1 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
3 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
5 * gimplify.c (gimplify_cond_expr): No need to fix up the
8 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
10 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
13 2005-06-07 Geoffrey Keating <geoffk@apple.com>
15 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
16 'stwux' instructions that are considered to be stack decrements.
18 * rtlanal.c (subreg_offset_representable_p): Handle objects
21 2005-06-06 Uros Bizjak <uros@kss-loka.si>
23 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
24 in call to pre_edge_lcm.
26 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
28 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
29 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
30 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
32 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
33 dwarf register number for SHmedia.
34 (shmedia_fallback_frame_state): New.
35 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
37 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
39 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
41 * c-lex.c (lex_string): Use XOBFINISH.
42 * collect2.c (extract_string, dump_file): Likewise.
43 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
44 * gcc.c (init_spec, build_search_list, convert_filename,
45 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
46 * genpreds.c (write_predicate_subfunction): Likewise.
47 * genflags.c (main): Likewise.
48 * read-rtl.c (mode_attr_index, apply_macro_to_string,
49 join_c_conditions, read_quoted_string, read_braced_string,
50 read_rtx_1): Likewise.
51 * stringpool.c (ggc_alloc_string): Likewise.
52 * tlink.c (obstack_fgets, recompile_files): Likewise.
54 2005-06-06 Jakub Jelinek <jakub@redhat.com>
56 * intl.h (G_): New macro.
57 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
58 instead of msgid for argument name.
59 * tree-ssa.c (warn_uninit): Likewise.
60 * c-parser.c (c_parser_error): Likewise.
61 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
62 * config/darwin-c.c (BAD): Likewise.
63 * config/c4x/c4x-c.c (BAD): Likewise.
64 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
65 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
66 * c-common.c (c_parse_error): Likewise.
67 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
68 warning0, pedwarn, error, sorry, fatal_error, internal_error):
70 (fnotice): Use cmsgid instead of msgid for argument name.
71 * gcov.c (fnotice): Likewise.
72 * protoize.c (notice): Likewise.
73 * final.c (output_operand_lossage): Likewise.
74 * gcc.c (fatal, notice): Likewise.
75 (error): Use gmsgid instead of msgid for argument name.
76 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
77 of msgid for argument name.
78 (error): Use gmsgid instead of msgid for argument name.
79 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
81 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
82 * tree-inline.c (inline_forbidden_p_1): Likewise.
83 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
84 conventions for marking translations.
85 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
87 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
90 * fold-const.c (operand_equal_p): Don't return 1, if element
91 chains for 2 VECTOR_CSTs are not the same length.
94 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
95 not all VECTOR_CST elements are given.
97 * combine.c (try_combine): Use hard_regno_nregs array instead of
98 HARD_REGNO_NREGS macro.
99 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
100 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
101 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
103 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
105 * tree-ssa-reassoc.o: New.
106 (OBJS-common): Add tree-ssa-reassoc.o
107 * timevar.def: Add TV_TREE_REASSOC
108 * tree-optimize.c (pass_reassoc): Add call.
109 * tree-pass.h (pass_reassoc): Add.
110 * tree-ssa-reassoc.c: New file.
112 2005-06-06 Eric Christopher <echristo@redhat.com>
115 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
117 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
119 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
120 HAVE_GAS_MAX_SKIP_P2ALIGN.
121 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
123 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
125 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
127 (mips-tdump.o): Likewise.
129 2005-06-06 Jan Hubicka <jh@suse.cz>
131 * predict.c (tree_predict_edge): Don't drop useless predictions;
132 check that it is not called too late in the game.
133 (gate_estimate_probability): New gate.
134 (pass_profile): Gate.
135 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
136 predictions; update CFG instead.
137 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
139 2005-06-06 Jie Zhang <jie.zhang@analog.com>
141 * config.gcc (bfin*-uclinux*): New.
142 * config/bfin/uclinux.h: New file.
144 2005-06-06 Ben Elliston <bje@au.ibm.com>
146 * doc/md.texi (Insn Splitting): Fix some wording.
148 2005-06-05 David Edelsohn <edelsohn@gnu.org>
150 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
151 (rs6000_emit_swdivdf): New function.
152 * config/rs6000/rs6000.md (fres): New pattern.
153 (divsf3): Add approximation through rs6000_emit_swdivsf.
155 (divdf3): Add approximation through rs6000_emit_swdivdf.
156 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
157 (rs6000_emit_swdivdf): Declare.
158 * config/rs6000/rs6000.opt (mswdiv): New option.
159 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
161 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
163 PR tree-optimization/21846
164 * tree-cfg.c (replace_uses_by): Update information stored at loops.
165 * tree-flow.h (substitute_in_loop_info): Declare.
166 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
167 Ensure that chrec_dont_know and chrec_known have a type.
168 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
170 2005-06-05 Steven Bosscher <stevenb@suse.de>
172 * config/i386/i386.c (x86_use_loop): Remove.
173 * config/i386/i386.h (x86_use_loop): Remove extern decl.
174 (TARGET_USE_LOOP): Remove.
175 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
176 Also remove related define_splits.
178 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
180 * tree-flow.h (stmt_ann_d): Move aux to ...
181 (tree_ann_common_d): ... here.
182 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
183 move_computations_stmt, schedule_sm): Update references to
185 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
186 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
187 call to set_stmt_info.
188 (vect_transform_loop): Likewise.
189 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
192 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
194 (vect_mark_relevant): Takes two additional arguments - live_p and
195 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
196 (vect_stmt_relevant_p): Differentiate between a live stmt and a
197 relevant stmt. Return two values = live_p and relevant_p.
198 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
199 vect_stmt_relevant_p with additional arguments. Phis are no longer
200 put into the worklist (analyzed seperately in analyze_scalar_cycles).
201 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
202 stmt that is marked as irrelevant and live, cause it's only used out
203 side the loop, may need to be vectorized (e.g. reduction).
204 (vect_analyze_operations): Examine phis. Call
205 vectorizable_live_operation for for LIVE_P stmts. Check if
207 (vect_analyze_scalar_cycles): Update documentation. Don't fail
208 vectorization - just classify the scalar cycles created by the loop
209 phis. Call vect_is_simple_reduction.
210 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
211 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
212 call to set_stmt_info.
213 (vect_get_vec_def_for_operand): Code reorganized - the code that
214 classifies the type of use was factored out to vect_is_simple_use.
215 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
216 additional arguments.
217 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
218 and computes a loop_vec_def.
219 (vectorizable_operation, vectorizable_load, vectorizable_condition):
221 (vectorizable_live_operation): New.
222 (vect_transform_stmt): Handle LIVE_P stmts.
223 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
224 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
225 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
226 (vect_is_simple_use): Determine the type of the def and return it
227 in a new function argument. Consider vect_reduction_def and
228 vect_induction_def, but for now these are not supported.
229 (vect_is_simple_reduction): New. Empty for now.
230 * tree-vectorizer.h (vect_def_type): New enum type.
231 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
232 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
233 (vect_is_simple_use): New arguments added to function declaration.
234 (vect_is_simple_reduction): New function declaration.
235 (vectorizable_live_operation): New function declaration.
237 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
238 (vect_can_advance_ivs_p): Likewise.
239 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
241 2005-06-05 Eric Christopher <echristo@redhat.com>
243 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
245 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
248 * config/mmix/mmix.md ("*movdicc_real_foldable")
249 ("*movdfcc_real_foldable", "*bCC_foldable")
250 ("*bCC_inverted_foldable"): Specify DImode for register being
253 2005-06-04 Roger Sayle <roger@eyesopen.com>
255 * reg-stack.c (struct block_info_def): Correct grammar typo.
256 (compensate_edge): Clean-up. Perform as little work as possible
257 when src and dest stacks match. Avoid modifying block_info.
258 Reorder and simplify assertion checks. Avoid unnecessary copying
259 of regstack structure.
260 (convert_regs_1): Set the done flag here...
261 (convert_regs_2): ... instead of here.
263 2005-06-04 Dale Johannesen <dalej@apple.com>
265 * config/rs6000/rs6000.c (no_global_regs_above): New.
266 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
267 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
268 (rs6000_conditional_register_usage): Don't put Darwin PIC
269 register in global_regs.
270 (rs6000_stack_info): Don't set lr_save_p just because Darwin
272 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
273 if not done by lr_save_p.
274 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
275 Use rotate instead of ashift.
276 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
277 (call_value_indirect_nonlocal_sysv): Ditto.
279 2005-06-04 Jan Hubicka <jh@suse.cz>
281 * cgraphunit.c (cgraph_reset_node): Break out from ...
282 (cgraph_finalize_function): ... here.
283 (cgraph_finalize_compilation_unit): Reset nodes where backend
286 2005-06-04 Richard Henderson <rth@redhat.com>
289 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
290 until we've passed initial ldgp.
292 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
294 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
295 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
296 * expr.c (expand_var): Ditto.
297 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
298 * gimplify.c (gimplify_decl_expr): Ditto.
299 (gimplify_expr): Ditto.
300 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
301 * tree.c (value_expr_for_decl): New.
302 (print_value_expr_statistics): New.
303 (init_ttree): Init value_expr_for_decl.
304 (decl_value_expr_lookup): New.
305 (decl_value_expr_insert): Ditto.
306 (copy_node_stat): Copy DECL_VALUE_EXPR status.
307 * tree.h (DECL_VALUE_EXPR): Use hashtable.
308 (SET_DECL_VALUE_EXPR): New.
309 (DECL_HAS_VALUE_EXPR_P): New.
311 2005-06-04 Steven Bosscher <stevenb@suse.de>
313 * lcm.c: Move all mode-switching related functions from here...
314 * mode-switching.c: ...to this new file.
315 * doc/passes.texi: Update accordingly.
317 * basic-block.h (label_value_list): Remove extern decl.
318 * cfgrtl.c (label_value_list): Remove.
319 (can_delete_label_p): Don't look at it.
320 * cfgcleanup.c (cleanup_cfg): Don't free it.
322 * common.opt: Don't refer to non-existing flag_alias_check.
324 2005-06-04 David Edelsohn <edelsohn@gnu.org>
326 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
328 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
330 * function.c (prologue, epilogue, sibcall_epilogue): Change
331 their types to VEC(int,heap)*.
332 (free_after_compilation): Free the three vectors above.
333 (init_function_for_compilation, record_insns, contains,
334 prologue_epilogue_contains, sibcall_epilogue_contains,
335 reposition_prologue_and_epilogue_notes): Use VEC instead of
336 VARRAY. (init_function_once): Remove.
337 * function.h: Remove the prototype for init_function_once.
338 * toplev.c (backend_init): Don't call init_function_once.
340 2005-06-04 Jan Hubicka <jh@suse.cz>
342 * predict.c (tree_predict_edge): Do not predict entry edge and
343 single succestor edge.
345 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
348 * c-typeck.c (push_init_level): Don't pop levels without braces if
351 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
353 * tree-data-ref.c (compute_self_dependence): New function.
354 (compute_all_dependences): Use it.
356 2005-06-03 Geoffrey Keating <geoffk@apple.com>
358 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
359 (c_parser_expr_list): Don't use chainon().
361 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
362 when -isysroot passed.
364 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
367 * c-decl.c (start_function): Restore label_context_stack_se and
368 label_context_stack_vm if returning with an error.
370 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
372 * configure.ac: Check declaration for asprintf, needed by
374 * configure: Regenerate.
375 * config.in: Likewise.
377 2005-06-03 Diego Novillo <dnovillo@redhat.com>
379 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
381 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
382 range to varying in cast expressions that change
385 2005-06-03 Eric Christopher <echristo@redhat.com>
387 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
390 2005-06-03 Jan Hubicka <jh@suse.cz>
392 * basic-block.h (remove_predictions_associated_with_edge): Declare.
393 * cfg.c (remove_edge): Use it.
394 * predict.c (remove_predictions_associated_with_edge): New function.
396 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
398 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
399 Clear call_realy_used_regs[r2] when ABI_AIX.
401 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
404 * fold-const.c (fold_binary): Fix type mismatches in folding
407 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
409 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
412 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
414 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
416 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
418 * reload1.c (reload): Revert my previous patch.
420 2005-06-03 Nick Clifton <nickc@redhat.com>
422 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
425 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
427 PR tree-optimization/21849
428 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
430 2005-06-02 Richard Henderson <rth@redhat.com>
432 * Makefile.in (tree-vect-generic.o): New.
433 (OBJS-common, GTFILES, s-gtype): Add it.
434 * tree-complex.c (build_replicated_const, vector_inner_type,
435 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
436 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
437 do_negate, expand_vector_piecewise, expand_vector_parallel,
438 expand_vector_addition, expand_vector_operation,
439 type_for_widest_vector_mode, expand_vector_operations_1,
440 gate_expand_vector_operations, expand_vector_operations,
441 pass_lower_vector_ssa): Move to tree-vect-generic.c.
442 (tree_lower_complex): Rename from tree_lower_operations.
443 (pass_lower_complex): Rename from pass_pre_expand.
444 * tree-vect-generic.c: New file.
445 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
446 (pass_lower_vector): New.
447 * tree-optimize.c (init_tree_optimization_passes): Update to match.
449 2005-06-02 Richard Henderson <rth@redhat.com>
451 * modulo-sched.c (doloop_register_get): Protect against
452 doloop_end not defined.
454 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
456 * config/sh/sh.c (general_movsrc_operand,
457 general_movdst_operand, arith_reg_operand, arith_reg_dest,
458 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
459 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
460 xor_operand, cmp_operand, logical_operand, and_operand,
461 fpscr_operand, fpul_operand, symbol_ref_operand,
462 commutative_float_operator, noncommutative_float_operator,
463 unary_float_operator, binary_float_operator,
464 binary_logical_operator, equality_comparison_operator,
465 greater_comparison_operator, less_comparison_operator,
466 shift_operator, logical_operator, target_reg_operand,
467 target_operand, mextr_bit_offset, extend_reg_operand,
468 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
469 general_extend_operand, ua_address_operand,
470 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
471 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
472 shift_count_reg_operand, shift_count_operand,
473 unaligned_load_operand): Move to ...
474 * config/sh/predicates.md: ... here.
475 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
478 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
480 * tree.c (build_common_builtin_nodes): Fix the return type on
483 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
485 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
486 (find_interesting_uses_address): Use build_fold_addr_expr instead.
487 (strip_offset_1): Likewise.
488 (tree_to_aff_combination): Likewise.
490 2005-06-02 DJ Delorie <dj@redhat.com>
492 * convert.c (convert_to_pointer): Avoid recursion if no conversion
495 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
497 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
498 binary operations with the correct types.
499 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
502 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
504 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
505 config/rs6000/rs6000.md: Fix comment typos. Follow splling
507 * doc/install.texi: Fix a typo.
509 2005-06-02 Jan Hubicka <jh@suse.cz>
511 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
512 inline functions are not local.
514 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
516 * gimplify.c (gimplify_ctx): Change the type of case_labels to
518 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
521 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
523 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
526 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
528 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
530 (s390_dump_pool): Likewise.
531 (s390_mainpool_start, s390_mainpool_finish): Likewise.
532 (s390_chunkify_start): Likewise.
533 (s390_dump_execute): Remove.
534 (s390_reorg): Handle out-of-pool execute templates.
536 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
538 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
541 2005-06-02 Jan Hubicka <jh@suse.cz>
543 * cgraph.c (cgraph_node): Maintain master clones.
544 (cgraph_remove_node): Likewise.
545 (availability_names): New static variable.
546 (dump_cgraph_node): Dump availability.
547 (dump_cgraph_varpool_node): Likewise.
548 (cgraph_is_master_clone, cgraph_master_clone,
549 cgraph_function_body_availability,
550 cgraph_variable_initializer_availability): New functions.
551 * cgraph.h (availability): New enum.
552 (struct cgraph_node): Add master_clone.
553 (cgraph_is_master_clone, cgraph_master_clone,
554 cgraph_function_body_availability,
555 cgraph_variable_initializer_availability): Declare.
556 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
557 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
558 * ipa-inline.c (cgraph_decide_inlining): Do not call
559 cgraph_remove_unreachable_nodes.
561 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
564 2005-06-02 Diego Novillo <dnovillo@redhat.com>
567 * tree-vrp.c (nonnull_arg_p): New.
568 (get_value_range): Call it.
570 2005-06-02 Eric Christopher <echristo@redhat.com>
572 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
574 (mips_rtx_cost_data): New datatype.
575 (MEMORY_MOVE_COST): Use data from structure.
576 (BRANCH_COST): Ditto.
577 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
578 * config/mips/mips.md (cpu): Rework for processor_type changes.
579 * config/mips/mips.c (mips_cost): New variable.
580 (DEFAULT_COSTS): Define.
581 (mips_rtx_cost_data): New.
582 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
583 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
584 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
585 (override_options): Set cost data.
586 (mips_register_move_cost): Formatting changes.
587 (bdesc_arrays): Use PROCESSOR_MAX.
588 (mips_init_builtins): Ditto.
590 2005-06-02 Diego Novillo <dnovillo@redhat.com>
593 * doc/invoke.texi: Document -ftree-vrp.
595 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
597 PR tree-optimization/21734
598 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
599 phi_result when current_def is not available.
600 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
603 2005-06-02 David Edelsohn <edelsohn@gnu.org>
605 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
606 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
608 2005-06-02 Diego Novillo <dnovillo@redhat.com>
610 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
612 2005-06-02 Jan Hubicka <jh@suse.cz>
614 * cgraph.c (dump_cgraph_node): Print new flags.
615 (dump_cgraph_varpool_node): Likewise.
616 (decide_variable_is_needed): Initialize externally_visible flag.
617 * cgraph.h (cgraph_local_info): Add externally_visible flag.
618 (cgraph_varpool_node): Likewise.
619 (cgraph_function_flags_ready): Declare.
620 * cgraph.c (cgraph_mark_local_functions): Rename to ...
621 (cgraph_function_and_variable_visibility) ... this one; handle
622 externally_visible flags.
623 (decide_is_function_needed): Set externally_visible flag.
624 (cgraph_finalize_function): Deal properly with early cleanups.
625 (cgraph_optimize): Update call of
626 cgraph_function_and_variable_visibility.
628 2005-06-02 Steven Bosscher <stevenb@suse.de>
629 Mostafa Hagog <mustafa@il.ibm.com>
631 * cfgloop.h (doloop_condition_get): Make external.
632 * loop-doloop.c (doloop_condition_get): Generalize to make it
633 usable in modulo-sched.c.
634 * modulo-sched.c (doloop_register_get): Use
635 doloop_condition_get instead of duplicating it.
637 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
639 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
640 the correct set of init_insns that need deletion.
641 * local-alloc.c (update_equiv_regs): When substituting sole definition
642 into sole use of a reg, delete it from liveness information.
644 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
646 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
648 2005-06-01 Diego Novillo <dnovillo@redhat.com>
650 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
651 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
652 * fold-const.c (invert_tree_comparison): Make extern.
653 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
654 (struct value_range_def): Limewise.
655 (get_value_range): Remove.
656 (dump_value_range): Remove.
657 (dump_all_value_ranges): Remove.
658 (debug_all_value_ranges): Remove.
659 (vrp_evaluate_conditional): Declare.
660 * tree-ssa-propagate.c (struct prop_stats_d): Add field
662 (substitute_and_fold): Add argument use_ranges_p.
664 If use_ranges_p is true, call fold_predicate_in to fold
665 predicates using range information.
667 Change debugging output to only show statements that have been
669 (replace_phi_args_in): Move debugging output code from
671 (fold_predicate_in): New local function.
672 * tree-ssa-propagate.h (enum value_range_type): Move from
674 (struct value_range_d): Likewise.
676 (value_range_t): Rename from value_range.
677 * tree-vrp.c (found_in_subgraph): Rename from found.
678 (get_opposite_operand): Remove.
679 (struct assert_locus_d): Declare.
680 (assert_locus_t): Declare.
681 (need_assert_for): Declare.
682 (asserts_for): Declare.
683 (blocks_visited): Declare.
685 (set_value_range): Add argument 'equiv'.
686 Don't drop to VARYING ranges that cover all values in the
688 Make deep copy of equivalence set 'equiv'.
689 (copy_value_range): New local function.
690 (set_value_range_to_undefined): New local function.
691 (compare_values): Return -2 if either value has overflowed.
692 (range_includes_zero_p): New local function.
693 (extract_range_from_assert): Flip the predicate code if the
694 name being asserted is on the RHS of the predicate.
695 Avoid creating unnecessary symbolic ranges if the comparison
696 includes another name with a known numeric range.
697 Update the equivalnce set of the new range when asserting
699 (extract_range_from_ssa_name): Update the equivalence set of
700 the new range with VAR.
701 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
702 If -fwrapv is used, set the resulting range to VARYING if the
703 operation overflows. Otherwise, use TYPE_MIN_VALUE and
704 TYPE_MAX_VALUE to represent -INF and +INF.
705 Fix handling of *_DIV_EXPR.
706 (extract_range_from_unary_expr): Handle MINUS_EXPR and
707 ABS_EXPR properly by switching the range around if necessary.
708 (extract_range_from_comparison): New local function.
709 (extract_range_from_expr): Call it.
710 (adjust_range_with_scev): Do not adjust the range if using
711 wrapping arithmetic (-fwrapv).
712 (dump_value_range): Also show equivalence set.
713 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
714 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
715 (infer_value_range): Change return value to bool.
716 Add arguments 'comp_code_p' and 'val_p'.
717 Do not attempt to infer ranges from statements that may throw.
718 Store the comparison code in comp_code_p.
719 Store the other operand to be used in the predicate in val_p.
720 (dump_asserts_for): New.
721 (debug_asserts_for): New.
722 (dump_all_asserts): New.
723 (debug_all_asserts): New.
724 (register_new_assert_for): New.
725 (register_edge_assert_for): New.
726 (find_conditional_asserts): New.
727 (find_assert_locations): New.
728 (process_assert_insertions_for): New.
729 (process_assert_insertions): New.
730 (insert_range_assertions): Initialize found_in_subgraph,
731 blocks_visited, need_assert_for and asserts_for.
732 Call find_assert_locations and process_assert_insertions.
733 (remove_range_assertions): Add more documentation.
734 (vrp_initialize): Change return type to void.
735 Do not try to guess if running VRP is worth it.
736 (compare_name_with_value): New.
737 (compare_names): New.
738 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
739 use_equiv_p is true, call compare_names and
740 compare_name_with_value to compare all the ranges for every
741 name in the equivalence set of the predicate operands.
743 (vrp_meet): Try harder not to derive a VARYING range.
744 If two values meet, the resulting equivalence set is the
745 intersection of the two equivalence sets.
746 (vrp_visit_phi_node): Call copy_value_range to get the current
747 range information of the LHS.
748 (vrp_finalize): Create a value vector representing all the
749 names that ended up with exactly one value in their range.
750 Call substitute_and_fold.
751 (execute_vrp): Document equivalence sets in ranges.
752 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
753 (struct tree_ssa_name): Remove field value_range.
754 (invert_tree_comparison): Declare.
756 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
758 Fix PR tree-optimization/21839
760 * gimplify.c (zero_sized_field_decl): New function.
761 (gimplify_init_ctor_eval): Use it.
763 2005-06-01 Josh Conner <jconner@apple.com>
766 * gimplify.c (gimplify_init_constructor): Don't spill initializer
767 to read-only memory if it's sparse.
769 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
771 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
772 Add documentation for REG_SETJMP
774 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
776 * stmt.c (expand_case): Use build_int_cst.
777 (node_has_low_bound): Likewise, and correct type mismatch.
778 (node_has_high_bound): Likewise.
779 * fold-const.c (fold_binary): Ensure we build trees
780 with the correct types - undo what STRIP_NOPS possibly did.
782 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
784 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
785 * fold-const.c (fold_indirect_ref_1): No longer static.
786 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
787 folding, if possible.
789 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
791 * common.opt (fjump-tables): New.
792 * doc/invoke.texi (-fno-jump-tables): Document.
793 * stmt.c (expand_end_case_type): Do not emit jump tables unless
796 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
798 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
799 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
800 (sunlt, sunle): Enable patterns on VFP.
802 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
803 f_stored, f_flag, f_cvt.
804 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
806 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
807 the ds and fmac pipelines. Re-work all load and store patterns and
808 all conversion patterns to use new attributes. Adjust reservation
809 descriptions accordingly.
810 * arm1020e.md: New file.
811 * t-arm: Add dependency.
813 2005-06-01 Jan Hubicka <jh@suse.cz>
815 * except.c (struct eh_region): Kill unused fields.
816 * basic-block.h (struct basic_block_def): Likewise.
818 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
820 PR rtl-optimization/21767
821 * rtl.h (function_invariant_p): Re-add declaration.
822 * reload1.c (function_invariant_p): No longer static.
823 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
824 might have become invalid.
826 2005-06-01 Jakub Jelinek <jakub@redhat.com>
830 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
831 on variable sizes types if a decl is a pointer to a VLA.
832 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
833 Call gimplify_type_sizes on aggregate fields. Prevent infinite
836 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
838 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
839 _mm_set_ps, _mm_setr_ps): Add __extension__.
840 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
841 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
842 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
844 (_mm_clflush): Don't use return in void function.
846 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
847 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
848 Use __inline instead of inline.
850 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
852 * fold-const.c (fold_binary): Fix types in strlen vs.
853 zero comparison folding.
855 2005-06-01 Richard Henderson <rth@redhat.com>
857 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
858 * config.in, configure: Rebuild.
859 * config/alpha/alpha.c (print_operand): Add 'j'.
860 * alpha.md (divmodsi_internal_er_1): Use it.
861 (divmoddi_internal_er_1): Likewise.
863 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
865 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
866 * opts.h (print_filtered_help): Delete.
867 * opts.c (handle_option, decode_options): Remove calls to
869 (print_target_help): New function.
870 (common_option, print_help): Call print_target_help instead of
871 display_target_options.
872 (print_filtered_help): Make static.
873 * toplev.h (display_target_options, set_target_switch): Delete.
874 * toplev.c (target_switches, target_options, display_target_options)
875 (set_target_switch): Delete.
876 (print_switch_values): Remove handling of TARGET_SWITCHES and
878 (default_get_pch_validity): Likewise. Only treat target_flags
879 specially if targetm.check_pch_target_flags is nonnull.
880 (pch_option_mismatch): New function.
881 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
882 and TARGET_OPTIONS. Only treat target_flags specially if
883 targetm.check_pch_target_flags is nonnull.
884 * config/ia64/ia64.c (ia64_override_options): Don't mention
885 TARGET_OPTIONS in comment.
886 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
887 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
888 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
889 interaction with TARGET_SWITCHES.
890 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
892 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
894 * config/sh/sh.c (multcosts): Check sh_multcost rather than
896 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
897 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
898 (cut2_workaround_str): Delete.
899 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
900 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
901 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
902 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
903 (mgettrcost=, multcost=): New options.
905 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
907 * opts.h (cl_option_state): New structure.
908 (get_option_state): Declare.
909 * opts.c (get_option_state): New function.
910 * toplev.c (option_affects_pch_p): New function.
911 (default_get_pch_validity): Store the state of all options for which
912 option_affects_pch_p returns true.
913 (default_pch_valid_p): Check the state of those options here.
914 Only check target_flags separately if targetm.check_pch_target_Flags
915 is nonnull or if TARGET_SWITCHES is defined.
917 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
919 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
922 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
924 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
926 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
928 * gcse.c (compute_transp, load_killed_in_block): Use
931 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
934 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
936 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
938 * errors.h (warning, error, fatal, internal_error): Add printf
940 * genmodes.c (make_vector_mode): Fix format arguments.
942 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
945 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
946 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
947 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
948 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
949 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
950 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
951 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
952 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
953 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
954 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
955 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
956 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
957 errors.h and include toplev.h if necessary.
959 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
960 errors.h otherwise include toplev.h.
962 * Makefile.in: Update dependencies.
964 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
966 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
968 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
970 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
971 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
972 be complemented for big-endian. Mask for AND must be rotated,
973 not shifted. Handle short operands with NOT on the memory
976 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
978 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
979 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
980 * dwarf2out.c (dwarf2out_var_location): Ditto.
981 * toplev.c (default_tree_printer): Ditto.
982 * tree-outof-ssa.c (create_temp): Ditto.
983 * tree-sra.c (instantiate_element): Ditto.
984 * var-tracking.c (track_expr_p): Ditto.
985 * tree.c (struct tree_map): New structure.
986 (debug_expr_for_decl): New.
987 (tree_map_eq): New function.
988 (tree_map_hash): Ditto.
989 (tree_map_marked_p): Ditto.
990 (print_debug_expr_statistics): Ditto.
991 (decl_debug_expr_lookup): Ditto.
992 (decl_debug_expr_insert): Ditto.
993 (dump_tree_statistics): Dump debug_expr hashtable stats.
994 * tree.h (DECL_DEBUG_EXPR): Change
995 (SET_DECL_DEBUG_EXPR): Add.
997 2005-06-01 Alan Modra <amodra@bigpond.net.au>
999 * configure.ac: Add --enable-secureplt.
1000 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1001 * config.in: Regenerate.
1002 * configure: Regenerate.
1003 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1004 rs6000/secureplt.h to tm_file when enable_secureplt.
1005 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1006 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1007 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1008 * config/rs6000/secureplt.h: New file.
1009 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1010 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1012 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1013 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1014 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1015 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1016 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1017 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1018 TARGET_SECURE_PLT got register load sequence.
1019 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1021 (rs6000_elf_declare_function_name): Don't emit toc address offset
1022 word when TARGET_SECURE_PLT.
1023 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1024 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1025 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1026 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1028 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1029 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1031 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1032 (__trampoline_setup): Likewise. Init r30 before plt call.
1034 2005-05-31 DJ Delorie <dj@redhat.com>
1036 * expr.c (convert_move): When a partial_int requires multiple
1037 conversion steps, make sure successive steps convert the
1038 intermediate value, not the original value.
1040 * expmed.c (expand_mult): Convert partial_int multiplies to
1041 shift/add combinations too.
1043 * genmodes.c (mode_data): Add wider_2x.
1044 (calc_wider_mode): Calculate twice-wider mode too.
1045 (emit_mode_wider): Emit twice-wider mode too.
1046 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1047 * expr.c (expand_expr_real_1): Use it for expanding
1050 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1052 PR tree-optimization/21817
1053 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1055 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1057 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1060 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1064 * fold-const.c (fold_checksum_tree): Copy types also if
1065 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1066 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1068 Tail recurse TREE_LIST's TREE_CHAIN.
1070 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1073 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1074 SSA_NAME twice and cause the loop to become finite. Remove the test
1077 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1079 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1082 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1084 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1085 the documentation to make it more future-proof.
1086 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1087 * target.h (gcc_target): Add check_pch_target_flags.
1088 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1089 (TARGET_INITIALIZER): Include it.
1090 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1091 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1092 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1093 (sh_check_pch_target_flags): New function.
1094 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1096 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1098 * fold-const.c (extract_array_ref): Handle more cases,
1099 do some useful canonicalization of the base.
1100 (fold_binary): Explicitly deal with arrays of zero-sized
1101 structures during folding of &a[i] == &a[j].
1103 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1105 * doc/install.texi (sparc-sun-solaris2*): Update note
1106 about Sun bug 4910101.
1107 (sparc-sun-solaris2.7): Document bootstrap
1108 failure with Sun WorkShop 6 99/08/18 as.
1110 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1112 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1113 regs_invalidated_by_call instead of call_used_regs.
1115 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1118 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1120 * doc/extend.texi: Add clog, clogf, clogl.
1122 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1125 * c-pragma.c: Include "vec.h".
1126 (handle_pragma_visibility): Use VEC.
1128 * doc/invoke.texi: Remove the nested visibility push limit.
1130 2005-05-30 Roger Sayle <roger@eyesopen.com>
1132 PR rtl-optimization/15422
1133 * reg-stack.c (starting_stack_p): New static global.
1134 (straighten_stack): Delete prototype. Change to update the stack
1135 before the current insn.
1136 (subst_stack_regs): Update call to straighten stack.
1137 (emit_swap_insn): Delete prototype. For the first insn in a
1138 basic block, update stack_in instead of emitting a real swap.
1139 (change_stack): When changing the stack before the first insn
1140 in a basic block, update stack_in instead of emitting real code.
1141 (compensate_edges): Clear starting_stack_p during compensation.
1142 (convert_regs_1): Keep track of starting_stack_p whilst processing
1145 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1147 * tree-ssa-ccp.c (const_val): Make it static.
1149 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1152 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1153 pattern involving `:P'.
1155 * Makefile.in (install-cpp): Depend on installdirs.
1157 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1159 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1161 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1162 elim_graph_add_edge, elim_graph_remove_succ_edge,
1163 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1166 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1168 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1169 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1170 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1171 follow spelling conventions in error/dump messages.
1173 2005-05-29 Roger Sayle <roger@eyesopen.com>
1174 Richard Henderson <rth@redhat.com>
1176 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1177 if the RHS isn't suitable for calling emit_move_insn.
1179 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1181 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1182 fold_unary and fold_binary.
1184 2005-05-29 Roger Sayle <roger@eyesopen.com>
1186 * reg-stack.c (propagate_stack): Always copy the source stack to
1187 the destination. This routine is now only called when this is safe.
1188 (better_edge): New function split out from convert_regs_1 to
1189 determine which of two edges is better to propagate across.
1190 (convert_regs_1): We need only search for a best edge if the
1191 stack layout hasn't been defined yet. Use better_edge to help
1192 find beste. No longer traverse unnecessary edges.
1194 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1196 * tree-ssa-alias.c (new_type_alias): New procedure to
1197 create a type memory tag for a pointer with a may-alias
1198 set determined from a variable declaration.
1199 * tree-flow.h: export declaration of new_type_alias
1200 * tree-optimize.c (init_tree_optimization_passes): document
1201 that pass_may_alias cannot be called after pass_vectorize.
1202 * tree-vect-transform (vect_create_data_ref_ptr): Call
1203 new_type_alias when an type memory tag isn't available
1205 (vectorizable_store): Use copy_virtual_operands to update
1206 virtual defs in place (so that loop_version can be called).
1207 Call mark_for_renaming for the virtual defs in case peeling
1208 is done and virtual uses outside the loop need to be updated.
1210 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1212 PR tree-optimization/21639
1213 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1215 2005-05-29 Jan Hubicka <jh@suse.cz>
1217 PR tree-optimization/21562
1218 * cfgexpand.c (construct_init_block): Deal properly with the case
1219 of entry edge not pointing to very first basic block.
1221 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1223 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1224 non-gimple min invariant.
1226 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1227 * tree-flow.h: Add prototypes for start_recording_case_labels
1228 and end_recording_case_labels.
1229 * tree-cfg.c (start_recording_case_labels,
1230 end_recording_case_labels): Export.
1231 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1232 cleanup_control_flow, cleanup_control_expr_graph,
1233 remove_fallthru_edge, phi_alternatives_equal,
1234 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1235 remove_forwarder_block, cleanup_forwarder_blocks,
1236 remove_forwarder_block_with_phi, merge_phi_nodes,
1237 gate_merge_phi, pass_merge_phi): Move to ...
1238 * tree-cfgcleanup.c: ... here.
1240 * basic-block.h: Remove forward declaration of bb_ann_d.
1242 2005-05-28 Jan Hubicka <jh@suse.cz>
1244 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1246 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1248 (tree_mod_subtract): Fix profile updating code.
1249 (tree_divmod_values_to_profile): Do not produce useless value profilers
1252 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1254 * tree-ssa-dom.c (vrp_element_p): Define.
1255 (vrp_hash_elt): Change the type of records to
1256 VEC(vrp_element_p,heap).
1258 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1259 Update uses of VRP records.
1260 (simplify_cond_and_lookup_avail_expr, record_range): Update
1261 uses of VRP records.
1263 * tree-inline.c (cfun_stack): Change the type to
1264 VEC(function_p,heap).
1265 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1267 2005-05-27 Ian Lance Taylor <ian@airs.com>
1269 * c-decl.c (add_stmt): Add C frontend specific version.
1270 (stmts_are_full_exprs_p): Remove.
1271 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1272 (stmts_are_full_exprs_p): Don't declare.
1273 * c-semantics.c (add_stmt): Remove.
1275 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1277 * config/mips/mips-protos.h (mips_declare_object): Add printf
1279 * config/mips/mips.c (mips_declare_object_name): Fix format
1282 2005-05-27 Roger Sayle <roger@eyesopen.com>
1284 * reg-stack.c (compensate_edge): Remove original prototype.
1285 (propagate_stack): New function to copy the stack layout
1286 at the start of a basic block from the layout at the end of
1287 one of its predecessors.
1288 (compensate_edge): Assume that both source and destination
1289 blocks have already had their stack layouts defined.
1290 (compensate_edges): Traverse all non-entry edges in the CFG
1291 and call compensate_edge on each in turn.
1292 (convert_regs_1): Change return type to void. Call
1293 propagate_stack instead of compensate_edge.
1294 (convert_regs_2): Change return type to void. Update call
1295 to convert_regs_1 to ignore the (now void) return value.
1296 (convert_regs): Update calls to convert_regs_2 to ignore
1297 the (now void) return value. After all the basic blocks have
1298 been processed, call compensate_edges to actually emit new
1300 (reg_to_stack): Initialize the aux info for each basic block
1301 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1303 2005-05-28 Jan Hubicka <jh@suse.cz>
1305 * except.c (can_throw_internal_1, can_throw_external_1): Add
1307 (can_throw_external, can_throw_internal): Bring into sync wrt
1309 * except.h (can_throw_internal_1, can_throw_external_1): Update
1311 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1312 Deal properly with resx.
1314 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1316 * basic-block.h (basic_block_def): Add phi_nodes and
1317 predictions. Remove tree_annotations.
1318 * predict.c (tree_predicted_by_p, tree_predict_edge,
1319 combine_predictions_for_bb): Adjust references to predictions.
1320 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1321 create_block_annotation.
1322 (create_block_annotation, free_blocks_annotatios,
1323 clear_blocks_annotations): Remove.
1324 (dump_cfg_stats): Don't print out the memory spent on
1326 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1327 * tree-flow-inline.h (bb_ann): Remove.
1328 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1329 * tree-flow.h (bb_ann_d): Remove.
1330 * tree-if-conv.c (process_phi_nodes): Update a reference to
1332 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1333 create_phi_node, remove_phi_node): Likewise.
1334 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1335 * tree-ssa-dom.c (threaded_blocks): New.
1336 (tree_ssa_dominator_optimize): Initialize, clear, and free
1337 threaded_blocks. Update a call to thread_through_all_blocks.
1338 (thread_across_edge): Use threaded_blocks instead of setting
1339 incoming_edge_threaded.
1340 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1341 a bitmap of blocks that are threaded through.
1342 * tree.h: Move the prototype of threaded_through_blocks to
1345 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1346 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1347 * domwalk.h (dom_walk_data): Change the type of
1348 block_data_stack and free_block_data to VEC(void_p,heap)*.
1349 * tree-ssa-dse.c (dse_initialize_block_local_data,
1350 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1351 VEC instead of VARRAY.
1353 2005-05-27 Jan Hubicka <jh@suse.cz>
1355 * cgraph.c: Include tree-gimple.h
1356 (cgraph_edge): Rename expr to stmt.
1357 (cgraph_create_edge): Likewise.
1358 (cgraph_clone_node): Likewise.
1359 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1360 * cgraphunit.c (record_call_1): Rename to ...
1361 (record_reference): ... this one; do not build edges.
1362 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1363 (current_basic_block): Kill.
1364 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1365 (verify_cgraph_node): Likewise.
1366 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1367 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1368 (copy_edges_for_bb): Simplify EH handling.
1369 (expand_call_inline): Pass statement to cgraph_edge and
1372 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1374 * tree-inline.c (copy_body_r): Manually fold *& to deal
1375 with ADDR_EXPRs with mismatched types for now.
1377 * gimplify.c (fold_indirect_ref_rhs): New function.
1378 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1381 * fold-const.c (fold_indirect_ref_1): Add type argument;
1382 make sure the resulting expression is of this type.
1383 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1385 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1387 PR tree-optimization/21658
1388 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1389 fold_binary_to_constant. Likewise, call fold_unary instead of
1390 fold_unary_to_constant.
1392 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1394 * vec.h: Implement integral type vector specialization.
1395 (VEC_T): Define a non-GTY structure.
1396 (VEC_T_GTY): Define a GTY structure.
1397 (VEC_TA): Rename to ...
1398 (VEC_TA_GTY): ... here.
1399 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1400 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1401 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1402 DEF_VEC_P and DEF_VEC_ALLOC_P.
1403 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1404 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1405 DEF_VEC_O and DEF_VEC_ALLOC_O.
1406 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1407 * lambda-code.c: Likewise.
1408 * tree-into-ssa.c: Likewise.
1409 * tree-ssa-live.c: Likewise.
1411 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1413 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1416 update_stmt_if_modified before calling update_ssa.
1418 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1420 * config/rs6000/t-rtems: Remove roe multilib variant.
1422 2005-05-26 Roger Sayle <roger@eyesopen.com>
1424 PR tree-optimization/9814
1425 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1426 instruction, add the necessary clobbers by re-expanding the RTL
1427 for arithmetic operations via optab.c's expand_unop/expand_binop.
1428 (noce_try_bitop): New function to optimize bit manipulation idioms
1429 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1430 (noce_process_if_block): Call noce_try_bitop.
1432 2005-05-26 Roger Sayle <roger@eyesopen.com>
1434 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1435 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1436 (reg_to_stack): Move to end of the file. Initialize the per
1437 basic block information here, instead of...
1438 (convert_regs_entry): Here.
1439 (convert_regs): Change unused return type to void.
1441 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1443 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1444 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1445 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1446 config/sh/elf.h, config/sh/symbian-pre.h,
1447 config/sparc/sparc-protos.h: Update copyright.
1449 2005-05-26 Mike Stump <mrs@apple.com>
1451 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1454 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1456 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1457 See through ADDR_EXPR in finding place to propagate into.
1459 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1461 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1462 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1463 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1464 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1465 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1466 tree-ssa-operands.c, tree-vect-analyze.c,
1467 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1468 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1469 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1470 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1471 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1472 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1473 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1474 config/sh/ushmedia.h, config/sparc/sparc.c,
1475 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1476 typos. Follow spelling conventions.
1477 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1478 Follow spelling conventions.
1480 2005-05-26 David Ung <davidu@mips.com>
1482 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1483 that determines whether the MIPS32/64 R2 ext/ins should be used.
1484 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1485 * config/mips/mips.md (extzv): Changed predicate for operand to
1486 nonimmediate_operand. Add code to generate insn patterns for
1487 extzvsi and extzvdi.
1488 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1489 (insv): Similarly for insertion.
1490 (insv<mode>): Similarly.
1492 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1494 * simplify-rtx.c (avoid_constant_pool_reference): Support
1495 offsetted addresses in the constant pool.
1497 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1499 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1500 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1502 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1505 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1506 found in the basic block and last insn in the basic block is not
1507 INSN_P. Remove explicit unspec numbers that are no longer valid
1510 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1512 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1513 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1514 if a vector mode is available.
1516 2005-05-25 Roger Sayle <roger@eyesopen.com>
1519 * fold-const.c (const_binop): Check for division by zero during
1522 2005-05-26 Ian Lance Taylor <ian@airs.com>
1524 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1525 having a declaration after a statement.
1527 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1529 * opt-functions.awk (var_type): New function.
1530 (var_set): Use CLVC_STRING if var_type returns "const char *".
1531 * opth-gen.awk: Use var_type to find out the types of variables.
1532 Don't print comments above each "extern" definition.
1533 * optc-gen.awk: Use var_type in the same way.
1534 * opts.h (cl_var_cond): Rename to...
1535 (cl_var_type): ...this. Add CLVC_STRING.
1536 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1538 * opts.c (handle_option, option_enabled): Update after above name
1539 change. Cast flag_var before using it. Handle CLVC_STRING.
1541 * config/alpha/alpha.h (alpha_tls_size): Delete.
1542 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1543 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1544 (alpha_fptm_string, alpha_mlat_string): Delete.
1545 (alpha_handle_option): Don't set the above variables here. Use the
1546 integer argument to check the validity of -mtls-size=.
1547 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1548 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1549 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1552 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1553 (arc_data_string, arc_rodata_string): Delete.
1554 (arc_handle_option): Don't set the above variables here.
1555 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1556 and initialize them.
1558 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1559 (target_float_abi_name, target_abi_name, structure_size_string)
1560 (arm_pic_register_string): Delete.
1561 (arm_handle_option): Don't set the above variables here, except
1562 in the handling of -mhard-float and -msoft-float.
1563 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1564 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1566 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1567 (avr_handle_option): Delete.
1568 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1571 * config/bfin/bfin.c (bfin_library_id): Delete.
1572 (bfin_handle_option): Don't set it.
1573 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1575 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1576 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1577 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1578 * config/c4x/c4x.opt (mrpts=): Add Var().
1580 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1581 cris_elinux_stacksize_str here.
1582 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1583 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1584 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1585 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1586 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1587 (cris_handle_option): Don't set the above variables here.
1588 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1589 (max-stackframe=): Add Var()s.
1591 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1592 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1593 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1594 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1595 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1596 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1597 (ix86_handle_option): Don't set the above variables here.
1598 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1599 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1600 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1603 * config/ia64/ia64.h (ia64_tls_size): Delete.
1604 * config/ia64/ia64.c (ia64_tls_size): Delete.
1605 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1606 reading the integer argument from the "value" parameter. Don't
1607 set ia64_tls_size here.
1608 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1609 Add Var() and Init().
1611 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1612 (m32r_cache_flush_trap): Delete.
1613 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1614 (m32r_cache_flush_trap): Delete.
1615 (m32r_handle_option): Don't set the above variables when handling
1616 -mflush-func= and -mflush-trap=.
1617 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1620 * config/mips/mips.h (mips_cache_flush_func): Delete.
1621 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1622 (mips_cache_flush_func): Delete.
1623 (mips_handle_option): Don't set the above variables when handling
1624 -march=, -mtune= and -mflush-func=.
1625 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1627 * config/s390/s390.c (s390_arch_string): Delete.
1628 (s390_handle_option): Don't set it here.
1629 * config/s390/s390.opt (march=): Add Var().
1631 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1632 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1633 (sparc_handle_option): Don't set it here.
1634 * config/sparc/sparc.opt (mcmodel=): Add Var().
1636 2005-05-25 Roger Sayle <roger@eyesopen.com>
1638 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1639 call to convert_to_integer by building the NOP_EXPR directly.
1641 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1643 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1645 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1646 Jeff Law <law@redhat.com>
1648 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1649 constant and side_effects of the ADDR_EXPR are consistent.
1651 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1652 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1654 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1656 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1657 (s390_function_arg, s390_gimplify_va_arg): Use them.
1658 (s390_register_info): Save only required subset of argument
1659 registers into save area for va_list.
1660 (s390_va_start): Initialize only required elements of va_list struct.
1661 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1663 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1665 * reload1.c (verify_initial_elim_offsets): Return boolean status
1666 instead of aborting.
1667 (reload): Adapt verify_initial_elim_offsets call site. Restart
1668 main loop if some initial elimination offsets changed.
1670 2005-05-25 Adam Nemet <anemet@lnxw.com>
1672 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1673 of -mno-svr4-struct-return.
1675 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1677 Fix PR tree-optimization/21705
1679 * tree-ssa-pre.c (in_fre): New static variable.
1680 (create_value_expr_from): Recursively value number reference ops
1682 (can_value_number_call): Temporary restrict only exists for
1685 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1687 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1688 sizeof (bitmap *) with sizeof (bitmap).
1690 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1692 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1695 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1697 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1700 2005-05-25 Jan Hubicka <jh@suse.cz>
1702 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1703 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1704 * cgraph.h (cgraph_global_info): Add estimated_growth.
1705 * ipa-inline.c: Include coverage.h
1706 (max_insns, max_count): New static variables.
1707 (cgraph_estimate_size_after_inlining): Cache the result.
1708 (cgraph_estimate_growth):
1709 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1710 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1711 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1713 (ipa_passes): Initialize bitmaps.
1715 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1717 * loop-doloop.c: Include "target.h".
1718 (doloop_valid_p): Move tests to function in targhooks.c.
1719 * target.h (struct gcc_target): New target hook
1720 "insn_valid_within_doloop".
1721 * target-def.h: Define default value for "insn_valid_within_doloop".
1722 (TARGET_INITIALIZER): Insert new target hook into initializer.
1723 * targhooks.c (default_insn_valid_within_doloop): New function.
1724 * targhooks.h (default_insn_valid_within_doloop): Declare.
1725 * hooks.c (hook_bool_rtx_true): New function.
1726 * hooks.h (hook_bool_rtx_true): Declare.
1727 * doc/tm.texi: Add documentation for new target hook.
1729 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1732 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1733 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1734 (sparc_tls_referenced_p): New prototype.
1735 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1736 (sparc_expand_move): Look for TLS addresses with constant offsets.
1737 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1738 tls_symbolic_operand.
1739 (legitimate_pic_operand_p): Likewise.
1740 (legitimate_address_p): Likewise.
1741 (legitimize_address): Likewise.
1742 (sparc_tls_symbol_ref_1): New function.
1743 (sparc_tls_referenced_p): New function.
1744 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1745 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1746 (tld_symbolic_operand): Likewise.
1747 (tie_symbolic_operand): Likewise.
1748 (tle_symbolic_operand): Likewise.
1750 2005-05-24 DJ Delorie <dj@redhat.com>
1752 * common.opt (-Wattributes): New. Default true.
1753 * doc/invoke.texi (-Wno-attributes): Document.
1755 * attribs.c (decl_attributes): Move warning control from if() to
1757 * c-common.c (handle_packed_attribute): Likewise.
1758 (handle_nocommon_attribute): Likewise.
1759 (handle_common_attribute): Likewise.
1760 (handle_noreturn_attribute): Likewise.
1761 (handle_noinline_attribute): Likewise.
1762 (handle_always_inline_attribute): Likewise.
1763 (handle_used_attribute): Likewise.
1764 (handle_unused_attribute): Likewise.
1765 (handle_const_attribute): Likewise.
1766 (handle_transparent_union_attribute): Likewise.
1767 (handle_constructor_attribute): Likewise.
1768 (handle_destructor_attribute): Likewise.
1769 (handle_mode_attribute): Likewise.
1770 (handle_alias_attribute): Likewise.
1771 (handle_visibility_attribute): Likewise.
1772 (handle_tls_model_attribute): Likewise.
1773 (handle_malloc_attribute): Likewise.
1774 (handle_returns_twice_attribute): Likewise.
1775 (handle_pure_attribute): Likewise.
