1 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4 Define the real function for ppc-darwin.
5 * c-typeck.c (convert_arguments): Check for target-specific
6 invalid argument call to unprototyped function.
7 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9 * target.h (invalid_arg_for_unprototyped_fn): New field
11 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
16 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
18 * c-typeck.c (constructor_stack, constructor_range_stack,
19 initializer_stack): Make them static.
21 * cfg.c (rbi_pool): Make it static.
23 * gimple-low.c (lower_stmt_body): Make it static.
24 * tree-flow.h: Remove the corresponding prototype. Don't
27 * sched-deps.c (cache_size): Make it static.
29 * stor-layout.c (lang_adjust_rli): Make it static.
31 2005-03-08 Julian Brown <julian@codesourcery.com>
33 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
34 from being used for symbols with vague linkage when
35 HAVE_GAS_COMDAT_GROUP is true.
37 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
39 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
40 nlabel == JUMP_LABEL (jump).
42 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
44 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
45 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
46 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
47 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
49 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
52 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
53 * c-common.c (handle_returns_twice): New function.
54 (c_common_attribute_table): Declare eturns_twice' attribute.
55 * doc/extend.texi: Document eturns_twice' attribute.
56 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
57 (struct tree_decl): Add returns_twice_flag.
59 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
61 * tree-ssa-phiopt.c: Fix a comment typo.
63 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
64 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
65 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
68 2005-03-08 Richard Henderson <rth@redhat.com>
70 * config/alpha/alpha.c (code_for_builtin): Replace special-case
71 builtin codes with ctzdi2, clzdi2, popcountdi2.
72 (struct alpha_builtin_def): Add is_const.
73 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
74 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
75 (alpha_init_builtins): Init them. Set nothrow and const attributes
77 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
78 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
79 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
80 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
81 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
82 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
83 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
84 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
85 (TARGET_FOLD_BUILTIN): New.
86 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
87 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
89 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
91 2005-03-08 Ira Rosen <irar@il.ibm.com>
93 PR tree-optimization/20122
94 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
95 condition of access function instead of base.
97 2005-03-07 Jeff Law <law@redhat.com>
98 Steven Bosscher <stevenb@suse.de>
100 * tree-cfg.c (find_taken_edge_computed_goto): New function.
101 (find_taken_edge): Call find_taken_edge_computed_goto as
102 appropriate. Allow any gimple invariant rather than just
104 (cleanup_control_flow): Cleanup a computed goto which has turned
106 (tree_merge_blocks): If block B has any forced labels, move
107 them to the start of block A.
108 * tree-ssa-dom.c (thread_across_edge): Allow threading across
109 computed gotos as well.
110 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
111 removal of unnecessary computed gotos too.
112 (lookup_redirection_data): Fix type of INSERT argument. Callers
115 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
117 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
118 Remove trailing spaces.
120 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
121 unshare_all_trees): Make them static.
122 * tree-gimple.h: Remove the corresponding prototypes.
124 * diagnostic.h: Remove unused prototype
126 * modulo-sched.c: Remove unused prototype
127 set_row_column_for_ps.
129 * tree-ssa-phiopt.c (tree_ssa_phiopt,
130 replace_phi_edge_with_variable): Remove unused variable i.
132 2005-03-07 Per Bothner <per@bothner.com>
134 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
136 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
139 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
140 bbs on the COND_EXPR instead of the PHI_NODEs.
141 (candidate_bb_for_phi_optimization): Remove.
142 (replace_phi_with_stmt): Rename to ...
143 (replace_phi_edge_with_variable): this and change so that we
144 replace the phi argument instead of removing the PHI.
145 (conditional_replacement): Change so we deal with PHI with more
147 (value_replacement): Likewise.
148 (abs_replacement): Likewise.
150 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
152 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
153 output_e500_flip_gt_bit.
155 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
157 (rs6000_generate_compare): Fix logic to look at the correct bits.
158 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
160 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
161 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
162 gen_move_from_CR_gt_bit.
164 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
165 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
166 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
168 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
169 (E500_CR_IOR_COMPARE): New constant.
171 2005-03-08 Earl Chew <earl_chew@agilent.com>
172 David Billinghurst <David.Billinghurst@riotinto.com>
174 * config/i386/host-cygwin.c: New file to support precompiled
176 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
177 * config.host: Use above files for cygwin host.
179 2005-03-07 David Edelsohn <edelsohn@gnu.org>
181 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
182 ordering ops from earlier change.
184 2005-03-07 Per Bothner <per@bothner.com>
186 Various fixes to allow us to again build if --enable-mapped-location:
187 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
188 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
189 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
190 local variable loc. Change logic appropriately.
191 * tree-vect-transform.c (vect_finish_stmt_generation): Use
192 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
193 * c-parser.c (c_parser_for_statement): Initialize loc variable.
194 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
195 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
197 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
199 PR rtl-optimization/19683
200 * reload1.c (choose_reload_regs): Pass the number of bits, not the
201 number of bytes, to smallest_int_for_mode. Fix arguments to
202 REG_CANNOT_CHANGE_MODE_P.
204 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
206 * reorg.c (relax_delay_slots): Check that the jump is
207 conditional before trying to invert it.
209 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
211 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
214 * calls (stack_arg_under_construction): Make it static.
216 * flow.c (regs_live_at_setjmp): Make it static.
217 * flow.h: Remove the corresponding prototype.
219 * reload1.c (reload_startobj, reload_firstobj,
220 something_needs_operands_changed, reload_inherited,
221 reload_inheritance_insn, reload_override_in,
222 reload_spill_index): Make them static.
224 * recog.c (verify_changes): Make it static.
225 * recog.h: Remove the corresponding prototype.
227 * cfgbuild.c (find_sub_basic_blocks): Remove.
228 * basic-block.h: Remove the corresponding prototype.
229 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
231 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
233 * tree-ssa-operands.c (check_build_stmt): Remove.
235 * stor-layout.c (set_alignment): Remove.
236 * tree.h: Remove the corresponding prototype.
238 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
240 * tree-ssa-dce.c (control_dependence_map,
241 visited_control_parents): Make them static.
243 * cfghooks.c (verify_flow_info): Remove local variable
246 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
249 * loop-unswitch.c (unswitch_loop): Remove local variable src.
251 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
253 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
255 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
257 * config/ia64/hpux.h (LINK_SPEC): Add -z.
258 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
259 PARALLEL for an empty structure.
261 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
263 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
265 * fold-const.c (fold_binary): Unroll the very first "for"
268 2005-03-06 David Edelsohn <edelsohn@gnu.org>
270 * config/rs6000/predicates.md (branch_comparison_operator): Remove
271 redundant match_code test.
272 (scc_comparison_operator): Swap match_operand and match_code
274 (branch_positive_comparison_operator): Same.
275 (trap_comparison_operator): Use comparison_operator and swap with
278 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
281 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
282 (out_movhi_r_mr): Read low byte of volatile MEM first.
283 (out_movhi_mr_r): Write high byte of volatile MEM first.
285 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
287 * cselib.c (reg_values, reg_values_size): Make them static.
289 * cse.c (cse_reg_info_table): Make it static.
291 * fold-const.c (fold_unary): Use build1 instead of copy_node.
293 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
295 * cse.c (find_best_addr): Use canon_for_address.
297 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
299 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
300 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
301 SUBREG and MEM, respectively.
303 * fold-const.c (fold_binary): Use code instead of t.
305 * fold-const.c (optimize_minmax_comparison): Take decomposed
306 arguments code, type, op0, and op1 instead of t.
307 (fold_binary): Update a call to optimize_minmax_comparison.
309 * fold-const.c (fold_range_test): Take decomposed arguments
310 code, type, op0, and op1 instead of t.
311 (fold_binary): Update a call to fold_range_test.
313 * fold-const.c (fold_binary_op_with_conditional_arg): Take
314 decomposed arguments code, type, op0, and op1 instead of t.
315 (fold_binary): Update a call to fold_range_test.
317 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
319 * fold-const.c (fold_binary): Avoid directly using the original
320 expression t as much as possible.
322 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
324 * c-semantics.c (build_stmt): Use TYPE_P instead of
325 IS_NON_TYPE_CODE_CLASS.
326 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
327 (NON_TYPE_CHECK): Use TYPE_P instead of
328 IS_NON_TYPE_CODE_CLASS.
330 * fold-const.c (fold): Remove handling of binary expressions.
332 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
334 * doc/c-tree.texi: Wrap comments in @r{}.
335 * doc/cpp.texi: Likewise.
336 * doc/cppinternals.texi: Likewise.
337 * doc/extend.texi: Likewise.
338 * doc/md.texi: Likewise.
339 * doc/objc.texi: Likewise.
340 * doc/sourcebuild.texi: Likewise.
341 * doc/tm.texi: Likewise.
344 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
346 * predict.c (apply_return_prediction): Standardize PHI chain
348 * tree-ssa.c (ssa_redirect_edge): Likewise.
350 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
351 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
354 * tree-phinodes.c (remove_phi_node): Drop the last argument.
355 * tree-flow.h: Adjust the prototype for remove_phi_node.
356 * lambda-code.c (perfect_nestify): Adjust a call to
359 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
360 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
362 * tree-ssa-dce.c (remove_dead_phis): Likewise.
363 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
364 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
365 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
367 * combine.c (simplify_and_const_int): Use gen_int_mode instead
368 of GEN_INT (trunc_int_for_mode (...)).
369 * loop-iv.c (iv_number_of_iterations): Likewise.
370 * postreload.c (reload_cse_move2add): Likewise.
371 * simplify-rtx.c (simplify_const_unary_operation,
372 simplify_const_binary_operation): Likewise.
373 * stor-layout.c (get_mode_bounds): Likewise.
375 * fold-const.c (fold_binary): New.
376 (fold): Call fold_binary on binary expressions.
378 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
380 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
381 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
382 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
383 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
384 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
386 2005-03-04 Devang Patel <dpatel@apple.com>
388 PR tree-optimization/18815
389 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
390 loops with zero exit edges.
392 2005-03-04 Devang Patel <dpatel@apple.com>
394 * doc/invoke.texi: Remove reference to webpage that does not exist.
396 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
397 Joseph S. Myers <joseph@codesourcery.com>
400 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
401 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
402 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
403 * pa.c (get_plabel): Change argument to symbol_ref. Call
404 maybe_get_identifier instead of get_identifier.
405 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
406 (struct deferred_plabel): Replace name field with symbol field.
407 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
408 ASM_OUTPUT_EXTERNAL_REAL is defined.
409 (output_global_address): Use output_addr_const for output of all
411 (output_deferred_plabels): Use symbol_ref instead of name for address
413 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
414 ASM_OUTPUT_SYMBOL_REF): New macros.
415 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
417 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
420 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
422 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
423 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
425 2005-03-04 Jeff Law <law@redhat.com>
427 * basic-block.h (rediscover_loops_after_threading): Declare.
428 * tree-ssa-dom.c: Include cfgloop.h.
429 (tree_ssa_dominator_optimize): Discover loops and some basic
430 properties. Remove forwarder blocks recreated by loop header
431 canonicalization. Also mark backedges in the CFG.
432 * tree-ssa-threadupdate.c: Include cfgloop.h
433 (rediscover_loops_after_threading): Define.
434 (struct local_info): New field, JUMP_THREADED.
435 (prune_undesirable_thread_requests): New function.
436 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
437 then record that fact for the callers of redirct_edges.
438 (thread_block): If BB has incoming backedges, then call
439 prune_undesirable_thraed_requests. Note when we are
440 going to have to rediscover loop information. Return a
441 boolean indicating if any jumps were threaded.
442 (thread_through_all_blocks): Bubble up boolean indicating
443 if any jumps were threaded.
444 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
445 (tree-ssa-threadupdate.o): Similarly.
447 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
449 * fold-const.c (fold_ternary): Unroll the "for" loop to
452 2005-03-04 Andrew Haley <aph@redhat.com>
454 * unwind-dw2-fde-glibc.c (struct
455 unw_eh_callback_data.check_cache): New field.
456 (frame_hdr_cache): New.
457 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
458 Cache frame header info.
460 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
462 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
463 (print_c_condition): Declare.
464 * read-rtl.c (ptr_loc): New structure.
465 (ptr_locs, ptr_loc_obstack, joined_conditions)
466 (joined_conditions_obstack): New variables.
467 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
468 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
469 (join_c_conditions, print_c_condition): New functions.
470 (apply_macro_to_string): Associate the new string with the same
471 source location as the old one.
472 (add_condition_to_string): Use join_c_conditions.
473 (read_string): Use set_rtx_ptr_loc to record a filename and line
474 number for the string.
475 (read_rtx): Initialize the new variables above.
476 * genattrtab.c (write_test_expr, write_attr_value): Use
478 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
479 comment above the GCC_VERSION check.
480 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
481 Inline the definition of MAYBE_EVAL.
482 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
483 * genoutput.c (process_template): Likewise.
484 * genpreds.c (write_predicate_subfunction): Likewise.
485 (write_predicate_expr): Use print_c_condition.
486 * genrecog.c (write_cond): Likewise.
487 * gensupport.c (process_rtx): Use join_c_conditions to join the
488 conditions of a define_insn_and_split. Record a source location
489 for the string after the "&&".
490 (alter_test_for_insn): Use join_c_conditions.
492 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
495 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
496 PR tree-optimization/15784
497 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
500 2005-03-04 Ben Elliston <bje@au.ibm.com>
502 * gcc.c (option_map): Add --coverage.
503 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
504 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
505 * config/darwin.h: Pass -lgcov for `coverage'.
506 * doc/invoke.texi (Debugging Options): Document --coverage.
508 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
510 * gcse.c (bypass_block): Use find_edge wherever possible.
512 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
516 * c-opts.c (c_common_parse_file): Call start_source_file
517 and end_source_file at the approriate times.
519 * dwarf2out.c (dwarf2out_finish): Don't auto-end
520 the main file, it will be done for us now.
522 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
524 * fold-const.c (fold_ternary): New.
525 (fold): Call fold_ternary on ternary expressions. Remove
526 handling of ternary expressions.
528 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
530 PR tree-optimization/15784
531 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
534 2005-03-03 David Edelsohn <edelsohn@gnu.org>
536 * config/rs6000/predicates.md (branch_comparison_operator):
537 Convert from C block to conditional format.
539 2005-03-03 Jan Hubicka <jh@suse.cz>
541 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
542 and non-constant public variables.
544 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
546 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
549 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
552 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
553 calls to release_ssa_name and release_phi_node.
555 * fold-const.c (fold): Remove handling of unary expressions.
557 * fold-const.c (fold_unary): Avoid directly using the original
558 expression t as much as possible.
560 2005-03-03 Roger Sayle <roger@eyesopen.com>
561 Andrew Pinski <pinskia@physics.uc.edu>
563 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
564 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
566 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
568 Describe special registers SRP and MOF as allocatable registers.
569 * config/cris/cris.c (cris_md_asm_clobbers): New function.
570 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
571 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
572 TARGET_HAS_MUL_INSNS.
573 (cris_print_operand) <case 'd'>: New case.
574 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
575 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
577 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
578 (REG_ALLOC_ORDER): Update for MOF.
579 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
581 (GENERAL_REGS): No longer a define of ALL_REGS.
582 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
583 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
585 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
586 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
587 (SECONDARY_RELOAD_CLASS): Define.
588 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
589 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
590 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
591 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
592 (REGISTER_MOVE_COST): Define.
593 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
594 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
595 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
596 (CRIS_MOF_REGNUM): New define_constants.
597 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
599 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
601 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
602 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
603 Adjust for MOF being properly described as a register.
604 (indir_to_reg_split): Name this split. Conditionalize on the
605 destination register being a general register.
606 (movei): Conditionalize on on operands 0 and 1 having the same
609 2005-03-03 Alan Modra <amodra@bigpond.net.au>
612 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
613 -mcpu to override any other explicitly given flags.
615 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
617 * recog.c (verify_changes, confirm_change_group): New functions,
618 broken out of apply_change_group.
619 (apply_change_group): Use them.
620 * recog.h (verify_change, confirm_change_group): Declare.
621 * rtl.h (redirect_jump_2): Declare.
622 * jump.c (redirect_exp, invert_exp): Delete.
623 (invert_exp_1): Take second parameter. Return value. Changed caller.
624 (redirect_jump_2): New function, broken out of redirect_jump.
625 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
626 (invert_jump): Use invert_jump_1 and redirect_jump_2.
627 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
629 2005-03-02 Geoffrey Keating <geoffk@apple.com>
631 * varasm.c (named_section): Use xstrdup rather than doing it by
634 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
636 2005-03-02 Devang Patel <dpatel@apple.com>
638 Undo PR tree-optimization/18815 fix.
640 2005-03-02 Devang Patel <dpatel@apple.com>
642 PR tree-optimization/18815
643 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
644 loops with zero exit edges.
646 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
648 * cfg.c (connect_src, connect_dest, disconnect_src,
649 disconnct_dest): New.
650 (unchecked_make_edge, remove_edge, redirect_edge_succ,
651 redirect_edge_pred): Use the new functions.
653 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
654 free_dominance_info only when needed.
656 2005-03-02 David Edelsohn <edelsohn@gnu.org>
659 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
660 (reg_or_sub_cint64_operand): Same.
662 2005-03-02 Jeff Law <law@redhat.com>
664 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
665 CFG_ALTERED in the main DOM iteration loop.
667 2005-03-02 Mark Mitchell <mark@codesourcery.com>
670 * varasm.c (initializer_constant_valid_p): Allow conversions
671 between OFFSET_TYPEs. Tidy.
673 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
675 * config/cris/cris.md ("return"): Remove epilogue delay list
678 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
680 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
682 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
684 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
686 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
687 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
688 config/m68k/m68k.c, config/mips/mips.h,
689 config/rs6000/rs6000-protos.h, doc/contrib.texi,
690 doc/include/gcc-common.texi: Update copyright.
692 PR middle-end/18029 and PR middle-end/18030
693 * expr.c (optimize_bitfield_assignment_op): Add a special case
694 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
696 * fold-const.c (fold_unary): New.
697 (fold): Call fold_unary on unary expressions.
699 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
701 * cgraph.h (struct cgraph_edge): Add prev_caller and
703 (cgraph_node_remove_callees): Export.
704 * cgraph.c (cgraph_create_edge): Initialize prev_caller
706 (cgraph_edge_remove_callee): New function.
707 (cgraph_edge_remove_caller): Likewise.
708 (cgraph_remove_edge): Use.
709 (cgraph_redirect_edge_callee): Likewise.
710 (cgraph_node_remove_callees): New function.
711 (cgraph_node_remove_callers): Likewise.
712 (cgraph_remove_node): Use.
713 * tree-optimize.c (tree_rest_of_compilation): Use
714 cgraph_node_remove_callees instead of manual loop.
715 * cgraphunit.c (cgraph_finalize_function): Likewise.
716 (cgraph_expand_function): Likewise.
717 (cgraph_remove_unreachable_nodes): Likewise.
719 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
722 * c-tree.h (undeclared_variable, build_external_ref): Add extra
724 * c-decl.c (undeclared_variable): Take location as argument.
725 * c-typeck.c (build_external_ref): Likewise.
726 * c-parser.c (c_parser_postfix_expression): Pass location of
727 identifier to build_external_ref.
729 2005-03-01 David Edelsohn <edelsohn@gnu.org>
731 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
732 CCEQ mode for branch_positive_comparison_operator test.
733 * config/rs6000/predicates (branch_comparison_operator): Revert to
735 (scc_comparison_operator): Same.
736 (branch_positive_comparison_operator): Same.
738 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
740 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
741 (cris_delay_slots_for_epilogue): Remove.
742 (save_last): Move into cris_target_asm_function_epilogue.
