terminate
1587 when the initial sets are not empty.
1589 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1591 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1593 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1595 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1598 * doc/invoke.texi: Remove documentation of %M spec.
1600 (init_spec): Remove %M suffix from -lgcc_s.
1601 (do_spec_1): Remove 'M' case.
1602 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1603 to put shared libraries in the multilib directory. Remove the
1604 shlib_so_soname substitution variable. Don't add a multilib encoding
1605 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1606 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1607 SHLIB_INSTALL as well as SHLIB_LINK.
1608 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1609 (SHLIB_NAME): Delete.
1610 (SHLIB_DIR): New macro.
1611 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1612 (SHLIB_INSTALL): Adjust accordingly.
1613 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1614 * config/t-slibgcc-sld: Likewise.
1615 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1616 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1617 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1619 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1620 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1621 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1622 Use @shlib_base_name@ instead of @shlib_so_name@.
1623 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1624 and @shlib_base_name@.so in @multilib_dir@.
1625 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1626 to the install path.
1627 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1628 (SHLIB_LINK): Remove previous workaround.
1629 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1630 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1631 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1633 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1634 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1635 (SHLIB_INSTALL): Adjust accordingly.
1636 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1637 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1638 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1639 config/t-slibgcc-elf-ver.
1641 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1642 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/19828
1645 * tree-ssa-loop-im.c: Add a TODO comment.
1646 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1647 without side-effects.
1649 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1651 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1654 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1656 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1657 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1658 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1660 (ia64_reorg): Delete fixup_errata call.
1661 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1662 (TARGET_SWITCHES): Delete -mb-step entry.
1664 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1667 * c-typeck.c (composite_type): Handle quals in transparent unions.
1668 (type_lists_compatible_p): Likewise.
1670 2005-02-18 Stan Shebs <shebs@apple.com>
1672 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1673 expressions in the .literal8 section.
1675 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1677 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1679 2005-02-18 Roger Sayle <roger@eyesopen.com>
1681 * fold-const.c (constant_boolean_node): Always create values of the
1682 specified type, don't bother calling truthvalue_conversion.
1684 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1686 * except.c (output_function_exception_table): Call
1687 assemble_external_libcall (eh_personality_libfunc).
1689 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1692 * config/ia64/ia64.h (struct machine_function): Add state_num.
1693 * config/ia64/ia64.c (process_epilogue,
1694 process_for_unwind_directive): Use new unwind state numbers each
1695 time rather than state 1.
1697 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1700 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1701 before the "*llgt_didi" pattern.
1703 2005-02-18 Jason Merrill <jason@redhat.com>
1705 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1707 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1709 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1710 (div0): Use it in place of ARM_FUNC_ALIAS.
1711 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1713 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1716 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1717 access, the lower bound of the array type if it exists.
1719 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1722 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1723 cases that are out-of-range for the index type.
1725 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1727 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1728 (estimate_case_costs): Don't call convert.
1729 * expmed.c (expand_shift): Likewise.
1730 (make_tree): Call fold_convert instead of convert.
1732 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1735 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1736 that ref to be marked MEM_READONLY_P doesn't have base that needs
1739 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1741 * genautomata.c (output_get_cpu_unit_code_func,
1742 output_cpu_unit_reservation_p): Don't generate old-style function
1745 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1748 PR tree-optimization/20009
1749 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1751 PR tree-optimization/18947
1752 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1753 inline, remove all nodes that are inlined into the extern inline
1756 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1758 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1759 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1760 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1761 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1764 2005-02-17 Roger Sayle <roger@eyesopen.com>
1766 PR tree-optimization/19917
1767 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1768 to be potentially trapping.
1770 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1772 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1774 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1776 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1777 tem becomes a local variable which is set to the value of the
1778 back end defined INITIAL_FRAME_ADDRESS macro.
1779 (expand_builtin_frame_address): Omit the base parameter to
1780 expand_builtin_return_addr.
1781 (expand_builtin_profile_func): Likewise.
1782 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1783 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1784 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1786 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1788 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1789 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1790 * config/frv/frv.c (frv_function_epilogue): Likewise.
1792 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1794 * lambda-code (perfect_nestify): Remove mark/unmark
1796 * tree-loop-linear.c (linear_transform_loops): Add
1797 rewrite_into_ssa call so that ssa is correct for
1798 rewriting into loop closed.
1800 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1802 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1803 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1805 * bt-load.c (btr_def_live_range, combine_btr_defs,
1806 migrate_btr_def, migrate_btr_defs): Likewise.
1807 * cfgcleanup.c (thread_jump): Likewise.
1808 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1809 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1810 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1811 df_rd_local_compute, df_reg_info_compute): Likewise.
1812 * dominance.c (init_dom_info, free_dom_info): Likewise.
1813 * flow.c (init_propagate_block_info,
1814 free_propagate_block_info): Likewise.
1815 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1816 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1817 modify_reg_pav): Likewise.
1818 * loop-invariant.c (find_defs, find_invariant_insn,
1819 find_invariants, free_inv_motion_data): Likewise.
1820 * predict.c (tree_predict_by_opcode,
1821 estimate_bb_frequencies): Likewise.
1822 * stmt.c (expand_case): Likewise.
1823 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1824 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1825 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1826 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1827 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1828 rewrite_ssa_into_ssa): Likewise.
1829 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1830 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1831 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1832 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1833 * tree-sra.c (tree_sra): Likewise.
1834 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1835 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1836 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1837 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1838 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1839 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1841 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1842 calculate_live_on_entry, calculate_live_on_exit,
1843 build_tree_conflict_graph): Likewise.
1844 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1845 record_important_candidates, set_use_iv_cost, find_depends,
1846 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1847 tree_ssa_iv_optimize_finalize): Likewise.
1848 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1849 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1850 tree_duplicate_loop_to_header_edge): Likewise.
1851 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1852 * tree-ssa.c (verify_flow_insensitive_alias_info,
1853 verify_name_tags, verify_ssa, init_tree_ssa,
1854 delete_tree_ssa): Likewise.
1855 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1856 fini_ssanames): Likewise.
1857 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1859 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1861 * config/rs6000/t-rtems: Completely reworked.
1863 2005-02-17 Ira Rosen <irar@il.ibm.com>
1865 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1867 2005-02-17 Ira Rosen <irar@il.ibm.com>
1869 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1870 POINTER_TYPE_P when checking that type is a pointer.
1871 (vect_get_memtag): Remove.
1872 (vect_address_analysis): Use POINTER_TYPE_P. Call
1873 vect_object_analysis with dummy parameter for memtag.
1874 (vect_object_analysis): Extract memtag (functionality that
1875 used to be in vect_get_memtag and moved here). Fix printings.
1876 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1877 with correct parameters. Remove call to vect_get_memtag.
1879 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1881 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1882 (tree-vectorizer.o): Added missing dependencies.
1884 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1886 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1887 declaration in tree-vectorizer.c, now has an extern declaration in
1889 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1890 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1891 get_vectype_for_scalar_type, vect_is_simple_use,
1892 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1893 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1894 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1895 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1896 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1897 find_loop_location): Likewise.
1899 * tree-vectorizer.c (langhooks.h): #include removed.
1900 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1901 moved to tree-vectorized.h.
1902 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1903 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1904 get_vectype_for_scalar_type, vect_is_simple_use,
1905 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1906 vect_supportable_dr_alignment, new_loop_vec_info,
1907 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1908 vect_set_verbosity_level, find_loop_location): Likewise.
1910 (vect_analyze_loop): Function externalized. Declaration moved to
1911 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1912 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1913 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1914 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1915 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1916 vect_enhance_data_refs_alignment, vect_analyze_operations,
1917 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1918 vect_stmt_relevant_p, vect_get_loop_niters,
1919 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1920 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1921 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1922 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1923 vect_get_memtag): Likewise.
1925 (vectorizable_load): Function externalized. Declaration moved to
1926 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1927 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1928 vect_transform_loop): Likewise.
1929 (vect_transform_stmt): Moved to tree-vect-transform.c.
1930 (vect_align_data_ref, vect_create_destination_var,
1931 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1932 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1933 vect_get_vec_def_for_operand, vect_init_vector,
1934 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1935 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1936 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1937 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1938 vect_do_peeling_for_loop_bound): Likewise.
1940 * tree-vect-analyze.c: New file.
1941 * tree-vect-transform.c: New file.
1943 2005-02-17 Jason Merrill <jason@redhat.com>
1945 PR mudflap/19319, c++/19317
1946 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1949 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1951 * doc/install.texi (Specific): Update link for Darwin-specific
1954 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1956 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1957 constant_boolean_node.
1959 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1962 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1963 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1965 2005-02-16 Richard Henderson <rth@redhat.com>
1968 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1970 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1971 replace uses with Wtype_MAXp1_F.
1972 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1973 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1974 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1975 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1976 and HAVE_TFMODE as appropriate.
1977 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1978 (__floatdisf): Likewise.
1979 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1980 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1981 (Wtype_MAXp1_F): New.
1982 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1983 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1985 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1988 * arm.c (arm_apply_result_size): New function.
1989 * arm.h (APPLY_RESULT_SIZE): Define.
1990 * arm-protos.h (arm_apply_result_size): Add prototype.
1991 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1992 (movxf): New expand.
1993 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1994 (call_value_symbol): Remove predicate for operand 0.
1995 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1996 (untyped_call): Rework to correclty return values for any type.
1997 (untyped_return): New expand.
1998 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2000 2005-02-16 Stan Shebs <shebs@apple.com>
2002 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2003 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2005 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2007 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2008 configure settings on Solaris 7 and later.
2010 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2012 PR tree-optimization/19865
2013 * tree-optimize.c (init_tree_optimization_passes): Run
2014 pass_may_alias after pass_sra.
2016 2005-02-16 Richard Henderson <rth@redhat.com>
2017 Stuart Hastings <stuart@apple.com>
2020 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2021 Do nothing if debug info suppressed for this function.
2022 (dbxout_begin_function): Early exit if debug info suppressed for
2025 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2028 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2030 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2032 PR tree-optimization/19967
2033 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2034 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2035 argument TYPE. Adjust calls to fold_builtin_XXX.
2036 (expand_builtin, fold_builtin_1): Adjust calls to
2038 (fold_builtin_strchr, fold_builtin_strpbrk,
2039 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2040 result to a requested type TYPE.
2042 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2045 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2046 (T)x & (T)cst if (T)cst overflows.
2047 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2048 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2050 2005-02-15 Jeff Law <law@redhat.com>
2052 * gcse.c (blocks_with_calls): New bitmap.
2053 (alloc_gcse_mem): Allocate it.
2054 (free_gcse_mem): Free it.
2055 (clear_modifY_mem_tables): Clear it.
2056 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2057 when we encounter CALL_INSNs.
2058 (compute_transp, case MEM): Handle blocks with calls separate
2059 from blocks without calls. Use bitmap iterators rather than
2062 2005-02-15 Peter O'Gorman <peter@pogma.com>
2065 * mklibgcc.in (vis_hide): Use a temporary object file, not
2068 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2071 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2072 access optimization.
2074 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2075 Alan Modra <amodra@bigpond.net.au>
2078 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2079 (_xlqsub): Rename to __gcc_qsub.
2080 (_xlqmul): Rename to __gcc_qmul.
2081 (_xlqdiv): Rename to __gcc_qdiv.
2082 Provide versioned symbol aliases with old names.
2083 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2084 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2085 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2086 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2087 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2089 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2091 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2092 Fold ~(A - 1) and ~(A + -1) to -A.
2094 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2098 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2099 config/pa/pa-host.c:pa_gt_pch_use_address.
2101 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2103 * tree-vn.c (get_value_handle): Make sure that given an
2104 is_gimple_min_invariant expression, we always return it.
2106 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2108 * passes.c (rest_of_handle_gcse): Fix a comment.
2110 2005-02-15 Jeff Law <law@redhat.com>
2112 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2114 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2115 (canon_list_insert, record_last_mem_set_info): Similarly.
2116 (clear_modify_mem_tables): Similarly.
2118 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2120 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2121 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2122 config/mips/mips.md, config/rs6000/aix.h,
2123 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2125 2005-02-15 Richard Henderson <rth@redhat.com>
2127 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2128 call to be best_edge.
2130 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2132 * basic-block.h: Adjust the prototype for find_basic_blocks.
2133 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2134 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2137 * flow.c (recompute_reg_usage): Remove all arguments.
2138 * passes.c (rest_of_compilation): Adjust the call to
2139 recompute_reg_usage.
2140 * rtl.h: Adjust the prototype for recompute_reg_usage.
2142 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2144 * tree-dump.c (dump_files): Update to reflect new member
2146 (dump_register): Add new argument.
2148 (dump_switch_p_1): Check against glob name if doglob was passed.
2149 (dump_switch_p): Check against regular first, then glob if
2150 we didn't have any hits on the dump name.
2151 * tree-optimize.c (register_one_dump_file):
2152 Pass in glob name as well.
2153 * tree-pass.h (struct dump_file_info): Add glob
2156 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2158 PR preprocessor/16323
2159 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2161 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2164 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2165 (trunctfdf2_internal1): New.
2166 (trunctfdf2_internal2): Renamed from trunctfdf2.
2168 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2170 PR tree-optimization/19853
2171 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2173 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2175 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2176 delete_dead_jumptables and cleanup_cfg.
2178 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2180 * reload.c (find_reloads): Swap address_reloaded flags when
2181 swapping commutative operands.
2183 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2185 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2186 Use standard_iv_increment_position for computing the bsi position
2188 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2191 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2194 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2195 life range of hard registers.
2196 * value-prof.c (insn_prefetch_values_to_profile): Only
2199 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2200 profile in libcalls.
2202 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2204 * bitmap.h (bitmap_and_compl_into): Return bool.
2205 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2207 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2209 PR tree-optimization/19944
2210 * fold-const.c (fold): Re-add ABS_EXPR folding.
2212 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2215 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2216 {TARGET,MASK}_XL_COMPAT.
2217 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2219 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2220 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2222 (rs6000_arg_partial_bytes): Same.
2223 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2224 and XL compatibility enabled.
2225 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2226 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2227 test to final condition.
2228 (cmptf_internal2): New.
2229 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2230 xl-compat. Add TFmode information to description.
2232 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2234 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2236 2005-02-13 Jason Merrill <jason@redhat.com>
2239 * fold-const.c (fold_indirect_ref_1): Split out from...
2240 (build_fold_indirect_ref): Here.
2241 (fold_indirect_ref): New fn.
2242 * tree.h: Declare it.
2243 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2244 (gimplify_modify_expr_rhs): Likewise.
2245 (gimplify_expr): Likewise.