1776 (handle_deprecated_attribute): Likewise.
1777 (handle_vector_size_attribute): Likewise.
1778 (handle_nothrow_attribute): Likewise.
1779 (handle_cleanup_attribute): Likewise.
1780 (handle_warn_unused_result_attribute): Likewise.
1781 (handle_sentinel_attribute): Likewise.
1782 * c-decl.c (diagnose_mismatched_decls): Likewise.
1783 (start_decl): Likewise.
1784 (grokdeclarator): Likewise.
1785 (start_function): Likewise.
1786 * c-format.c (check_function_format): Likewise.
1787 * stor-layout.c (place_field): Likewise.
1788 (finalize_record_size): Likewise.
1789 * tree.c (handle_dll_attribute)): Likewise.
1790 * varasm.c (default_assemble_visibility): Likewise.
1791 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1792 (darwin_assemble_visibility): Likewise.
1793 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1794 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1795 (arm_handle_isr_attribute): Likewise.
1796 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1797 (avr_handle_fndecl_attribute): Likewise.
1798 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1799 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1800 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1801 (h8300_handle_eightbit_data_attribute): Likewise.
1802 (h8300_handle_tiny_data_attribute): Likewise.
1803 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1804 (ix86_handle_regparm_attribute): Likewise.
1805 (ix86_handle_struct_attribute): Likewise.
1806 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1807 (i386_pe_encode_section_info): Likewise.
1808 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1809 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1810 (ip2k_handle_fndecl_attribute): Likewise.
1811 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1812 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1813 (m68hc11_handle_fntype_attribute): Likewise.
1814 (m68hc11_encode_section_info): Likewise.
1815 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1816 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1817 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1818 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1819 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1820 (sh_handle_sp_switch_attribute): Likewise.
1821 (sh_handle_trap_exit_attribute): Likewise.
1822 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1823 (sh_symbian_handle_dll_attribute): Likewise.
1824 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1825 (xstormy16_handle_below100_attribute): Likewise.
1826 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1828 * c-common.c (unsigned_conversion_warning): Move warning control
1829 from if() to warning(OPT_*).
1830 (c_common_truthvalue_conversion): Likewise.
1831 (c_do_switch_warnings): Likewise.
1832 * c-decl.c (diagnose_mismatched_decls): Likewise.
1833 (diagnose_mismatched_decls): Likewise.
1834 (define_label): Likewise.
1835 (grokdeclarator): Likewise.
1836 * c-format.c (check_format_info): Likewise.
1837 * c-lex.c (interpret_integer): Likwise.
1838 (lex_string): Likewise.
1839 * c-opts.c (c_common_post_options): Likewise.
1840 * c-parser.c (c_parser_unary_expression): Likewise.
1841 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1842 (handle_pragma_extern_prefix): Likewise.
1843 * c-typeck.c (build_binary_op): Likewise.
1844 * gcse.c (is_too_expensive): Likewise.
1845 * opts.c (decode_options): Likewise.
1846 * stor-layout.c (place_field): Likewise.
1847 * tree-cfg.c (remove_bb): Likewise.
1849 * c.opt (-Wreturn-type): Add Var(warn_return_type).
1850 * flags.h (warn_return_type): Remove.
1851 * toplev.c (warn_return_type): Likewise.
1853 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1855 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
1856 existence of long long and __int64 before determining their size.
1857 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
1858 * configure, config.h.in: Regenerate.
1860 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1862 * configure: Regenerate.
1864 2005-05-24 Ziemowit Laski <zlaski@apple.com>
1866 * c-common.h (objc_comptypes): Remove prototype.
1867 (objc_compare_types): New prototype.
1868 (objc_volatilized_decl): Likewise.
1869 (objc_type_quals_match): Likewise.
1870 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
1871 objc_volatilize_decl().
1872 * c-typeck.c (comp_target_types): Remove third parameter; do
1873 not call objc_comptypes().
1874 (comptypes): Remove calls to objc_comptypes().
1875 (build_function_call): Extend compatible prototype check to ObjC.
1876 (build_conditional_expr): Adjust call to comp_target_types().
1877 (convert_for_assignment): Call objc_compare_types() instead of
1878 objc_comptypes(); adjust calls to comp_target_types(); call
1879 objc_type_quals_match() before issuing qualifier mismatch
1881 (build_binary_op): Call objc_compare_types() before issuing
1882 pointer mismatch warnings; adjust calls to
1883 comp_target_types().
1884 * stub-objc.c (objc_comptypes): Remove stub.
1885 (objc_compare_types): New stub.
1886 (objc_volatilized_decl): Likewise.
1887 (objc_type_quals_match): Likewise.
1889 2005-05-24 Paolo Carlini <pcarlini@suse.de>
1891 * config/ia64/ia64intrin.h: Define nothing for C++:
1892 overloaded builtins have been ported to C++.
1894 2005-05-24 Jeff Law <law@redhat.com>
1896 * tree-nested.c (build_addr): New "context" argument. Temporarily
1897 set current_function_decl around the call to build the ADDR_EXPR.
1898 (get_static_chain): Pass proper context to build_addr.
1899 (convert_nl_goto_reference): Likewise.
1900 (convert_tramp_reference): Likewise.
1901 (final_nesting_tree_1): Likewise.
1902 * tree-profile.c (tree_gen_interval_profiler): Likewise.
1903 (tree_gen_pow2_profiler): Likewise.
1904 (tree_gen_one_value_profiler): Likewise.
1905 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
1906 * tree.h (build_addr): Update prototype.
1908 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
1910 * tree-flow.h (bb_ann_d): Remove has_escape_site.
1911 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
1912 write to has_escape_site.
1914 2005-05-24 Jeff Law <law@redhat.com>
1916 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1917 * tree-cfg.c: Include tree-ssa-propagate.h.
1918 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1921 2005-05-24 Nick Clifton <nickc@redhat.com>
1923 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1924 __NO_FPRS__ when 'f' class registers will not be available.
1926 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1928 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
1930 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
1932 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1935 2005-05-23 Jeff Law <law@redhat.com>
1937 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1938 recompute_tree_invariant_for_addr_expr here.
1939 (optimize_stmt): Call it here instead and do so if anything
1940 at all has changed in the statement and the RHS is an ADDR_EXPR.
1941 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1942 needed, call recompute_tree_invariant_for_addr_expr.
1943 * tree-ssa-propagate.c (substitute_and_fold): Call
1944 recompute_tree_invariant_for_addr_expr as needed.
1946 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1948 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1949 saving less registers than the replacement.
1951 2005-05-23 Jan Hubicka <jh@suse.cz>
1953 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1955 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1957 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1958 * config/sparc/sparc.c (sparc_expand_move): New function.
1959 (sparc_emit_set_const64): Rewrite assert condition on entry.
1960 (legitimate_constant_p) <CONST_VECTOR>: New case.
1961 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1962 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1963 movV64, movtf): Use nonimmediate_operand for the first operand.
1964 Rewrite. Only invoke sparc_expand_move.
1965 * config/sparc/predicates.md (input_operand): Reorder tests.
1967 2005-05-23 Jan Beulich <jbeulich@novell.com>
1969 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1970 missing return statement.
1972 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1974 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1975 emit_move_insn for moves to TFmode stack slots.
1977 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1979 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1980 to va_list of the form &va[0].
1982 2005-05-20 Jan Hubicka <jh@suse.cz>
1984 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1985 * genemit.c (main): Make insn-emit to include basic-block.h too.
1987 2005-05-20 Jan Hubicka <jh@suse.cz>
1989 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1991 2005-05-19 Richard Henderson <rth@redhat.com>
1993 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1994 emit_store_conditional): Split out from ...
1995 (alpha_split_atomic_op): ... here.
1996 (alpha_split_compare_and_swap): New; extract from .md file.
1997 (alpha_split_lock_test_and_set): Likewise.
1998 * config/alpha/alpha-protos.h: Update.
1999 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2000 split code into alpha.c.
2001 (sync_lock_test_and_set<I48MODE>): Likewise.
2003 2005-05-19 Richard Henderson <rth@redhat.com>
2005 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2007 2005-05-19 Richard Henderson <rth@redhat.com>
2009 * config/i386/sse.md (mulv4si3): Use all register inputs.
2010 (mulv2di3): Likewise.
2012 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2014 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2015 build_fold_addr_expr to generate trees of correct type.
2016 Use fold_buildN if possible.
2018 2005-05-19 Jan Hubicka <jh@suse.cz>
2020 * basic-block.h (REG_BR_PROB_BASE): Define.
2021 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2022 (dump_cgraph_node): Dump count.
2023 (cgraph_clone_edge): Rescale counts.
2024 (cgraph_clone_node): Likewise.
2025 * cgraph.h: Include basic-block.h
2026 (cgraph_node): Add count.
2027 (cgraph_edge): Add count and loop_nest.
2028 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2030 * cgraphunit.c: Kill now redundant inlining comment.
2031 (cgraph_create_edges): Make static, maintain current basic block;
2033 (record_call_1): Fill in new fields.
2034 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2036 (cgraph_decide_recursive_inlining): Likewise.
2037 * rtl.h (REG_BR_PROB_BASE): Kill.
2038 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2039 (expand_call_inline): Update call of cgraph_create_edge.
2040 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2042 2005-05-19 Nick Clifton <nickc@redhat.com>
2044 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2045 new rs6000_explicit_options structure.
2047 2005-05-19 Richard Henderson <rth@redhat.com>
2050 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2051 TFmode code swapping ...
2052 (alpha_emit_xfloating_compare): ... here.
2053 (alpha_emit_setcc): Update to match.
2054 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2056 2005-05-19 Richard Henderson <rth@redhat.com>
2059 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2060 memory indirection in local-dynamic case.
2062 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2063 Bernd Schmidt <bernd.schmidt@analog.com>
2065 * config/bfin/bfin.c (branch_dest): Add comment why it's
2067 * config/bfin/bfin.md (attr "length" default): Change the offset of
2068 forward conditional branch of length 4 from 4096 to 4092.
2070 2005-05-19 Jan Beulich <jbeulich@novell.com>
2072 * unwind-compat.c: Include tconfig.h and tsystem.h.
2073 * unwind-dw2-fde-compat.c: Likewise.
2075 2005-05-18 Richard Henderson <rth@redhat.com>
2078 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2079 memory destination is readonly.
2081 2005-05-18 Richard Henderson <rth@redhat.com>
2084 * tree-ssa-operands.c (opf_non_specific): New.
2085 (get_asm_expr_operands): Set it.
2086 (add_call_clobber_ops, add_call_read_ops): Likewise.
2087 (add_stmt_operand): Test it instead of opf_kill_def when
2088 considering unmodifiable variables.
2090 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2092 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2094 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2095 tree-ssa-forwprop.c: Fix comment typos.
2096 * doc/invoke.texi: Fix a typo.
2098 2005-05-18 Richard Henderson <rth@redhat.com>
2100 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2101 including linux64.h.
2103 2005-05-18 Richard Henderson <rth@redhat.com>
2105 * tree-cfg.c (pass_remove_useless): Revert last change.
2106 * tree-optimize.c (init_tree_optimization_passes): Initialize
2107 all_lowering_passes with PROP_gimple_any.
2109 2005-05-18 Devang Patel <dpatel@apple.com>
2111 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2114 2005-05-18 Richard Henderson <rth@redhat.com>
2116 * tree-ssa-forwprop.c (cfg_changed): New.
2117 (tidy_after_forward_propagate_addr): New.
2118 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2119 (forward_propagate_addr_into_variable_array_index): Likewise.
2120 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2123 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2125 * dummy-checksum.c: New.
2126 * genchecksum.c: New.
2127 * c.opt (print_pch_checksum): New flag.
2128 * c-pch.c (struct c_pch_validity): Make much shorter.
2130 (host_machine): Remove.
2131 (target_machine): Remove.
2132 (get_ident): Change PCH version number.
2133 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2134 Don't put triplets or version string in PCH validity data.
2135 Do put the compiler checksum in the validity data.
2136 (c_common_valid_pch): Don't check triplets or version string. Do
2138 (c_common_print_pch_checksum): New.
2139 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2140 Print fingerprint with -v.
2141 * c-common.h (c_common_print_pch_checksum): New.
2142 (executable_checksum): New.
2143 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2144 (cc1-dummy): New rule.
2145 (cc1-checksum.c): New rule.
2146 (cc1-checksum.o): New rule.
2147 (cc1): Add checksum support.
2148 (build/genchecksum): New.
2149 (build/genchecksum.o): New.
2150 (dummy-checksum.o): New.
2151 (genobjnames): Add genchecksum.o.
2152 (mostlyclean): Remove *-checksum.c.
2153 (gnucompare): Add libgcc to list of directories checked.
2154 Make comparison problems in libgcc/ and with checksum files only
2156 * doc/invoke.texi (Precompiled Headers): Remove caution.
2157 Document that it must be the exact same binary. Add a few
2158 known-safe flags to the list.
2160 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2161 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2162 Check that a memory operand is valid before trying to use it.
2164 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2166 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2168 * tree.c (build1_stat): Don't try to handle two-operand
2171 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2173 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2174 * config/sh/sh.h: Update mask names throughout.
2175 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2176 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2177 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2178 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2179 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2180 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2181 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2182 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2183 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2184 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2185 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2186 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2187 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2188 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2189 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2190 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2191 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2192 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2193 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2194 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2195 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2196 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2197 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2198 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2199 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2200 (SUBTARGET_SWITCHES): Delete.
2201 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2202 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2203 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2204 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2205 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2206 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2207 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2208 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2209 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2210 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2211 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2213 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2214 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2215 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2216 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2217 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2218 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2219 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2220 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2221 (SUPPORT_ANY_SH5): New macros.
2222 (TARGET_NONE): Replace with...
2223 (MASK_ARCH): ...this new macro.
2224 * config/sh/elf.h: Update mask names
2225 * config/sh/linux.h: Likewise.
2226 * config/sh/little.h: Likewise.
2227 * config/sh/netbsd-elf.h: Likewise.
2228 * config/sh/symbian-pre.h: Likewise.
2229 * config/sh/sh.c (sh_handle_option): New function.
2230 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2231 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2232 (sh_target_switches, target_switches): Delete.
2233 (sh_pch_valid_p): Check for specific differences in the target_flags
2235 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2236 * config/sh/sh.opt: New file.
2238 2005-05-18 Richard Henderson <rth@redhat.com>
2241 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2242 small_addr_symbolic_operand.
2244 2005-05-18 Jeff Law <law@redhat.com>
2246 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2247 propagate an ADDR_EXPR if the definition and use sites are
2248 in different EH regions.
2250 2005-05-18 Ian Lance Taylor <ian@airs.com>
2252 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2255 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2257 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2259 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2261 Fix PR tree-optimization/21407
2263 * tree-ssa-operands.c (note_addressable): Change
2264 COMPONENT_REF handling in response to aliasing
2267 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2269 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2270 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2271 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2272 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2273 the default on Solaris too.
2275 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2277 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2280 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2282 * timevar.def (TV_SCEV_CONST): New timevar.
2283 * tree-optimize.c (init_tree_optimization_passes): Add
2285 * tree-pass.h (pass_scev_cprop): Declare.
2286 * tree-scalar-evolution.c (scev_const_prop): New function.
2287 * tree-scalar-evolution.h (scev_const_prop): Declare.
2288 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2290 * tree-cfg.c (replace_uses_by): Export.
2291 * tree-flow.h (replace_uses_by): Declare.
2293 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2294 Mike Stump <mrs@apple.com>
2296 Yet more Objective-C++...
2298 * c-common.h (objc_finish_try_stmt): Add.
2299 (objc_build_synchronized): Add.
2300 (objc_generate_write_barrier): Add.
2301 * stub-objc.c (objc_build_synchronized): Add return value.
2302 (objc_finish_try_stmt): Likewise.
2303 (objc_generate_write_barrier): Add.
2305 * c-common.h (objc_rewrite_function_call): Add.
2306 * c-typeck.c (build_function_call): Allow objc to rewrite
2308 (build_modify_expr): Allow objc to generate write barriers.
2309 * c.opt (Wassign-intercept): Add.
2310 (Wstrict-selector-match): Add.
2311 (fobjc-call-cxx-cdtors): Add.
2312 (fobjc-direct-dispatch): Add.
2314 * dbxout.c (get_lang_number): Add Objective-C++ support.
2315 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2316 (-Wstrict-selector-match): Likewise.
2317 (-fobjc-direct-dispatch): Likewise.
2318 (-Wassign-intercept): Likewise.
2319 (Overall Options): Likewise.
2320 * gengtype.c (get_output_file_with_visibility): Likewise.
2321 * stub-objc.c (objc_rewrite_function_call): Add.
2322 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2324 * c-common.c (flag_objc_exceptions): Remove.
2325 (flag_objc_sjlj_exceptions): Remove.
2326 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2327 that are already ok.
2328 * c-opts.c (c_common_handle_option, case
2329 OPT_fobjc_exceptions): Remove.
2330 (case OPT_fobjc_sjlj_exceptions): Remove
2331 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2332 (fobjc-exceptions): Likewise.
2333 (fobjc-sjlj-exceptions): Likewise.
2334 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2335 (OFFS_ASSIGNIVAR_FAST): Add.
2337 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2339 * config/sparc/sparc.md (movhi): Do not test constness
2340 of operand #1 twice.
2342 (movdi): Unconditionally accept zero as second operand
2343 when the first is memory.
2344 (movdi_insn_sp32): Handle above case.
2345 (DImode splitter): Use predicates.
2346 (DImode splitter): Use const_zero_operand predicate.
2347 (movsf_insn): Swap 2 alternatives.
2349 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2351 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2352 expand_simple_operations to bases of the ivs.
2353 (tree_int_cst_sign_bit): Export.
2354 * tree-flow.h (expand_simple_operations): Declare.
2355 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2356 tree_int_cst_sign_bit.
2357 (expand_simple_operations): Export.
2358 * tree.h (tree_int_cst_sign_bit): Declare.
2360 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2362 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2364 (replace_uses_by): New function.
2365 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2366 * tree-flow.h (fold_stmt_inplace): Declare.
2367 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2369 info after cfg cleanup.
2371 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2373 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2374 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2377 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2379 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2380 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2381 * timevar.c (timevar_ggc_mem_total): New variable.
2382 (GGC_MEM_BOUND): New constant.
2383 (get_time): Record ggc memory status.
2384 (timevar_accumulate): Accumulate amount of ggc memory.
2385 (timevar_print): Print consumption of ggc memory.
2386 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2387 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2388 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2389 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2390 (timevar_ggc_mem_total): Declare.
2392 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2394 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2397 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2399 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2401 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2402 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2403 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2404 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2405 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2406 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2407 "s<rcond>" and "s<ocond>".
2408 ("b<ocond:code>", "*b<ocond:code>_reversed")
2409 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2410 output statement section.
2412 2005-05-17 Roger Sayle <roger@eyesopen.com>
2414 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2416 2005-05-17 Steven Bosscher <stevenb@suse.de>
2417 Stuart Hastings <stuart@apple.com>
2418 Jan Hubicka <jh@suse.cz>
2419 Dale Johannesen <dalej@apple.com>
2421 * cgraph.h (cgraph_node): Add 'lowered' state.
2422 (cgraph_lower_function): Declare.
2423 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2424 (cgraph_lower_function): New function.
2425 (cgraph_create_edges): Deal with lowered function bodies.
2426 (verify_cgraph_node): Likewise.
2427 (cgraph_analyze_function): Do lowering job.
2428 (cgraph_build_static_cdtor): Likewise.
2429 * function.h (struct function): Add saved_eh and saved_cfg.
2430 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2431 * tree-cfg.c (fold_cond_expr_cond): Export.
2432 * tree-flow.h (fold_cond_expr_cond): Declare.
2433 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2435 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2436 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2437 callee_cfun, block, eh_region, eh_region_offset.
2438 (inlining_p): New predicate.
2439 (remap_decl): Update for new inline_data; declare newly created inline
2440 vars in low gimple way.
2441 (copy_body_r): Update for new datastructure, simplify some of handling
2442 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2443 deal with RESX_EXPRs.
2445 (copy_edges_for_bb): Likewise.
2446 (remap_decl_1): New.
2447 (copy_cfg_body): New.
2448 (copy_generic_body): Rewrite to work on low gimple.
2449 (copy_body): Turn into simple wrapper around copy_cfg_body.
2450 (setup_one_parameter): Insert new statements into given basic block.
2451 (initialize_initialized_parameters): Likewise, reorganize way things are
2453 (declare_return_variable): Update for new inline data datastructure.
2454 (inline_forbidden_p): Work on low gimple.
2455 (estimate_num_insns): Likewise.
2456 (expand_call_inline): Work on CFG.
2457 (push_cfun, pop_cfun): New functions.
2458 (cfun_stack): New stack.
2459 (add_lexical_block): New function.
2460 (gimple_expand_calls_inline): Work on basic block.
2461 (optimize_inline_calls): Likewise.
2462 (clone_body, save_body, unsave_ewpr_now): Update for new
2464 (declare_inline_vars): Work on block instead of bind_expr.
2465 (inlining_p): New predicate.
2466 * tree-inline.h (push_cfun, pop_cfun): Declare.
2467 * tree-optimize.c: Include except.h
2468 (all_lowering_passes): New variable.
2469 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2470 (init_tree_optimization_passes): Move some to all_lowering_passes.
2471 (tree_lowering_passes): New function.
2472 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2473 * tree-pass.h (tree_lowering_passes): Declare
2475 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2477 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2479 2005-05-17 Jeff Law <law@redhat.com>
2481 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2482 * tree-ssa-forwprop.c: Include langhooks.h.
2483 (forward_propagate_addr_expr_into_variable_array_index): New.
2484 (forward_propagate_addr_expr): New.
2485 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2486 the statements in the block instead of just the last statement.
2487 Call forward_propagate_addr_expr as needed.
2488 (pass_forwprop): Update the SSA graph after forward propagation is
2491 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2493 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2494 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2496 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2497 base_from_object, fde_split, end_fde_sort): Likewise.
2498 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2499 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2500 uw_init_context_1): Likewise.
2501 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2502 _Unwind_Resume_or_Rethrow): Likewise.
2503 * unwind-pe.h (__gxx_abort): Do not define.
2504 (size_of_encoded_value, base_of_encoded_value,
2505 read_encoded_value_with_base): Use gcc_unreachable.
2506 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2508 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2510 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2511 (cfi_end): New macros.
2512 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2513 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2514 an eight byte stack frame.
2515 (__NR_tkill): Define.
2516 (__div0): Use gettid tkill on GNU/Linux.
2517 (_arm_return): Add CFI.
2518 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2520 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2522 * configure.ac: Remove spaces around assignment to
2524 * configure: Regenerated.
2526 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2528 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2529 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2531 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2532 Modify aix_struct_return variable, not target_flags.
2533 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2534 (rs6000_return_in_memory): Test aix_struct_return.
2535 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2536 independent variable. Report mxl-compat.
2538 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2540 * config/bfin/bfin.md (eh_return): Add missing DONE.
2542 2005-05-17 Ian Lance Taylor <ian@airs.com>
2544 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2546 (mode_attr_index): Remove check for defined attribute. Remove
2547 infile parameter. Change all callers.
2548 (apply_mode_maps): Add unknown parameter. Change caller. Always
2549 return after finding attribute.
2550 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2552 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2553 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2554 attribute used for a mode.
2556 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2558 * tree-ssa-math-opts.c: New file.
2560 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2562 * tree-ssa-math-opts.c: New file.
2564 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2566 * Makefile.in: Add tree-ssa-math-opts.c.
2567 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2568 * fold-const.c (distribute_real_division): New.
2569 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2570 * tree-pass.h (pass_cse_reciprocals): New.
2571 * tree-optimize.c (init_tree_optimization_passes): Run it.
2572 * doc/passes.texi: Document the new pass.
2574 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2577 * builtins.c (fold_builtin_constant_p): Handle
2578 &"string cst"[0] as constant.
2580 2005-05-17 Richard Henderson <rth@redhat.com>
2582 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2584 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2587 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2588 src2 if src2 has been split.
2590 PR tree-optimization/21610
2591 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2592 returning DECL, call unshare_expr.
2594 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2596 * config/cris/cris.md: Unquote preparation and output statements.
2597 (BWD, WD, BW): New, mode-macros.
2598 (S, s, m, mm, nbitsm1): New, mode-attrs.
2599 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2600 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2602 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2603 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2604 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2606 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2607 ("movdi"): Move misplaced head comment regarding necessity of
2608 movdi from movsi to here.
2609 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2611 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2612 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2613 "*mov_sideqi_biap_mem".
2614 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2616 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2617 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2618 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2619 and "*clear_sideqi".
2620 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2621 "*ext_sidehisi_biap".
2622 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2624 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2625 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2626 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2627 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2628 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2630 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2631 "*op_sidehi_biap" and "*op_sidesi_biap".
2632 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2634 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2635 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2636 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2637 "*op_swap_sidehi" and "*op_swap_sidesi".
2638 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2639 in the N alternative of "subqi3".
2640 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2641 "*extophisi_side_biap".
2642 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2644 ("*extop<mode>si_swap_side_biap"): Replace
2645 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2646 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2647 "*extophisi_swap_side".
2648 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2649 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2651 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2652 "mulqihi3", "mulhisi3" and "mulhisi3".
2653 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2654 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2656 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2657 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2658 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2659 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2660 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2661 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2662 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2663 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2664 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2665 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2666 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2667 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2669 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2670 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2672 ("b<ocond>"): Replace "bgt" and "ble".
2673 ("b<rcond>"): Replace "blt" and "bge".
2674 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2675 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2677 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2679 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2681 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2683 ("s<rcond>"): Replace "sge" and "slt".
2684 ("s<ocond>"): Replace "sgt" and "sle".
2685 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2686 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2687 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2688 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2690 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2692 * varasm.c (struct constant_descriptor_tree): Add hash field.
2693 (const_desc_hash): Just return hash field.
2694 (const_desc_eq): If hash values are different, return 0 immediately.
2695 (output_constant_def): Compute hash field of temporary key, use
2696 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2697 newly built constant descriptor.
2698 (lookup_constant_def): Compute hash field of temporary key, use
2699 htab_find_with_hash instead of htab_find.
2701 2005-05-16 Richard Henderson <rth@redhat.com>
2703 * config/i386/sse.md (mulv4si3): New.
2705 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2707 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2708 tests for noncanonical versions of reg+constant and
2711 2005-05-16 Richard Henderson <rth@redhat.com>
2712 Steven Bosscher <stevenb@suse.de>
2715 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2716 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2717 region data structure to match replacement.
2718 * tree-flow.h: Update to match.
2719 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2720 * tree-ssa-dom.c (optimize_stmt): Likewise.
2721 * tree-ssa-pre.c (eliminate): Likewise.
2722 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2724 2005-05-16 Caroline Tice <ctice@apple.com>
2726 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2727 internal_error with gcc_assert.
2728 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2729 * function.h (struct function): Remove space between "*" and
2731 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2732 modify to use alloca.
2733 (unlikely_text_section): Add check for flag_function_sections.
2734 (assemble_start_function): Move call to resolve_section, so it
2735 comes before first call to unlikely_text_section.
2736 (assemble_end_function): Add test and call to function_section
2739 2005-05-16 Roger Sayle <roger@eyesopen.com>
2741 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2742 instead of build_binary_op when performing code transformations
2743 to avoid error messages about constructs not it the user's code.
2745 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2747 * tree-ssa-pre.c: Fix a comment typo.
2749 2005-05-16 Richard Henderson <rth@redhat.com>
2752 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2753 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2754 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2755 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2756 add_tprel22): Remove mode from symbolic operand.
2758 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2760 * optc-gen.awk: Include intl.h after the externally-provided files.
2762 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2764 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2765 folding a COND_EXPR_COND in a nondestructive manner.
2767 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2769 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2770 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2771 New values for vec_select definitions and bitmask for element
2774 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2776 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2777 Change the type to VEC(rtx,gc)*.
2778 (mem_loc_descriptor, add_const_value_attributes,
2779 dwarf2out_init): Adjust uses of used_rtx_varray.
2781 * tree-data-ref.c (compute_all_dependences): Change the type
2782 of dependence_relations to VEC(ddr_p,heap)**.
2783 (compute_data_dependences_for_loop): Change the type of
2784 allrelations to VEC(ddr_p,heap)*.
2786 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2788 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2789 system.h, coretypes.h and tm.h.
2790 (options.o): Update dependencies accordingly.
2791 * optc-gen.awk: Allow header_name to be a list of filenames.
2792 Handle the "Condition" flag.
2793 * opts.h (CL_DISABLED): New flag.
2794 * opts.c (handle_option): Print an error for CL_DISABLED options.
2795 * doc/options.texi: Document the "Condition" option flag.
2797 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2799 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2801 2005-05-15 Roger Sayle <roger@eyesopen.com>
2803 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2804 check for TREE_OVERFLOW on INTEGER_CST trees.
2805 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2806 CONSTANT_CLASS_P tree nodes.
2808 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2811 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2813 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2815 Fix PR tree-optimization/21576
2817 * tree-ssa-pre.c (expression_node_pool): New pool.
2818 (comparison_node_pool): Ditto.
2819 (list_node_pool): Ditto.
2820 (pool_copy_list): New function.
2821 (phi_translate): Handle CALL_EXPR.
2822 (valid_in_set): Ditto.
2823 (create_expression_by_pieces): Ditto.
2824 (insert_into_preds_of_block): Ditto.
2825 (insert_aux): Ditto.
2826 (compute_avail): Ditto.
2827 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2828 (can_value_number_call): New function.
2829 (find_leader): Update comment.
2830 (init_pre): Create new pools.
2831 (fini_pre): Free new pools.
2832 (pass_pre): Add TODO_update_ssa for the future when we are going
2834 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2835 (set_value_handle): Ditto.
2836 (get_value_handle): Ditto.
2838 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2840 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2842 2005-05-15 Andreas Jaeger <aj@suse.de>
2844 * gcc.c (pfatal_pexecute): Remove unused local function.
2846 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
2848 * optc-gen.awk: Remove excess indentation.
2849 * opth-gen.awk: Likewise.
2851 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
2853 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2854 of basic_block_info. Call init_flow and find_basic_blocks
2855 before dbr_schedule if needed.
2857 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2859 * tree-optimize.c (init_tree_optimization_passes): Move
2860 pass_cd_dce in place of the last pass_dce.
2862 PR tree-optimization/21563
2863 * tree-vrp.c (compare_value): Return boolean_false_node when
2864 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
2865 strictly larger than CST.
2867 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
2868 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2870 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
2872 (rev_cond_name) Likewise.
2873 (vax_float_literal) Likewise.
2874 * config/vax/vax.md: Likewise.
2876 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2878 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
2879 registers and use them (specifically the stack pointer).
2880 * config/vax/vax.h: Use above defines right here.
2882 * config/vax/vax.c: (override_options) Remove 'register' keyword.
2883 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
2884 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
2886 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
2887 mostly removal of trailing spaces...
2888 * config/vax/vax-modes.def: Remove trailing whitespace.
2890 * config/vax/elf.h: Update whitespace.
2892 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2895 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2896 * fold-const.c (fold_indirect_ref_1): Avoid removing
2897 NOP_EXPRs with type qualifiers like const.
2899 2005-05-14 Jan Hubicka <jh@suse.cz>
2901 Patch by Richard Henderson:
2902 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2903 Handle RESX expressions properly.
2905 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
2906 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
2907 (remove_stmt_from_eh_region_fn): Likewise.
2909 * tree-cfg.c (execute_warn_function_return): Break out noreturn
2911 (execute_warn_function_noreturn): ... here.
2912 (pass_warn_function_noreturn): New pass.
2913 * tree-pass.h (pass_warn_function_noreturn): Declare
2914 * tree-optimize.c (init_tree_optimization_passes): Move return
2915 warnings early and add noreturn warnings at place of previous
2918 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2920 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2921 root_var_init, type_var_init): Use VEC instead of VARRAY.
2922 * tree-ssa-live.h (tree_partition_associator_d): Change the
2923 type of trees to VEC(tree,heap)*.
2924 (tpa_tree): Use VEC instead of VARRAY.
2926 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2928 * fold-const.c (div_if_zero_remainder): New function.
2929 (try_move_mult_to_index): Use it.
2931 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2933 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2935 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2936 lower_try_finally_copy, lower_try_finally_switch,
2937 lower_try_finally): Use VEC instead of VARRAY.
2939 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2941 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2942 comment regarding defined register classes.
2943 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2945 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2947 * tree-optimize.c (init_tree_optimization_passes): Move
2948 pass_merge_phi before the first pass_dominator.
2950 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2952 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2955 2005-05-13 Josh Conner <jconner@apple.com>
2957 * config/arm/arm.c (arm_size_return_regs): New.
2958 (thumb_unexpanded_epilogue): replace in-line calculation
2959 of return registers with call to arm_size_return_regs.
2960 (use_return_insn): Include test of which registers are
2961 being used to hold return values, to accommodate
2962 vector return values.
2964 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2966 * config/rs6000/sysv4.opt (mlittle): Handle.
2968 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2969 target_flags_explicit when appropriate.
2971 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2973 PR middle-end/20714:
2974 * optabs.c (no_conflict_data): New struct.
2975 (no_conflict_move_test): New function.
2976 (emit_no_conflict_block): Use it.
2978 2005-05-13 Adam Nemet <anemet@lnxw.com>
2980 * doc/invoke.texi (Debugging Options): Option
2981 -fdump-translation-unit only works with C++ now.
2983 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2985 Replace calls to abort in CRIS port.
2986 * config/cris/cris.h (CRIS_ASSERT): New macro.
2987 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2988 internal_error instead of abort.
2989 ("movsi"): Ditto. Unquote preparation statement section.
2990 ("call", "call_value"): Ditto, but use gcc_assert where
2991 appropriate. Tweak comments.
2992 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2994 (cris_op_str): Call internal_error, not abort.
2995 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2996 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2997 (cris_notice_update_cc): Call internal_error, not abort.
2998 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2999 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3000 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3001 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3002 ENABLE_CHECKING-guarded abort call.
3003 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3004 Use internal_error at end of test-chain.
3006 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3008 PR rtl-optimization/20769:
3009 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3010 pattern emitted by expand_nl_goto_receiver.
3012 PR middle-end/20793:
3013 * integrate.c (allocate_initial_values): Update register liveness
3016 2005-05-13 Josh Conner <jconner@apple.com>
3018 * arm.c (arm_return_in_memory): Add handling for vector return types.
3020 2005-05-13 David Ung <davidu@mips.com>
3022 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3024 * config/mips/mips.c: Add 4km alias.
3025 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3026 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3029 2005-05-13 Jan Hubicka <jh@suse.cz>
3031 * c-decl.c (finish_function): Suppress "control reaches end of
3032 non-void function" when "no return statement in function
3033 returning non-void" is issued.
3035 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3036 * tree-optimize.c (pass_gimple): Kill.
3037 (init_tree_optimization_passes): Kill pass_gimple.
3038 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3039 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3041 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3043 PR rtl-optimization/20756:
3044 * basic-block.h (PROP_DEAD_INSN): Define.
3045 * flow.c (propagate_one_insn): Set during mark_set_regs call
3047 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3048 that kills a live register.
3050 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3052 * config/s390/s390.md: ("DBL"): New mode attribute.
3053 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3054 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3055 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3057 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3059 * c-format.c (check_format_arg): Handle string literals of
3060 the form &"string"[offset].
3062 * g++.dg/warn/format4.C: New testcase.
3064 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3066 * config/mips/3000.md, config/mips/4000.md,
3067 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3068 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3069 config/mips/generic.md, config/pdp11/pdp11.md,
3070 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3071 config/sh/sh-modes.def, config/sh/sh-protos.h,
3072 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3074 2005-05-13 Richard Henderson <rth@redhat.com>
3076 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3077 addition to move unless dest is a register. Do not skip
3078 instantiation in dest on addition simplification.
3080 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3082 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3083 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3084 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3086 2005-05-13 Jan Hubicka <jh@suse.cz>
3088 * basic-block.h (FOR_ALL_BB_FN): New macro.
3089 (init_flow): Initialize cfg structure.
3090 * function.c (allocate_struct_function): Do not initialize cfg structure.
3091 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3092 (build_tree_cfg): ... here.
3093 * tree-flow.h (init_empty_tree_cfg): Declare.
3095 2005-05-12 Steven Bosscher <stevenb@suse.de>
3097 Fix PR tree-optimization/21520
3098 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3099 to attempt to fold constants.
3101 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3103 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3104 only when TARGET_ADJUST_UNROLL_MAX is defined.
3105 (general_movsrc_operand): Use the C style comment.
3106 (ua_offset): Use prototype.
3108 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3110 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3111 (struct hmr_data, hoist_memory_reference, memref_del,
3112 struct fmrv_data): Removed.
3113 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3114 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3116 (find_more_ref_vops): Traverse the list of memory references.
3117 (determine_lsm_loop): Work with the list of memory references instead
3118 of traversing the hashtable.
3120 2005-05-12 Steven Bosscher <stevenb@suse.de>
3121 Stuart Hastings <stuart@apple.com>
3122 Jan Hubicka <jh@suse.cz>
3124 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3125 duplicate_eh_regions): New functions, based on old
3126 implementation removed with RTL inliner.
3127 (reachable_next_level): Modify behaviour pre-inline.
3128 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3130 * function.h (struct function): Add after_inlining flag.
3131 * tree-optimize.c (tree_rest_of_compilation): Set it.
3132 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3134 * tree-cfg.c (label_to_block_fn): Deal with cases where
3135 label was never insterted into code.
3137 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3139 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3141 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3143 Fix PR tree-optimization/21532
3144 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3145 needs to go onto the inserted_exprs list.
3147 2005-05-12 Ian Lance Taylor <ian@airs.com>
3149 * c-common.h (statement_code_p): Don't declare.
3150 (STATEMENT_CODE_P): Don't define.
3151 (INIT_STATEMENT_CODES): Don't define.
3152 * c-common.c (statement_code_p): Don't define.
3154 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3156 * config/sparc/sparc.h: Remove dead code.
3157 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3158 FIRST_PARM_OFFSET for the size of the register window area.
3159 (emit_save_regs): Rename into emit_save_or_restore_regs.
3160 Add 'action' parameter. Use 4095 as upper bound for the offset.
3161 Pass 'action' to save_or_restore_regs.
3162 (emit_restore_regs): Delete.
3163 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3164 (sparc_expand_epilogue): Likewise.
3165 * config/sparc/sparc.md (mode macro P): Move.
3166 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3167 (mov<V32:mode> expander): Move to the top of the V32 section.
3168 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3169 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3170 (sibcall_epilogue): Move.
3172 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3175 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3176 synthesizing a constant of the difference of two immediates.
3178 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3180 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3181 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3182 the alternatives using integer registers into the appropriate
3185 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3187 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3188 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3189 * bitmap.h: Fixed comments.
3191 2005-05-11 Richard Henderson <rth@redhat.com>
3194 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3195 (ia64_cannot_force_const_mem): New.
3196 (tls_symbolic_operand_type): New.
3197 (ia64_legitimate_constant_p): New.
3198 (ia64_expand_load_address): Return true on success. Improve
3199 checks for when we should not split.
3200 (ia64_expand_tls_address): New addend operand. Distribute it
3201 as appropriate to the tls_kind. Delay referencing gp.
3202 (ia64_expand_move): Split symbolic addend as necessary. Handle
3203 tls symbols with addends.
3204 * config/ia64/ia64-protos.h: Update.
3205 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3206 p0, f0, f1, and r13.
3207 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3208 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3209 (symbolic_operand splitter): Pass everything through
3210 ia64_expand_load_address and FAIL or DONE as appropriate.
3211 (load_fptr): Only accept after reload.
3212 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3213 load_symptr_low, load_ltoff_dtpmod,
3215 (load_dtprel): Only accept tls symbols.
3216 (load_dtprel64, load_dtprel22): Likewise.
3217 (load_tprel, load_tprel64, load_tprel22): Likewise.
3218 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3219 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3220 (add_dtprel14, add_dtprel22): Likewise.
3221 (add_tprel, add_tprel14, add_tprel22): Likewise.
3222 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3223 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3224 (got_symbolic_operand): Check CONST offsets.
3225 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3226 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3227 (move_operand): Don't handle tls here. Check CONST offsets.
3229 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3231 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3232 Remove hilo_operand check.
3233 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3234 * config/mips/predicates.md (hilo_operand): Delete.
3236 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3238 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3240 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3242 PR tree-optimizer/18472
3243 * tree-if-conv.c (tree_if_convert_stmt,
3244 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3246 2005-05-11 Jan Hubicka <jh@suse.cz>
3248 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3249 (GTFILES): add except.h.
3250 * except.c (eh_status): Add throw_stmt_table.
3251 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3252 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3253 lookup_stmt_eh_region_fn): Declare.
3254 (throw_stmt_node): New structure.
3255 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3256 * gengtype.c (open_base_files): Add except.h to inlines.
3257 * tree-eh.c (throw_stmt_node): Kill.
3258 (record_stmt_eh_region): Update.
3259 (add_stmt_to_eh_region_fn): Break out from ...
3260 (add_stmt_to_eh_region): ... here.
3261 (remove_stmt_from_eh_region_fn): Break out from ...
3262 (remove_stmt_from_eh_region): ... here.
3263 (lookup_stmt_eh_region_fn): Break out from ...
3264 (lookup_stmt_eh_region): ... here.
3265 (honor_protect_cleanup_actions): Use build_resx.
3266 (lower_try_finally_onedest): Likewise.
3267 (lower_try_finally_copy): Likewise.
3268 (lower_try_finally_switch): Likewise.
3269 (lower_eh_constructs): Update eh table construction.
3270 * tree.c (build_resx): New.
3271 * tree.h (build_resx): Declare.
3273 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3275 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3278 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3280 * fold-const.c, libgcov.c: Fix comment typos.
3282 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3285 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3287 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3288 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3290 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3292 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3295 * crtstuff.c: Include auto-host.h again, for now.
3297 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3299 * config/mips/24k.md: Remove trailing whitespace.
3301 2005-05-11 David Ung <davidu@mips.com>
3303 * config/mips/mips.md (type): Add imul3.
3304 (length, hazard, may_clobber_hilo): Check for imul3.
3305 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3306 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3307 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3308 for a 3 operand mul and its bypasses.
3309 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3310 * config/mips/4000.md (r4k_imul): Likewise.
3311 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3312 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3313 (vr4130_muldi): Likewise.
3314 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3315 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3316 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3317 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3318 (ir_vr54_imadd_si): Likewise.
3319 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3320 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3321 (rm7_impy_di): Likewise.
3322 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3323 * config/mips/generic.md (generic_imul): Likewise.
3324 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3325 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3327 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3329 PR middle-end/20371:
3330 * tree.h (record_layout_info_s): New member prev_packed.
3331 * stor-layout.c (update_alignment_for_field): Fix comment about
3332 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3333 we start it properly aligned.
3334 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3335 to update_alignment_for_field, and recompute it afterwards using
3336 the alignment of the record.
3337 When a packed bitfield precedes an MS bitfield, don't add padding
3338 at the end of the packed bitfield on behalf of the base type of
3339 the packed bit field.
3340 Don't adjust rli->bitpos at the end
3341 of an MS bitfield run if we already adjusted bitpos/offset for an
3342 alignment as large or larger than the bitfield type size.
3343 Take possible record alignment > BIGGEST_ALIGNMENT into account
3344 when calculating actual_align.
3345 Only put packed buit fields into rli->prev_field if they end up
3347 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3348 Update rli->remaining_in_alignment when we have already started a
3349 run of bit fields and we process a packed bit field.
3351 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3353 * tree-data-ref.c (find_data_references_in_loop): Give up when
3354 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3355 may embed arbitrary side effects.
3356 Remove the assumption that GIMPLE form contains a single array
3357 access per statement.
3358 When the statement contains virtual operands, fail if it is not
3359 a MODIFY_EXPR or a CALL_EXPR.
3360 Return after the dont know node is inserted.
3362 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3364 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3366 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3369 PR tree-optimization/19639
3370 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3371 and generic summands for char* as s * delta, too, folding &a[i]
3372 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3373 for comparison of steps. Convert types for index addition.
3374 (fold_binary): Adjust the callers to always dispatch to
3375 try_move_mult_to_index.
3376 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3377 expr with non-gimple ARRAY_REF offset.
3379 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3381 * fold-const.c (fold_indirect_ref_1): Avoid removing
3382 NOP_EXPRs with type qualifiers like const.
3384 2005-05-11 Richard Henderson <rth@redhat.com>
3387 * c-decl.c (finish_decl): Propagate the completed array type of
3388 a global variable into the binding.
3390 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3392 * Makefile.in (gtype-desc.o, build/genautomata.o)
3393 (build/varray.o): Depend on $(VARRAY_H).
3395 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3397 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3398 optimization passes to do an initial batch of scalar cleanups.
3400 2005-05-10 Ian Lance Taylor <ian@airs.com>
3402 * read-rtl.c (struct macro_traverse_data): Define.
3403 (map_attr_string): New static function, broken out of
3404 apply_macro_to_string.
3405 (mode_attr_index, apply_mode_maps): New static functions.
3406 (apply_macro_to_string): Call map_attr_string.
3407 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3409 (apply_macro_traverse): Expect data to point to a struct
3410 macro_traverse_data.
3411 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3412 to pass data through htab_traverse.
3413 (read_rtx_1): Add mode_maps parameter. Change all callers.
3414 Handle mode names which are attribute strings.
3415 * doc/md.texi (Substitutions): Rename from String Substitutions.
3416 Change references. Document using attributes as modes.
3418 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3420 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3421 * tree-optimize.c (init_tree_optimization_passes) Swap
3422 pass_ch and pass_profile.
3423 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3424 here. Remove rewrite_into_loop_closed_ssa call.
3426 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3428 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3430 (legitimate_reload_constant_p): Add check for const double zero.
3431 * config/s390/s390.md: Add comment for constraint letter 'G'.
3432 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3433 attributes for new case.
3434 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3435 s390_const_double_ok_for_constraint_p.
3436 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3439 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3441 PR tree-optimization/21170
3442 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3443 rewrite_ssa_into_ssa in comments with update_ssa.
3445 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3447 * tree-ssa-loop-im.c: Include hashtab.h.
3448 (struct mem_ref_loc): New.
3449 (struct mem_ref): Describe the set of references with the same
3451 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3452 maybe_queue_var, fem_single_reachable_address,
3453 for_each_memref, single_reachable_address,
3454 is_call_clobbered_ref, determine_lsm_reg): Removed.
3455 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3456 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3457 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3459 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3460 (determine_lsm_loop): Rewritten.
3461 (determine_lsm): Do not set stmt uids.
3463 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3465 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3468 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3470 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3471 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3472 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3474 2005-05-10 Jeff Law <law@redhat.com>
3476 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3477 thread_across_edge for any abnormal edges.
3479 2005-05-10 Richard Henderson <rth@redhat.com>
3481 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3482 * config/ia64/ia64-protos.h: Declare it.
3483 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3484 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3485 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3486 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3487 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3488 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3489 extend result; use release semantics.
3490 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3491 (sync_val_compare_and_swap_<IMODE>): Update to match.
3493 2005-05-10 Richard Henderson <rth@redhat.com>
3495 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3496 before comparing it for success.
3498 2005-05-10 Richard Henderson <rth@redhat.com>
3500 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3501 no return value pattern.
3503 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3504 H.J. Lu <hongjiu.lu@intel.com>
3506 * libgcov.c (create_file_directory): New function. Create
3507 directory for the given file name.
3508 (gcov_max_filename): New static var. Keeps size of the longest
3510 (gcov_exit): Always try to create directory for output
3511 file. Relocate each filename basing on environment vars.
3512 (__gcov_init): Remember the longest file name.
3513 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3514 * doc/gcov.texi (Cross-profiling): New node documenting
3515 cross-profiling management.
3516 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3518 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3520 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3521 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3523 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3525 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3526 case code to avoid one move instruction.
3527 (__umodsi3, __modsi3): Merge duplicated code sequences.
3529 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3531 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3532 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3533 * doc/invoke.texi: Fix typos.
3535 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3536 init_data_ref, access_functions_are_affine_or_constant_p,
3537 free_data_refs): Use VEC instead of VARRAY.
3538 * tree-data-ref.h (data_reference): Change the type of
3539 access_fns to VEC(tree,gc)*.
3540 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3542 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3545 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3546 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3547 (contains_label_1, contains_label_p): New functions for checking
3548 labels in a sub-tree.
3550 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3553 * c-decl.c (pushdecl): When there is a declaration in the current
3554 scope and the declarations are external linkage, check for
3555 compatibility with the type in the external scope and update the
3556 type in the external scope with the composite type information.
3557 Do not form a composite type of the new type and the visible type
3558 if they are incompatible.
3560 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3562 * crtstuff.c: Revert part of 2005-05-08 Change.
3563 (IN_LIBGCC2): Define.
3565 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3567 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3568 remove redundant test.
3569 (fp_mov_p): Accept 0.
3570 (fp_high_losum_p): Remove redundant test.
3571 * config/sparc/predicates.md (const_high_operand): Explicitly test
3572 (not small_int_operand).
3573 (fp_const_high_losum_operand): New.
3574 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3575 (movdi_insn_sp32_v9): Use canonical predicates.
3576 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3577 (movdi_insn_sp64_novis): Delete.
3578 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3579 (movsf_insn_novis): Delete.
3580 (movsf_insn_vis): Rename into movsf_insn.
3581 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3582 (movsf_lo_sum): Use fp_const_high_losum_operand.
3583 (movsf_high): Likewise.
3584 (movsf_high_losum splitter): Likewise.
3585 (mov<V32:mode> expander): Use register_or_zero_operand.
3586 (mov<V64:mode> expander): Likewise.
3587 (movdf_insn_sp32): Use register_or_zero_operand.
3588 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3589 Rename into movdf_insn_sp32_no_fpu.
3590 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3591 Rename into movdf_insn_sp32_v9_no_fpu.
3592 (movdf_insn_v9only_novis): Delete.
3593 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3594 (movdf_insn_sp64_novis): Delete.
3595 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3596 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3597 Rename into movdf_insn_sp64_no_fpu.
3598 (movtf expander): Use register_or_zero_operand.
3599 (movtf_insn_sp32): Delete.
3600 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3601 Rename into movtf_insn_sp32.
3602 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3603 Rename into movtf_insn_sp32_no_fpu.
3604 (movtf_insn_hq_sp64): Delete.
3605 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3606 Rename into movtf_insn_sp64_hq.
3607 (movtf_insn_sp64): Delete.
3608 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3609 Rename into movtf_insn_sp64.