743 (cris_target_asm_function_epilogue): Remove tests for file being
745 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
746 (cris_delay_slots_for_epilogue): Remove prototypes.
747 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
748 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
750 2005-03-01 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/predicates.md (branch_comparison_operator): Change
753 to define_special_predicate.
754 (scc_comparison_operator): Same.
755 (branch_positive_comparison_operator): Same.
757 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
759 * Makefile.in (tree-ssa-sink.o): New.
760 (OBJS-common): Add tree-ssa-sink.o.
761 * common.opt: Add -ftree-sink
762 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
763 * timevar.def (TV_TREE_SINK): new timevar.
764 * tree-flow.h (is_hidden_global_store): Prototype.
765 * tree-optimize.c (init_tree_optimization_passes): Add
767 * tree-pass.h (pass_sink_code): New.
768 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
769 for non-obvious global store store to is_hidden_global_store, and
770 call that new function.
771 * tree-ssa-sink.c: New file.
772 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
773 * doc/passes.texi: Document forward store motion.
774 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
775 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
776 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
777 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
779 2005-03-01 Per Bothner <per@bothner.com>
781 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
782 and we have a non-zero column-number, add it to the message.
783 Also factor out the diagnostic_kind_text.
785 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
787 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
788 flow_loop_pre_header_scan, flow_loop_pre_header_find,
789 flow_loop_scan): Removed.
790 (flow_loop_dump): Do not dump removed fields.
791 (flow_loop_free): Do not free removed fields.
792 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
793 (loop_exit_edge_p): New function.
794 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
795 num_pre_header_edges, entry_edges, num_entries, exit_edges,
796 num_exits, exits_doms.
797 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
798 LOOP_EDGES, LOOP_ALL): Removed.
799 (flow_loop_scan): Declaration removed.
800 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
801 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
803 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
804 (if_convert): Call flow_loops_find and flow_loops_free
805 when calling mark_loop_exit_edges.
806 * cfgloopanal.c (mark_loop_exit_edges): Moved from
807 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
808 free_dominance_info calls.
809 * loop-init.c (flow_loops_find): Ditto.
810 * passes.c (rest_of_handle_branch_prob): Ditto.
811 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
812 * loop-unroll.c (analyze_insns_in_loop): Do not use
814 * predict.c (predict_loops): Do not call flow_loop_scan.
815 Use get_loop_exit_edges.
816 (tree_estimate_probability): Do not pass flags to flow_loops_find.
817 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
818 Do not use EDGE_LOOP_EXIT.
819 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
820 to bb_with_exit_edge_p.
821 (if_convertible_loop_p): Do not call flow_loop_scan. Use
822 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
823 to bb_with_exit_edge_p.
824 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
826 * tree-loop-linear.c (linear_transform_loops): Do not call
827 flow_loop_scan. Use loop->single_exit.
828 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
829 (vect_analyze_loop_form): Do not call flow_loop_scan.
830 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
832 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
834 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
835 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
836 slpeel_tree_duplicate_loop_to_edge_cfg,
837 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
838 Use loop_preheader_edge and loop->single_exit. Do not call
841 2005-03-01 Nick Clifton <nickc@redhat.com>
843 * config/arm/arm.c (thumb_find_work_register): Check all of the
844 argument registers to see if they are free, and a couple of
845 special cases where the last argument register but can be proved
846 to be available during the function's prologue.
847 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
848 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
849 thumb_unexpanded_epilogue): Use unsigned long as the type for the
851 (thumb_compute_save_reg_mask): Likewise. Also use
852 thumb_find_work_register() to ensure that there is agreement about
853 which work register is going to be used in the prologue.
854 (thumb_output_function_prologue): Use unsigned long as the type
855 for the register bit-mask. Also delay pushing the link register if
856 other high registers are going to be pushed.
857 (thumb_compute_save_reg_mask, emit_multi_reg_push,
858 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
859 redundant prototypes.
861 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
864 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
865 and after reload in REG+REG indexed addresses without REG_POINTER
866 set in the base and not set in the index.
868 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
870 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
872 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
873 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
874 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
875 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
876 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
878 * config.gcc (sh*-*-linux*): Use config/linux.h.
880 2005-02-28 Dale Johannesen <dalej@apple.com>
881 Stan Shebs <shebs@apple.com>
883 Rewrite of 64-bit Darwin structure-by-value pass/return.
884 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
885 intoffset, use_stack, named.
886 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
887 (rs6000_darwin64_record_arg_advance_flush): New.
888 (rs6000_darwin64_record_arg_advance_recurse): New.
889 (rs6000_darwin64_record_arg_flush): New.
890 (rs6000_darwin64_record_arg_recurse): New.
891 (rs6000_darwin64_record_arg): New.
892 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
893 (function_arg_boundary): Handle 128-bit aligned structs.
894 (function_arg_advance): Rewrite darwin64 struct handling.
895 (function_arg): Call rs6000_darwin64_record_arg.
896 (function_arg_partial_nregs): Handle darwin64 structs.
897 (rs6000_darwin64_function_value): Remove.
898 (rs6000_function_value): Call rs6000_darwin64_record_arg.
900 2005-02-28 Roger Sayle <roger@eyesopen.com>
902 PR tree-optimization/20216
903 * tree-chrec.c (tree_fold_factorial): Delete.
904 (tree_fold_binomial): Change argument list to take a return type
905 and change the type of K to unsigned int. Rewrite to avoid explicit
906 evaluation of factorials, and (recursively) calling fold to perform
907 compile-time arithmetic. Return NULL on (internal) overflow.
908 (chrec_evaluate): Change type of K to an unsigned int. Avoid
909 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
910 if any intermediate calculation overflows.
911 (chrec_apply): Update call to chrec_evaluate.
913 2005-02-28 James E Wilson <wilson@specifixinc.com>
915 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
917 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
920 * c-parser.c (c_parser_compound_statement): Return error_mark_node
921 instead of NULL_TREE on error.
923 2005-02-28 David Edelsohn <edelsohn@gnu.org>
925 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
926 (EASY_VECTOR_15_ADD_SELF): Remove.
927 (num_insns_constant_wide): Not static.
928 (validate_condition_mode): Not static.
929 (toc_relative_expr_p): Not static.
930 (legitimate_indirect_address_p): Not static.
931 (macho_lo_sum_memory_operand): Not static.
932 (invalid_e500_subreg): Not static.
933 (easy_vector_same): Not static.
934 (easy_vector_splat_const): Not static.
935 (RS6000_SYMBOL_REF_TLS_P): Remove.
936 (any_operand): Delete.
937 (any_parallel_operand): Delete.
938 (count_register_operand): Delete.
939 (altivec_register_operand): Delete.
940 (xer_operand): Delete.
941 (s8bit_cint_operand): Delete.
942 (short_cint_operand): Delete.
943 (u_short_cint_operand): Delete.
944 (non_short_cint_operand): Delete.
945 (exact_log2_cint_operand): Delete.
946 (gpc_reg_operand): Delete.
947 (cc_reg_operand): Delete.
948 (cc_reg_not_cr0_operand): Delete.
949 (reg_or_short_operand): Delete.
950 (reg_or_neg_short_operand): Delete.
951 (reg_or_aligned_short_operand): Delete.
952 (reg_or_u_short_operand): Delete.
953 (reg_or_cint_operand): Delete.
954 (reg_or_arith_cint_operand): Delete.
955 (reg_or_add_cint64_operand): Delete.
956 (reg_or_sub_cint64_operand): Delete.
957 (reg_or_logical_cint_operand): Delete.
958 (got_operand): Delete.
959 (got_no_const_operand): Delete.
960 (easy_fp_constant): Delete.
961 (easy_vector_constant): Delete.
962 (easy_vector_constant_add_self): Delete.
963 (zero_constant): Delete.
964 (zero_fp_constant): Delete.
965 (volatile_mem_operand): Delete.
966 (offsettable_mem_operand): Delete.
967 (mem_or_easy_const_operand): Delete.
968 (add_operand): Delete.
969 (non_add_cint_operand): Delete.
970 (logical_operand): Delete.
971 (non_logical_cint_operand): Delete.
972 (mask_operand): Delete.
973 (mask_operand_wrap): Delete.
974 (mask64_operand): Delete.
975 (mask64_2_operand): Delete.
976 (and64_operand): Delete.
977 (and64_2_operand): Delete.
978 (and_operand): Delete.
979 (reg_or_mem_operand): Delete.
980 (lwa_operand): Delete.
981 (symbol_ref_operand): Delete.
982 (call_operand): Delete.
983 (current_file_function_operand): Delete.
984 (input_operand): Delete.
985 (rs6000_nonimmediate_operand): Delete.
986 (rs6000_tls_symbol_ref): Delete.
987 (save_world_operation): Delete.
988 (restore_world_operation): Delete.
989 (load_multiple_operation): Delete.
990 (store_multiple_operation): Delete.
991 (vrsave_operation): Delete.
992 (mfcr_operation): Delete.
993 (mtcrf_operation): Delete.
994 (lmw_operation): Delete.
995 (stmw_operation): Delete.
996 (branch_comparison_operator): Delete.
997 (branch_positive_comparison_operator): Delete.
998 (scc_comparison_operator): Delete.
999 (trap_comparison_operator): Delete.
1000 (boolean_operator): Delete.
1001 (boolean_or_operator): Delete.
1002 (min_max_operator): Delete.
1003 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1004 (EASY_VECTOR_15): Moved to here.
1005 (EASY_VECTOR_15_ADD_SELF): Move to here.
1006 (PREDICATE_CODES): Delete.
1007 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1008 Declare functions no longer static.
1009 * config/rs6000/predicates.md: New.
1010 * config/rs6000/rs6000.md: Include predicates.md
1012 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1014 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1015 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1017 * cfgrtl.c (need_fake_edge_p): Likewise.
1018 * combine.c (distribute_notes): Likewise.
1019 * emit-rtl.c (try_split): Likewise.
1020 * recog.c (peephole2_opimize): Likewise.
1021 * reg-notes.def (ALWAYS_RETURN): Remove.
1022 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1023 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1024 * tree.h (ECF_ALWAYS_RETURN): Remove.
1026 2005-02-28 Roger Sayle <roger@eyesopen.com>
1029 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1030 between different machine modes is never a "useless" conversion.
1032 2005-02-28 Geert Bosch <bosch@gnat.com>
1035 * doc/contrib.texi: List contributors for Ada front end
1037 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1039 * simplify-rtx.c (simplify_unary_operation_1,
1040 simplify_const_unary_operation): New, extracted from...
1041 (simplify_unary_operation): ... this one.
1042 (simplify_binary_operation_1,
1043 simplify_const_binary_operation): New, extracted from...
1044 (simplify_binary_operation): ... this one.
1045 * rtl.h (simplify_const_unary_operation,
1046 simplify_const_binary_operation): Add prototypes.
1048 2005-02-28 Julian Brown <julian@codesourcery.com>
1050 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1051 building libjava and caused PR regression/20228.
1053 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1056 * Makefile.in (host_subdir): New.
1057 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1058 * configure: Regenerate.
1060 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1062 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1063 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1064 installation directory first.
1066 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1069 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1070 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1071 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1072 * config/cris/cris.md: Tweak comments referring to Q.
1073 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1074 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1075 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1076 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1077 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1078 Insert spaces in constraints to align alternatives vertically for
1080 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1083 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1085 PR rtl-optimization/17728
1086 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1087 operand 0 from general_operand to move_dest_operand.
1089 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1091 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1092 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1093 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1094 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1096 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1098 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1099 * configure: Regenerate.
1100 * libada-mk.in: Remove CC; rename
1101 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1103 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1106 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1107 for the lhs, also walk over the tree. Likewise for rhs.
1109 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1111 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1112 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1113 Do not propagate value of iv before increment over the increment.
1115 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1117 * c-parser.c: New file.
1118 * c-parse.in: Remove.
1119 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1121 (c-parser.o): Add dependencies.
1122 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1123 maintainer-clean, TAGS): Update.
1124 * c-config-lang.in (gtfiles): Update.
1125 * gengtype-lex.l: Don't handle "@@".
1126 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1127 objc_build_synchronized, objc_begin_try_stmt,
1128 objc_begin_catch_clause, objc_finish_catch_clause,
1129 objc_build_finally_clause, objc_finish_try_stmt): New.
1130 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1132 (c_parse_init): Update comment.
1133 * c-decl.c (c_init_decl_processing): Update comment.
1134 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1135 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1136 new c_declspecs members.
1138 2005-02-25 Julian Brown <julian@codesourcery.com>
1140 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1141 from being used for symbols with vague linkage when
1142 HAVE_GAS_COMDAT_GROUP is true.
1144 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1146 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1148 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1151 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1152 (LIBGCC2_HAS_DF_MODE): New.
1153 (LIBGCC2_HAS_XF_MODE): New.
1154 (LIBGCC2_HAS_TF_MODE): New.
1155 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1156 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1157 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1158 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1159 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1160 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1161 and add _fixtfdi, _fixunstfdi, _floatditf
1162 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1163 L_fixunstfdi, L_floatditf.
1164 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1165 (LIBGCC2_HAS_TF_MODE): Define.
1167 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1169 PR tree-optimization/20204
1170 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1171 REWRITE_THIS_STMT markers on PHI nodes.
1172 (rewrite_initialize_block): Likewise.
1174 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1176 * version.c (version_string): Update to 4.1.
1178 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1180 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1181 Clarify that the alternative way doesn't work in GNU C++.
1183 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1185 PR tree-optimization/19937
1186 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1187 to the type of the induction variable.
1189 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1191 PR rtl-optimization/20117
1192 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1193 the block including noncopyable insn.
1195 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1197 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1198 calls to find_reg_note.
1200 2005-02-24 Richard Henderson <rth@redhat.com>
1203 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1206 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1208 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1209 vector types if to use base reg for misaligned non-word ld/std.
1211 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1214 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1215 dwarf2 label manually and put it after, not before the prologue.
1217 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1220 * reload.c (operands_match_p): Only increment register number for
1221 SCALAR_INT_MODE_P modes in multiple hard registers.
1223 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1226 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1228 * ChangeLog.5: Fix log message typo(s).
1229 * ChangeLog.7: Likewise.
1230 * ChangeLog.tree-ssa: Likewise.
1231 * cfgexpand.c: Fix comment typo(s).
1232 * conflict.c: Likewise.
1233 * defaults.h: Likewise.
1234 * dwarf2out.c: Likewise.
1236 * ggc-page.c: Likewise.
1237 * tree-eh.c: Likewise.
1238 * tree-ssa-dom.c: Likewise.
1240 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1243 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1244 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1245 if SHARED is defined.
1248 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1249 allow splitting only if operands 0 and 3 don't overlap.
1251 2005-02-24 Richard Henderson <rth@redhat.com>
1254 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1255 (fold_builtin_1): Call them.
1256 * fold-const.c (fold_complex_mult_parts): Split out from ...
1257 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1258 (fold_complex_div_parts, fold_complex_div): New.
1260 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1262 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1264 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1265 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1267 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1268 (print_node): Likewise.
1269 Print TYPE_SIZES_GIMPLIFIED.
1271 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1273 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1274 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1275 operands as commutative in constraints.
1277 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1279 * tree-into-ssa.c: Re-organize internal functions.
1281 2005-02-24 Richard Henderson <rth@redhat.com>
1284 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1286 * common.opt (fcx-limited-range): New.
1287 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1288 * toplev.c (flag_complex_method): Initialize to 1.
1289 (process_options): Set flag_complex_method to 0 if
1290 flag_cx_limited_range.
1291 * doc/invoke.texi (-fcx-limited-range): New.
1293 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1295 * cse.c (delete_trivially_dead_insns): Speed up by using
1296 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1299 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1301 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1302 functions when -mid-shared-library is being used.
1304 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1306 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1307 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1308 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1309 * system.h: Poison LINK_LIBGCC_SPECIAL.
1311 2005-02-23 James E Wilson <wilson@specifixinc.com>
1313 * gengtype.c (note_insn_name): Make 1 element larger.
1315 2005-02-23 Roger Sayle <roger@eyesopen.com>
1318 PR rtl-optimization/20097
1319 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1320 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1322 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1324 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1325 * t-aix52 (SHLIB_INSTALL): Same.
1327 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1329 * genpreds.c: Update copyright.
1331 2005-02-23 Michael Beach <michaelb@ieee.org>
1334 * config/sparc/t-elf (startup files): Assemble with CPP.
1336 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1338 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1339 (write_predicate_expr): Likewise.
1341 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1343 PR tree-optimization/20100
1344 PR tree-optimization/20115
1345 * tree-optimize.c (init_tree_optimization_passes): Remove
1346 pass_maybe_create_global_var.
1347 * tree-pass.h (pass_maybe_create_global_var): Remove.
1348 * tree-ssa-alias.c (aliases_computed_p): Declare.
1349 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1350 (count_calls_and_maybe_create_global_var): Remove.
1351 (pass_maybe_create_global_var): Remove.
1352 (init_alias_info): Do not declare aliases_computed_p.
1353 (maybe_create_global_var): If the function contains no
1354 call-clobbered variables and a mix of pure/const and regular
1355 function calls, create .GLOBAL_VAR.
1356 Mark all call-clobbered variables for renaming.
1357 (merge_pointed_to_info): Update comment.
1358 (add_pointed_to_var): Likewise.
1359 (is_escape_site): Likewise.
1360 Accept struct alias_info * instead of size_t *.
1362 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1364 * tree-ssa-operands.c (get_call_expr_operands): If
1365 ALIASES_COMPUTED_P is false, do not add call-clobbering
1367 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1368 (delete_tree_ssa): Likewise.
1370 2005-02-22 James E Wilson <wilson@specifixinc.com>
1372 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1373 (do_compile): Do call it here.
1375 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1377 PR rtl-optimization/20017.
1378 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1379 rest_of_handle_cse2, rest_of_handle_gcse): Call
1380 delete_dead_jumptables immediately before calling cleanup_cfg.
1382 2005-02-22 Devang Patel <dpatel@apple.com>
1385 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1388 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1390 * config/rs6000/aix.h (WINT_TYPE): Define.
1392 2005-02-22 Stan Shebs <shebs@apple.com>
1394 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1395 natural alignment for 64-bit Darwin.
1396 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1398 * doc/invoke.texi: Document this.
1400 2005-02-22 DJ Delorie <dj@redhat.com>
1402 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1403 to make_[un]signed_type, not the mode itself.
1405 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1407 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1408 not available. Use tail calls wherever possible.
1409 (make_edge): Call unchecked_make_edge to create an edge.
1411 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1412 (coalesce_ssa_name): Don't check for
1413 SSANORM_USE_COALESCE_LIST.
1414 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1416 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1418 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1419 (rewrite_into_ssa): ... here.
1421 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1423 PR tree-optimization/19786
1424 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1425 tag to another's may-alias bitmap when adding to the other's list.
1427 2005-02-21 DJ Delorie <dj@redhat.com>
1429 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1430 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1431 registers in unsupported ways.
1432 * expmed.c (init_expmed): Likewise.
1434 2005-02-21 Stan Cox <scox@redhat.com>
1436 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1438 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1440 * tree-cfg.c (fold_cond_expr_cond): New.
1441 (make_edges): Call fold_cond_expr_cond.
1442 (find_taken_edge): Accept nothing but INTEGER_CST.
1443 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1445 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1447 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1448 that do not belong to any basic block.
1450 2005-02-21 Jeff Law <law@redhat.com>
1452 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1455 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1457 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1458 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1459 Adjust their definitions.
1460 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1461 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1463 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1464 genautomata.c, langhooks.c, langhooks.h, system.h,
1465 config/arm/lib1funcs.asm: Update copyright.