2247 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2249 PR tree-optimization/14303
2250 PR tree-optimization/15784
2251 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2252 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2253 ABS_EXPR<x> != 0 to x != 0.
2255 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2257 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2258 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2259 spelling conventions.
2261 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2262 delete_trivially_dead_insns too many times.
2264 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2267 2005-02-12 Ira Rosen <irar@il.ibm.com>
2269 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2270 (vect_is_simple_iv_evolution): Remove redundant parameter
2272 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2273 without last parameter.
2274 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2275 Return pointer step. Call vect_is_simple_iv_evolution without
2276 last parameter. Check only that the step is multiple of size
2277 type. Remove stmt_vinfo updates.
2278 (vect_get_memtag_and_dr): Remove.
2279 (vect_get_memtag): New function.
2280 (vect_address_analysis): New function.
2281 (vect_object_analysis): New function.
2282 (vect_analyze_data_refs): Call vect_object_analysis and
2283 vect_get_memtag. Update stmt_vinfo fields.
2285 2005-02-12 Ira Rosen <irar@il.ibm.com>
2287 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2288 exist and are objects. Remove checks for pointer.
2289 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2290 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2291 (vect_create_data_ref_ptr): Likewise.
2292 (vect_base_addr_differ_p): New function.
2293 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2294 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2295 Don't set the DR_BASE_NAME field of data-ref.
2296 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2298 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2300 * optabs.h (enum optab_index): Add new OTI_ldexp.
2301 (ldexp_optab): Define corresponding macro.
2302 * optabs.c (init_optabs): Initialize ldexp_optab.
2303 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2305 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2307 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2308 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2310 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2311 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2314 2005-02-12 Ira Rosen <irar@il.ibm.com>
2316 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2318 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2320 (vect_get_base_and_offset): Always return an address.
2321 (vect_create_addr_base_for_vector_ref): Remove treatment for
2322 different data reference types.
2323 (vect_compute_data_ref_alignment): Rename base to base_address in
2324 stmt_vec_info. Get the object in order to force its alignment.
2325 (vect_get_memtag_and_dr): Rename base to base_address in
2326 stmt_vec_info. Extract the object for memtag analysis.
2328 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2330 PR regression/19898.
2331 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2332 changes cc_status, use apply modified_in_p to part of cc_status
2333 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2336 2005-02-11 Richard Henderson <rth@redhat.com>
2338 * tree-complex.c (expand_complex_libcall): New.
2339 (expand_complex_multiplication): Use it for c99 compliance.
2340 (expand_complex_division): Likewise.
2341 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2343 * builtins.c (built_in_names): Remove const.
2344 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2346 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2347 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2348 (built_in_names): Remove const.
2349 * c-common.c (c_common_type_for_mode): Handle complex modes.
2350 * flags.h, toplev.c (flag_complex_method): Rename from
2351 flag_complex_divide_method.
2352 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2353 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2354 * libgcc2.h: Declare them.
2355 * libgcc-std.ver: Export them.
2356 * mklibgcc.in (lib2funcs): Build them.
2358 2005-02-11 Steven Bosscher <stevenb@suse.de>
2360 PR tree-optimization/19876
2361 Partially revert my change from 2005-01-14
2362 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2363 (compute_antic): ...and remove the loop here.
2365 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2368 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2369 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2371 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2372 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2374 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2376 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2377 offsets for the big-endian 32-bit case.
2379 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2381 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2383 2005-02-11 Dale Johannesen <dalej@apple.com>
2385 * cselib.c (cselib_process_insn): Clear out regs where
2386 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2387 * reload.c (find_equiv_reg): Ditto.
2389 2005-02-11 Ian Lance Taylor <ian@airs.com>
2391 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2394 * tree.c (build_function_type_list): Work correctly if there are
2397 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2399 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2400 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2401 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2402 TARGET_ZARCH instead of TARGET_64BIT.
2404 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2406 * config/rs6000/t-rtems:
2407 (MULTILIB_OPTIONS): Remove mcpu=602.
2408 (MUTLILIB_DIRNAMES): Remove m602.
2409 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2410 Let mcpu=602 match mcpu=603.
2411 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2413 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2415 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2418 2005-02-10 David Daney <ddaney@avtrex.com>
2420 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2421 * config/i386/linux-unwind.h: Likewise.
2422 * config/ia64/linux-unwind.h: Likewise.
2423 * config/mips/linux-unwind.h: Likewise.
2424 * config/pa/linux-unwind.h: Likewise.
2425 * config/rs6000/linux-unwind.h: Likewise.
2426 * config/s390/linux-unwind.h: Likewise.
2427 * config/sh/linux-unwind.h: Likewise.
2428 * config/sparc/linux-unwind.h: Likewise.
2430 2005-02-10 Steven Bosscher <stevenb@suse.de>
2432 PR tree-optimization/17549
2433 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2434 TER to replace a DEF with its expression if the DEF and the
2435 rhs of the expression we replace into have the same root
2438 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2440 * config/mips/mips.md: Fix the placement of the match_scratch in the
2443 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2445 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2448 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2450 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2451 (strip_offset): Handle addresses.
2452 (add_address_candidates): Use strip_offset.
2453 (difference_cost): Reflect strip_offset change.
2454 (force_var_cost, difference_cost): Strip nops.
2456 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2458 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2460 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2461 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2462 config/cris/cris-protos.h, config/cris/cris.c: Update
2465 2005-02-10 Jeff Law <law@redhat.com>
2467 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2468 (lookup_avail_expr): Similarly.
2470 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2472 * builtins.c (fold_builtin_powi): New function.
2473 (fold_builtin_1): Call it.
2475 2005-02-10 Steven Bosscher <stevenb@suse.de>
2477 PR documentation/19309
2478 * doc/cpp.texi: The __GNUC__ and related predefined macros
2479 are also defined for the "standalone" cpp.
2480 Some non-GCC compilers may also define __GNUC__.
2482 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2485 * c-typeck.c (common_type): New routine. Old common_type renamed
2487 (c_common_type): ...this.
2488 (build_conditional_expr, build_binary_op): Use c_common_type instead
2491 2005-02-10 Steven Bosscher <stevenb@suse.de>
2493 * doc/md.texi: Replace @samp{length} with @code{length}.
2495 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2497 PR tree-optimization/18687
2498 * tree-flow.h (find_loop_niter): Declare.
2499 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2500 Try using scev even for loops with more than one exit.
2501 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2502 (struct ivopts_data): Added niters field.
2503 (struct nfe_cache_elt): New.
2504 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2506 (tree_ssa_iv_optimize_init): Initialize niters cache.
2507 (determine_number_of_iterations): Removed.
2508 (find_induction_variables): Do not call determine_number_of_iterations.
2509 Access niters for single exit through niter_for_single_dom_exit.
2510 (add_iv_outer_candidates): Access niters for single exit through
2511 niter_for_single_dom_exit.
2512 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2513 number_of_iterations_cond.
2514 (iv_period): New function.
2515 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2516 (may_replace_final_value): Take data argument. Use
2517 niter_for_single_dom_exit.
2518 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2519 (rewrite_use_compare): Pass data to may_eliminate_iv.
2520 (rewrite_use_outer): Pass data to may_replace_final_value.
2521 (free_loop_data): Clean up the niters cache.
2522 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2523 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2524 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2525 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2526 (num_ending_zeros): Moved to tree.c.
2527 * tree.h (num_ending_zeros): Declare.
2528 * tree.c (num_ending_zeros): Moved from tree.c.
2530 2005-02-09 Richard Henderson <rth@redhat.com>
2532 * builtins.c (DEF_BUILTIN): Add COND argument.
2533 * tree.h (DEF_BUILTIN): Likewise.
2534 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2535 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2537 (DEF_BUILTIN_STUB): New.
2538 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2539 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2540 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2541 * c-common.c (DEF_BUILTIN): Add COND argument.
2542 * tree.c (local_define_builtin): New.
2543 (build_common_builtin_nodes): New.
2545 2005-02-09 Roger Sayle <roger@eyesopen.com>
2547 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2548 floating point expression ignoring the sign of the result.
2549 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2550 (fold) <MULT_EXPR>: Use it to simplify x*x.
2551 * tree.h (fold_strip_sign_ops): Prototype here.
2552 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2553 argument. Use fold_strip_sign_ops to simplify the first argument.
2554 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2555 first argument when the second argument is an even integer
2556 constant, but only with -funsafe_math_optimizations.
2557 (fold_builtin_1): Update call to fold_builtin_copysign.
2559 2005-02-09 Ian Lance Taylor <ian@airs.com>
2562 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2563 just check whether EH_FILTER_FAILURE falls through.
2565 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2567 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2568 insns return to ready list in the next turn.
2570 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2573 * builtins.def: New __builtin_powi[lf].
2574 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2575 (expand_builtin_powi): New function.
2576 (expand_builtin): Dispatch to expand_builtin_powi.
2577 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2578 * libgcc2.c: Add __builtin_powi[lf] implementation.
2579 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2580 * optabs.h: Add powi_optab.
2581 * optabs.c (init_optabs): Initialize powi_optab.
2582 * doc/extend.texi: Document __builtin_powi[lf].
2584 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2586 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2589 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2592 * fold-const.c (try_move_mult_to_index): Remove redundant
2593 type argument. Create ADDR_EXPR with correct type.
2594 (fold): Update callers of try_move_mult_to_index. Convert
2595 result to the appropriate type.
2597 2005-02-09 Roger Sayle <roger@eyesopen.com>
2600 * config/avr/avr.c (default_rtx_costs): Delete.
2601 (avr_operand_rtx_cost): New function.
2602 (avr_rtx_costs): Completely rewrite.
2604 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2607 * config/cris/cris.c (in_code): New variable.
2608 (cris_output_addr_const): Now a static function, a wrapper for
2610 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2611 case from old cris_output_addr_const.
2612 (cris_asm_output_label_ref): Similar for LABEL_REF.
2613 (cris_output_addr_const_extra): Similar for UNSPEC.
2614 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2615 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2616 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2618 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2619 (cris_asm_output_label_ref): Declare.
2621 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2623 PR preprocessor/19801
2624 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2625 filenames that changed when libcpp was moved to the toplevel.
2627 2005-02-07 Roger Sayle <roger@eyesopen.com>
2629 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2630 zero extensions of BImode operands. Call lowpart_subreg instead
2631 of gen_lowpart_common and gen_lowpart_SUBREG.
2633 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2636 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2637 * configure.ac: Set cc_for_cross_gnattools.
2638 * configure: Regenerate.
2640 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2643 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2645 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2648 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2649 of nested functions.
2651 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2653 * doc/extend.texi: Document deprecated extensions allowing
2654 static floating-point members to have initializers and allowing
2655 floating-point literals in integral constant expressions.
2657 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2659 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2660 config/darwin7.h, config/mips/mips.c,
2661 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2664 * cse.c: Update comments.
2666 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2669 * builtins.c (fold_builtin_sqrt): Transform
2670 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2673 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2674 Dorit Naishlos <dorit@il.ibm.com>
2676 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2677 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2678 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2680 * tree.h (vect_set_verbosity_level): New extern function declaration
2682 * tree-vectorizer.h (verbosity_levels): New enum type.
2683 * tree-vectorizer.c (vect_debug_stats): Function removed.
2684 (vect_debug_details): Likewise.
2685 (vect_verbosity_level): Global variable was defined and initialized.
2686 (vect_dump): Global variable definition.
2687 (vect_print_dump_info): New function.
2688 (vect_set_dump_settings): New function.
2689 (vect_set_verbosity_level): New function.
2690 (vectorize_loops): Add call to vect_set_dump_settings.
2692 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2693 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2694 (slpeel_tree_peel_loop_to_edge): Likewise.
2696 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2697 appropriate verbosity level instead of call to vect_debug_details
2698 or vect_debug_stats.
2699 (vect_get_base_and_offset):
2700 (vect_create_addr_base_for_vector_ref):
2701 (get_vectype_for_scalar_type):
2702 (vect_create_data_ref_ptr):
2704 (vect_get_vec_def_for_operand):
2705 (vect_finish_stmt_generation):
2706 (vectorizable_assignment):
2707 (vectorizable_operation):
2708 (vectorizable_store):
2709 (vectorizable_load):
2710 (vect_transform_stmt):
2711 (vect_update_ivs_after_vectorizer):
2712 (vect_do_peeling_for_loop_bound):
2713 (vect_update_inits_of_drs):
2714 (vect_do_peeling_for_alignment):
2715 (vect_transform_loop):
2716 (vect_is_simple_use):
2717 (vect_analyze_operations):
2718 (vect_is_simple_iv_evolution):
2719 (vect_analyze_scalar_cycles):
2720 (vect_analyze_data_ref_dependence):
2721 (vect_analyze_data_ref_dependences):
2722 (vect_compute_data_ref_alignment):
2723 (vect_enhance_data_refs_alignment):
2724 (vect_analyze_data_refs_alignment):
2725 (vect_analyze_data_ref_access):
2726 (vect_analyze_data_ref_accesses):
2727 (vect_analyze_pointer_ref_access):
2728 (vect_get_memtag_and_dr):
2729 (vect_analyze_data_refs):
2730 (vect_mark_relevant):
2731 (vect_stmt_relevant_p):
2732 (vect_mark_stmts_to_be_vectorized):
2733 (vect_can_advance_ivs_p):
2734 (vect_get_loop_niters):
2735 (vect_analyze_loop_form):
2736 (vect_analyze_loop):
2737 (vectorize_loops): Likewise.
2739 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2740 (vect_update_inits_of_drs):
2741 (vect_do_peeling_for_alignment):
2742 (vect_transform_loop):
2743 (vect_analyze_operations):
2744 (vect_analyze_scalar_cycles):
2745 (vect_analyze_data_ref_dependences):
2746 (vect_analyze_data_refs_alignment):
2747 (vect_analyze_data_ref_accesses):
2748 (vect_analyze_data_refs):
2749 (vect_mark_stmts_to_be_vectorized):
2750 (vect_get_loop_niters):
2751 (vect_analyze_loop_form):
2752 (vect_analyze_loop): Likewise.
2753 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2755 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2759 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2760 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2761 either -ffast-math or -funsafe-math-optimizations is in use.
2763 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2764 * config/mips/irix-csr.c: New file.
2765 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2766 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2767 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2770 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2772 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2773 redundant, incorrect definitions.
2775 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2777 ("*tls_indirect_call"): New, reference hard regs directly.
2778 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2780 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2782 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2783 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2785 2005-02-06 Roger Sayle <roger@eyesopen.com>
2787 PR rtl-optimization/19800
2788 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2789 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2792 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2794 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2796 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2799 * doc/invoke.texi: Correct documentation of -freorder-functions.