3610 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3611 Rename into movtf_insn_sp64_no_fpu.
3613 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3615 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3616 gcc_assert and gcc_unreachable as appropriate.
3617 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3618 xstormy16_output_cbranch_si, xstormy16_split_move,
3619 xstormy16_initial_elimination_offset,
3620 xstormy16_encode_section_info, xstormy16_print_operand_address,
3621 xstormy16_expand_call, xstormy16_expand_arith,
3622 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3624 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3626 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3627 const_copies to VEC(tree,heap)*.
3628 (new_elim_graph, delete_elim_graph, elim_graph_size,
3629 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3632 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3635 * doc/extend.texi (Type Attributes): Correct example syntax.
3637 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3640 * doc/invoke.texi (-Wuninitialized): Update documentation.
3642 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3644 * arm.c (const_ok_for_arm): Use a faster algorithm.
3646 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3649 * config/rs6000/rs6000.md (add_op2): New.
3650 (add<mode>3): Use it.
3652 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3654 * arm.c (arm_gen_constant): Add new heuristic for generating
3655 constant integers that can be expressed as the difference of two
3658 2005-05-09 Roger Sayle <roger@eyesopen.com>
3660 * c-tree.h (parser_build_unary_op): New prototype.
3661 * c-typeck.c (parser_build_unary_op): New function to construct
3662 a unary operation in the C parser.
3663 * c-parser.c (c_parser_unary_expression): Use the new function
3664 parser_build_unary_op when appropriate.
3666 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3669 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3670 before outputting DWARF_FRAME_RETURN_COLUMN.
3672 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3674 * config/s390/s390.c: (s390_branch_condition_mask,
3675 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3676 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3677 legitimize_pic_address, s390_emit_tls_call_insn,
3678 legitimize_tls_address, legitimize_tls_address,
3679 s390_expand_addcc, print_shift_count_operand, print_operand,
3680 addr_generation_dependency_p, annotate_constant_pool_refs,
3681 s390_split_branches, find_constant_pool_ref,
3682 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3683 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3684 s390_output_pool_entry, s390_function_value,
3685 s390_call_saved_register_used, s390_emit_call): Replace
3686 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3687 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3688 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3689 get_some_local_dynamic_name, s390_function_arg_size,
3690 s390_function_arg_advance, s390_function_arg,
3691 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3692 default case by gcc_unreachable.
3693 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3694 conditional abort by gcc_assert.
3695 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3696 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3698 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3700 * config/s390/s390.c: (s390_decompose_address,
3701 tls_symbolic_operand, legitimate_pic_operand_p,
3702 legitimate_constant_p, legitimate_reload_constant_p,
3703 s390_expand_plus_operand, legitimate_address_p,
3704 legitimate_la_operand_p, ): Remove 'register' from signature.
3705 (symbolic_reference_mentioned_p,
3706 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3707 variable declarations.
3708 (legitimize_address): Remove 'register' from
3709 signature and local variable declarations.
3711 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3713 * config/s390/s390-protos.h: (s390_match_ccmode,
3714 s390_match_ccmode_set, reg_used_in_mem_p,
3715 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3716 legitimate_la_operand_p, preferred_la_operand_p,
3717 s390_short_displacement, addr_generation_dependency_p,
3718 legitimate_reload_constant_p, legitimate_address_p): Change return type
3720 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3721 * config/s390/s390.c: (s390_match_ccmode,
3722 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3723 legitimate_reload_constant_p): Change return type into 'bool'.
3724 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3725 Likewise. Additionally adapted comment.
3726 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3727 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3728 (s390_decompose_address): Change the type of the internal flags
3729 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3730 (struct s390_address): Change type of "pointer" into bool.
3731 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3732 Adapt calls for 's390_tm_ccmode' to the new signature.
3734 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3736 * config/s390/s390.c: (s390_match_ccmode_set,
3737 s390_branch_condition_mnemonic, s390_short_displacement,
3738 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3739 print_shift_count_operand, get_some_local_dynamic_name,
3740 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3741 addr_generation_dependency_p, s390_split_branches,
3742 annotate_constant_pool_refs, find_constant_pool_ref,
3743 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3744 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3745 s390_register_info, s390_frame_info, s390_init_frame_layout,
3746 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3747 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3748 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3749 s390_encode_section_info, s390_cannot_force_const_mem,
3750 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3751 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3752 s390_adjust_priority, s390_issue_rate,
3753 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3754 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3755 s390_build_builtin_va_list, s390_gimplify_va_arg,
3756 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3757 s390_pass_by_reference, s390_fixed_condition_code_regs,
3758 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3759 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3760 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3761 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3762 s390_find_constant, s390_add_execute, s390_find_execute,
3763 s390_execute_label, s390_execute_target, s390_dump_pool,
3764 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3765 Move target macro definitions to the end of the file. Move several
3766 functions within the file to assure correct compiling.
3768 2005-05-09 Steven Bosscher <stevenb@suse.de>
3770 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3771 (fixup_tail_calls): ...here. Only look at insns between the
3772 start of the function and the FUNCTION_BEG insn note.
3774 * gcse.c (one_cprop_pass): Fix typos in dumps.
3776 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3778 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3780 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3781 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3782 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3783 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3785 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3786 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3787 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3790 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3792 * config/s390/s390.md: ("gf") New mode attribute.
3793 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3794 "fixuns_truncsfsi2"): Merge.
3795 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3796 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3797 "fix_truncsfsi2_ieee"): Merge.
3799 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3801 * config/s390/s390.md: ("FPR") New mode macro.
3802 ("de", "dee"): New mode attributes.
3803 ("cmpdf", "cmpsf"): Merge.
3804 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3805 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3806 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3807 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3808 ("floatdidf2", "floatdisf2"): Merge.
3809 ("adddf3", "addsf3"): Merge.
3810 ("*adddf3", "*addsf3"): Merge.
3811 ("*adddf3_cc", "*addsf3_cc"): Merge.
3812 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3813 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3814 ("subdf3", "subsf3"): Merge.
3815 ("*subdf3", "*subsf3"): Merge.
3816 ("*subdf3_cc", "*subsf3_cc"): Merge.
3817 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3818 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3819 ("muldf3", "mulsf3"): Merge.
3820 ("*muldf3", "*mulsf3" "): Merge.
3821 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3822 ("*fmadddf", "*fmaddsf"): Merge.
3823 ("*fmsubdf", "*fmsubsf"): Merge.
3824 ("divdf3", "divsf3"): Merge.
3825 ("*divdf3", "*divsf3"): Merge.
3826 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3827 ("negdf2", "negsf2"): Merge.
3828 ("*negdf2_cc", "*negsf2_cc"): Merge.
3829 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3830 ("*negdf2", "*negsf2"): Merge.
3831 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3832 ("absdf2", "abssf2"): Merge.
3833 ("*absdf2_cc", "*abssf2_cc"): Merge.
3834 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3835 ("*absdf2", "*abssf2"): Merge.
3836 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3837 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3838 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3839 ("*negabsdf2", "*negabssf2"): Merge.
3840 ("sqrtdf2", "sqrtsf2"): Merge.
3842 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3844 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3846 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3847 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3848 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3849 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3851 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3852 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3853 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3854 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3855 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
3856 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
3857 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
3858 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
3859 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
3860 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
3861 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
3862 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
3863 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
3864 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
3865 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
3866 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
3868 ("*divsf3"): Additionally rename second pattern to
3870 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3871 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
3872 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
3873 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
3874 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
3875 'type values' and rename 'type' value.
3876 ("*addsf3"): Additionally rename second pattern to
3879 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3881 * config/s390/s390.md: ("SHIFT"): New mode macro.
3882 ("lr", "shift"): New mode attributes.
3883 ("ashldi3", "lshrdi3"): Merge.
3884 ("*ashldi3_31", "*lshrdi3"_31): Merge.
3885 ("*ashldi3_64", "*lshrdi3"_64): Merge.
3886 ("ashlsi3", "lshrsi3"): Merge.
3888 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3890 * config/s390/s390.md: ("DSI", "SCOND"): New mode
3892 ("E", "g"): New mode attributes.
3893 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
3894 ("*adddi3_alc", "*addsi3_alc"): Merge.
3895 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
3896 ("*subdi3_slb", "*subsi3_slb"): Merge.
3897 ("adddicc", "addsicc"): Merge.
3898 ("*sconddi", "*scondsi"): Merge.
3899 ("*sconddi_neg", "*scondsi_neg"): Merge.
3900 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
3901 ("negdi2", "negsi2"): Extract expander pattern from
3902 "negsi2" and merge with "negdi2".
3903 ("*negdi2"): Merge with instruction pattern of "negsi2".
3904 ("*negdi2_cc", "*negsi2_cc"): Merge.
3905 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
3906 ("rotldi3", "rotlsi3"): Merge.
3908 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3910 * config/s390/s390.md: ("hc"): New mode attribute.
3911 ("extendhidi2", "extendqidi2"): Merge.
3912 ("*extendhidi2", "*extendqidi2"): Merge.
3913 ("extendhisi2", "extendqisi2"): Merge.
3914 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3915 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3916 Merged 2 define_split.
3917 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3918 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3920 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3922 * config/s390/s390.md: ("COMPARE"): New mode macro.
3923 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3924 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3925 "bungt", "bunle", "bunge", "bltgt"): Merge.
3927 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3929 * config/s390/s390.md: ("INT"): New mode macro.
3930 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3933 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3935 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3936 ("cmpdi", "cmpsi"): Merge.
3937 ("strlendi", "strlensi"): Merge.
3938 ("*strlendi", "*strlensi"): Merge.
3939 ("movmemdi", "movmemsi"): Merge.
3940 ("clrmemdi", "clrmemsi"): Merge.
3942 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3944 * config/s390/s390.md: ("HQI"): New mode macro.
3945 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3946 ("*tmhi_full", "*tmqi_full"): Merge.
3947 ("*tsthiCCT", "*tstqiCCT"): Merge.
3948 ("*tsthi", "*tstqi"): Merge.
3949 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3950 ("*sethighhisi", "*sethighqisi"): Merge.
3952 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3954 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3955 config/alpha/unicosmk.h, config/arc/arc.md,
3956 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3957 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3958 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3959 config/arm/semi.h, config/arm/uclinux-elf.h,
3960 config/arm/wince-pe.h, config/fr30/fr30.c,
3961 config/rs6000/altivec.h: Update copyright.
3963 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3965 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3966 gcc_assert and gcc_unreachable as appropriate.
3967 (pdp11_output_function_epilogue, output_move_double,
3968 output_move_quad, print_operand_address, output_jump,
3969 output_addr_const_pdp11): Likewise.
3970 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3971 ASM_OUTPUT_ALIGN): Likewise.
3972 * config/pdp11/pdp11.md: Likewise.
3973 (extendhisi2, subhi3, subqi3): Likewise.
3975 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3978 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3981 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3983 * config/ia64/ia64.c: Fix a comment typo.
3985 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3988 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3989 (arm_override_options): Use them instead of manifest constants. Don't
3990 allow -march to override the -mtune setting.
3992 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3994 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3995 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3996 (function_arg_advance, function_arg, save_restore_insns,
3997 iq2000_expand_prologue, iq2000_output_conditional_branch,
3998 expand_one_builtin, print_operand):
3999 * config/iq2000/iq2000.md (tablejump): Likewise.
4001 2005-05-09 David Ung <davidu@mips.com>
4003 * config/mips/mips.h (processor_type): Add names for the 24K.
4004 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4006 * config/mips/mips.md (cnv_mode): New attribute for recording the
4007 conversion types of float convert insns.
4008 (cpu): Add 24k and 24kx.
4009 (include): Include 24k.md file.
4010 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4011 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4012 (floatdisf2): Setup cnv_mode.
4013 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4015 * config/mips/24k.md: New file, contains 24k DFA pipeline
4018 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4020 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4021 gcc_unreachable as appropriate.
4022 (print_operand, prepare_move_operands, prepare_scc_operands,
4023 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4024 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4025 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4026 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4027 sh_set_return_address, sh_setup_incoming_varargs,
4028 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4029 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4030 check_use_sfunc_addr): Likewise.
4031 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4032 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4033 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4034 sh_symbian_mark_dllimport): Likewise.
4035 * config/sh/sh.md: Likewise.
4036 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4037 casesi_worker_2, casesi_shift_media, casesi_load_media,
4038 return_media): Likewise.
4040 2005-05-08 Roger Sayle <roger@eyesopen.com>
4043 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4046 2005-05-08 Richard Henderson <rth@redhat.com>
4048 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4050 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4052 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4053 and -1 can happen in reg_renumber when no hard register is assigned.
4055 2005-05-08 Steven Bosscher <stevenb@suse.de>
4056 Kazu Hirata <kazu@cs.umass.edu>
4058 PR tree-optimization/14841, tree-optimization/15838
4059 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4060 (evaluate_stmt): Call it.
4062 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4064 * config/ia64/ia64.c (ia64_override_options): Don't set
4065 ia64_flag_var_tracking and clear flag_var_tracking here...
4066 (ia64_file_start): ... but here.
4068 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4070 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4071 and gcc_unreachable as appropriate.
4072 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4073 m68hc11_gen_highpart, print_operand, print_operand_address,
4074 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4075 m68hc11_gen_movhi): Likewise.
4076 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4077 * config/m68hc11/m68hc11.md: Reword comment.
4079 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4082 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4085 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4087 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4088 the 68HC12 address indirect addressing mode as it is not supported by
4090 * config/m68hc11/m68hc11-protos.h
4091 (m68hc11_valid_addressing_p): Declare.
4092 (m68hc11_add_mode): Declare.
4093 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4094 register_indirect_p and export it.
4095 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4096 instruction so that it is part of the good BB.
4097 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4098 addressing with movw.
4099 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4101 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4102 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4103 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4105 ("*movhi_68hc12"): Handle movhi_const0.
4106 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4107 ("*subhi3_zext"): Likewise.
4109 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4112 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4113 operand 1 and fix constraints.
4114 ("mulqihi3"): Use general_operand for operand 2.
4116 2005-05-08 Julian Brown <julian@codesourcery.com>
4117 H.J. Lu <hongjiu.lu@intel.com>
4118 Paul Brook <paul@codesourcery.com>
4120 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4121 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4122 20050308/2.16.0 or newer for comdat group.
4123 * configure: Regenerated.
4124 * config.in: Regenerated.
4125 * varasm.c (default_function_rodata_section): Put .rodata section in
4126 COMDAT group when necessary.
4127 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4129 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4132 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4134 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4136 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4137 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4138 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4139 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4141 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4144 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4145 64-bit constants on 64-bit hosts.
4146 (m68hc11_split_logical): Simplify.
4147 (m68hc11_split_move): Likewise.
4149 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4150 Paolo Bonzini <bonzini@gnu.org>
4152 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4153 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4154 * configure.ac (enable_checking): Fix typos in runtime_checking.
4155 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4156 (xm_file): Prepend auto-host.h
4157 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4158 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4160 * crtstuff.c: Do not include auto-host.h.
4161 (IN_LIBGCC2): Do not define.
4162 * gcov-io.h: Include tconfig.h, not auto-host.h.
4163 * libgcc2.c: Do not include auto-host.h.
4164 (abort): Do not undefine.
4165 * libgcov.c: Remove unneeded comment about config.h.
4166 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4167 * config.in, configure: Regenerated.
4169 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4170 Falk Hueffner <falk@debian.org>
4172 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4173 and gcc_unreachable as appropriate.
4174 (get_aligned_mem, get_unaligned_address,
4175 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4176 alpha_emit_setcc, alpha_emit_conditional_move,
4177 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4178 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4179 alpha_expand_unaligned_load, alpha_expand_block_move,
4180 alpha_expand_zap_mask, get_trap_mode_suffix,
4181 get_round_mode_suffix, get_some_local_dynamic_name,
4182 print_operand_address, function_arg, alpha_return_in_memory,
4183 function_value, alpha_expand_builtin,
4184 alpha_initial_elimination_offset, alpha_expand_epilogue,
4185 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4186 alphaev5_next_group, alpha_align_insns,
4187 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4188 unicosmk_ssib_name): Likewise.
4189 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4190 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4191 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4192 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4193 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4194 * config/alpha/alpha.md (*divmodsi_internal_er,
4195 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4196 call_nt, call_umk, call_vms, call_value, sibcall_value,
4197 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4198 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4199 * config/alpha/predicates.md (input_operand): Likewise.
4201 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4203 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4204 gcc_unreachable, as appropriate.
4205 (frv_function_prologue, frv_alloc_temp_reg,
4206 frv_initial_elimination_offset, frv_expand_block_move,
4207 frv_expand_block_clear, frv_print_operand_jump_hint,
4208 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4209 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4210 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4211 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4212 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4213 frv_in_small_data_p, frv_asm_out_constructor,
4214 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4215 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4216 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4217 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4218 sibcall_value, casesi): Likewise.
4220 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4221 gcc_unreachable as appropriate.
4222 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4223 expand_epilogue, notice_update_cc, initial_offset,
4224 mn10300_address_cost_1): Likewise.
4225 * config/mn10300/mn10300.md: Likewise.
4226 (absdf2, abssf2, negdf2, negsf2): Likewise.
4228 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4231 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4233 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4234 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4235 including sunge_<mode> and sungt_<mode>.
4237 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4239 * integrate.h (get_hard_reg_initial_val): Change type of register
4240 parameter from int to unsigned int.
4241 (has_hard_reg_initial_val): Likewise.
4242 * integrate.c (get_hard_reg_initial_val): Likewise.
4243 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4245 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4247 * except.c (eh_status): Change the type of ttype_data to
4249 (add_ttypes_entry, assign_filter_values,
4250 output_function_exception_table): Use VEC instead of VARRAY.
4252 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4254 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4256 2005-05-07 Paul Brook <paul@codesourcery.com>
4258 * Makefile.in: Fix dependencies.
4259 (GCOV_IO_H, VARRAY_H): Set.
4261 2005-05-07 Anthony Green <green@redhat.com>
4264 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4265 x$STMP_FIXPROTO test.
4266 * configure: Rebuilt.
4268 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4270 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4271 inappropriate feature test macros if flag_iso.
4273 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4275 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4277 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4280 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4281 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4282 Handle moved operand being in special register.
4283 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4284 presumed working insn.
4285 (mover2side): Add FIXME.
4287 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4289 * integrate.c (get_func_hard_reg_initial_val): Delete.
4290 (has_func_hard_reg_initial_val): Delete.
4291 (get_hard_reg_initial_val): Inline the old implementation of
4292 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4293 instead of has_func_hard_reg_initial_val to test for an existing
4294 pseudo. Only create an rtx if a new initial value entry is needed.
4295 (has_hard_reg_initial_val): Scan the initial value list directly.
4296 Don't create an rtx.
4298 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4300 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4302 * config.in (HAVE_AS_POPCNTB): New.
4303 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4304 (HAVE_AS_POPCNTB): New.
4305 * configure: Regenerated.
4306 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4307 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4308 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4309 and rs6000_sched_costly_dep.
4310 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4311 (TARGET_XL_COMPAT): Delete.
4312 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4313 (popcount<mode>2): New.
4314 (popcntb<mode>2): New.
4315 * config/rs6000/rs6000.opt (mpopcntb): New.
4317 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4318 if variable name exists.
4320 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4322 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4324 2005-05-07 Richard Henderson <rth@redhat.com>
4327 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4328 with constant offsets.
4330 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4332 * config/v850/v850.c (print_operand): Use gcc_assert and
4333 gcc_unreachable, as appropriate.
4334 (print_operand_address, v850_handle_data_area_attribute,
4335 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4336 v850_insert_attributes, construct_prepare_instruction): Likewise.
4337 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4338 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4340 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4342 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4343 config/rs6000/rs6000.h: Fix comment typos.
4345 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4347 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4348 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4349 (mips_scalar_mode_supported_p): Delete.
4351 2005-05-06 Eric Christopher <echristo@redhat.com>
4353 * config/mips/mips.opt: Remove -mint64 option.
4354 * config/mips/mips.c (override_options): Remove -mint64
4356 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4357 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4358 64-bit integer handling.
4359 * doc/invoke.texi (Option Summary): Remove -mint64 for
4362 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4364 PR tree-optimization/19401
4365 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4366 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4367 (estimated_unrolled_size): New function.
4368 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4369 tree_unroll_loops_completely): Always unroll loops if the code size
4371 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4372 loops should be unrolled completely.
4373 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4375 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4377 PR rtl-optimization/21254
4378 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4379 assumptions for loops that otherwise do not roll.
4380 (find_simple_exit): Prefer # of iterations that is guaranteed
4382 * loop-unroll.c (decide_peel_once_rolling,
4383 decide_peel_completely): Check whether the loop is infinite.
4385 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4387 * config/rs6000/sysv4.opt: Fix typo.
4389 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4390 Jakub Jelinek <jakub@redhat.com>
4393 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4394 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4395 Don't use rep; movs{l,q} if the repetition count is really small,
4396 instead use a sequence of movs{l,q} instructions.
4398 2005-05-06 Jeff Law <law@redhat.com>
4400 PR tree-optimization/21380
4401 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4402 thread through a block with no preds.
4404 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4406 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4407 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4408 add_call_read_ops): Use VEC instead of VARRAY.
4410 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4412 * config/mcore/mcore.c (mcore_print_operand_address): Use
4413 gcc_assert and gcc_unreachable as appropriate.
4414 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4415 mcore_output_andn, output_inline_const, mcore_output_move,
4416 mcore_output_movedouble, mcore_expand_block_move,
4417 layout_mcore_frame, mcore_initial_elimination_offset,
4418 mcore_expand_prolog, mcore_mark_dllexport,
4419 mcore_mark_dllimport): Likewise.
4420 * config/mcore/mcore.h (switch_to_section): Likewise.
4421 * config/mcore/mcore.md: Likewise.
4423 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4425 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4426 TARGET_PROFILE_KERNEL.
4428 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4429 TARGET_PROFILE_KERNEL use.
4431 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4433 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4434 and gcc_unreachable, as appropriate.
4435 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4436 m32r_expand_prologue, m32r_output_function_epilogue,
4437 m32r_legitimize_pic_address, m32r_print_operand_address,
4438 emit_cond_move, m32r_function_symbol,
4439 m32r_output_block_move): Likewise.
4440 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4441 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4442 *rev_zero_branch_insn): Likewise.
4444 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4447 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4448 if both NEWDECL and OLDDECL are already weak.
4450 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4452 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4454 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4455 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4460 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4461 David Edelsohn <edelsohn@gnu.org>
4463 * config.gcc: Add .opt magic for the rs6000 ports.
4465 * doc/invoke.texi: Document -mabi= option properly. Document
4466 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4467 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4470 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4471 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4474 * config/rs6000/aix.opt: New.
4475 * config/rs6000/aix41.opt: New.
4476 * config/rs6000/aix64.opt: New.
4477 * config/rs6000/darwin.opt: New.
4478 * config/rs6000/linux64.opt: New.
4479 * config/rs6000/rs6000.opt: New.
4480 * config/rs6000/sysv4.opt: New.
4482 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4483 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4485 Define TARGET_USES_SYSV4_OPT.
4486 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4487 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4488 TARGET_USES_AIX64_OPT.
4489 * config/rs6000/aix51.h: Same.
4490 * config/rs6000/aix52.h: Same.
4491 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4492 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4493 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4494 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4495 * config/rs6000/linux64.h: Use
4496 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4498 * config/rs6000/rs6000.c: Remove definitions of
4499 rs6000_sched_restricted_insns_priority,
4500 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4501 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4502 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4503 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4504 rs6000_alignment_string. Define rs6000_explicit_options.
4505 (rs6000_parse_abi_options): Remove.
4506 (rs6000_parse_alignment_option): Remove.
4507 (rs6000_parse_float_gprs_option): Remove.
4508 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4509 TARGET_DEFAULT_TARGET_FLAGS.
4510 (rs6000_override_options): Revamp to use new .opt machinery.
4512 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4513 of new .opt machinery. Remove target_flags. Redefine
4514 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4515 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4516 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4517 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4518 rs6000_longcall_switch, rs6000_default_long_calls,
4519 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4520 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4521 TARGET_ALTIVEC_VRSAVE.
4523 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4525 * config.gcc (hppa1.1-*-rtems*): Remove.
4526 * config/pa/rtems.h: Remove.
4528 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4530 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4531 Exclude roe/603e multilib variants.
4533 2005-05-04 Denis Chertykov <denisc@overta.ru>
4536 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4539 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4541 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4542 arm/pe.opt to $extra_options.
4543 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4544 (target_float_abi_name, target_float_switch, target_abi_name)
4545 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4546 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4547 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4548 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4549 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4550 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4551 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4552 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4553 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4554 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4555 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4556 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4557 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4558 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4559 (arm_pic_register_string): Delete.
4560 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4562 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4563 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4564 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4565 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4566 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4567 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4568 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4569 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4570 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4571 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4572 (SUBTARGET_SWITCHES): Delete.
4573 * config/arm/arm.c (target_float_switch): Delete.
4574 (arm_cpu_select): Moved from config/arm/arm.h.
4575 (target_fpu_name, target_fpe_name, target_float_abi_name)
4576 (target_abi_name, structure_size_string, arm_pic_register_string)
4577 (arm_select): Make static.
4578 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4579 (arm_handle_option): New function.
4580 (arm_override_options): Update target_flags checks for new mask names.
4581 Remove target_float_switch code.
4582 (arm_expand_prologue, thumb_expand_prologue): Check
4583 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4584 * config/arm/arm.opt, config/arm/pe.opt: New files.
4586 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4588 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4589 gcc_unreachable as appropriate.
4590 (arc_double_limm_p, arc_setup_incoming_varargs,
4591 arc_compute_function_type, arc_output_function_prologue,
4592 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4593 output_shift, arc_print_operand, arc_print_operand_address,
4594 arc_final_prescan_insn): Likewise.
4595 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4597 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4599 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4604 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4605 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4606 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4607 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4608 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4609 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4610 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4611 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4613 2005-05-05 Paul Brook <paul@codesourcery.com>
4615 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4616 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4617 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4618 and tree-data-ref.h with *_H variables.
4620 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4622 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4624 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4626 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4628 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4630 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4632 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4634 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4635 setting of vrsave register for current function after
4636 call to save_world is emitted.
4638 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4640 * config/mmix/predicates.md: New file.
4641 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4642 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4643 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4644 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4645 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4647 * config/mmix/mmix.md: Include predicates.md.
4648 ("call", "call_value"): Force address to register if it isn't a
4649 mmix_symbolic_or_address_operand.
4651 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4653 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4654 the flags are of appropriate types.
4655 (num_ssa_operands): Generalize using the generic interface.
4656 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4659 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4661 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4662 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4664 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4666 * tree-outof-ssa.c (edge_leader, stmt_list,
4667 analyze_edges_for_bb): Use VEC instead of VARRAY.
4668 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4669 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4670 fini_analayze_edges_for_bb.
4672 2005-05-04 James E Wilson <wilson@specifixinc.com>
4675 * gcc.c (process_command): In the second argv scan loop, ignore
4676 Xassembler and Xpreprocessor, along with their argument.
4678 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4680 * tree-flow-inline.h, tree-ssa-operands.c,
4681 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4682 Likewise. tree-vn.c: Fix comment typos.
4683 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4685 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4687 * doc/tm.texi (Target Hooks): Document
4688 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4690 2005-05-04 Paul Brook <paul@codesourcery.com>
4692 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4694 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4696 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4697 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4700 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4701 get_expansion, expand_var_during_unrolling,
4702 insert_var_expansion_initialization,
4703 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4706 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4709 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4712 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4713 the same as INTEGER_TYPE.
4714 (fold_binary): Fold "bool_var != 0" to bool_var.
4715 Fold "bool_var == 1" to bool_var.
4717 2004-05-03 Richard Henderson <rth@redhat.com>
4720 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4721 from recog_data instead of insn_data.
4723 2005-05-03 DJ Delorie <dj@redhat.com>
4725 * common.opt (fdiagnostics-show-option): No variable is needed.
4726 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4727 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4728 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4729 Save and restore original message format. Use flag in context
4731 (warning): Don't test for enabled warnings here.
4732 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4735 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4737 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4738 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4739 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4740 * aclocal.m4: Don't include accross.m4.
4741 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4742 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4743 * configure, config.in: Regenerate.
4745 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4748 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4749 (clear_storage): Add argument.
4750 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4751 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4753 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4754 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4755 (store_expr, store_constructor): Adjust callers.
4756 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4757 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4758 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4759 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4760 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4761 with EXP. Pass EXP to expand_builtin_memmove.
4762 (expand_builtin_memset): Add ORIG_EXP argument, pass
4763 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4764 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4765 Pass EXP to expand_builtin_memset.
4766 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4768 (expand_builtin_strncmp): Likewise.
4769 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4770 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4771 (expand_builtin_fprintf): Likewise.
4772 (expand_builtin): Adjust calls to
4773 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4775 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4778 PR rtl-optimization/21239
4779 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4781 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4783 * tree-flow.h (tree_ann_common_d): Move aux to ...
4784 (stmt_ann_d): ... here.
4785 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4786 move_computations_stmt, schedule_sm): Update references to
4788 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4790 * tree-cfg.c (remove_bb): Remove a redundant call to
4792 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4795 2005-05-03 Richard Henderson <rth@redhat.com>
4797 * config/rs6000/rs6000.c: Remove conflict markers.
4799 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4801 2005-05-03 James E Wilson <wilson@specifixinc.com>
4803 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4805 2005-05-03 DJ Delorie <dj@redhat.com>
4807 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4808 decide if the warning will be printed.
4809 * calls.c (expand_call): Likewise.
4810 * function.c (init-function_start): Likewise.
4812 * common.opt (-fdiagnostics-show-option): New.
4813 * opts.c (option_enabled): Accept the option index instead of a
4814 pointer to the option descriptor.
4815 * opts.h (option_enabled): Likewise.
4816 * toplev.c (print_switch_values): Pass option index, not option
4818 * diagnostic.h (diagnostic_info): Add option_index.
4819 * diagnostic.c: Include opts.h.
4820 (diagnostic_set_info): Initialize option_index.
4821 (diagnostic_report_diagnostic): Amend option name if appropriate.
4822 (warning): Check to see if the specified warning is enabled.
4824 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4826 2005-05-03 Richard Henderson <rth@redhat.com>
4828 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4829 SPEC_OR_GEN_REGS definitions.
4831 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4834 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4835 for unavailable registers.
4837 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4839 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4841 * cfglayout.c (block_locators_blocks,
4842 insn_locators_initialize, insn_scope): Use VEC instead of
4845 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4846 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4849 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4851 * config/sparc/predicates.md (const_compl_high_operand): New.
4852 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4854 (sparc_emit_set_const64_quick1): Adjust for above change.
4855 (sparc_emit_set_const64_quick2): Likewise.
4856 (sparc_emit_set_const64_longway): Likewise.
4857 (sparc_emit_set_const64): Likewise.
4858 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
4859 movdi_const64_special): Delete.
4860 (logical constant splitters): Use const_compl_high_operand.
4862 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
4864 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
4865 rather than STRIP_NOPS.
4867 2005-05-03 Jakub Jelinek <jakub@redhat.com>
4869 PR rtl-optimization/21330
4870 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
4872 (unswitch_single_loop): Clear cinsn when retrying.
4875 * config/i386/i386.c (legitimize_address): When canonicalizing
4876 ASHIFT into MULT, multiply by 1 << shift_count instead of
4877 1 << log2 (shift_count).
4879 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
4881 * lambda-code.c (gcc_loop_to_lambda_loop,
4882 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
4883 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
4884 generic operand interface.
4885 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
4886 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
4887 generic operand interface.
4888 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
4889 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
4890 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
4891 num_imm_uses): Use ssa_use_operand_t.
4892 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
4893 get_v_must_def_ops): Delete.
4894 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
4895 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
4896 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
4897 get_v_must_def_kill_ptr): Delete.
4898 (delink_stmt_imm_use): Move and use new operand interface.
4899 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
4900 op_iter_next_tree): Use new operand implementation.
4901 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
4902 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
4904 (op_iter_next_mustdef, op_iter_next_maydef,
4905 op_iter_next_must_and_may_def): Delete. Replace with...
4906 (op_iter_next_maymustdef): New. Combine must and may next operations.
4907 (op_iter_init_maydef, op_iter_init_mustdef,
4908 op_iter_init_must_and_may_def): Use new interface.
4909 (single_ssa_tree_operand ): New. Process single operands only as trees.
4910 (single_ssa_use_operand): New. Process single operands only as uses.
4911 (single_ssa_def_operand): New. Process single operands only as defs.
4912 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
4914 (num_ssa_operands): New. Count the number of specified operands.
4915 (compare_ssa_operands_equal): New. Compare two statements' operands.
4916 (single_phi_def): New. Return true if PHI has one def of the specified
4918 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
4919 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
4920 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4921 (struct stmt_ann_d): Operands field no longer require GTY().
4922 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4923 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4924 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4925 dump_replaceable_exprs, rewrite_trees): Use generic interface.
4926 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4927 Use use_operand_p instead of ssa_imm_use_t *.
4928 * tree-pretty-print.c (dump_vops): check if operands are active before
4929 dumping virtual operands.
4930 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4931 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4932 (ccp_fold): Use new interface.
4933 (ccp_visit_stmt): Remove unused variables and code.
4934 (convert_to_gimple_builtin): Insert statements before calling
4935 mark_new_vars_to_rename.
4936 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4937 (copy_prop_visit_cond_stmt): Use generic interface.
4938 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4939 annotation in table.
4940 (thread_across_edge): Use generic interface.
4941 (initialize_hash_element): Initialzie with stmt, not annotation.
4942 (eliminate_redundant_computations): Use generic interface.
4943 (record_equivalences_from_stmt): Pass stmt, not annotation.
4944 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4946 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4947 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4948 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4949 generic operand interface.
4950 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4952 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4954 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4955 (build_defs, build_uses, build_v_may_defs, build_vuses,
4956 build_v_must_defs): Change type to struct opbuild_list_d.
4957 (ops_active): New. Operands active boolean.
4958 (operand_memory, operand_memory_index): New. Operand memory managers.
4959 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4960 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4961 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4962 Change from functions to static variable list heads.
4963 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4964 (opbuild_initialize_real): New. Initialize a virtual build list.
4965 (opbuild_free): New. Free a build list.
4966 (opbuild_num_elems): New. Number of items in a list.
4967 (opbuild_append_real): New. Add a real (tree *) operand.
4968 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4969 (opbuild_first): New. Return first element index in a list.
4970 (opbuild_next): New. Return next element in a list.
4971 (opbuild_elem_real): New. Return real element.
4972 (opbuild_elem_virtual): New. Return virtual element.
4973 (opbuild_elem_uid): New. Return UID of virtual element.
4974 (opbuild_clear): New. Reset an operand list.
4975 (opbuild_remove_elem): New. Remove an element form a list.
4976 (ssa_operands_active): New. Return true if operand cache is active.
4977 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4978 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4979 (correct_use_link): Use use_operand_p.
4980 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4981 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4982 (cleanup_v_may_defs): Use new implmentation.
4983 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4985 (append_def, append_use, append_v_may_def, append_vuse,
4986 append_v_must_def): Call opbuild_append routine instead of using varray.
4987 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4988 global parse_old_ops variable.
4989 (free_ssa_operands): New implementation.
4990 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4991 (copy_virtual_operands): Move. New generic implementation.
4992 (create_ssa_artficial_load_stmt): Move. New implementation.
4993 (swap_tree_operands): Update for new implementation.
4994 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4995 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4996 rather than a varray.
4997 (verify_imm_links): Use use_operand_p.
4998 (dump_immediate_uses_for): If the immediate use variable is a virtual
4999 variable, show the virtual ops in the stmt.
5000 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5001 (NULL_DEF_OPERAND_P): Now a #define.
5002 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5003 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5004 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5005 mustdef_optype_d): New. Use Linked list representation.
5006 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5007 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5008 (struct stmt_operands_d): Change to new pointers that are not GTY.
5009 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5010 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5011 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5012 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5013 SET_V_MUST_DEF_KILL): Delete.
5014 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5015 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5016 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5017 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5018 (enum ssa_op_iter_type): Operand iterator typechecking values.
5019 (struct ssa_operand_iterator_d): Use linked lists of operands.
5020 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5021 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5022 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5023 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5024 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5025 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5026 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5027 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5028 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5029 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5030 alloc_vuse, and alloc_mustdef.
5031 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5032 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5033 and finalize_ssa_v_must_def_ops.
5034 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5035 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5037 (compute_avail): Use generic iterator interface.
5038 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5039 (stmt_makes_single_load, stmt_makes_single_store): Use
5041 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5042 (statement_sink_location): Use generic interface.
5043 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5044 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5045 reset the immediate use link nodes.
5046 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5047 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5048 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5049 (eliminate_tail_call): Use generic operand interface.
5050 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5051 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5053 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5055 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5056 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5058 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5059 Use statement pointer instead of vuse_optype. Use generic interface.
5060 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5061 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5062 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5063 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5064 * doc/tree-ssa.texi: Update documentation for operand interface.
5066 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5068 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5069 gcc_unreachable as appropriate.
5070 (machopic_function_base_name, machopic_indirect_data_reference,
5071 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5072 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5073 * config/rs6000/altivec.md (*mov<mode>_internal,
5074 build_vector_mask_for_load): Likewise.
5075 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5076 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5077 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5078 * config/rs6000/predicates.md (easy_fp_constant,
5079 logical_operand): Likewise.
5080 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5081 compute_save_world_info, rs6000_emit_prologue,
5082 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5083 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5086 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5089 * convert.c (convert_to_integer): Convert ceil and floor in
5092 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5095 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5096 define_insn_and_split. Split only when memory operand is
5097 offsettable. Use adjust_address rather than plus_constant.
5098 (floatunssidf2_internal): Likewise.
5099 (fix_truncdfsi2_internal): Split only when memory operand is
5100 offsettable. Use adjust_address rather than plus_constant.
5101 (fix_trunctfsi2_internal): Likewise.
5102 (floatsidf2_internal): Likewise.
5104 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5106 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5107 (set_value_range_to_null): Likewise.
5108 (set_value_range_to_varying): New function. Use it in all
5109 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5110 (extract_range_from_assert): If the integral type has a
5111 super-type, and LIMIT is not within MIN and MAX values of that
5112 type, set the resulting range to VR_VARYING.
5114 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5116 * config/mmix/mmix.opt: New file.
5117 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5118 (mmix_cc1_ignored_option): Don't declare.
5119 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5120 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5121 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5122 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5123 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5124 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5125 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5126 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5128 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5129 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5130 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5132 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5135 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5136 * c-decl.c (current_function_prototype_built_in,
5137 current_function_prototype_arg_types): New.
5138 (merge_decls): Keep source location of prototype followed by
5139 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5140 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5141 (start_function): Always set current_function_prototype_locus,
5142 current_function_prototype_built_in and
5143 current_function_prototype_arg_types. Check for external
5144 prototype whether or not visible for external function and set
5145 current_function_prototype_arg_types accordingly.
5146 (store_parm_decls_oldstyle): Use
5147 current_function_prototype_arg_types for checking old-style
5148 definition against prototype. Give warnings only if
5149 current_function_prototype_built_in).
5151 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5153 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5154 (ggc_alloc_zone_stat): Don't define.
5155 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5156 ggc_alloc_zone_pass_stat.
5157 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5158 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5159 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5161 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5163 * calls.c (expand_call): Handle current_function_pretend_args_size
5164 when checking for sibcalls.
5166 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5168 PR tree-optimization/21294
5169 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5170 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5172 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5175 * gcov-io.h: Declare gcov external functions hidden.
5177 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5179 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5180 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5181 Use VEC instead of VARRAY.
5184 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5187 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5189 * c-common.c (resolve_overloaded_builtin): Forward to target
5190 hook for BUILT_IN_MD built-ins.
5191 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5192 for all types of built-in.
5193 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5194 in the definition of the target hooks struct.
5195 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5196 * config/rs6000/altivec.h: Rewritten.
5197 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5198 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5199 rs6000_builtin_type, rs6000_builtin_type_compatible,
5200 altivec_overloaded_builtins, rs6000_builtin_type,
5201 rs6000_builtin_type_compatible): New.
5202 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5204 (def_builtin): Turn into a function. Check for duplicates and store
5205 the builtin into rs6000_builtin_decls.
5206 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5207 bdesc_1arg): Add overloaded builtins.
5208 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5209 do not support ALTIVEC_COMPILETIME_ERROR.
5210 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5211 nodes to represent front-end types.
5212 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5213 with opaque arguments and/or return values.
5214 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5215 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5216 (rs6000_builtin_type_index): New.
5217 (is_ev64_opaque_type): Rename to...
5218 (rs6000_is_opaque_type): ... this.
5219 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5222 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5224 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5227 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5228 Bernd Schmidt <bernd.schmidt@analog.com>
5230 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5231 print_address_operand, print_operand, legitimize_pic_address,
5232 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5233 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5235 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5237 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5239 * doc/passes.texi: Document vectorization pass.
5241 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5243 * tree-scalar-evolution.c (get_exit_conditions_rec,
5244 select_loops_exit_conditions,
5245 number_of_iterations_for_all_loops,
5246 analyze_scalar_evolution_for_all_loop_phi_nodes,
5247 scev_analysis): Use VEC instead of VARRAY.
5249 2005-05-02 Michael Matz <matz@suse.de>
5252 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5253 (warn_strict_null_sentinel): Define.
5254 (check_function_sentinel): Check for null_node as valid sentinel too.
5255 * c-common.h (c_tree_index): Added CTI_NULL.
5256 (null_node) Define global_tree[CTI_NULL].
5257 (warn_strict_null_sentinel): Declare.
5258 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5259 * c.opt: (Wstrict-null-sentinel): New C++ option.
5260 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5262 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5264 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5267 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5269 * dwarf2out.c (decl_scope_table, push_decl_scope,
5270 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5273 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5276 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5278 * doc/cpp.texi (__DEPRECATED): Document.
5279 (__EXCEPTIONS): Likewise.
5280 (__GXX_WEAK__): Likewise.
5282 * function.c (INVOKE__main): Do not define.
5283 (expand_main_function): Check HAS_INIT_SECTION when determining
5284 whether or not to call __main.
5286 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5288 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5290 2005-01-05 Paul Brook <paul@codesourcery.com>
5292 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5293 (INITIALIZE_TRAMPOLINE): Use it.
5294 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5295 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5296 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5298 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5300 * doc/install.texi (Specific): Omit dots in the @anchors names
5301 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5302 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5304 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5306 PR tree-optimization/18316
5307 PR tree-optimization/19126
5308 * tree.c (build_int_cst_type): Avoid shift by size of type.
5309 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5311 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5312 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5314 (dump_cand): Dump depends_on information.
5315 (determine_biv_step): Add argument to simple_iv call.
5316 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5317 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5319 (add_candidate_1): Record depends_on for candidates.
5320 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5321 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5322 Handle ivs with nonconstant step.
5323 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5324 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5325 (create_new_iv): Unshare the step before passing it to create_iv.
5326 (free_loop_data): Free cand->depends_on.
5327 (build_addr_strip_iref): New function.
5328 (find_interesting_uses_address): Use build_addr_strip_iref.
5329 (strip_offset_1): Split the recursive part from strip_offset.
5330 Strip constant offset component_refs and array_refs.
5331 (strip_offset): Split the recursive part to strip_offset_1.
5332 (add_address_candidates): Removed.
5333 (add_derived_ivs_candidates): Do not use add_address_candidates.
5334 (add_iv_value_candidates): Add candidates with stripped constant
5335 offset. Consider all candidates with initial value 0 important.
5336 (struct affine_tree_combination): New.
5337 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5338 aff_combination_add_elt, aff_combination_add,
5339 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5340 fold_affine_sum): New functions.
5341 (get_computation_at): Use fold_affine_sum.
5342 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5343 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5346 2005-04-30 Michael Matz <matz@suse.de>
5348 * config/i386/i386.md (movmemsi): Also active when
5349 TARGET_INLINE_ALL_STRINGOPS.
5351 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5354 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5356 2005-04-30 Paul Brook <paul@codesourcery.com>
5358 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5360 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5361 * config/arm/ieee754-sf.S: Ditto.
5362 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5363 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5365 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5367 * tree-ssanames.c: Fix a comment typo.
5368 * doc/options.texi: Fix a typo.
5370 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5372 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5373 gcc_unreachable as appropriate.
5374 (split_adds_subs, cond_string, print_operand,
5375 h8300_initial_elimination_offset, h8300_classify_operand,
5376 h8300_unary_length, h8300_short_immediate_length,
5377 h8300_bitfield_length, h8300_binary_length,
5378 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5379 compute_plussi_length, compute_plussi_cc, output_logical_op,
5380 compute_logical_op_length, compute_logical_op_cc,
5381 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5382 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5383 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5384 h8300_regs_ok_for_stm): Likewise.
5385 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5386 monitor_prologue): Likewise.
5388 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5390 * loop-invariant.c (invariants, create_new_invariant,
5391 get_inv_cost, best_gain_for_invariant,
5392 find_invariants_to_move, move_invariants,
5393 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5396 2005-04-29 Richard Henderson <rth@redhat.com>
5398 * function.c (instantiate_decls): Remove valid_only argument.
5399 (instantiate_decls_1, instantiate_decl): Likewise.
5400 (instantiate_virtual_regs_1): Delete.
5401 (instantiate_virtual_regs_lossage): Delete.
5402 (instantiate_virtual_regs_in_rtx): New.
5403 (safe_insn_predicate): New.
5404 (instantiate_virtual_regs_in_insn): New.
5405 (instantiate_virtual_regs): Update to match all that. Only run
5406 instantiate_decls once.
5408 2005-04-29 Richard Henderson <rth@redhat.com>
5409 Daniel Jacobowitz <dan@codesourcery.com>
5411 * gengtype.c (write_func_for_structure): Split out ...
5412 (output_type_enum): ... new function. Fix thinko accessing
5413 TYPE_PARAM_STRUCT data.
5415 2005-04-29 Tom Tromey <tromey@redhat.com>
5417 * tree.c (build_block): Removed unused 'tags' argument.
5418 * tree.h (build_block): Removed argument.
5420 2005-04-29 Michael Matz <matz@suse.de>
5422 PR rtl-optimization/21144
5423 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5425 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5427 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5428 flag_reorder_blocks.
5430 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5432 PR tree-optimization/21030
5433 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5434 ranges where VR->MAX is smaller than VR->MIN.
5436 2005-04-29 Devang Patel <dpatel@apple.com>
5438 PR tree-optimization/21272
5439 PR tree-optimization/21266
5440 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5442 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5444 * tree-flow-inline.h: Fix a comment typo.
5445 * doc/tree-ssa.texi: Fix a typo.
5447 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5449 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5451 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5452 gcc_unreachable as appropriate.
5453 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5454 fr30_print_operand, fr30_move_double): Likewise.
5455 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5457 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5459 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5460 definition has already been provided.
5461 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5462 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5463 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5465 2005-04-29 Jim Tison <jtison@us.ibm.com>
5467 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5468 trace hooks calls to improve performance.
5470 2005-04-29 Julian Brown <julian@codesourcery.com>
5471 Mark Mitchell <mark@codesourcery.com>
5472 Paul Brook <paul@codesourcery.com>
5474 * crtstuff.c: Handle targets that use .init_array.
5475 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5476 that INVOKE__main is set correctly.
5477 (expand_main_function): Test INVOKE__main.
5478 * libgcc2.c: Do not define __main when using .init_array.
5479 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5480 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5482 (DTORS_SECTION_ASM_OP): Likewise.
5483 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5484 (CTOR_LIST_END): Likewise.
5485 (DTOR_LIST_BEGIN): Likewise.
5486 (DTOR_LIST_END): Likewise.
5487 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5488 (FINI_SECTION_ASM_OP): Likewise.
5489 (INIT_ARRAY_SECTION_ASM_OP): Define.
5490 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5491 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5492 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5493 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5494 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5496 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5498 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5499 gcc_assert and gcc_unreachable as appropriate.
5500 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5501 const_int_cost, output_move_const_into_data_reg,
5502 output_move_qimode, output_move_double, find_addr_reg,
5503 print_operand, print_operand_address): Likewise.
5504 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5505 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5506 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5507 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5508 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5509 conditional_trap): Likewise.
5510 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5512 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5514 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5515 gcc_unreachable as appropriate.
5516 (gen_conditional_move, xtensa_split_operand_pair,
5517 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5518 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5519 xtensa_copy_incoming_a7, xtensa_output_literal,
5520 xtensa_output_literal, xtensa_output_literal): Likewise.
5521 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5522 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5523 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5524 movsicc_internal1, movsfcc_internal0,
5525 movsfcc_internal1): Likewise.
5527 2005-04-28 James E Wilson <wilson@specifixinc.com>
5529 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5530 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5532 2005-04-28 DJ Delorie <dj@redhat.com>
5534 * opt-functions.awk (var_set): Emit proper initializer for
5535 non-target bitfields.
5537 2005-04-28 Devang Patel <dpatel@apple.com>
5539 * dbxout.c (have_used_extensions): Remove.
5540 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5541 have_used_extensions.
5543 2005-04-28 James E Wilson <wilson@specifixinc.com>
5545 * doc/install.texi: Update -enable-languages info. Correct path to
5548 2005-04-28 DJ Delorie <dj@redhat.com>
5550 * optc-gen.awk (END): Make sure no variable is defined more
5552 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5553 Allow for bitfield variables other than target_flags.
5554 * doc/options.text (Mask): Document that you may specify a
5555 variable other than target_flags.
5557 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5559 PR rtl-optimization/18877
5560 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5561 number in val.start.
5563 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5566 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5568 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5569 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5570 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5572 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5574 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5575 creating pseudos when the base offset is too large.
5577 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5579 * global.c (earlyclobber_regclass): Change the type to
5581 (check_earlyclobber): Update uses of earlyclobber_regclass.
5582 (mark_reg_use_for_earlyclobber): Likewise.
5583 (calculate_local_reg_bb_info): Allocate and free
5584 earlyclobber_regclass using the VEC API.
5586 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5588 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5591 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5593 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5596 * config.gcc: Obsolete c4x-* and tic4x-*.
5598 * tree.h (edge_def): Remove.