1467 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1469 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1471 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1474 * doc/install.texi: Document --with-gc.
1476 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1478 * simplify-rtx.c (simplify_unary_operation): Add a missing
1481 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1483 PR tree-optimization/18663
1484 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1485 if the type has variable bounds.
1487 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1489 * gcse.c: Remove an obsolete comment.
1491 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1493 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1495 * doc/extend.texi (Function Attributes) <Attribute const>: The
1496 attribute "pure" is below this text, not above.
1498 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1501 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1502 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1504 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1507 * langhooks.h (struct lang_hooks): Add to_target_charset.
1508 * langhooks.c (lhd_to_target_charset): New function.
1509 * langhooks-def.h: Declare lhd_to_target_charset.
1510 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1511 (LANG_HOOKS_INITIALIZER): Update.
1512 * c-common.c (c_common_to_target_charset): New function.
1513 * c-common.h: Declare it.
1514 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1515 c_common_to_target_charset.
1517 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1518 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1520 * system.h: Poison them.
1521 * doc/tm.texi: Don't discuss them.
1522 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1523 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1524 (pp_c_char): Do not attempt to generate letter escapes for
1526 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1527 * config/mips/mips.c (mips_output_ascii): Likewise.
1529 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1531 PR tree-optimization/19951
1532 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1535 2005-02-19 Steven Bosscher <stevenb@suse.de>
1538 * function.h (struct function): New field `max_loop_depth'.
1539 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1540 (flow_loops_find): Reset the max loop depth count before finding loops.
1541 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1542 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1543 (calculate_global_regs_live): Make sure the loop will terminate
1544 when the initial sets are not empty.
1546 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1548 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1550 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1552 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1555 * doc/invoke.texi: Remove documentation of %M spec.
1557 (init_spec): Remove %M suffix from -lgcc_s.
1558 (do_spec_1): Remove 'M' case.
1559 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1560 to put shared libraries in the multilib directory. Remove the
1561 shlib_so_soname substitution variable. Don't add a multilib encoding
1562 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1563 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1564 SHLIB_INSTALL as well as SHLIB_LINK.
1565 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1566 (SHLIB_NAME): Delete.
1567 (SHLIB_DIR): New macro.
1568 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1569 (SHLIB_INSTALL): Adjust accordingly.
1570 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1571 * config/t-slibgcc-sld: Likewise.
1572 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1573 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1574 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1576 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1577 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1578 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1579 Use @shlib_base_name@ instead of @shlib_so_name@.
1580 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1581 and @shlib_base_name@.so in @multilib_dir@.
1582 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1583 to the install path.
1584 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1585 (SHLIB_LINK): Remove previous workaround.
1586 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1587 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1588 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1590 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1591 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1592 (SHLIB_INSTALL): Adjust accordingly.
1593 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1594 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1595 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1596 config/t-slibgcc-elf-ver.
1598 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1599 Jakub Jelinek <jakub@redhat.com>
1601 PR tree-optimization/19828
1602 * tree-ssa-loop-im.c: Add a TODO comment.
1603 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1604 without side-effects.
1606 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1608 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1611 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1613 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1614 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1615 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1617 (ia64_reorg): Delete fixup_errata call.
1618 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1619 (TARGET_SWITCHES): Delete -mb-step entry.
1621 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1624 * c-typeck.c (composite_type): Handle quals in transparent unions.
1625 (type_lists_compatible_p): Likewise.
1627 2005-02-18 Stan Shebs <shebs@apple.com>
1629 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1630 expressions in the .literal8 section.
1632 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1634 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1636 2005-02-18 Roger Sayle <roger@eyesopen.com>
1638 * fold-const.c (constant_boolean_node): Always create values of the
1639 specified type, don't bother calling truthvalue_conversion.
1641 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1643 * except.c (output_function_exception_table): Call
1644 assemble_external_libcall (eh_personality_libfunc).
1646 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1649 * config/ia64/ia64.h (struct machine_function): Add state_num.
1650 * config/ia64/ia64.c (process_epilogue,
1651 process_for_unwind_directive): Use new unwind state numbers each
1652 time rather than state 1.
1654 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1657 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1658 before the "*llgt_didi" pattern.
1660 2005-02-18 Jason Merrill <jason@redhat.com>
1662 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1664 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1666 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1667 (div0): Use it in place of ARM_FUNC_ALIAS.
1668 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1670 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1673 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1674 access, the lower bound of the array type if it exists.
1676 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1679 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1680 cases that are out-of-range for the index type.
1682 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1684 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1685 (estimate_case_costs): Don't call convert.
1686 * expmed.c (expand_shift): Likewise.
1687 (make_tree): Call fold_convert instead of convert.
1689 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1692 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1693 that ref to be marked MEM_READONLY_P doesn't have base that needs
1696 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1698 * genautomata.c (output_get_cpu_unit_code_func,
1699 output_cpu_unit_reservation_p): Don't generate old-style function
1702 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1705 PR tree-optimization/20009
1706 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1708 PR tree-optimization/18947
1709 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1710 inline, remove all nodes that are inlined into the extern inline
1713 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1715 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1716 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1717 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1718 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1721 2005-02-17 Roger Sayle <roger@eyesopen.com>
1723 PR tree-optimization/19917
1724 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1725 to be potentially trapping.
1727 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1729 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1731 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1733 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1734 tem becomes a local variable which is set to the value of the
1735 back end defined INITIAL_FRAME_ADDRESS macro.
1736 (expand_builtin_frame_address): Omit the base parameter to
1737 expand_builtin_return_addr.
1738 (expand_builtin_profile_func): Likewise.
1739 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1740 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1741 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1743 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1745 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1746 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1747 * config/frv/frv.c (frv_function_epilogue): Likewise.
1749 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1751 * lambda-code (perfect_nestify): Remove mark/unmark
1753 * tree-loop-linear.c (linear_transform_loops): Add
1754 rewrite_into_ssa call so that ssa is correct for
1755 rewriting into loop closed.
1757 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1759 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1760 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1762 * bt-load.c (btr_def_live_range, combine_btr_defs,
1763 migrate_btr_def, migrate_btr_defs): Likewise.
1764 * cfgcleanup.c (thread_jump): Likewise.
1765 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1766 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1767 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1768 df_rd_local_compute, df_reg_info_compute): Likewise.
1769 * dominance.c (init_dom_info, free_dom_info): Likewise.
1770 * flow.c (init_propagate_block_info,
1771 free_propagate_block_info): Likewise.
1772 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1773 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1774 modify_reg_pav): Likewise.
1775 * loop-invariant.c (find_defs, find_invariant_insn,
1776 find_invariants, free_inv_motion_data): Likewise.
1777 * predict.c (tree_predict_by_opcode,
1778 estimate_bb_frequencies): Likewise.
1779 * stmt.c (expand_case): Likewise.
1780 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1781 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1782 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1783 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1784 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1785 rewrite_ssa_into_ssa): Likewise.
1786 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1787 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1788 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1789 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1790 * tree-sra.c (tree_sra): Likewise.
1791 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1792 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1793 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1795 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1796 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1798 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1799 calculate_live_on_entry, calculate_live_on_exit,
1800 build_tree_conflict_graph): Likewise.
1801 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1802 record_important_candidates, set_use_iv_cost, find_depends,
1803 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1804 tree_ssa_iv_optimize_finalize): Likewise.
1805 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1806 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1807 tree_duplicate_loop_to_header_edge): Likewise.
1808 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1809 * tree-ssa.c (verify_flow_insensitive_alias_info,
1810 verify_name_tags, verify_ssa, init_tree_ssa,
1811 delete_tree_ssa): Likewise.
1812 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1813 fini_ssanames): Likewise.
1814 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1816 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1818 * config/rs6000/t-rtems: Completely reworked.
1820 2005-02-17 Ira Rosen <irar@il.ibm.com>
1822 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1824 2005-02-17 Ira Rosen <irar@il.ibm.com>
1826 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1827 POINTER_TYPE_P when checking that type is a pointer.
1828 (vect_get_memtag): Remove.
1829 (vect_address_analysis): Use POINTER_TYPE_P. Call
1830 vect_object_analysis with dummy parameter for memtag.
1831 (vect_object_analysis): Extract memtag (functionality that
1832 used to be in vect_get_memtag and moved here). Fix printings.
1833 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1834 with correct parameters. Remove call to vect_get_memtag.
1836 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1838 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1839 (tree-vectorizer.o): Added missing dependencies.
1841 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1843 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1844 declaration in tree-vectorizer.c, now has an extern declaration in
1846 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1847 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1848 get_vectype_for_scalar_type, vect_is_simple_use,
1849 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1850 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1851 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1852 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1853 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1854 find_loop_location): Likewise.
1856 * tree-vectorizer.c (langhooks.h): #include removed.
1857 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1858 moved to tree-vectorized.h.
1859 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1860 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1861 get_vectype_for_scalar_type, vect_is_simple_use,
1862 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1863 vect_supportable_dr_alignment, new_loop_vec_info,
1864 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1865 vect_set_verbosity_level, find_loop_location): Likewise.
1867 (vect_analyze_loop): Function externalized. Declaration moved to
1868 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1869 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1870 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1871 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1872 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1873 vect_enhance_data_refs_alignment, vect_analyze_operations,
1874 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1875 vect_stmt_relevant_p, vect_get_loop_niters,
1876 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1877 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1878 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1879 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1880 vect_get_memtag): Likewise.
1882 (vectorizable_load): Function externalized. Declaration moved to
1883 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1884 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1885 vect_transform_loop): Likewise.
1886 (vect_transform_stmt): Moved to tree-vect-transform.c.
1887 (vect_align_data_ref, vect_create_destination_var,
1888 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1889 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1890 vect_get_vec_def_for_operand, vect_init_vector,
1891 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1892 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1893 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1894 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1895 vect_do_peeling_for_loop_bound): Likewise.
1897 * tree-vect-analyze.c: New file.
1898 * tree-vect-transform.c: New file.
1900 2005-02-17 Jason Merrill <jason@redhat.com>
1902 PR mudflap/19319, c++/19317
1903 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1906 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1908 * doc/install.texi (Specific): Update link for Darwin-specific
1911 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1913 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1914 constant_boolean_node.
1916 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1919 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1920 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1922 2005-02-16 Richard Henderson <rth@redhat.com>
1925 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1927 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1928 replace uses with Wtype_MAXp1_F.
1929 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1930 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1931 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1932 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1933 and HAVE_TFMODE as appropriate.
1934 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1935 (__floatdisf): Likewise.
1936 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1937 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1938 (Wtype_MAXp1_F): New.
1939 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1940 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1942 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1945 * arm.c (arm_apply_result_size): New function.
1946 * arm.h (APPLY_RESULT_SIZE): Define.
1947 * arm-protos.h (arm_apply_result_size): Add prototype.
1948 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1949 (movxf): New expand.
1950 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1951 (call_value_symbol): Remove predicate for operand 0.
1952 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1953 (untyped_call): Rework to correclty return values for any type.
1954 (untyped_return): New expand.
1955 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1957 2005-02-16 Stan Shebs <shebs@apple.com>
1959 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1960 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1962 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1964 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1965 configure settings on Solaris 7 and later.
1967 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1969 PR tree-optimization/19865
1970 * tree-optimize.c (init_tree_optimization_passes): Run
1971 pass_may_alias after pass_sra.
1973 2005-02-16 Richard Henderson <rth@redhat.com>
1974 Stuart Hastings <stuart@apple.com>
1977 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1978 Do nothing if debug info suppressed for this function.
1979 (dbxout_begin_function): Early exit if debug info suppressed for
1982 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1985 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1987 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1989 PR tree-optimization/19967
1990 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1991 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1992 argument TYPE. Adjust calls to fold_builtin_XXX.
1993 (expand_builtin, fold_builtin_1): Adjust calls to
1995 (fold_builtin_strchr, fold_builtin_strpbrk,
1996 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1997 result to a requested type TYPE.
1999 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2002 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2003 (T)x & (T)cst if (T)cst overflows.
2004 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2005 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2007 2005-02-15 Jeff Law <law@redhat.com>
2009 * gcse.c (blocks_with_calls): New bitmap.
2010 (alloc_gcse_mem): Allocate it.
2011 (free_gcse_mem): Free it.
2012 (clear_modifY_mem_tables): Clear it.
2013 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2014 when we encounter CALL_INSNs.
2015 (compute_transp, case MEM): Handle blocks with calls separate
2016 from blocks without calls. Use bitmap iterators rather than
2019 2005-02-15 Peter O'Gorman <peter@pogma.com>
2022 * mklibgcc.in (vis_hide): Use a temporary object file, not
2025 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2028 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2029 access optimization.
2031 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2032 Alan Modra <amodra@bigpond.net.au>
2035 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2036 (_xlqsub): Rename to __gcc_qsub.
2037 (_xlqmul): Rename to __gcc_qmul.
2038 (_xlqdiv): Rename to __gcc_qdiv.
2039 Provide versioned symbol aliases with old names.
2040 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2041 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2042 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2043 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2044 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2046 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2048 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2049 Fold ~(A - 1) and ~(A + -1) to -A.
2051 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2055 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2056 config/pa/pa-host.c:pa_gt_pch_use_address.
2058 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2060 * tree-vn.c (get_value_handle): Make sure that given an
2061 is_gimple_min_invariant expression, we always return it.
2063 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2065 * passes.c (rest_of_handle_gcse): Fix a comment.
2067 2005-02-15 Jeff Law <law@redhat.com>
2069 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2071 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2072 (canon_list_insert, record_last_mem_set_info): Similarly.
2073 (clear_modify_mem_tables): Similarly.
2075 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2077 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2078 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2079 config/mips/mips.md, config/rs6000/aix.h,
2080 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2082 2005-02-15 Richard Henderson <rth@redhat.com>
2084 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2085 call to be best_edge.
2087 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2089 * basic-block.h: Adjust the prototype for find_basic_blocks.
2090 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2091 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2094 * flow.c (recompute_reg_usage): Remove all arguments.
2095 * passes.c (rest_of_compilation): Adjust the call to
2096 recompute_reg_usage.
2097 * rtl.h: Adjust the prototype for recompute_reg_usage.
2099 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2101 * tree-dump.c (dump_files): Update to reflect new member
2103 (dump_register): Add new argument.
2105 (dump_switch_p_1): Check against glob name if doglob was passed.
2106 (dump_switch_p): Check against regular first, then glob if
2107 we didn't have any hits on the dump name.
2108 * tree-optimize.c (register_one_dump_file):
2109 Pass in glob name as well.
2110 * tree-pass.h (struct dump_file_info): Add glob
2113 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2115 PR preprocessor/16323
2116 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2118 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2121 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2122 (trunctfdf2_internal1): New.
2123 (trunctfdf2_internal2): Renamed from trunctfdf2.
2125 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2127 PR tree-optimization/19853
2128 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2130 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2132 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2133 delete_dead_jumptables and cleanup_cfg.
2135 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2137 * reload.c (find_reloads): Swap address_reloaded flags when
2138 swapping commutative operands.
2140 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2142 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2143 Use standard_iv_increment_position for computing the bsi position
2145 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2148 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2151 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2152 life range of hard registers.
2153 * value-prof.c (insn_prefetch_values_to_profile): Only
2156 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2157 profile in libcalls.
2159 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2161 * bitmap.h (bitmap_and_compl_into): Return bool.
2162 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2164 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2166 PR tree-optimization/19944
2167 * fold-const.c (fold): Re-add ABS_EXPR folding.
2169 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2172 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2173 {TARGET,MASK}_XL_COMPAT.
2174 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2176 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2177 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2179 (rs6000_arg_partial_bytes): Same.
2180 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2181 and XL compatibility enabled.
2182 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2183 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2184 test to final condition.
2185 (cmptf_internal2): New.
2186 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2187 xl-compat. Add TFmode information to description.
2189 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2191 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2193 2005-02-13 Jason Merrill <jason@redhat.com>
2196 * fold-const.c (fold_indirect_ref_1): Split out from...
2197 (build_fold_indirect_ref): Here.
2198 (fold_indirect_ref): New fn.
2199 * tree.h: Declare it.
2200 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2201 (gimplify_modify_expr_rhs): Likewise.
2202 (gimplify_expr): Likewise.
2204 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2206 PR tree-optimization/14303
2207 PR tree-optimization/15784
2208 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2209 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2210 ABS_EXPR<x> != 0 to x != 0.
2212 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2214 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2215 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2216 spelling conventions.
2218 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2219 delete_trivially_dead_insns too many times.
2221 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2224 2005-02-12 Ira Rosen <irar@il.ibm.com>
2226 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2227 (vect_is_simple_iv_evolution): Remove redundant parameter
2229 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2230 without last parameter.
2231 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2232 Return pointer step. Call vect_is_simple_iv_evolution without
2233 last parameter. Check only that the step is multiple of size
2234 type. Remove stmt_vinfo updates.
2235 (vect_get_memtag_and_dr): Remove.
2236 (vect_get_memtag): New function.
2237 (vect_address_analysis): New function.
2238 (vect_object_analysis): New function.
2239 (vect_analyze_data_refs): Call vect_object_analysis and
2240 vect_get_memtag. Update stmt_vinfo fields.
2242 2005-02-12 Ira Rosen <irar@il.ibm.com>
2244 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2245 exist and are objects. Remove checks for pointer.
2246 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2247 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2248 (vect_create_data_ref_ptr): Likewise.
2249 (vect_base_addr_differ_p): New function.
2250 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2251 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2252 Don't set the DR_BASE_NAME field of data-ref.
2253 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2255 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2257 * optabs.h (enum optab_index): Add new OTI_ldexp.
2258 (ldexp_optab): Define corresponding macro.
2259 * optabs.c (init_optabs): Initialize ldexp_optab.
2260 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2262 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2264 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2265 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2267 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2268 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2271 2005-02-12 Ira Rosen <irar@il.ibm.com>
2273 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2275 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2277 (vect_get_base_and_offset): Always return an address.
2278 (vect_create_addr_base_for_vector_ref): Remove treatment for
2279 different data reference types.
2280 (vect_compute_data_ref_alignment): Rename base to base_address in
2281 stmt_vec_info. Get the object in order to force its alignment.
2282 (vect_get_memtag_and_dr): Rename base to base_address in
2283 stmt_vec_info. Extract the object for memtag analysis.
2285 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2287 PR regression/19898.
2288 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2289 changes cc_status, use apply modified_in_p to part of cc_status
2290 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2293 2005-02-11 Richard Henderson <rth@redhat.com>
2295 * tree-complex.c (expand_complex_libcall): New.
2296 (expand_complex_multiplication): Use it for c99 compliance.
2297 (expand_complex_division): Likewise.
2298 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2300 * builtins.c (built_in_names): Remove const.
2301 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2303 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2304 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2305 (built_in_names): Remove const.
2306 * c-common.c (c_common_type_for_mode): Handle complex modes.
2307 * flags.h, toplev.c (flag_complex_method): Rename from
2308 flag_complex_divide_method.
2309 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2310 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2311 * libgcc2.h: Declare them.
2312 * libgcc-std.ver: Export them.
2313 * mklibgcc.in (lib2funcs): Build them.
2315 2005-02-11 Steven Bosscher <stevenb@suse.de>
2317 PR tree-optimization/19876
2318 Partially revert my change from 2005-01-14
2319 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2320 (compute_antic): ...and remove the loop here.
2322 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2325 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2326 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2328 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2329 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2331 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2333 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2334 offsets for the big-endian 32-bit case.
2336 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2338 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2340 2005-02-11 Dale Johannesen <dalej@apple.com>
2342 * cselib.c (cselib_process_insn): Clear out regs where
2343 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2344 * reload.c (find_equiv_reg): Ditto.