2801 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2804 * doc/invoke.texi: Don't mention gccbug.
2806 2005-02-06 Roger Sayle <roger@eyesopen.com>
2807 Andrew Pinski <pinskia@physics.uc.edu>
2808 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2810 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2811 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2812 into just (zero_extract:SI FOO (const_int 1) BAR).
2814 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2816 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2817 macro locally. Don't give last revision date. Use GCC version
2818 number from gcc-common.texi.
2819 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2820 revision date. Use GCC version number from gcc-common.texi.
2821 Describe being a library as current state rather than as 3.x
2823 * doc/gcc.texi: Remove last update date.
2824 * doc/gccint.texi: Likewise. Update copyright dates.
2825 * doc/install.texi: Update copyright dates.
2827 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2830 * doc/invoke.texi: Mention for each option included in -Wall that
2831 it is included in -Wall.
2832 * doc/gcc.texi: Update copyright and last modification date.
2834 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2836 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2837 unnecessary cast to original induction variable increments.
2839 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2841 PR tree-optimization/18219
2842 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2843 in distributed form.
2845 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2847 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2848 Set bitpos and offset later in the function. Do nothing if the
2849 target is a register and if the bitfield lies completely outside
2851 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2852 here. Return an uninitialised register if the source value is stored
2853 in a register and the bitfield lies completely outside that register.
2855 2005-02-06 Steven Bosscher <stevenb@suse.de>
2857 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2860 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2862 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2864 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2866 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2867 * config/darwin8.h: New.
2868 * config/darwin7.h: Update comment.
2870 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2871 Dorit Naishlos <dorit@il.ibm.com>
2873 * tree-vectorizer.h (LOC): New type.
2874 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2875 (loop_line_number): New field in struct _loop_vec_info.
2876 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2878 * tree-vectorizer.c (input.h): Included.
2879 (find_loop_location): New function.
2880 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2881 loop line number removed.
2882 (vect_debug_details): Likewise.
2883 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2885 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2886 call to vect_debug_details/stats changed from loop to loop_loc.
2887 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2888 (slpeel_tree_peel_loop_to_edge): Likewise.
2890 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2891 changed from NULL to UNKNOWN_LOC.
2892 (vect_get_base_and_offset):
2893 (vect_create_addr_base_for_vector_ref):
2894 (get_vectype_for_scalar_type):
2895 (vect_create_data_ref_ptr):
2897 (vect_get_vec_def_for_operand):
2898 (vect_finish_stmt_generation):
2899 (vectorizable_assignment):
2900 (vectorizable_operation):
2901 (vectorizable_store):
2902 (vectorizable_load):
2903 (vect_transform_stmt):
2904 (vect_update_ivs_after_vectorizer):
2905 (vect_do_peeling_for_loop_bound):
2906 (vect_do_peeling_for_alignment):
2907 (vect_transform_loop):
2908 (vect_is_simple_use):
2909 (vect_analyze_operations):
2910 (vect_is_simple_iv_evolution):
2911 (vect_analyze_scalar_cycles):
2912 (vect_analyze_data_ref_dependences):
2913 (vect_compute_data_ref_alignment):
2914 (vect_enhance_data_refs_alignment):
2915 (vect_analyze_data_ref_access):
2916 (vect_analyze_data_ref_accesses):
2917 (vect_analyze_pointer_ref_access):
2918 (vect_get_memtag_and_dr):
2919 (vect_analyze_data_refs):
2920 (vect_mark_relevant):
2921 (vect_stmt_relevant_p):
2922 (vect_mark_stmts_to_be_vectorized):
2923 (vect_can_advance_ivs_p):
2924 (vect_get_loop_niters):
2925 (vect_analyze_loop):
2926 (vectorize_loops): Likewise.
2928 (vectorizable_load): Argument in call to vect_debug_details/stats
2929 changed from loop to LOOP_LOC (loop_vinfo).
2930 (vect_transform_loop):
2931 (vect_analyze_operations):
2932 (vect_analyze_scalar_cycles):
2933 (vect_analyze_data_ref_dependence):
2934 (vect_enhance_data_refs_alignment):
2935 (vect_analyze_data_ref_accesses):
2936 (vect_analyze_pointer_ref_access):
2937 (vect_analyze_data_refs):
2938 (vect_analyze_loop): Likewise.
2940 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2941 changed from loop to loop_loc.
2943 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2945 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2946 Dorit Naishlos <dorit@il.ibm.com>
2948 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2950 (vect_analyze_data_ref_dependences): Likewise.
2952 (vect_is_simple_use): Argument changed from loop structure to
2953 loop_vect_info structure.
2954 (vect_can_advance_ivs_p): Likewise.
2955 (vect_create_index_for_vector_ref): Likewise.
2956 (vect_update_ivs_after_vectorizer): Likewise.
2957 (new_stmt_vec_info): Likewise.
2959 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2960 changed from loop to loop_vinfo.
2961 (vect_create_data_ref_ptr): First argument in call to
2962 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2963 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2964 was changed from loop to loop_vinfo.
2965 (vectorizable_operation): Likewise.
2966 (vectorizable_store): Likewise.
2967 (vect_mark_stmts_to_be_vectorized): Likewise.
2968 (vect_do_peeling_for_loop_bound): First argument in call to
2969 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2970 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2971 was changed from loop to loop_vinfo.
2972 (vect_analyze_data_ref_dependences): Third argument in call to
2973 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2975 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2976 (vect_create_data_ref_ptr): Likewise.
2977 (vect_init_vector): Likewise.
2978 (vect_get_vec_def_for_operand): Likewise.
2979 (vectorizable_assignment): Likewise.
2980 (vectorizable_operation): Likewise.
2981 (vectorizable_store): Likewise.
2982 (vectorizable_load): Likewise.
2983 (vect_update_ivs_after_vectorizer): Likewise.
2984 (vect_is_simple_use): Likewise.
2985 (vect_analyze_data_ref_dependence): Likewise.
2986 (vect_analyze_pointer_ref_access): Likewise.
2987 (vect_can_advance_ivs_p): Likewise.
2989 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2990 before _stmt_vec_info.
2991 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2992 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2993 (new_stmt_vec_info): Argument changed from loop structure to
2994 loop_vect_info structure
2996 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2997 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2998 (vect_create_addr_base_for_vector_ref): Likewise.
2999 (vect_analyze_pointer_ref_access): Likewise.
3001 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3004 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3005 phi flag if the phi is abnormal.
3007 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3010 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3011 information for the new statement.
3013 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3016 * gcc.c (main): Include the target in -v output.
3018 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3020 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3021 Do not drop the extend if we'd have to add a paradoxical subreg
3022 later. Include optabs.h and insn-codes.h.
3023 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3025 2005-02-02 Roger Sayle <roger@eyesopen.com>
3028 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3029 * fold-const.c (const_binop): Avoid constant folding floating
3030 point operations in modes that use composite representations.
3031 * simplify-rtx.c (simplify_binary_operation): Likewise.
3033 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3035 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3037 (altivec_dstt): Likewise.
3038 (altivec_dstst): Likewise.
3039 (altivec_dststt): Likewise.
3040 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3043 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3045 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3046 EXPR_LOCUS from orig_cond to the new cond_stmt.
3047 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3050 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3052 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3053 standard_iv_increment_position. Remove call to bsi_next
3054 (no need to bump the iterator anymore).
3055 (vect_create_index_for_vector_ref): Call
3056 standard_iv_increment_position. Remove second function argument.
3057 (vect_finish_stmt_generation): Remove call to bsi_next
3058 (no need to bump the iterator anymore).
3059 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3060 to vect_create_index_for_vector_ref.
3062 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3064 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3065 phis are used out of the loop.
3067 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3070 * c-decl.c (undef_nested_function): New variable.
3071 (pop_scope): Diagnose undefined nested functions.
3072 (finish_function): Don't attempt cgraph processing or genericizing
3073 if current top-level function contained an undefined nested
3074 function. Reset undef_nested_function at the end of a top-level
3077 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3079 * tree.c (build_int_cst_type): Take sign of the value into account
3080 when deciding whether sign extend the value.
3082 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3085 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3086 (cpp_options, cc1_options): Change %{std*&ansi} to
3087 %{std*&ansi&trigraphs}.
3089 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3091 * cse.c: Update comments.
3093 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3095 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3096 arguments go on the stack. Do not put complex doubles in odd/even
3099 2005-02-02 Steven Bosscher <stevenb@suse.de>
3101 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3102 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3103 -ftree-pre, and -fthread-jumps.
3105 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3107 PR tree-optimization/19578
3108 * tree-flow.h (modified_noreturn_calls): Declare.
3109 (noreturn_call_p): Declare.
3110 * tree-flow-inline.h (noreturn_call_p): New function.
3111 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3112 * tree-cfg.c (modified_noreturn_calls): New variable.
3113 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3114 that contain a mid-block noreturn call.
3115 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3117 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3119 * df.c (df_def_record_1, df_uses_record): Don't use
3121 * df.h (DF_FOR_REGALLOC): Remove.
3123 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3126 * c-typeck.c (really_start_incremental_init): Reset
3127 constructor_max_index for arrays of incomplete type.
3129 2005-02-02 Jeff Law <law@redhat.com>
3131 * gcse.c (struct reg_set): Store the block index where the register
3132 was set rather than the setting insn.
3133 (record_one_set, compute_transp): Corresponding changes.
3134 (pre_insert_copy_insn): Do not call replace_one_set.
3135 (replace_one_set): Remove.
3137 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3140 * doc/gcov.texi: Fix typo.
3142 2005-02-01 Richard Henderson <rth@redhat.com
3145 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3146 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3148 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3149 * config/i386/i386-protos.h: Update.
3151 2005-02-01 Steven Bosscher <stevenb@suse.de>
3153 PR tree-optimization/19217
3154 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3155 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3156 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3157 that it is walking a PHI node.
3159 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3161 * doc/extend.texi (Nested Functions): Update.
3163 2005-02-01 Richard Henderson <rth@redhat.com>
3166 * optabs.c (expand_copysign_absneg): Export.
3167 * optabs.h (expand_copysign_absneg): Declare.
3168 * config/rs6000/rs6000.md (copysigntf3): New.
3170 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3172 PR tree-optimization/19633
3173 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3174 * tree-ssa-alias.c (init_alias_info): Initialize.
3175 (merge_pointed_to_info): Set.
3176 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3177 (dump_points_to_info_for): Show value of pt_null.
3178 (struct count_ptr_d): Declare.
3179 (find_ptr_dereference): Remove.
3180 (ptr_is_dereferenced_by): Remove.
3181 (count_ptr_derefs): New local function.
3182 (count_uses_and_derefs): New local function.
3183 (compute_points_to_and_addr_escape): Call it. If the number
3184 of dereferences is greater than zero, mark the pointer as
3185 dereferenced. If there are fewer dereferences than uses of
3186 the pointer, the pointer's value escapes.
3188 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3190 PR tree-optimization/19670
3191 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3193 (verify_use): ... set it here, instead.
3195 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3197 * doc/sourcebuild.texi (Test directives): Fix formatting.
3199 * doc/sourcebuild.texi (Test directives): Describe selector
3202 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3204 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3205 specific 64-bit CPUs.
3207 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3210 * arm.c (arm_eliminable_register): New function.
3211 (adjacent_mem_locations): Don't allow eliminable registers. Use
3212 HOST_WIDE_INT for address offsets.
3213 * arm-protos.h (arm_eliminable_register): Add prototype.
3215 2005-02-01 Steven Bosscher <stevenb@suse.de>
3217 PR optimization/15242
3218 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3219 * basic-block.h (duplicate_computed_gotos): Add prototype.
3220 * bb-reorder.c (duplicate_computed_gotos): New function to
3221 duplicate sufficiently small blocks ending in a computed jump.
3222 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3223 if not optimizing for size.
3224 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3225 never do tail merging for blocks ending in a computed jump.
3226 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3228 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3230 Patch from Richard Sandiford <rsandifo@redhat.com>
3231 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3232 from inheriting a subreg equivalence with a non-spill register.
3234 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3236 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3238 * config/frv/frv.c (movcc_fp_destination_operand): New.
3239 (gpr_or_memory_operand): Fix typo in comment.
3240 (gpr_or_memory_operand_with_scratch): New.
3241 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3242 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3243 movcc_fp_destination_operand.
3244 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3245 Legitimize memory addresses using a scratch register.
3247 2005-01-31 Jeff Law <law@redhat.com>
3249 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3250 bitmap a sparse bitmap instead of a simple bitmap.
3251 (mark_def_sites_initialize_block): Corresponding changes.
3252 (ssa_mark_def_sites_initialize_block): Likewise.
3253 (ssa_mark_phi_uses): Likewise.
3254 (mark_def_site, ssa_mark_def_sites): Likewise.
3255 (mark_def_site_blocks): Likewise.
3256 (rewrite_ssa_into_ssa): Likewise.
3258 * tree-ssa-dom.c (record_cond): Pass correct variable type
3259 for last argument to htab_find_slot_with_hash.
3261 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3262 effects when optimizing 0 % X. Do not try to optimize X % 0.
3264 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3266 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3269 2005-02-01 Eric Christopher <echristo@redhat.com>
3271 * config/mips/mips.c (override_options): Warn if -mint64
3273 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3276 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3278 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3280 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3281 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3282 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3283 (cached_regno): Initialize to INVALID_REGNUM.
3284 (cse_reg_info_table_size,
3285 cse_reg_info_table_first_uninitialized,
3286 cse_reg_info_timestamp): New.
3287 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3289 (init_cse_reg_info, get_cse_reg_info_1): New.
3290 (get_cse_reg_info): Cache the last look-up.
3291 (new_basic_block): Update the code to clear mappings from
3292 registers to cse_reg_info entries.
3293 (cse_main): Call init_cse_reg_info.
3295 * cse.c (get_cse_reg_info): Update a comment.
3297 2005-01-31 Steven Bosscher <stevenb@suse.de>
3300 * c-decl.c (start_decl): Do not warn about arrays of elements with
3301 an incomplete type here.
3302 (grokdeclarator): Do it here by making a pedwarn an error.
3303 * c-typeck.c (push_init_level): If there were previous errors with
3304 the constructor type, do not warn about braces for initializers.
3305 (process_init_element): Likewise for excess initializer elements.
3307 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3309 * cse.c (delete_trivially_dead_insn): Don't iterate.
3311 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3313 * config/rs6000/rs6000.md (copysignsf3): New expand.
3314 (copysigndf3): Likewise.
3316 2005-01-31 Steven Bosscher <stevenb@suse.de>
3318 * recog.c (constrain_operands): Only look for earlyclobber operand
3319 conflicts if an '&' constraint was seen.