5600 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5601 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5602 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5603 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5606 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5607 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5608 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5609 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5610 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5611 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5612 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5613 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5614 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5615 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5616 config/i386/cygming.h, config/i386/djgpp.h,
5617 config/i386/lynx.h, config/i386/netware.c,
5618 config/i386/winnt.c, config/ia64/ia64-c.c,
5619 config/iq2000/iq2000.c, config/m32r/little.h,
5620 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5621 config/m68k/m68k.md, config/mcore/mcore.c,
5622 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5623 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5624 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5625 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5626 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5627 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5628 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5629 config/s390/2064.md, config/s390/2084.md,
5630 config/s390/s390-modes.def, config/s390/s390-protos.h,
5631 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5632 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5633 config/vax/vax.c, config/vax/vax.h,
5634 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5637 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5639 * c-typeck.c (build_compound_expr): Correct logic in last change.
5641 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5643 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5644 parameters. Replace conditional move code with assert checking for
5645 ar.lc. Delete obsolete comments.
5646 (set_src_needs_barrier): Delete cond parameter, and code using it.
5647 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5648 assert checking for PR_REGS. Fix calls to update_set_flags and
5649 set_src_needs_barrier.
5650 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5651 callers. Rewrite explanatory comment before the function.
5652 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5655 2005-04-27 Mike Stump <mrs@apple.com>
5657 * doc/cpp.texi: gcc now implements universal character names.
5659 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5662 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5663 being a compound expression whose right-hand side is cast to void.
5665 2005-04-27 Caroline Tice <ctice@apple.com>
5667 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5668 Remove targetm.have_named_sections test.
5669 (fix_edges_for_rarely_executed_code): Likewise.
5670 (insert_section_boundary_note): Likewise.
5671 (reorder_basic_blocks): Check partitioning flag before calling
5672 verify_hot_cold_block_grouping.
5673 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5674 the function struct rather than global variables.
5675 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5676 (COLD_END_LABEL): Likewise
5677 (cold_text_section_label): New static global variable.
5678 (cold_end_label): Likewise.
5679 (dwarf2out_switch_text_section): Get hot/cold section labels from
5680 the function struct rather than global variables; test to make sure
5682 (output_aranges): Use cold_text_section_label and cold_end_label;
5683 check partitioning flag before putting out delta.
5684 (output_ranges): Remove incorrect code attempting to use
5686 (output_line_info): Get cold section label from function struct; test
5687 to make sure cfun is defined.
5688 (add_location_or_const_value_attribute): Likewise.
5689 (dwarf2out_var_location): Likewise.
5690 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5691 write out cold_text_section_label if partition flag is set.
5692 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5693 * function.h (struct function): Add new fields to point to hot/cold
5694 section labels: hot_section_label, cold_section_label,
5695 hot_section_end_label and cold_section_end_label; also add new field
5696 for cold text section name, unlikely_text_section_name.
5697 * opts.c (decode_options): Turn off partitioning flag if
5698 !targetm.have_named_sections.
5699 * output.h (hot_section_label): Remove.
5700 (hot_section_end_label): Remove.
5701 (cold_section_end_label): Remove.
5702 (unlikely_section_label): Remove.
5703 (unlikely_text_section_name): Remove.
5704 * passes.c (rest_of_handle_final): Remove extra blank line.
5705 * varasm.c (unlikely_section_label): Remove.
5706 (hot_section_label): Remove.
5707 (hot_section_end_label): Remove.
5708 (cold_section_end_label): Remove.
5709 (unlikely_text_section_name): Remove.
5710 (initialize_cold_section_name): Modify to call
5711 targetm.strip_name_encoding; to store cold section name in current
5712 function struct, if it exists; and to only use the decl_section_name
5713 if flag_named_sections is true.
5714 (unlikely_text_section): Modify to get section name out of current
5715 function struct, if there is one; otherwise build it from
5716 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5717 (in_unlikely_text_section): Likewise.
5718 (named_section): Modify to get/put cold section name in current function
5719 struct, if there is one.
5720 (function_section): Change 'bool unlikely' to 'int reloc'; check
5721 targetm.have_named_sections before calling named_section.
5722 (current_function_section): Likewise.
5723 (assemble_start_function): Modify to get/put unlikely_text_section_name
5724 in current function struct; modify to get hot/cold section labels
5725 from function struct; initialize labels using
5726 ASM_GENERATE_INTERNAL_LABEL;
5727 test partitioning flag before writing out hot section label.
5728 (assemble_end_function): Test partitioning flag before writing out
5729 hot/cold section labels.
5730 (default_section_type_flags_1): Get cold text section name from
5731 function struct if there is one; Set flags correctly for
5732 cold text section if there is not a current function struct.
5734 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5736 * tree-ssa-propagate.c (set_rhs): Revert last change.
5738 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5740 * explow.c (convert_memory_address): Add gcc_assert.
5742 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5744 * configure.ac: Check for ld --sysroot support.
5745 * gcc.c: Document %R specifier for specs.
5746 (SYSROOT_SPEC): New macro.
5747 (sysroot_spec): New variable.
5748 (static_specs): Add sysroot_spec.
5749 (main): Pass the sysroot spec to the linker if appropriate.
5750 * configure: Regenerated.
5751 * config.in: Likewise.
5753 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5755 * fold-const.c (fold_binary): Use build_fold_addr_expr
5756 for address calculation and INDIRECT_REF handling.
5758 2005-04-27 Andrew Haley <aph@redhat.com>
5760 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5762 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5764 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5765 pointer when thumb backtracing is on.
5767 * config/fp-bit.c (abort): Revert change.
5769 2005-04-27 Ian Lance Taylor <ian@airs.com>
5771 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5773 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5775 * tree-ssa-dce.c: Fix a comment typo.
5777 2005-04-27 David S. Miller <davem@davemloft.net>
5779 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5780 Kill setjmpless_size. current_function_calls_setjmp is completely
5781 computed when we are called, so just use the optimized size value
5782 instead of using REG_SAVE_AREA notes.
5783 (optimize_save_area_alloca): Delete....
5784 * rtl.h (optimize_save_area_alloca): Likewise...
5785 * passes.c (rest_of_compilation): and don't call it any more.
5786 * reg-notes.def (SAVE_AREA): Delete.
5788 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5790 * config/fp-bit.c (abort): Add noreturn attribute.
5792 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5793 gcc_unreachable as appropriate.
5794 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5795 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5796 ASM_OUTPUT_REG_POP): Likewise.
5798 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5800 * tree-complex.c (expand_vector_operations_1): Do not build
5801 VIEW_CONVERT_EXPR's for the lhs.
5803 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5805 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5806 unnecessary noncanonical RTL handling.
5807 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5808 gcc_assert and gcc_unreachable.
5810 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5811 gcc_unreachable as appropriate.
5812 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5813 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5814 use_return_insn, const_ok_for_op, arm_gen_constant,
5815 arm_canonicalize_comparison, legitimize_pic_address,
5816 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5817 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5818 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5819 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5820 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5821 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5822 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5823 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5824 output_call, output_mov_long_double_fpa_from_arm,
5825 output_mov_long_double_arm_from_fpa,
5826 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5827 output_move_double, arithmetic_instr, shift_op, int_log2,
5828 output_return_instruction, arm_output_function_prologue,
5829 arm_output_epilogue, arm_output_function_epilogue,
5830 emit_multi_reg_push, arm_get_frame_offsets,
5831 arm_compute_initial_elimination_offset, arm_expand_prologue,
5832 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5833 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5834 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5835 thumb_compute_initial_elimination_offset,
5836 thumb_output_function_prologue, thumb_load_double_from_address,
5837 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5838 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5839 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5840 * config/arm/arm.md (thumb_extendhisi2,
5841 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5842 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5843 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5844 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5845 * config/arm/cirrus.md (*cirrus_arm_movdi,
5846 *cirrus_movdf_hard_insn): Likewise.
5847 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5849 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5851 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5852 (num_ssa_names): Use VEC_length.
5853 (ssa_names): Use VEC_index.
5854 * tree-ssanames.c (ssa_names): Change the type to
5856 (init_ssanames, fini_ssa_names, make_ssanames,
5857 release_ssa_name): Update uses of ssa_names.
5859 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
5860 Use fold_buildN instead of fold (buildN (...)).
5862 2005-04-27 Devang Patel <dpatel@apple.com>
5864 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
5866 2005-04-27 Matt Thomas <matt@3am-software.com>
5867 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
5869 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
5870 (vax_output_mi_thunk): Ditto.
5871 (vax_notice_cc_update): Ditto.
5872 (INDEX_REGISTER_P): Add trailing \.
5873 (BASE_REGISTER_P): Add trailing \.
5874 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
5876 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5878 * tree-ssa-propagate.c (set_rhs): Check operand of
5879 ADDR_EXPR for gimpliness, too.
5881 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5883 * tree-ssa-pre.c: Fix a comment typo.
5885 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5887 PR tree-optimization/21171
5888 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
5889 record address uses if the reference is volatile.
5891 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
5893 * tree-complex.c (expand_vector_operation): New, extracted from
5894 expand_vector_operations_1.
5895 (tree_vec_extract): Build a NOP_EXPR.
5896 (expand_vec_parallel): Do not care about returning the correct type.
5897 (expand_vector_operations_1): Call expand_vector_operation.
5898 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
5900 * tree-complex.c (gate_expand_vector_operations): New.
5901 (pass_lower_vector_ssa): Use it.
5902 * tree-optimize.c (init_tree_optimization_passes): Include
5903 pass_lower_vector_ssa.
5904 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
5905 (vectorizable_operation): Use it.
5906 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
5907 integer modes for the vector type.
5909 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5910 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
5911 Do not cope with UNITS_PER_SIMD_WORD == 0.
5912 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
5913 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
5914 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5915 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5916 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5917 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5918 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5920 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5921 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5922 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5924 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5925 (UNITS_PER_SIMD_WORD): New.
5927 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5929 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5930 gcc_unreachable as appropriate.
5931 (ia64_expand_load_address, ia64_expand_tls_address,
5932 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5933 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5934 next_scratch_gr_reg, ia64_initial_elimination_offset,
5935 ia64_expand_prologue, ia64_expand_epilogue,
5936 ia64_output_dwarf_dtprel, ia64_print_operand,
5937 ia64_register_move_cost, first_instruction, rws_access_regno,
5938 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5939 ia64_sched_init, ia64_variable_issue,
5940 ia64_first_cycle_multipass_dfs_lookahead_guard,
5941 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5942 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5943 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5944 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5945 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5946 * config/ia64/predicates.md (got_symbolic_operand,
5947 sdata_symbolic_operand): Likewise.
5948 * config/ia64/vect.md (vcondv2sf): Likewise.
5950 2005-04-27 Matt Thomas <matt@3am-software.com>
5952 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5953 CONSTANT_ADDRESS_P in config/vax/vax.h
5954 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5955 (INDEX_REGISTER_P): New.
5956 (BASE_REGISTER_P): New.
5957 (indirectable_constant_address_p): New. Adapted from
5958 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5959 (indirectable_address_p): New. Adapted from
5960 INDIRECTABLE_ADDRESS_P in vax.h.
5961 (nonindexed_address_p): New. Adapted from
5962 GO_IF_NONINDEXED_ADDRESS in vax.h.
5963 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5964 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5965 (legitimate_address_p): New. Adapted from
5966 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5967 (vax_mode_dependent_address_p): New. Adapted from
5968 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5969 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5970 legitimate_constant_address_p.
5971 (CONSTANT_P): Use legitimate_constant_p.
5972 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5973 (INDIRECTABLE_ADDRESS_P): Removed.
5974 (GO_IF_NONINDEXED_ADDRESS): Removed.
5975 (INDEX_TEMP_P): Removed.
5976 (GO_IF_REG_PLUS_INDEX): Removed.
5977 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5978 definitions, depending on whether REG_OK_STRICT is defined.
5979 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5980 Two definitions, depending on whether REG_OK_STRICT is defined.
5981 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5983 (legitimate_constant_p): Prototype added.
5984 (legitimate_address_p): Prototype added.
5985 (vax_mode_dependent_address_p): Prototype added.
5987 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5989 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5991 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5994 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5997 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6000 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6001 assertion failures, if __gcc_host_wide_int__ is not properly
6003 (init_dynamic_diag_info): Give errors, not assertion failures, if
6004 location_t, tree or __gcc_host_wide_int__ are not properly
6007 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6009 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6010 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6011 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6012 prepare_decl_rtl, free_loop_data,
6013 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6016 * tree.h (tree_phi_node): Add a comment about the order of PHI
6019 2005-04-26 Paul Brook <paul@codesourcery.com>
6021 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6023 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6025 * config/mips.mips.c (mips_legitimize_tls_address): Use
6028 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6029 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6030 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6032 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6035 2005-04-26 Jeff Law <law@redhat.com>
6037 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6038 (op_iter_init_must_and_may_def): Likewise.
6039 (unmodifiable_var_p): Move to a later point in the file.
6040 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6041 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6042 (dse_record_phis): Directly check for virtual operands rather than
6043 using need_imm_uses_for.
6044 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6045 store has multiple V_{MAY,MUST}_DEF operands.
6047 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6049 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6052 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6054 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6055 call to find_edge outside a loop to go through a PHI chain.
6057 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6059 PR tree-optimization/17598
6060 * fold-const.c (fold_binary): Fold comparisons of addresses
6061 of COMPONENT_REFs which reference the same field to
6062 comparisons of the addresses of the base objects.
6064 2005-04-26 Julian Brown <julian@codesourcery.com>
6066 * config/arm/arm.c (arm_return_in_msb): New function.
6067 (arm_must_pass_in_stack): New function.
6068 (TARGET_RETURN_IN_MSB): Define target hook.
6069 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6070 (arm_function_value): Pad small aggregate return.
6071 (arm_pad_arg_upward): New function.
6072 (arm_pad_reg_upward): New function.
6073 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6074 (FUNCTION_ARG_PADDING): Define macro.
6075 (BLOCK_REG_PADDING): Define macro.
6076 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6077 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6078 (arm_pad_reg_upward): Declare function.
6080 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6082 * basic-block.h (ei_cond): New.
6083 (FOR_EACH_EDGE): Call ei_cond.
6085 PR tree-optimization/21047
6086 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6087 (fold): Don't handle ASSERT_EXPR.
6089 2005-04-25 Roger Sayle <roger@eyesopen.com>
6091 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6092 all writes to any stack register as a read/write dependency on
6094 (sched_analyze_2): Likewise, for reads from any stack register.
6096 2005-04-25 Richard Henderson <rth@redhat.com>
6098 * final.c (output_addr_const): Revert 2005-04-09 change.
6100 2005-04-25 Mike Stump <mrs@apple.com>
6102 * config/darwin.c (darwin_encode_section_info): Always set
6103 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6105 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6107 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6108 gensupport.c, protoize.c, toplev.c: Replace calls to
6109 `unlock_stream' with `unlock_std_streams'.
6111 2005-04-25 Devang Patel <dpatel@apple.com>
6113 * dbxout.c (dbxout_type): Emit attribute vector.
6115 2005-04-05 Paul Brook <paul@codesourcery.com>
6117 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6118 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6119 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6120 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6121 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6122 (register_dtor_fn): Likewise.
6123 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6125 2005-04-25 Ian Lance Taylor <ian@airs.com>
6127 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6128 * c-common.h (EXPR_STMT_EXPR): Don't define.
6129 (c_common_stmt_codes): Don't define.
6130 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6131 * c-gimplify.c (gimplify_expr_stmt): Remove.
6132 (c_gimplify_expr): Remove EXPR_STMT case.
6133 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6134 to INIT_STATEMENT_CODES.
6135 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6137 2005-04-25 Jan Hubicka <jh@suse.cz>
6139 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6141 * except.c: Include diagnostic.h
6142 (dump_eh_tree, verify_eh_tree): New functions.
6143 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6144 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6145 (dump_function_to_file): dump eh tree.
6146 * tree-eh.c (mark_eh_edge): New function.
6147 (mark_eh_edge_found_error): New static variable.
6148 (verify_eh_edges): New function.
6150 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6152 * tree-ssa-alias.c (fieldoff_t): Remove.
6153 (fieldoff_s): typedef the structure itself. Create a vector of
6155 (push_fields_onto_fieldstack): Return count of fields pushed.
6156 Remove peeling of first field. Adjust.
6157 (fieldoff_compare): Adjust.
6158 (create_overlap_variables_for): Adjust.
6160 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6162 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6164 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6167 * doc/install.texi: Document correct assembler and linker to use
6168 on i?86-*-solaris2.10.
6170 2005-04-25 Steven Bosscher <stevenb@suse.de>
6172 Fix PR tree-optimization/21173
6174 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6175 Unshare expression we pass to force_gimple_operand.
6177 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6178 Stephen Clarke <stevec@superh.com>
6179 Roger Sayle <roger@eyesopen.com>
6181 PR rtl-optimization/20413
6182 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6183 VOIDmode for LABEL_REF.
6184 * final.c (shorten_branches): Likewise.
6185 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6186 * loop.c (reg_dead_after_loop): Likewise.
6187 * varasm.c (decode_addr_const): Likewise.
6188 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6190 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6192 * config.gcc (avr-*-*): Remove redundant "case".
6194 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6196 * tree-vect-analyze.c (vect_mark_relevant): Take
6197 VEC(tree,heap) instead of varray_type as an argument.
6198 (vect_mark_stmts_to_be_vectorized): Change the type of
6199 worklist to VEC(tree,heap). Adjust uses of worklist.
6201 2005-04-24 Devang Patel <dpatel@apple.com>
6203 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6205 2005-04-24 Ian Lance Taylor <ian@airs.com>
6207 * c-semantics.c (build_stmt): Remove test of specific tree codes
6208 for TREE_SIDE_EFFECTS handling.
6210 2005-04-24 Per Bothner <per@bothner.com>
6212 * c-opts.c (finish_options): Make the line-number of the <built-in>
6213 location 0, as assumed elsewhere, rather than 1.
6215 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6217 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6219 (tree_ssa_uncprop, uncprop_finalize_block,
6220 uncprop_initialize_block): Update uses of equiv_stack.
6222 2005-04-24 Richard Henderson <rth@redhat.com>
6225 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6226 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6228 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6229 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6230 <DIV, MOD>: Likewise.
6232 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6234 * collect2.c (main): Unlock the stdio streams.
6235 * gcc.c (main): Likewise.
6236 * gcov-dump.c (main): Likewise.
6237 * gcov.c (main): Likewise.
6238 * gen-protos.c (main): Likewise.
6239 * gensupport.c (init_md_reader_args_cb): Likewise.
6240 * protoize.c (main): Likewise.
6241 * toplev.c (general_init): Likewise.
6243 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6246 * cgraph.h (cgraph_local_info): Add vtable_method field.
6247 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6248 and node is vtable_method, finalized and not reachable, don't do
6251 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6253 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6255 * tree-ssa-pre.c (create_value_expr_from): Use
6256 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6257 * tree-ssa-propagate.c (stmt_makes_single_load,
6258 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6259 * tree-vect-transform.c (vect_is_simple_cond): Use
6261 * tree-vrp.c (extract_range_from_assert,
6262 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6265 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6266 of tpa_to_clear to VEC(int,heap). Update uses of
6267 tpa_to_clear. Free tpa_to_clear at the end.
6269 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6271 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6274 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6276 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6277 and gcc_unreachable as appropriate.
6278 (num_insns_constant, output_vec_const_move,
6279 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6280 rs6000_emit_set_const, rs6000_emit_move,
6281 spe_build_register_parallel, function_arg,
6282 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6283 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6284 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6285 rs6000_common_init_builtins, expand_block_clear,
6286 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6287 extract_ME, rs6000_get_some_local_dynamic_name,
6288 rs6000_output_function_entry, print_operand,
6289 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6290 output_cbranch, output_e500_flip_gt_bit,
6291 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6292 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6293 compute_save_world_info, rs6000_stack_info,
6294 rs6000_emit_load_toc_table, rs6000_frame_related,
6295 spe_synthesize_frame_save, rs6000_emit_epilogue,
6296 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6297 output_function_profiler, rs6000_trampoline_size,
6298 rs6000_initialize_trampoline, find_addr_reg,
6299 rs6000_machopic_legitimize_pic_address,
6300 rs6000_initial_elimination_offset,
6301 rs6000_dbx_register_number): Likewise.
6302 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6303 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6304 *movti_power, *movti_string, call, call_value, sibcall,
6305 sibcall_value): Likewise.
6306 * config/rs6000/spe.md (*movdf_e500_double,
6307 *movv2si_internal): Likewise.
6308 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6311 2005-04-24 Richard Henderson <rth@redhat.com>
6314 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6315 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6316 Deny modes smaller than 4 bytes.
6317 * config/i386/i386-protos.h: Update.
6319 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6321 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6322 Switch h8300-*-rtems* to ELF.
6324 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6326 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6328 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6330 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6332 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6335 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6337 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6339 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6340 definitions of ssa names in condition. Split recusive part to ...
6341 (tree_simplify_using_condition_1): New function.
6342 (expand_simple_operations): New function.
6344 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6346 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6347 (find_interesting_uses_cond): Do not use integer_zerop and
6348 integer_nonzerop to check for integer constants.
6349 (set_use_iv_cost): Record the value field.
6350 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6351 determine_use_iv_cost_outer): Set the value field of the cost pair.
6352 (may_eliminate_iv): Do not return the comparison code.
6353 (iv_elimination_compare): New function.
6354 (determine_use_iv_cost_condition): Set the value field. Record
6355 noneliminable invariants correctly.
6356 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6358 2005-04-23 DJ Delorie <dj@redhat.com>
6360 * diagnostic.c (warning): Accept parameter to classify warning option.
6361 (warning0): New, for when a pointer to an error() like function is needed.
6362 * errors.c (warning): Likewise.
6363 * errors.h (warning, warning0): Adjust prototypes.
6364 * toplev.h (warning, warning0): Likewise.
6366 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6367 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6368 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6369 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6370 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6371 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6372 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6373 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6375 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6376 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6377 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6378 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6379 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6380 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6381 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6382 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6383 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6384 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6385 config/rs6000/aix52.h, config/rs6000/darwin.h,
6386 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6387 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6388 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6389 config/stormy16/stormy16.c, config/v850/v850-c.c,
6390 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6393 2005-04-23 Richard Henderson <rth@redhat.com>
6396 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6397 performing some integral scalar simplifications.
6399 2005-04-23 Richard Henderson <rth@redhat.com>
6402 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6403 simplifying CONST_VECTOR.
6405 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6407 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6408 heap as an argument. Update uses of stack.
6409 (calculate_live_on_entry): Allocate stack on heap.
6411 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6412 partition_link and tpa_nodes on heap.
6414 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6415 (mark_stmt_necessary, propagate_necessity,
6416 mark_really_necessary_kill_operand_phis): Update uses of
6418 (tree_dce_init): Allocate worklist using VEC_alloc.
6419 (tree_dce_done): Free worklist using VEC_free.
6421 2005-04-23 Mike Stump <mrs@apple.com>
6423 * config/darwin.c (machopic_indirection_name): Don't use
6425 (darwin_emit_unwind_label): Use user_label_prefix instead of
6428 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6430 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6432 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6434 * config.gcc <cris-*>: Specify .opt files.
6435 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6436 config/cris/linux.opt: New files.
6437 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6438 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6439 (TARGET_ELF): Override to 0.
6440 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6441 -melinux-stacksize=N.
6442 * config/cris/cris.c: (cris_handle_option): New function.
6443 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6444 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6445 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6446 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6447 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6448 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6449 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6450 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6451 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6452 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6453 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6454 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6455 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6456 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6457 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6458 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6459 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6460 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6461 (TARGET_LINUX): Define 0.
6462 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6463 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6464 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6465 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6466 (TARGET_LINUX): Override to 1.
6467 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6469 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6471 * haifa-sched.c (schedule_block): Fix thinko in previous
6472 assertification patch.
6474 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6476 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6477 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6478 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6479 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6480 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6481 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6482 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6484 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6485 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6486 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6487 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6488 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6489 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6490 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6491 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6492 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6493 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6494 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6495 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6496 (SUBTARGET_OPTIONS): Delete.
6497 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6498 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6499 instead of a string.
6500 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6501 (pa_cpu_string, pa_unix_string): Delete.
6502 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6503 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6506 (pa_handle_option): New function.
6507 (override_options): Remove handling of -march=, -mfixed-range=,
6508 -mschedule= and -munix=.
6509 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6510 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6511 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6512 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6513 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6514 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6515 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6517 * config/pa/pa.opt: New file.
6518 * config/pa/pa-hpux.opt: New file.
6519 * config/pa/pa-hpux1010.opt: New file.
6520 * config/pa/pa-hpux1111.opt: New file.
6521 * config/pa/pa64-hpux.opt: New file.
6523 2005-04-22 David S. Miller <davem@davemloft.net>
6525 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6526 integer when it's mode is VOIDmode not DImode.
6528 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6530 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6531 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6532 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6533 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6534 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6535 "bne- $-xxx" rather than local labels.
6536 (sync_lock_release<mode>): Add second operand.
6537 (lwsync): Use .long rather than a more meaningful opcode.
6538 * doc/md.texi (Standard Names): Add description of second
6539 parameter to sync_lock_test_and_set.
6541 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6543 PR tree-optimization/21088
6544 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6546 * tree-vrp.c (compare_values): Use fold_binary to compare
6547 pointers. Use boolean_type_node as the type of a comparison
6548 expression being folded.
6549 * tree.h: Add prototypes for fold_unary, fold_binary,
6552 * tree-ssa-dom.c: Fix formatting.
6554 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6556 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6557 * lambda-code.c (perfect_nestify): Mark virtual operands in
6558 the moved statement for renaming.
6559 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6560 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6561 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6562 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6563 * tree-flow.h (struct var_ann_d): Update comments.
6564 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6565 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6566 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6567 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6568 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6569 debug_names_replaced_by): Remove declarations.
6570 (delete_update_ssa, get_current_def, set_current_def): Declare.
6571 (rewrite_into_loop_closed_ssa): Add new argument. Update
6573 * tree-into-ssa.c: Include params.h.
6574 (old_virtual_ssa_names): Remove. Update all users.
6575 (need_to_replace_names_p): Remove. Update all users.
6576 (struct update_ssa_stats_d): Declare.
6577 (update_ssa_stats): New local.
6578 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6579 dump_tree_ssa_stats, debug_tree_ssa_stats,
6580 dump_update_ssa, debug_update_ssa,
6581 dump_names_replaced_by, debug_names_replaced_by): Declare.
6582 (get_current_def, set current_def): Make extern.
6583 (is_old_name, is_new_name): Protect against references
6584 past the end of the sets.
6585 (add_new_name_mapping): Assert that OLD and NEW are
6586 different SSA names for the same symbol.
6587 When adding a virtual mapping, update stats for virtual
6589 (insert_phi_nodes_for): If UPDATE_P is true, create the
6590 LHS of the new PHI by duplicating SSA name VAR.
6591 (insert_phi_nodes_1): Remove. Update all users.
6592 (insert_phi_nodes): Remove second argument. Update all
6594 (maybe_replace_use, maybe_replace_def): New.
6595 (rewrite_update_stmt): Call them.
6596 (mark_def_interesting): Remove calls to is_gimple_reg.
6597 (prepare_phi_args_for_update): Remove. Update all users.
6598 (prepare_block_for_update): Only process virtual operands
6599 and GIMPLE registers in normal form.
6600 (prepare_use_sites_for): New.
6601 (prepare_names_to_update): Rename from prepare_def_sites.
6602 Call prepare_use_sites_for.
6603 (dump_update_ssa): Rename from dump_repl_tbl.
6605 Show statistics for virtual mapping heuristic.
6606 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6607 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6608 (delete_update_ssa): Make extern.
6609 (mark_set_for_renaming): If the set is empty, do nothing.
6610 (release_ssa_name_after_update_ssa): Update comment.
6611 (insert_updated_phi_nodes_for): Do not remove existing
6612 PHI nodes for symbols.
6613 (switch_virtuals_to_full_rewrite_p): New.
6614 (switch_virtuals_to_full_rewrite): New.
6615 (update_ssa): Call them.
6616 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6617 for every statement before updating.
6618 If all the names in NEW_SSA_NAMES have been marked for
6619 removal, do nothing.
6620 Only start at the top of the CFG if there are symbols in
6622 (ssa_rewrite_finalize_block): Remove.
6623 (ssa_register_new_def): Remove.
6624 (ssa_rewrite_stmt): Remove.
6625 (ssa_rewrite_phi_arguments): Remove.
6626 (ssa_rewrite_initialize_block): Remove.
6627 (ssa_mark_def_sites): Remove.
6628 (ssa_mark_def_sites_initialize_block): Remove.
6629 (ssa_mark_phi_uses): Remove.
6630 (rewrite_ssa_into_ssa): Remove.
6631 * tree-phinodes.c (find_phi_node_for): Remove.
6632 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6634 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6635 Remove calls to verify_dominators and
6636 verify_loop_structure.
6637 (tree_unswitch_single_loop): Call update_ssa.
6638 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6641 (delete_tree_ssa): Assert that need_ssa_update_p returns
6643 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6644 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6645 free_new_names): Remove. Update all users.
6646 (rename_use_op): Call get_current_def.
6647 (rename_variables_in_bb): Do not handle any real or
6649 (slpeel_update_phis_for_duplicate_loop): Call
6650 get_current_def and set_current_def instead of using
6652 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6653 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6654 ssa_names_to_replace and delete_update_ssa.
6655 * doc/invoke.texi: Document --param min-virtual-mappings
6656 and --param virtual-mappings-ratio.
6658 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6660 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6661 for newly created PHI nodes.
6662 Call create_new_def_for for every new V_MAY_DEF and
6663 V_MUST_DEF on the copied statement.
6664 (struct ssa_name_map_entry): Remove.
6665 (ssa_name_map_entry_hash): Remove.
6666 (ssa_name_map_entry_eq): Remove.
6667 (allocate_ssa_names): Remove.
6668 (rewrite_to_new_ssa_names_def): Remove.
6669 (rewrite_to_new_ssa_names_use): Remove.
6670 (rewrite_to_new_ssa_names_bb): Remove.
6671 (rewrite_to_new_ssa_names): Remove.
6672 (tree_duplicate_sese_region): Remove variables ver,
6673 definitions, phi, ssa_name_map and bi.
6674 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6676 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6677 update_ssa instead of rewrite_ssa_into_ssa.
6678 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6680 (find_uses_to_rename_use): Add argument 'need_phis'.
6681 (find_uses_to_rename_stmt): Do not scan virtual operands.
6682 (find_uses_to_rename): Only scan PHI nodes for
6684 (rewrite_into_loop_closed_ssa): Call update_ssa.
6685 (check_loop_closed_ssa_use): Ignore virtual operands.
6686 (check_loop_closed_ssa_stmt): Likewise.
6687 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6689 (rename_variables, set_phi_def_stmts): Remove.
6690 (tree_duplicate_loop_to_header_edge): Reformat comment.
6691 Remove variables BB, I and DEFINITIONS.
6692 Call need_ssa_update_p.
6694 (lv_adjust_loop_header_phi): Reformat comment.
6695 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6696 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6697 mark_for_rewrite, unmark_all_for_rewrite,
6698 marked_ssa_names): Remove. Update all users.
6699 (release_ssa_name): If VAR has been registered for SSA
6700 updating, do nothing.
6701 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6702 (build_assert_expr_for): Call register_new_name_mapping.
6703 (insert_range_assertions): Update call to update_ssa.
6704 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6705 marked_for_rewrite_p, any_marked_for_rewrite_p,
6706 marked_ssa_names): Remove.
6708 2005-04-22 Jeff Law <law@redhat.com>
6710 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6711 (restore_currdefs_to_original_value): Likewise.
6712 (register_definitions_for_stmt): Likewise.
6713 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6714 for each variable. Do not allocate/free block_defs_stack either.
6715 Do not iterate if we just thread jumps. Only iterate if the
6716 tree_cleanup_cfg does useful work (temporary).
6717 (dom_opt_initialize_block): No longer push a marker on
6719 (dom_opt_finalize_block): Removal call to restore currdefs.
6720 Relax restrictions for recording edge equivalences.
6721 (record_equivalences_from_phis): No longer need to track
6723 (optimize_stmt): Similarly.
6724 (thread_across_edge): Simplify by removing the requirement that
6725 statements in the block we are threading through must be nops.
6726 (initialize_hash_element): Handle GOTO_EXPR.
6728 2005-04-22 David S. Miller <davem@davemloft.net>
6730 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6732 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6733 fix check on CONST_DOUBLE mode. It should be VOIDmode
6734 when it is representing an integer.
6736 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6738 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6739 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6740 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6741 find_char_info_specifier_index,
6742 find_length_info_modifier_index): Likewise.
6743 * c-typeck.c (composite_type, pop_init_level): Likewise.
6744 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6745 * cse.c (cse_insn): Likewise
6746 * dominance.c (calc_dfs_tree): Likewise
6747 dwarf2out.c (loc_descriptor_from_tree_1,
6748 add_abstract_origin_attribute, force_decl_die,
6749 force_type_die): Likewise
6750 emit-rtl.c (operand_subword_force): Likewise
6751 explow.c (hard_function_value): Likewise
6752 expmed.c (store_bit_field, expand_divmod,
6753 emit_store_flag_force): Likewise
6754 expr.c (emit_move_multi_word, store_expr,
6755 expand_expr_real_1): Likewise
6756 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6757 output_operand): Likewise
6758 flow.c (recompute_reg_usage): Likewise
6759 * function.c (assign_stack_temp_for_type, assign_temp,
6760 handle_epilogue_set): Likewise
6761 * genextract.c (main): Likewise
6762 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6763 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6764 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6765 ready_remove, rm_line_notes, rm_other_notes,
6766 schedule_block): Likewise
6767 mips-tfile.c (copy_object, out_of_bounds): Likewise
6769 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6772 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6773 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6774 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6775 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6777 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6779 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6781 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6782 (gcc_tree_to_linear_expression): Convert to heap allocated
6784 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6785 lbv_to_gcc_expression, lle_to_gcc_expression,
6786 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6787 perfect_nestify): Likewise.
6788 lambda.h (gcc_loopnest_to_lambda_loopnest,
6789 lambda_loopnest_to_gcc_loopnest): Likewise.
6790 tree-loop-linear.c (linear_transform_loops): Likewise.
6792 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6794 * config/sparc/predicates.md (arith_double_operand): Use
6795 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6796 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6797 (DImode, DFmode constant splitters): Likewise. Remove code for
6798 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6799 (logical constant splitters): Use const_int_operand predicate.
6800 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6801 HOST_BITS_PER_WIDE_INT < 64.
6803 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6805 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6806 gcc_unreachable as appropriate.
6807 (force_mode, emit_move_sequence, singlemove_string,
6808 output_move_double, output_fp_move_double, find_addr_reg,
6809 output_block_move, output_block_clear, output_and,
6810 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6811 pa_adjust_cost, pa_issue_rate, print_operand,
6812 output_global_address, output_arg_descriptor, output_cbranch,
6813 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6814 output_call): Likewise.
6815 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6816 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6818 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6820 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6821 _gcov_pow2_profiler and _gcov_one_value_profiler.
6822 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6823 (GTFILES): Add $(srcdir)/tree-profile.c.
6824 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6825 __gcov_one_value_profiler): Declare.
6826 * gimplify.c (force_gimple_operand): Check whether the statements
6827 should be produced in ssa form.
6828 (force_gimple_operand_bsi): New function.
6829 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6830 __gcov_one_value_profiler): New functions.
6831 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6832 the profiled value is a power of two or not.
6833 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6834 * tree-flow.h (in_ssa_p): Declare.
6835 (force_gimple_operand_bsi): Declare.
6836 * tree-into-ssa.c (in_ssa_p): New variable.
6837 (rewrite_into_ssa): Set in_ssa_p.
6838 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6839 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6840 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6841 tree_one_value_profiler_fn): New variables.
6842 (tree_init_edge_profiler): Initialize the profiler function decls.
6843 (tree_gen_edge_profiler): Use global gcov_type_node.
6844 (prepare_instrumented_value): New function.
6845 (tree_gen_interval_profiler, tree_gen_interval_profiler,
6846 tree_gen_one_value_profiler): Call the library functions instead of
6847 creating instrumentation code.
6848 * tree.c (build_fn_decl): New function.
6849 * tree.h (build_fn_decl): Declare.
6850 * value-prof.c (rtl_divmod_values_to_profile,
6851 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6852 tree_mod_pow2_value_transform, tree_find_values_to_profile):
6853 Do not handle may_be_other and precise values of exponents at pow2
6855 (tree_mod_subtract_transform): Reflect that value field of
6856 histogram has changed meaning.
6857 (tree_divmod_values_to_profile): Record the values correctly.
6858 (tree_values_to_profile): Update comment.
6859 * value-prof.h (struct histogram_value_t): Remove pow2 data.
6861 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
6863 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
6866 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6868 * config/i386/i386.md (length_immediate): Use gcc_assert or
6869 gcc_unreachable, as appropriate.
6870 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
6871 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
6872 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
6873 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
6874 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6875 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
6876 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
6877 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
6878 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
6879 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
6880 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
6881 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6882 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
6883 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
6884 *prefetch_sse_rex): Likewise.
6885 * config/i386/predicates.md (x86_64_immediate_operand,
6886 x86_64_zext_immediate_operand, symbolic_operand,
6887 no_seg_address_operand, aligned_operand,
6888 memory_displacement_operand): Likewise.
6889 * config/i386/sse.md (*mov<mode>_internal,
6890 *movv2df_internal): Likewise.
6892 2005-04-22 Jan Hubicka <jh@suse.cz>
6894 * Makefile.in (ipa.o, ipa-inline.o): New files.
6895 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
6896 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6897 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
6898 * cgraphunit.c (cgraph_default_inline_p,
6899 cgraph_decide_inlining_incrementally, ncalls_inlined,
6900 nfunctions_inlined, initial_insns, overall_insns,
6901 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
6902 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6903 cgraph_mark_inline, cgraph_check_inline_limits,
6904 cgraph_default_inline_p, cgraph_recursive_inlining_p,
6905 update_callee_keys, lookup_recursive_calls,
6906 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
6907 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
6908 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
6909 pass_ipa_inline): Move to ipa-inline.c
6910 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
6912 * ipa-inline.c: New file.
6914 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6916 * doc/invoke.texi (SPARC options): Document that -mapp-regs
6917 is turned off by default on Solaris.
6919 2005-04-21 Roger Sayle <roger@eyesopen.com>
6921 * c-common.h (objc_build_method_signature): Update prototype.
6922 * stub-objc.c (objc_build_method_signature): Update the stub
6923 implementation to accept and ignore additional parameter.
6924 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6925 the value of ellipsis to objc_build_method_signature instead
6926 of setting TREE_OVERFLOW on the parms TREE_LIST node.
6928 2005-04-21 Geoffrey Keating <geoffk@apple.com>
6930 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6931 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6932 gen_rtx_* not gen_rtx_fmt_*.
6933 (rs6000_emit_vector_select): Likewise.
6934 (rs6000_emit_sync): New.
6935 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6936 (larx, stcx, cmp): New mode substitutions.
6937 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6938 UNSPEC_ISYNC): New constants.
6939 (rlwinm): Give name.
6940 (memory_barrier, isync, lwsync): New insns.
6941 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6942 (sync_lock_release<mode>): New expander.
6943 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6944 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6945 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6946 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6947 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6948 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6949 (sync_add<mode>_internal, sync_addshort_internal,
6950 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6951 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6952 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6954 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6955 is the memory before, not after, the operation. Clarify
6956 barrier requirements.
6958 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6960 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6961 * lambda.h (lambda_vector_min_nz): Likewise.
6962 * langhooks.h (struct lang_hooks_for_types,
6963 struct lang_hooks): Likewise.
6964 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6967 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6969 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6970 comments to avoid 'abort'. Use gcc_assert as necessary.
6971 * opts.c (common_handle_option): Likewise.
6972 * pretty-print.c (pp_base_format_text): Likewise.
6973 * print-rtl.c (print_rtx): Likewise.
6974 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6975 * regmove.c (try_auto_increment): Likewise.
6976 * reload.c (find_valid_class, find_reloads_toplev,
6977 find_equiv_reg): Likewise.
6978 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6979 merge_assigned_reloads): Likewise.
6980 * tree-inline.c (inline_forbidden_p_1,
6981 estimate_num_insns_1): Likewise.
6982 * tree-optimize.c (execute_todo): Likewise.
6983 * tree-outof-ssa.c (eliminate_phi): Likewise.
6984 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6985 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6986 * tree-ssa-operands.c (parse_ssa_operands,
6987 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6988 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6989 * tree-ssanames.c (release_ssa_name): Likewise.
6990 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6991 walk_tree): Likewise.
6993 * tree-ssa-operands.c (verify_abort): Fold into ..
6994 (verify_imm_links): ... here.
6996 2005-04-21 Richard Henderson <rth@redhat.com>
6998 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6999 on non-memory operand for previous inversion.
7001 2005-04-21 Devang Patel <dpatel@apple.com>
7003 PR optimization/20994
7004 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7005 x = !(a == b) : p , q;.
7006 (pass_if_conversion): Verify stmts and flow.
7008 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7010 * optabs.c (gen_conditional_trap): Restore #define.
7012 * alias.c (true_dependence): Remove 'abort' from comments. Use
7013 gcc_assert and gcc_unreachable as appropriate.
7014 (canon_true_dependence): Likewise.
7015 * bb-reorder.c (connect_traces): Likewise.
7016 * c-common.c (c_add_case_label): Likewise.
7017 * c-decl.c (finish_function): Likewise.
7018 * caller-save.c (insert_restore, insert_save): Likewise.
7019 * cfg.c (update_bb_profile_for_threading): Likewise.
7020 * cfganal.c (flow_active_insn_p): Likewise.
7021 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7022 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7023 cfg_layout_merge_blocks): Likewise.
7024 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7025 find_if_block): Likewise.
7026 * integrate.c (allocate_initial_values): Likewise.
7027 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7028 swap_condition, unsigned_condition, signed_condition,
7029 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7030 reg_or_subregno): Likewise.
7031 * lambda-code.c (lambda_compute_auxillary_space,
7032 lambda_transform_legal_p): Likewise.
7033 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7034 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7035 lhd_incomplete_type_error, lhd_expand_expr,
7036 lhd_types_compatible_p, lhd_tree_size): Likewise.
7037 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7038 * local-alloc.c (update_equiv_regs): Likewise.
7039 * loop-unroll.c (peel_loop_completely
7040 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7041 peel_loop_simple, unroll_loop_stupid,
7042 analyze_iv_to_split_insn): Likewise.
7043 * loop.c (gen_prefetch, find_and_verify_loops,
7044 basic_induction_var): Likewise.
7045 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7046 * value-prof.c (tree_find_values_to_profile): Likewise.
7047 * varasm.c (named_section, default_assemble_integer,
7048 decode_addr_const): Likewise.
7050 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7051 Fariborz Jahanian <fjahanian@apple.com>
7053 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7054 portion of argument passed in fpr.
7055 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7056 decide on partial argument save on stack.
7058 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7060 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7063 2005-04-21 Jan Hubicka <jh@suse.cz>
7065 * cgraphunit.c: Include tree-pass.h
7066 (cgraph_decide_recursive_inlining,
7067 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7068 cgraph_decide_inlining): Dump goes to dump_file.
7069 (cgraph_optimize): Call ipa passes instead of inliner.
7070 (cgraph_gate_inlining, pass_ipa_inline): New.
7071 * tree-optimize.c (all_ipa_passes): New static variable.
7072 (register_one_dump_file): Dead with IPA passes.
7073 (register_dump_files): Likewise.
7074 (init_tree_optimization_passes): Initialize IPA passes.
7075 (execute_todo): Do cgraph dump when asked to, do not dump function body
7077 * tree-pass.h (TODO_dump_cgraph): New macro.
7078 (ipa_passes): Declare.
7079 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7081 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7083 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7084 gcc_assert instead of abort.
7085 (classify_argument, examine_argument, construct_container,
7086 contains_128bit_aligned_vector_p, ix86_check_movabs,
7087 standard_80387_constant_opcode, standard_80387_constant_rtx,
7088 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7089 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7090 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7091 legitimize_tls_address, output_pic_addr_const,
7092 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7093 get_some_local_dynamic_name, print_operand, print_operand_address,
7094 output_387_binary_op, emit_i387_cw_initialization,
7095 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7096 ix86_expand_clear, ix86_expand_binary_operator,
7097 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7098 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7099 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7100 ix86_expand_branch, ix86_expand_setcc,
7101 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7102 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7103 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7104 memory_address_length, ix86_attr_length_immediate_default,
7105 ix86_attr_length_address_default, ix86_agi_dependant,
7106 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7107 ix86_expand_binop_builtin, ix86_force_to_memory,
7108 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7109 x86_emit_floatuns): Likewise.
7110 * config/i386/netware.c (gen_regparm_prefix,
7111 i386_nlm_strip_name_encoding): Likewise.
7112 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7114 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7116 * optabs.c (gen_condiational_trap): Remove #define.
7117 (add_equal_note): Assertify. Remove explicit indirection from
7118 call via function pointer.
7119 (expand_ternary_op, expand_simple_binop, expand_binop,
7120 expand_twoval_unop, expand_twoval_binop,
7121 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7122 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7123 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7124 prepare_float_lib_cmp, emit_conditional_move,
7125 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7126 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7127 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7128 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7130 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7132 * vec.h: Update API to separate allocation mechanism from type.
7133 (VEC_safe_grow): New.
7134 * vec.c (calculate_allocation): New.
7135 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7136 (vec_gc_free, vec_heap_free): Remove.
7137 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7139 (mangle_macro_name): New.
7140 (struct macro_def): New.
7141 (struct macro): Add multiple argument values.
7142 (macro_expans_end): New.
7143 (push_macro_expansion): Chain on new macro. Process multiple
7144 args, create follow on expansion. Return follow on argument.
7145 (macro_input): Deal with multiple arguments.
7147 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7148 (struct tree_binfo): Adjust.
7149 * basic-block.h: Define VEC(edge,gc).
7150 (struct edge_def): Adjust.
7151 (struct basic_block_def, struct edge_iterator): Likewise.
7152 (ei_container, ei_start_1, ei_last_1): Likewise.
7153 * cfg.c (connect_src, connect_dest): Likewise.
7154 * cfgrtl.c (force_nonfallthru_and_redirect)
7155 * dbxout.c (dbxout_type)
7156 * dwarf2out.c (gen_member_die)
7157 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7158 (gcc_tree_to_linear_expression): Adjust.
7159 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7160 lbv_to_gcc_expression, lle_to_gcc_expression,
7161 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7162 perfect_nestify): Likewise.
7163 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7164 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7165 * profile.c (instrument_values): Adjust.
7166 * tree-cfg.c (modified_noreturn_calls): Adjust.
7167 (remove_fallthru_edge): Likewise.
7168 * tree-dump.c (dequeue_and_dump): Adjust.
7169 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7170 * tree-flow.h (modified_noreturn_calls): Adjust.
7171 (tree_on_heap): Remove. (yay!)
7172 (register_new_def): Adjust.
7173 * tree-into-ssa.c: Define VEC(int,heap).
7174 (block_defs_stack): Adjust.
7175 (find_idf, insert_phi_nodes, register_new_def,
7176 rewrite_initialize_block, rewrite_finalize_block,
7177 register_new_update_single, rewrite_update_init_block,
7178 rewrite_update_fini_block, rewrite_blocks,
7179 ssa_rewrite_finalize_block, ssa_register_new_def,
7180 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7181 * tree-loop-linear.c (linear_transform_loops): Adjust.
7182 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7183 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7184 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7185 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7186 vrp_variables_stack): Adjust declarations.
7187 (tree_ssa_dominator_optimize): Adjust.
7188 (dom_opt_initialize_block, remove_local_expressions_from_table,
7189 restore_nonzero_vars_to_original_value,
7190 restore_vars_to_original_value,
7191 restore_currdefs_to_original_value, dom_opt_finalize_block,
7192 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7193 optimize_stmt, update_rhs_and_lookup_avail_expr,
7194 lookup_avail_expr, record_range): Likewise.
7195 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7196 (compute_antic_aux): Adjust.
7197 (inserted_exprs, create_expression_by_pieces,
7198 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7199 remove_dead_inserted_code, fini_pre): Likewise.
7200 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7201 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7202 ssa_prop_init): Likewise.
7203 * tree-ssa.c: Define VEC(bitmap,heap).
7204 (verify_name_tags): Adjust.
7205 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7206 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7207 tree_divmod_values_to_profile, tree_find_values_to_profile,
7208 value_profile_transformations): Likewise.
7209 * value-prof.h: Define VEC(histogram_value,heap).
7210 * varasm.c: Remove alias_pair pointer typedef, define
7212 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7214 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7215 not a pointer to it. Create an object vector.
7216 (extern_symbols): Turn into an object vector.
7217 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7219 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7222 * Makefile.in (tree-chrec.o): Depend on params.h.
7223 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7225 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7226 and fold build with fold_buildN.
7227 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7228 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7229 (tree_contains_chrecs): Compute an estimation of the size of the
7231 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7232 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7233 * tree-scalar-evolution.c (simple_iv): Ditto.
7234 * doc/invoke.texi (scev-max-expr-size): Documented.
7236 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7238 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7239 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7240 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7241 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7242 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7243 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7244 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7245 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7246 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7247 (darwin_fix_and_continue_switch): Delete.
7248 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7249 (SUBTARGET_SWITCHES): Delete.
7250 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7251 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7252 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7253 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7254 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7255 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7256 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7257 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7258 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7259 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7260 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7261 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7262 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7263 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7264 (TARGET_64BIT): Undef before redefining.
7265 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7266 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7267 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7268 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7269 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7270 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7271 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7272 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7273 (ix86_debug_arg_string, ix86_debug_addr_string)
7274 (ix86_align_loops_string, ix86_align_jumps_string)
7275 (ix86_align_funcs_string): Delete.
7276 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7277 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7278 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7279 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7280 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7281 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7282 (SUBTARGET_SWITCHES): Delete.
7283 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7284 (ix86_debug_addr_string): Delete.
7285 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7286 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7287 (ix86_align_loops_string, ix86_align_jumps_string)
7288 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7289 (ix86_align_funcs_string): Make static.
7290 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7291 (ix86_handle_option): New function.
7292 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7293 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7294 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7295 of darwin_fix_and_continue_switch.
7296 (darwin_one_byte_bool): Delete.
7297 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7298 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7299 to darwin_one_byte_bool.
7300 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7301 * config/i386/djgpp.opt, config/i386/i386.opt,
7302 * config/i386/sco5.opt: New files.