2346 2005-02-11 Ian Lance Taylor <ian@airs.com>
2348 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2351 * tree.c (build_function_type_list): Work correctly if there are
2354 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2356 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2357 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2358 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2359 TARGET_ZARCH instead of TARGET_64BIT.
2361 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2363 * config/rs6000/t-rtems:
2364 (MULTILIB_OPTIONS): Remove mcpu=602.
2365 (MUTLILIB_DIRNAMES): Remove m602.
2366 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2367 Let mcpu=602 match mcpu=603.
2368 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2370 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2372 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2375 2005-02-10 David Daney <ddaney@avtrex.com>
2377 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2378 * config/i386/linux-unwind.h: Likewise.
2379 * config/ia64/linux-unwind.h: Likewise.
2380 * config/mips/linux-unwind.h: Likewise.
2381 * config/pa/linux-unwind.h: Likewise.
2382 * config/rs6000/linux-unwind.h: Likewise.
2383 * config/s390/linux-unwind.h: Likewise.
2384 * config/sh/linux-unwind.h: Likewise.
2385 * config/sparc/linux-unwind.h: Likewise.
2387 2005-02-10 Steven Bosscher <stevenb@suse.de>
2389 PR tree-optimization/17549
2390 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2391 TER to replace a DEF with its expression if the DEF and the
2392 rhs of the expression we replace into have the same root
2395 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2397 * config/mips/mips.md: Fix the placement of the match_scratch in the
2400 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2402 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2405 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2407 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2408 (strip_offset): Handle addresses.
2409 (add_address_candidates): Use strip_offset.
2410 (difference_cost): Reflect strip_offset change.
2411 (force_var_cost, difference_cost): Strip nops.
2413 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2415 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2417 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2418 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2419 config/cris/cris-protos.h, config/cris/cris.c: Update
2422 2005-02-10 Jeff Law <law@redhat.com>
2424 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2425 (lookup_avail_expr): Similarly.
2427 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2429 * builtins.c (fold_builtin_powi): New function.
2430 (fold_builtin_1): Call it.
2432 2005-02-10 Steven Bosscher <stevenb@suse.de>
2434 PR documentation/19309
2435 * doc/cpp.texi: The __GNUC__ and related predefined macros
2436 are also defined for the "standalone" cpp.
2437 Some non-GCC compilers may also define __GNUC__.
2439 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2442 * c-typeck.c (common_type): New routine. Old common_type renamed
2444 (c_common_type): ...this.
2445 (build_conditional_expr, build_binary_op): Use c_common_type instead
2448 2005-02-10 Steven Bosscher <stevenb@suse.de>
2450 * doc/md.texi: Replace @samp{length} with @code{length}.
2452 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2454 PR tree-optimization/18687
2455 * tree-flow.h (find_loop_niter): Declare.
2456 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2457 Try using scev even for loops with more than one exit.
2458 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2459 (struct ivopts_data): Added niters field.
2460 (struct nfe_cache_elt): New.
2461 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2463 (tree_ssa_iv_optimize_init): Initialize niters cache.
2464 (determine_number_of_iterations): Removed.
2465 (find_induction_variables): Do not call determine_number_of_iterations.
2466 Access niters for single exit through niter_for_single_dom_exit.
2467 (add_iv_outer_candidates): Access niters for single exit through
2468 niter_for_single_dom_exit.
2469 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2470 number_of_iterations_cond.
2471 (iv_period): New function.
2472 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2473 (may_replace_final_value): Take data argument. Use
2474 niter_for_single_dom_exit.
2475 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2476 (rewrite_use_compare): Pass data to may_eliminate_iv.
2477 (rewrite_use_outer): Pass data to may_replace_final_value.
2478 (free_loop_data): Clean up the niters cache.
2479 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2480 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2481 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2482 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2483 (num_ending_zeros): Moved to tree.c.
2484 * tree.h (num_ending_zeros): Declare.
2485 * tree.c (num_ending_zeros): Moved from tree.c.
2487 2005-02-09 Richard Henderson <rth@redhat.com>
2489 * builtins.c (DEF_BUILTIN): Add COND argument.
2490 * tree.h (DEF_BUILTIN): Likewise.
2491 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2492 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2494 (DEF_BUILTIN_STUB): New.
2495 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2496 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2497 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2498 * c-common.c (DEF_BUILTIN): Add COND argument.
2499 * tree.c (local_define_builtin): New.
2500 (build_common_builtin_nodes): New.
2502 2005-02-09 Roger Sayle <roger@eyesopen.com>
2504 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2505 floating point expression ignoring the sign of the result.
2506 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2507 (fold) <MULT_EXPR>: Use it to simplify x*x.
2508 * tree.h (fold_strip_sign_ops): Prototype here.
2509 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2510 argument. Use fold_strip_sign_ops to simplify the first argument.
2511 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2512 first argument when the second argument is an even integer
2513 constant, but only with -funsafe_math_optimizations.
2514 (fold_builtin_1): Update call to fold_builtin_copysign.
2516 2005-02-09 Ian Lance Taylor <ian@airs.com>
2519 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2520 just check whether EH_FILTER_FAILURE falls through.
2522 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2524 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2525 insns return to ready list in the next turn.
2527 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2530 * builtins.def: New __builtin_powi[lf].
2531 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2532 (expand_builtin_powi): New function.
2533 (expand_builtin): Dispatch to expand_builtin_powi.
2534 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2535 * libgcc2.c: Add __builtin_powi[lf] implementation.
2536 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2537 * optabs.h: Add powi_optab.
2538 * optabs.c (init_optabs): Initialize powi_optab.
2539 * doc/extend.texi: Document __builtin_powi[lf].
2541 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2543 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2546 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2549 * fold-const.c (try_move_mult_to_index): Remove redundant
2550 type argument. Create ADDR_EXPR with correct type.
2551 (fold): Update callers of try_move_mult_to_index. Convert
2552 result to the appropriate type.
2554 2005-02-09 Roger Sayle <roger@eyesopen.com>
2557 * config/avr/avr.c (default_rtx_costs): Delete.
2558 (avr_operand_rtx_cost): New function.
2559 (avr_rtx_costs): Completely rewrite.
2561 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2564 * config/cris/cris.c (in_code): New variable.
2565 (cris_output_addr_const): Now a static function, a wrapper for
2567 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2568 case from old cris_output_addr_const.
2569 (cris_asm_output_label_ref): Similar for LABEL_REF.
2570 (cris_output_addr_const_extra): Similar for UNSPEC.
2571 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2572 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2573 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2575 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2576 (cris_asm_output_label_ref): Declare.
2578 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2580 PR preprocessor/19801
2581 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2582 filenames that changed when libcpp was moved to the toplevel.
2584 2005-02-07 Roger Sayle <roger@eyesopen.com>
2586 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2587 zero extensions of BImode operands. Call lowpart_subreg instead
2588 of gen_lowpart_common and gen_lowpart_SUBREG.
2590 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2593 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2594 * configure.ac: Set cc_for_cross_gnattools.
2595 * configure: Regenerate.
2597 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2600 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2602 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2605 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2606 of nested functions.
2608 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2610 * doc/extend.texi: Document deprecated extensions allowing
2611 static floating-point members to have initializers and allowing
2612 floating-point literals in integral constant expressions.
2614 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2616 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2617 config/darwin7.h, config/mips/mips.c,
2618 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2621 * cse.c: Update comments.
2623 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2626 * builtins.c (fold_builtin_sqrt): Transform
2627 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2630 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2631 Dorit Naishlos <dorit@il.ibm.com>
2633 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2634 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2635 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2637 * tree.h (vect_set_verbosity_level): New extern function declaration
2639 * tree-vectorizer.h (verbosity_levels): New enum type.
2640 * tree-vectorizer.c (vect_debug_stats): Function removed.
2641 (vect_debug_details): Likewise.
2642 (vect_verbosity_level): Global variable was defined and initialized.
2643 (vect_dump): Global variable definition.
2644 (vect_print_dump_info): New function.
2645 (vect_set_dump_settings): New function.
2646 (vect_set_verbosity_level): New function.
2647 (vectorize_loops): Add call to vect_set_dump_settings.
2649 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2650 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2651 (slpeel_tree_peel_loop_to_edge): Likewise.
2653 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2654 appropriate verbosity level instead of call to vect_debug_details
2655 or vect_debug_stats.
2656 (vect_get_base_and_offset):
2657 (vect_create_addr_base_for_vector_ref):
2658 (get_vectype_for_scalar_type):
2659 (vect_create_data_ref_ptr):
2661 (vect_get_vec_def_for_operand):
2662 (vect_finish_stmt_generation):
2663 (vectorizable_assignment):
2664 (vectorizable_operation):
2665 (vectorizable_store):
2666 (vectorizable_load):
2667 (vect_transform_stmt):
2668 (vect_update_ivs_after_vectorizer):
2669 (vect_do_peeling_for_loop_bound):
2670 (vect_update_inits_of_drs):
2671 (vect_do_peeling_for_alignment):
2672 (vect_transform_loop):
2673 (vect_is_simple_use):
2674 (vect_analyze_operations):
2675 (vect_is_simple_iv_evolution):
2676 (vect_analyze_scalar_cycles):
2677 (vect_analyze_data_ref_dependence):
2678 (vect_analyze_data_ref_dependences):
2679 (vect_compute_data_ref_alignment):
2680 (vect_enhance_data_refs_alignment):
2681 (vect_analyze_data_refs_alignment):
2682 (vect_analyze_data_ref_access):
2683 (vect_analyze_data_ref_accesses):
2684 (vect_analyze_pointer_ref_access):
2685 (vect_get_memtag_and_dr):
2686 (vect_analyze_data_refs):
2687 (vect_mark_relevant):
2688 (vect_stmt_relevant_p):
2689 (vect_mark_stmts_to_be_vectorized):
2690 (vect_can_advance_ivs_p):
2691 (vect_get_loop_niters):
2692 (vect_analyze_loop_form):
2693 (vect_analyze_loop):
2694 (vectorize_loops): Likewise.
2696 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2697 (vect_update_inits_of_drs):
2698 (vect_do_peeling_for_alignment):
2699 (vect_transform_loop):
2700 (vect_analyze_operations):
2701 (vect_analyze_scalar_cycles):
2702 (vect_analyze_data_ref_dependences):
2703 (vect_analyze_data_refs_alignment):
2704 (vect_analyze_data_ref_accesses):
2705 (vect_analyze_data_refs):
2706 (vect_mark_stmts_to_be_vectorized):
2707 (vect_get_loop_niters):
2708 (vect_analyze_loop_form):
2709 (vect_analyze_loop): Likewise.
2710 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2712 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2716 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2717 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2718 either -ffast-math or -funsafe-math-optimizations is in use.
2720 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2721 * config/mips/irix-csr.c: New file.
2722 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2723 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2724 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2727 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2729 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2730 redundant, incorrect definitions.
2732 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2734 ("*tls_indirect_call"): New, reference hard regs directly.
2735 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2737 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2739 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2740 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2742 2005-02-06 Roger Sayle <roger@eyesopen.com>
2744 PR rtl-optimization/19800
2745 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2746 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2749 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2751 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2753 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2756 * doc/invoke.texi: Correct documentation of -freorder-functions.
2758 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2761 * doc/invoke.texi: Don't mention gccbug.
2763 2005-02-06 Roger Sayle <roger@eyesopen.com>
2764 Andrew Pinski <pinskia@physics.uc.edu>
2765 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2767 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2768 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2769 into just (zero_extract:SI FOO (const_int 1) BAR).
2771 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2773 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2774 macro locally. Don't give last revision date. Use GCC version
2775 number from gcc-common.texi.
2776 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2777 revision date. Use GCC version number from gcc-common.texi.
2778 Describe being a library as current state rather than as 3.x
2780 * doc/gcc.texi: Remove last update date.
2781 * doc/gccint.texi: Likewise. Update copyright dates.
2782 * doc/install.texi: Update copyright dates.
2784 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2787 * doc/invoke.texi: Mention for each option included in -Wall that
2788 it is included in -Wall.
2789 * doc/gcc.texi: Update copyright and last modification date.
2791 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2793 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2794 unnecessary cast to original induction variable increments.
2796 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2798 PR tree-optimization/18219
2799 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2800 in distributed form.
2802 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2804 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2805 Set bitpos and offset later in the function. Do nothing if the
2806 target is a register and if the bitfield lies completely outside
2808 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2809 here. Return an uninitialised register if the source value is stored
2810 in a register and the bitfield lies completely outside that register.
2812 2005-02-06 Steven Bosscher <stevenb@suse.de>
2814 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2817 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2819 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2821 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2823 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2824 * config/darwin8.h: New.
2825 * config/darwin7.h: Update comment.
2827 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2828 Dorit Naishlos <dorit@il.ibm.com>
2830 * tree-vectorizer.h (LOC): New type.
2831 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2832 (loop_line_number): New field in struct _loop_vec_info.
2833 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2835 * tree-vectorizer.c (input.h): Included.
2836 (find_loop_location): New function.
2837 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2838 loop line number removed.
2839 (vect_debug_details): Likewise.
2840 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2842 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2843 call to vect_debug_details/stats changed from loop to loop_loc.
2844 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2845 (slpeel_tree_peel_loop_to_edge): Likewise.
2847 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2848 changed from NULL to UNKNOWN_LOC.
2849 (vect_get_base_and_offset):
2850 (vect_create_addr_base_for_vector_ref):
2851 (get_vectype_for_scalar_type):
2852 (vect_create_data_ref_ptr):
2854 (vect_get_vec_def_for_operand):
2855 (vect_finish_stmt_generation):
2856 (vectorizable_assignment):
2857 (vectorizable_operation):
2858 (vectorizable_store):
2859 (vectorizable_load):
2860 (vect_transform_stmt):
2861 (vect_update_ivs_after_vectorizer):
2862 (vect_do_peeling_for_loop_bound):
2863 (vect_do_peeling_for_alignment):
2864 (vect_transform_loop):
2865 (vect_is_simple_use):
2866 (vect_analyze_operations):
2867 (vect_is_simple_iv_evolution):
2868 (vect_analyze_scalar_cycles):
2869 (vect_analyze_data_ref_dependences):
2870 (vect_compute_data_ref_alignment):
2871 (vect_enhance_data_refs_alignment):
2872 (vect_analyze_data_ref_access):
2873 (vect_analyze_data_ref_accesses):
2874 (vect_analyze_pointer_ref_access):
2875 (vect_get_memtag_and_dr):
2876 (vect_analyze_data_refs):
2877 (vect_mark_relevant):
2878 (vect_stmt_relevant_p):
2879 (vect_mark_stmts_to_be_vectorized):
2880 (vect_can_advance_ivs_p):
2881 (vect_get_loop_niters):
2882 (vect_analyze_loop):
2883 (vectorize_loops): Likewise.
2885 (vectorizable_load): Argument in call to vect_debug_details/stats
2886 changed from loop to LOOP_LOC (loop_vinfo).
2887 (vect_transform_loop):
2888 (vect_analyze_operations):
2889 (vect_analyze_scalar_cycles):
2890 (vect_analyze_data_ref_dependence):
2891 (vect_enhance_data_refs_alignment):
2892 (vect_analyze_data_ref_accesses):
2893 (vect_analyze_pointer_ref_access):
2894 (vect_analyze_data_refs):
2895 (vect_analyze_loop): Likewise.
2897 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2898 changed from loop to loop_loc.
2900 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2902 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2903 Dorit Naishlos <dorit@il.ibm.com>
2905 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2907 (vect_analyze_data_ref_dependences): Likewise.
2909 (vect_is_simple_use): Argument changed from loop structure to
2910 loop_vect_info structure.
2911 (vect_can_advance_ivs_p): Likewise.
2912 (vect_create_index_for_vector_ref): Likewise.
2913 (vect_update_ivs_after_vectorizer): Likewise.
2914 (new_stmt_vec_info): Likewise.
2916 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2917 changed from loop to loop_vinfo.
2918 (vect_create_data_ref_ptr): First argument in call to
2919 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2920 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2921 was changed from loop to loop_vinfo.
2922 (vectorizable_operation): Likewise.
2923 (vectorizable_store): Likewise.
2924 (vect_mark_stmts_to_be_vectorized): Likewise.
2925 (vect_do_peeling_for_loop_bound): First argument in call to
2926 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2927 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2928 was changed from loop to loop_vinfo.
2929 (vect_analyze_data_ref_dependences): Third argument in call to
2930 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2932 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2933 (vect_create_data_ref_ptr): Likewise.
2934 (vect_init_vector): Likewise.
2935 (vect_get_vec_def_for_operand): Likewise.
2936 (vectorizable_assignment): Likewise.
2937 (vectorizable_operation): Likewise.
2938 (vectorizable_store): Likewise.
2939 (vectorizable_load): Likewise.
2940 (vect_update_ivs_after_vectorizer): Likewise.
2941 (vect_is_simple_use): Likewise.
2942 (vect_analyze_data_ref_dependence): Likewise.
2943 (vect_analyze_pointer_ref_access): Likewise.
2944 (vect_can_advance_ivs_p): Likewise.
2946 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2947 before _stmt_vec_info.
2948 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2949 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2950 (new_stmt_vec_info): Argument changed from loop structure to
2951 loop_vect_info structure
2953 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2954 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2955 (vect_create_addr_base_for_vector_ref): Likewise.
2956 (vect_analyze_pointer_ref_access): Likewise.
2958 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2961 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2962 phi flag if the phi is abnormal.
2964 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2967 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2968 information for the new statement.
2970 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2973 * gcc.c (main): Include the target in -v output.
2975 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2977 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2978 Do not drop the extend if we'd have to add a paradoxical subreg
2979 later. Include optabs.h and insn-codes.h.
2980 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2982 2005-02-02 Roger Sayle <roger@eyesopen.com>
2985 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2986 * fold-const.c (const_binop): Avoid constant folding floating
2987 point operations in modes that use composite representations.
2988 * simplify-rtx.c (simplify_binary_operation): Likewise.
2990 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2992 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2994 (altivec_dstt): Likewise.
2995 (altivec_dstst): Likewise.
2996 (altivec_dststt): Likewise.
2997 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3000 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3002 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3003 EXPR_LOCUS from orig_cond to the new cond_stmt.
3004 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3007 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3009 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3010 standard_iv_increment_position. Remove call to bsi_next
3011 (no need to bump the iterator anymore).
3012 (vect_create_index_for_vector_ref): Call
3013 standard_iv_increment_position. Remove second function argument.
3014 (vect_finish_stmt_generation): Remove call to bsi_next
3015 (no need to bump the iterator anymore).
3016 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3017 to vect_create_index_for_vector_ref.
3019 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3021 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3022 phis are used out of the loop.
3024 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3027 * c-decl.c (undef_nested_function): New variable.
3028 (pop_scope): Diagnose undefined nested functions.
3029 (finish_function): Don't attempt cgraph processing or genericizing
3030 if current top-level function contained an undefined nested
3031 function. Reset undef_nested_function at the end of a top-level
3034 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3036 * tree.c (build_int_cst_type): Take sign of the value into account
3037 when deciding whether sign extend the value.
3039 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3042 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3043 (cpp_options, cc1_options): Change %{std*&ansi} to
3044 %{std*&ansi&trigraphs}.
3046 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3048 * cse.c: Update comments.
3050 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3052 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3053 arguments go on the stack. Do not put complex doubles in odd/even
3056 2005-02-02 Steven Bosscher <stevenb@suse.de>
3058 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3059 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3060 -ftree-pre, and -fthread-jumps.
3062 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3064 PR tree-optimization/19578
3065 * tree-flow.h (modified_noreturn_calls): Declare.
3066 (noreturn_call_p): Declare.
3067 * tree-flow-inline.h (noreturn_call_p): New function.