3321 2005-01-31 Marc Espie <espie@openbsd.org>
3323 * config.gcc: Don't include embedded systems fragment, switches default
3324 debugging format to ELF.
3325 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3326 longer pick it up there.
3328 2005-01-31 Dale Johannesen <dalej@apple.com>
3330 * doc/extend.texi (nested functions): Fix linkage description.
3331 Clarify that static is not allowed.
3333 2005-01-31 Dale Johannesen <dalej@apple.com>
3335 * config/rs6000/darwin.md (movsf_low_di): Make work.
3336 (movdf_low_di): Make work.
3338 2005-01-31 Dale Johannesen <dalej@apple.com>
3340 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3341 Make work for 64 bit.
3343 2005-01-31 Roger Sayle <roger@eyesopen.com>
3344 Dale Johannesen <dalej@apple.com>
3347 * fold-const.c (fold_binary_op_with_conditional_arg):
3348 Make types match original operands, before STRIP_NOPS.
3350 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3352 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3353 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3354 (struct gcc_sigcontext): Delete. Merge contents to..
3355 (struct gcc_ucontext): ..here.
3356 (get_sigcontext): Delete.
3357 (get_regs): New function, like get_sigcontext but return regs ptr.
3358 64-bit version finds regs from r1 to support vdso.
3359 (ppc_linux_aux_vector): New function.
3360 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3363 2005-01-31 Ira Rosen <irar@il.ibm.com>
3365 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3367 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3368 redundant fold. Fix misalignment for MINUS_EXPR.
3369 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3370 (vect_analyze_pointer_ref_access): Likewise.
3371 (vect_get_memtag_and_dr): Likewise.
3373 2005-01-31 Richard Henderson <rth@redhat.com>
3375 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3376 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3377 absnegdf2_i387, absnegxf2_i387): Likewise.
3379 2005-01-31 Richard Henderson <rth@redhat.com>
3382 * optabs.c (expand_copysign_absneg): New.
3383 (expand_copysign_bit): Split out from ...
3384 (expand_copysign): ... here. Use expand_copysign_absneg.
3386 2005-01-30 Roger Sayle <roger@eyesopen.com>
3389 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3390 constant as the second operand and a register as the third.
3392 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3395 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3396 that dllimport'd functions do not use all call-clobbered registers
3399 2005-01-30 Richard Henderson <rth@redhat.com>
3402 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3403 expand_abs_nojump and generalize. Use operand_subword and
3404 emit_no_conflict_block. Support large modes.
3405 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3407 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3408 negation to subtraction.
3409 (expand_copysign): Check that the format has signed zeros.
3410 Use operand_subword and emit_no_conflict_block. Support large modes.
3412 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3414 Fix PR tree-optimization/19624
3416 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3417 * tree-ssa-pre.c: Add cfgloop.h.
3419 (pre_stats): New member, constified.
3420 (inserted_exprs): New static variable.
3421 (NECESSARY): New macro.
3422 (create_expression_by_pieces): Fold the expression, and
3423 mark it as defaulting to not necessary. Also put in
3425 (fully_constant_expression): New function.
3426 (insert_into_preds_of_block): Modify to not insert phis when we
3427 are playing with induction variables.
3428 Push phis onto the inserted_exprs vector, and mark them as not
3429 necessary by default.
3430 (insert_aux): Call fully_constant_expression on eprime.
3431 If all edges produce the same value, mark it constant.
3432 (mark_operand_necessary): New function.
3433 (remove_dead_inserted_code): New function.
3434 (init_pre): Init loop optimizer to get loop info.
3435 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3436 (execute_pre): Commit edge inserts, then remove dead code.
3438 2005-01-30 Richard Henderson <rth@redhat.com>
3440 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3441 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3443 2005-01-30 Richard Henderson <rth@redhat.com>
3446 * config/i386/i386.c (ix86_expand_copysign): New.
3447 (ix86_split_copysign_const): New.
3448 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3449 rearrange op1/nmask operands.
3450 * config/i386/i386-protos.h: Update.
3451 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3452 (copysigndf3): Likewise.
3453 (copysignsf3_const, copysigndf3_const): New.
3454 (copysignsf3_var): Rename from copysignsf3, split out splitter
3455 and fix split predicate for X constraint.
3456 (copysigndf3_var): Similarly.
3458 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3460 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3461 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3462 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3464 2005-01-29 Richard Henderson <rth@redhat.com>
3467 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3468 of # and * in constraints.
3470 2005-01-29 Richard Henderson <rth@redhat.com>
3473 * expr.c (store_field): Don't strip sub-mode cast when the input
3474 data is even smaller.
3476 2005-01-29 Richard Henderson <rth@redhat.com>
3479 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3482 2005-01-29 Richard Henderson <rth@redhat.com>
3484 * combine.c (make_field_assignment): Fix argument order
3487 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3489 PR tree-optimization/15791
3490 * fold-const.c (extract_array_ref): New function.
3491 (fold): Fold comparisons between &a[i] and &a[j] or
3492 semantically equivalent trees.
3494 2005-01-29 Jeff Law <law@redhat.com>
3496 * gcse.c (insert_expr_in_table): Revamp handling of available
3497 and anticipatable occurrence lists to avoid unnecessary list
3499 (insert_set_in_table): Similarly.
3501 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3503 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3505 (c_build_qualified_type): Build qualified array types with
3506 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3507 * c-decl.c (c_make_fname_decl): Build unqualified array type
3508 before qualified type.
3509 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3510 type is qualified, not just if type itself is. Don't apply
3511 qualifiers to array type when declarator is processed. Apply
3512 qualifiers to field type whether or not it is an array type.
3513 Don't handle array types specially for applying qualifiers to
3515 * c-typeck.c (composite_type): Build unqualified element type and
3516 array type when forming composite of array types.
3517 (common_pointer_type, comptypes, comp_target_types,
3518 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3519 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3521 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3522 (args2) in variables a1 and a2.
3524 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3526 * cse.c (n_elements_made, max_elements_made): Remove.
3527 (insert): Don't touch n_elements_made.
3528 (cse_main): Don't touch n_elements_made or max_elements_made.
3530 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3533 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3534 configuration part of dp-bit.c to be lost.
3536 2005-01-28 Roger Sayle <roger@eyesopen.com>
3538 * expmed.c (expand_mult_highpart_optab): When attempting to use
3539 a non-widening multiplication in a wider mode, the operands need
3540 to be converted (zero or sign extended) to that mode.
3542 2005-01-28 Ian Lance Taylor <ian@airs.com>
3546 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3547 through if both operands fall through.
3549 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3551 * cse.c (fold_rtx) <PC>: Don't optimize.
3553 2005-01-28 Jeff Law <law@redhat.com>
3555 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3556 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3558 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3560 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3561 cse_reg_info_used_list_end): Remove.
3562 (cse_reg_info_list, cse_reg_info_list_free): New.
3563 (get_cse_reg_info): When allocating an instance of
3564 cse_reg_info, add it to the beginning of the cse_reg_info_list
3565 list. Remove code to maintain cse_reg_info_used_list.
3566 (new_basic_block): Reset the free list to the beginning of
3569 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3571 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3572 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3573 (frv_expand_mdpackh_builtin): New function.
3574 (frv_expand_builtin): Use it to expand __MDPACKH.
3575 * doc/extend.texi (__MDPACKH): Update documentation.
3577 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3579 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3580 SSE_FLOAT_MODE_P for use_sse computation.
3582 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3585 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3587 2005-01-27 Richard Henderson <rth@redhat.com>
3589 * builtins.c (expand_builtin_copysign): New.
3590 (expand_builtin): Call it.
3591 * genopinit.c (optabs): Add copysign_optab.
3592 * optabs.c (init_optabs): Initialize it.
3593 (expand_copysign): New.
3594 * optabs.h (OTI_copysign, copysign_optab): New.
3595 (expand_copysign): Declare.
3597 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3598 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3600 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3601 (ix86_expand_fp_absneg_operator): ... here.
3602 (ix86_split_copysign): New.
3603 * config/i386/i386-protos.h: Update.
3604 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3605 (copysignsf3, copysigndf3): New.
3607 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3608 (copysignsf3, ncopysignsf3): New.
3609 (copysigndf3, ncopysigndf3): New.
3610 (copysignxf3, ncopysignxf3): New.
3611 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3613 2005-01-27 Arend Bayer <arend.bayer@web.de>
3614 Kazu Hirata <kazu@cs.umass.edu>
3616 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3617 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3618 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3621 2005-01-27 Jeff Law <law@redhat.com>
3623 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3624 definitions of SSA_NAMEs which are not being rewritten.
3625 (rewrite_ssa_into_ssa): Only initialize the current definition
3626 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3627 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3628 SSA_NAMEs before returning.
3630 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3632 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3633 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3634 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3635 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3636 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3638 2005-01-27 Steven Bosscher <stevenb@suse.de>
3641 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3642 higher to -O2 and higher. Likewise for tree PRE.
3643 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3646 2005-01-27 Ian Lance Taylor <ian@airs.com>
3649 * gimple-low.c (try_catch_may_fallthru): New static function.
3650 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3651 * tree-inline.c (expand_call_inline): Don't warn about reaching
3652 the end of a non-void function being inlined if the function uses
3655 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3657 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3660 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3661 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3662 (implicitly_declare): Handle error_mark_node.
3664 2005-01-27 Richard Henderson <rth@redhat.com>
3667 * tree.h (struct tree_decl): Add debug_expr_is_from.
3668 (DECL_DEBUG_EXPR_IS_FROM): New.
3669 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3670 * dwarf2out.c (dwarf2out_var_location): Update to match.
3671 * tree-outof-ssa.c (create_temp): Likewise.
3672 * var-tracking.c (track_expr_p): Likewise.
3673 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3674 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3675 * toplev.c (default_tree_printer): Likewise.
3677 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3679 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3680 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3682 2005-01-27 Steven Bosscher <stevenb@suse.de>
3684 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3685 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3686 ASM_CLOBBERS): Add tree checks.
3688 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3689 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3690 * c-common.def (SWITCH_STMT): Update to match.
3691 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3692 macros instead of SWITCH_EXPR ones.
3693 * c-dump.c (c_dump_tree): Likewise.
3694 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3695 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3697 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3699 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3701 * unwind-dw2.c (execute_stack_op): Add missing cases for
3702 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3704 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3706 * config.gcc (Obsolete configurations): Remove 'dummy', add
3707 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3710 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3712 PR tree-optimization/19633
3713 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3715 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3716 are no call-clobbered variables.
3717 * tree-outof-ssa.c (check_replaceable): Return false for calls
3720 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3722 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3723 even for variables with NULL DECL_INITIAL.
3725 2005-01-26 Stuart Hastings <stuart@apple.com>
3727 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3729 2005-01-26 Richard Henderson <rth@redhat.com>
3732 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3734 * expr.c (store_field): Strip conversions to odd-bit-sized types
3735 if the destination field width matches.
3737 2005-01-26 Richard Henderson <rth@redhat.com>
3739 * c-decl.c, expmed.c, expr.c: Revert last change.
3741 2005-01-26 Richard Henderson <rth@redhat.com>
3744 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3746 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3747 if we don't need the bits above those present in the current mode.
3748 * expr.c (store_field): Strip conversions to odd-bit-sized types
3749 if the destination field width matches.
3751 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3753 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3754 either -ffast-math or -funsafe-math-optimizations is in use.
3756 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3760 * config/avr/avr.c (notice_update_cc): Only set condition code for
3761 ashrqi3 if shift count > 0.
3762 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3763 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3764 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3765 count <= 0 as a no-op, and shift count >= width by copying zero
3766 or sign bit to all bits of the result.
3767 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3768 count, with attribute "length" set to 0 and "cc" set to "none".
3770 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3772 * doc/invoke.texi: Document -mTLS.
3774 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3775 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3776 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3777 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3778 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3779 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3780 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3781 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3783 * configure.ac: Check for a TLS capable gas.
3785 * configure: Regenerate.
3787 2005-01-26 Richard Henderson <rth@redhat.com>
3790 * combine.c (make_field_assignment): Simplify store to zero_extract
3791 from a source with an overlapping mask.
3793 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3795 2004-11-11 Eric Christopher <echristo@redhat.com>
3797 * config/frv/frv.md: Add fr400_integer automaton. Don't
3798 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3801 2005-01-26 Steven Bosscher <stevenb@suse.de>
3804 * cfgbuild.c (make_edges): Do not clear or set
3805 current_function_has_computed_jump.
3806 * function.h (struct function): Remove the has_computed_jump field.
3807 (current_function_has_computed_jump): Do not define.
3808 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3809 in a computed jump. Ignore current_function_has_computed_jump.
3811 2005-01-26 Richard Henderson <rth@redhat.com>
3814 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3815 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3817 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3818 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3819 objects into static storage if they have more than one non-zero value.
3820 * tree.h (categorize_ctor_elements): Update decl.
3822 2005-01-26 Steven Bosscher <stevenb@suse.de>
3825 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3826 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3827 to this function from 2004-07-10.
3828 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3829 the current function for tail call optimizations if the address
3830 of one of it its arguments is taken.
3832 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3834 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3836 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3838 * function.c (expand_function_end): If current_function_calls_alloca,
3839 emit stack restore in a place that is reached when the function falls
3842 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3844 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3845 rule to avoid matching inappropriate suffix rule.
3847 2005-01-26 Jan Hubicka <jh@suse.cz>
3849 PR tree-optimization/19241
3850 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3852 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3854 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3855 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3857 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3858 <sim*>: Always use crt1.o, regardless of N in simN.
3859 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3860 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3861 (CRT_CALL_STATIC_FUNCTION): Remove.
3862 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3863 use crt1.o, regardless of N in simN.
3864 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3865 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3866 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3867 case isystem setting.
3868 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3870 2005-01-25 Ian Lance Taylor <ian@airs.com>
3872 * gimple-low.c (block_may_fallthru): Correct handling of
3873 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3875 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3877 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3878 handlers to match indentation; nested under the mtune=* handler.
3879 Similar for mcpu= and march=.
3881 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3883 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3884 * config/mips/linux64.h (LIB_SPEC): Likewise.
3885 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3886 * config/sh/linux.h (LIB_SPEC): Likewise.
3888 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3890 * config/frv/frv.c (frv_legitimize_tls_address): New.
3891 (TARGET_HAVE_TLS): Define.
3892 (FRV_SYMBOL_REF_TLS_P): Define.
3893 (frv_override_options): Handle new register classes.
3894 (frv_legitimate_address_p): Reject tls addresses.
3895 (frv_legitimize_address): Handle TLS addresses.