7304 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7306 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7307 fp_zero_operand, fp_register_operand, intreg_operand,
7308 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7309 call_operand, call_operand_address, tgd_symbolic_operand,
7310 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7311 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7312 sp64_medium_pic_operand, data_segment_operand,
7313 text_segment_operand, splittable_symbolic_memory_operand,
7314 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7315 eq_or_neq, normal_comp_operator, noov_compare_op,
7316 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7317 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7318 const64_operand, const64_high_operand, arith11_operand,
7319 arith10_operand, arith_double_operand, arith_double_4096_operand,
7320 arith_double_add_operand, arith11_double_operand,
7321 arith10_double_operand, small_int, small_int_or_double,
7322 uns_small_int, uns_arith_operand, clobbered_register,
7323 input_operand, compare_operand): Delete.
7324 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7325 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7326 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7327 (GEN_HIGHINT64, GEN_INT64): Delete.
7328 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7329 gen_safe_XOR64): Adjust for above deletion.
7330 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7331 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7332 (legitimate_constant_p): Use const_zero_operand instead.
7333 (sparc_extra_constraint_check): Likewise.
7334 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7335 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7336 (PREDICATE_CODES): Delete.
7337 * config/sparc/sparc.md: Include predicates.md.
7338 (All patterns): Adjust for new predicate names.
7339 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7340 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7341 (movdi): Use general_operand predicate.
7342 (movdi_sp64_dbl): Delete.
7343 (movdi_const64_special): Add 'N' constraint.
7344 (movdicc): Use arith10_operand predicate.
7345 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7346 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7347 (movdi_cc_reg_sp64_trunc): Delete.
7348 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7349 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7350 (subdi3_sp32): Delete.
7351 (subdi3_insn_sp32): Change to define_insn_and_split.
7352 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7353 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7354 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7355 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7356 small_int_operand predicate.
7357 (divdi3, udivdi3): Use arith_operand predicate.
7358 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7359 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7360 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7361 (xordi3_sp64_dbl): Delete.
7362 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7363 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7364 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7365 cmp_ccx_set_not): Use arith_operand predicate.
7366 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7367 * config/sparc/predicates.md: New file.
7369 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7371 PR tree-optimization/14846
7372 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7374 (fold_single_bit_test): ... here.
7375 (fold_binary): Call fold_single_bit_test_into_sign_test
7376 instead of fold_single_bit_test.
7378 2005-04-20 James E Wilson <wilson@specifixinc.com>
7381 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7382 is another declaration.
7384 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7386 * config/cris/predicates.md: New file.
7387 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7388 (cris_movem_load_rest_p): Declare.
7389 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7390 (cris_movem_load_rest_p): Ditto. Globalize.
7391 (cris_bdap_operand, cris_bdap_biap_operand,
7392 cris_orthogonal_operator, cris_commutative_orth_op,
7393 cris_operand_extend_operator,
7394 cris_additive_operand_extend_operator, cris_extend_operator,
7395 cris_plus_or_bound_operator, cris_mem_op,
7396 cris_general_operand_or_symbol,
7397 cris_general_operand_or_gotless_symbol,
7398 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7399 cris_load_multiple_op): Remove predicate functions.
7400 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7401 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7402 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7403 * config/cris/cris.md: Include predicates.md.
7404 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7406 2005-04-20 Ian Lance Taylor <ian@airs.com>
7408 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7409 * c-common.h (STMT_EXPR_STMT): Don't define.
7410 (STMT_EXPR_NO_SCOPE): Don't define.
7411 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7412 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7413 (pp_c_expression): Likewise.
7415 2005-04-20 Richard Henderson <rth@redhat.com>
7418 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7420 2005-04-20 Jeff Law <law@redhat.com>
7422 * reload1.c (reload): Ignore equivalences between pseudos and
7425 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7428 * c-tree.h (struct c_label_list): Update comment.
7429 (struct c_label_context): Rename to struct c_label_context_se.
7430 (label_context_stack): Rename to label_context_stack_se.
7431 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7432 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7433 c_end_vm_scope): New.
7434 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7435 * c-decl.c (pop_scope): Call c_end_vm_scope.
7436 (pushdecl): Call c_begin_vm_scope for variably modified
7438 (define_label): Check for jumping into scope of identifier with
7439 variably modified type. Push label on stack for those defined at
7440 current context of identifiers with variably modified type.
7441 (start_function): Create stack level for context of identifiers
7442 with variably modified type.
7443 (finish_function): Pop stack level for context of identifiers with
7444 variably modified type.
7445 * c-typeck.c (label_context_stack): Rename to
7446 label_context_stack_se.
7447 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7448 (c_finish_goto_label): Check for jumping into scope of identifier
7449 with variably modified type. Push label on stack for those jumped
7450 to from current context of identifiers with variably modified
7452 (struct c_switch): Add blocked_vm.
7453 (c_start_case): Initialize blocked_vm.
7454 (do_case): Check blocked_vm.
7455 (c_finish_case): Add comment.
7456 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7457 variable label_context_stack.
7459 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7461 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7462 conditional_replacement, value_replacement, abs_replacement,
7464 (replace_phi_edge_with_variable): Remove argument BB.
7465 (conditional_replacement, value_replacement,
7466 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7467 Update a call to replace_phi_edge_with_variable.
7469 * tree-ssa-phiopt.c: Fix comments.
7471 2005-04-20 Michael Matz <matz@suse.de>
7474 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7477 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7479 * tree-ssa-phiopt.c: Fix comment typos.
7481 PR tree-optimization/21116
7482 * tree-ssa-phiopt.c: Fix a typo.
7484 2005-04-19 Richard Henderson <rth@redhat.com>
7486 * builtins.c (expand_builtin_sync_operation): Revert last change.
7487 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7489 (expand_compare_and_swap_loop): Likewise.
7490 (expand_sync_operation): Remove fallback from NAND to AND; invert
7491 memory operand when expanding from cmpxchg.
7492 (expand_sync_fetch_operation): Likewise.
7493 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7496 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7497 when implementing NAND. Fix double-add for AFTER.
7498 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7499 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7500 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7502 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7505 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7506 to return old memory value.
7507 (sync_compare_and_swap_cc<IMODE>): Likewise.
7509 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7510 return pre-reload. Don't consider output or anti dependencies.
7511 * config/ia64/sync.md (IMODE): New.
7512 (modesuffix): Add QI and HI.
7513 (memory_barrier): Simplify expansion.
7514 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7515 (cmpxchg_acq_<IMODE>): Likewise.
7516 (sync_lock_test_and_set<IMODE>): Likewise.
7517 (sync_lock_release<IMODE>): Likewise.
7519 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7521 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7524 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7526 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7528 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7529 Joseph S. Myers <joseph@codesourcery.com>
7531 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7532 * c-typeck.c (build_c_cast): Check these options.
7533 * doc/invoke.texi: Document these options.
7535 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7537 * tree-ssa-phiopt.c: Update a comment about the pass.
7539 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7541 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7542 config/mcore/mcore.c: Fix comment typos.
7544 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7546 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7547 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7549 2005-04-19 Paul Brook <paul@codesourcery.com>
7551 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7553 2005-04-19 Andrew Haley <aph@redhat.com>
7556 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7557 looking at a field's bitpos.
7559 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7561 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7562 libiberty functions.
7564 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7566 PR tree-optimization/21096
7567 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7569 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7572 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7573 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7575 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7577 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7578 refers to the function being dumped.
7580 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7582 * varasm.c (assemble_start_function): Remove reset of in_section.
7584 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7586 PR tree-optimization/21085
7587 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7590 2005-04-19 Ben Elliston <bje@au.ibm.com>
7592 * doc/invoke.texi (Optimize Options): Refer to the correct
7593 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7595 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7597 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7598 alloca argument to be big enough.
7600 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7603 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7606 2005-04-18 Tom Tromey <tromey@redhat.com>
7608 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7611 2005-04-18 Richard Henderson <rth@redhat.com>
7613 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7614 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7615 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7616 * config/alpha/alpha-protos.h: Update.
7617 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7618 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7619 (attr type): Add ld_l, st_c, mb.
7620 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7621 iornotsi3, xorsi_internal, xornotsi3): New.
7622 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7623 (ev4_ist_c, ev4_mb): New.
7624 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7626 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7627 (ev6_ist): Add st_c.
7629 * config/alpha/sync.md: New file.
7631 2005-04-18 Richard Henderson <rth@redhat.com>
7633 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7636 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7638 2005-04-18 Devang Patel <dpatel@apple.com>
7640 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7642 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7644 PR tree-optimization/20922
7645 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7646 Fold X + c >= X and fold X - c <= X to true.
7648 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7650 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7652 (emergency_labeled_state_free): Likewise.
7654 2005-04-18 Nick Clifton <nickc@redhat.com>
7656 * config/h8300/h8300.md (jump): Remove prescan parameter from
7657 calls to final_scan_insn.
7659 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7660 parameter from calls to final_scan_insn.
7662 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7664 (v850e, v850e1): Use the v850.opt file for target specific
7667 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7669 PR tree-optimization/21001
7670 * tree-optimize.c (init_tree_optimization_passes): Move the
7671 first pass_forwprop immediately before pass_vrp.
7673 2005-04-17 Ian Lance Taylor <ian@airs.com>
7675 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7676 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7677 from enum tree_code op to bool is_sizeof.
7678 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7679 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7680 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7682 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7684 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7687 2005-04-17 Ian Lance Taylor <ian@airs.com>
7689 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7691 2005-04-17 Richard Henderson <rth@redhat.com>
7693 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7695 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7696 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7697 of indirection through ssa names while looking for the gpr counter
7699 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7700 saved va_list_gpr_size and va_list_fpr_size.
7702 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7704 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7705 both pointers or both integers.
7707 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7708 ASSERT_EXPRs for single-use variable.
7710 * tree-into-ssa.c: Fix a comment typo.
7712 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7714 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7715 -mipsN before forcing a default of -mips2.
7717 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7719 * predict.h (IS_TAKEN): Remove.
7720 * rtl.h (NOTE_PREDICTION): Likewise.
7722 * modulo-sched.c (CFG_HOOKS): Remove.
7724 * c-parser.c (N_C_TTYPES): Remove.
7726 * tree-flow-inline.h (get_stmt_operands): Remove.
7727 * lambda-code.c, tree-ssa-loop-unswitch.c,
7728 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7729 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7730 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7731 calls to get_stmt_operands.
7732 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7734 2005-04-17 Richard Henderson <rth@redhat.com>
7737 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7738 of CUMULATIVE_ARGS past the last named argument.
7739 (alpha_va_start): Expect pretend_args_size only if strictly less than
7742 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7745 * builtins.c (expand_builtin_strcat): Convert the result of
7746 strlen to the right type.
7747 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7748 avoid creating type mismatches.
7749 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7752 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7754 2005-04-16 Richard Henderson <rth@redhat.com>
7757 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7758 Use the mode of boolean_type_node when the user doesn't provide one.
7759 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7761 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7764 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7767 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7770 2005-04-16 Roger Sayle <roger@eyesopen.com>
7771 Steven Bosscher <stevenb@suse.de>
7773 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7774 (fold_unary_to_constant): Likewise.
7776 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7778 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7781 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7783 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7784 names related to target triplets.
7785 Remove i?86-*-esix from platform directory.
7786 Remove powerpc-*-eabiaix from platform directory.
7788 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7791 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7792 falling through from SUBREG case to REG.
7794 2005-04-15 Roger Sayle <roger@eyesopen.com>
7796 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7797 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7798 (fold_binary_to_constant): Simplify using fold_binary.
7799 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7801 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7803 * gthr-posix.c (pthread_cancel): Define.
7804 (pthread_mutexattr_init): Likewise.
7805 (pthread_mutexattr_settype): Likewise.
7806 (pthread_mutexattr_destroy): Likewise.
7808 2005-04-15 David S. Miller <davem@davemloft.net>
7811 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7813 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7815 PR tree-optimization/21031
7816 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7817 (forward_propagate_into_cond_1): Call it. Forward propagate
7818 integer-integer casts into COND_EXPRs.
7820 2005-04-15 Dave Korn <dave.korn@artimi.com>
7822 * gcc.c (default_compilers): Clarify obscure error message when
7823 reading from standard input.
7825 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7827 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7828 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7830 * tree-ssa-alias.c (init_alias_info): Remove a call to
7833 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7835 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7836 of non-virtual PHI nodes like we use to.
7838 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7840 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7841 (attr_copy_rtx): Do not use it.
7843 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7845 * doc/tree-ssa.texi: Grammer/abbreviation updates.
7847 2005-04-15 Diego Novillo <dnovillo@redhat.com>
7849 * tree-vect-transform.c (vectorizable_store): Mark necessary
7850 objects in the vectorized store needing renaming. Update the
7851 SSA graph for V_MAY_DEF operands in the original store.
7853 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7855 * tree-ssa-pre.c (compute_avail): It's okay to have
7856 TREE_INVARIANT's here, and value number the resulting expressions.
7857 (create_expression_by_pieces): Make sure operands that were
7858 min_invariant when we started, stay that way.
7860 2005-04-15 David Edelsohn <edelsohn@gnu.org>
7862 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
7864 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7866 PR tree-optimization/20936.
7867 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
7869 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7871 * doc/invoke.texi: Fix typos.
7872 * doc/md.texi: Likewise.
7873 * doc/rtl.texi: Likewise.
7874 * doc/sourcebuild.texi: Likewise.
7875 * doc/tm.texi: Likewise.
7877 2005-04-15 Uros Bizjak <uros@kss-loka.si>
7879 PR tree-optimization/21004
7880 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
7881 and floorl in c99 mode only.
7882 * builtins.c (expand_builtin_int_roundingfn): Assert that
7883 fallback_fndecl is not NULL_TREE.
7885 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7887 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
7888 * basic-block.h: Update the prototype for
7889 purge_all_dead_edges.
7890 * cfgexpand.c (tree_expand_cfg): Update a call to
7891 purge_all_dead_edges.
7892 * combine.c (combine_instructions): Likewise.
7893 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
7894 rest_of_handle_cse2, rest_of_handle_gcse,
7895 rest_of_handle_postreload): likewise.
7897 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
7900 * gimplify.c (gimplify_addr_expr): Compensate for removal of
7901 e.g. cv-qualification conversions.
7903 2005-04-14 Mike Stump <mrs@apple.com>
7905 * config/darwin-c.c (framework_construct_pathname): We must
7906 find all headers of a framework in the first instance of it
7907 found in the seach path.
7909 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7911 PR tree-optimization/21021
7912 * tree-vrp.c (compare_values): Work around a bug in the front
7913 end that produces a comparison of mismatched types.
7915 2004-04-14 Richard Henderson <rth@redhat.com>
7917 * config/ia64/ia64.h (enum fetchop_code): Remove.
7918 (enum ia64_builtins): Move ...
7919 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
7920 members except BSP and FLUSHRS.
7921 (ia64_init_builtins): Remove __sync builtins.
7922 (ia64_expand_builtin): Likewise.
7923 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7924 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7925 (ia64_expand_lock_release): Remove.
7926 * config/ia64/ia64.md (mf): Move to sync.md.
7927 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7928 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7929 * config/ia64/sync.md: New file.
7930 (memory_barrier): Rename from mf.
7931 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7932 (cmpxchg_acq_<I48MODE>): Likewise.
7933 (sync_lock_test_and_set<I48MODE>): Likewise.
7935 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7936 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7938 2004-04-14 Richard Henderson <rth@redhat.com>
7940 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7941 (ix86_compare_emitted): New.
7942 (ix86_expand_compare): Use ix86_compare_emitted if set.
7943 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7944 and ix86_compare_op0 are set.
7945 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7946 (TARGET_CMPXCHG, TARGET_XADD): New.
7947 (ix86_compare_emitted): Declare.
7948 * config/i386/i386.md: Include sync.md
7949 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7950 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7951 * config/i386/sync.md: New file.
7953 2004-04-14 Richard Henderson <rth@redhat.com>
7956 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7957 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7958 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7959 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7960 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7961 BT_FN_I8_VPTR_I8_I8): New.
7962 * builtins.def (DEF_SYNC_BUILTIN): New.
7963 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7964 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7965 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7966 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7967 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7968 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7969 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7970 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7971 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7972 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7973 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7974 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7975 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7976 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7977 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7978 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7979 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7980 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7981 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7982 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7983 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7984 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7985 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7986 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7987 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7988 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7989 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7990 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7991 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7992 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7993 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7994 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7995 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7996 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7997 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7998 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7999 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8000 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8001 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8002 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8003 BUILT_IN_SYNCHRONIZE: New.
8004 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8005 as a function. Accept __sync_ as a prefix as well.
8006 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8007 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8008 expand_builtin_lock_release): New.
8009 (expand_builtin): Call them.
8010 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8011 neither BOTH_P nor FALLBACK_P are defined.
8012 (builtin_type_for_size): New.
8013 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8014 (resolve_overloaded_builtin): New.
8015 * c-common.h (resolve_overloaded_builtin): Declare.
8016 (builtin_type_for_size): Declare.
8017 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8018 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8019 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8020 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8021 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8022 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8023 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8024 sync_compare_and_swap_cc, sync_lock_test_and_set,
8025 sync_lock_release): New.
8026 * optabs.h: Declare them.
8027 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8028 expand_sync_operation, expand_sync_fetch_operation,
8029 expand_sync_lock_test_and_set): Declare.
8030 * genopinit.c (optabs): Add sync optabs.
8031 * optabs.c (init_optabs): Initialize sync optabs.
8032 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8033 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8034 expand_sync_operation, expand_sync_fetch_operation,
8035 expand_sync_lock_test_and_set): New.
8036 * doc/extend.texi (Atomic Builtins): New section
8037 * doc/md.texi (Standard Names): Add sync patterns.
8039 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8041 * tree-eh.c (lower_try_finally_copy): Generate new code in
8042 response to goto_queue entries as if the queue was sorted by
8043 index, not pointers.
8044 (lower_try_finally_switch): Likewise.
8046 2005-04-14 Richard Henderson <rth@redhat.com>
8048 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8049 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8051 (ix86_expand_fp_movcc): Update to match.
8052 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8053 * config/i386/i386-protos.h: Update.
8054 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8055 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8057 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8059 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8062 2005-04-14 Julian Brown <julian@codesourcery.com>
8064 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8065 link failures on ppc64 Linux.
8067 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8069 * config.gcc: Set cpu_type for s390.
8071 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8073 Fix PR tree-optimization/20963
8074 * tree-ssa-pre.c (compute_avail): Remove special case for
8076 (create_expression_by_pieces): Add value numbers for forced out
8079 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8081 * config/cris/cris.md: Replace references to (reg:SI 16) with
8082 (reg:SI CRIS_SRP_REGNUM).
8084 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8086 PR tree-optimization/20657
8087 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8088 create an appropriate range from it.
8090 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8092 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8093 <UNSPEC_FIST_CEIL> case.
8095 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8096 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8097 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8098 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8099 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8100 (lfloor<mode>2): New expanders.
8101 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8102 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8103 to implement lceil and llceil built-ins as x87 intrinsic function.
8104 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8105 (lceil<mode>2): New expanders.
8107 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8109 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8110 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8112 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8115 * config/s390/s390-modes.def: Define TFmode.
8117 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8119 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8120 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8121 * config/mips/mips.c (mips16_insn_length): Remove reference to
8122 JUMP_TABLES_IN_TEXT_SECTION.
8124 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8126 * simplify-rtx.c (simplify_binary_operation_1): Return
8127 scalar or vector of constant 0, depending on the xor's
8130 2005-04-13 Dale Johannesen <dalej@apple.com>
8132 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8133 (objc-act.o): Ditto.
8134 * objc/objc-act.c (objc_gimplify_expr): New.
8135 (objc_get_callee_fndecl): New.
8136 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8137 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8138 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8140 2005-04-13 Devang Patel <dpatel@apple.com>
8142 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8145 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8147 CRIS prologue as RTL.
8148 * config/cris/cris-protos.h (cris_emit_movem_store)
8149 (cris_expand_prologue): Prototype.
8150 * config/cris/cris.c (struct machine_function): New member
8152 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8153 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8154 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8155 (cris_load_multiple_op, cris_return_address_on_stack)
8156 (cris_return_address_on_stack_for_return): ISO-Cify.
8157 (cris_store_multiple_op): New predicate function.
8158 (cris_expand_prologue, cris_emit_movem_store): New functions.
8159 (cris_print_operand) <case 'O'>: Handle modifications other than
8161 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8162 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8163 (cris_gen_movem_load): Rearrange slightly to make local variable
8164 src a parameter, removing osrc.
8165 (cris_setup_incoming_varargs): Set machine_function member
8166 stdarg_regs to correspond to the number of registers that need to
8168 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8170 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8171 cris_general_operand_or_gotless_symbol accept UNSPEC.
8172 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8173 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8174 ("*cris_store_multiple"): New pattern. Tweak common comment above
8175 this and "*cris_load_multiple".
8176 ("prologue"): New define_expand.
8178 * config/cris/cris.md ("epilogue"): Conditionalize on
8179 TARGET_PROLOGUE_EPILOGUE.
8181 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8184 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8185 fpsr 0 instead of fpsr 1.
8186 (divsf3_internal_thr): Ditto.
8187 (divdf3_internal_lat): Ditto.
8188 (divdf3_internal_thr): Ditto.
8189 (divxf3_internal_lat): Ditto.
8190 (divxf3_internal_thr): Ditto.
8192 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8194 PR tree-optimization/20913
8195 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8197 PR tree-optimization/20702
8198 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8199 dominator children that haven't been walked into.
8201 2005-04-13 Julian Brown <julian@codesourcery.com>
8203 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8204 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8207 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8209 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8210 config/i386/sse.md: Fix comment typos.
8212 * genattrtab.c (NULL_ATTR): Remove.
8213 * ifcvt.c (NULL_EDGE): Likewise.
8215 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8217 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8218 NOTE_PREDICT): Remove.
8220 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8222 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8223 * configure: Regenerate.
8224 * config.in: Likewise.
8225 * system.h: Declare vsnprintf if not already declared.
8227 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8229 * optc-gen.awk: Handle stand-alone Mask records.
8230 * opth-gen.awk: Likewise.
8231 * doc/options.texi (Option file format): Document them.
8232 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8233 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8234 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8235 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8236 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8237 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8238 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8239 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8240 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8241 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8242 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8243 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8244 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8245 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8246 TARGET_LONG_DOUBLE_128): Likewise.
8247 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8248 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8249 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8250 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8251 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8252 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8253 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8254 * config/sparc/sparc.c (fpu_option_set): New global.
8255 (sparc_handle_option): New function.
8256 (sparc_override_options): Test fpu_option_set.
8257 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8258 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8259 * config/sparc/sparc.opt: New file.
8260 * config/sparc/little-endian.opt: Likewise.
8261 * config/sparc/long-double-switch.opt: Likewise.
8263 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8265 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8266 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8267 * config/bfin/bfin.opt (mshared-library-id=): Lose
8268 Var(bfin_lib_id_given).
8270 2005-04-13 Matt Thomas <matt@3am-software.com>
8272 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8275 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8277 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8279 * cgraphunit.c (INSNS_PER_CALL): Remove.
8281 * tree-ssa-forwprop.c (vars,
8282 record_single_argument_cond_exprs,
8283 substitute_single_use_vars): Remove.
8284 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8286 (tree_ssa_forward_propagate_single_use_vars): Call
8287 forward_propagate_into_cond for each COND_EXPR.
8289 * tree-inline.c (INSNS_PER_STMT): Remove.
8291 2005-04-12 Richard Henderson <rth@redhat.com>
8293 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8294 (ix86_expand_sse_fp_minmax): ... from ...
8295 (ix86_expand_fp_movcc): ... here.
8296 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8297 * config/i386/i386-protos.h: Update.
8298 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8299 (sse_setccsf, sse_setccdf): Allow before reload.
8300 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8301 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8302 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8303 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8304 (anddf3, nanddf3, iordf3, xordf3): New.
8306 2005-04-12 Jeff Law <law@redhat.com>
8308 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8309 (tree-ssa-uncprop.o): Add dependencies.
8310 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8311 * tree-flow.h (remove_useless_stmts): Remove prototype.
8312 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8313 remove_useless_stmts.
8314 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8315 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8316 * tree-pass.h (pass_uncprop): Declare.
8317 * tree-ssa-uncprop.c: New file.
8319 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8322 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8324 2005-04-12 Caroline Tice <ctice@apple.com>
8326 Temporary fix for partitioning problems.
8327 * passes.c (rest_of_handle_final): Remove code that
8328 frees unlikely_text_section_name,
8329 * varasm.c (assemble_start_function): Test for partitioning
8330 flag before writing out section labels.
8331 (assemble_end_function): Test for partitioning flag before
8332 writing out section labels.
8334 2005-04-12 Steven Bosscher <stevenb@suse.de>
8335 Stuart Hastings <stuart@apple.com>
8336 Jan Hubicka <jh@suse.cz>
8338 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8339 references to gt-tree-cfg.h.
8340 * basic-block.h (struct basic_block_def): Don't skip rbi
8341 for garbage collection.
8342 (struct reorder_block_def): Make GTY-able.
8343 (struct control_flow_graph): New structure.
8344 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8345 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8346 but instead defines to the control_flow_graph for cfun.
8347 (label_to_block_map): New define, points to the label map of
8348 the control_flow_graph for cfun.
8349 (n_edges_for_function, n_basic_blocks_for_function,
8350 last_basic_block_for_function, basic_block_info_for_function,
8351 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8352 basic_block_info_for_function, label_to_block_map_for_function):
8353 Counterparts for the above, taking a struct function as an extra
8355 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8356 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8357 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8358 (alloc_rbi_pool, free_rbi_pool): Remove.
8359 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8360 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8362 (cfg_layout_finalize) ... and don't free it here.
8363 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8365 * flow.c (free_basic_block_vars): Set label_to_block_map and
8366 n_edges to zero too.
8367 * function.h (struct function): Add cfg field.
8368 * function.c (allocate_struct_function): Allocate the cfg.
8369 * tree-cfg.c (label_to_block_map): Remove.
8370 (build_tree_cfg): Don't allocate the rbi pool here...
8371 (delete_tree_cfg_annotations): ...and don't free it here.
8372 Also don't nullify label_to_block_map for cfun.
8374 2005-04-12 Caroline Tice <ctice@apple.com>
8376 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8377 Revert my patch from April 9.
8378 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8379 (reorder_basic_blocks): Revert my patch from April 9.
8380 (insert_section_boundary_note): Revert my patch from April 9.
8381 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8382 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8383 (COLD_END_LABEL): Revert my patch from April 9.
8384 (cold_text_section_label): Revert my patch from April 9.
8385 (cold_end_label): Revert my patch from April 9.
8386 (dwarf2out_switch_text_section): Revert my patch from April 9.
8387 (output_aranges): Revert my patch from April 9.
8388 (output_ranges): Revert my patch from April 9.
8389 (output_line_info): Revert my patch from April 9.
8390 (add_location_or_const_value_attribute): Revert my patch from April 9.
8391 (dwarf2out_var_location): Revert my patch from April 9.
8392 (dwarf2out_init): Revert my patch from April 9.
8393 (dwarf2out_finish): Revert my patch from April 9.
8394 * function.h (struct function): Revert my patch from April 9.
8395 * opts.c (decode_options): Revert my patch from April 9.
8396 * output.h (unlikely_section_label, hot_section_label,
8397 hot_section_end_label, cold_section_end_label,
8398 unlikely_text_section_name): Revert my patch from April 9.
8399 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8400 * varasm.c (unlikely_section_label, hot_section_label,
8401 hot_section_end_label, cold_section_end_label,
8402 unlikely_text_section_name): Revert my patch from April 9.
8403 (initialize_cold_section_name): Revert my patch from April 9.
8404 (unlikely_text_section): Revert my patch from April 9.
8405 (in_unlikely_text_section): Revert my patch from April 9.
8406 (named_section): Revert my patch from April 9.
8407 (function_section): Revert my patch from April 9.
8408 (current_function_section): Revert my patch from April 9.
8409 (assemble_start_function): Revert my patch from April 9.
8410 (assemble_end_function): Revert my patch from April 9.
8411 (default_section_type_flags_1): Revert my patch from April 9.
8413 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8415 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8416 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8418 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8420 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8423 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8424 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8426 2004-04-12 Richard Henderson <rth@redhat.com>
8428 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8429 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8430 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8431 (UNSPEC_*, UNSPECV_*): Renumber.
8433 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8436 From Richard Henderson <rth@redhat.com>:
8437 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8440 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8442 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8444 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8446 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8447 (bfin_library_id): New variable.
8448 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8449 instead of bfin_library_id_string.
8450 (bfin_handle_option): New function.
8451 (override_options): Remove most code to deal with shared library IDs,
8452 just check they aren't used without -mid-shared-library.
8453 (TARGET_HANDLE_OPTION): Define.
8454 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8455 * config/bfin/bfin.opt (mshared-library-id=): New.
8457 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8459 * tree-vect-transform.c: Fix comment typos.
8461 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8463 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8464 split critical edges when not possible/profitable.
8466 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8468 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8469 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8470 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8471 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8472 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8473 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8474 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8475 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8477 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8478 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8479 * config/ns32k/ns32k.opt: New file.
8481 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8483 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8484 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8485 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8486 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8487 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8488 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8489 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8490 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8491 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8492 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8493 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8494 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8495 (MASK_COLDFIRE): Formatting fixes.
8496 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8497 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8498 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8499 "_current_shared_library_a5_offset_".
8500 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8501 (MASK_ALL_CPU_BITS): New macro.
8502 (m68k_handle_option): New function.
8503 (override_options): Remove handling of m68k_library_id_string.
8504 * config/m68k/m68k.opt: New file.
8505 * config/m68k/ieee.opt: New file.
8507 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8509 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8510 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8511 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8512 (TARGET_CXX): Adjust accordingly.
8513 * target.h (struct gcc_target): Remove epxort_class_data. Add
8514 determine_class_data_visibility and class_data_always_comdat.
8515 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8516 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8517 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8518 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8519 (arm_cxx_determine_class_data_visibility): New.
8520 (arm_cxx_class_data_always_comdat): Likewise.
8521 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8522 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8523 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8524 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8525 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8528 2005-04-11 Devang Patel <dpatel@apple.com>
8530 * tree-data-ref.c (build_classic_dist_vector,
8531 compute_subscript_distance): Make externally visible.
8532 * tree-data-ref.h (build_classic_dist_vector,
8533 compute_subscript_distance): Same.
8534 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8535 Check distance vector against vectorization factor.
8536 (vect_analyze_loop): Determine vectorizaion factor before
8537 analyzing data dependences.
8538 * tree-vectorizer.c (loops_num): Make it externally visible and
8540 * tree-vectorizer.c (vect_loops_num): ... new name.
8541 * tree-vectorizer.h (vect_loops_num): New.
8543 2005-04-11 Devang Patel <dpatel@apple.com>
8545 * tree-vect-analyze.c (vect_analyze_operations): Check
8546 vectorizable codition.
8547 * tree-vect-transform.c (vect_is_simple_cond): New function.
8548 (vectorizable_condition): New function.
8549 (vect_transform_stmt): Handle condition_vec_info_type.
8550 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8551 condition_vec_info_type.
8552 (vectorizable_condition): New.
8554 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8556 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8557 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8558 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8560 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8561 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8563 * dwarf2out.c (output_line_info): Don't try to dereference
8564 a NULL current_function_decl.
8566 * config/t-slibgcc-darwin: Don't put shared libraries in
8567 directories other than $(slibdir).
8568 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8571 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8573 PR tree-optimization/20933
8574 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8575 logic to reject aliases between read-only and writable
8577 (may_alias_p): ... here.
8578 (get_tmt_for): Do not associate read-only tags to pointers
8579 whose pointed-to type is not read-only.
8580 * tree-ssa.c (verify_ssa): Check that memory stores have at
8581 least one V_MAY_DEF or V_MUST_DEF.
8583 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8586 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8587 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8588 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8589 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8591 (fwrite_unlocked): Fix prototype.
8593 * configure, config.in: Regenerate.
8595 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8597 * tree-ssa-loop-im.c: Include real.h.
8598 (determine_invariantness_stmt): If real division divisor is
8599 invariant and flag_unsafe_math_optimizations enabled, generate
8600 invariant reciprocal for hoisting.
8601 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8603 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8605 Fix PR tree-optimization/20926
8607 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8609 2005-04-11 Devang Patel <dpatel@apple.com>
8611 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8614 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8616 * fold-const.c (fold_binary_op_with_conditional_arg):
8617 use fold_buildN instead of "fold (buildN" in some
8619 (fold_unary): Likewise.
8620 (fold_binary): Likewise.
8622 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8624 Fix PR tree-optimization/20612
8625 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8627 (perfect_nestify): preheaderbb is *not* part of loop of the
8630 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8632 * tree-ssa-alias.c (may_alias_p): If the variable
8633 is a global variable and the pointer is parameter
8634 and -fargument-noalias-global is used, then
8635 the pointer cannot alias the variable.
8637 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8639 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8640 * config/sparc/sparc.h: Likewise.
8641 * config/sparc/sparc.md: Likewise.
8643 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8645 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8647 * tree-vrp.c: Fix a comment typo.
8649 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8651 PR tree-optimization/20920
8652 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8653 SSA_NAME flows through an abnormal edge.
8654 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8655 through abnormal edges.
8656 (maybe_add_assert_expr): Likewise.
8658 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8660 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8661 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8662 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8663 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8664 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8665 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8666 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8667 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8668 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8669 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8670 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8671 (TARGET_HANDLE_OPTION): Likewise.
8672 (s390_tune): Initialize to PROCESSOR_max.
8673 (s390_arch_string): Make static.
8674 (s390_tune_string, s390_warn_framesize_string): Delete.
8675 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8676 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8677 (s390_handle_arch_option, s390_handle_option): New functions.
8678 (override_options): Remove parsing of option strings.
8679 * config/s390/s390.opt: New file.
8681 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8683 * tree-complex.c (expand_vector_operations): Call
8684 update_stmt_if_modified.
8686 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8688 * tree-vect-analyze (vect_determine_vectorization_factor):
8689 Do not use GET_MODE_NUNITS.
8690 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8691 (vectorizable_load, vect_transform_loop): Likewise.
8693 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8695 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8696 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8697 * optabs.h (enum optab_index): Add new OTI_lceil.
8698 (lceil_optab): Define corresponding macro.
8699 * optabs.c (init_optabs): Initialize lceil_optab.
8700 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8701 and lceildi2 patterns.
8702 * builtins.c (expand_builtin_int_roundingfn): Handle
8703 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8704 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8705 BUILT_IN_LLCEIL{,F,L}.
8706 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8707 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8708 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8709 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8710 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8711 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8712 into lceil built-in function and (long long int)ceil{,f,l} into
8713 llceil built-in function.
8714 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8717 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8719 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8722 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8724 * config/arm/arm.c: Fix a comment typo.
8725 * doc/tree-ssa.texi: Fix a typo.
8727 2005-04-10 Steven Bosscher <stevenb@suse.de>
8729 * cselib.c (clear_table): Rename to cselib_clear_table.
8730 * cselib.h (cselib_clear_table): Add prototype.
8731 * gcse.c (gcse_main): Make 'f' argument unused.
8732 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8733 of each basic block instead.
8734 (compute_sets, compute_hash_table_work): Likewise.
8735 (constprop_register): Change int 'alter_jumps' argument to bool.
8736 (do_local_cprop): Likewise.
8737 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8738 the insn chain. Explicitly clear the cselib tables after finishing
8739 one basic block. Make sure there are no unterminated libcall blocks.
8740 Update compute_sets call.
8741 (cprop): Walk basic blocks instead of the insn chain.
8742 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8744 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8745 one_cprop_pass calls.
8747 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8749 * combine.c (combine_simplify_rtx): Remove a transformation that
8750 relies on an invalid assumption about rtl sign-extension semantics.
8752 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8754 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8755 to build_int_cst_wide.
8757 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8760 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8761 set the original address pseudo to the correct value before the
8762 original insn, if possible, and leave the insn alone, otherwise
8763 create a new pseudo, set it and replace it in the insn.
8764 * recog.c (validate_change_maybe_volatile): New.
8765 * recog.h (validate_change_maybe_volatile): Declare.
8767 2005-04-09 Caroline Tice <ctice@apple.com>
8769 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8770 Remove targetm.have_named_sections test.
8771 (fix_edges_for_rarely_executed_code): Likewise.
8772 (insert_section_boundary_note): Likewise.
8773 (reorder_basic_blocks): Check partitioning flag before calling
8774 verify_hot_cold_block_grouping.
8775 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8776 the function struct rather than global variables.
8777 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8778 (COLD_END_LABEL): Likewise
8779 (cold_text_section_label): New static global variable.
8780 (cold_end_label): Likewise.
8781 (dwarf2out_switch_text_section): Get hot/cold section labels from
8782 the function struct rather than global variables.
8783 (output_aranges): Use cold_text_section_label and cold_end_label;
8784 check partitioning flag before putting out delta.
8785 (output_ranges): Remove incorrect code attempting to use
8787 (output_line_info): Get cold section label from function struct.
8788 (add_location_or_const_value_attribute): Likewise.
8789 (get_subprogram_die): Get hot/cold section labels from function struct.
8790 (dwarf2out_var_location): Likewise.
8791 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8792 write out cold_text_section_label if partition flag is set.
8793 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8794 * function.h (struct function): Add new fields to point to hot/cold
8795 section labels: hot_section_label, cold_section_label,
8796 hot_section_end_label and cold_section_end_label; also add new field
8797 for cold text section name, unlikely_text_section_name.
8798 * opts.c (decode_options): Turn off partitioning flag if
8799 !targetm.have_named_sections.
8800 * output.h (hot_section_label): Remove.
8801 (hot_section_end_label): Remove.
8802 (cold_section_end_label): Remove.
8803 (unlikely_section_label): Remove.
8804 (unlikely_text_section_name): Remove.
8805 * passes.c (rest_of_handle_final): Remove code that frees
8806 unlikely_text_section_name.
8807 * varasm.c (unlikely_section_label): Remove.
8808 (hot_section_label): Remove.
8809 (hot_section_end_label): Remove.
8810 (cold_section_end_label): Remove.
8811 (unlikely_text_section_name): Remove.
8812 (initialize_cold_section_name): Modify to call
8813 targetm.strip_name_encoding; to store cold section name in current
8814 function struct, if it exists; and to only use the decl_section_name
8815 if flag_named_sections is true.
8816 (unlikely_text_section): Modify to get section name out of current
8817 function struct, if there is one; otherwise build it from
8818 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8819 (in_unlikely_text_section): Likewise.
8820 (named_section): Modify to get/put cold section name in current function
8821 struct, if there is one.
8822 (function_section): Change 'bool unlikely' to 'int reloc'; check
8823 targetm.have_named_sections before calling named_section.
8824 (current_function_section): Likewise.
8825 (assemble_start_function): Modify to get/put unlikely_text_section_name
8826 in current function struct; modify to get hot/cold section labels
8827 from function struct; initialize labels using
8828 ASM_GENERATE_INTERNAL_LABEL;
8829 test partitioning flag before writing out hot section label.
8830 (assemble_end_function): Test partitioning flag before writing out
8831 hot/cold section labels.
8832 (default_section_type_flags_1): Modify to use array instead of
8833 char* for unlikely_text_section_name; set flags correctly for
8834 cold text section if there is not a current function decl.
8836 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8838 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8839 and TI_VA_LIST_FPR_COUNTER_FIELD.
8840 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8841 * tree-pass.h (pass_stdarg): Add.
8842 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8843 * tree-stdarg.c: New file.
8844 * tree-stdarg.h: New file.
8845 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8846 (tree-stdarg.o): Add dependencies.
8847 * function.h (struct function): Add va_list_gpr_size and
8848 va_list_fpr_size fields.
8849 * function.c (allocate_struct_function): Initialize them.
8850 * target.h (struct gcc_target): Add stdarg_optimize_hook.
8851 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8852 (TARGET_INITIALIZER): Add it.
8854 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8855 va_list_{g,f}pr_counter_field.
8856 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8857 area will not be used. Only save registers that tree-stdarg.c
8858 detected they need saving.
8859 (ix86_va_start): Don't set up fields that won't be used.
8861 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8862 va_list_{g,f}pr_counter_field.
8863 (setup_incoming_varargs): Don't do anything if reg_save
8864 area will not be used. Only save registers that tree-stdarg.c
8865 detected they need saving.
8866 (rs6000_va_start): Don't set up fields that won't be used.
8868 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
8869 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
8870 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
8871 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8873 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8876 * config/i386/i386.c (construct_container): Pass empty aligned
8877 struct, union or class in memory.
8879 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
8881 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
8882 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
8883 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
8884 config/rs6000/predicates.md: Fix comment typos.
8886 * sched-int.h (haifa_insn_data): Remove blockage and units.
8887 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
8888 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
8889 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
8891 2005-04-09 Jan Hubicka <jh@suse.cz>
8892 Steven Bosscher <stevenb@suse.de>
8894 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
8895 * cfgloop.c (get_loop_exit_edges): Likewise.
8896 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
8898 * loop-unroll.c (analyze_insns_in_loop): Likewise.
8899 * tree-cfg.c (dump_cfg_status): Likewise.
8901 2005-04-09 David Edelsohn <edelsohn@gnu.org>
8903 * config/rs6000/predicates.md (altivec_register_operand): Remove
8904 redundant match_code test.
8905 (gpc_reg_operand): Same.
8906 (cc_reg_operand): Same.
8907 (cc_reg_not_cr0_operand): Same.
8909 2005-04-09 Jan Hubicka <jh@suse.cz>
8911 Forgotten hunk from my last merge patch:
8912 * final.c (output_addr_const): Do not call mark_referenced.
8914 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
8916 * doc/tree-ssa.texi: Add immediate use documentation.
8918 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
8920 * arm.c (FL_WBUF): Define.
8921 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
8922 (arm_is_6_or_7): Delete.
8923 (arm_tune_wbuf): New.
8924 (arm_override_options): Set arm_tune_wbuf.
8925 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8926 (arm_is_6_or_7): Delete declaration.
8927 (arm_tune_wbuf): New declartion.
8928 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8929 (model_wbuf): Derive from arm_tune_wbuf.
8930 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8931 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8932 (arm740t): Mark CPUs as having a write buffer.
8934 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8936 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8937 of 'const_double_operand' in operand 2 constraints. Update enable
8940 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8942 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8943 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8944 * optabs.h (enum optab_index): Add new OTI_lfloor.
8945 (lfloor_optab): Define corresponding macro.
8946 * optabs.c (init_optabs): Initialize lfloor_optab.
8947 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8948 and lfloordi2 patterns.
8949 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8950 (expand_builtin_int_roundingfn): New function.
8951 (fold_builtin_int_roundingfn): New prototype.
8952 (fold_builtin_int_roundingfn): New function, renamed from
8953 fold_builtin_lround.
8954 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8955 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8956 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8957 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8958 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8959 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8960 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8961 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8962 into lfloor built-in function and (long long int)floor{,f,l} into
8963 llfloor built-in function.
8964 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8967 2005-04-08 Ian Lance Taylor <ian@airs.com>
8969 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8970 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8971 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8972 (DO_COND, DO_BODY): Likewise.
8973 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8974 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8975 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8976 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8977 (build_continue_stmt, build_break_stmt): Don't declare.
8978 (c_do_switch_warnings): Update declaration.
8979 * c-gimplify.c (enum bc_t): Remove.
8980 (struct c_gimplify_ctx, ctxp): Remove.
8981 (push_context, pop_context): Remove static functions.
8982 (c_genericize): Don't call push_context or pop_context.
8983 (begin_bc_block, finish_bc_block): Remove static functions.
8984 (build_bc_goto): Likewise.
8985 (gimplify_c_loop): Likewise.
8986 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8987 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8988 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8989 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8990 * c-common.c (c_do_switch_warnings): Rename from
8991 c_do_switch_warnings_1.
8992 (c_do_switch_warnings) [old version]: Remove.
8993 (c_do_switch_expr_warnings): Remove.
8994 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8995 function instead of c_do_switch_expr_warnings.
8996 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8997 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8998 * c-pretty-print.c (pp_c_statement): Likewise.
8999 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9001 2005-04-08 Devang Patel <dpatel@apple.com>
9003 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9004 While selecting replacement condition pay attention to loop header.
9006 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9008 Merge from tree-cleanup-branch: VRP, store CCP, store
9009 copy-prop, incremental SSA updating of FUD chains and
9010 newly exposed symbols.
9012 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9013 (OBJS-common): Add tree-vrp.o.
9014 (tree-vrp.o): New rule.
9015 * basic-block.h (nearest_common_dominator_for_set): Declare.
9016 * common.opt (ftree-store-ccp): New flag.
9017 (ftree-copy-prop): New flag.
9018 (ftree-vrp): New flag.
9019 (ftree-store-copy-prop): New flag.
9020 * dominance.c (nearest_common_dominator_for_set): New.
9021 * domwalk.c (walk_dominator_tree): Only traverse
9022 statements in blocks marked in walk_data->interesting_blocks.
9023 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9024 * fold-const.c (fold): Handle ASSERT_EXPR.
9025 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9026 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9027 flag_tree_vrp at -O2.
9028 * timevar.def (TV_TREE_VRP): Define.
9029 (TV_TREE_COPY_PROP): Define.
9030 (TV_TREE_STORE_COPY_PROP): Define.
9031 (TV_TREE_SSA_INCREMENTAL): Define.
9032 (TV_TREE_STORE_CCP): Define.
9033 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9034 to kill_redundant_phi_nodes from comment.
9035 (verify_expr): Handle ASSERT_EXPR.
9036 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9037 argument. Update all users.
9038 (mark_call_clobbered_vars_to_rename): Remove. Update all
9040 * tree-flow-inline.h (unmodifiable_var_p): New.
9041 * tree-flow.h (enum value_range_type): Declare.
9042 (struct value_range_def): Declare.
9043 (value_range): Declare.
9044 (remove_all_phi_nodes_for): Remove. Update all users.
9045 (find_phi_node_for): Declare.
9046 (add_type_alias): Declare.
9047 (count_uses_and_derefs): Declare.
9048 (kill_redundant_phi_nodes): Remove.
9049 (rewrite_into_ssa): Remove.
9050 (rewrite_def_def_chains): Remove.
9051 (update_ssa, register_new_name_mapping, create_new_def_for,
9052 need_ssa_update_p, name_registered_for_update_p,
9053 release_ssa_name_after_update_ssa, dump_repl_tbl,
9054 debug_repl_tbl, dump_names_replaced_by,
9055 debug_names_replaced_by, mark_sym_for_renaming,
9056 mark_set_for_renaming, get_current_def, set_current_def,
9057 get_value_range, dump_value_range, debug_value_range,
9058 dump_all_value_ranges, debug_all_value_ranges,
9059 expr_computes_nonzero, loop_depth_of_name,
9060 unmodifiable_var_p): Declare.
9061 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9063 * tree-into-ssa.c (block_defs_stack): Update comment.
9064 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9065 syms_to_rename, names_to_release, repl_tbl,
9066 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9067 need_to_replace_names_p): New locals.
9068 (NAME_SETS_GROWTH_FACTOR): Define.
9069 (struct repl_map_d): Declare.
9070 (struct mark_def_sites_global_data): Add field
9072 (enum rewrite_mode): Declare.
9073 (REGISTER_DEFS_IN_THIS_STMT): Define.
9074 (compute_global_livein): Use last_basic_block instead of
9076 (set_def_block): Remove last argument. Update all callers.
9077 (prepare_use_operand_for_rename): Remove. Update all callers.
9078 (prepare_def_operand_for_rename): Remove. Update all callers.
9079 (symbol_marked_for_renaming): New.
9082 (repl_map_hash): New.
9084 (repl_map_free): New.
9085 (names_replaced_by): New.
9086 (add_to_repl_tbl): New.
9087 (add_new_name_mapping): New.
9088 (mark_def_sites): Assume that all the operands in the
9089 statement are in normal form.
9090 (find_idf): Assert that the block in the stack is valid.
9091 (get_default_def_for): New.
9092 (insert_phi_nodes_for): Add new argument 'update_p'.
9094 If update_p is true, add a new mapping between the LHS of
9095 each new PHI and the name that it replaces.
9096 (insert_phi_nodes_1): Only call find_idf if needed.
9097 (get_reaching_def): Call get_default_def_for.
9098 (rewrite_operand): Remove.
9099 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9100 and REWRITE_THIS_STMT are false.
9101 Assume that all the operands in the statement are in
9103 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9104 (rewrite_virtual_phi_arguments): Remove.
9105 (invalidate_name_tags): Remove.
9106 (register_new_update_single, register_new_update_set,
9107 rewrite_update_init_block, replace_use,
9108 rewrite_update_fini_block, rewrite_update_stmt,
9109 rewrite_update_phi_arguments): New.
9110 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9111 Add arguments 'entry', 'what' and 'blocks'.
9112 Initialize the dominator walker according to 'what' and
9114 Start the dominator walk at 'entry'.
9115 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9116 Use it to configure the dominator walker.
9117 (rewrite_into_ssa): Remove argument 'all'.
9119 (rewrite_all_into_ssa): Remove.
9120 (rewrite_def_def_chains): Remove.
9121 (mark_def_interesting, mark_use_interesting,
9122 prepare_phi_args_for_update, prepare_block_for_update,
9123 prepare_def_site_for, prepare_def_sites,
9124 dump_names_replaced_by, debug_names_replaced_by,
9125 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9126 delete_update_ssa, create_new_def_for,
9127 register_new_name_mapping, mark_sym_for_renaming,
9128 mark_set_for_renaming, need_ssa_update_p,
9129 name_registered_for_update_p, ssa_names_to_replace,
9130 release_ssa_name_after_update_ssa,
9131 insert_updated_phi_nodes_for, update_ssa): New.
9132 * tree-loop-linear.c (linear_transform_loops): Call
9133 update_ssa instead of rewrite_into_ssa.
9134 * tree-optimize.c (vars_to_rename): Remove.
9136 (init_tree_optimization_passes): Replace
9137 pass_redundant_phi with pass_copy_prop.
9139 Replace pass_ccp with pass_store_ccp.
9140 Add pass_store_copy_prop after pass_store_ccp.
9141 (execute_todo): If the TODO_ flags don't include updating
9142 the SSA form, assert that it does not need to be updated.
9143 Call update_ssa instead of rewrite_into_ssa and
9144 rewrite_def_def_chains.
9145 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9146 (tree_rest_of_compilation):
9147 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9148 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9149 TODO_cleanup_cfg): Renumber.
9150 (TODO_verify_loops, TODO_update_ssa,
9151 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9152 TODO_update_ssa_only_virtuals): Define.
9153 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9155 * tree-phinodes.c (make_phi_node): Update documentation.
9156 (remove_all_phi_nodes_for): Remove.
9157 (find_phi_node_for): New.