3068 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3069 * tree-cfg.c (modified_noreturn_calls): New variable.
3070 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3071 that contain a mid-block noreturn call.
3072 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3074 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3076 * df.c (df_def_record_1, df_uses_record): Don't use
3078 * df.h (DF_FOR_REGALLOC): Remove.
3080 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3083 * c-typeck.c (really_start_incremental_init): Reset
3084 constructor_max_index for arrays of incomplete type.
3086 2005-02-02 Jeff Law <law@redhat.com>
3088 * gcse.c (struct reg_set): Store the block index where the register
3089 was set rather than the setting insn.
3090 (record_one_set, compute_transp): Corresponding changes.
3091 (pre_insert_copy_insn): Do not call replace_one_set.
3092 (replace_one_set): Remove.
3094 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3097 * doc/gcov.texi: Fix typo.
3099 2005-02-01 Richard Henderson <rth@redhat.com
3102 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3103 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3105 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3106 * config/i386/i386-protos.h: Update.
3108 2005-02-01 Steven Bosscher <stevenb@suse.de>
3110 PR tree-optimization/19217
3111 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3112 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3113 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3114 that it is walking a PHI node.
3116 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3118 * doc/extend.texi (Nested Functions): Update.
3120 2005-02-01 Richard Henderson <rth@redhat.com>
3123 * optabs.c (expand_copysign_absneg): Export.
3124 * optabs.h (expand_copysign_absneg): Declare.
3125 * config/rs6000/rs6000.md (copysigntf3): New.
3127 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3129 PR tree-optimization/19633
3130 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3131 * tree-ssa-alias.c (init_alias_info): Initialize.
3132 (merge_pointed_to_info): Set.
3133 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3134 (dump_points_to_info_for): Show value of pt_null.
3135 (struct count_ptr_d): Declare.
3136 (find_ptr_dereference): Remove.
3137 (ptr_is_dereferenced_by): Remove.
3138 (count_ptr_derefs): New local function.
3139 (count_uses_and_derefs): New local function.
3140 (compute_points_to_and_addr_escape): Call it. If the number
3141 of dereferences is greater than zero, mark the pointer as
3142 dereferenced. If there are fewer dereferences than uses of
3143 the pointer, the pointer's value escapes.
3145 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3147 PR tree-optimization/19670
3148 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3150 (verify_use): ... set it here, instead.
3152 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3154 * doc/sourcebuild.texi (Test directives): Fix formatting.
3156 * doc/sourcebuild.texi (Test directives): Describe selector
3159 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3161 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3162 specific 64-bit CPUs.
3164 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3167 * arm.c (arm_eliminable_register): New function.
3168 (adjacent_mem_locations): Don't allow eliminable registers. Use
3169 HOST_WIDE_INT for address offsets.
3170 * arm-protos.h (arm_eliminable_register): Add prototype.
3172 2005-02-01 Steven Bosscher <stevenb@suse.de>
3174 PR optimization/15242
3175 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3176 * basic-block.h (duplicate_computed_gotos): Add prototype.
3177 * bb-reorder.c (duplicate_computed_gotos): New function to
3178 duplicate sufficiently small blocks ending in a computed jump.
3179 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3180 if not optimizing for size.
3181 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3182 never do tail merging for blocks ending in a computed jump.
3183 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3185 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3187 Patch from Richard Sandiford <rsandifo@redhat.com>
3188 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3189 from inheriting a subreg equivalence with a non-spill register.
3191 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3193 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3195 * config/frv/frv.c (movcc_fp_destination_operand): New.
3196 (gpr_or_memory_operand): Fix typo in comment.
3197 (gpr_or_memory_operand_with_scratch): New.
3198 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3199 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3200 movcc_fp_destination_operand.
3201 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3202 Legitimize memory addresses using a scratch register.
3204 2005-01-31 Jeff Law <law@redhat.com>
3206 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3207 bitmap a sparse bitmap instead of a simple bitmap.
3208 (mark_def_sites_initialize_block): Corresponding changes.
3209 (ssa_mark_def_sites_initialize_block): Likewise.
3210 (ssa_mark_phi_uses): Likewise.
3211 (mark_def_site, ssa_mark_def_sites): Likewise.
3212 (mark_def_site_blocks): Likewise.
3213 (rewrite_ssa_into_ssa): Likewise.
3215 * tree-ssa-dom.c (record_cond): Pass correct variable type
3216 for last argument to htab_find_slot_with_hash.
3218 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3219 effects when optimizing 0 % X. Do not try to optimize X % 0.
3221 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3223 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3226 2005-02-01 Eric Christopher <echristo@redhat.com>
3228 * config/mips/mips.c (override_options): Warn if -mint64
3230 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3233 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3235 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3237 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3238 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3239 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3240 (cached_regno): Initialize to INVALID_REGNUM.
3241 (cse_reg_info_table_size,
3242 cse_reg_info_table_first_uninitialized,
3243 cse_reg_info_timestamp): New.
3244 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3246 (init_cse_reg_info, get_cse_reg_info_1): New.
3247 (get_cse_reg_info): Cache the last look-up.
3248 (new_basic_block): Update the code to clear mappings from
3249 registers to cse_reg_info entries.
3250 (cse_main): Call init_cse_reg_info.
3252 * cse.c (get_cse_reg_info): Update a comment.
3254 2005-01-31 Steven Bosscher <stevenb@suse.de>
3257 * c-decl.c (start_decl): Do not warn about arrays of elements with
3258 an incomplete type here.
3259 (grokdeclarator): Do it here by making a pedwarn an error.
3260 * c-typeck.c (push_init_level): If there were previous errors with
3261 the constructor type, do not warn about braces for initializers.
3262 (process_init_element): Likewise for excess initializer elements.
3264 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3266 * cse.c (delete_trivially_dead_insn): Don't iterate.
3268 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3270 * config/rs6000/rs6000.md (copysignsf3): New expand.
3271 (copysigndf3): Likewise.
3273 2005-01-31 Steven Bosscher <stevenb@suse.de>
3275 * recog.c (constrain_operands): Only look for earlyclobber operand
3276 conflicts if an '&' constraint was seen.
3278 2005-01-31 Marc Espie <espie@openbsd.org>
3280 * config.gcc: Don't include embedded systems fragment, switches default
3281 debugging format to ELF.
3282 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3283 longer pick it up there.
3285 2005-01-31 Dale Johannesen <dalej@apple.com>
3287 * doc/extend.texi (nested functions): Fix linkage description.
3288 Clarify that static is not allowed.
3290 2005-01-31 Dale Johannesen <dalej@apple.com>
3292 * config/rs6000/darwin.md (movsf_low_di): Make work.
3293 (movdf_low_di): Make work.
3295 2005-01-31 Dale Johannesen <dalej@apple.com>
3297 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3298 Make work for 64 bit.
3300 2005-01-31 Roger Sayle <roger@eyesopen.com>
3301 Dale Johannesen <dalej@apple.com>
3304 * fold-const.c (fold_binary_op_with_conditional_arg):
3305 Make types match original operands, before STRIP_NOPS.
3307 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3309 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3310 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3311 (struct gcc_sigcontext): Delete. Merge contents to..
3312 (struct gcc_ucontext): ..here.
3313 (get_sigcontext): Delete.
3314 (get_regs): New function, like get_sigcontext but return regs ptr.
3315 64-bit version finds regs from r1 to support vdso.
3316 (ppc_linux_aux_vector): New function.
3317 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3320 2005-01-31 Ira Rosen <irar@il.ibm.com>
3322 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3324 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3325 redundant fold. Fix misalignment for MINUS_EXPR.
3326 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3327 (vect_analyze_pointer_ref_access): Likewise.
3328 (vect_get_memtag_and_dr): Likewise.
3330 2005-01-31 Richard Henderson <rth@redhat.com>
3332 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3333 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3334 absnegdf2_i387, absnegxf2_i387): Likewise.
3336 2005-01-31 Richard Henderson <rth@redhat.com>
3339 * optabs.c (expand_copysign_absneg): New.
3340 (expand_copysign_bit): Split out from ...
3341 (expand_copysign): ... here. Use expand_copysign_absneg.
3343 2005-01-30 Roger Sayle <roger@eyesopen.com>
3346 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3347 constant as the second operand and a register as the third.
3349 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3352 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3353 that dllimport'd functions do not use all call-clobbered registers
3356 2005-01-30 Richard Henderson <rth@redhat.com>
3359 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3360 expand_abs_nojump and generalize. Use operand_subword and
3361 emit_no_conflict_block. Support large modes.
3362 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3364 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3365 negation to subtraction.
3366 (expand_copysign): Check that the format has signed zeros.
3367 Use operand_subword and emit_no_conflict_block. Support large modes.
3369 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3371 Fix PR tree-optimization/19624
3373 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3374 * tree-ssa-pre.c: Add cfgloop.h.
3376 (pre_stats): New member, constified.
3377 (inserted_exprs): New static variable.
3378 (NECESSARY): New macro.
3379 (create_expression_by_pieces): Fold the expression, and
3380 mark it as defaulting to not necessary. Also put in
3382 (fully_constant_expression): New function.
3383 (insert_into_preds_of_block): Modify to not insert phis when we
3384 are playing with induction variables.
3385 Push phis onto the inserted_exprs vector, and mark them as not
3386 necessary by default.
3387 (insert_aux): Call fully_constant_expression on eprime.
3388 If all edges produce the same value, mark it constant.
3389 (mark_operand_necessary): New function.
3390 (remove_dead_inserted_code): New function.
3391 (init_pre): Init loop optimizer to get loop info.
3392 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3393 (execute_pre): Commit edge inserts, then remove dead code.
3395 2005-01-30 Richard Henderson <rth@redhat.com>
3397 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3398 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3400 2005-01-30 Richard Henderson <rth@redhat.com>
3403 * config/i386/i386.c (ix86_expand_copysign): New.
3404 (ix86_split_copysign_const): New.
3405 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3406 rearrange op1/nmask operands.
3407 * config/i386/i386-protos.h: Update.
3408 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3409 (copysigndf3): Likewise.
3410 (copysignsf3_const, copysigndf3_const): New.
3411 (copysignsf3_var): Rename from copysignsf3, split out splitter
3412 and fix split predicate for X constraint.
3413 (copysigndf3_var): Similarly.
3415 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3417 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3418 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3419 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3421 2005-01-29 Richard Henderson <rth@redhat.com>
3424 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3425 of # and * in constraints.
3427 2005-01-29 Richard Henderson <rth@redhat.com>
3430 * expr.c (store_field): Don't strip sub-mode cast when the input
3431 data is even smaller.
3433 2005-01-29 Richard Henderson <rth@redhat.com>
3436 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3439 2005-01-29 Richard Henderson <rth@redhat.com>
3441 * combine.c (make_field_assignment): Fix argument order
3444 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3446 PR tree-optimization/15791
3447 * fold-const.c (extract_array_ref): New function.
3448 (fold): Fold comparisons between &a[i] and &a[j] or
3449 semantically equivalent trees.
3451 2005-01-29 Jeff Law <law@redhat.com>
3453 * gcse.c (insert_expr_in_table): Revamp handling of available
3454 and anticipatable occurrence lists to avoid unnecessary list
3456 (insert_set_in_table): Similarly.
3458 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3460 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3462 (c_build_qualified_type): Build qualified array types with
3463 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3464 * c-decl.c (c_make_fname_decl): Build unqualified array type
3465 before qualified type.
3466 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3467 type is qualified, not just if type itself is. Don't apply
3468 qualifiers to array type when declarator is processed. Apply
3469 qualifiers to field type whether or not it is an array type.
3470 Don't handle array types specially for applying qualifiers to
3472 * c-typeck.c (composite_type): Build unqualified element type and
3473 array type when forming composite of array types.
3474 (common_pointer_type, comptypes, comp_target_types,
3475 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3476 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3478 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3479 (args2) in variables a1 and a2.
3481 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3483 * cse.c (n_elements_made, max_elements_made): Remove.
3484 (insert): Don't touch n_elements_made.
3485 (cse_main): Don't touch n_elements_made or max_elements_made.
3487 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3490 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3491 configuration part of dp-bit.c to be lost.
3493 2005-01-28 Roger Sayle <roger@eyesopen.com>
3495 * expmed.c (expand_mult_highpart_optab): When attempting to use
3496 a non-widening multiplication in a wider mode, the operands need
3497 to be converted (zero or sign extended) to that mode.
3499 2005-01-28 Ian Lance Taylor <ian@airs.com>
3503 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3504 through if both operands fall through.
3506 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3508 * cse.c (fold_rtx) <PC>: Don't optimize.
3510 2005-01-28 Jeff Law <law@redhat.com>
3512 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3513 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3515 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3517 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3518 cse_reg_info_used_list_end): Remove.
3519 (cse_reg_info_list, cse_reg_info_list_free): New.
3520 (get_cse_reg_info): When allocating an instance of
3521 cse_reg_info, add it to the beginning of the cse_reg_info_list
3522 list. Remove code to maintain cse_reg_info_used_list.
3523 (new_basic_block): Reset the free list to the beginning of
3526 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3528 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3529 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3530 (frv_expand_mdpackh_builtin): New function.
3531 (frv_expand_builtin): Use it to expand __MDPACKH.
3532 * doc/extend.texi (__MDPACKH): Update documentation.
3534 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3536 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3537 SSE_FLOAT_MODE_P for use_sse computation.
3539 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3542 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3544 2005-01-27 Richard Henderson <rth@redhat.com>
3546 * builtins.c (expand_builtin_copysign): New.
3547 (expand_builtin): Call it.
3548 * genopinit.c (optabs): Add copysign_optab.
3549 * optabs.c (init_optabs): Initialize it.
3550 (expand_copysign): New.
3551 * optabs.h (OTI_copysign, copysign_optab): New.
3552 (expand_copysign): Declare.
3554 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3555 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3557 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3558 (ix86_expand_fp_absneg_operator): ... here.
3559 (ix86_split_copysign): New.
3560 * config/i386/i386-protos.h: Update.
3561 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3562 (copysignsf3, copysigndf3): New.
3564 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3565 (copysignsf3, ncopysignsf3): New.
3566 (copysigndf3, ncopysigndf3): New.
3567 (copysignxf3, ncopysignxf3): New.
3568 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3570 2005-01-27 Arend Bayer <arend.bayer@web.de>
3571 Kazu Hirata <kazu@cs.umass.edu>
3573 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3574 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3575 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3578 2005-01-27 Jeff Law <law@redhat.com>
3580 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3581 definitions of SSA_NAMEs which are not being rewritten.
3582 (rewrite_ssa_into_ssa): Only initialize the current definition
3583 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3584 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3585 SSA_NAMEs before returning.
3587 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3589 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3590 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3591 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3592 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3593 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3595 2005-01-27 Steven Bosscher <stevenb@suse.de>
3598 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3599 higher to -O2 and higher. Likewise for tree PRE.
3600 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3603 2005-01-27 Ian Lance Taylor <ian@airs.com>
3606 * gimple-low.c (try_catch_may_fallthru): New static function.
3607 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3608 * tree-inline.c (expand_call_inline): Don't warn about reaching
3609 the end of a non-void function being inlined if the function uses
3612 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3614 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3617 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3618 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3619 (implicitly_declare): Handle error_mark_node.
3621 2005-01-27 Richard Henderson <rth@redhat.com>
3624 * tree.h (struct tree_decl): Add debug_expr_is_from.
3625 (DECL_DEBUG_EXPR_IS_FROM): New.
3626 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3627 * dwarf2out.c (dwarf2out_var_location): Update to match.
3628 * tree-outof-ssa.c (create_temp): Likewise.
3629 * var-tracking.c (track_expr_p): Likewise.
3630 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3631 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3632 * toplev.c (default_tree_printer): Likewise.
3634 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3636 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3637 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3639 2005-01-27 Steven Bosscher <stevenb@suse.de>
3641 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3642 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3643 ASM_CLOBBERS): Add tree checks.
3645 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3646 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3647 * c-common.def (SWITCH_STMT): Update to match.
3648 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3649 macros instead of SWITCH_EXPR ones.
3650 * c-dump.c (c_dump_tree): Likewise.
3651 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3652 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3654 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3656 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3658 * unwind-dw2.c (execute_stack_op): Add missing cases for
3659 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3661 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3663 * config.gcc (Obsolete configurations): Remove 'dummy', add
3664 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3667 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3669 PR tree-optimization/19633
3670 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3672 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3673 are no call-clobbered variables.
3674 * tree-outof-ssa.c (check_replaceable): Return false for calls
3677 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3679 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3680 even for variables with NULL DECL_INITIAL.
3682 2005-01-26 Stuart Hastings <stuart@apple.com>
3684 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3686 2005-01-26 Richard Henderson <rth@redhat.com>
3689 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3691 * expr.c (store_field): Strip conversions to odd-bit-sized types
3692 if the destination field width matches.
3694 2005-01-26 Richard Henderson <rth@redhat.com>
3696 * c-decl.c, expmed.c, expr.c: Revert last change.
3698 2005-01-26 Richard Henderson <rth@redhat.com>
3701 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3703 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3704 if we don't need the bits above those present in the current mode.
3705 * expr.c (store_field): Strip conversions to odd-bit-sized types
3706 if the destination field width matches.
3708 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3710 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3711 either -ffast-math or -funsafe-math-optimizations is in use.
3713 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3717 * config/avr/avr.c (notice_update_cc): Only set condition code for
3718 ashrqi3 if shift count > 0.
3719 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3720 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3721 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3722 count <= 0 as a no-op, and shift count >= width by copying zero
3723 or sign bit to all bits of the result.
3724 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3725 count, with attribute "length" set to 0 and "cc" set to "none".
3727 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3729 * doc/invoke.texi: Document -mTLS.
3731 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3732 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3733 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3734 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3735 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3736 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3737 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3738 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3740 * configure.ac: Check for a TLS capable gas.
3742 * configure: Regenerate.
3744 2005-01-26 Richard Henderson <rth@redhat.com>
3747 * combine.c (make_field_assignment): Simplify store to zero_extract
3748 from a source with an overlapping mask.
3750 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3752 2004-11-11 Eric Christopher <echristo@redhat.com>
3754 * config/frv/frv.md: Add fr400_integer automaton. Don't
3755 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3758 2005-01-26 Steven Bosscher <stevenb@suse.de>
3761 * cfgbuild.c (make_edges): Do not clear or set
3762 current_function_has_computed_jump.
3763 * function.h (struct function): Remove the has_computed_jump field.
3764 (current_function_has_computed_jump): Do not define.
3765 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3766 in a computed jump. Ignore current_function_has_computed_jump.
3768 2005-01-26 Richard Henderson <rth@redhat.com>
3771 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3772 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3774 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3775 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3776 objects into static storage if they have more than one non-zero value.
3777 * tree.h (categorize_ctor_elements): Update decl.
3779 2005-01-26 Steven Bosscher <stevenb@suse.de>
3782 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3783 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3784 to this function from 2004-07-10.
3785 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3786 the current function for tail call optimizations if the address
3787 of one of it its arguments is taken.
3789 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3791 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3793 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3795 * function.c (expand_function_end): If current_function_calls_alloca,
3796 emit stack restore in a place that is reached when the function falls
3799 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3801 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3802 rule to avoid matching inappropriate suffix rule.
3804 2005-01-26 Jan Hubicka <jh@suse.cz>
3806 PR tree-optimization/19241
3807 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3809 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3811 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3812 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3814 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3815 <sim*>: Always use crt1.o, regardless of N in simN.
3816 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3817 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3818 (CRT_CALL_STATIC_FUNCTION): Remove.
3819 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3820 use crt1.o, regardless of N in simN.
3821 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3822 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3823 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3824 case isystem setting.