3896 (gen_inlined_tls_plt): New.
3898 (frv_legitimize_tls_address): New.
3899 (unspec_got_name): Add TLS entries.
3900 (got12_operand): Add R_FRV_TLSMOFF12 case.
3901 (frv_emit_move): Fixup TLS addresses.
3902 (frv_emit_movsi): Legitimize TLS addresses.
3904 * config/frv/frv.h (MASK_BIG_TLS): New.
3905 (TARGET_BIG_TLS): New.
3906 (HAVE_AS_TLS): Define.
3907 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3908 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3909 (REG_CLASS_NAMES): Same.
3910 (REG_CLASS_CONTENTS): Same.
3911 (CONSTRAINT_LEN): New.
3912 (REG_CLASS_FROM_CONSTRAINT): New.
3913 (PREDICATE_CODES): Add symbolic_operand.
3915 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3916 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3917 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3918 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3919 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3920 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3921 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3922 GR9_REG, GR14_REG, LRREG.
3923 (type): Add load_or_call attribute.
3924 ("load_or_call"): New reservation.
3925 ("call_gettlsoff"): New.
3926 ("tls_indirect_call"): New.
3927 ("tls_load_gottlsoff12"): New.
3928 ("tlsoff_hilo"): New.
3929 ("tls_tlsdesc_ldd"): New.
3930 ("tls_tlsoff_ld"): New.
3933 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3935 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3937 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3938 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3939 * config/frv/frv.c (TLS_BIAS): Define.
3940 (frv_output_dwarf_dtprel): New.
3942 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3944 PR rtl-optimization/19579
3945 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3946 both A and B, see if they don't clobber registers the other expr uses.
3948 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3950 * real.c (do_add): Initialize signalling and canonical members.
3952 * real.c (real_from_integer): Zero out destination.
3954 2005-01-18 Jan Hubicka <jh@suse.cz>
3956 PR tree-optimize/19337
3957 * tree-inline.c (initialize_inlined_parameters): Copy
3958 saved_static_chain_decl only.
3960 2005-01-25 Richard Henderson <rth@redhat.com>
3964 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3965 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3966 80387 enabled, to return a proper subclass. Return the subset that
3967 overlaps with GENERAL_REGS for PLUS.
3968 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3970 2005-01-25 Richard Henderson <rth@redhat.com>
3973 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3975 2005-01-25 Roger Sayle <roger@eyesopen.com>
3977 * expmed.c (choose_multiplier): Change interface to return the
3978 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3979 (expand_divmod): Update calls to choose_multiplier.
3981 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * expmed.c (extract_bit_field): Use adjust_address instead of
3985 gen_lowpart when op0 is a MEM.
3987 2005-01-24 Steven Bosscher <stevenb@suse.de>
3989 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3991 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3993 * config/mips/irix-csr.c: New file.
3994 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3995 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3996 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3999 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4002 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4003 sparc/elf.h, add sparc/sp-elf.h.
4004 (sparc-*-rtems*): Likewise.
4005 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4006 tm-dwarf2.h, add sparc/sp-elf.h.
4007 (sparc86x-*-elf): Likewise.
4008 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4009 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4010 TARGET_OS_CPP_BUILTINS.
4011 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4012 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4014 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4015 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4016 (SWITCH_TAKES_ARG): Likewise.
4017 (LOCAL_LABEL_PREFIX): Likewise.
4018 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4019 (TARGET_N_FORMAT_TYPES): Delete.
4020 (TARGET_FORMAT_TYPES): Likewise.
4021 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4022 * config/sparc/elf.h: Delete.
4023 * config/sparc/sp-elf.h: New file.
4025 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4027 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4028 * tree-flow.h: Remove the corresponding prototype.
4029 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4030 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4032 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4035 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4036 for AIX ABI or ELF -fPIC.
4037 (rs6000_emit_load_toc_table): Don't create toc_section here.
4038 (rs6000_xcoff_file_start): Nor here.
4040 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4042 * sh.c (ra.h): Don't #include.
4043 (hard_regs_intersect_p): New function, resurrected from ra.c.
4045 * sh.c: Fix 1996 Copyright.
4047 2005-01-24 Richard Henderson <rth@redhat.com>
4048 Aldy Hernandez <aldyh@redhat.com>
4050 * regrename.c (note_sets): Handle subregs.
4052 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4055 * genconditions.c (write_header, write_conditions): Elide file if
4058 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4060 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4061 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4064 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4066 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4067 expand_builtin_printf, expand_builtin_fprintf,
4068 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4069 checking against POINTER_TYPE.
4070 (validate_arglist): Handle POINTER_TYPE code by checking
4073 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4075 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4077 (for_each_rtx): Call for_each_rtx_1.
4078 * rtl.h (init_rtlanal): Declare.
4079 * toplev.c (backend_init): Call init_rtlanal.
4081 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4083 * flow.c (propagate_one_insn): Formatting.
4086 * flow.c (libcall_dead_p): Be more conservative if unsure.
4087 If there are any instructions between insn and call, see if they are
4088 all dead before saying the libcall is dead.
4090 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4092 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4093 operand constraint for operand 0.
4095 2005-01-23 Richard Henderson <rth@redhat.com>
4098 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4099 edges leading to join block.
4101 2005-01-23 Roger Sayle <roger@eyesopen.com>
4103 * expmed.c (expand_mult_highpart): Make static. Change type of
4104 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4105 (expand_divmod): Updates calls to expand_mult_highpart by using
4106 gen_int_mode to pass a CONST_INT rtx.
4107 * rtl.h (expand_mult_highpart): Remove prototype.
4109 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4111 * flow.c (regset_bytes, regset_size): Remove.
4113 * cfganal.c: Fix a reference to Harvey's paper.
4115 2005-01-23 Steven Bosscher <stevenb@suse.de>
4117 PR rtl-optimization/19464
4118 * tree-optimize.c (init_tree_optimization_passes): Add one more
4119 copyrename pass just before out-of-ssa.
4121 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4124 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4125 * ggc-none.c (ggc_free): Define.
4127 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4129 * cse.c (max_reg, max_insn_uid): Remove.
4130 (cse_main): Don't access max_reg or max_insn_uid.
4132 * c-common.c (explicit_flag_signed_bitfields,
4133 lang_statement_code_p, lang_expand_function_end): Remove.
4134 * c-common.h: Remove the corresponding declarations.
4135 * c-opts.c (c_common_handle_option): Remove all write access
4136 to explicit_flag_signed_bitfields.
4138 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4139 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4140 * cgraph.h: Remove the corresponding declaration.
4142 * gcse.c (null_pointer_info): Remove.
4144 2005-01-23 Roger Sayle <roger@eyesopen.com>
4145 Eric Botcazou <ebotcazou@libertysurf.fr>
4147 * combine.c (simplify_logical): Only simplify logical expressions
4148 of the form ior(and(x,y),z) by the inverse distributive law if the
4149 result is cheaper than the original.
4151 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4153 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4154 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4155 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4156 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4157 config/freebsd-spec.h, config/arm/arm.h,
4158 config/h8300/h8300.md, config/i386/i386.md,
4159 config/i386/predicates.md, config/i386/sse.md,
4160 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4161 config/vax/vax.md: Fix comment typos. Follow spelling
4164 2005-01-23 Steven Bosscher <stevenb@suse.de>
4166 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4167 tests, instead of `less than'.
4169 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4171 * function.c (assign_parm_setup_block): When creating a new stack slot
4172 for a parameter, get its alignment from the parameter's DECL_ALIGN
4173 rather than the type's TYPE_ALIGN. Make sure that the parameter
4174 is at least word aligned.
4176 2005-01-22 Roger Sayle <roger@eyesopen.com>
4179 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4181 2005-01-22 Richard Henderson <rth@redhat.com>
4184 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4185 in both compare operands.
4186 (movdfcc_1_sse_max): Likewise.
4187 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4188 (movdfcc_1_sse): Likewise.
4189 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4190 scratch register as needed.
4192 2005-01-22 Richard Henderson <rth@redhat.com>
4194 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4196 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4198 2005-01-22 Richard Henderson <rth@redhat.com>
4200 * genopinit.c (optabs): Use smin/smax for floating point too.
4201 * doc/md.texi: Update to match. Clarify that floating point
4202 results are undefined for +0/-0 and NaN.
4203 * doc/rtl.texi: Likewise.
4204 * rtl.def (SMIN, SMAX): Likewise
4205 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4207 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4208 leading 's' to the name.
4209 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4210 smaxxf3, sminxf3): Likewise.
4211 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4214 2005-01-22 Paul Brook <paul@codesourcery.com>
4216 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4218 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4220 * config/s390/s390.c (struct processor_costs): New fields
4221 dlgr, dlr, dr, dsgfr, dsgr.
4222 (z900_cost, z990_cost): Values for new fields.
4223 (s390_rtx_costs): New cases MEM und COMPARE in switch
4224 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4225 DIV, MOD, UDIV, UMOD.
4227 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4229 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4230 into the register being decremented.
4231 ("doloop_si31", "doloop_di"): Likewise.
4232 ("*doloop_si_long"): Adapt pattern.
4234 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4236 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4238 (CLASS_MAX_NREGS): Likewise.
4240 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4242 * doc/tree-ssa.texi (Statement Operands): Add example for new
4243 must-def macro. Note deprecation of old operands interface.
4245 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4247 PR tree-optimization/19484
4248 * tree-cfg.c (remove_fallthru_edge): New function.
4249 (cleanup_control_flow): Remove fallthru edges from calls that are
4250 now known not to return.
4252 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4254 Fix PR tree-optimization/19038
4255 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4256 copies with loop variant ones.
4258 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4260 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4261 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4262 config/alpha/alpha.md, config/alpha/predicates.md,
4263 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4264 config/sparc/sol2.h: Update copyright.
4266 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4267 first label to see if it is a nonlocal label.
4269 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4270 Andrew Pinski <pinskia@physics.uc.edu>
4273 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4274 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4276 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4278 * config/rs6000/rtems.h: Update copyright.
4280 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4283 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4284 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4285 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4287 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4290 * c-typeck.c (convert_arguments): Check for error_mark_node.
4292 2005-01-21 Ian Lance Taylor <ian@airs.com>
4294 PR tree-optimization/13000
4295 * tree-inline.c: Include "tree-flow.h".
4296 (expand_call_inline): If warn_return_type, warn if non-void inline
4297 function falls through.
4298 * tree-cfg.c (execute_warn_function_return): Don't warn about
4299 control reaching end if TREE_NO_WARNING is set. Set
4301 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4303 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4304 branch if we don't need one.
4305 * c-typeck.c: Include "tree-flow.h"
4306 (c_finish_bc_stmt): Don't add a goto if the current statement
4307 list doesn't fall through to the current point.
4309 2005-01-21 Roger Sayle <roger@eyesopen.com>
4311 PR rtl-optimization/576
4312 * real.c (real_arithmetic): Change return type from void to bool
4313 to return an indication that the result may be inexact.
4314 * real.h (real_arithmeric): Update prototype.
4315 * fold-const.c (const_binop): Don't constant fold floating
4316 point expressions when the user specifies -frounding-math and
4317 the result may depend upon the run-time rounding mode.
4318 (fold_convert_const_real_from_real): Clean-up.
4319 (fold_initializer): Ignore flag_rounding_math for initializers.
4320 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4321 constant fold FP operations with flag_rounding_math if the
4322 result may depend upon the run-time rounding mode.
4324 2005-01-21 Tom Tromey <tromey@redhat.com>
4326 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4328 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4330 * tree-cfg.c: Fix comment typos.
4332 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4334 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4335 around the call to rest_of_handle_branch_target_load_optimize.
4337 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4339 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4340 (sparc64-*-openbsd*): Likewise.
4341 (sparclite-*-elf*): Include tm-dwarf2.h.
4342 (sparc86x-*-elf*): Likewise.
4343 (sparc64-*-elf*): Likewise.
4344 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4345 (DBX_DEBUGGING_INFO): Likewise.
4346 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4347 (PREFERRED_DEBUGGING_TYPE): Likewise.
4348 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4349 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4350 (PREFERRED_DEBUGGING_TYPE): Likewise.
4351 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4352 (PREFERRED_DEBUGGING_TYPE): Likewise.
4353 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4355 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4358 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4360 2005-01-20 Paul Brook <paul@codesourcery.com>
4362 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4364 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4366 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4367 label is first in a sequence of labels.
4369 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4371 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4372 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4374 * doc/sourcebuild.texi (Test Directives): New.
4376 2005-01-20 Roger Sayle <roger@eyesopen.com>
4378 * real.c (real_floor): Don't leave the result uninitialized when
4379 mode is VOIDMode, but return the unrounded intermediate value.
4380 (real_ceil): Likewise.
4382 2005-01-20 Paul Brook <paul@codesourcery.com>
4384 * config/arm/arm.md (insv): Use gen_int_mode.
4386 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4388 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4389 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4390 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4391 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4392 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4394 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4397 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4398 fbreg, so we have to assume we can't.
4399 (loc_descriptor_from_tree_1): Ditto.
4400 (containing_function_has_frame_base): New function.
4401 (add_location_or_const_value_attribute): Use it.
4402 Also try to generate a frame_base from a single element location
4405 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4407 PR tree-optimization/15349
4408 * timevar.def (TV_TREE_MERGE_PHI): New.
4409 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4411 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4412 calls to tree_forwarder_block_p.
4413 (remove_forwarder_block_with_phi, merge_phi_nodes,
4414 gate_merge_phi, pass_merge_phi): New.
4415 * tree-optimize.c (init_tree_optimization_passes): Add
4417 * tree-pass.h: Add an extern for pass_merge_phi;
4419 2005-01-20 Richard Henderson <rth@redhat.com>
4422 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4423 (_mm_castps_pd, _mm_castps_si128): New.
4424 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4426 2005-01-20 Richard Henderson <rth@redhat.com>
4429 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4430 __builtin_ia32_vec_init_v2si.
4431 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4432 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4433 (ix86_init_mmx_sse_builtins): Create it.
4434 (ix86_expand_builtin): Expand it.
4435 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4436 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4437 (vec_extractv2si_0, vec_extractv2si_1): New.
4439 2005-01-20 Richard Henderson <rth@redhat.com>
4442 * config/i386/i386.c (ix86_expand_push): New.
4443 * config/i386/mmx.md (push<MMXMODE>1): New.
4444 * config/i386/sse.md (push<SSEMODE>1): New.
4445 * config/i386/i386-protos.h: Update.
4447 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4449 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4452 2005-01-20 Richard Henderson <rth@redhat.com>
4454 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4455 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4457 2005-01-19 Richard Henderson <rth@redhat.com>
4460 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4461 to V4SFmode in SSE1 fallback load path.