9158 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9159 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9160 (interpret_rhs_modify_expr): Likewise.
9161 * tree-sra.c (decide_instantiations): Mark all symbols in
9162 SRA_CANDIDATES for renaming.
9163 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9164 (mark_all_v_defs): New function. Update all users to call it
9165 with the whole list of scalarized statements, not just the
9167 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9168 (compute_flow_insensitive_aliasing): If the tag is
9169 unmodifiable and the variable isn't or vice-versa, don't
9170 make them alias of each other.
9171 (setup_pointers_and_addressables): If the type tag for
9172 VAR is about to change, mark the old one for renaming.
9173 (add_type_alias): New.
9174 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9175 (ccp_lattice_t): Rename from latticevalue.
9176 (value): Remove. Update all users.
9177 (const_val): New local variable.
9178 (do_store_ccp): New local variable.
9179 (dump_lattice_value): Handle UNINITIALIZED.
9180 (debug_lattice_value): New.
9181 (get_default_value): Re-write.
9182 (set_lattice_value): Re-write.
9183 (def_to_varying): Remove. Update all users.
9184 (likely_value): Return VARYING for statements that make
9185 stores when STORE_CCP is false.
9186 Return VARYING for any statement other than MODIFY_EXPR,
9187 COND_EXPR and SWITCH_EXPR.
9188 (ccp_initialize): Re-write.
9189 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9190 Move to tree-ssa-propagate.c.
9191 (ccp_lattice_meet): Handle memory stores when
9192 DO_STORE_CCP is true.
9193 (ccp_visit_phi_node): Likewise.
9194 (ccp_fold): Likewise.
9195 (evaluate_stmt): Likewise.
9196 (visit_assignment): Likewise.
9197 (ccp_visit_stmt): Likewise.
9198 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9202 (do_ssa_store_ccp): New.
9203 (gate_store_ccp): New.
9204 (pass_store_ccp): Declare.
9205 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9206 (may_propagate_copy): Reformat.
9207 Don't abort if ORIG is a virtual and DEST isn't.
9208 If NEW does not have alias information but DEST does,
9210 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9211 copy_prop_kind, which_copy_prop): Declare.
9212 (stmt_may_generate_copy, get_copy_of_val,
9213 get_last_copy_of, set_copy_of_val, dump_copy_of,
9214 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9215 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9216 init_copy_prop, fini_copy_prop, execute_copy_prop,
9217 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9218 store_copy_prop): New.
9219 (pass_copy_prop, pass_store_copy_prop): Declare.
9220 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9221 'num_const_prop' and 'num_copy_prop'.
9222 (cprop_operand): Update them.
9223 (dump_dominator_optimization_stats): Dump them.
9224 (tree_ssa_dominator_optimize): Call update_ssa instead of
9226 (loop_depth_of_name): Declare extern.
9227 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9228 values for LOW or HIGH.
9229 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9230 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9231 (cprop_operand): Only propagate if VAL != OP.
9232 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9233 statement for renaming.
9234 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9235 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9236 add_type_alias if necessary.
9237 Call mark_new_vars_to_rename.
9238 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9239 mark every statement updated, call update_ssa and
9240 rewrite_into_loop_closed_ssa.
9241 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9242 from LIVEIN if VAR is a virtual.
9243 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9244 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9245 (get_call_expr_operands): Reformat statement.
9246 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9248 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9249 SSA_NAME_VALUE for every name.
9250 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9251 get_value_loaded_by): New.
9252 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9253 substitute_and_fold): Move from tree-ssa-ccp.c.
9254 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9255 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9256 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9258 * tree-ssa.c (verify_use): Fix error message.
9259 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9260 check_phi_redundancy, kill_redundant_phi_nodes,
9261 pass_redundant_phi): Remove. Update all users.
9262 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9263 add_type_alias, if necessary.
9264 * tree-vectorizer.h (struct _stmt_vect_info): Update
9265 documentation for field 'memtag'.
9266 * tree-vrp.c: New file.
9267 * tree.def (ASSERT_EXPR): Define.
9268 * tree.h (ASSERT_EXPR_VAR): Define.
9269 (ASSERT_EXPR_COND): Define.
9270 (SSA_NAME_VALUE_RANGE): Define.
9271 (struct tree_ssa_name): Add field 'value_range'.
9272 (PHI_REWRITTEN): Remove.
9273 (struct tree_phi_node): Remove field 'rewritten'.
9274 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9275 -ftree-store-copy-prop): Document.
9276 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9277 Document usage of update_ssa.
9279 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9282 * config/rs6000/predicates.md (altivec_register_operand): Accept
9284 (and64_operand): Do not limit CONST_INT to mask64_operand.
9285 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9286 (and_operand): Do not limit CONST_INT to mask_operand.
9288 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9290 PR rtl-optimization/20466
9291 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9292 for overlap of the address of each list member.
9293 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9295 2005-04-08 Mike Stump <mrs@apple.com>
9297 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9299 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9302 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9304 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9306 * function.c (push_function_context_to): Don't set
9308 * function.h (function): Remove contains_functions.
9309 (current_function_contains_functions): Remove.
9311 * function.h (function): Remove instrument_entry_exit.
9312 (current_function_instrument_entry_exit): Remove.
9314 * function.h (nonlocal_labels): Remove.
9316 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9318 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9319 (check_attr_value, write_attr_get, write_expr_attr_cache,
9320 find_attr, make_internal_attr): Don't reference negative_ok or
9322 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9323 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9324 (ATTR_STATIC): Adjust the value.
9326 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9328 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9330 * config/s390/tpf.h (ASM_SPEC): Define.
9332 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9334 * tree-flow.h: Remove the prototype for
9335 redirect_immediate_uses.
9336 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9338 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9340 * arm.c (arm_const_double_by_parts): New function.
9341 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9342 * arm.md (define_split for 64-bit constants): Add another one.
9344 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9346 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9348 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * system.h: Revert last change.
9352 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9354 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9355 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9356 (TARGET_SWITCHES): Delete.
9357 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9358 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9359 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9360 * config/xtensa/xtensa.opt: New file.
9362 2005-04-08 Ben Elliston <bje@au.ibm.com>
9364 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9365 * config/fp-bit.h: Tidy comments.
9367 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * system.h: Poison PARAMS.
9371 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9373 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9374 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9375 (TARGET_SWITCHES): Delete.
9376 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9377 * config/vax/vax.opt: New file.
9379 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9381 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9383 2005-04-07 Ian Lance Taylor <ian@airs.com>
9385 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9387 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9388 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9391 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9393 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9394 all immediate uses in PHI nodes.
9396 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9398 * arm.c (arm_const_double_inline_cost): Handle any constant by
9399 using gen_lowpart and gen_highpart_mode.
9400 (note_invalid_constants): All constants in an RTX with a constraint
9401 that permits memory are now pushed to the constant pool.
9402 (output_move_double): Delete code to handle reg to reg and
9403 constant to reg moves.
9404 (const_double_needs_minipool, output_mov_immediate): Delete.
9405 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9406 CONST_INT and CONST_VECTOR.
9407 * arm.md (ANY64): New mode macro.
9408 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9409 (movdf_soft_insn): Split reg-reg and const-reg moves.
9410 (split patterns for 64-bit constant and register moves): New.
9411 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9412 (cirrus_movdf_hard_insn): Likewise.
9413 * fpa.md (movdf_fpa): Likewise.
9414 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9415 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9417 (movv2si_internal_2): Likewise.
9418 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9419 (movdf_vfp): Likewise.
9420 * arm-protos.h (output_mov_immediate): Delete prototype.
9422 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9425 * simplify-rtx.c (simplify_unary_operation_1): Check
9426 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9428 2005-04-06 James E Wilson <wilson@specifixinc.com>
9431 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9434 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9436 * coverage.h (GCOV_TYPE_NODE): Delete.
9437 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9438 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9439 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9440 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9441 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9443 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9446 * Makefile.in (gcc.pot): Remove options.c dependency.
9447 * optc-gen.awk: Don't quote help strings with N_().
9449 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9451 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9452 the function returns a pointer type.
9454 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9456 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9457 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9458 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9459 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9460 explicit_uses members.
9461 (get_or_create_used_part_for): Initialize new fields.
9462 (fieldoff_compare): New function.
9463 (create_overlap_variables_for): Count number of fields, use
9464 heuristic to determine whether to create subvars for vars with
9466 Sort the field list by offset and avoid creating duplicate SFT's.
9468 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9470 * c.opt (-F): Remove trailing whitespace from help string.
9471 (-finput-charset): Use a tab to separate the switch name and help
9473 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9474 (-ftree-vectorizer-verbose): Likewise.
9476 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9478 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9479 a PHI argument where a use occurs instead of all PHI arguments.
9481 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9483 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9486 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9488 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9489 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9490 config/bfin/bfin.h: Fix comment typos.
9492 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9494 * doc/install.texi: Update the URL for Jacks.
9495 * doc/sourcebuild.texi: Likewise.
9497 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9500 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9501 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9503 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9505 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9507 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9509 * config/v850/v850-protos.h (override_options): Delete.
9510 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9511 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9512 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9513 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9514 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9515 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9516 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9517 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9518 (OVERRIDE_OPTIONS): Delete.
9519 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9520 (small_memory_info): Remove the value field.
9521 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9523 * config/v850/v850.c (small_memory): Remove the value field.
9524 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9525 (override_options): Delete.
9526 (v850_handle_memory_option, v850_handle_option): New functions.
9527 * config/v850/v850.opt: New file.
9529 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9531 * config.host: Add a section for generic hosts, and a subsection
9532 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9533 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9534 * config/host-darwin.h: New.
9535 * config/x-darwin: New.
9536 * config/i386/host-i386-darwin.c: New.
9537 * config/i386/x-darwin: New.
9538 * config/rs6000/host-darwin.c: Include host-darwin.h.
9539 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9540 (darwin_rs6000_gt_pch_use_address): Likewise.
9541 * config/rs6000/x-darwin: Change name of .o built, update
9542 dependencies for changes to rs6000/host-darwin.c.
9544 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9547 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9549 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9551 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9552 split_loop_exit_edge instead of loop_split_edge_with.
9554 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9556 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9557 UNSPEC_SET_VSCR): New constants, used throughout.
9559 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9561 (altivec_vspltis<VI_char>): ... this pattern, using
9562 a QImode const_int_operand for the immediate.
9563 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9566 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9569 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9571 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9573 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9575 2005-04-06 Ben Elliston <bje@au.ibm.com>
9577 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9578 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9579 macros as living in "this file" and not gcc.h.
9581 2005-04-06 Ben Elliston <bje@au.ibm.com>
9583 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9584 -ftree-live_range_split. Perhaps renamed at some point?
9586 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9589 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9590 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9592 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9594 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9595 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9596 (number_of_iterations_special): New function.
9597 (number_of_iterations_exit): Use number_of_iterations_special.
9598 Use simplify_using_outer_evolutions only at -O3.
9599 (number_of_iterations_cond, tree_simplify_using_condition,
9600 simplify_using_initial_conditions, loop_niter_by_eval,
9601 compare_trees, can_count_iv_in_wider_type_bound,
9602 simplify_using_outer_evolutions): Use fold_build.
9604 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9606 * doc/install.texi (Configuration): Document --with-java-home.
9608 2005-04-05 Richard Henderson <rth@redhat.com>
9612 * config/i386/i386.c (print_operand): Handle vector zeros.
9613 (ix86_split_to_parts): Handle CONST_VECTOR.
9614 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9615 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9616 what modes to tie for MMX and SSE registers.
9617 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9618 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9619 to vector modes as well.
9620 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9621 properly as an input mode.
9623 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9625 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9627 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9629 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9631 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9633 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9634 and local functions, set sse_nregs to 8 and float_in_sse.
9635 (function_arg_advance, function_arg): If float_in_sse, pass
9636 SFmode and DFmode arguments in SSE registers.
9637 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9639 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9640 of -funit-at-a-time.
9642 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9644 * config/i386/i386-protos.h (ix86_function_value): Accept two
9645 arguments, like the target macro.
9646 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9647 * config/i386/i386.c (ix86_function_value): Accept the second
9648 argument of the target macro.
9649 (ix86_function_ok_for_sibcall): Pass a function pointer to
9650 ix86_function_value.
9651 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9652 call to ix86_value_regno).
9653 (ix86_value_regno): Add support for returning floating point values
9656 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9658 PR tree-optimization/20076
9659 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9660 that call __builtin_return or __builtin_apply_args.
9662 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9664 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9665 Use immediate use iterator.
9666 (stmt_is_bumper_for_loop): Use immediate use iterator.
9667 * predict.c (strip_builtin_expect): Use update_stmt.
9668 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9669 on all elements of a STATEMENT_LIST.
9670 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9671 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9672 (bsi_replace): Mark stmt as modified and the update it.
9673 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9674 (expand_complex_libcal): Call update_stmt.
9675 (expand_complex_comparison): Call mark_stmt_modified.
9676 (expand_complex_operations_1): Call update_stmt_if_modified.
9677 (expand_vector_operations_1): Call mark_stmt_modified.
9678 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9679 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9680 add_immediate_use, redirect_immediate_use,
9681 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9682 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9683 (mark_new_vars_to_rename): Call update_stmt.
9684 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9685 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9687 (unmodify_stmt): Delete.
9688 (update_stmt): New. Force an update of a stmt.
9689 (update_stmt_if_modified): update a stmt if it is out of date.
9690 (get_stmt_operands): Verify stmt is NOT modified.
9691 (stmt_modified_p): Update comment.
9692 (delink_imm_use): Remove a use node from its immuse list.
9693 (link_imm_use_to_list): Link a use node to a specific list.
9694 (link_imm_use): Link a node to the correct list.
9695 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9696 it in the correct list, if appropriate.
9697 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9698 (relink_imm_use): Link a use node in place of another node in a list.
9699 (relink_imm_use_stmt): LInk a node in place of another node, and set
9701 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9702 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9703 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9704 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9705 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9706 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9707 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9708 (has_zero_uses): New. Return true if there are no uses of a var.
9709 (has_single_use): New. Return true if there is only a single use of a
9711 (single_imm_use): New. Return the simgle immediate use.
9712 (num_imm_uses): New. Return the number of immediate uses.
9713 (get_v_must_def_ops): Use is now a pointer.
9714 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9715 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9717 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9718 (delink_stmt_imm_use): Delink all immuses from a stmt.
9719 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9720 * tree-flow.h (struct dataflow_d): Delete.
9721 (immediate_use_iterator_d): New. Immediate use iterator struct.
9722 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9723 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9724 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9726 (struct stmt_ann_d): Remove dataflow_t from struct.
9727 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9728 (if_convertible_phi_p): Use FAST immuse iterator.
9729 (if_convertible_loop_p): Don't call compute_immediate_uses.
9730 (replace_phi_with_cond_modify_expr): Call update_stmt.
9731 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9732 update_stmt_if_modified.
9733 (rewrite_all_into_ssa): Initialize ssa operands.
9734 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9735 compute_immediate_uses.
9736 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9737 ssa_property is available.
9738 (execute_one_pass): Change parameters passed to execute_todo.
9739 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9740 (remove_ssa_form): Call fini_ssa_operands.
9741 (insert_backedge_copies): Delete call to modify_stmt.
9742 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9743 (release_phi_node): Delink any use nodes before releasing.
9744 (resize_phi_node): Relink any use nodes.
9745 (remove_phi_arg_num): Delink the use node.
9746 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9747 (remove_all_phi_nodes_for): Release phi node first.
9748 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9749 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9750 (scalarize_use, scalarize_copy): Call update_stmt.
9751 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9752 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9753 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9754 (ccp_initialize): Remove call to compute_immediate_uses.
9755 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9756 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9758 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9759 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9760 (eliminate_redundant_computations): Call mark_stmt_modified.
9761 (cprop_operand): Call mark_stmt_modified.
9762 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9763 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9764 (dse_optimize_stmt): Use new immuse interface.
9765 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9766 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9767 (substitute_single_use_vars): Use new immuse interface.
9768 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9769 and compute_immediate_uses.
9770 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9772 (rewrite_mem_refs): Call update_stmt.
9773 (determine_lsm): Remove call to compute_imm_uses and free_df.
9774 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9775 (try_unroll_loop_completely): Call update_stmt.
9776 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9777 (rewrite_use_compare): Call update_stmt.
9778 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9779 (rewrite_use) : Call update_stmt.
9780 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9781 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9783 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9784 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9785 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9787 (initialize_vuse_operand): New. Initialize a vuse operand.
9788 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9789 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9790 (finalize_ssa_defs): Use stmt parameter.
9791 (correct_use_link): Ensure a use node is in the correct list, and has
9792 the correct stmt pointer.
9793 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9794 finalize_ssa_v_must_defs): Also initialize use nodes.
9795 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9796 (build_ssa_operands): Seperate parsing from final operand construction.
9797 (parse_ssa_operands): New. Parse entry point for operand building.
9798 (swap_tree_operands): New. Swap 2 tree operands.
9799 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9801 (get_expr_operands): Call swap_tree_operands when needed.
9802 (copy_virtual_operands): Use initialize routines for virtual use ops.
9803 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9804 (verify_abort): New. Issue imm_use error.
9805 (verify_imm_links): New Verify imm_use links for a var.
9806 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9807 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9808 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9809 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9810 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9811 (NULL_USE_OPERAND_P) Define.
9812 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9814 (struct vuse_operand_type): New struct.
9815 (SET_USE): Call set_ssa_use_from_ptr.
9817 (PHI_ARG_INDEX_FROM_USE): Define.
9818 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9819 argument via SET_USE, not PHI_ARG_DEF_TREE.
9820 * tree-ssa-pre.c (eliminate): Call update_stmt.
9821 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9823 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9824 (nearest_common_dominator_of_uses): Use imm_use iterator.
9825 (statement_sink_location): Use imm_use iterator and interface.
9826 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9827 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9828 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9829 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9830 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9831 if new parameter is true.
9832 (init_tree_ssa): Don't initialize operand cache here.
9833 (delete_tree_ssa): Don't destroy operand cache here.
9834 (propagate_into_addr): Pass in a use pointer, return true if anything
9836 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9837 (check_phi_redundancy): Use imm_use iterator.
9838 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9840 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9841 (release_ssa_name): Delink node and all elements in its imm_use list.
9842 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9843 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9844 * tree-vectorizer.c (need_imm_uses_for): Delete.
9845 (vectorize_loops): Dont call compute_immediate_uses or free_df.
9846 * tree.h (struct ssa_imm_use_d): Define.
9847 (SSA_NAME_IMM_USE_NODE): Define.
9848 (struct tree_ssa_name): Add imm_use node.
9850 (PHI_ARG_IMM_USE_NODE): Define.
9851 (struct phi_arg_d): Add imm_use node.
9852 (struct tree_phi_node): Remove struct dataflow_d element.
9853 (TDF_STMTADDR): Define.
9855 2005-04-05 Dale Johannesen <dalej@apple.com>
9857 * doc/invoke.texi (Optimization Options): Remove
9858 duplicate -fcse-follow-jumps. Add -fweb.
9859 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
9860 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
9862 2005-04-05 Per Bothner <per@bothner.com>
9864 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
9865 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
9866 (warn_uninit): Get EXPR_LOCUS from context now instead.
9867 This fixes a USE_MAPPED_LOCATION testsuite failure.
9869 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
9871 2005-04-05 Per Bothner <per@bothner.com>
9873 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
9874 of the artification 'return 0' in main() to BUILTINS_LOCATION.
9875 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
9878 2004-04-05 Devang Patel <dpatel@apple.com>
9880 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
9881 (lhsr<mode>3): ... new name.
9882 (altivec_vsra<VI_char>): Rename to ..
9883 (ashr<mode>3): ... new name.
9884 * config/rs6000/rs6000.c (builtin_description): Rename shift
9887 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
9889 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
9890 gen_lowpart_for_combine.
9891 * cse.c (gen_lowpart_if_possible): Move...
9892 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
9894 (gen_lowpart_no_emit_general): Use it.
9896 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9898 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
9901 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9903 * system.h: Fix typo.
9905 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
9907 * config/bfin/bfin-modes.def: New file.
9908 * config/bfin/bfin-protos.h: New file.
9909 * config/bfin/bfin.c: New file.
9910 * config/bfin/bfin.h: New file.
9911 * config/bfin/bfin.md: New file.
9912 * config/bfin/bfin.opt: New file.
9913 * config/bfin/crti.s: New file.
9914 * config/bfin/crtn.s: New file.
9915 * config/bfin/elf.h: New file.
9916 * config/bfin/lib1funcs.asm: New file.
9917 * config/bfin/predicates.md: New file.
9918 * config/bfin/t-bfin: New file.
9919 * config/bfin/t-bfin-elf: New file.
9920 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9921 Document new attributes.
9922 (interrupt, interrupt_handler, saveall): Update documentation for
9924 * doc/install.texi (Specific): Add entry for the Blackfin.
9925 * doc/invoke.texi (Blackfin Options): New section.
9926 * doc/md.texi (Blackfin family): New section to document constraints.
9927 * config.gcc: Add bfin*-* and bfin*-elf configurations.
9929 2005-04-05 Olivier Hainque <hainque@adacore.com>
9931 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9932 match what the system unwinder expects.
9933 * config/mips/mips.c (mips_frame_set): If we're saving the return
9934 address register and the dwarf return address column number differs
9935 from the hard register number, adjust the note reg to refer to the
9938 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9940 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9941 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9942 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9943 (processor_type): New enum.
9944 (mn10300_processor): New variable.
9945 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9946 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9947 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9948 (PROCESSOR_DEFAULT): New macro.
9949 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9950 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9951 (mn10300_handle_option, mn10300_override_options): New functions.
9952 * config/mn10300/mn10300.opt: New file.
9954 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9955 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9957 PR tree-optimization/19903
9958 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9959 that don't fit in their type after conversion.
9961 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9964 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9965 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9966 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9967 flag here. Implement using define_insn_and_split.
9968 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9969 (frndintxf2_mask_pm_i387): New insn patterns.
9970 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9971 Do not set ix86_optimize_mode_switching flag.
9972 (ceilsf2, ceildf2, ceilxf2): Same.
9973 (btruncsf2, btruncdf2, btruncxf2): Same.
9974 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9976 2005-04-05 Ian Lance Taylor <ian@airs.com>
9979 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9980 i386_pe_record_external_function.
9981 (i386_pe_record_external_function): Update declaration.
9982 * config/i386/winnt.c (struct extern_list): Add decl field.
9983 (i386_pe_record_external_function): Add decl parameter.
9984 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9986 * config/i386/i386-protos.h (i386_pe_record_external_function):
9989 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9991 * config/m68k/m68k-protos.h: Add a prototype for
9992 valid_dbcc_comparison_p_2.
9993 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9994 extend_operator, const_uint32_operand, const_sint32_operand,
9995 general_src_operand, nonimmediate_src_operand,
9996 memory_src_operand, post_inc_operand, pre_dec_operand,
9997 pcrel_address): Move to predicates to predicates.md.
9998 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9999 * config/m68k/m68k.md: Include predicates.md.
10000 * config/m68k/predicates.md: New.
10002 2005-04-04 Roger Sayle <roger@eyesopen.com>
10004 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10006 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10008 2005-04-04 Ian Lance Taylor <ian@airs.com>
10010 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10012 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10013 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10014 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10015 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10016 * c-common.c (c_do_switch_warnings_1): New static function broken
10017 out of c_do_switch_warnings.
10018 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10019 (c_do_switch_expr_warnings): New function.
10020 * c-common.h (c_do_switch_expr_warnings): Declare.
10022 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10023 Daniel Jacobowitz <dan@codesourcery.com>
10025 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10027 * rtlanal.c (may_trap_p): Same.
10029 2005-04-04 Dale Johannesen <dalej@apple.com>
10031 * ChangeLog: remove reference to ChangeLog.12.
10033 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10035 CRIS epilogue as RTL.
10036 * config/cris/cris.md: Change all 0 in unspec 0 to
10038 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10039 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10041 ("return"): Change to define_expand. Call cris_expand_return for
10043 ("*return_expanded"): New pattern.
10044 ("epilogue"): New define_expand.
10045 * config/cris/cris.h (PREDICATE_CODES): Add
10046 cris_load_multiple_op.
10047 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10049 (enum cris_retinsn_type): New.
10050 (struct machine_function): New member return_type.
10051 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10052 (cris_target_asm_function_epilogue): Remove, moving RTLified
10054 (cris_expand_epilogue): New function.
10055 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10056 (cris_gen_movem_load, cris_load_multiple_op)
10057 (cris_return_address_on_stack_for_return, cris_expand_return): New
10059 (cris_target_asm_function_prologue)
10060 (cris_initial_frame_pointer_offset): Call
10061 cris_reg_saved_in_regsave_area instead of complicated expression.
10062 Call cris_return_address_on_stack instead of an expression.
10063 (cris_print_operand) <case 'o', case 'O'>: New cases.
10064 (cris_return_address_on_stack): Change return-type to bool.
10065 (cris_simple_epilogue): Ditto. Return false if registers are
10067 * config/cris/cris-protos.h (cris_simple_epilogue)
10068 (cris_return_address_on_stack): Adjust prototype return type.
10069 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10070 (cris_return_address_on_stack_for_return): New prototypes.
10072 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10074 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10075 gpr_or_int12_operand.
10077 * config/frv/frv-protos.h: Add a prototype to
10078 frv_legitimate_memory_operand and frv_const_unspec_p.
10079 (frv_unspec): Move from frv.c.
10080 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10081 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10082 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10083 gpr_or_fpr_operand, gpr_or_int12_operand,
10084 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10085 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10086 int6_operand, int5_operand, uint5_operand, uint4_operand,
10087 uint1_operand, int_2word_operand, uint16_operand,
10088 upper_int16_operand, integer_register_operand,
10089 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10090 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10091 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10092 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10093 move_destination_operand, movcc_fp_destination_operand,
10094 frv_function_symbol_referenced_p, move_source_operand,
10095 condexec_dest_operand, condexec_source_operand,
10096 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10097 const_unspec_operand, gpr_or_memory_operand,
10098 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10099 icc_operand, fcc_operand, cc_operand, icr_operand,
10100 fcr_operand, cr_operand, call_operand, sibcall_operand,
10101 symbolic_operand, relational_operator,
10102 integer_relational_operator, float_relational_operator,
10103 ccr_eqne_operator, minmax_operator,
10104 condexec_si_binary_operator, condexec_si_media_operator,
10105 condexec_si_divide_operator, condexec_si_unary_operator,
10106 condexec_sf_conv_operator, condexec_sf_add_operator,
10107 condexec_memory_operand, intop_compare_operator, acc_operand,
10108 even_acc_operand, quad_acc_operand, accg_operand: Move to
10110 * config/frv/frv.h (PREDICATE_CODES): Remove.
10111 * config/frv/frv.md: Include predicates.md.
10112 * config/frv/predicates.md: New.
10114 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10117 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10118 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10119 (add_standard_iv_candidates_for_size): New function, extracting code
10120 from add_standard_iv_candidates and parameterizing it by type size.
10121 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10123 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10125 * system.h (GCOV_SIZE_TYPE): Unposion.
10126 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10127 (GCOV_TYPE_SIZE): ...this new macro.
10128 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10129 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10130 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10131 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10132 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10133 instead of unsigned_intSI_type_node.
10134 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10135 (rtl_gen_one_value_profiler_no_edge_manipulation)
10136 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10137 * value-prof.c: Include coverage.h.
10139 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10140 Diego Novillo <dnovillo@redhat.com>
10142 Fix PR tree-optimization/20703
10143 Fix PR tree-optimization/20725
10145 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10146 (create_expression_by_pieces): Ditto.
10147 (valid_in_set): Ditto. Also handle tcc_declaration.
10148 (find_or_generate_expression): Handle comparison class.
10149 (insert_into_preds_of_block): Ditto.
10150 (insert_aux): Ditto.
10151 (create_value_expr_from): Handle comparison class, recursively
10152 handle reference nodes.
10153 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10154 (execute_pre): Fix spacing.
10155 (do_fre): Renamed to execute_fre.
10157 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10159 * doc/invoke.texi (SPARC options): Document that
10160 -mlittle-endian is not supported on Linux either.
10162 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10166 * config.gcc (Obsolete configurations): Remove
10167 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10168 (sparclite-*-coff*): Delete.
10169 (sparclite-*-elf*): Likewise.
10170 (sparc86x-*-elf*): Likewise.
10171 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10172 * config/sparc/lite.h: Delete.
10173 * config/sparc/litecoff.h: Likewise.
10174 * config/sparc/liteelf.h: Likewise.
10175 * config/sparc/sp86x-elf.h: Likewise.
10176 * config/sparc/t-sparclite: Likewise.
10177 * config/sparc/t-sp86x: Likewise.
10179 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10181 * config/s390/s390-protos.h: (s390_comparison,
10182 s390_alc_comparison, s390_slb_comparison, const0_operand,
10183 consttable_operand, larl_operand, s_operand,
10184 shift_count_operand, bras_sym_operand, load_multiple_operation,
10185 store_multiple_operation, s390_plus_operand): Remove prototypes.
10186 (s390_legitimate_address_without_index_p): New prototype.
10187 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10189 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10190 const0_operand, consttable_operand, larl_operand, s_operand,
10191 shift_count_operand, bras_sym_operand, load_multiple_operation,
10192 store_multiple_operation, s390_plus_operand): Move to
10194 (check_mode): Remove.
10195 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10197 (s390_legitimate_address_without_index_p): New.
10198 * config/s390/s390.h (PREDICATE_CODES): Remove.
10199 * config/s390/s390.md: Include predicates.md.
10200 * config/s390/predicates.md: New.
10202 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10205 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10206 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10207 (NEED_INDICATE_EXEC_STACK): Define to 1.
10208 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10209 (NEED_INDICATE_EXEC_STACK): Define to 1.
10210 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10211 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10212 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10213 (pic_helper_emitted_p): New global.
10214 (emit_pic_helper): New function extracted from...
10215 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10216 Do not call emit_pic_helper if delay_pic_helper is true.
10217 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10218 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10219 (sparc_file_end): New function.
10221 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10223 * config/mcore/mcore-protos.h: Remove the prototypes for
10224 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10225 mcore_general_movdst_operand, mcore_reload_operand,
10226 mcore_arith_J_operand, mcore_arith_K_operand,
10227 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10228 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10229 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10230 mcore_literal_K_operand, mcore_addsub_operand,
10231 mcore_compare_operand, mcore_load_multiple_operation,
10232 mcore_store_multiple_operation, mcore_call_address_operand.
10233 Add a prototype for const_ok_for_mcore.
10234 * config/mcore/mcore.c (mcore_call_address_operand,
10235 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10236 mcore_arith_reg_operand, mcore_reload_operand,
10237 mcore_arith_J_operand, mcore_arith_K_operand,
10238 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10239 mcore_arith_M_operand, mcore_arith_imm_operand,
10240 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10241 mcore_literal_K_operand, mcore_addsub_operand,
10242 mcore_compare_operand, mcore_load_multiple_operation,
10243 mcore_store_multiple_operation): Move to predicates.md.
10244 (const_ok_for_mcore): Export.
10245 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10246 * config/mcore/mcore.md: Include predicates.md.
10247 * config/mcore/predicates.md: New.
10249 * config/mcore/predicates.md: Fix a comment typo.
10251 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10252 Adrian Straetling <straetling@de.ibm.com>
10254 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10255 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10256 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10258 ("imul"): Removed from "type" attribute.
10259 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10260 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10261 Changed type to imulsi.
10262 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10264 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10266 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10267 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10268 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10269 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10270 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10271 (TARGET_SWITCHES, mcore_stack_increment_string)
10272 (TARGET_OPTIONS): Delete.
10273 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10274 than *_BIT constants.
10275 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10276 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10277 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10278 (mcore_override_options): Delete mcore_stack_increment code.
10279 Change use of M340_BIT to MASK_M340.
10280 * config/mcore/mcore.opt: New file.
10282 2005-04-04 Ian Lance Taylor <ian@airs.com>
10284 * config/arm/arm.c (replace_symbols_in_block): Remove static
10287 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10289 * config/fr30/fr30-protos.h: Remove the prototypes for
10290 stack_add_operand, add_immediate_operand,
10291 high_register_operand, low_register_operand, call_operand,
10292 di_operand, and nonimmediate_di_operand.
10293 * config/fr30/fr30.c (stack_add_operand,
10294 add_immediate_operand, high_register_operand,
10295 low_register_operand, call_operand, di_operand,
10296 nonimmediate_di_operand): Move to predicates.md.
10297 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10298 * config/fr30/fr30.md: Include predicates.md.
10299 * config/fr30/predicates.md: New.
10301 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10302 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10303 mcore_call_address_operand.
10305 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10306 general_movsrc_operand.
10308 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10310 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10313 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10316 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10319 2005-04-04 Richard Henderson <rth@redhat.com>
10320 Jakub Jelinek <jakub@redhat.com>
10322 PR rtl-optimization/16104
10323 * fold-const.c (fold_unary): Fix folding of vector conversions.
10325 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10327 * config.gcc (xstormy16-*-elf): Set extra_options.
10328 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10329 * config/stormy16/stormy16.opt: New file.
10331 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10333 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10334 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10335 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10336 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10337 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10338 (TARGET_UNIX_ASM): Delete.
10339 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10340 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10341 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10342 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10343 * config/pdp11/pdp11.opt: New file.
10345 2005-04-03 Roger Sayle <roger@eyesopen.com>
10346 Alexandre Oliva <aoliva@redhat.com>
10349 * fold-const.c (non_lvalue): Split tests into...
10350 (maybe_lvalue_p): New function.
10351 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10352 C++ front-end prior to lowering into gimple form.
10354 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10357 BUILT_IN_STRNCASECMP): New.
10358 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10361 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10364 * arm.md (addsi3_compare0_for_combiner): Delete.
10365 (addsi3_compare0_scratch_for_combiner): Delete.
10366 (cmpsi_neg_shiftsi): Delete.
10367 (compare_negsi_si): New pattern.
10368 (cmpsi_negshiftsi_si): New pattern.
10369 (negated_cbranchsi4): Restrict to equality_operator.
10371 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10374 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10376 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10379 * doc/install.texi: Fix a typo.
10381 2005-04-03 Steven Bosscher <stevenb@suse.de>
10383 PR middle-end/20648
10384 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10385 a computed goto if the edge to the computed goto block has
10386 incoming abnormal edges. Clarify how the function works.
10388 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10390 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10391 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10392 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10393 hash_scan_set, reg_set_between_after_reload_p,
10394 reg_used_between_after_reload_p, get_avail_load_store_reg,
10395 eliminate_partially_redundant_load): Likewise.
10396 * postreload.c (reload_cse_simplify_set,
10397 reload_combine_note_use): Likewise.
10398 * predict.c (predict_insn, expected_value_to_br_prob,
10399 propagate_freq, expensive_function_p): Likewise.
10400 * print-rtl.c (print_rtx): Likewise.
10401 * profile.c (instrument_edges, instrument_values,
10402 compute_branch_probabilities, branch_prob, union_groups,
10403 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10404 * protoize.c (in_system_include_dir, file_could_be_converted,
10405 file_normally_convertible, gen_aux_info_file, seek_to_line,
10406 do_cleaning): Likewise.
10407 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10408 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10409 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10411 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10413 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10414 * modulo-sched.c (undo_replace_buff_elem): New structure.
10415 (kernel_number_of_cycles, ps_unschedule_node,
10416 undo_generate_reg_moves,free_undo_replace_buff,
10417 undo_permute_partial_schedule, loop_single_full_bb_p,
10418 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10419 build_loops_structure, get_sched_window): New.
10420 (generate_reg_moves): Return undo_replace_buff_elem and other
10422 (generate_prolog_epilog): Remove old loop versioning.
10423 (sms_schedule): Use loop information and loop_version.
10424 (sms_schedule_by_order): Split part of it to get_sched_window.
10425 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10426 cfg_layout_finalize and free_dominance_info before/after SMS.
10428 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10430 * cfghooks.c (lv_flush_pending_stmts,
10431 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10432 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10433 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10434 lv_add_condition_to_bb,
10435 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10436 flush_pending_stmts): New in cfg_hooks structure.
10437 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10438 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10439 lv_add_condition_to_bb): New declarations.
10440 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10442 (loop_version): Declare.
10443 * cfgloopmanip.c (cfghooks.h): Include.
10444 (duplicate_loop_to_header_edge): Change return type to bool.
10445 (loop_version, lv_adjust_loop_entry_edge): Move here.
10446 * cfgrtl.c (cfgloop.h): Include.
10447 (rtl_verify_flow_info_1): Fix.
10448 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10449 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10451 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10452 tree_lv_add_condition_to_bb): New.
10453 (tree_cfg_hooks): Add new hooks to initialization.
10454 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10455 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10457 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10459 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10460 xstormy16_below100_or_register,
10461 xstormy16_splittable_below100_or_register, and
10462 nonimmediate_nonstack_operand.
10464 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10465 xstormy16_ineqsi_operator, equality_operator,
10466 inequality_operator, shift_operator,
10467 xstormy16_below100_operand, xstormy16_below100_or_register,
10468 xstormy16_splittable_below100_or_register,
10469 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10470 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10471 equality_operator, inequality_operator,
10472 xstormy16_below100_operand, xstormy16_below100_or_register,
10473 xstormy16_splittable_below100_or_register,
10474 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10475 nonimmediate_nonstack_operand, shift_operator): Move to
10477 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10478 * config/stormy16/stormy16.md: Include predicates.md.
10479 * config/stormy16/predicates.md: New.
10481 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10483 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10484 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10485 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10486 move_operand, power_of_2_operand): Move to predicates.md.
10487 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10488 PREDICATE_CODE): Remove.
10489 * config/iq2000/iq2000.md: Include predicates.md.
10490 * config/iq2000/predicates.md: New.
10492 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10494 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10495 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10496 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10497 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10498 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10499 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10500 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10501 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10502 (TARGET_M68HC11): Delete.
10503 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10504 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10505 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10506 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10507 (nb_soft_regs): Delete.
10508 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10509 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10510 and MASK_M6812 being set simultaneously. Change the code that sets
10511 the default m68hc11_soft_reg_count to use integers instead of strings.
10512 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10513 m68hc11_soft_reg_count (which now has an int type) as the number
10515 * config/m68hc11/m68hc11.opt: New file.
10517 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10519 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10520 fp_displacement_operand, sp_displacement_operand.
10522 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10524 Remove the prototypes for tst_operand, cmp_operand,
10525 stack_register_operand, d_register_operand,
10526 hard_addr_reg_operand, splitable_operand,
10527 m68hc11_logical_operator, m68hc11_arith_operator,
10528 m68hc11_non_shift_operator, m68hc11_shift_operator,
10529 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10530 non_push_operand, hard_reg_operand, and
10531 reg_or_some_mem_operand.
10532 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10534 (tst_operand, cmp_operand, non_push_operand,
10535 splitable_operand, reg_or_some_mem_operand,
10536 stack_register_operand, d_register_operand,
10537 hard_addr_reg_operand, hard_reg_operand,
10538 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10539 m68hc11_arith_operator, m68hc11_non_shift_operator,
10540 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10542 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10543 * config/m68hc11/m68hc11.md: Include predicates.md.
10544 * config/m68hc11/predicates.md: New.
10546 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10549 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10550 change checked in along with 2005-03-03's patch for debug/20253.
10551 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10552 (remap_decl): Insert type decl in map earlier.
10554 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10556 PR tree-optimization/20640
10557 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10558 post-dominator if it has phi nodes.
10559 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10560 before dead statements.
10562 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10564 PR middle-end/20491
10565 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10567 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10569 PR rtl-optimization/20290
10570 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10571 in every iteration if the entry point is the exit test.
10573 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10575 * config/cris/cris.md (attribute "length"): Define.
10577 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10579 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10580 (word_offset_memref_operand): New.
10581 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10582 (indexed_or_indirect_operand): Delete.
10583 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10584 (indexed_or_indirect_operand): Delete.
10586 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10589 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10592 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10593 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10595 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10597 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10599 2005-04-01 Ian Lance Taylor <ian@airs.com>
10601 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10602 (rus, prus): Remove static variables.
10603 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10604 (process_command): Permit report_times and use_pipes together.
10606 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10608 * c-decl.c (validate_proto_after_old_defn): Look at
10609 TYPE_MAIN_VARIANT of argument types.
10611 2005-04-01 Paul Brook <paul@codesourcery.com>
10613 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10614 (arm_output_function_epilogue): Allow call_via_SP.
10615 (thumb_call_via_reg, arm_file_end): Ditto.
10616 * config/arm/arm.h (struct machine_function): Include space for SP.
10617 (thumb_call_via_label): Update declaration.
10619 2005-04-01 Ian Lance Taylor <ian@airs.com>
10621 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10622 doing a peephole optimization, once again put any notes in the
10625 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10627 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10629 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10631 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10632 (block_alloc, find_free_reg): Likewise.
10633 * loop-doloop.c (doloop_modify): Likewise.
10634 * loop-invariant.c (record_use): Likewise.
10635 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10636 get_iv_value, canon_condition, eliminate_implied_condition,
10637 eliminate_implied_condition, simplify_using_initial_values,
10638 shorten_into_mode, canonicalize_iv_subregs,
10639 iv_number_of_iterations): Likewise.
10640 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10641 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10642 unswitch_loop): Likewise.
10643 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10644 move_movables, replace_call_address, find_and_verify_loops,
10645 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10646 record_giv, final_giv_value, general_induction_var,
10647 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10648 loop_giv_dump): Likewise.
10650 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10651 GCOV_CHECK_WRITING): Remove.
10652 (gcov_position, gcov_rewrite): Use gcc_assert.
10653 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10654 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10655 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10658 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10660 * tree-inline.c: Fix a typo.
10662 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10664 * configure.ac (enable-checking): Explicitly set all variables for
10665 collective switch values. Alphabetize variables. Rename
10666 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10668 * doc/install.texi (enable-checking): Update documentation.
10669 * configure: Rebuilt.
10671 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10673 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10676 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10678 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10679 Also reject cases where this pattern will cause load delay stalls
10680 unless optimizing for size and it will produce a shorter sequence.
10681 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10682 variants to avoid pre-adjusting the base when possible.
10684 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10686 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10687 the frame and argument pointers.
10688 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10689 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10690 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10691 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10692 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10693 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10695 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10697 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10698 with entry for selectany attribute.
10699 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10701 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10702 (i386_pe_asm_named_section): Handle sections generated by
10703 selectany attribute.
10704 * doc/extend.texi (selectany): Document attribute.
10706 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10707 Jan Hubicka <jh@suse.cz>
10709 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10710 to fix addresses involving EBP and ESP.
10711 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10712 for SUBREGed registers.
10713 (legitimate_address_p): Accept SUBREGed registers.
10715 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10718 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10719 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10722 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10724 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10726 2005-04-01 James E Wilson <wilson@specifixinc.com>
10729 * dwarf2out.c (rtl_for_decl_init): New function.
10730 (rtl_for_decl_location): Extracted from here.
10731 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10732 add_const_value_attribute. Delete initializer_constant_valid_p call.
10734 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10736 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10737 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10738 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10739 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10740 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10741 config/i386/i386.md, config/rs6000/predicates.md,
10742 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10743 config/s390/s390.c, config/stormy16/stormy16.c,
10744 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10747 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10750 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10751 COND_EXPR and CALL_EXPR.
10753 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10756 * genautomata.c (first_cycle_unit_presence): Check all alternative
10757 states for unit presence.
10759 * doc/md.texi: Remove remark about impossibility to query unit
10760 presence in non nondeterministic automaton state.
10762 * config/ia64/ia64.c (get_template): Change order of unit querying.
10764 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10766 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10769 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10771 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10772 flag for edges outside any loops.
10774 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10776 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10778 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10780 * tree-ssa-alias.c: Follow spelling conventions.
10781 * doc/tree-ssa.texi: Fix a typo.
10783 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10785 * postreload-gcse.c: Include target.h.
10786 (gcse_after_reload_main): Return early if we cannot modify jumps.
10787 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10789 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10791 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10792 expensive operations.
10794 2005-03-31 Ian Lance Taylor <ian@airs.com>
10796 * collect2.c (lderrout): New variable.
10797 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10798 if it is set, to stderr.
10799 (handler): Unlink lderrout if it is set.
10800 (dump_file): Add "to" parameter. Change all callers.
10801 (main): Initialize lderrout.
10802 (collect_execute): Add errname parameter. Change all callers.
10803 Rename redir parameter to outname. Never pass
10804 PEX_STDERR_TO_STDOUT to pex_run.
10805 * collect2.h (collect_execute, dump_file): Update declarations.
10806 * tlink.c (tlink_execute): Add errname parameter. Change all
10808 (do_tlink): Check lderrout as well as ldout.
10810 2005-03-31 Caroline Tice <ctice@apple.com>
10812 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10813 (bb-reorder.o): Add errors.h to list of requirements.
10814 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10815 profiledbootstrap flags.
10816 * bb-reorder.c (errors.h): Add new include.
10817 (struct bbro_basic_block_data_def): Add new field, in_trace.
10818 (add_unlikely_executed_notes): Remove function.
10819 (mark_bb_for_unlikely_executed_section): Remove function.
10820 (insert_section_boundary_note): New function.
10821 (verify_hot_cold_block_grouping): New function.
10822 (push_to_next_round_p): Remove variables and tests that push all
10823 cold blocks to last round.
10824 (find_traces): Remove code that added extra round of trace finding
10825 when doing partitioning.
10826 (find_traces_1_round) : Remove variable last_round; add code to
10827 update new struct field, in_trace; correct trace_length where it was
10828 incorrect before (after call to copy_bb); change code that pushed all
10829 cold blocks to last round. Instead verify that all blocks going into
10830 a trace belong in the same partition.
10831 (connect_traces): Modify to connect the traces in two passes, if the
10832 function contains both hot and cold blocks. The first pass connects
10833 all the traces for blocks in the partition that the first block in
10834 the function belongs to; the second pass connnects all the traces
10835 containing blocks that belong in the other partition.
10836 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10837 code that automatically put the first block in a function into the
10838 hot partition if the function had any hot blocks.
10839 (fix_crossing_unconditional_branches): Check number of succ edges
10840 before attempting to get one.
10841 (fix_edges_for_rarely_executed_code): Update comment describing
10843 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10844 remove call to add_unlikely_executed_notes; add call to
10845 verify_hot_cold_block_grouping.
10846 (duplicate_computed_gotos): Don't change computed goto if it's a
10848 (partition_hot_cold_basic_blocks): Update function comment.
10849 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10851 (try_forward_edges): Likewise.
10852 (merge_blocks_move_predecessor_nojumps): Likewise.
10853 (merge_blocks_move_successor_nojumps): Likewise.
10854 (merge_blocks_move): Likewise.
10855 (try_crossjump_bb): Likewise.
10856 * cfglayout.c (update_unlikely_executed_notes): Remove function.
10857 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
10858 notes to cold bb's; remove call to update_unlikely_executed_notes.
10859 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10860 NOTE_INSN_SWITCH_TEXT_SECTIONS.
10861 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
10862 function declaration.
10863 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
10864 from consideration.
10865 (rtl_can_merge_blocks): Remove redundancy from condition.
10866 (try_redirect_by_replacing_jump): Likewise.
10867 (force_nonfallthru_and_redirect): Remove code for adding
10868 UNLIKELY_EXECUTED_CODE notes to cold bb's.
10869 (commit_one_edge_insertion): Likewise.
10870 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
10871 * dbxout.c (FORCE_TEXT): Replace function_section with
10872 current_function_section.
10873 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
10874 function, switch_text_section.
10875 (struct xcoff_debug): Likewise.
10876 (dbxout_function_end): Add code to put out label diffs for both
10877 hot and cold sections.
10878 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
10879 for new debug_hooks funciton, switch_text_section..
10880 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
10881 switch_text_section.
10882 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
10883 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
10884 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
10885 dw_fde_switched_sections.
10886 (output_call_frame_info): Add test to see if function switches text
10887 sections in the middle; if so, use appropriate extra hot and cold
10888 section labels to compute size deltas for the hot and cold sections.
10889 (dwarf2out_begin_prologue): Add code to initialize new fields in
10891 (dwarf2out_switch_text_section): New function (invoked through
10892 debug_hook); updates new fields in dw_fde_struct appropriately and
10893 increments separate_line_info_table_in_use.
10894 (dwarf2_debug_hooks): Initialize switch_text_section function to be
10895 dwarf2out_switch_text_section.
10896 (struct var_loc_node): Add new field, section_label.
10897 (output_aranges): Add code to check whether in hot or cold section and
10898 use the appropriate label in calculating deltas.
10899 (output_ranges): Likewise.
10900 (output_line_info): Add code to check which section we're in and
10901 use appropriate hot/cold label.
10902 (add_location_or_constant_value_attribute): Likewise.
10903 (gen_subprogam_die): Modify arange attributes to use correct labels.
10904 (dwarf2out_begin_block): Change call to function_section into call to
10905 current_function_section.
10906 (dwarf2out_end_block): Likewise.
10907 (dwarf2out_source_line): Likewise.
10908 (dwarf2out_var_location): Add code to check whether in hot or cold
10909 section and use the appropriate label.
10910 * except.c (output_function_exception_table): Change call to
10911 function_section into call to current_function_section.
10912 * final.c (profile_function): Likewise.
10913 (scan_ahead_for_unlikely_executed_note): Remove function.
10914 (final_scan_insn): Remove calls to
10915 scan_ahead_for_unlikely_executed_note, and related code for switching
10916 to cold section, except for the single time
10917 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
10918 debug_hooks->switch_text_sections; replace appropriate calls to
10919 function_section with calls to current_function_section.
10920 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10921 test_bb to condition.
10922 (find_if_case_2): Likewise.
10923 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10924 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
10925 * opts.c (decode_options): Change warning about hot/cold partitioning
10926 with exceptionss to inform (so as not to cause bootstrap failures);
10927 remove warning about partitioning with DWARF debug info.
10928 * output.h (current_function_section): Add new function decl.
10929 (insert_section_boundary_note): Likewise.
10930 (enum in_section): Move this declaration here from varasm.c.
10931 (unlikely_section_label): Likewise.
10932 (unlikely_text_section_name): Likewise.
10933 (last_text_section_name): New global variable.
10934 (last_text_section): Likewise.
10935 (hot_section_label): Likewise.
10936 (hot_section_end_label): Likewise.
10937 (cold_section_end_label): Likewise.
10938 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10939 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10940 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10941 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10942 insn from consideration.
10943 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10944 switch_text_section.
10945 * varasm.c (basic-block.h): Add new include.
10946 (unlikely_section_label_printed): Remove global variable.