3825 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3827 2005-01-25 Ian Lance Taylor <ian@airs.com>
3829 * gimple-low.c (block_may_fallthru): Correct handling of
3830 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3832 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3834 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3835 handlers to match indentation; nested under the mtune=* handler.
3836 Similar for mcpu= and march=.
3838 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3840 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3841 * config/mips/linux64.h (LIB_SPEC): Likewise.
3842 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3843 * config/sh/linux.h (LIB_SPEC): Likewise.
3845 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3847 * config/frv/frv.c (frv_legitimize_tls_address): New.
3848 (TARGET_HAVE_TLS): Define.
3849 (FRV_SYMBOL_REF_TLS_P): Define.
3850 (frv_override_options): Handle new register classes.
3851 (frv_legitimate_address_p): Reject tls addresses.
3852 (frv_legitimize_address): Handle TLS addresses.
3853 (gen_inlined_tls_plt): New.
3855 (frv_legitimize_tls_address): New.
3856 (unspec_got_name): Add TLS entries.
3857 (got12_operand): Add R_FRV_TLSMOFF12 case.
3858 (frv_emit_move): Fixup TLS addresses.
3859 (frv_emit_movsi): Legitimize TLS addresses.
3861 * config/frv/frv.h (MASK_BIG_TLS): New.
3862 (TARGET_BIG_TLS): New.
3863 (HAVE_AS_TLS): Define.
3864 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3865 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3866 (REG_CLASS_NAMES): Same.
3867 (REG_CLASS_CONTENTS): Same.
3868 (CONSTRAINT_LEN): New.
3869 (REG_CLASS_FROM_CONSTRAINT): New.
3870 (PREDICATE_CODES): Add symbolic_operand.
3872 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3873 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3874 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3875 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3876 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3877 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3878 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3879 GR9_REG, GR14_REG, LRREG.
3880 (type): Add load_or_call attribute.
3881 ("load_or_call"): New reservation.
3882 ("call_gettlsoff"): New.
3883 ("tls_indirect_call"): New.
3884 ("tls_load_gottlsoff12"): New.
3885 ("tlsoff_hilo"): New.
3886 ("tls_tlsdesc_ldd"): New.
3887 ("tls_tlsoff_ld"): New.
3890 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3892 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3894 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3895 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3896 * config/frv/frv.c (TLS_BIAS): Define.
3897 (frv_output_dwarf_dtprel): New.
3899 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3901 PR rtl-optimization/19579
3902 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3903 both A and B, see if they don't clobber registers the other expr uses.
3905 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3907 * real.c (do_add): Initialize signalling and canonical members.
3909 * real.c (real_from_integer): Zero out destination.
3911 2005-01-18 Jan Hubicka <jh@suse.cz>
3913 PR tree-optimize/19337
3914 * tree-inline.c (initialize_inlined_parameters): Copy
3915 saved_static_chain_decl only.
3917 2005-01-25 Richard Henderson <rth@redhat.com>
3921 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3922 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3923 80387 enabled, to return a proper subclass. Return the subset that
3924 overlaps with GENERAL_REGS for PLUS.
3925 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3927 2005-01-25 Richard Henderson <rth@redhat.com>
3930 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3932 2005-01-25 Roger Sayle <roger@eyesopen.com>
3934 * expmed.c (choose_multiplier): Change interface to return the
3935 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3936 (expand_divmod): Update calls to choose_multiplier.
3938 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3941 * expmed.c (extract_bit_field): Use adjust_address instead of
3942 gen_lowpart when op0 is a MEM.
3944 2005-01-24 Steven Bosscher <stevenb@suse.de>
3946 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3948 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3950 * config/mips/irix-csr.c: New file.
3951 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3952 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3953 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3956 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3959 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3960 sparc/elf.h, add sparc/sp-elf.h.
3961 (sparc-*-rtems*): Likewise.
3962 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3963 tm-dwarf2.h, add sparc/sp-elf.h.
3964 (sparc86x-*-elf): Likewise.
3965 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3966 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3967 TARGET_OS_CPP_BUILTINS.
3968 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3969 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3971 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3972 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3973 (SWITCH_TAKES_ARG): Likewise.
3974 (LOCAL_LABEL_PREFIX): Likewise.
3975 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3976 (TARGET_N_FORMAT_TYPES): Delete.
3977 (TARGET_FORMAT_TYPES): Likewise.
3978 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3979 * config/sparc/elf.h: Delete.
3980 * config/sparc/sp-elf.h: New file.
3982 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3984 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3985 * tree-flow.h: Remove the corresponding prototype.
3986 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3987 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3989 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3992 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3993 for AIX ABI or ELF -fPIC.
3994 (rs6000_emit_load_toc_table): Don't create toc_section here.
3995 (rs6000_xcoff_file_start): Nor here.
3997 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3999 * sh.c (ra.h): Don't #include.
4000 (hard_regs_intersect_p): New function, resurrected from ra.c.
4002 * sh.c: Fix 1996 Copyright.
4004 2005-01-24 Richard Henderson <rth@redhat.com>
4005 Aldy Hernandez <aldyh@redhat.com>
4007 * regrename.c (note_sets): Handle subregs.
4009 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4012 * genconditions.c (write_header, write_conditions): Elide file if
4015 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4017 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4018 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4021 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4023 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4024 expand_builtin_printf, expand_builtin_fprintf,
4025 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4026 checking against POINTER_TYPE.
4027 (validate_arglist): Handle POINTER_TYPE code by checking
4030 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4032 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4034 (for_each_rtx): Call for_each_rtx_1.
4035 * rtl.h (init_rtlanal): Declare.
4036 * toplev.c (backend_init): Call init_rtlanal.
4038 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4040 * flow.c (propagate_one_insn): Formatting.
4043 * flow.c (libcall_dead_p): Be more conservative if unsure.
4044 If there are any instructions between insn and call, see if they are
4045 all dead before saying the libcall is dead.
4047 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4049 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4050 operand constraint for operand 0.
4052 2005-01-23 Richard Henderson <rth@redhat.com>
4055 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4056 edges leading to join block.
4058 2005-01-23 Roger Sayle <roger@eyesopen.com>
4060 * expmed.c (expand_mult_highpart): Make static. Change type of
4061 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4062 (expand_divmod): Updates calls to expand_mult_highpart by using
4063 gen_int_mode to pass a CONST_INT rtx.
4064 * rtl.h (expand_mult_highpart): Remove prototype.
4066 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4068 * flow.c (regset_bytes, regset_size): Remove.
4070 * cfganal.c: Fix a reference to Harvey's paper.
4072 2005-01-23 Steven Bosscher <stevenb@suse.de>
4074 PR rtl-optimization/19464
4075 * tree-optimize.c (init_tree_optimization_passes): Add one more
4076 copyrename pass just before out-of-ssa.
4078 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4081 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4082 * ggc-none.c (ggc_free): Define.
4084 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4086 * cse.c (max_reg, max_insn_uid): Remove.
4087 (cse_main): Don't access max_reg or max_insn_uid.
4089 * c-common.c (explicit_flag_signed_bitfields,
4090 lang_statement_code_p, lang_expand_function_end): Remove.
4091 * c-common.h: Remove the corresponding declarations.
4092 * c-opts.c (c_common_handle_option): Remove all write access
4093 to explicit_flag_signed_bitfields.
4095 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4096 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4097 * cgraph.h: Remove the corresponding declaration.
4099 * gcse.c (null_pointer_info): Remove.
4101 2005-01-23 Roger Sayle <roger@eyesopen.com>
4102 Eric Botcazou <ebotcazou@libertysurf.fr>
4104 * combine.c (simplify_logical): Only simplify logical expressions
4105 of the form ior(and(x,y),z) by the inverse distributive law if the
4106 result is cheaper than the original.
4108 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4110 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4111 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4112 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4113 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4114 config/freebsd-spec.h, config/arm/arm.h,
4115 config/h8300/h8300.md, config/i386/i386.md,
4116 config/i386/predicates.md, config/i386/sse.md,
4117 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4118 config/vax/vax.md: Fix comment typos. Follow spelling
4121 2005-01-23 Steven Bosscher <stevenb@suse.de>
4123 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4124 tests, instead of `less than'.
4126 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4128 * function.c (assign_parm_setup_block): When creating a new stack slot
4129 for a parameter, get its alignment from the parameter's DECL_ALIGN
4130 rather than the type's TYPE_ALIGN. Make sure that the parameter
4131 is at least word aligned.
4133 2005-01-22 Roger Sayle <roger@eyesopen.com>
4136 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4138 2005-01-22 Richard Henderson <rth@redhat.com>
4141 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4142 in both compare operands.
4143 (movdfcc_1_sse_max): Likewise.
4144 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4145 (movdfcc_1_sse): Likewise.
4146 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4147 scratch register as needed.
4149 2005-01-22 Richard Henderson <rth@redhat.com>
4151 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4153 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4155 2005-01-22 Richard Henderson <rth@redhat.com>
4157 * genopinit.c (optabs): Use smin/smax for floating point too.
4158 * doc/md.texi: Update to match. Clarify that floating point
4159 results are undefined for +0/-0 and NaN.
4160 * doc/rtl.texi: Likewise.
4161 * rtl.def (SMIN, SMAX): Likewise
4162 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4164 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4165 leading 's' to the name.
4166 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4167 smaxxf3, sminxf3): Likewise.
4168 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4171 2005-01-22 Paul Brook <paul@codesourcery.com>
4173 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4175 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4177 * config/s390/s390.c (struct processor_costs): New fields
4178 dlgr, dlr, dr, dsgfr, dsgr.
4179 (z900_cost, z990_cost): Values for new fields.
4180 (s390_rtx_costs): New cases MEM und COMPARE in switch
4181 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4182 DIV, MOD, UDIV, UMOD.
4184 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4186 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4187 into the register being decremented.
4188 ("doloop_si31", "doloop_di"): Likewise.
4189 ("*doloop_si_long"): Adapt pattern.
4191 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4193 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4195 (CLASS_MAX_NREGS): Likewise.
4197 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4199 * doc/tree-ssa.texi (Statement Operands): Add example for new
4200 must-def macro. Note deprecation of old operands interface.
4202 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4204 PR tree-optimization/19484
4205 * tree-cfg.c (remove_fallthru_edge): New function.
4206 (cleanup_control_flow): Remove fallthru edges from calls that are
4207 now known not to return.
4209 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4211 Fix PR tree-optimization/19038
4212 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4213 copies with loop variant ones.
4215 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4217 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4218 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4219 config/alpha/alpha.md, config/alpha/predicates.md,
4220 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4221 config/sparc/sol2.h: Update copyright.
4223 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4224 first label to see if it is a nonlocal label.
4226 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4227 Andrew Pinski <pinskia@physics.uc.edu>
4230 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4231 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4233 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4235 * config/rs6000/rtems.h: Update copyright.
4237 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4240 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4241 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4242 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4244 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4247 * c-typeck.c (convert_arguments): Check for error_mark_node.
4249 2005-01-21 Ian Lance Taylor <ian@airs.com>
4251 PR tree-optimization/13000
4252 * tree-inline.c: Include "tree-flow.h".
4253 (expand_call_inline): If warn_return_type, warn if non-void inline
4254 function falls through.
4255 * tree-cfg.c (execute_warn_function_return): Don't warn about
4256 control reaching end if TREE_NO_WARNING is set. Set
4258 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4260 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4261 branch if we don't need one.
4262 * c-typeck.c: Include "tree-flow.h"
4263 (c_finish_bc_stmt): Don't add a goto if the current statement
4264 list doesn't fall through to the current point.
4266 2005-01-21 Roger Sayle <roger@eyesopen.com>
4268 PR rtl-optimization/576
4269 * real.c (real_arithmetic): Change return type from void to bool
4270 to return an indication that the result may be inexact.
4271 * real.h (real_arithmeric): Update prototype.
4272 * fold-const.c (const_binop): Don't constant fold floating
4273 point expressions when the user specifies -frounding-math and
4274 the result may depend upon the run-time rounding mode.
4275 (fold_convert_const_real_from_real): Clean-up.
4276 (fold_initializer): Ignore flag_rounding_math for initializers.
4277 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4278 constant fold FP operations with flag_rounding_math if the
4279 result may depend upon the run-time rounding mode.
4281 2005-01-21 Tom Tromey <tromey@redhat.com>
4283 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4285 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4287 * tree-cfg.c: Fix comment typos.
4289 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4291 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4292 around the call to rest_of_handle_branch_target_load_optimize.
4294 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4296 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4297 (sparc64-*-openbsd*): Likewise.
4298 (sparclite-*-elf*): Include tm-dwarf2.h.
4299 (sparc86x-*-elf*): Likewise.
4300 (sparc64-*-elf*): Likewise.
4301 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4302 (DBX_DEBUGGING_INFO): Likewise.
4303 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4304 (PREFERRED_DEBUGGING_TYPE): Likewise.
4305 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4306 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4307 (PREFERRED_DEBUGGING_TYPE): Likewise.
4308 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4309 (PREFERRED_DEBUGGING_TYPE): Likewise.
4310 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4312 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4315 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4317 2005-01-20 Paul Brook <paul@codesourcery.com>
4319 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4321 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4323 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4324 label is first in a sequence of labels.
4326 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4328 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4329 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4331 * doc/sourcebuild.texi (Test Directives): New.
4333 2005-01-20 Roger Sayle <roger@eyesopen.com>
4335 * real.c (real_floor): Don't leave the result uninitialized when
4336 mode is VOIDMode, but return the unrounded intermediate value.
4337 (real_ceil): Likewise.
4339 2005-01-20 Paul Brook <paul@codesourcery.com>
4341 * config/arm/arm.md (insv): Use gen_int_mode.
4343 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4345 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4346 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4347 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4348 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4349 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4351 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4354 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4355 fbreg, so we have to assume we can't.
4356 (loc_descriptor_from_tree_1): Ditto.
4357 (containing_function_has_frame_base): New function.
4358 (add_location_or_const_value_attribute): Use it.
4359 Also try to generate a frame_base from a single element location
4362 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4364 PR tree-optimization/15349
4365 * timevar.def (TV_TREE_MERGE_PHI): New.
4366 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4368 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4369 calls to tree_forwarder_block_p.
4370 (remove_forwarder_block_with_phi, merge_phi_nodes,
4371 gate_merge_phi, pass_merge_phi): New.
4372 * tree-optimize.c (init_tree_optimization_passes): Add
4374 * tree-pass.h: Add an extern for pass_merge_phi;
4376 2005-01-20 Richard Henderson <rth@redhat.com>
4379 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4380 (_mm_castps_pd, _mm_castps_si128): New.
4381 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4383 2005-01-20 Richard Henderson <rth@redhat.com>
4386 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4387 __builtin_ia32_vec_init_v2si.
4388 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4389 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4390 (ix86_init_mmx_sse_builtins): Create it.
4391 (ix86_expand_builtin): Expand it.
4392 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4393 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4394 (vec_extractv2si_0, vec_extractv2si_1): New.
4396 2005-01-20 Richard Henderson <rth@redhat.com>
4399 * config/i386/i386.c (ix86_expand_push): New.
4400 * config/i386/mmx.md (push<MMXMODE>1): New.
4401 * config/i386/sse.md (push<SSEMODE>1): New.
4402 * config/i386/i386-protos.h: Update.
4404 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4406 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4409 2005-01-20 Richard Henderson <rth@redhat.com>
4411 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4412 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4414 2005-01-19 Richard Henderson <rth@redhat.com>
4417 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4418 to V4SFmode in SSE1 fallback load path.
4420 2005-01-19 Richard Henderson <rth@redhat.com>
4422 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4423 in QImode expansion to ix86_expand_vector_set.
4424 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4426 2005-01-19 Richard Henderson <rth@redhat.com>
4429 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4430 subclass of the input class.
4431 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4432 Always true for cross-SSE1 classes. Rationalize conditionals.
4433 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4434 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4435 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4436 (movdi_2): Add MMX/SSE zeros.
4437 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4438 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4439 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4440 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4441 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4442 (zero_extendsidi2_rex64_1): Remove.
4443 (MOV0 peephole): Check GENERAL_REG_P.
4445 2005-01-19 Richard Henderson <rth@redhat.com>
4448 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4450 (ix86_expand_vector_extract): Likewise.
4452 2005-01-19 Richard Henderson <rth@redhat.com>
4455 * expr.c (emit_move_change_mode): New argument force; use
4456 simplify_gen_subreg if true.
4457 (emit_move_via_alt_mode): Merge into ...
4458 (emit_move_via_integer): ... here.
4459 (emit_move_ccmode): Use emit_move_change_mode directly.
4461 2005-01-19 Richard Henderson <rth@redhat.com>
4464 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4465 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4466 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4468 (alpha_emit_set_const): Likewise. Make static.
4469 (alpha_emit_set_long_const): Make static.
4470 (alpha_extract_integer): Split out from alpha_expand_mov.
4471 (alpha_split_const_mov): Likewise.
4472 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4473 (alpha_legitimate_constant_p): New.
4474 * config/alpha/alpha-protos.h: Update.
4475 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4476 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4477 * config/alpha/alpha.md (movsi): Add n alternative.
4478 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4479 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4480 (splitters for all of the above): Use alpha_split_const_mov.
4481 * config/alpha/predicates.md (non_add_const_operand): New.
4482 (non_zero_const_operand): New.
4483 (input_operand): Use alpha_legitimate_constant_p after reload.
4485 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4487 PR tree-optimization/19038
4488 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4489 (add_candidate): Add ivs with increment in latch only if
4490 allow_ip_end_pos_p is true.
4491 (determine_iv_cost): Use empty_block_p.
4493 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4495 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4496 (compute_dominance_frontiers): Ditto.
4498 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4501 * config/sh/t-rtems: New.
4502 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4504 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4506 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4507 the offset of the selected field.
4509 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4511 * tree-cfg.c (remove_forwarder_block): Fix the check to
4512 prevent a nonlocal label from appearing in the middle of a
4515 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4517 PR rtl-optimization/19462
4518 * reorg.c (find_end_label): Create return insn only if
4519 current_function_epilogue_delay_list is empty.
4521 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4523 * doc/passes.texi: Remove paragraph mentioning new-ra.
4525 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4527 PR rtl-optimization/15139
4528 * combine.c: Include params.h.
4529 (count_rtxs): New function.
4530 (record_value_for_reg): If replace_rtx would replace at least
4531 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4532 (clobber (const_int 0)) instead of TEM.
4533 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4534 * params.h (MAX_LAST_VALUE_RTL): New.
4535 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4536 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4539 * c-typeck.c (digest_init): Only call build_vector if all constructor
4540 elements are *_CST nodes.
4541 * gimplify.c (gimplify_init_constructor): Likewise.
4544 * c-typeck.c (digest_init): Only call build_vector if inside_init
4547 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4549 * toplev.c (init_asm_output): Remove dead #ifdef.
4551 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4553 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4555 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4557 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4558 accessing DECL_FUNCTION_CODE.
4559 * dojump.c (do_jump): Likewise.
4560 * gimplify.c (gimplify_call_expr): Likewise.
4561 * predict.c (expr_expected_value): Likewise.
4562 (strip_builtin_expect): Likewise.
4563 * tree-inline.c (estimate_num_insns_1): Likewise.
4564 * tree-ssa-loop-im.c (stmt_cost): Likewise
4565 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4566 (tree_expr_nonnegative_p): Likewise.
4568 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4570 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4571 variant of the load_pcrel_sym pattern.
4572 * config/sparc/sparc.md (P macro): Move to the top.
4573 (load_pcrel_sym): Macroize using P.
4574 (save_register_window): Likewise.
4576 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4578 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4581 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4584 * c-typeck.c (build_asm_expr): Strip nops off
4585 input memory operands.