4463 2005-01-19 Richard Henderson <rth@redhat.com>
4465 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4466 in QImode expansion to ix86_expand_vector_set.
4467 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4469 2005-01-19 Richard Henderson <rth@redhat.com>
4472 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4473 subclass of the input class.
4474 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4475 Always true for cross-SSE1 classes. Rationalize conditionals.
4476 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4477 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4478 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4479 (movdi_2): Add MMX/SSE zeros.
4480 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4481 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4482 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4483 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4484 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4485 (zero_extendsidi2_rex64_1): Remove.
4486 (MOV0 peephole): Check GENERAL_REG_P.
4488 2005-01-19 Richard Henderson <rth@redhat.com>
4491 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4493 (ix86_expand_vector_extract): Likewise.
4495 2005-01-19 Richard Henderson <rth@redhat.com>
4498 * expr.c (emit_move_change_mode): New argument force; use
4499 simplify_gen_subreg if true.
4500 (emit_move_via_alt_mode): Merge into ...
4501 (emit_move_via_integer): ... here.
4502 (emit_move_ccmode): Use emit_move_change_mode directly.
4504 2005-01-19 Richard Henderson <rth@redhat.com>
4507 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4508 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4509 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4511 (alpha_emit_set_const): Likewise. Make static.
4512 (alpha_emit_set_long_const): Make static.
4513 (alpha_extract_integer): Split out from alpha_expand_mov.
4514 (alpha_split_const_mov): Likewise.
4515 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4516 (alpha_legitimate_constant_p): New.
4517 * config/alpha/alpha-protos.h: Update.
4518 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4519 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4520 * config/alpha/alpha.md (movsi): Add n alternative.
4521 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4522 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4523 (splitters for all of the above): Use alpha_split_const_mov.
4524 * config/alpha/predicates.md (non_add_const_operand): New.
4525 (non_zero_const_operand): New.
4526 (input_operand): Use alpha_legitimate_constant_p after reload.
4528 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4530 PR tree-optimization/19038
4531 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4532 (add_candidate): Add ivs with increment in latch only if
4533 allow_ip_end_pos_p is true.
4534 (determine_iv_cost): Use empty_block_p.
4536 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4538 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4539 (compute_dominance_frontiers): Ditto.
4541 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4544 * config/sh/t-rtems: New.
4545 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4547 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4549 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4550 the offset of the selected field.
4552 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4554 * tree-cfg.c (remove_forwarder_block): Fix the check to
4555 prevent a nonlocal label from appearing in the middle of a
4558 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4560 PR rtl-optimization/19462
4561 * reorg.c (find_end_label): Create return insn only if
4562 current_function_epilogue_delay_list is empty.
4564 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4566 * doc/passes.texi: Remove paragraph mentioning new-ra.
4568 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4570 PR rtl-optimization/15139
4571 * combine.c: Include params.h.
4572 (count_rtxs): New function.
4573 (record_value_for_reg): If replace_rtx would replace at least
4574 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4575 (clobber (const_int 0)) instead of TEM.
4576 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4577 * params.h (MAX_LAST_VALUE_RTL): New.
4578 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4579 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4582 * c-typeck.c (digest_init): Only call build_vector if all constructor
4583 elements are *_CST nodes.
4584 * gimplify.c (gimplify_init_constructor): Likewise.
4587 * c-typeck.c (digest_init): Only call build_vector if inside_init
4590 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4592 * toplev.c (init_asm_output): Remove dead #ifdef.
4594 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4596 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4598 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4600 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4601 accessing DECL_FUNCTION_CODE.
4602 * dojump.c (do_jump): Likewise.
4603 * gimplify.c (gimplify_call_expr): Likewise.
4604 * predict.c (expr_expected_value): Likewise.
4605 (strip_builtin_expect): Likewise.
4606 * tree-inline.c (estimate_num_insns_1): Likewise.
4607 * tree-ssa-loop-im.c (stmt_cost): Likewise
4608 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4609 (tree_expr_nonnegative_p): Likewise.
4611 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4613 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4614 variant of the load_pcrel_sym pattern.
4615 * config/sparc/sparc.md (P macro): Move to the top.
4616 (load_pcrel_sym): Macroize using P.
4617 (save_register_window): Likewise.
4619 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4621 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4624 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4627 * c-typeck.c (build_asm_expr): Strip nops off
4628 input memory operands.
4630 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4632 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4633 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4634 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4635 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4637 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4640 * config/i386/i386.c (override_options): If the 80387 is disabled,
4641 then do not return FP values using FP registers.
4643 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4645 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4646 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4647 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4648 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4649 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4650 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4651 output.h, postreload-gcse.c, postreload.c, recog.c,
4652 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4653 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4654 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4655 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4656 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4657 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4658 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4659 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4661 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4662 config/alpha/alpha.c, config/arm/vfp.md,
4663 config/i386/emmintrin.h, config/i386/i386-modes.def,
4664 config/i386/i386-protos.h, config/i386/i386.h,
4665 config/i386/pmmintrin.h, config/i386/ppro.md,
4666 config/i386/predicates.md, config/i386/xmmintrin.h,
4667 config/i860/i860.c, config/ia64/ia64-modes.def,
4668 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4669 config/ia64/ia64.md, config/ia64/itanium1.md,
4670 config/ia64/itanium2.md, config/ia64/predicates.md,
4671 config/iq2000/iq2000.h, config/mips/linux64.h,
4672 config/rs6000/aix41.h, config/rs6000/aix43.h,
4673 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4674 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4675 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4676 config/sparc/linux64.h, config/sparc/litecoff.h,
4677 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4678 config/sparc/sparc.h, config/sparc/sparc.md,
4679 config/sparc/sysv4-only.h: Update copyright.
4681 2005-01-18 Richard Henderson <rth@redhat.com>
4684 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4686 2005-01-18 Marc Espie <espie@openbsd.org>
4687 * config/i386/openbsdelf.h: Typo.
4689 2005-01-18 Richard Henderson <rth@redhat.com>
4691 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4692 special case for sse.
4693 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4695 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4697 * tree-inline.c (estimate_num_insns_1): Added cases for
4698 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4700 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4702 PR rtl-optimization/19296
4703 * combine.c (simplify_comparison): Rewrite the condition under
4704 which a non-paradoxical SUBREG of a PLUS can be lifted when
4705 compared against a constant.
4707 2005-01-18 Andi Kleen <ak@muc.de>
4709 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4710 * c.opt (-Wpointer-sign): Add.
4711 * doc/invoke.texi: (-Wpointer-sign): Add.
4713 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4715 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4716 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4717 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4718 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4719 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4720 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4721 for TARGET_MIX_SSE_I387.
4722 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4723 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4724 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4725 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4726 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4727 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4728 TARGET_MIX_SSE_I387.
4729 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4732 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4735 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4736 Add movaps alternative for xmm reg->reg move.
4738 2005-01-17 Jeff Law <law@redhat.com>
4740 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4741 at the end of the main DOM loop rather than just before DOM exits.
4743 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4745 PR tree-optimization/19121
4746 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4747 adding aliases to a name tag, also add them to the pointer's
4749 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4750 sensitive alias info at all. Only check that the two pointers
4751 have compatible pointed-to sets.
4752 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4753 a pointer's type tag is a superset of the alias set of the
4756 2005-01-17 James E Wilson <wilson@specifixinc.com>
4759 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4760 comment to document why.
4762 2005-01-17 Richard Henderson <rth@redhat.com>
4764 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4765 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4766 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4767 sse2_vmsminv2df3_finite): New.
4768 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4769 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4770 Force op1 into register.
4772 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4774 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4775 bubblestrap from always rebuilding build directory.
4777 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4779 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4780 ("*cmpmem_short"): Likewise.
4782 2005-01-17 Steven Bosscher <stevenb@suse.de>
4784 * basic-block.h: Document BB_* flags.
4785 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4786 use an sbitmap instead.
4787 * sched-rgn.c (compute_trg_info): Likewise.
4789 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4791 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4792 redundant target_cpu_default and extra_parts lines. Use the default
4794 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4795 (SUBTARGET_EXTRA_SPECS): Delete.
4796 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4797 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4798 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4799 and "n32" for -mabi=n32.
4801 2005-01-17 Ian Lance Taylor <ian@airs.com>
4804 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4805 fold constant variables into initial values.
4807 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4809 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4811 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4812 through the statements backward.
4814 2005-01-17 Ian Lance Taylor <ian@airs.com>
4816 PR middle-end/13127:
4817 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4818 a variable set to the return value of the inlined function.
4820 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4822 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4823 when modes are tieable.
4825 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4827 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4828 of pthread_create to find out if threads are enabled.
4829 * gthr-posix95.h (__gthread_active_p): Likewise.
4831 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4833 * common.opt (-fnew-ra): Remove.
4835 * toplev.h (flag_new_regalloc): Remove.
4836 * Makefile.in (ra*.*): Don't mention.
4837 * passes.c (rest_of_handle_new_regalloc): Remove.
4838 (rest_of_handle_combine, rest_of_compilation): Always consider
4839 flag_new_regalloc as false.
4840 * doc/invoke.texi: Don't document -fnew-ra.
4842 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4844 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4845 last parameter to reg_scan.
4846 * loop.c (loop_optimize): Likewise.
4847 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4848 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4849 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4850 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4851 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4852 * regclass.c (reg_scan): Likewise, for the declaration.
4853 * rtl.h (reg_scan): Likewise, for the prototype.
4855 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4857 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4858 mark_dfs_back_edges.
4860 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4862 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4863 (compute_avail): Uses don't go in tmp_gen.
4865 2005-01-16 Steven Bosscher <stevenb@suse.de>
4867 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4868 loop to look for a free slot in a page entry.
4870 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4874 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4875 just before targetm.asm_out.file_end.
4876 * tree.h (process_pending_assemble_output_defs): Declare.
4877 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4879 (assemble_alias): Defer generation of assembly code for defines when
4880 TARGET_DEFERRED_OUTPUT_DEFS is true.
4881 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4882 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4883 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4885 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4888 * pa.c (pa_scalar_mode_supported_p): New function.
4889 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4890 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4892 * pa-protos.h (prefetch_operand): Delete.
4893 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4894 * pa.c (prefetch_operand): Delete.
4895 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4896 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4897 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4898 and prefetch_nocc_operand.
4899 * pa.md (prefetch): Rework to avoid reload problems handling short
4900 displacements when a cache control completer needs to be provided.
4901 (prefetch_32, prefetch_64): Delete.
4902 (prefetch_cc, prefetch_nocc): New patterns.
4904 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4906 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4908 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4911 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4912 exceeds maximum alignment for global common data.
4913 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4914 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4916 2004-01-15 Roger Sayle <roger@eyesopen.com>
4918 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4920 2004-01-15 Roger Sayle <roger@eyesopen.com>
4922 * harg-reg-set.h (reg_class_names): Prototype global array.
4923 * regclass.c (reg_class_names): Declare here and initialize to
4925 (dump_regclass): Remove local declaration of reg_class_names.
4926 (regclass): Likewise.
4927 * cfg.c (dump_flow_info): Likewise.
4928 * ra-debug.c (reg_class_names): Likewise.
4929 * regrename.c (reg_class_names): Likewise.
4930 * reload.c (reg_class_names): Likewise.
4931 * reload1.c (spill_failure): Likewise.
4932 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4934 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4936 * config/s390/s390.md ("reload_outti"): Remove predicate for
4937 output operand. Abort if operand is not a MEM.
4938 ("reload_outdi", "reload_outdf"): Likewise.
4940 2005-01-15 Marc Espie <espie@openbsd.org>
4942 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4943 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4944 * config/openbsd.h: Fix C++ includes for native configurations.
4945 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4946 Add trampoline support.
4947 * config/i386/openbsdelf.h: New.
4949 2005-01-15 Marc Espie <espie@openbsd.org>
4951 * collect2.c (main): Explicitly parse -dynamic-linker option.
4953 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4955 PR tree-optimization/19060
4956 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4957 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4958 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4959 and handle extract_range_from_cond returning false.
4960 * fold-const.c (fold): Optimize comparisons with min/max even for
4961 width > HOST_BITS_PER_WIDE_INT.
4963 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4965 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4966 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4967 Remove little endian multilib variants.
4968 Add mips32 multilib variant.
4970 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4972 * explow.c (copy_all_reg, stabilize): Remove.
4973 * expr.h: Remove the corresponding prototypes.
4975 * rtlanal.c (regs_set_between_p): Remove.
4976 * rtl.h: Remove the corresponding prototype.
4978 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4980 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4981 to rs6000_nonimmediate_operand.
4982 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4983 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4984 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4985 rs6000_nonimmediate_operand.
4986 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4987 rs6000_nonimmediate_operand.
4989 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4991 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4993 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4995 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4997 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4998 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5000 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5001 (rs6k_nonimmediate_operand): New.
5002 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5004 (legitimate_lo_sum_address_p): Same.
5005 (rs6000_legitimize_address): Same.
5006 (rs6000_legitimize_reload_address): Same.
5007 (rs6000_legitimate_address): Same.
5008 (spe_build_register_parallel): Pass DF and DC modes in a DI
5011 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5012 to rs6k_nonimmediate_operand.
5014 * config/rs6000/spe.md ("*frob_df_di"): New.
5015 ("*frob_di_df"): New.
5016 ("*frob_di_df_2"): New.
5017 ("*mov_sidf_e500_subreg0"): New.
5018 ("*mov_sidf_e500_subreg4"): New.
5019 ("*movdf_e500_double"): Change predicate to
5020 rs6k_nonimmediate_operand.
5022 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5024 * postreload.c (move2add_note_store): Only call
5025 trunc_int_for_mode on scalar integers.
5027 2005-01-14 Steven Bosscher <stevenb@suse.de>
5029 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5030 replace BB_VISITED uses.
5031 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5032 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5033 (tree_dce_done): Free visited_control_parents.
5034 (perform_tree_ssa_dce): Allocate and clear it.
5035 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5036 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5037 instead of BB_VISITED.
5039 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5041 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5042 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5043 Remove unused prototypes.
5045 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5047 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5048 64-bit register usage.
5049 (spe_func_has_64bit_regs_p): Add FIXME note.
5051 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5053 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5054 flag_finite_math_only with flag_unsafe_math_optimizations.
5056 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5058 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5060 (__tpf_eh_return): Copy TPF private stack area from the module
5061 boundary stack frame. Add check for when module addresses are
5062 equal, but no stub address is found.
5064 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5067 * arm.h (struct machine_function): Add call_via field.
5068 (thumb_call_via_label): Declare.