10947 (unlikely_section_label): Make global variable not be static any more.
10948 (unlikely_text_section_name): Likewise.
10949 (hot_section_end_label): New global variable (not static)
10950 (first_function_block_is_cold): Likewise.
10951 (hot_section_label): Likewise.
10952 (cold_section_end_label): Likewise..
10953 (last_text_section): New global variable, not static.
10954 (last_text_section_name): New global variable, not static.
10955 (initialize_cold_section_name): New function.
10956 (enum in_section): Move declaration to output.h.
10957 (text_section): Update last_text_section.
10958 (unlikely_text_section): Replace code to determine cold section name
10959 with call to initialize_cold_section_name; Add code to update
10960 last_text_section; remove code for printing out label.
10961 (named_section_real): Add code to update last_text_section and
10962 last_text_section_name as appropriate.
10963 (function_section): Change test for 'unlikely' to depend on
10964 first_function_block_is_cold (moved old test to
10965 current_function_section).
10966 (current_function_section): New function.
10967 (assemble_start_function): Move code that frees
10968 unlikely_text_section_name; initialize hot_section_end_label;
10969 print hot and cold section labels at the start of the function;
10970 set first_function_block_is_cold, if appropriate; initialize l
10971 ast_text_section; add call to insert_section_boundary_note.
10972 (assemble_end_function): Add code to write out hot and cold section
10974 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10975 switch_text_section.
10976 * config/darwin.c (machopic_select_section): Replace incorrect
10977 function in base_funs; update reloc for cold sections if necessary.
10978 * config/darwin.h (SECTION_FUNCTION): Add code to update
10979 last_text_section if appropriate.
10980 (text_unlikely_section): Remove.
10981 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10982 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10983 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10984 partitioning for this architecture.
10986 2005-03-31 Olivier Hainque <hainque@adacore.com>
10988 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10989 defined and non-zero.
10991 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10994 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10997 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11000 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11001 label operand. Remove (use (unspec..)). Don't emit a label on
11003 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11004 generate inline label for load_toc_v4_PIC_1b.
11005 (rs6000_emit_load_toc_table): Likewise.
11007 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11009 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11010 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11012 2005-03-29 Devang Patel <dpatel@apple.com>
11014 * tree-sra.c (decide_block_copy): Disable scalarization of
11017 2005-03-30 Stuart Hastings <stuart@apple.com>
11018 Dale Johannesen <dalej@apple.com>
11020 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11021 * print-tree.c (print_node): Add case STATEMENT_LIST.
11023 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11025 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11026 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11027 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11028 is given with "powerpc64*" or "all", or when --with-cpu chooses
11031 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11034 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11035 gen_lexical_block_die.
11036 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11038 2005-03-31 Jan Hubicka <jh@suse.cz>
11040 2004-11-02 Jan Hubicka <jh@suse.cz>
11042 * cgraph.c (cgraph_varpool_node_name): New function.
11043 (dump_cgraph_varpool_node): New function.
11044 (dump_varpool): New function.
11045 * cgraphunit.c (cgraph_optimize): Dump varpool.
11047 2004-10-16 Jan Hubicka <jh@suse.cz>
11049 * cgraph.c (decide_is_variable_needed): New function.
11050 (cgraph_varpool_finalize_decl): Use it.
11051 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11053 * final.c (output_addr_const): Do not call mark_referenced.
11054 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11055 always go via cgraph.
11056 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11057 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11058 * tree-optimize.c (execute_inline): Mark functions called.
11059 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11061 2004-10-11 Jan Hubicka <jh@suse.cz>
11063 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11064 (cgraph_varpool_last_needed_node): New static variable.
11065 (enqueue_needed_varpool_node): Break out from ...; add items to the
11066 end of queue; update first pointers.
11067 (cgraph_varpool_mark_needed_node): ... here.
11068 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11069 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11070 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11071 (cgraph_varpool_first_unanalyzed_node): Declare.
11072 * cgraphunit.c: Include output.h.
11073 (cgraph_varpool_analyze_pending_decls): New function.
11074 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11075 for errors, analyze pending decls.
11076 (cgraph_finalize_compilation_unit): Only analyze decls.
11077 (cgraph_optimize): Assemble the decls after expanding.
11079 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11081 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11082 subvars get marked properly in tags for grouping.
11083 (add_pointed_to_var): Mark only actual pointed to
11084 variables/subvars in addresses needed.
11085 (create_overlap_variables_for): Clear call clobbered on original
11087 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11088 addresable vars with subvars into list.
11089 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11092 2005-03-30 Richard Henderson <rth@redhat.com>
11094 * cgraph.h (struct cgraph_node): Add alias.
11095 * varasm.c (assemble_alias): Set it.
11096 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11097 avoid calling cgraph_expand_function.
11099 2005-03-30 Tom Tromey <tromey@redhat.com>
11101 * tree.def (FILE_TYPE): Removed.
11102 * typeclass.h (enum type_class): Removed file_type_class.
11103 * dwarf2out.c (is_base_type): Updated.
11104 (gen_type_die): Likewise.
11105 * dbxout.c (dbxout_type): Updated.
11106 * builtins.c (type_to_class): Updated.
11107 * tree.c (type_contains_placeholder_1): Updated.
11108 * config/sparc/sparc.c (sparc_type_code): Updated.
11109 * config/ia64/ia64.c (hfa_element_mode): Updated.
11110 * expr.c (count_type_elements): Updated.
11111 * stor-layout.c (layout_type): Updated.
11112 * tree-inline.c (remap_type): Updated.
11113 * tree-pretty-print.c (dump_generic_node): Updated.
11115 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11117 * builtins.c (expand_builtin_powi): Fix mode of
11118 2nd argument to match int.
11119 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11120 2nd argument type to int.
11121 * libgcc2.c: Change prototype of __powi* functions to use
11124 2005-03-30 Dale Johannesen <dalej@apple.com>
11126 PR middle-end/19225
11127 * calls.c (expand_call): Flush pending deferrals before
11130 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11134 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11135 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11136 c_label_context, label_context_stack): New.
11137 * c-decl.c (define_label): Check for jumps into statement
11138 expressions. Add label to list of defined labels.
11139 (start_function): Push context on label_context_stack.
11140 (finish_function): Pop context from label_context_stack.
11141 * c-typeck.c (label_context_stack): New.
11142 (c_finish_goto_label): Check for jumps into statement
11143 expressions. Add label to list of jumped to labels.
11144 (struct c_switch): Add blocked_stmt_expr.
11145 (c_start_case): Initialize it.
11146 (do_case): Check it.
11147 (c_finish_case): Verify !blocked_stmt_expr.
11148 (c_begin_stmt_expr): Push context on label_context_stack.
11149 Increment blocked_stmt_expr. Mark labels jumped to from outside
11151 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11152 defined in the statement expression and no longer jumpable to.
11153 Mark labels jumped to from just outside the statement expression
11154 as again definable. Pop context from label_context_stack.
11155 * doc/extend.texi (Statement Exprs): Update.
11157 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11160 * c-decl.c (start_function): Check for old_decl being
11163 2005-03-30 Ian Lance Taylor <ian@airs.com>
11165 * final.c (final): Remove prescan parameter. Change all callers.
11166 (final_scan_insn): Remove prescan parameter. Change all callers.
11168 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11170 * tree-vectorizer.c: Fix comment typos.
11172 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11174 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11175 as soon as a chrec_dont_know is detected.
11177 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11179 Merge from csl-arm-branch.
11180 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11182 * tlink.c (recompile_files): Do not assume that "rename" can
11183 overwrite an existing file.
11185 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11187 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11188 * gcc/configure: Regenerate.
11190 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11192 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11194 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11196 * calls.c (struct arg_data): Update "partial" comment.
11197 (load_register_parameters): Update "nregs" comment.
11199 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11201 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11202 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11203 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11204 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11205 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11206 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11207 than target_flags & 0.
11208 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11209 (iq2000_arch, iq2000_parse_cpu): Delete.
11210 (TARGET_HANDLE_OPTION): Override default.
11211 (iq2000_handle_option): New function.
11212 (override_options): Remove -march= and -mcpu= handling.
11213 * config/iq2000/iq2000.opt: New file.
11215 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11217 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11218 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11219 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11220 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11221 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11222 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11223 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11224 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11225 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11226 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11227 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11228 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11229 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11230 (TARGET_OPTIONS): Delete.
11231 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11232 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11233 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11234 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11235 (c4x_cpu_version_string): Delete.
11236 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11237 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11238 equivalent -mcpu= option.
11239 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11240 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11241 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11242 or clearing the appropriate MASK_* bit.
11243 (c4x_file_start): Use c4x_cpu_version.
11244 * config/c4x/c4x.opt: New file.
11246 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11248 * doc/options.texi: Document the new MaskExists flag.
11249 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11250 if the option has the MaskExists flag.
11252 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11254 * opt-functions.awk (flag_set_p, test_flag): New functions.
11255 (switch_flags): Use them.
11256 * opth-gen.awk: Use flag_set_p to check for flags.
11257 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11259 2005-03-30 Ian Lance Taylor <ian@airs.com>
11261 * config.host (i[34567]86-*-mingw32*): Don't set
11262 host_can_use_collect2 to no.
11264 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11267 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11268 Remove convert_memory_address call duplicating that in memory_address.
11270 2005-03-29 Richard Henderson <rth@redhat.com>
11273 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11274 (build_compound_literal): Likewise. Propagate decl type into the
11276 (finish_decl): Likewise. Use new return value from complete_array_type
11277 for zero sized arrays.
11278 (complete_array_type): Move ...
11279 * c-common.c (complete_array_type): ... here. Change first argument
11280 to pointer-to-type-node. Consistently use sizetype for the index
11281 except for zero sized arrays. Detect zero sized arrays for pedantic
11282 mode diagnostics. Create a new type node instead of modifying the
11284 * c-tree.h (complete_array_type): Move decl ...
11285 * c-common.h (complete_array_type): ... here.
11287 2005-03-29 Richard Henderson <rth@redhat.com>
11290 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11292 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11294 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11295 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11296 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11297 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11299 2005-03-29 Eric Christopher <echristo@redhat.com>
11301 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11302 truthvalue conversion removal.
11304 2005-03-29 Ian Lance Taylor <ian@airs.com>
11307 * collect2.c: Never include <vfork.h>.
11308 (VFORK_STRING, vfork): Don't define.
11309 (pid): Remove global variable.
11310 (handler): Call raise instead of kill (getpid(), ...).
11311 (collect_wait): Add pex parameter. Change all callers. Use
11312 pex_get_status rather than pwait.
11313 (do_wait): Add pex parameter. Change all callers.
11314 (collect_execute): Return struct pex_obj * rather than void. Use
11315 pex routines rather than pexecute.
11316 (fork_execute): Get pex_obj from collect_execute, and pass it to
11318 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11319 Only declare quit_handler if SIGQUIT is defined.
11320 (scan_libraries): Likewise.
11321 * collect2.h (collect_execute): Update declaration.
11322 (collect_wait): Update declaration.
11323 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11324 pass it to collect_wait.
11326 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11329 * c-parser.c (c_parser_compound_statement_nostart): Give error
11330 message for EOF instead of just setting parser->error.
11332 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11334 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11335 (slpeel_update_phi_nodes_for_guard1): New function.
11336 (slpeel_update_phi_nodes_for_guard2): New function.
11337 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11338 of slpeel_update_phi_nodes_for_guard.
11339 (vectorize_loops): Remove call to loop_closed_rewrite.
11340 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11343 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11345 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11346 (TARGET_LITTLE_ENDIAN): New macro.
11347 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11348 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11349 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11350 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11351 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11352 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11353 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11354 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11355 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11356 (TARGET_OPTIONS): Delete.
11357 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11358 (CACHE_FLUSH_TRAP): Turn into an integer.
11359 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11360 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11361 -mflush-trap is in use.
11362 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11363 (m32r_cache_flush_trap_string): Delete.
11364 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11365 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11366 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11367 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11368 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11369 -mmodel= and -msdata= handling from...
11370 (m32r_init): ...here.
11371 * config/m32r/m32r.opt: New file.
11373 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11375 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11376 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11377 * tree-vect-analyze.c (vect_object_analysis): additional parm
11378 pass back a "struct ptr_info_def *" with the points-to info.
11379 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11380 statement using info returned from vect_object_analysis.
11381 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11382 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11383 for virtual uses and defs when creating a replacement vector
11384 reference. Call duplicate_ssa_name_ptr_info to define points-to
11385 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11386 (vectorizable_store): copy_virtual_operands and update
11387 definition statements.
11388 (vectorizable_load): copy_virtual_operands. Remove call to
11389 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11390 * tree-vectorizer.c (vectorize_loops): Remove calls to
11391 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11392 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11393 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11394 define macro STMT_VINFO_PTR_INFO for use in accessing.
11395 * tree.h add export of duplicate_ssa_name_ptr_info.
11396 * rs6000.c (altivec_init_builtins): Declare builtin function
11397 __builtin_altivec_mask_for_load to be "const".
11399 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11401 PR middle-end/20622
11402 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11403 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11404 assemble_variable on aliases.
11405 * varasm.c (assemble_alias): Set node->alias.
11406 * toplev.c (wrapup_global_declarations): Don't call
11407 rest_of_decl_compilation on aliases again.
11409 2005-03-29 Paul Brook <paul@codesourcery.com>
11411 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11412 * config/arm/arm.c (arm_dbx_register_number): New function.
11413 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11415 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11417 PR middle-end/20263
11418 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11419 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11421 2005-03-29 Dale Johannesen <dalej@apple.com>
11423 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11424 $(TREE_H) and $(COVERAGE_H).
11425 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11426 * opts.c (common_handle_option): Enable tree-based value transforms.
11427 * toplev.c (process_options): Ditto.
11428 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11429 refers to references to this type.
11430 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11431 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11432 for may_be_more, may_be_less.
11433 (rtl_gen_pow2_profiler): Adjust.
11434 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11435 (rtl_gen_one_value_profiler): Adjust.
11436 (rtl_gen_const_delta_profiler): Adjust.
11437 * tree-profile.c (tree_gen_interval_profiler): Implement.
11438 (tree_gen_pow2_profiler): Ditto.
11439 (tree_gen_one_value_profiler): Ditto.
11440 (tree_profiling): New.
11441 (pass_tree_profile): Reference it.
11442 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11444 (insn_divmod_values_to_profile): Rename to
11445 rtl_divmod_values_to_profile. Adjust.
11446 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11447 (insn_prefetch_values_to_profile): Adjust.
11448 (rtl_value_profile_transformations): Adjust.
11449 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11450 (gen_mod_pow2): Rename to rtl_mod_pow2.
11451 (gen_mod_subtract): Rename to rtl_mod_subtract.
11452 (divmod_fixed_value_transform): Rename to
11453 rtl_divmod_fixed_value_transform.
11454 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11455 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11456 (rtl_find_values_to_profile): Adjust.
11457 (tree_value_profile_transformations): Implement.
11458 (tree_divmod_values_to_profile): New.
11459 (tree_values_to_profile): New.
11460 (tree_divmod_fixed_value): New.
11461 (tree_mod_pow2): New.
11462 (tree_mod_subtract): New.
11463 (tree_divmod_fixed_value_transform): New.
11464 (tree_mod_pow2_value_transform): New.
11465 (tree_mod_subtract_transform): New.
11466 (tree_find_values_to_profile): Implement.
11467 * profile.c (instrument_values): Free histograms.
11468 (compute_value_histograms): Adjust. Implement tree version.
11470 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11472 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11473 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11474 variable. Output "fldcw" depending on round_mode.
11475 * config/i386/i386.md (UNSPEC_FIST): New.
11476 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11477 New isns patterns to implement lrint and llrint built-ins as x87
11478 intrinsic function.
11479 (fistdi2, fist<mode>2 splitters): New splitters.
11480 (lrint<mode>2): New expanders.
11482 2005-03-28 Ian Lance Taylor <ian@airs.com>
11484 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11485 0 when calling final_scan_insn.
11487 2005-03-28 Jan Hubicka <jh@suse.cz>
11489 PR middle-end/20635
11490 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11493 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11494 types where possible.
11496 2005-03-26 Per Bothner <per@bothner.com>
11498 Make -f[no-]show-column also control non-cpp diagnostics.
11499 * c.opt (fshow-column): Move option from here ...
11500 * common.opt (fshow-column): ... to here.
11501 * diagnostic.c (diagnostic_build_prefix): Only print column number
11502 if flag_show_column.
11504 2005-03-27 Steven Bosscher <stevenb@suse.de>
11506 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11507 vax_output_conditional_branch): New prototypes.
11508 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11509 extracted from vax.md mov and add patterns.
11510 (vax_output_conditional_branch): New function to output conditional
11511 branch instructions.
11512 * vax.md: Use mode macros for arithmetic and mov patterns.
11513 Use code macros for the jump patterns.
11515 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11517 * Makefile.in (libbackend.o): Depend on version files;
11518 add custom generation command.
11520 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11523 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11524 sure that we have a REG before getting its REGNO.
11526 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11528 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11529 * builtins.def (BUILT_IN_STRNDUP): New.
11531 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11533 PR tree-optimization/20470
11534 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11537 2005-03-25 Mike Stump <mrs@apple.com>
11539 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11542 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11544 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11545 Use our own structure definitions.
11547 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11548 (fix_truncdfsi2): Allow registers or memory as destination.
11549 When TARGET_PPC_GFXOPT, generate simplified pattern.
11550 (fix_truncdfsi2_internal): Use define_insn_and_split.
11551 (fix_truncdfsi2_internal_gfxopt): New.
11552 (fctiwz): Don't confuse register allocation by giving it no choices.
11554 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11555 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11556 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11557 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11559 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11561 * dominance.c (free_dominance_info): Speed up by freeing et
11562 data structures without maintaining other nodes.
11563 * et-forest.c (et_free_tree_force): New.
11564 * et-forest.h: Add a prototype for et_free_tree_force.
11566 * tree.c (get_set_constructor_bits,
11567 get_set_constructor_bytes): Remove.
11568 * tree.h: Remove the corresponding prototypes.
11570 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11573 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11574 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11575 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11576 PRE_DEC, NEG and NOT.
11578 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11580 * fold-const.c: Convert uses of fold (build (...)) to
11583 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11585 PR rtl-optimization/20249
11586 * cse.c (insert_regs): Do not record equivalence of registers in
11589 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11591 * emit-rtl.c (reverse_comparison): Remove.
11592 * rtl.h: Remove the corresponding prototype.
11594 2005-03-24 James E Wilson <wilson@specifixinc.com>
11596 * doc/install.texi (--enable-altivec): Delete docs.
11598 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11600 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11601 SFmode and DFmode before reload when
11602 flag_unsafe_math_optimizations not enabled.
11604 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11606 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11608 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11609 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11611 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11613 * configure.ac (enable-checking): Add 'runtime' option.
11614 * doc/install.texi (enable-checking): Document 'runtime' checking.
11615 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11616 * config.in: Regenerated.
11617 * configure: Regenerated.
11619 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11621 * optabs.h (enum optab_index): Remove OTI_llrint.
11622 (llrint_optab): Remove macro.
11623 * optabs.c (init_optabs): Remove llrint_optab initialization.
11624 * genopinit.c (optabs): Remove llrint_optab implementation.
11625 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11628 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11630 PR rtl-optimization/20532
11631 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11632 overflow when adding coefficients for PLUS or MINUS.
11633 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11636 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11638 * langhooks.h (truthvalue_conversion): Remove.
11639 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11640 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11641 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11642 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11643 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11645 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11647 * params.def: Fix a typo.
11648 * config/mips/mips.c: Follow the spelling convensions.
11649 * doc/invoke.texi: Fix typos.
11651 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11653 Fix PR tree-optimization/20601
11655 * tree-ssa-pre.c (insert_aux): Add missing condition to
11658 2005-03-23 Ian Lance Taylor <ian@airs.com>
11660 * final.c (final_scan_insn): Don't remove no-op instructions.
11661 * reload1.c (reload): Remove simple no-op instructions even when
11664 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11666 PR tree-optimization/20501
11667 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11668 reporting that peeling for alignment is applied moved to...
11669 * (vect_analyze_data_refs_alignment): Here.
11671 2005-03-23 Ian Lance Taylor <ian@airs.com>
11673 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11675 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11677 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11678 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11680 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11682 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11683 imply that this is called once, independent of asms in code.
11684 Adjust to now being pased output and input lists. Mention helper
11685 function decl_overlaps_hard_reg_set_p.
11686 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11687 hook_tree_tree_identity and to take three trees, returning third.
11688 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11690 * stmt.c: include hard-reg-set.h before tree.h.
11691 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11692 (decl_conflicts_with_clobbers_p): Call
11693 decl_overlaps_hard_reg_set_p.
11694 (expand_asm_operands): Pass output and input lists in call to
11695 targetm.md_asm_clobbers.
11696 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11697 hook_tree_tree_tree_tree_3rd_identity.
11698 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11700 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11701 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11702 parameters, first two unused.
11703 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11704 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11705 in constraint letters and MOF is not mentioned as a asm-declared
11706 register in neither of the input and output lists.
11708 2005-03-23 DJ Delorie <dj@redhat.com>
11710 * optabs.c (expand_binop): Make sure the first subword's result
11713 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11715 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11716 Call c_common_truthvalue_conversion rather than
11717 lang_hooks.truthvalue_conversion.
11718 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11719 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11721 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11722 c_common_truthvalue_conversion.
11723 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11724 c_parser_conditional_expression, c_parser_binary_expression): Call
11725 c_objc_common_truthvalue_conversion.
11726 * c-typeck.c (build_unary_op): Call
11727 c_objc_common_truthvalue_conversion.
11728 (build_conditional_expr): Do not call
11729 lang_hooks.truthvalue_conversion.
11730 (build_binary_op): Call c_common_truthvalue_conversion.
11731 (c_objc_common_truthvalue_conversion): Moved from
11732 c-objc-common.c. Call default_function_array_conversion instead
11733 of default_conversion.
11735 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11737 * c-common.h (default_conversion): Remove.
11738 (perform_integral_promotions): Add.
11739 * c-tree.h (default_conversion): Add.
11740 * c-typeck.c (perform_integral_promotions): New, split out from
11741 default_conversion.
11742 * c-common.c (check_case_value): Use perform_integral_promotions,
11743 not default_conversion.
11744 (c_add_case_label): Don't continue processing case label after
11745 found to be pointer.
11747 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11749 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11750 the prefix list if we have already added a multilib directory
11751 based on that path.
11752 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11755 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11757 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11759 * reload.h: Remove the prototype for indirect_symref_ok.
11761 * reload1.c (indirect_symref_ok): Make it global.
11762 * reload.h: Add a prototype for indirect_symref_ok.
11764 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11766 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11769 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11771 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11773 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11775 * c-opts.c (c_common_parse_file): Only start/end main source file
11776 if debug hooks says the writer wants it.
11777 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11779 (xcoff_debug_hooks): Ditto.
11780 * debug.c (do_nothing_hooks): Ditto.
11781 * debug.h (gcc_debug_hooks): Ditto.
11782 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11783 * sdbout.c (sdb_debug_hooks): Ditto.
11784 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11786 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11788 * doc/extend.texi: Deprecate C++ min/max operators.
11790 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11792 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11793 artificial original candidates.
11795 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11796 Jan Hubicka <jh@suse.cz>
11797 Steven Bosscher <stevenb@suse.de>
11799 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11800 call cost based on argument sizes.
11801 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11803 * params.def: (max-inline-inssn-single): Set to 450.
11804 (max-inline-insns-auto): Set to 90.
11805 (max-inline-insns-recursive): Set to 450
11806 (max-inline-insns-recursive-auto): Set to 450.
11807 (large-function-insns): Set to 2700.
11808 (inline-call-cost): New parameter.
11809 * tree-inline.c (estimate_move_cost): New function.
11810 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11811 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11812 based on arguments.
11813 * tree-inline.h (estimate_move_cost): Declare.
11814 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11815 (max-inline-insns-auto): Change default to 90.
11816 (max-inline-insns-recursive): Change default to 450
11817 (max-inline-insns-recursive-auto): Change default to 450.
11818 (large-function-insns): Change default to 2700.
11819 (inline-call-cost): Document new parameter.
11821 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11823 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11824 (TARGET_DEFAULT): Delete.
11825 * config/i860/i860.opt: New file.
11827 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11829 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11830 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11831 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11832 (frv_sched_lookahead): Delete.
11833 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11834 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11835 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11836 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11837 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11838 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11839 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11840 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11841 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11842 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11843 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11844 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11845 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11846 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11847 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11848 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11849 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11850 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11851 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11852 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11853 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11854 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11855 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
11856 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11857 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11858 (frv_sched_lookahead): Delete.
11859 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
11860 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11861 (frv_handle_option): New function. Move -mcpu= handling from...
11862 (frv_override_options): ...here. Remove handling of other
11864 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
11865 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
11866 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
11867 and TARGET_NO_MULTI_CE.
11868 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
11869 !TARGET_VLIW_BRANCH.
11870 * config/frv/frv.opt: New file.
11872 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11874 * fold-const.c (fold_ternary): Take decomposed arguments of
11876 (fold): Update a call to fold_ternary.
11878 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
11879 * tree.h: Add corresponding prototypes.
11881 2005-03-22 Jakub Jelinek <jakub@redhat.com>
11884 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
11885 between jump table and its label.
11886 * final.c (shorten_branches): Handle notes in between ADDR_VEC
11887 resp. ADDR_DIFF_VEC and the label preceeding it.
11888 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
11889 is emitted in the right section.
11891 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11893 * fold-const.c (fold_unary, fold_binary): Update comments
11896 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
11898 PR rtl-optimization/20527
11899 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
11900 REG_INC note, test that the register also isn't mentioned in PRED
11903 2005-03-22 Ben Elliston <bje@au.ibm.com>
11905 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
11908 2005-03-21 Mike Stump <mrs@apple.com>
11910 * varasm.c (default_assemble_visibility): Remove extra ().
11912 2005-03-21 Roger Sayle <roger@eyesopen.com>
11914 PR middle-end/20557
11915 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11916 to determine whether a block can be duplicated, rather than test
11917 whether the block contains noncopyable insns ourselves.
11919 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11921 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11924 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11926 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11928 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11930 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11931 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11932 * config/fr30/fr30.opt: New file.
11934 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11936 Fix PR tree-optimization/20542
11938 * tree-flow-inline.h (overlap_subvar): Move to here.
11939 * tree-ssa-operands.c: From here.
11940 * tree-flow.h (overlap_subvar): Declare.
11941 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11942 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11943 for variables with subvars.
11945 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11947 PR middle-end/20177
11948 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11949 * modulo-sched.c (const_iteration_count): Return on NULL
11951 (print_node_sched_params): Return on NULL dump_file.
11952 (generate_reg_moves): Handle reg-anti dependencies and disregard
11953 closing branch when generating register moves.
11954 (sms_schedule): Mark the SMSed block dirty.
11955 * passes.c (rest_of_handle_sms): Call update_life_info for all
11957 * testsuite/gcc.dg/20050321-1.c: New test.
11959 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11961 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11962 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11963 movqi_internal): Likewise.
11965 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11967 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11968 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11969 xtensa_b4const): Delete prototypes.
11970 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11971 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11972 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11973 xtensa_extra_constraint): New prototypes.
11974 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11975 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11976 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11977 move_operand, const_float_1_operand, fpmem_offset_operand,
11978 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11979 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11980 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11981 argument type to HOST_WIDE_INT.
11982 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11983 xtensa_mask_immediate): Likewise.
11984 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11985 Likewise. Also make these functions static.
11986 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11987 (xtensa_const_ok_for_letter_p): New.
11988 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11989 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11990 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11991 move_operand, const_float_1_operand, fpmem_offset_operand,
11992 branch_operator, ubranch_operator, boolean_operator): Move to
11994 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11995 (xtensa_mem_offset): Change return type to bool.
11996 (xtensa_extra_constraint): New.
11997 (gen_int_relational): Update type of const_range_p function pointer.
11998 Use xtensa_b4const_or_zero.
11999 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12000 xtensa_const_ok_for_letter_p. Update comments.
12001 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12002 (PREDICATE_CODES): Delete.
12003 * config/xtensa/xtensa.md: Include predicates.md.
12004 * config/xtensa/predicates.md: New file.
12006 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12008 * config/v850/v850-protos.h: Remove the prototypes for
12009 reg_or_int9_operand, reg_or_const_operand,
12010 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12011 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12012 movsi_source_operand, power_of_two_operand,
12013 not_power_of_two_operand, special_symbolref_operand,
12014 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12015 register_is_ok_for_epilogue.
12016 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12017 reg_or_int9_operand, reg_or_const_operand,
12018 call_address_operand, special_symbolref_operand,
12019 movsi_source_operand, power_of_two_operand,
12020 not_power_of_two_operand, register_is_ok_for_epilogue,
12021 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12022 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12024 * config/v850/v850.h (PREDICATE_CODES): Remove.
12025 * config/v850/v850.md: Include predicates.md.
12026 * config/v850/predicates.md: New.
12028 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12030 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12031 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12032 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12033 (itoolsdir, itoolsdatadir): Move definition above new first use.
12034 (install-itoolsdirs): New rule.
12035 (install-mkheaders): Depend on install-itoolsdirs, not
12036 install-include-dir.
12038 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12040 * tree-into-ssa.c: Remove obsolete comments.
12042 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12044 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12045 unrolling if -fpeel-loops is specified, too.
12046 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12047 Remove superfluous check for flag_unroll_loops.
12049 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12051 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12052 (lrint_optab, llrint_optab): Define corresponding macros.
12053 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12054 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12055 pattern and llrint_optab using llrintdi2 patterns.
12056 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12057 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12058 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12059 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12060 flag_unsafe_math_optimizations is set.
12062 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12064 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12065 simplify_logical, if_then_else_cond, known_cond,
12066 simplify_comparison): Adjust calls to reverse_comparison.
12067 Don't use combine_reversed_comparison_code).
12068 (combine_reversed_comparison_code): Remove.
12069 (reversed_comparison): Using reversed_comparison_code, move it...
12070 * jump.c (reversed_comparison): ... here.
12071 * rtl.h (reversed_comparison): Add prototype.
12073 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12075 * builtins.c (fold_builtin): Take decomposed arguments of
12077 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12078 * gimplify.c (gimplify_call_expr): Likewise.
12079 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12080 * tree.h: Update the prototype of fold_builtin.
12082 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12084 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12085 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12086 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12087 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12088 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12090 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12092 * builtins.c (fold_builtin_1): Take decomposed arguments of
12094 (fold_builtin): Update a call to fold_builtin_1.
12096 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12099 * gcov.c (output_lines): Only output function block summary when
12100 outputting branch information.
12101 * doc/gcov.texi: Document format of preamble and additional block
12104 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12106 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12107 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12108 the defaults false if BITS_PER_UNIT != 8.
12109 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12110 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12111 than BITS_PER_UNIT != 8.
12112 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12113 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12114 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12116 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12117 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12119 2005-03-20 Roger Sayle <roger@eyesopen.com>
12121 PR middle-end/20539
12122 * fold-const.c (fold_binary): Fix type mismatch between
12123 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12124 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12125 for non-truth-valued expressions.
12127 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12128 and FUNCTION_DECL in the main switch.
12129 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12130 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12131 we also need to convert their operands to match.
12132 <TRUTH_NOT_EXPR>: Likewise.
12134 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12136 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12137 diagnostic without checking whether an lvalue.
12138 * c-common.h (lvalue_p): Remove.
12139 (enum lvalue_use): Update comment.
12140 (lvalue_or_else): Replace by lvalue_error.
12141 * c-typeck.c (lvalue_p): Make static.
12142 (lvalue_or_else): New. Call lvalue_error.
12144 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12146 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12147 (function_arg_advance): Use rs6000_parm_start.
12148 (function_arg, rs6000_arg_partial_bytes): Likewise.
12150 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12152 * c-common.c (check_case_value): Adjust comment about stripping
12154 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12155 * c-typeck.c (default_conversion, convert_arguments,
12156 build_modify_expr, convert_for_assignment, store_init_value,
12157 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12158 manually. Remove inaccurate comments.
12160 2005-03-20 Roger Sayle <roger@eyesopen.com>
12161 Joseph S. Myers <joseph@codesourcery.com>
12163 * varasm.c (do_assemble_alias): Restore comment describing function.
12164 Annotate the target parameter as potentially unused.
12166 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12169 * config/avr/avr.c (avr_output_function_prologue): Do not use
12170 current_function_name() in a label, use a local label instead.
12172 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12174 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12175 flag_finite_math_only, not flag_unsafe_math_optimizations.
12177 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12179 * builtins.c (fold_builtin_1): Update a call to
12180 targetm.fold_builtin.
12181 * hooks.c (hook_tree_tree_bool_null): Rename to
12182 hook_tree_tree_tree_bool_null. Take one more argument of type
12184 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12185 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12186 hook_tree_tree_tree_bool_null.
12187 * target.h (gcc_target): Update the prototype of fold_builtin.
12188 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12189 arguments of CALL_EXPR.
12190 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12193 2005-03-20 Jan Hubicka <jh@suse.cz>
12195 * cgraph.h (cgraph_node): Add prev_clone pointer.
12196 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12197 (cgraph_clone_node): Produce doubly linked chain.
12199 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12201 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12202 get_nonnull_operand, handle_sentinel_attribute,
12203 check_function_arguments_recurse): Do not strip NOPS from
12205 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12207 * c-format.c (get_constant): Likewise.
12208 * c-parser.c (c_parser_postfix_expression): Likewise.
12209 * c-typeck.c (set_init_index): Likewise.
12210 (convert_arguments): Don't check for NOP_EXPR containing integer
12213 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12215 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12216 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12217 Take decomposed arguments of CALL_EXPR.
12218 (fold_builtin_1): Update calls to the functions mentioned
12221 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12223 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12224 width to have integer type.
12225 (build_enumerator): Require enumerator value to have integer type.
12227 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12229 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12232 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12234 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12235 std=iso9899:199x): Correct descriptions.
12237 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12239 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12242 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12244 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12246 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12247 fold_builtin_memcpy.
12249 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12250 arguments of CALL_EXPR.
12251 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12252 fold_builtin_found, fold_builtin_1): Update calls to
12253 fold_trunc_transparent_mathfn.
12255 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12257 PR middle-end/20493
12258 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12259 function pointers on targets that require function pointer
12261 (fold_sign_changed_comparison): Likewise.
12263 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12265 * combine.c (try_combine): When changing the mode of a hard reg, make
12266 sure that doing so is valid.
12268 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12270 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12271 (TARGET_HANDLE_OPTION): Override default.
12272 (avr_handle_option): New function.
12273 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12274 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12275 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12276 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12277 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12278 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12279 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12280 (TARGET_OPTIONS): Delete.
12281 * config/avr/avr.opt: New file.
12283 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12285 * config/m32r/m32r-protos.h: Remove the prototypes for
12286 call_address_operand, symbolic_operand, seth_add3_operand,
12287 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12288 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12289 two_insn_const_operand, move_src_operand,
12290 move_double_src_operand, move_dest_operand,
12291 eqne_comparison_operator, signed_comparison_operator,
12292 large_insn_p, conditional_move_operand, carry_compare_operand,
12293 m32r_block_immediate_operand, extend_operand,
12294 reg_or_eq_int16_operand, int8_operand, and
12295 reg_or_zero_operand.
12296 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12297 seth_add3_operand, int8_operand, cmp_int16_operand,
12298 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12299 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12300 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12301 move_double_src_operand, move_dest_operand,
12302 eqne_comparison_operator, signed_comparison_operator,
12303 extend_operand, small_insn_p, large_insn_p,
12304 conditional_move_operand, carry_compare_operand,
12305 m32r_block_immediate_operand): Move to predicates.md.
12306 (MAX_MOVE_BYTES): Move to m32r.h.
12307 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12308 * config/m32r/m32r.md: Include predicates.md.
12309 * config/m32r/predicates.md: New.
12311 2005-03-18 James E Wilson <wilson@specifixinc.com>
12314 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12317 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12319 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12320 call_address_operand, const_8bit_operand.
12321 * config/mn10300/mn10300.c (call_address_operand,
12322 const_8bit_operand, const_1f_operand): Move to predicates.md.
12323 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12324 * config/mn10300/mn10300.md: Include predicates.md.
12325 * config/mn10300/predicates.md: New.
12327 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12329 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12330 declarations in diagnostics and %E for identifiers, not %s.
12332 2005-03-18 Jan Hubicka <jh@suse.cz>
12333 Dale Johannesen <dalej@apple.com>
12335 * basic-block.h (scale_bbs_frequencies_int,
12336 scale_bbs_frequencies_gcov_type): Declare.
12337 * cfg.c (RDIV): New macro.
12338 (update_bb_frequency_for_threading): Fix.
12339 * basic-block.h (scale_bbs_frequencies_int,
12340 scale_bbs_frequencies_gcov_type): New.
12341 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12342 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12343 scale_bbs_frequencies_int.
12344 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12346 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12348 * config/m32r/m32r-protos.h: Remove the prototypes for
12349 call_address_operand, symbolic_operand, seth_add3_operand,
12350 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12351 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12352 two_insn_const_operand, move_src_operand,
12353 move_double_src_operand, move_dest_operand,
12354 eqne_comparison_operator, signed_comparison_operator,
12355 large_insn_p, conditional_move_operand, carry_compare_operand,
12356 m32r_block_immediate_operand, extend_operand,
12357 reg_or_eq_int16_operand, int8_operand, and
12358 reg_or_zero_operand.
12359 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12360 seth_add3_operand, int8_operand, cmp_int16_operand,
12361 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12362 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12363 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12364 move_double_src_operand, move_dest_operand,
12365 eqne_comparison_operator, signed_comparison_operator,
12366 extend_operand, small_insn_p, large_insn_p,
12367 conditional_move_operand, carry_compare_operand,
12368 m32r_block_immediate_operand): Move to predicates.md.
12369 (MAX_MOVE_BYTES): Move to m32r.h.
12370 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12371 * config/m32r/m32r.md: Include predicates.md.
12372 * config/m32r/predicates.md: New.
12374 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12376 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12377 symbolic_operand, symbolic_memory_operand,
12378 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12379 indexed_memory_operand, move_dest_operand, move_src_operand,
12380 prefetch_cc_operand, prefetch_nocc_operand,
12381 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12382 arith_operand, arith11_operand, pre_cint_operand,
12383 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12384 ireg_operand, int5_operand, uint5_operand, int11_operand,
12385 uint32_operand, arith5_operand, and_operand, ior_operand,
12386 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12387 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12388 shadd_operand, movb_comparison_operator,
12389 cmpib_comparison_operator): Move to predicates.md.
12390 (magic_milli, shadd_constant_p): Make it extern.
12391 * config/pa/pa.h (PREDICATE_CODES): Remove.
12392 * config/pa/pa.md: Include predicates.md.
12393 * config/pa/predicates.md: New.
12395 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12398 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12400 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12401 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12402 config/alpha/freebsd.h, config/alpha/linux.h,
12403 config/alpha/netbsd.h, config/alpha/osf5.h,
12404 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12405 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12406 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12407 doc/cppopts.texi: Update copyright.
12409 2005-03-18 Jan Hubicka <jh@suse.cz>
12411 PR middle-end/20225
12412 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12414 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12417 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12419 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12422 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12424 * combine.c (gen_binary): Remove.
12425 (known_cond, simplify_shift_const, find_split_point,
12426 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12427 simplify_logical, expand_field_assignment, extract_left_shift,
12428 force_to_mode, if_then_else_cond, apply_distributive_law,
12429 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12430 simplify_comparison, reversed_comparison): Replace with
12431 simplify_gen_binary, simplify_gen_relational or
12432 distribute_and_simplify_rtx.
12433 (distribute_and_simplify_rtx): New function.
12435 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12436 Paolo Bonzini <gcc.gnu.org>
12438 * calls.c (setjmp_call_p, special_function_p): Update comments
12439 at the head of the functions.
12441 2005-03-18 Jan Hubicka <jh@suse.cz>
12443 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12445 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12446 function body should be released; do not proactively release function
12447 bodies in non-unit-at-a-time mode.
12449 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12451 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12452 mno-fp-ret-in-387 multilib variants.
12454 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12456 * common.opt (m): Remove.
12457 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12458 table lookup fails.
12459 (common_handle_option): Remove OPT_m case.
12461 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12463 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12465 (fold_builtin_1): Update a call to fold_builtin_bitop.
12467 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12469 (fold_builtin_1): Update a call to fold_builtin_signbit.
12471 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12473 PR tree-optimization/20474
12474 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12475 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12477 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12479 * config/h8300/h8300-protos.h: Remove prototypes for
12480 general_operand_src, general_operand_dst, single_one_operand,
12481 single_zero_operand, call_insn_operand,
12482 two_insn_adds_subs_operand, small_call_insn_operand,
12483 jump_address_operand, bit_operand, bit_memory_operand,
12484 stack_pointer_operand, const_int_gt_2_operand,
12485 const_int_ge_8_operand, const_int_qi_operand,
12486 const_int_hi_operand, incdec_operand, bit_operator,
12487 nshift_operator, eqne_operator, gtle_operator,
12488 gtuleu_operator, iorxor_operator.
12489 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12490 h8300_ldm_stm_parallel.
12491 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12493 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12494 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12495 (h8300_ldm_stm_parallel): Make it extern.
12496 (h8300_ldm_parallel, h8300_stm_parallel,
12497 h8300_return_parallel, general_operand_src,
12498 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12499 nibble_operand, reg_or_nibble_operand, single_one_operand,
12500 single_zero_operand, call_insn_operand,
12501 two_insn_adds_subs_operand, small_call_insn_operand,
12502 jump_address_operand, bit_operand, bit_memory_operand,
12503 stack_pointer_operand, const_int_gt_2_operand,
12504 const_int_ge_8_operand, const_int_qi_operand,
12505 const_int_hi_operand, incdec_operand, eqne_operator,
12506 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12507 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12508 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12509 nshift_operator): Move to predicates.md.
12510 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12511 * config/h8300/h8300.md: Include predicates.md.
12512 * config/h8300/predicates.md: New.
12514 2005-03-17 Richard Henderson <rth@redhat.com>
12516 * config.gcc (ia64*-*-hpux*): Add extra_options.
12517 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12518 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12519 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12520 (ia64_tls_size_string, ia64_tune_string): Remove.
12521 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12522 (TARGET_DEFAULT_TARGET_FLAGS): New.
12523 (TARGET_HANDLE_OPTION): New.
12524 (ia64_override_options): Move options parsing ...
12525 (ia64_handle_option): ... here. New.
12526 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12527 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12528 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12529 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12530 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12531 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12532 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12533 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12534 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12535 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12536 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12537 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12538 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12539 TARGET_EARLY_STOP_BITS): Remove.
12540 (TARGET_ILP32): Default false.
12541 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12542 (enum ia64_inline_type): New.
12543 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12544 * config/ia64/ia64.md: Update for new definitions of
12545 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12546 * config/ia64/ia64.opt: New file.
12547 * config/ia64/ilp32.opt: New file.
12549 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12552 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12554 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12556 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12557 instead of MASK_H8300S.
12558 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12559 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12560 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12561 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12562 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12563 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12564 TARGET_SWITCHES): Remove.
12565 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12567 * config/h8300/h8300.opt: New.
12569 * config/alpha/alpha.opt, config/arc/arc.opt,
12570 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12573 2005-03-17 Ian Lance Taylor <ian@airs.com>
12577 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12579 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12580 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12581 (TARGET_HANDLE_OPTION): Override default.
12582 (arc_handle_option): New function.
12583 (arc_init): Remove code to set arch_cpu_string.
12584 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12585 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12586 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12587 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12588 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12589 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12590 (arc_rodata_string, TARGET_OPTIONS): Delete.
12591 * config/arc/arc.opt: New file.
12593 2005-03-17 Richard Henderson <rth@redhat.com>
12595 * doc/extend.texi (Weak Pragmas): New section.
12596 (attribute alias): Clarify that target must be in the same
12599 2005-03-17 Richard Henderson <rth@redhat.com>
12601 * config/alpha/alpha.opt: New file.
12602 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12604 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12605 alpha_fprm_string, alpha_fptm_string): Make static.
12606 (alpha_tls_size_string): Remove.
12607 (alpha_handle_option): New.
12608 (override_options): Update for alpha_cpu/alpha_tune split.
12609 (alpha_file_start): Likewise.
12610 (TARGET_DEFAULT_TARGET_FLAGS): New.
12611 (TARGET_HANDLE_OPTION): New.
12612 * config/alpha/alpha.h (alpha_tune): Declare.
12613 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12614 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12615 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12616 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12617 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12618 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12619 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12620 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12621 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12622 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12623 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12624 (TARGET_DEFAULT): Remove MASK_FP.
12625 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12626 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12627 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12628 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12629 alpha_tls_size_string): Remove.
12630 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12631 (attribute tune): Rename from attribute cpu.
12632 * config/alpha/ev4.md: Update to match.
12633 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12634 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12635 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12636 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12637 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12638 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12640 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12642 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12643 and return without creating new state if before_nops_num is nonzero.
12644 * config/ia64/ia64.md (first_insn): New attribute.
12645 (alloc): Set it to yes.
12647 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12649 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12650 STMT_VINFO_SUBVARS to NULL.
12651 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12653 2005-03-16 Dale Johannesen <dalej@apple.com>
12655 * rtlanal.c (find_first_parameter_load): Rewrite to
12656 return actual first param load or the call if none,
12657 instead of first in block, when not all loads exist.
12659 2005-03-16 Roger Sayle <roger@eyesopen.com>
12661 * optabs.c (expand_copysign_absneg): Make static.
12662 * optabs.h (expand_copysign_absneg): Delete prototype.
12663 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12665 2005-03-16 Richard Henderson <rth@redhat.com>
12667 PR middle-end/15700
12668 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12669 (alias_pairs): Rename from output_defs.
12670 (find_decl_and_mark_needed): Split out from assemble_alias.
12671 (do_assemble_alias): New.
12672 (assemble_output_def): Remove.
12673 (finish_aliases_1, finish_aliases_2): New.
12674 (process_pending_assemble_output_defs): Remove.
12675 (assemble_alias): Defer aliases for which we don't yet have a
12676 non-external decl for the target symbol.
12677 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12678 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12679 * toplev.c (compile_file): Use finish_aliases_2 instead of
12680 process_pending_assemble_output_defs.
12681 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12682 (process_pending_assemble_output_defs): Remove.
12684 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12686 Fix PR tree-optimization/20489
12688 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12689 for empty structures.
12691 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12693 Fix PR tree-optimization/20490
12695 * tree-ssa-pre.c (create_expression_by_pieces): Use
12696 force_gimple_operand on result of fold.
12698 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12700 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12701 of closing parenthesis.
12703 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12705 * builtins.c (expand_movstr): Update a call to
12706 fold_builtin_strcpy.
12707 (expand_builtin_strncpy): Update a call to
12708 fold_builtin_strncpy.
12709 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12710 arguments of CALL_EXPR.
12711 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12712 fold_builtin_strncpy.
12713 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12714 * tree.h: Update the prototypes of fold_builtin_strcpy and
12715 fold_builtin_strncpy.
12717 2005-03-16 Steven Bosscher <stevenb@suse.de>
12718 Dorit Naishlos <dorit@il.ibm.com>
12720 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12721 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12724 2005-03-16 Steven Bosscher <stevenb@suse.de>
12726 * tree-inline.c (walk_type_fields, walk_tree,
12727 walk_tree_without_duplicates): Move from here...
12728 * tree.c: ...to here.
12730 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12732 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12733 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12734 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12735 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12736 (version): Define using $(BASEVER_c).
12737 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12739 (version.o): Depend on version files; add custom generation command.
12740 (prefix.o): Define BASEVER on command line.
12741 (s-iov): Depend on version files; adjust command.
12742 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12744 (gcc-vers.texi): New rule.
12745 (doc/%.info, doc/%.dvi): Add -I . to command line.
12746 (doc/gccinstall.dvi): Likewise.
12747 (PACKAGE): Delete. All uses replaced with "gcc".
12748 * aclocal.m4: Do not include gcc-version.m4.
12749 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12750 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12751 Set is_release based on contents of DEV-PHASE.
12752 Set gcc_version based on contents of BASE-VER.
12753 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12754 * config.in, configure: Regenerate.
12755 * gccbug.in: Determine version of GCC in use at runtime.
12756 * gcov-iov.c: Get version number and development phase from
12757 command line, not by including version.c.
12758 * intl.c: Replace all uses of PACKAGE with "gcc".
12759 * libada-mk.in: Delete unused "gcc_version" variable.
12760 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12761 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12762 commentary to match.
12763 (version_string): Put together from pieces.
12764 * config/alpha/x-vms: Do not use $(gcc_version).
12765 * config/i386/t-nwld: Likewise.
12766 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12767 version-GCC and DEVELOPMENT.
12769 2005-03-15 Roger Sayle <roger@eyesopen.com>
12771 PR tree-optimization/17454
12772 * tree.c (tree_size): Add case for TREE_BINFO.
12773 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12774 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12776 2005-03-15 Roger Sayle <roger@eyesopen.com>
12778 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12779 op1 whilst expanding the signed widenening multiply variant.
12781 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12783 * toplev.c (display_target_options): Avoid unused variable warning if
12784 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12785 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12786 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12787 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12788 (mips_isa_info): New variable.
12789 (mips_parse_cpu): Remove the first argument and leave the caller
12791 (TARGET_HANDLE_OPTION): Override default.
12792 (mips_handle_option): New function. Move option validation code from...
12793 (override_options): ...here. Update calls to mips_parse_cpu.
12794 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12795 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12796 (SUBTARGET_TARGET_OPTIONS): Delete.
12797 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12798 (mno-flush-func, mtune=): New options.
12800 2005-03-15 Roger Sayle <roger@eyesopen.com>
12801 Richard Henderson <rth@redhat.com>
12803 * real.c (c4x_single_format, c4x_extended_format): Provide values
12804 for signbit_ro for c4x's single and extended floating point formats.
12805 * optabs.c (expand_copysign): Use the floating point format's
12806 signbit_ro for expanding via expand_copysign_absneg, and it's
12807 signbit_rw field for expanding via expand_copysign_bit.
12809 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12811 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12812 known_alignment_for_access_p.
12813 (known_alignment_for_access_p): New.
12814 (do_peeling_for_alignment): Field made int instead of bool and renamed
12815 to peeling_for_alignment.
12816 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12817 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12818 functionality used to be in vect_analyze_operations.
12819 (vect_analyze_operations): Code to determine vectorization factor was
12820 moved to vect_determine_vectorization_factor.