4587 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4589 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4590 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4591 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4592 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4594 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4597 * config/i386/i386.c (override_options): If the 80387 is disabled,
4598 then do not return FP values using FP registers.
4600 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4602 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4603 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4604 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4605 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4606 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4607 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4608 output.h, postreload-gcse.c, postreload.c, recog.c,
4609 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4610 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4611 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4612 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4613 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4614 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4615 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4616 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4618 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4619 config/alpha/alpha.c, config/arm/vfp.md,
4620 config/i386/emmintrin.h, config/i386/i386-modes.def,
4621 config/i386/i386-protos.h, config/i386/i386.h,
4622 config/i386/pmmintrin.h, config/i386/ppro.md,
4623 config/i386/predicates.md, config/i386/xmmintrin.h,
4624 config/i860/i860.c, config/ia64/ia64-modes.def,
4625 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4626 config/ia64/ia64.md, config/ia64/itanium1.md,
4627 config/ia64/itanium2.md, config/ia64/predicates.md,
4628 config/iq2000/iq2000.h, config/mips/linux64.h,
4629 config/rs6000/aix41.h, config/rs6000/aix43.h,
4630 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4631 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4632 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4633 config/sparc/linux64.h, config/sparc/litecoff.h,
4634 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4635 config/sparc/sparc.h, config/sparc/sparc.md,
4636 config/sparc/sysv4-only.h: Update copyright.
4638 2005-01-18 Richard Henderson <rth@redhat.com>
4641 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4643 2005-01-18 Marc Espie <espie@openbsd.org>
4644 * config/i386/openbsdelf.h: Typo.
4646 2005-01-18 Richard Henderson <rth@redhat.com>
4648 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4649 special case for sse.
4650 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4652 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4654 * tree-inline.c (estimate_num_insns_1): Added cases for
4655 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4657 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4659 PR rtl-optimization/19296
4660 * combine.c (simplify_comparison): Rewrite the condition under
4661 which a non-paradoxical SUBREG of a PLUS can be lifted when
4662 compared against a constant.
4664 2005-01-18 Andi Kleen <ak@muc.de>
4666 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4667 * c.opt (-Wpointer-sign): Add.
4668 * doc/invoke.texi: (-Wpointer-sign): Add.
4670 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4672 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4673 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4674 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4675 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4676 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4677 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4678 for TARGET_MIX_SSE_I387.
4679 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4680 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4681 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4682 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4683 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4684 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4685 TARGET_MIX_SSE_I387.
4686 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4689 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4692 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4693 Add movaps alternative for xmm reg->reg move.
4695 2005-01-17 Jeff Law <law@redhat.com>
4697 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4698 at the end of the main DOM loop rather than just before DOM exits.
4700 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4702 PR tree-optimization/19121
4703 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4704 adding aliases to a name tag, also add them to the pointer's
4706 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4707 sensitive alias info at all. Only check that the two pointers
4708 have compatible pointed-to sets.
4709 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4710 a pointer's type tag is a superset of the alias set of the
4713 2005-01-17 James E Wilson <wilson@specifixinc.com>
4716 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4717 comment to document why.
4719 2005-01-17 Richard Henderson <rth@redhat.com>
4721 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4722 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4723 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4724 sse2_vmsminv2df3_finite): New.
4725 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4726 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4727 Force op1 into register.
4729 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4731 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4732 bubblestrap from always rebuilding build directory.
4734 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4736 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4737 ("*cmpmem_short"): Likewise.
4739 2005-01-17 Steven Bosscher <stevenb@suse.de>
4741 * basic-block.h: Document BB_* flags.
4742 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4743 use an sbitmap instead.
4744 * sched-rgn.c (compute_trg_info): Likewise.
4746 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4748 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4749 redundant target_cpu_default and extra_parts lines. Use the default
4751 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4752 (SUBTARGET_EXTRA_SPECS): Delete.
4753 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4754 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4755 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4756 and "n32" for -mabi=n32.
4758 2005-01-17 Ian Lance Taylor <ian@airs.com>
4761 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4762 fold constant variables into initial values.
4764 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4766 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4768 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4769 through the statements backward.
4771 2005-01-17 Ian Lance Taylor <ian@airs.com>
4773 PR middle-end/13127:
4774 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4775 a variable set to the return value of the inlined function.
4777 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4779 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4780 when modes are tieable.
4782 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4784 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4785 of pthread_create to find out if threads are enabled.
4786 * gthr-posix95.h (__gthread_active_p): Likewise.
4788 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4790 * common.opt (-fnew-ra): Remove.
4792 * toplev.h (flag_new_regalloc): Remove.
4793 * Makefile.in (ra*.*): Don't mention.
4794 * passes.c (rest_of_handle_new_regalloc): Remove.
4795 (rest_of_handle_combine, rest_of_compilation): Always consider
4796 flag_new_regalloc as false.
4797 * doc/invoke.texi: Don't document -fnew-ra.
4799 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4801 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4802 last parameter to reg_scan.
4803 * loop.c (loop_optimize): Likewise.
4804 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4805 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4806 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4807 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4808 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4809 * regclass.c (reg_scan): Likewise, for the declaration.
4810 * rtl.h (reg_scan): Likewise, for the prototype.
4812 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4815 mark_dfs_back_edges.
4817 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4819 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4820 (compute_avail): Uses don't go in tmp_gen.
4822 2005-01-16 Steven Bosscher <stevenb@suse.de>
4824 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4825 loop to look for a free slot in a page entry.
4827 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4830 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4831 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4832 just before targetm.asm_out.file_end.
4833 * tree.h (process_pending_assemble_output_defs): Declare.
4834 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4836 (assemble_alias): Defer generation of assembly code for defines when
4837 TARGET_DEFERRED_OUTPUT_DEFS is true.
4838 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4839 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4840 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4842 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4845 * pa.c (pa_scalar_mode_supported_p): New function.
4846 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4847 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4849 * pa-protos.h (prefetch_operand): Delete.
4850 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4851 * pa.c (prefetch_operand): Delete.
4852 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4853 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4854 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4855 and prefetch_nocc_operand.
4856 * pa.md (prefetch): Rework to avoid reload problems handling short
4857 displacements when a cache control completer needs to be provided.
4858 (prefetch_32, prefetch_64): Delete.
4859 (prefetch_cc, prefetch_nocc): New patterns.
4861 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4863 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4865 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4868 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4869 exceeds maximum alignment for global common data.
4870 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4871 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4873 2004-01-15 Roger Sayle <roger@eyesopen.com>
4875 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4877 2004-01-15 Roger Sayle <roger@eyesopen.com>
4879 * harg-reg-set.h (reg_class_names): Prototype global array.
4880 * regclass.c (reg_class_names): Declare here and initialize to
4882 (dump_regclass): Remove local declaration of reg_class_names.
4883 (regclass): Likewise.
4884 * cfg.c (dump_flow_info): Likewise.
4885 * ra-debug.c (reg_class_names): Likewise.
4886 * regrename.c (reg_class_names): Likewise.
4887 * reload.c (reg_class_names): Likewise.
4888 * reload1.c (spill_failure): Likewise.
4889 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4891 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4893 * config/s390/s390.md ("reload_outti"): Remove predicate for
4894 output operand. Abort if operand is not a MEM.
4895 ("reload_outdi", "reload_outdf"): Likewise.
4897 2005-01-15 Marc Espie <espie@openbsd.org>
4899 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4900 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4901 * config/openbsd.h: Fix C++ includes for native configurations.
4902 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4903 Add trampoline support.
4904 * config/i386/openbsdelf.h: New.
4906 2005-01-15 Marc Espie <espie@openbsd.org>
4908 * collect2.c (main): Explicitly parse -dynamic-linker option.
4910 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4912 PR tree-optimization/19060
4913 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4914 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4915 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4916 and handle extract_range_from_cond returning false.
4917 * fold-const.c (fold): Optimize comparisons with min/max even for
4918 width > HOST_BITS_PER_WIDE_INT.
4920 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4922 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4923 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4924 Remove little endian multilib variants.
4925 Add mips32 multilib variant.
4927 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4929 * explow.c (copy_all_reg, stabilize): Remove.
4930 * expr.h: Remove the corresponding prototypes.
4932 * rtlanal.c (regs_set_between_p): Remove.
4933 * rtl.h: Remove the corresponding prototype.
4935 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4937 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4938 to rs6000_nonimmediate_operand.
4939 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4940 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4941 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4942 rs6000_nonimmediate_operand.
4943 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4944 rs6000_nonimmediate_operand.
4946 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4948 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4950 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4952 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4954 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4955 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4957 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4958 (rs6k_nonimmediate_operand): New.
4959 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4961 (legitimate_lo_sum_address_p): Same.
4962 (rs6000_legitimize_address): Same.
4963 (rs6000_legitimize_reload_address): Same.
4964 (rs6000_legitimate_address): Same.
4965 (spe_build_register_parallel): Pass DF and DC modes in a DI
4968 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4969 to rs6k_nonimmediate_operand.
4971 * config/rs6000/spe.md ("*frob_df_di"): New.
4972 ("*frob_di_df"): New.
4973 ("*frob_di_df_2"): New.
4974 ("*mov_sidf_e500_subreg0"): New.
4975 ("*mov_sidf_e500_subreg4"): New.
4976 ("*movdf_e500_double"): Change predicate to
4977 rs6k_nonimmediate_operand.
4979 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4981 * postreload.c (move2add_note_store): Only call
4982 trunc_int_for_mode on scalar integers.
4984 2005-01-14 Steven Bosscher <stevenb@suse.de>
4986 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4987 replace BB_VISITED uses.
4988 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4989 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4990 (tree_dce_done): Free visited_control_parents.
4991 (perform_tree_ssa_dce): Allocate and clear it.
4992 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4993 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4994 instead of BB_VISITED.
4996 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4998 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4999 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5000 Remove unused prototypes.
5002 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5004 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5005 64-bit register usage.
5006 (spe_func_has_64bit_regs_p): Add FIXME note.
5008 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5010 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5011 flag_finite_math_only with flag_unsafe_math_optimizations.
5013 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5015 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5017 (__tpf_eh_return): Copy TPF private stack area from the module
5018 boundary stack frame. Add check for when module addresses are
5019 equal, but no stub address is found.
5021 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5024 * arm.h (struct machine_function): Add call_via field.
5025 (thumb_call_via_label): Declare.
5026 * arm.c (thumb_call_via_label): New variable.
5027 (thumb_call_reg_needed): New variable.
5028 (arm_output_function_epilogue): For Thumb code, output any per-function
5029 call-indirect trampolines.
5030 (thumb_call_via_reg): New function.
5031 (arm_file_end): New function.
5032 (TARGET_ASM_FILE_END): Call arm_file_end.
5033 (aof_file_end): Likewise.
5034 * arm-protos.h (thumb_call_via_reg): Declare.
5035 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5036 thumb_call_via_reg in normal case.
5038 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5041 PR rtl-optimization/19348
5042 * recog.c (peephole2_optimize): Do global life update if some peephole
5043 decides it doesn't need at least one of its inputs and that change
5044 influences liveness at the start of the basic block.
5046 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5047 arguments instead of 1.
5049 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5052 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5053 zero for nested functions needing a static chain or functions
5054 with a non-constant address.
5056 2005-01-13 Roger Sayle <roger@eyesopen.com>
5058 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5059 (and (sign_extend X) C) into (zero_extend (and X C)).
5061 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5063 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5065 2005-01-13 Richard Henderson <rth@redhat.com>
5070 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5071 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5072 not just TARGET_SSE.
5073 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5074 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5075 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5076 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5077 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5078 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5079 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5080 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5081 (movdicc_c_rex64): Rename with '*'.
5082 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5083 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5084 (movsfcc_1_387): Rename from movsfcc_1.
5085 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5086 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5087 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5088 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5089 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5090 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5091 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5092 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5093 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5094 sse_movdfcc_const0_4): Remove.
5095 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5096 recognize min/max early. Update for changed sse cmove patterns.
5097 (ix86_split_sse_movcc): New.
5098 * config/i386/i386-protos.h: Update.
5100 2005-01-13 Steven Bosscher <stevenb@suse.de>
5102 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5103 (fix_stmt_v_may_defs): Likewise.
5105 2005-01-13 Richard Henderson <rth@redhat.com>
5107 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5108 for converting the mask.
5110 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5112 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5115 2005-01-13 Richard Henderson <rth@redhat.com>
5117 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5118 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5119 IX86_BUILTIN_MOVDQ2Q): Remove.
5120 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5121 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5122 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5124 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5125 (sse2_pextrw): Fix immediate constraint.
5126 (sse2_loadq, sse2_loadq_rex64): Remove.
5127 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5128 Use __builtin_ia32_vec_ext_<size>.
5129 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5131 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5133 * function.c (assign_parm_setup_block): Look inside original
5134 entry_parm when inspecting PARALLEL.
5136 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5137 Joel Sherrill <joel@oarcorp.com>
5140 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5141 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5142 rtems_gxx_recursive_mutex_init.
5143 (__gthread_recursive_mutex_lock): New function.
5144 (__gthread_recursive_mutex_trylock): Likewise.
5145 (__gthread_recursive_mutex_unlock): Likewise.
5147 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5149 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5151 2005-01-13 Jan Beulich <jbeulich@novell.com>
5153 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5154 (ashrti3_internal): Indicate output is early clobber. Generate result
5155 into output rather than first input. Use move for low word of output
5156 if shift count is exactly 64.
5157 (lshrti3_internal): Likewise.
5159 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5163 * reload1.c (delete_output_reload): Don't delete an output reload
5164 if the pseudo lives longer than a single basic block. Adjust and
5165 improve wording of comment.
5167 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5170 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5171 of TYPE_SIZE where we mean the number of bytes.
5173 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5175 * function.c (assign_parm_setup_block): Relax condition on
5176 multi-register optimization.
5178 2005-01-12 Nick Clifton <nickc@redhat.com>
5180 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5181 an "in_delay_slot" attribute of "no" to prevent them being used in
5182 delay slots. This is forbidden because they might generate
5185 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5188 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5191 2005-01-12 Nick Clifton <nickc@redhat.com>
5193 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5194 passed on to GAS) but do not define, as GAS no longer supports or
5195 needs the -m2000 option.
5197 2005-01-11 Roger Sayle <roger@eyesopen.com>
5199 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5200 type as args of unprototyped builtins aren't automatically promoted.
5201 (fold_builtin_abs): Likewise.
5203 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * Makefile.in: Set a `build-warn' variable.
5207 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5209 PR tree-optimization/17949
5210 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5211 (find_interesting_uses_address): Use it.
5213 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5215 * regrename.c (kill_value): Handle subreg's that won't simplify.
5217 2005-01-11 Richard Henderson <rth@redhat.com>
5220 * config/i386/i386.h (enum ix86_builtins): Move ...
5221 * config/i386/i386.c: ... here.
5222 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5223 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5224 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5225 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5226 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5227 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5228 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5229 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5230 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5231 IX86_BUILTIN_LOADDDUP): Remove.
5232 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5233 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5234 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5235 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5236 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5237 (ix86_init_builtins): Make static.
5238 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5239 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5240 if all the modes match. Otherwise, fake it.
5241 (get_element_number, ix86_expand_vec_init_builtin,
5242 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5243 (ix86_expand_builtin): Make static. Update for changed builtins.
5244 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5245 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5246 (ix86_expand_vector_init_duplicate): New.
5247 (ix86_expand_vector_init_low_nonzero): New.
5248 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5249 Split out from ix86_expand_vector_init; handle integer modes.
5250 (ix86_expand_vector_init): Use them.
5251 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5252 * config/i386/i386-protos.h: Update.
5253 * config/i386/predicates.md (reg_or_0_operand): New.
5254 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5255 (movv2sf_internal): Likewise. And a splitter to match them all.
5256 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5257 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5258 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5259 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5260 (mmx_pinsrw): Fix operand ordering.
5261 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5262 rather than sse_loadss expander.
5263 (movv2df splitter): Similarly.
5264 (sse_loadss, sse_loadlss): Remove.
5265 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5266 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5267 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5268 (sse3_movddup): Rename with '*'.
5269 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5270 (sse2_loadsd): Remove.
5271 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5272 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5273 (sse2_pinsrw): Fix argument ordering.
5274 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5275 (sse2_stored): Remove 'r' destination.
5276 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5277 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5278 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5279 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5280 vec_extractv16qi, vec_initv16qi): New.
5282 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5283 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5284 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5286 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5287 (_mm_load_si128, _mm_store_si128): Likewise.
5288 (_mm_load1_pd): Use _mm_set1_pd.
5289 (_mm_load_sd): Use _mm_set_sd.
5290 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5291 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5292 (_mm_set_epi64): Use _mm_set_epi64x.
5293 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5294 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5295 _mm_setr_epi8): Use _mm_set_foo form.
5296 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5297 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5298 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5299 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5300 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5301 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5302 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5303 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5304 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5305 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5306 (_mm_movedup_pd): Use _mm_shuffle_pd.
5307 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5308 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5309 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5310 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5312 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5313 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5314 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5315 (_mm_store_ps): Use raw dereference.
5316 (_mm_store1_ps): Use _mm_storeu_ps.
5317 (_mm_storer_ps): Use _mm_store_ps.
5318 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5319 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5321 2005-01-11 Stan Shebs <shebs@apple.com>
5323 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5324 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5326 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5329 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5330 Skip all DECLs except for FIELD_DECLs.
5332 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5334 * config/s390/s390.c (override_options): Return error if
5335 -mbackchain, -mpacked-stack and -mhard-float are used together.
5336 (s390_va_start): Remove the backchain && packed-stack special case.
5337 (s390_gimplify_va_arg): Likewise.
5338 * doc/invoke.texi: Remove the ABI incompatibility note.
5340 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5342 * config/s390/s390.c (struct s390_frame_layout): Remove
5344 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5345 save_backchain_p with TARGET_BACKCHAIN.
5347 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5350 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5351 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5352 * function.c (locate_and_pad_parm): Set new field.
5353 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5354 Tweak where_pad test to include "none". Always set mem align for
5356 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5357 not sufficient for type.
5358 (assign_parm_setup_block): If stack_parm is zero on entry, always
5359 make a new stack local. Block move old stack parm if necessary
5360 to new aligned stack local.
5361 (assign_parm_setup_stack): Use a block move to handle
5362 potentially misaligned entry_parm.
5363 (assign_parms_unsplit_complex): Specify required alignment when
5364 creating stack local.
5365 * calls.c (compute_argument_addresses): Override alignment of stack
5366 arg calculated from its type with the alignment given by
5367 FUNCTION_ARG_BOUNDARY.
5368 (store_one_arg): Likewise.
5370 2005-01-11 Jan Beulich <jbeulich@novell.com>
5372 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5373 Change respective itanium_class attribute to ialu.
5374 (shladdp4_internal): New.
5375 * config/ia64/predicates.md (shladd_log2_operand): New.
5377 2005-01-11 Richard Henderson <rth@redhat.com>
5379 * expr.c (store_constructor): Use rtvec_alloc instead of
5380 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5382 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5384 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5386 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5388 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5389 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5390 (TARGET_RWRELOC): Define.
5391 (ia64_rwreloc_section_type_flags): Delete.
5392 (ia64_section_type_flags): New function.
5393 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5394 (TARGET_RWRELOC): Define.
5396 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5399 * config/ia64/ia64.c (process_set): For alloc insn, only call
5400 process_epilogue is !frame_pointer_needed.
5402 2005-01-10 Roger Sayle <roger@eyesopen.com>
5405 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5406 unary operator and can't be treated as a binary/comparison operator.
5408 2005-01-10 Richard Henderson <rth@redhat.com>
5410 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5411 (ix86_return_in_memory): Likewise.