5069 * arm.c (thumb_call_via_label): New variable.
5070 (thumb_call_reg_needed): New variable.
5071 (arm_output_function_epilogue): For Thumb code, output any per-function
5072 call-indirect trampolines.
5073 (thumb_call_via_reg): New function.
5074 (arm_file_end): New function.
5075 (TARGET_ASM_FILE_END): Call arm_file_end.
5076 (aof_file_end): Likewise.
5077 * arm-protos.h (thumb_call_via_reg): Declare.
5078 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5079 thumb_call_via_reg in normal case.
5081 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5084 PR rtl-optimization/19348
5085 * recog.c (peephole2_optimize): Do global life update if some peephole
5086 decides it doesn't need at least one of its inputs and that change
5087 influences liveness at the start of the basic block.
5089 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5090 arguments instead of 1.
5092 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5095 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5096 zero for nested functions needing a static chain or functions
5097 with a non-constant address.
5099 2005-01-13 Roger Sayle <roger@eyesopen.com>
5101 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5102 (and (sign_extend X) C) into (zero_extend (and X C)).
5104 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5106 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5108 2005-01-13 Richard Henderson <rth@redhat.com>
5113 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5114 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5115 not just TARGET_SSE.
5116 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5117 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5118 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5119 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5120 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5121 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5122 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5123 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5124 (movdicc_c_rex64): Rename with '*'.
5125 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5126 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5127 (movsfcc_1_387): Rename from movsfcc_1.
5128 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5129 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5130 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5131 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5132 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5133 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5134 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5135 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5136 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5137 sse_movdfcc_const0_4): Remove.
5138 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5139 recognize min/max early. Update for changed sse cmove patterns.
5140 (ix86_split_sse_movcc): New.
5141 * config/i386/i386-protos.h: Update.
5143 2005-01-13 Steven Bosscher <stevenb@suse.de>
5145 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5146 (fix_stmt_v_may_defs): Likewise.
5148 2005-01-13 Richard Henderson <rth@redhat.com>
5150 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5151 for converting the mask.
5153 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5155 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5158 2005-01-13 Richard Henderson <rth@redhat.com>
5160 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5161 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5162 IX86_BUILTIN_MOVDQ2Q): Remove.
5163 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5164 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5165 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5167 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5168 (sse2_pextrw): Fix immediate constraint.
5169 (sse2_loadq, sse2_loadq_rex64): Remove.
5170 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5171 Use __builtin_ia32_vec_ext_<size>.
5172 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5174 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5176 * function.c (assign_parm_setup_block): Look inside original
5177 entry_parm when inspecting PARALLEL.
5179 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5180 Joel Sherrill <joel@oarcorp.com>
5183 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5184 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5185 rtems_gxx_recursive_mutex_init.
5186 (__gthread_recursive_mutex_lock): New function.
5187 (__gthread_recursive_mutex_trylock): Likewise.
5188 (__gthread_recursive_mutex_unlock): Likewise.
5190 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5192 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5194 2005-01-13 Jan Beulich <jbeulich@novell.com>
5196 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5197 (ashrti3_internal): Indicate output is early clobber. Generate result
5198 into output rather than first input. Use move for low word of output
5199 if shift count is exactly 64.
5200 (lshrti3_internal): Likewise.
5202 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5206 * reload1.c (delete_output_reload): Don't delete an output reload
5207 if the pseudo lives longer than a single basic block. Adjust and
5208 improve wording of comment.
5210 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5213 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5214 of TYPE_SIZE where we mean the number of bytes.
5216 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5218 * function.c (assign_parm_setup_block): Relax condition on
5219 multi-register optimization.
5221 2005-01-12 Nick Clifton <nickc@redhat.com>
5223 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5224 an "in_delay_slot" attribute of "no" to prevent them being used in
5225 delay slots. This is forbidden because they might generate
5228 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5231 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5234 2005-01-12 Nick Clifton <nickc@redhat.com>
5236 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5237 passed on to GAS) but do not define, as GAS no longer supports or
5238 needs the -m2000 option.
5240 2005-01-11 Roger Sayle <roger@eyesopen.com>
5242 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5243 type as args of unprototyped builtins aren't automatically promoted.
5244 (fold_builtin_abs): Likewise.
5246 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5248 * Makefile.in: Set a `build-warn' variable.
5250 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5252 PR tree-optimization/17949
5253 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5254 (find_interesting_uses_address): Use it.
5256 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5258 * regrename.c (kill_value): Handle subreg's that won't simplify.
5260 2005-01-11 Richard Henderson <rth@redhat.com>
5263 * config/i386/i386.h (enum ix86_builtins): Move ...
5264 * config/i386/i386.c: ... here.
5265 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5266 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5267 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5268 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5269 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5270 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5271 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5272 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5273 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5274 IX86_BUILTIN_LOADDDUP): Remove.
5275 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5276 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5277 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5278 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5279 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5280 (ix86_init_builtins): Make static.
5281 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5282 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5283 if all the modes match. Otherwise, fake it.
5284 (get_element_number, ix86_expand_vec_init_builtin,
5285 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5286 (ix86_expand_builtin): Make static. Update for changed builtins.
5287 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5288 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5289 (ix86_expand_vector_init_duplicate): New.
5290 (ix86_expand_vector_init_low_nonzero): New.
5291 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5292 Split out from ix86_expand_vector_init; handle integer modes.
5293 (ix86_expand_vector_init): Use them.
5294 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5295 * config/i386/i386-protos.h: Update.
5296 * config/i386/predicates.md (reg_or_0_operand): New.
5297 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5298 (movv2sf_internal): Likewise. And a splitter to match them all.
5299 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5300 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5301 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5302 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5303 (mmx_pinsrw): Fix operand ordering.
5304 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5305 rather than sse_loadss expander.
5306 (movv2df splitter): Similarly.
5307 (sse_loadss, sse_loadlss): Remove.
5308 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5309 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5310 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5311 (sse3_movddup): Rename with '*'.
5312 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5313 (sse2_loadsd): Remove.
5314 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5315 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5316 (sse2_pinsrw): Fix argument ordering.
5317 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5318 (sse2_stored): Remove 'r' destination.
5319 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5320 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5321 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5322 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5323 vec_extractv16qi, vec_initv16qi): New.
5325 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5326 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5327 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5329 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5330 (_mm_load_si128, _mm_store_si128): Likewise.
5331 (_mm_load1_pd): Use _mm_set1_pd.
5332 (_mm_load_sd): Use _mm_set_sd.
5333 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5334 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5335 (_mm_set_epi64): Use _mm_set_epi64x.
5336 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5337 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5338 _mm_setr_epi8): Use _mm_set_foo form.
5339 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5340 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5341 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5342 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5343 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5344 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5345 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5346 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5347 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5348 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5349 (_mm_movedup_pd): Use _mm_shuffle_pd.
5350 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5351 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5352 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5353 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5355 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5356 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5357 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5358 (_mm_store_ps): Use raw dereference.
5359 (_mm_store1_ps): Use _mm_storeu_ps.
5360 (_mm_storer_ps): Use _mm_store_ps.
5361 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5362 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5364 2005-01-11 Stan Shebs <shebs@apple.com>
5366 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5367 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5369 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5372 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5373 Skip all DECLs except for FIELD_DECLs.
5375 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5377 * config/s390/s390.c (override_options): Return error if
5378 -mbackchain, -mpacked-stack and -mhard-float are used together.
5379 (s390_va_start): Remove the backchain && packed-stack special case.
5380 (s390_gimplify_va_arg): Likewise.
5381 * doc/invoke.texi: Remove the ABI incompatibility note.
5383 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5385 * config/s390/s390.c (struct s390_frame_layout): Remove
5387 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5388 save_backchain_p with TARGET_BACKCHAIN.
5390 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5393 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5394 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5395 * function.c (locate_and_pad_parm): Set new field.
5396 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5397 Tweak where_pad test to include "none". Always set mem align for
5399 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5400 not sufficient for type.
5401 (assign_parm_setup_block): If stack_parm is zero on entry, always
5402 make a new stack local. Block move old stack parm if necessary
5403 to new aligned stack local.
5404 (assign_parm_setup_stack): Use a block move to handle
5405 potentially misaligned entry_parm.
5406 (assign_parms_unsplit_complex): Specify required alignment when
5407 creating stack local.
5408 * calls.c (compute_argument_addresses): Override alignment of stack
5409 arg calculated from its type with the alignment given by
5410 FUNCTION_ARG_BOUNDARY.
5411 (store_one_arg): Likewise.
5413 2005-01-11 Jan Beulich <jbeulich@novell.com>
5415 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5416 Change respective itanium_class attribute to ialu.
5417 (shladdp4_internal): New.
5418 * config/ia64/predicates.md (shladd_log2_operand): New.
5420 2005-01-11 Richard Henderson <rth@redhat.com>
5422 * expr.c (store_constructor): Use rtvec_alloc instead of
5423 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5425 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5427 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5429 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5431 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5432 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5433 (TARGET_RWRELOC): Define.
5434 (ia64_rwreloc_section_type_flags): Delete.
5435 (ia64_section_type_flags): New function.
5436 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5437 (TARGET_RWRELOC): Define.
5439 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5442 * config/ia64/ia64.c (process_set): For alloc insn, only call
5443 process_epilogue is !frame_pointer_needed.
5445 2005-01-10 Roger Sayle <roger@eyesopen.com>
5448 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5449 unary operator and can't be treated as a binary/comparison operator.
5451 2005-01-10 Richard Henderson <rth@redhat.com>
5453 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5454 (ix86_return_in_memory): Likewise.
5455 (function_arg_advance): Likewise. Mirror structure in function_arg
5456 for choosing register to advance.
5458 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5460 * tree-vectorizer.c, tree.def: Fix comment typos.
5462 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5464 * config/s390/s390.c (struct processor_costs): 4 new fields:
5465 ddbr, ddr, debr, der.
5466 (s390_rtx_costs): More precise handling of divide instructions.
5468 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5470 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5472 2005-01-10 Jan Beulich <jbeulich@novell.com>
5474 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5475 names resulting from -ffunction-sections/-fdata-sections and linkonce
5477 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5478 based on the section name. Rearrange the section name comparison logic
5479 slightly so that each section name is compared against at most once.
5481 2005-01-10 Ben Elliston <bje@au.ibm.com>
5483 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5484 targets for which -fPIC reduces limitations on the GOT size.
5486 2005-01-09 Falk Hueffner <falk@debian.org>
5488 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5491 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5494 * collect2.c (main): Set aixrtl_flag for -brtl option.
5495 (resolve_lib_name): Search for .so file extension before .a
5498 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5500 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5501 (vect_analyze_data_refs_alignment): Add dump prints.
5503 2005-01-09 Ira Rosen <irar@il.ibm.com>
5505 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5506 expr_invariant_in_loop_p.
5507 Initialize outputs first thing in the function.
5508 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5509 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5510 (vect_analyze_pointer_ref_access): Check that the initial condition of
5511 the access function is loop invariant.
5513 2005-01-09 Richard Henderson <rth@redhat.com>
5515 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5516 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5517 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5518 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5519 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5520 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5521 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5522 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5523 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5524 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5525 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5526 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5527 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5528 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5529 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5530 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5531 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5532 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5533 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5534 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5535 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5536 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5537 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5539 (mmx_clrdi, pavgusb): Remove.
5540 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5541 with leading sse_ prefix.
5542 * config/i386/sse.md: Receive them.
5543 * config/i386/mmx.md: New file.
5544 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5545 (subrv2sf3): Turn into expander for normal subtraction.
5546 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5547 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5548 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5549 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5550 commutative; use ix86_binary_operator_ok.
5551 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5552 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5553 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5554 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5555 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5556 Macroize from existing patterns; use ix86_binary_operator_ok.
5557 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5558 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5559 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5560 with vec_select+vec_concat.
5561 (mmx_pshufw, mmx_pshufw_1): Likewise.
5562 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5563 (mmx_uavgv4hi3): Model correctly.
5564 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5565 _mm_xor_si64): Remove casts.
5567 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5569 PR tree-optimization/19224
5570 * tree-scalar-evolution.c (get_instantiated_value,
5571 set_instantiated_value): New functions.
5572 (instantiate_parameters_1): Cache the results.
5573 (instantiate_parameters, resolve_mixers): Initialize and free
5576 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5578 * config/i386/i386.md (addhi_4): Correct reference in comment.
5581 2005-01-08 Richard Henderson <rth@redhat.com>
5583 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5584 (_mm_cvtsi128_si64x): Likewise.
5585 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5586 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5587 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5588 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5589 * config/i386/i386-protos.h: Update.
5590 * config/i386/i386.c (print_operand): Add 'H'.
5591 (ix86_fixup_binary_operands): Split out from ...
5592 (ix86_expand_binary_operator): ... here.
5593 (ix86_fixup_binary_operands_no_copy): New.
5594 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5595 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5596 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5597 (safe_vector_operand): Use CONST0_RTX.
5598 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5599 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5600 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5601 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5603 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5604 (IX86_BUILTIN_CMPNGESS): New.
5605 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5606 (attr type): Add sselog1.
5607 (attr unit, attr memory): Handle it.
5608 (movti, movti_internal, movti_rex64): Move near other integer moves.
5609 (movtf, movtf_internal): Move near other fp moves.
5610 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5611 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5612 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5613 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5614 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5615 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5616 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5617 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5618 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5619 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5620 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5621 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5622 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5623 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5624 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5625 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5626 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5627 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5628 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5629 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5630 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5631 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5632 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5633 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5634 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5635 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5636 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5637 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5638 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5639 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5640 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5641 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5642 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5643 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5644 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5645 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5646 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5647 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5648 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5649 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5650 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5651 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5652 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5653 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5655 (SSEPUSH, push<SSEPUSH>): Remove.
5656 (MMXPUSH, push<MMXPUSH>): Remove.
5657 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5658 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5659 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5660 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5661 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5662 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5663 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5664 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5665 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5666 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5667 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5668 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5669 (ppro_sse_log_V4SF): Handle sselog1.
5670 * config/i386/predicates.md (const_0_to_1_operand): New.
5671 (const_0_to_255_mul_8_operand): New.
5672 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5673 (const_2_to_3_operand, const_4_to_7_operand): New.
5674 * config/i386/sse.md: New file.
5675 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5676 (sse_movups): Rename from sse_movups_1.
5677 (sse_loadlss): Rename from sse_loadss_1.
5678 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5680 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5681 (absv4sf2, negv2df, absv2df): New.
5682 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5683 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5684 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5685 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5686 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5687 (sse3_addsubv4sf3): Model correctly.
5688 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5689 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5690 (sse_movhlps): Model with vec_select+vec_concat.
5691 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5692 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5693 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5694 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5695 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5696 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5697 sse2_pshufhw_1): Likewise.
5698 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5699 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5700 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5701 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5702 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5703 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5704 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5705 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5706 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5707 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5708 sminv8hi3): Mark commutative
5709 operands. Use ix86_binary_operator_ok.
5710 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5711 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5712 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5713 sse2_punpcklqdq): Allow operand2 in memory.
5714 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5715 sse2_movsd): Add memory alternatives.
5716 (sse_storelps): Turn expander into an insn; split after reload.
5717 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5718 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5720 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5722 * configure.ac (DWARF-2 debug_line): Use objdump.
5723 * configure: Regenerate.
5725 2005-01-08 Jeff Law <law@redhat.com>
5726 Diego Novillo <dnovillo@redhat.com>
5728 PR tree-optimization/18241
5729 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5730 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5731 statements with volatile operands.
5732 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5733 operands after marking a statement with has_volatile_ops.
5735 2005-01-08 Roger Sayle <roger@eyesopen.com>
5737 * tree.c (int_fits_type_p): Always honor integer constant
5738 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5740 2005-01-08 Roger Sayle <roger@eyesopen.com>
5742 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5743 the latent bug in rtl_delete_block has been resolved.
5745 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5747 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5748 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5750 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5752 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5753 library as @multilib_dir@/$(SHLIB_SONAME).
5755 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5757 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5758 * configure: Regenerate.
5760 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5762 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5765 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5768 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5769 Convert non-word aligned offset address using ld/std into
5772 2005-01-07 Richard Henderson <rth@redhat.com>
5774 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5776 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5778 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5780 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5782 PR tree-optimization/19283
5783 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5784 is not shorter than the original type.
5786 PR rtl-optimization/19012
5787 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5789 PR rtl-optimization/18861
5790 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5791 (FULL_STATE): Define.
5792 (mark_tablejump_edge): New function.
5793 (purge_dead_tablejump_edges): New function.
5794 (find_bb_boundaries): Use it.
5796 PR tree-optimization/18828
5797 * builtins.c (expand_builtin_next_arg): Remove argument and all
5798 the argument checking.
5799 (expand_builtin): Adjust caller.
5800 (expand_builtin_va_start): Likewise. Remove error for too many
5802 (fold_builtin_next_arg): Issue error for too many arguments.
5803 After checking arguments, replace them with magic arguments that
5804 prevent further checking of the args.
5806 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5808 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5810 2005-01-06 Roger Sayle <roger@eyesopen.com>
5813 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5814 and %{.S:...} (and their negative variants) to test whether the
5815 input file is assembler or pre-processed-assembler independent of
5816 the actual filename extension.
5818 2005-01-06 Roger Sayle <roger@eyesopen.com>
5820 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5821 of sign or zero extended values.
5823 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5825 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5826 for IBM long double format correctly.
5828 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5830 Fix PR tree-optimization/18792
5832 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5833 to first_loop_depth, and use loop depth instead of loop number.
5834 (build_classic_dir_vector): Ditto.
5835 (compute_data_dependences_for_loop): Use depth, not loop number.
5836 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5837 number. Pass in loops, instead of loop numbers.
5838 (gather_interchange_stats): Ditto.
5839 (linear_transform_loops): Ditto.
5841 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5844 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5845 biv_fits_mode_p, extension_within_bounds_p): New functions.
5846 (check_ext_dependent_givs): Use them.
5848 2005-01-06 Roger Sayle <roger@eyesopen.com>
5850 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5851 more than one barrier, in which case we should delete them all.
5853 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5855 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5857 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5859 Fix PR middle-end/19286
5861 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5862 output this subprogram, simply ignore this attempt to do it again.
5863 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5864 origin attribute if it's not possible.
5865 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5866 (decls_for_scope): Ditto.
5867 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5868 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5870 2005-01-05 Richard Henderson <rth@redhat.com>
5873 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5874 (bdesc_2arg): Use it.
5875 (ix86_expand_binop_builtin): Force operands into registers
5877 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5878 ix86_expand_sse_compare, ix86_expand_sse_comi,
5879 ix86_expand_builtin): Likewise.
5881 2005-01-05 Richard Henderson <rth@redhat.com>
5883 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5885 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5886 (mulv4hi3): Set itanium_class mmmul.
5887 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5888 (fpack): Rename from fpack_sfsf.
5890 2005-01-05 Richard Henderson <rth@redhat.com>
5893 * reload1.c (do_input_reload): Restrict the optimization deleteing
5894 a previous output reload to RELOAD_FOR_INPUT.
5896 2005-01-05 Steven Bosscher <stevenb@suse.de>
5898 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5899 comment that we fall through after case.
5900 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5901 (distribute_links): Likewise.
5902 * cse.c (cse_insn): Likewise.
5903 * cselib.c (cselib_invalidate_mem): Likewise.
5904 * df.c: Update comments at the top of the file.
5905 (read_modify_subreg_p): Update comments here too.
5906 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5907 * flow.c (mark_set_1): Likewise.
5908 (mark_used_regs): Likewise.
5909 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5910 (canon_list_insert): Likewise.
5911 (mark_set): Likewise.
5912 (try_replace_reg): Likewise.
5913 (store_killed_in_insn): Likewise.
5914 * loop.c (count_one_set): Likewise.
5915 (basic_induction_var): Likewise.
5916 * postreload-gcse.c (find_mem_conflicts): Likewise.
5917 * postreload.c (reload_combine_note_store): Likewise.
5918 (move2add_note_store): Likewise.
5919 * reload.c (find_equiv_reg): Likewise.
5920 (mark_referenced_resources): Likewise.
5921 * rtlanal.c (set_noop_p): Likewise.
5922 (note_stores): Likewise.
5923 (note_uses): Likewise.
5924 * sched-deps.c (sched_analyze_1): Likewise.
5925 * sched-rgn.c (check_live_1): Likewise.
5926 (update_live_1): Likewise.
5927 * config/i860/i860.c: Likewise.
5929 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5931 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5933 * doc/rtl.texi: Update documentation for bit-fields and SET.
5935 2005-01-05 Roger Sayle <roger@eyesopen.com>
5937 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5939 2005-01-05 Jan Hubicka <jh@suse.cz>
5940 Richard Henderson <rth@redhat.com>
5943 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5946 2005-01-05 Richard Henderson <rth@redhat.com>
5949 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5950 (sse_shufps): Change operand 3 to const_int_operand.
5951 (sse2_storelps): Fix typo in template.
5952 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5953 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5954 (ix86_expand_builtin): Likewise.
5956 2005-01-05 Julian Brown <julian@codesourcery.com>
5958 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5959 as aggregates for AAPCS ABIs.
5961 2005-01-05 Stan Shebs <shebs@apple.com>
5963 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5964 Mach-O getters if ppc64.
5965 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5967 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5968 signed four-byte field for global code case.
5969 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5971 2005-01-05 Roger Sayle <roger@eyesopen.com>
5974 * c-common.c: Include real.h.
5975 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5976 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5977 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5978 * Makefile.in (c-common.o): Update dependencies.
5980 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5982 * c-parse.in (asm_string): Add trailing semicolon.
5984 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5986 * c-parse.in (asm_string): New. Don't allow wide strings in
5988 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5989 asm_string instead of STRING.
5991 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5993 * c-typeck.c (constructor_no_implicit): Remove.
5994 (set_designator, process_init_element): Don't check
5995 constructor_no_implicit.
5997 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5998 Kaz Kojima <kkojima@gcc.gnu.org>
6001 * lcm.c (create_pre_exit): New.
6002 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6003 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6005 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6007 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6008 -msoft-float in target_float_switch.
6009 * arm.c (arm_override_options): Fix processing of target_float_switch.
6011 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6013 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6016 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6018 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6019 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6021 2005-01-04 Roger Sayle <roger@eyesopen.com>
6023 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6024 if deleting the then-block allows the test-block to fallthru to the
6027 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6030 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6031 after the full declaration if the are in two different TUs.
6033 2005-01-04 Richard Henderson <rth@redhat.com>
6036 * tree-sra.c (generate_one_element_init): Just
6037 call gimplify_and_add.
6038 (generate_element_init): Record the
6039 new referenced variables and mark them for renaming
6040 and split out to ...
6041 (generate_element_init_1): This.
6042 (scalarize_init): Don't call push_gimplify_context/
6043 pop_gimplify_context.
6045 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6047 * toplev.c (get_src_pwd): Handle failure of getpwd().
6049 2005-01-04 Roger Sayle <roger@eyesopen.com>
6051 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6053 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6054 all the cases handled by it are inverted by invert_truthvalue.
6056 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6058 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6059 (save_register_windowsi): Likewise.
6061 2005-01-04 Richard Henderson <rth@redhat.com>
6063 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6065 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6068 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6069 any simplifications of vector mode comparison operators.
6070 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6072 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6073 Devang Patel <dpatel@apple.com>
6075 PR tree-optimization/18308
6076 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6077 the operands before creating a new expression.
6078 * dojump.c (do_jump): Make drop_through_label available
6079 for all cases. Add expansion of COND_EXPR.
6081 2005-01-04 Ira Rosen <irar@il.ibm.com>
6083 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6084 INTEGER_CST instead of TREE_CONSTANT.
6085 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6086 instead of TREE_CONSTANT.
6087 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6088 instead of TREE_CONSTANT.
6090 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6092 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6094 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6097 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6098 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6100 2005-01-03 Richard Henderson <rth@redhat.com>
6102 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6103 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6104 fold_convert_const_real_from_real): Split out from ...
6105 (fold_convert_const): ... here.
6107 2005-01-03 Richard Henderson <rth@redhat.com>
6110 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6111 (mov<MMXMODEI>_internal): Likewise.
6112 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6113 Add V2SF case; use it for SSE1; don't use TI.
6114 (movdf_integer): Likewise.
6115 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6117 2005-01-03 Ira Rosen <irar@il.ibm.com>
6119 * tree-vectorizer.c (vect_strip_conversions): New function.
6120 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6121 check for binary class.
6123 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6127 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6129 * gimple-low.c (mark_blocks_with_used_vars): New function.
6130 (mark_blocks_with_used_subblocks): Ditto.
6131 (mark_used_blocks): Ditto.
6132 (pass_mark_used_blocks): New pass.
6133 * tree-inline.c: Include debug.h.
6134 (expand_call_inline): Call outlining_inline_function here.
6135 * tree-optimize.c (init_tree_optimization_passes): Add
6136 pass_mark_used_blocks.
6137 * tree-pass.h (pass_mark_used_blocks): New.
6138 * Makefile.in (tree-inline.o): Add debug.h dependency.
6140 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6142 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6143 VAR_DECLs to have weak_import attribute.
6145 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6148 2004-01-03 Steven Bosscher <stevenb@suse.de>
6150 * passes.c (rest_of_compilation): Don't run regmove if only
6151 flag_expensive_optimizations, require flag_regmove instead.
6153 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6155 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6157 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6158 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6159 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6160 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6162 2005-01-03 Richard Henderson <rth@redhat.com>
6164 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6165 (ia64_const_ok_for_letter_p): New.
6166 (ia64_const_double_ok_for_letter_p): New.
6167 (ia64_extra_constraint): New.
6168 (ia64_expand_vecint_compare): New.
6169 (ia64_expand_vcondu_v2si): New.
6170 (ia64_expand_vecint_cmov): New.
6171 (ia64_expand_vecint_minmax): New.
6172 (ia64_print_operand): Add 'v'.
6173 (ia64_preferred_reload_class): New.
6174 (ia64_vector_mode_supported_p): New.
6175 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6176 (PREFERRED_RELOAD_CLASS): Move to function.
6177 (CONST_OK_FOR_LETTER_P): Move to function.
6178 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6179 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6180 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6181 (EXTRA_CONSTRAINT): Move to function.
6182 * config/ia64/ia64.md: Include vect.md.
6183 (itanium_class): Add mmalua.
6185 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6187 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6188 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6190 (const_int_2bit_operand): New.
6191 (fr_reg_or_0_operand): New.
6192 * config/ia64/ia64-modes.def: Add vector modes.
6193 * config/ia64/ia64-protos.h: Update.
6194 * config/ia64/vect.md: New file.
6196 2005-01-03 Richard Henderson <rth@redhat.com>
6198 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6200 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6203 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6205 (log1pdf2): Change mode of operands[0,1] to DFmode.
6207 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6209 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6210 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6211 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6212 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6213 SPARC_RELAXED_ORDERING.
6215 2005-01-03 Richard Henderson <rth@redhat.com>
6216 Uros Bizjak <uros@kss-loka.si>
6219 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6220 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6221 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6223 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6224 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6225 const_pow2_1_to_128_operand): New predicates.
6227 2005-01-02 Greg McGary <greg@mcgary.org>
6229 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6231 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6232 object. [ptr_type]: Remove unused variable.
6233 Remember nearest addressable array-element or record-component
6234 when checking bitfield components. Tolerate empty BIND_EXPR.
6236 2005-01-01 Richard Henderson <rth@redhat.com>
6238 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6239 that don't narrow the value. Fail for other conversions.
6241 2005-01-01 Richard Henderson <rth@redhat.com>
6244 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6245 * c-lang.c (finish_file): Don't do it here.
6246 * objc/objc-act.c (objc_finish_file): Likewise.
6248 * cgraph.c (decl_assembler_name_equal): New.
6249 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6250 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6251 * cgraph.h (struct cgraph_varpool_node): Add next.
6252 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6253 * varasm.c (assemble_alias): Mark the target as needed.
6255 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6258 * function.c (get_arg_pointer_save_area): Use entry_of_function
6259 instead of get_insns.
6261 2005-01-01 Roger Sayle <roger@eyesopen.com>
6262 Andrew Pinski <pinskia@physics.uc.edu>
6263 James E. Wilson <wilson@specifixinc.com>
6265 PR rtl-optimization/12092
6266 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6269 2005-01-01 Roger Sayle <roger@eyesopen.com>
6270 Olivier Hainque <hainque@act-europe.fr>
6272 * tree.c (int_fits_type_p): A narrower type always fits in a
6273 wider one, except for negative values into unsigned types.
6275 2005-01-01 Roger Sayle <roger@eyesopen.com>
6277 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6278 with the original constant rather than require TREE_OVERFLOW.
6280 2005-01-01 Steven Bosscher <stevenb@suse.de>
6283 * c-decl.c (finish_function): If compiling C99, annotate the
6284 compiler generated return with the current file name and line 0.
6285 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6286 the source line is greater than 0.
6287 (remove_bb): Likewise.
6289 See ChangeLog.12 for earlier changes.