5412 (function_arg_advance): Likewise. Mirror structure in function_arg
5413 for choosing register to advance.
5415 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5417 * tree-vectorizer.c, tree.def: Fix comment typos.
5419 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5421 * config/s390/s390.c (struct processor_costs): 4 new fields:
5422 ddbr, ddr, debr, der.
5423 (s390_rtx_costs): More precise handling of divide instructions.
5425 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5427 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5429 2005-01-10 Jan Beulich <jbeulich@novell.com>
5431 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5432 names resulting from -ffunction-sections/-fdata-sections and linkonce
5434 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5435 based on the section name. Rearrange the section name comparison logic
5436 slightly so that each section name is compared against at most once.
5438 2005-01-10 Ben Elliston <bje@au.ibm.com>
5440 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5441 targets for which -fPIC reduces limitations on the GOT size.
5443 2005-01-09 Falk Hueffner <falk@debian.org>
5445 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5448 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5451 * collect2.c (main): Set aixrtl_flag for -brtl option.
5452 (resolve_lib_name): Search for .so file extension before .a
5455 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5457 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5458 (vect_analyze_data_refs_alignment): Add dump prints.
5460 2005-01-09 Ira Rosen <irar@il.ibm.com>
5462 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5463 expr_invariant_in_loop_p.
5464 Initialize outputs first thing in the function.
5465 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5466 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5467 (vect_analyze_pointer_ref_access): Check that the initial condition of
5468 the access function is loop invariant.
5470 2005-01-09 Richard Henderson <rth@redhat.com>
5472 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5473 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5474 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5475 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5476 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5477 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5478 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5479 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5480 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5481 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5482 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5483 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5484 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5485 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5486 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5487 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5488 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5489 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5490 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5491 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5492 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5493 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5494 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5496 (mmx_clrdi, pavgusb): Remove.
5497 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5498 with leading sse_ prefix.
5499 * config/i386/sse.md: Receive them.
5500 * config/i386/mmx.md: New file.
5501 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5502 (subrv2sf3): Turn into expander for normal subtraction.
5503 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5504 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5505 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5506 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5507 commutative; use ix86_binary_operator_ok.
5508 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5509 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5510 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5511 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5512 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5513 Macroize from existing patterns; use ix86_binary_operator_ok.
5514 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5515 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5516 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5517 with vec_select+vec_concat.
5518 (mmx_pshufw, mmx_pshufw_1): Likewise.
5519 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5520 (mmx_uavgv4hi3): Model correctly.
5521 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5522 _mm_xor_si64): Remove casts.
5524 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5526 PR tree-optimization/19224
5527 * tree-scalar-evolution.c (get_instantiated_value,
5528 set_instantiated_value): New functions.
5529 (instantiate_parameters_1): Cache the results.
5530 (instantiate_parameters, resolve_mixers): Initialize and free
5533 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5535 * config/i386/i386.md (addhi_4): Correct reference in comment.
5538 2005-01-08 Richard Henderson <rth@redhat.com>
5540 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5541 (_mm_cvtsi128_si64x): Likewise.
5542 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5543 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5544 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5545 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5546 * config/i386/i386-protos.h: Update.
5547 * config/i386/i386.c (print_operand): Add 'H'.
5548 (ix86_fixup_binary_operands): Split out from ...
5549 (ix86_expand_binary_operator): ... here.
5550 (ix86_fixup_binary_operands_no_copy): New.
5551 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5552 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5553 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5554 (safe_vector_operand): Use CONST0_RTX.
5555 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5556 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5557 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5558 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5560 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5561 (IX86_BUILTIN_CMPNGESS): New.
5562 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5563 (attr type): Add sselog1.
5564 (attr unit, attr memory): Handle it.
5565 (movti, movti_internal, movti_rex64): Move near other integer moves.
5566 (movtf, movtf_internal): Move near other fp moves.
5567 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5568 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5569 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5570 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5571 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5572 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5573 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5574 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5575 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5576 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5577 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5578 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5579 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5580 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5581 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5582 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5583 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5584 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5585 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5586 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5587 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5588 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5589 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5590 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5591 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5592 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5593 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5594 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5595 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5596 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5597 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5598 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5599 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5600 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5601 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5602 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5603 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5604 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5605 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5606 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5607 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5608 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5609 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5610 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5612 (SSEPUSH, push<SSEPUSH>): Remove.
5613 (MMXPUSH, push<MMXPUSH>): Remove.
5614 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5615 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5616 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5617 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5618 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5619 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5620 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5621 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5622 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5623 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5624 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5625 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5626 (ppro_sse_log_V4SF): Handle sselog1.
5627 * config/i386/predicates.md (const_0_to_1_operand): New.
5628 (const_0_to_255_mul_8_operand): New.
5629 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5630 (const_2_to_3_operand, const_4_to_7_operand): New.
5631 * config/i386/sse.md: New file.
5632 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5633 (sse_movups): Rename from sse_movups_1.
5634 (sse_loadlss): Rename from sse_loadss_1.
5635 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5637 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5638 (absv4sf2, negv2df, absv2df): New.
5639 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5640 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5641 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5642 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5643 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5644 (sse3_addsubv4sf3): Model correctly.
5645 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5646 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5647 (sse_movhlps): Model with vec_select+vec_concat.
5648 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5649 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5650 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5651 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5652 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5653 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5654 sse2_pshufhw_1): Likewise.
5655 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5656 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5657 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5658 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5659 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5660 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5661 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5662 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5663 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5664 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5665 sminv8hi3): Mark commutative
5666 operands. Use ix86_binary_operator_ok.
5667 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5668 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5669 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5670 sse2_punpcklqdq): Allow operand2 in memory.
5671 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5672 sse2_movsd): Add memory alternatives.
5673 (sse_storelps): Turn expander into an insn; split after reload.
5674 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5675 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5677 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5679 * configure.ac (DWARF-2 debug_line): Use objdump.
5680 * configure: Regenerate.
5682 2005-01-08 Jeff Law <law@redhat.com>
5683 Diego Novillo <dnovillo@redhat.com>
5685 PR tree-optimization/18241
5686 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5687 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5688 statements with volatile operands.
5689 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5690 operands after marking a statement with has_volatile_ops.
5692 2005-01-08 Roger Sayle <roger@eyesopen.com>
5694 * tree.c (int_fits_type_p): Always honor integer constant
5695 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5697 2005-01-08 Roger Sayle <roger@eyesopen.com>
5699 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5700 the latent bug in rtl_delete_block has been resolved.
5702 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5704 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5705 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5707 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5709 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5710 library as @multilib_dir@/$(SHLIB_SONAME).
5712 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5714 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5715 * configure: Regenerate.
5717 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5719 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5722 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5725 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5726 Convert non-word aligned offset address using ld/std into
5729 2005-01-07 Richard Henderson <rth@redhat.com>
5731 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5733 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5735 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5737 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5739 PR tree-optimization/19283
5740 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5741 is not shorter than the original type.
5743 PR rtl-optimization/19012
5744 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5746 PR rtl-optimization/18861
5747 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5748 (FULL_STATE): Define.
5749 (mark_tablejump_edge): New function.
5750 (purge_dead_tablejump_edges): New function.
5751 (find_bb_boundaries): Use it.
5753 PR tree-optimization/18828
5754 * builtins.c (expand_builtin_next_arg): Remove argument and all
5755 the argument checking.
5756 (expand_builtin): Adjust caller.
5757 (expand_builtin_va_start): Likewise. Remove error for too many
5759 (fold_builtin_next_arg): Issue error for too many arguments.
5760 After checking arguments, replace them with magic arguments that
5761 prevent further checking of the args.
5763 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5765 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5767 2005-01-06 Roger Sayle <roger@eyesopen.com>
5770 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5771 and %{.S:...} (and their negative variants) to test whether the
5772 input file is assembler or pre-processed-assembler independent of
5773 the actual filename extension.
5775 2005-01-06 Roger Sayle <roger@eyesopen.com>
5777 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5778 of sign or zero extended values.
5780 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5782 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5783 for IBM long double format correctly.
5785 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5787 Fix PR tree-optimization/18792
5789 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5790 to first_loop_depth, and use loop depth instead of loop number.
5791 (build_classic_dir_vector): Ditto.
5792 (compute_data_dependences_for_loop): Use depth, not loop number.
5793 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5794 number. Pass in loops, instead of loop numbers.
5795 (gather_interchange_stats): Ditto.
5796 (linear_transform_loops): Ditto.
5798 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5801 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5802 biv_fits_mode_p, extension_within_bounds_p): New functions.
5803 (check_ext_dependent_givs): Use them.
5805 2005-01-06 Roger Sayle <roger@eyesopen.com>
5807 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5808 more than one barrier, in which case we should delete them all.
5810 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5812 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5814 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5816 Fix PR middle-end/19286
5818 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5819 output this subprogram, simply ignore this attempt to do it again.
5820 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5821 origin attribute if it's not possible.
5822 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5823 (decls_for_scope): Ditto.
5824 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5825 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5827 2005-01-05 Richard Henderson <rth@redhat.com>
5830 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5831 (bdesc_2arg): Use it.
5832 (ix86_expand_binop_builtin): Force operands into registers
5834 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5835 ix86_expand_sse_compare, ix86_expand_sse_comi,
5836 ix86_expand_builtin): Likewise.
5838 2005-01-05 Richard Henderson <rth@redhat.com>
5840 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5842 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5843 (mulv4hi3): Set itanium_class mmmul.
5844 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5845 (fpack): Rename from fpack_sfsf.
5847 2005-01-05 Richard Henderson <rth@redhat.com>
5850 * reload1.c (do_input_reload): Restrict the optimization deleteing
5851 a previous output reload to RELOAD_FOR_INPUT.
5853 2005-01-05 Steven Bosscher <stevenb@suse.de>
5855 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5856 comment that we fall through after case.
5857 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5858 (distribute_links): Likewise.
5859 * cse.c (cse_insn): Likewise.
5860 * cselib.c (cselib_invalidate_mem): Likewise.
5861 * df.c: Update comments at the top of the file.
5862 (read_modify_subreg_p): Update comments here too.
5863 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5864 * flow.c (mark_set_1): Likewise.
5865 (mark_used_regs): Likewise.
5866 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5867 (canon_list_insert): Likewise.
5868 (mark_set): Likewise.
5869 (try_replace_reg): Likewise.
5870 (store_killed_in_insn): Likewise.
5871 * loop.c (count_one_set): Likewise.
5872 (basic_induction_var): Likewise.
5873 * postreload-gcse.c (find_mem_conflicts): Likewise.
5874 * postreload.c (reload_combine_note_store): Likewise.
5875 (move2add_note_store): Likewise.
5876 * reload.c (find_equiv_reg): Likewise.
5877 (mark_referenced_resources): Likewise.
5878 * rtlanal.c (set_noop_p): Likewise.
5879 (note_stores): Likewise.
5880 (note_uses): Likewise.
5881 * sched-deps.c (sched_analyze_1): Likewise.
5882 * sched-rgn.c (check_live_1): Likewise.
5883 (update_live_1): Likewise.
5884 * config/i860/i860.c: Likewise.
5886 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5888 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5890 * doc/rtl.texi: Update documentation for bit-fields and SET.
5892 2005-01-05 Roger Sayle <roger@eyesopen.com>
5894 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5896 2005-01-05 Jan Hubicka <jh@suse.cz>
5897 Richard Henderson <rth@redhat.com>
5900 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5903 2005-01-05 Richard Henderson <rth@redhat.com>
5906 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5907 (sse_shufps): Change operand 3 to const_int_operand.
5908 (sse2_storelps): Fix typo in template.
5909 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5910 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5911 (ix86_expand_builtin): Likewise.
5913 2005-01-05 Julian Brown <julian@codesourcery.com>
5915 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5916 as aggregates for AAPCS ABIs.
5918 2005-01-05 Stan Shebs <shebs@apple.com>
5920 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5921 Mach-O getters if ppc64.
5922 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5924 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5925 signed four-byte field for global code case.
5926 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5928 2005-01-05 Roger Sayle <roger@eyesopen.com>
5931 * c-common.c: Include real.h.
5932 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5933 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5934 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5935 * Makefile.in (c-common.o): Update dependencies.
5937 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5939 * c-parse.in (asm_string): Add trailing semicolon.
5941 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5943 * c-parse.in (asm_string): New. Don't allow wide strings in
5945 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5946 asm_string instead of STRING.
5948 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5950 * c-typeck.c (constructor_no_implicit): Remove.
5951 (set_designator, process_init_element): Don't check
5952 constructor_no_implicit.
5954 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5955 Kaz Kojima <kkojima@gcc.gnu.org>
5958 * lcm.c (create_pre_exit): New.
5959 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5960 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5962 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5964 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5965 -msoft-float in target_float_switch.
5966 * arm.c (arm_override_options): Fix processing of target_float_switch.
5968 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5970 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5973 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5975 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5976 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5978 2005-01-04 Roger Sayle <roger@eyesopen.com>
5980 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5981 if deleting the then-block allows the test-block to fallthru to the
5984 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5987 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5988 after the full declaration if the are in two different TUs.
5990 2005-01-04 Richard Henderson <rth@redhat.com>
5993 * tree-sra.c (generate_one_element_init): Just
5994 call gimplify_and_add.
5995 (generate_element_init): Record the
5996 new referenced variables and mark them for renaming
5997 and split out to ...
5998 (generate_element_init_1): This.
5999 (scalarize_init): Don't call push_gimplify_context/
6000 pop_gimplify_context.
6002 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6004 * toplev.c (get_src_pwd): Handle failure of getpwd().
6006 2005-01-04 Roger Sayle <roger@eyesopen.com>
6008 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6010 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6011 all the cases handled by it are inverted by invert_truthvalue.
6013 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6015 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6016 (save_register_windowsi): Likewise.
6018 2005-01-04 Richard Henderson <rth@redhat.com>
6020 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6022 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6025 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6026 any simplifications of vector mode comparison operators.
6027 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6029 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6030 Devang Patel <dpatel@apple.com>
6032 PR tree-optimization/18308
6033 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6034 the operands before creating a new expression.
6035 * dojump.c (do_jump): Make drop_through_label available
6036 for all cases. Add expansion of COND_EXPR.
6038 2005-01-04 Ira Rosen <irar@il.ibm.com>
6040 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6041 INTEGER_CST instead of TREE_CONSTANT.
6042 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6043 instead of TREE_CONSTANT.
6044 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6045 instead of TREE_CONSTANT.
6047 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6049 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6051 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6054 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6055 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6057 2005-01-03 Richard Henderson <rth@redhat.com>
6059 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6060 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6061 fold_convert_const_real_from_real): Split out from ...
6062 (fold_convert_const): ... here.
6064 2005-01-03 Richard Henderson <rth@redhat.com>
6067 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6068 (mov<MMXMODEI>_internal): Likewise.
6069 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6070 Add V2SF case; use it for SSE1; don't use TI.
6071 (movdf_integer): Likewise.
6072 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6074 2005-01-03 Ira Rosen <irar@il.ibm.com>
6076 * tree-vectorizer.c (vect_strip_conversions): New function.
6077 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6078 check for binary class.
6080 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6084 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6086 * gimple-low.c (mark_blocks_with_used_vars): New function.
6087 (mark_blocks_with_used_subblocks): Ditto.
6088 (mark_used_blocks): Ditto.
6089 (pass_mark_used_blocks): New pass.
6090 * tree-inline.c: Include debug.h.
6091 (expand_call_inline): Call outlining_inline_function here.
6092 * tree-optimize.c (init_tree_optimization_passes): Add
6093 pass_mark_used_blocks.
6094 * tree-pass.h (pass_mark_used_blocks): New.
6095 * Makefile.in (tree-inline.o): Add debug.h dependency.
6097 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6099 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6100 VAR_DECLs to have weak_import attribute.
6102 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6105 2004-01-03 Steven Bosscher <stevenb@suse.de>
6107 * passes.c (rest_of_compilation): Don't run regmove if only
6108 flag_expensive_optimizations, require flag_regmove instead.
6110 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6112 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6114 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6115 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6116 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6117 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6119 2005-01-03 Richard Henderson <rth@redhat.com>
6121 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6122 (ia64_const_ok_for_letter_p): New.
6123 (ia64_const_double_ok_for_letter_p): New.
6124 (ia64_extra_constraint): New.
6125 (ia64_expand_vecint_compare): New.
6126 (ia64_expand_vcondu_v2si): New.
6127 (ia64_expand_vecint_cmov): New.
6128 (ia64_expand_vecint_minmax): New.
6129 (ia64_print_operand): Add 'v'.
6130 (ia64_preferred_reload_class): New.
6131 (ia64_vector_mode_supported_p): New.
6132 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6133 (PREFERRED_RELOAD_CLASS): Move to function.
6134 (CONST_OK_FOR_LETTER_P): Move to function.
6135 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6136 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6137 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6138 (EXTRA_CONSTRAINT): Move to function.
6139 * config/ia64/ia64.md: Include vect.md.
6140 (itanium_class): Add mmalua.
6142 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6144 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6145 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6147 (const_int_2bit_operand): New.
6148 (fr_reg_or_0_operand): New.
6149 * config/ia64/ia64-modes.def: Add vector modes.
6150 * config/ia64/ia64-protos.h: Update.
6151 * config/ia64/vect.md: New file.
6153 2005-01-03 Richard Henderson <rth@redhat.com>
6155 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6157 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6160 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6162 (log1pdf2): Change mode of operands[0,1] to DFmode.
6164 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6166 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6167 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6168 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6169 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6170 SPARC_RELAXED_ORDERING.
6172 2005-01-03 Richard Henderson <rth@redhat.com>
6173 Uros Bizjak <uros@kss-loka.si>
6176 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6177 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6178 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6180 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6181 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6182 const_pow2_1_to_128_operand): New predicates.
6184 2005-01-02 Greg McGary <greg@mcgary.org>
6186 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6188 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6189 object. [ptr_type]: Remove unused variable.
6190 Remember nearest addressable array-element or record-component
6191 when checking bitfield components. Tolerate empty BIND_EXPR.
6193 2005-01-01 Richard Henderson <rth@redhat.com>
6195 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6196 that don't narrow the value. Fail for other conversions.
6198 2005-01-01 Richard Henderson <rth@redhat.com>
6201 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6202 * c-lang.c (finish_file): Don't do it here.
6203 * objc/objc-act.c (objc_finish_file): Likewise.
6205 * cgraph.c (decl_assembler_name_equal): New.
6206 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6207 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6208 * cgraph.h (struct cgraph_varpool_node): Add next.
6209 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6210 * varasm.c (assemble_alias): Mark the target as needed.
6212 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6215 * function.c (get_arg_pointer_save_area): Use entry_of_function
6216 instead of get_insns.
6218 2005-01-01 Roger Sayle <roger@eyesopen.com>
6219 Andrew Pinski <pinskia@physics.uc.edu>
6220 James E. Wilson <wilson@specifixinc.com>
6222 PR rtl-optimization/12092
6223 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6226 2005-01-01 Roger Sayle <roger@eyesopen.com>
6227 Olivier Hainque <hainque@act-europe.fr>
6229 * tree.c (int_fits_type_p): A narrower type always fits in a
6230 wider one, except for negative values into unsigned types.
6232 2005-01-01 Roger Sayle <roger@eyesopen.com>
6234 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6235 with the original constant rather than require TREE_OVERFLOW.
6237 2005-01-01 Steven Bosscher <stevenb@suse.de>
6240 * c-decl.c (finish_function): If compiling C99, annotate the
6241 compiler generated return with the current file name and line 0.
6242 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6243 the source line is greater than 0.
6244 (remove_bb): Likewise.
6246 See ChangeLog.12 for earlier changes.
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