12821 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12822 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12824 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12825 be part of vect_analyze_operations).
12826 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12827 creating the guard condition, as the number of iterations may be
12829 (slpeel_tree_peel_loop_to_edge): Use new name of
12830 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12831 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12832 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12833 (vect_do_peeling_for_alignment): Use fold.
12834 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12836 (vect_update_inits_of_dr): Renamed to
12837 vect_update_init_of_dr.
12838 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12839 (vectorizable_store): Fix assertion to use == instead of =.
12841 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12843 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12844 call_used_regs for wCG registers.
12846 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
12848 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12849 for non-offsettable memory references to cope with outstanding reload
12850 replacements, take 2.
12852 2005-03-15 Uros Bizjak <uros@kss-loka.si>
12855 * config/i386/i386.h (x86_fisttp): New.
12856 (TARGET_FISTTP): New macro.
12857 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
12858 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
12859 instruction when fisttp flag is set.
12860 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
12862 * config/i386/i386.md (type attribute): Add fisttp.
12863 (unit attribute): Set to i387 for fisttp type.
12864 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
12865 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
12867 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
12868 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
12870 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
12871 patterns for TARGET_FISTTP. Enable patterns for
12872 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
12873 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
12874 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
12875 implement fisttp x87 insn.
12876 (fix_trunc*_i387_fisttp splitters): New patterns.
12877 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
12878 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
12879 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
12881 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
12882 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
12883 Implement using mode macros. Disable patterns for TARGET_FISTTP.
12884 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
12885 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
12886 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
12887 Disable patterns for TARGET_FISTTP.
12888 (fix_trunc*_i387 splitters): Implement usign mode macros.
12889 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
12890 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
12891 (fix_trunx*_sse peephole2s): Implement using mode macros.
12893 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
12895 PR rtl-optimization/20291
12896 * combine.c (try_combine): If splitting fails, re-try with
12897 original combined pattern, i.e. before clobber stripping.
12899 2005-03-14 Eric Christopher <echristo@redhat.com>
12901 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
12902 STACK_GROWS_DOWNWARD.
12904 2005-03-14 Roger Sayle <roger@eyesopen.com>
12906 * real.h (struct real_format): Split the signbit field into two
12907 two fields, signbit_ro and signbit_rw.
12908 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
12909 mips_double_format, ieee_extended_motorola_format,
12910 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
12911 ieee_extended_intel_128_format, ibm_extended_format,
12912 mips_extended_format, ieee_quad_format, mips_quad_format,
12913 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
12914 i370_double_format, c4x_single_format, c4x_extended_format,
12915 real_internal_format): Update initializers for new field.
12916 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12917 real_format structure.
12918 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12919 field of the real_format structure.
12921 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
12923 Fix PR tree-optimization/20458
12925 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12926 DECL_EXTERNAL on STRUCT_FIELD tags.
12927 (clear_call_clobbered): Ditto.
12928 * tree-ssa-operands.c (note_addressable): Make sure the original
12929 variable doesn't slip into the addressable list if we have
12931 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12934 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12936 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12937 (-fwide-exec-charset): Likewise.
12938 (-finput-charset): Likewise.
12939 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12940 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12941 * c.opt (Wnormalized): New.
12943 2005-03-14 Devang Patel <dpatel@apple.com>
12945 * doc/invoke.texi: Add reference to Visibility document.
12947 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12949 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12950 MASK_SPLIT_ADDRESSES.
12951 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12952 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12953 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12954 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12955 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12956 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12957 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12958 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12959 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12960 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12961 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12962 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12963 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12964 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12965 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12966 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12967 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12968 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12969 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12970 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12971 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12972 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12973 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12974 (TARGET_EXPLICIT_RELOCS): Delete.
12975 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12976 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12977 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12978 (override_options): Set MASK_LONG64 if -mint64 is given and no
12979 -mlongXX option is. Complain about -mint64 -mlong32.
12980 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12981 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12982 * config/mips/mips.opt: New file.
12984 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12986 * config.gcc (extra_options): New variable for listing option files.
12987 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12988 * configure.ac (extra_opt_files): New AC_SUBST variable.
12989 (tm_file_list, tm_include_list): Include options.h first.
12990 * configure: Regenerate.
12991 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12992 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12993 (s-options-h): New rule.
12994 (options.h): Depend on it.
12995 (TEXI_GCCINT_FILES): Add options.texi.
12996 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12997 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12998 * target.h (gcc_target): Add default_target_flags and handle_option.
12999 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13000 (TARGET_HANDLE_OPTION): New macros.
13001 (TARGET_INITIALIZER): Include them.
13002 * opt-functions.awk (opt_args, nth_arg): New functions.
13003 (switch_flags): Handle the "Target" flag.
13004 (var_args): Delete.
13005 (var_name): Use opt_args and nth_arg.
13006 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13007 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13008 macros for the "Mask" and "InverseMask" options.
13009 * opts.h (cl_var_cond): New enum.
13010 (cl_option): Replace the "has_set_value" and "set_value" fields with
13011 "var_cond" and "var_value".
13012 (CL_TARGET): New macro.
13013 (option_enabled, print_filtered_help): Declare.
13014 (decode_options): Move definition.
13015 * opts.c (handle_option): Search for the original option before
13016 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13017 var_cond and var_value fields. Use targetm.handle_option to handle
13019 (decode_options): Set target_flags to targetm.default_target_flags.
13020 (print_filtered_help): Make global. Handle CL_TARGET.
13021 (option_enabled): New function.
13022 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13023 (display_target_options, set_target_switch, print_switch_values)
13024 (default_pch_valid_p): Guard uses of target_switches with
13025 #ifdef TARGET_SWITCHES. Also...
13026 (display_target_options): Display the CL_TARGET entries in cl_options.
13027 (set_target_option): Don't complain about the "" option when
13028 TARGET_SWITCHES is undefined.
13029 (print_switch_values): Use option_enabled.
13030 (default_pch_valid_p): Check cl_options[] when looking for something
13031 that has changed the value of target_flags.
13032 * c.opt: Remove documentation from top of file.
13033 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13034 * doc/sourecebuild.texi: Refer to the new options documentation
13035 instead of c.opt. Document machine-specific .opt files.
13036 * doc/tm.texi (target_flags): Say that this variable is declared
13038 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13039 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13041 * doc/options.texi: New file.
13043 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13045 PR middle-end/18628
13046 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13049 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13052 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13053 temporary variable of pointer type if an lvalues is required.
13054 (gimplify_modify_expr_rhs): Request an rvalue from it.
13055 (gimplify_expr): Pass fallback on.
13057 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13059 * cfgbuild.c: Update comments.
13061 2005-03-14 Roger Sayle <roger@eyesopen.com>
13063 PR rtl-optimization/17236
13064 * optabs.c (expand_doubleword_mult): New helper function split out
13065 from expand_binop. Permute the order in which instructions are
13066 emitted to minimize the number of simultaneously live registers.
13067 (expand_binop): Call expand_doubleword_mult to synthesize a double
13068 word multiplication.
13070 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13072 * basic-block.h: Update the prototypes of cached_make_edge and
13074 * cfg.c (cached_make_edge): Take edge_cache representing one
13075 row of the adjacency matrix of edges.
13076 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13077 (make_edges): Initialize edge_cache to represent one row of
13078 the adjacency matrix of edges.
13080 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13082 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13084 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13085 Remove unused removed_phis variable.
13086 (conditional_replacement): Use build1/build2.
13087 (abs_replacement): Use last_and_only_stmt and build1/build2.
13089 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13091 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13092 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13093 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13094 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13095 * c-common.c (handle_novops_attribute): New function.
13096 (c_common_attribute_table): Add "no vops" entry.
13097 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13098 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13099 * tree-ssa-operands.c (get_call_expr_operands): Do not
13100 create virtual operands for calls with ECF_NOVOPS flag.
13101 * tree.h (DECL_IS_NOVOPS): New macro.
13102 (struct tree_decl): Add novops_flag.
13103 (ECF_NOVOPS): New constant.
13105 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13108 * config/i386/i386.c (x86_use_himode_fiop): New.
13109 (x86_use_simode_fiop): Rename from x86_use_fiop.
13110 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13111 (TARGET_USE_HIMODE_FIOP): New.
13112 (x86_use_simode_fiop): Rename from x86_use_fiop.
13113 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13115 * config/i386/i386.md (X87MODEI12): New mode macro define.
13116 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13117 to implement x87 FP compare with HImode input operands.
13118 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13119 Use X87MODEI12 mode macro to handle HImode input operands.
13120 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13121 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13122 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13123 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13124 macro to implement x87 operators with HImode input operands.
13125 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13128 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13130 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13132 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13133 constants invariant.
13135 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13137 * basic-block.h (BB_VISITED): Removed.
13138 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13140 2005-03-14 Falk Hueffner <falk@debian.org>
13143 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13145 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13147 * ggc-zone.c: Fix comment typos.
13149 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13150 stringpool.c, config/mips/mips-protos.h: Update copyright.
13152 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13154 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13155 throughout with its typedef, "rtx".
13156 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13157 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13158 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13159 regs in comment to match code.
13161 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13163 * except.c (check_handled): Make it static.
13164 * except.h: Remove the corresponding prototype.
13166 * function.c (get_func_frame_size): Make it static.
13167 * function.h: Remove the corresponding type.
13169 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13171 * hard-reg-set.h: Remove the corresponding declarations.
13173 * tree-cfg.c (verify_stmts): Check that
13174 bb_for_stmt (stmt) == bb for every PHI node and statement.
13176 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13178 * config.gcc: Remove excess indentation.
13179 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13181 2005-03-13 Roger Sayle <roger@eyesopen.com>
13183 PR middle-end/19331
13184 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13185 * fold-const.c (fold_sign_changed_comparison): Likewise.
13186 (fold_binary): Optimize comparisons against widened operands if
13187 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13189 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13191 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13192 (sparc_override_options): Initialize it.
13193 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13195 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13197 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13198 (reg_or_none500mem_operand): New predicate.
13199 (zero_reg_mem_operand): New predicate.
13200 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13201 to reg_or_none500mem_operand.
13202 (extendsfdf2_fpr): Add MEM alternative.
13203 (extenddftf2_internal): Change operand2 predicate to
13204 zero_reg_mem_operand.
13206 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13208 * ggc-zone.c: Rewritten.
13210 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13212 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13213 * config.in: Regenerated.
13214 * configure: Regenerated.
13215 * gengtype.c (write_types_process_field, write_func_for_structure):
13216 Pass new argument to gt_pch_note_object.
13217 * ggc-common.c (struct ptr_data): Add TYPE.
13218 (gt_pch_note_object): Take TYPE argument and save it.
13219 (call_count): Update call to ggc_pch_count_object.
13220 (call_alloc): Update call to ggc_pch_alloc_object.
13221 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13223 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13224 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13225 (ggc_alloc_zone_stat): Delete.
13226 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13227 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13228 (ggc_pch_alloc_object): Update prototypes.
13229 (garbage_zone): Delete.
13230 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13231 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13233 (tree_id_zone): New variable.
13234 (ggc_alloc_cleared_zone): Remove unused.
13235 (ggc_alloc_zone): Define.
13236 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13237 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13238 ggc_alloc_zone_stat.
13239 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13240 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13241 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13242 (make_node_stat): Likewise. Use tree_id_zone.
13244 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13245 Joseph S. Myers <joseph@codesourcery.com>
13247 * configure.ac: Check for MIPS TLS.
13248 * configure: Regenerated.
13249 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13250 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13251 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13252 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13253 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13254 (mips_classify_symbol, mips_symbolic_constant_p)
13255 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13256 (mips_tls_operand_p, mips_call_tls_get_addr)
13257 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13258 (mips_tls_symbol_ref_1): New functions.
13259 (mips_legitimize_address, mips_legitimize_const_move): Call
13260 mips_legitimize_tls_address.
13261 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13263 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13264 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13265 (mips_char_to_class): Document V1_REG.
13266 (HAVE_AS_TLS): Provide default.
13267 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13269 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13271 (tls_get_tp_<mode>): New instruction.
13273 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13275 * configure.ac: Update checks for target tools.
13276 * configure: Regenerated.
13278 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13280 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13282 2005-03-13 Roger Sayle <roger@eyesopen.com>
13284 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13285 more classes of DImode multiplication by constant. Allow both
13286 multiplication by small negative constants (by performing a
13287 multiplication by a positive constant and negating the result) and
13288 multiplications by large powers of two, by using a left shift.
13290 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13292 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13293 of basic blocks into work_stack.
13295 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13296 config/mips/vr.h: Update copyright.
13298 * c-decl.c (c_init_decl_processing): Remove useless calls to
13299 build_function_type.
13301 * builtins.c (fold_trunc_transparent_mathfn,
13302 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13303 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13304 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13305 fold_builtin_strcpy, fold_builtin_strncpy,
13306 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13309 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13312 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13313 variable determinant.
13315 * tree-cfg.c (group_case_labels): Remove local variable type.
13317 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13320 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13323 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13326 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13327 (*movmemqi_insn): Delete.
13328 (*movmemhi): Delete.
13330 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13332 * builtins.c (fold_builtin_classify): Take decomposed
13333 arguments of CALL_EXPR.
13334 (fold_builtin_1): Update a call to fold_builtin_classify.
13336 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13339 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13340 through into call to parser_xref_tag after parse error.
13341 (c_parser_struct_declaration): Consistently return NULL_TREE on
13344 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13346 * tree-flow-inline.h (ref_contains_array_ref): New function.
13347 (lookup_subvars_for_var): Ditto.
13348 (get_subvars_for_var): Ditto.
13349 (var_can_have_subvars): Ditto.
13351 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13352 (struct subvar): New type.
13354 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13356 * tree-optimize.c (init_tree_optimization_passes): Call
13357 pass_create_structure_vars.
13359 * tree-ssa-alias.c: Include vec.h.
13360 (init_alias_info): Don't auto-clear call clobbered on struct-field
13362 (compute_flow_insensitive_aliasing): Handle subvars.
13363 (group_aliases): Handle STRUCT_FIELD aliases.
13364 (setup_pointers_and_addressables): Ditto.
13365 Don't mark variables non-addressable if they still have
13366 addressable subvars.
13367 Also mark subvars addressable when the real variable is marked
13369 (add_pointed_to_var): Try to prune the pointed-to set by only
13370 pointing to subvars when possible.
13371 Otherwise, make sure we set addresses_needed and pt_vars to
13372 properly include subvars.
13373 (bitpos_of_field): New function.
13374 (push_fields_onto_fieldstack): Ditto.
13375 (get_or_create_used_part_for): Ditto.
13376 (create_overlap_variables_for): Ditto.
13377 (find_used_portions): Ditto.
13378 (create_structure_vars): Ditto.
13379 (pass_create_structure_vars): New structure.
13381 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13382 (get_expr_operands): Handle subvars. Also try to turn
13383 COMPONENT_REF accesses into must-defs now that we can accurately
13385 (note_addressable): Try to only mark as addressable those subvars
13386 we know a COMPONENT_REF touches.
13387 (overlap_subvar): New function.
13389 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13390 Handle subvar storing.
13391 (vect_address_analysis): Update caller of vect_object_analysis.
13393 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13395 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13396 (STMT_VINFO_SUBVARS): New macro.
13398 * common.opts: add flag_tree_salias.
13400 * opts.c (decode_options): flag_tree_salias defaults to on.
13402 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13404 * doc/tree-ssa.texi: Document structural alias analysis.
13406 2005-03-12 Steven Bosscher <stevenb@suse.de>
13408 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13409 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13410 * tree-ssa-operands.c (get_expr_operands): Likewise.
13411 (get_expr_operands): Likewise for ERROR_MARK.
13413 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13415 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13418 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13421 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13422 (mark_operand_necessary): Remove local variable ver.
13424 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13425 variable prefix_len.
13427 * value-prof.c (mod_subtract_transform): Remove local variable
13430 * builtins.c (fold_builtin_exponent): Take decomposed
13431 arguments of CALL_EXPR.
13432 (fold_builtin_1): Update a call to fold_builtin_exponent.
13434 * builtins.c (fold_builtin_logarithm): Take decomposed
13435 arguments of CALL_EXPR.
13436 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13438 * c-decl.c (c_init_decl_processing): Remove local variables
13439 ptr_ftype_void and ptr_ftype_ptr.
13441 * gimplify.c (gimplify_expr): Remove local variables r0 and
13444 * reg-stack.c (move_for_stack_reg): Remove local variable
13446 (compare_for_stack_reg): Remove local variable flags_user.
13447 (convert_regs_1): Remove local variable deleted.
13449 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13451 (combine_blocks): Remove local variables exits and new_e.
13453 * tree-inline.c (expand_call_inline): Remove local variable
13456 * tree-ssa-live.c (create_ssa_var_map,
13457 calculate_live_on_entry): Remove local variable snn.
13459 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13461 * c-lex.c (c_lex_with_flags): Add parameter to call to
13464 2005-03-11 Per Bothner <per@bothner.com>
13466 * c-tree.h (struct c_declarator): New id_loc field.
13467 * c-pragma.h (c_lex_with_flags): Take position reference.
13468 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13469 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13470 (c_lex): Pass dummy location to c_lex_with_flags.
13471 * c-parser.c (c_lex_one_token): Set c_token's location using
13472 c_lex_with_flags, instead of input_location, which might be "ahead".
13473 (c_parser_direct_declarator): Set declarator's id_loc from
13475 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13476 declarator's id_loc, rather than probably-imprecise input_location.
13477 (build_id_declarator): Initialize c_declarator's id_loc field.
13479 2005-03-11 Roger Sayle <roger@eyesopen.com>
13481 PR middle-end/20419
13482 * builtins.c (expand_builtin_signbit): Force the signbit's word
13483 into an integer register to avoid SUBREGs of floating point modes.
13485 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13487 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13488 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13489 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13490 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13492 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13494 PR rtl-optimization/20306
13495 * expr.c (emit_move_complex): Set try_int false if mode is
13496 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13497 emit_block_move if try_int is true.
13499 2005-03-11 Richard Henderson <rth@redhat.com>
13502 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13503 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13506 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13508 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13509 (TARGET_FIX_VR4130): New macro.
13510 (TARGET_OPTIONS): Add -mfix-vr4130.
13511 (ISA_HAS_MACCHI): New macro.
13512 (ASM_SPEC): Add -mfix-vr4130.
13513 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13514 (override_options): Handle mips_fix_vr4130_string.
13515 (mips_avoid_hazards): Clear all_noreorder_p
13516 if we're working around VR4130 errata and the macc alternatives
13518 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13519 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13520 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13521 (MULTILIB_DEFAULTS): Remove leading "march=".
13522 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13523 if no architecture option is given.
13524 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13526 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13527 * doc/invoke.texi: Document -mfix-vr4130.
13529 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13531 * config/mips/mips.c (override_options): Only warn about -mint64
13532 deprecation if TARGET_INT64.
13534 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13536 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13537 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13538 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13539 are non-specific regarding the nonnull parameter positions.
13540 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13541 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13542 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13543 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13545 * builtins.def: Use the non-specific "nonnull" attibute lists.
13547 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13549 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13550 single_pred_edge, single_succ, single_pred): Improve comments.
13552 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13554 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13555 single_pred_edge, single_succ, single_pred): New inline functions.
13556 * bb-reorder.c (rotate_loop, find_traces_1_round,
13557 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13558 duplicate_computed_gotos): Use the single_succ/pred functions.
13559 * cfganal.c (forwarder_block_p): Ditto.
13560 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13561 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13562 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13563 merge_seq_blocks): Ditto.
13564 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13565 * cfglayout.c (fixup_reorder_chain): Ditto.
13566 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13567 canonicalize_loop_headers, verify_loop_structure): Ditto.
13568 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13569 mfb_update_loops, create_preheader, force_single_succ_latches,
13570 create_loop_notes): Ditto.
13571 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13572 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13573 commit_one_edge_insertion, purge_dead_edges,
13574 cfg_layout_can_merge_blocks_p): Ditto.
13575 * except.c (sjlj_emit_function_enter): Ditto.
13576 * flow.c (init_propagate_block_info): Ditto.
13577 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13578 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13579 insert_insn_end_bb): Ditto.
13580 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13581 find_if_case_2): Ditto.
13582 * lambda-code.c (perfect_nestify): Ditto.
13583 * lcm.c (optimize_mode_switching): Ditto.
13584 * loop-doloop.c (doloop_modify): Ditto.
13585 * loop-init.c (loop_optimizer_init): Ditto.
13586 * loop-iv.c (simplify_using_initial_values): Ditto.
13587 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13588 * loop-unswitch.c (unswitch_loop): Ditto.
13589 * modulo-sched.c (generate_prolog_epilog): Ditto.
13590 * predict.c (combine_predictions_for_insn, estimate_probability,
13591 tree_estimate_probability, last_basic_block_p,
13592 estimate_bb_frequencies): Ditto.
13593 * profile.c (branch_prob): Ditto.
13594 * regrename.c (copyprop_hardreg_forward): Ditto.
13595 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13596 * tracer.c (layout_superblocks): Ditto.
13597 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13598 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13599 cleanup_control_expr_graph, disband_implicit_edges,
13600 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13601 tree_verify_flow_info, tree_make_forwarder_block,
13602 tree_forwarder_block_p, remove_forwarder_block,
13603 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13604 * tree-if-conv.c (tree_if_conversion): Ditto.
13605 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13606 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13607 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13608 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13609 copy_loop_headers): Ditto.
13610 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13611 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13612 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13613 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13614 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13615 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13616 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13617 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13618 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13619 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13620 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13621 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13622 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13623 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13624 slpeel_add_loop_guard): Ditto.
13626 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13628 PR tree-optimization/15784
13629 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13632 * stmt.c (expand_case): Don't change index_type. Convert minval
13633 to the proper type.
13635 PR tree-optimization/20130
13636 * fold-const.c (fold): Fold x * -1 into -x.
13638 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13640 PR rtl-optimization/20331
13641 * rtlanal.c (modified_between_p): Check its address first for MEM.
13642 (modified_in_p): Likewise.
13644 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13646 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13648 2005-03-10 Steven Bosscher <stevenb@suse.de>
13650 * expr.c (expand_expr_real_1): If possible, use a conditional
13651 move for expanding MIN_EXPR and MAX_EXPR.
13652 Use temp for moving around rtx-en.
13654 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13657 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13660 2005-03-10 Roger Sayle <roger@eyesopen.com>
13662 * builtins.c (expand_builtin_signbit): Extend to handle floating
13663 point modes wider than the largest integer type, using the
13664 operand_subword_force function to obtain the signbit's word.
13666 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13669 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13670 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13672 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13674 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13676 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13678 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13680 (perform_edge_inserts): Unconditionally call
13681 free_dominator_info.
13683 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13685 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13687 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13689 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13691 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13693 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13695 (rtl_register_value_prof_hooks,
13696 tree_value_profile_transformations,
13697 tree_register_value_prof_hooks): Likewise.
13698 * var-tracking.c (stack_adjust_offset_pre_post,
13699 variable_htab_free, variable_union, dataflow_set_different_2,
13700 count_uses, variable_was_changed, set_frame_base_location,
13701 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13702 vt_add_function_parameters): Likewise.
13703 * varasm.c (named_section_real, named_section, make_decl_rtl,
13704 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13705 const_hash_1, compare_constant, copy_constant, force_const_mem,
13706 output_constant_pool_2, output_constant_pool_1, output_constant,
13707 output_constructor, make_decl_one_only, decl_tls_model,
13708 default_no_named_section, default_elf_select_section_1,
13709 default_unique_section_1): Likewise.
13710 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13711 * vmsdbgout.c (addr_const_to_string): Likewise.
13714 * function.c (struct assign_parm_data_one): Remove last_named
13716 (assign_parm_find_data_types): Don't determine last_named.
13717 Reorder named_parm determination.
13718 (assign_parms): Only setup varargs on the last non-varadic
13721 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13723 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13724 sda base address on medium model.
13726 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13728 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13729 * cfgloop.c (flow_loop_nodes_find): Export.
13730 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13732 * cfgloopmanip.c (fix_loop_structure): New function.
13733 * predict.c (predict_loops): Clean up the loops information.
13734 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13735 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13737 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13738 (rewrite_into_loop_closed_ssa): Declaration changed.
13739 * tree-loop-linear.c (linear_transform_loops): Add argument to
13740 rewrite_into_loop_closed_ssa call.
13741 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13742 * tree-ssa-loop-im.c (move_computations): Ditto.
13743 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13744 * tree-vectorizer.c (vectorize_loops): Ditto.
13745 * tree-optimize.c: Include cfgloop.h.
13746 (execute_todo): Choose whether to call cleanup_tree_cfg or
13747 cleanup_tree_cfg_loop.
13748 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13749 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13750 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13751 cleanup_tree_cfg_loop call.
13752 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13753 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13754 work on part of cfg.
13756 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13758 PR inline-asm/20314
13759 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13760 with multiple alternatives.
13762 * stmt.c (parse_output_constraint): Fix a typo.
13764 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13766 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13767 assembly directive instead of deprecated "no-generics".
13769 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13771 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13772 for non-offsettable memory references to cope with outstanding reload
13774 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13775 avoid losing outstanding address reloads.
13776 ("reload_outdi", "reload_outdf"): Likewise.
13778 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13780 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13781 code. Add more cbrt transformations.
13783 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13785 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13787 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13789 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13790 NULL_TREE when a given tree is not simplified.
13791 (fold): Return the original tree when any of the functions
13792 mentioned above NULL_TREE.
13794 * fold-const.c (fold_unary, fold_binary): Take decomposed
13795 arguments, code, type, op0, and op1 in case of fold_binary.
13796 (fold): Update calls to fold_unary and fold_binary.
13798 2005-03-09 Roger Sayle <roger@eyesopen.com>
13800 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13801 a fndecl and an arglist instead of a CALL_EXPR, exp.
13803 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13805 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13807 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13809 * expr.c (expand_assignment): Remove orig_to_rtx.
13811 * fold-const.c (int_const_binop): Remove no_overflow.
13813 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13815 * loop-iv.c (get_biv_step_1): Remove lhs.
13817 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13819 * real.c (real_nan): Remove neg.
13821 * function.c (thread_prologue_and_epilogue_insns): Remove i
13824 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13827 * tree-eh.c (tree_could_trap_p): Remove idx.
13829 * tree-into-ssa.c (ann): Remove ann.
13831 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13833 * tree-sra.c (decide_block_copy): Remove inst_count.
13835 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13837 * tree-ssa-loop-im.c (lhs): Remove.
13839 * cfgbuild.c (state, STATE, SET_STATE,
13840 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13842 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13843 (find_basic_blocks): Set the state of each basic block to
13846 2005-03-08 Jeff Law <law@redhat.com>
13848 * tree-cfg.c (cleanup_control_flow): If removal of a computed
13849 goto results in the removal of edges in the CFG, then we need
13850 to recompute dominators.
13852 2005-03-09 Ben Elliston <bje@au.ibm.com>
13854 * c-common.c (c_do_switch_warnings): Comment fix.
13856 2005-03-08 Julian Brown <julian@codesourcery.com>
13858 * Patch from 2005-03-08 reverted for causing regressions and
13859 ppc-darwin bootstrap failure.
13861 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
13863 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
13864 Define the real function for ppc-darwin.
13865 * c-typeck.c (convert_arguments): Check for target-specific
13866 invalid argument call to unprototyped function.
13867 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
13869 * target.h (invalid_arg_for_unprototyped_fn): New field
13871 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13872 default target hook.
13873 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
13876 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13878 * c-typeck.c (constructor_stack, constructor_range_stack,
13879 initializer_stack): Make them static.
13881 * cfg.c (rbi_pool): Make it static.
13883 * gimple-low.c (lower_stmt_body): Make it static.
13884 * tree-flow.h: Remove the corresponding prototype. Don't
13885 declare lower_data.
13887 * sched-deps.c (cache_size): Make it static.
13889 * stor-layout.c (lang_adjust_rli): Make it static.
13891 2005-03-08 Julian Brown <julian@codesourcery.com>
13893 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13894 from being used for symbols with vague linkage when
13895 HAVE_GAS_COMDAT_GROUP is true.
13897 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
13899 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
13900 nlabel == JUMP_LABEL (jump).
13902 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13904 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
13905 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
13906 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
13907 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
13909 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
13912 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
13913 * c-common.c (handle_returns_twice): New function.
13914 (c_common_attribute_table): Declare eturns_twice' attribute.
13915 * doc/extend.texi: Document eturns_twice' attribute.
13916 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13917 (struct tree_decl): Add returns_twice_flag.
13919 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13921 * tree-ssa-phiopt.c: Fix a comment typo.
13923 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13924 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13925 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13928 2005-03-08 Richard Henderson <rth@redhat.com>
13930 * config/alpha/alpha.c (code_for_builtin): Replace special-case
13931 builtin codes with ctzdi2, clzdi2, popcountdi2.
13932 (struct alpha_builtin_def): Add is_const.
13933 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13934 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13935 (alpha_init_builtins): Init them. Set nothrow and const attributes
13937 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13938 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13939 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13940 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13941 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13942 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13943 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13944 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13945 (TARGET_FOLD_BUILTIN): New.
13946 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13947 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13949 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13951 2005-03-08 Ira Rosen <irar@il.ibm.com>
13953 PR tree-optimization/20122
13954 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13955 condition of access function instead of base.
13957 2005-03-07 Jeff Law <law@redhat.com>
13958 Steven Bosscher <stevenb@suse.de>
13960 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13961 (find_taken_edge): Call find_taken_edge_computed_goto as
13962 appropriate. Allow any gimple invariant rather than just
13963 INTEGER_CST for VAL.
13964 (cleanup_control_flow): Cleanup a computed goto which has turned
13965 into a simple goto.
13966 (tree_merge_blocks): If block B has any forced labels, move
13967 them to the start of block A.
13968 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13969 computed gotos as well.
13970 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13971 removal of unnecessary computed gotos too.
13972 (lookup_redirection_data): Fix type of INSERT argument. Callers
13975 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13977 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13978 Remove trailing spaces.
13980 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13981 unshare_all_trees): Make them static.
13982 * tree-gimple.h: Remove the corresponding prototypes.
13984 * diagnostic.h: Remove unused prototype
13985 debug_output_buffer.
13986 * modulo-sched.c: Remove unused prototype
13987 set_row_column_for_ps.
13989 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13990 replace_phi_edge_with_variable): Remove unused variable i.
13992 2005-03-07 Per Bothner <per@bothner.com>
13994 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13996 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13999 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14000 bbs on the COND_EXPR instead of the PHI_NODEs.
14001 (candidate_bb_for_phi_optimization): Remove.
14002 (replace_phi_with_stmt): Rename to ...
14003 (replace_phi_edge_with_variable): this and change so that we
14004 replace the phi argument instead of removing the PHI.
14005 (conditional_replacement): Change so we deal with PHI with more
14006 than two arguments.
14007 (value_replacement): Likewise.
14008 (abs_replacement): Likewise.
14010 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14012 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14013 output_e500_flip_gt_bit.
14015 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14017 (rs6000_generate_compare): Fix logic to look at the correct bits.
14018 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14020 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14021 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14022 gen_move_from_CR_gt_bit.
14024 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14025 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14026 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14028 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14029 (E500_CR_IOR_COMPARE): New constant.
14031 2005-03-08 Earl Chew <earl_chew@agilent.com>
14032 David Billinghurst <David.Billinghurst@riotinto.com>
14034 * config/i386/host-cygwin.c: New file to support precompiled
14036 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14037 * config.host: Use above files for cygwin host.
14039 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14041 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14042 ordering ops from earlier change.
14044 2005-03-07 Per Bothner <per@bothner.com>
14046 Various fixes to allow us to again build if --enable-mapped-location:
14047 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14048 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14049 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14050 local variable loc. Change logic appropriately.
14051 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14052 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14053 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14054 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14055 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14057 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14059 PR rtl-optimization/19683
14060 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14061 number of bytes, to smallest_int_for_mode. Fix arguments to
14062 REG_CANNOT_CHANGE_MODE_P.
14064 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14066 * reorg.c (relax_delay_slots): Check that the jump is
14067 conditional before trying to invert it.
14069 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14071 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14074 * calls (stack_arg_under_construction): Make it static.
14076 * flow.c (regs_live_at_setjmp): Make it static.
14077 * flow.h: Remove the corresponding prototype.
14079 * reload1.c (reload_startobj, reload_firstobj,
14080 something_needs_operands_changed, reload_inherited,
14081 reload_inheritance_insn, reload_override_in,
14082 reload_spill_index): Make them static.
14084 * recog.c (verify_changes): Make it static.
14085 * recog.h: Remove the corresponding prototype.
14087 * cfgbuild.c (find_sub_basic_blocks): Remove.
14088 * basic-block.h: Remove the corresponding prototype.
14089 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14091 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14093 * tree-ssa-operands.c (check_build_stmt): Remove.
14095 * stor-layout.c (set_alignment): Remove.
14096 * tree.h: Remove the corresponding prototype.
14098 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14100 * tree-ssa-dce.c (control_dependence_map,
14101 visited_control_parents): Make them static.
14103 * cfghooks.c (verify_flow_info): Remove local variable
14106 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14109 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14111 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14113 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14115 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14117 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14118 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14119 PARALLEL for an empty structure.
14121 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14123 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14125 * fold-const.c (fold_binary): Unroll the very first "for"
14128 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14130 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14131 redundant match_code test.
14132 (scc_comparison_operator): Swap match_operand and match_code
14134 (branch_positive_comparison_operator): Same.
14135 (trap_comparison_operator): Use comparison_operator and swap with
14138 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14141 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14142 (out_movhi_r_mr): Read low byte of volatile MEM first.
14143 (out_movhi_mr_r): Write high byte of volatile MEM first.
14145 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14147 * cselib.c (reg_values, reg_values_size): Make them static.
14149 * cse.c (cse_reg_info_table): Make it static.
14151 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14153 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14155 * cse.c (find_best_addr): Use canon_for_address.
14157 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14159 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14160 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14161 SUBREG and MEM, respectively.
14163 * fold-const.c (fold_binary): Use code instead of t.
14165 * fold-const.c (optimize_minmax_comparison): Take decomposed
14166 arguments code, type, op0, and op1 instead of t.
14167 (fold_binary): Update a call to optimize_minmax_comparison.
14169 * fold-const.c (fold_range_test): Take decomposed arguments
14170 code, type, op0, and op1 instead of t.
14171 (fold_binary): Update a call to fold_range_test.
14173 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14174 decomposed arguments code, type, op0, and op1 instead of t.
14175 (fold_binary): Update a call to fold_range_test.
14177 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14179 * fold-const.c (fold_binary): Avoid directly using the original
14180 expression t as much as possible.
14182 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14184 * c-semantics.c (build_stmt): Use TYPE_P instead of
14185 IS_NON_TYPE_CODE_CLASS.
14186 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14187 (NON_TYPE_CHECK): Use TYPE_P instead of
14188 IS_NON_TYPE_CODE_CLASS.
14190 * fold-const.c (fold): Remove handling of binary expressions.
14192 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14194 * doc/c-tree.texi: Wrap comments in @r{}.
14195 * doc/cpp.texi: Likewise.
14196 * doc/cppinternals.texi: Likewise.
14197 * doc/extend.texi: Likewise.
14198 * doc/md.texi: Likewise.
14199 * doc/objc.texi: Likewise.
14200 * doc/sourcebuild.texi: Likewise.
14201 * doc/tm.texi: Likewise.
14202 * doc/tree-ssa.texi
14204 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14206 * predict.c (apply_return_prediction): Standardize PHI chain
14208 * tree-ssa.c (ssa_redirect_edge): Likewise.
14210 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14211 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14214 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14215 * tree-flow.h: Adjust the prototype for remove_phi_node.
14216 * lambda-code.c (perfect_nestify): Adjust a call to
14219 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14220 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14222 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14223 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14224 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14225 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14227 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14228 of GEN_INT (trunc_int_for_mode (...)).
14229 * loop-iv.c (iv_number_of_iterations): Likewise.
14230 * postreload.c (reload_cse_move2add): Likewise.
14231 * simplify-rtx.c (simplify_const_unary_operation,
14232 simplify_const_binary_operation): Likewise.
14233 * stor-layout.c (get_mode_bounds): Likewise.
14235 * fold-const.c (fold_binary): New.
14236 (fold): Call fold_binary on binary expressions.
14238 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14240 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14241 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14242 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14243 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14244 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14246 2005-03-04 Devang Patel <dpatel@apple.com>
14248 PR tree-optimization/18815
14249 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14250 loops with zero exit edges.
14252 2005-03-04 Devang Patel <dpatel@apple.com>
14254 * doc/invoke.texi: Remove reference to webpage that does not exist.
14256 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14257 Joseph S. Myers <joseph@codesourcery.com>
14260 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14261 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14262 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14263 * pa.c (get_plabel): Change argument to symbol_ref. Call
14264 maybe_get_identifier instead of get_identifier.
14265 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14266 (struct deferred_plabel): Replace name field with symbol field.
14267 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14268 ASM_OUTPUT_EXTERNAL_REAL is defined.
14269 (output_global_address): Use output_addr_const for output of all
14271 (output_deferred_plabels): Use symbol_ref instead of name for address
14273 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14274 ASM_OUTPUT_SYMBOL_REF): New macros.
14275 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14277 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14280 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14282 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14283 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14285 2005-03-04 Jeff Law <law@redhat.com>
14287 * basic-block.h (rediscover_loops_after_threading): Declare.
14288 * tree-ssa-dom.c: Include cfgloop.h.
14289 (tree_ssa_dominator_optimize): Discover loops and some basic
14290 properties. Remove forwarder blocks recreated by loop header
14291 canonicalization. Also mark backedges in the CFG.
14292 * tree-ssa-threadupdate.c: Include cfgloop.h
14293 (rediscover_loops_after_threading): Define.
14294 (struct local_info): New field, JUMP_THREADED.
14295 (prune_undesirable_thread_requests): New function.
14296 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14297 then record that fact for the callers of redirct_edges.
14298 (thread_block): If BB has incoming backedges, then call
14299 prune_undesirable_thraed_requests. Note when we are
14300 going to have to rediscover loop information. Return a
14301 boolean indicating if any jumps were threaded.
14302 (thread_through_all_blocks): Bubble up boolean indicating
14303 if any jumps were threaded.
14304 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14305 (tree-ssa-threadupdate.o): Similarly.
14307 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14309 * fold-const.c (fold_ternary): Unroll the "for" loop to
14312 2005-03-04 Andrew Haley <aph@redhat.com>
14314 * unwind-dw2-fde-glibc.c (struct
14315 unw_eh_callback_data.check_cache): New field.
14316 (frame_hdr_cache): New.
14317 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14318 Cache frame header info.
14320 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14322 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14323 (print_c_condition): Declare.
14324 * read-rtl.c (ptr_loc): New structure.
14325 (ptr_locs, ptr_loc_obstack, joined_conditions)
14326 (joined_conditions_obstack): New variables.
14327 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14328 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14329 (join_c_conditions, print_c_condition): New functions.
14330 (apply_macro_to_string): Associate the new string with the same
14331 source location as the old one.
14332 (add_condition_to_string): Use join_c_conditions.
14333 (read_string): Use set_rtx_ptr_loc to record a filename and line
14334 number for the string.
14335 (read_rtx): Initialize the new variables above.
14336 * genattrtab.c (write_test_expr, write_attr_value): Use
14338 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14339 comment above the GCC_VERSION check.
14340 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14341 Inline the definition of MAYBE_EVAL.
14342 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14343 * genoutput.c (process_template): Likewise.
14344 * genpreds.c (write_predicate_subfunction): Likewise.
14345 (write_predicate_expr): Use print_c_condition.
14346 * genrecog.c (write_cond): Likewise.
14347 * gensupport.c (process_rtx): Use join_c_conditions to join the
14348 conditions of a define_insn_and_split. Record a source location
14349 for the string after the "&&".
14350 (alter_test_for_insn): Use join_c_conditions.
14352 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14355 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14356 PR tree-optimization/15784
14357 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14360 2005-03-04 Ben Elliston <bje@au.ibm.com>
14362 * gcc.c (option_map): Add --coverage.
14363 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14364 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14365 * config/darwin.h: Pass -lgcov for `coverage'.
14366 * doc/invoke.texi (Debugging Options): Document --coverage.
14368 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14370 * gcse.c (bypass_block): Use find_edge wherever possible.
14372 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14376 * c-opts.c (c_common_parse_file): Call start_source_file
14377 and end_source_file at the approriate times.
14379 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14380 the main file, it will be done for us now.
14382 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14384 * fold-const.c (fold_ternary): New.
14385 (fold): Call fold_ternary on ternary expressions. Remove
14386 handling of ternary expressions.
14388 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14390 PR tree-optimization/15784
14391 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14394 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14396 * config/rs6000/predicates.md (branch_comparison_operator):
14397 Convert from C block to conditional format.
14399 2005-03-03 Jan Hubicka <jh@suse.cz>
14401 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14402 and non-constant public variables.
14404 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14406 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14409 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14412 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14413 calls to release_ssa_name and release_phi_node.
14415 * fold-const.c (fold): Remove handling of unary expressions.
14417 * fold-const.c (fold_unary): Avoid directly using the original
14418 expression t as much as possible.
14420 2005-03-03 Roger Sayle <roger@eyesopen.com>
14421 Andrew Pinski <pinskia@physics.uc.edu>
14423 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14424 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14426 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14428 Describe special registers SRP and MOF as allocatable registers.
14429 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14430 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14431 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14432 TARGET_HAS_MUL_INSNS.
14433 (cris_print_operand) <case 'd'>: New case.
14434 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14435 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14437 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14438 (REG_ALLOC_ORDER): Update for MOF.
14439 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14441 (GENERAL_REGS): No longer a define of ALL_REGS.
14442 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14443 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14444 Adjust accordingly.
14445 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14446 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14447 (SECONDARY_RELOAD_CLASS): Define.
14448 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14449 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14450 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14451 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14452 (REGISTER_MOVE_COST): Define.
14453 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14454 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14455 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14456 (CRIS_MOF_REGNUM): New define_constants.
14457 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14459 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14461 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14462 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14463 Adjust for MOF being properly described as a register.
14464 (indir_to_reg_split): Name this split. Conditionalize on the
14465 destination register being a general register.
14466 (movei): Conditionalize on on operands 0 and 1 having the same
14469 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14472 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14473 -mcpu to override any other explicitly given flags.
14475 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14477 * recog.c (verify_changes, confirm_change_group): New functions,
14478 broken out of apply_change_group.
14479 (apply_change_group): Use them.
14480 * recog.h (verify_change, confirm_change_group): Declare.
14481 * rtl.h (redirect_jump_2): Declare.
14482 * jump.c (redirect_exp, invert_exp): Delete.
14483 (invert_exp_1): Take second parameter. Return value. Changed caller.
14484 (redirect_jump_2): New function, broken out of redirect_jump.
14485 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14486 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14487 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14489 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14491 * varasm.c (named_section): Use xstrdup rather than doing it by
14494 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14496 2005-03-02 Devang Patel <dpatel@apple.com>
14498 Undo PR tree-optimization/18815 fix.
14500 2005-03-02 Devang Patel <dpatel@apple.com>
14502 PR tree-optimization/18815
14503 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14504 loops with zero exit edges.
14506 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14508 * cfg.c (connect_src, connect_dest, disconnect_src,
14509 disconnct_dest): New.
14510 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14511 redirect_edge_pred): Use the new functions.
14513 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14514 free_dominance_info only when needed.
14516 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14519 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14520 (reg_or_sub_cint64_operand): Same.
14522 2005-03-02 Jeff Law <law@redhat.com>
14524 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14525 CFG_ALTERED in the main DOM iteration loop.
14527 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14530 * varasm.c (initializer_constant_valid_p): Allow conversions
14531 between OFFSET_TYPEs. Tidy.
14533 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14535 * config/cris/cris.md ("return"): Remove epilogue delay list
14538 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14540 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14542 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14544 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14546 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14547 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14548 config/m68k/m68k.c, config/mips/mips.h,
14549 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14550 doc/include/gcc-common.texi: Update copyright.
14552 PR middle-end/18029 and PR middle-end/18030
14553 * expr.c (optimize_bitfield_assignment_op): Add a special case
14554 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14556 * fold-const.c (fold_unary): New.
14557 (fold): Call fold_unary on unary expressions.
14559 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14561 * cgraph.h (struct cgraph_edge): Add prev_caller and
14562 prev_callee fields.
14563 (cgraph_node_remove_callees): Export.
14564 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14566 (cgraph_edge_remove_callee): New function.
14567 (cgraph_edge_remove_caller): Likewise.
14568 (cgraph_remove_edge): Use.
14569 (cgraph_redirect_edge_callee): Likewise.
14570 (cgraph_node_remove_callees): New function.
14571 (cgraph_node_remove_callers): Likewise.
14572 (cgraph_remove_node): Use.
14573 * tree-optimize.c (tree_rest_of_compilation): Use
14574 cgraph_node_remove_callees instead of manual loop.
14575 * cgraphunit.c (cgraph_finalize_function): Likewise.
14576 (cgraph_expand_function): Likewise.
14577 (cgraph_remove_unreachable_nodes): Likewise.
14579 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14582 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14584 * c-decl.c (undeclared_variable): Take location as argument.
14585 * c-typeck.c (build_external_ref): Likewise.
14586 * c-parser.c (c_parser_postfix_expression): Pass location of
14587 identifier to build_external_ref.
14589 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14591 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14592 CCEQ mode for branch_positive_comparison_operator test.
14593 * config/rs6000/predicates (branch_comparison_operator): Revert to
14595 (scc_comparison_operator): Same.
14596 (branch_positive_comparison_operator): Same.
14598 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14600 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14601 (cris_delay_slots_for_epilogue): Remove.
14602 (save_last): Move into cris_target_asm_function_epilogue.
14603 (cris_target_asm_function_epilogue): Remove tests for file being
14605 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14606 (cris_delay_slots_for_epilogue): Remove prototypes.
14607 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14608 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14610 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14612 * config/rs6000/predicates.md (branch_comparison_operator): Change
14613 to define_special_predicate.
14614 (scc_comparison_operator): Same.
14615 (branch_positive_comparison_operator): Same.
14617 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14619 * Makefile.in (tree-ssa-sink.o): New.
14620 (OBJS-common): Add tree-ssa-sink.o.
14621 * common.opt: Add -ftree-sink
14622 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14623 * timevar.def (TV_TREE_SINK): new timevar.
14624 * tree-flow.h (is_hidden_global_store): Prototype.
14625 * tree-optimize.c (init_tree_optimization_passes): Add
14627 * tree-pass.h (pass_sink_code): New.
14628 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14629 for non-obvious global store store to is_hidden_global_store, and
14630 call that new function.
14631 * tree-ssa-sink.c: New file.
14632 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14633 * doc/passes.texi: Document forward store motion.
14634 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14635 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14636 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14637 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14639 2005-03-01 Per Bothner <per@bothner.com>
14641 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14642 and we have a non-zero column-number, add it to the message.
14643 Also factor out the diagnostic_kind_text.
14645 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14647 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14648 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14649 flow_loop_scan): Removed.
14650 (flow_loop_dump): Do not dump removed fields.
14651 (flow_loop_free): Do not free removed fields.
14652 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14653 (loop_exit_edge_p): New function.
14654 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14655 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14656 num_exits, exits_doms.
14657 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14658 LOOP_EDGES, LOOP_ALL): Removed.
14659 (flow_loop_scan): Declaration removed.
14660 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14661 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14663 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14664 (if_convert): Call flow_loops_find and flow_loops_free
14665 when calling mark_loop_exit_edges.
14666 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14667 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14668 free_dominance_info calls.
14669 * loop-init.c (flow_loops_find): Ditto.
14670 * passes.c (rest_of_handle_branch_prob): Ditto.
14671 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14672 * loop-unroll.c (analyze_insns_in_loop): Do not use
14674 * predict.c (predict_loops): Do not call flow_loop_scan.
14675 Use get_loop_exit_edges.
14676 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14677 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14678 Do not use EDGE_LOOP_EXIT.
14679 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14680 to bb_with_exit_edge_p.
14681 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14682 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14683 to bb_with_exit_edge_p.
14684 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14686 * tree-loop-linear.c (linear_transform_loops): Do not call
14687 flow_loop_scan. Use loop->single_exit.
14688 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14689 (vect_analyze_loop_form): Do not call flow_loop_scan.
14690 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14692 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14694 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14695 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14696 slpeel_tree_duplicate_loop_to_edge_cfg,
14697 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14698 Use loop_preheader_edge and loop->single_exit. Do not call
14701 2005-03-01 Nick Clifton <nickc@redhat.com>
14703 * config/arm/arm.c (thumb_find_work_register): Check all of the
14704 argument registers to see if they are free, and a couple of
14705 special cases where the last argument register but can be proved
14706 to be available during the function's prologue.
14707 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14708 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14709 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14711 (thumb_compute_save_reg_mask): Likewise. Also use
14712 thumb_find_work_register() to ensure that there is agreement about
14713 which work register is going to be used in the prologue.
14714 (thumb_output_function_prologue): Use unsigned long as the type
14715 for the register bit-mask. Also delay pushing the link register if
14716 other high registers are going to be pushed.
14717 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14718 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14719 redundant prototypes.
14721 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14724 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14725 and after reload in REG+REG indexed addresses without REG_POINTER
14726 set in the base and not set in the index.
14728 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14730 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14731 Don't undefine here.
14732 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14733 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14734 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14735 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14736 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14738 * config.gcc (sh*-*-linux*): Use config/linux.h.
14740 2005-02-28 Dale Johannesen <dalej@apple.com>
14741 Stan Shebs <shebs@apple.com>
14743 Rewrite of 64-bit Darwin structure-by-value pass/return.
14744 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14745 intoffset, use_stack, named.
14746 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14747 (rs6000_darwin64_record_arg_advance_flush): New.
14748 (rs6000_darwin64_record_arg_advance_recurse): New.
14749 (rs6000_darwin64_record_arg_flush): New.
14750 (rs6000_darwin64_record_arg_recurse): New.
14751 (rs6000_darwin64_record_arg): New.
14752 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14753 (function_arg_boundary): Handle 128-bit aligned structs.
14754 (function_arg_advance): Rewrite darwin64 struct handling.
14755 (function_arg): Call rs6000_darwin64_record_arg.
14756 (function_arg_partial_nregs): Handle darwin64 structs.
14757 (rs6000_darwin64_function_value): Remove.
14758 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14760 2005-02-28 Roger Sayle <roger@eyesopen.com>
14762 PR tree-optimization/20216
14763 * tree-chrec.c (tree_fold_factorial): Delete.
14764 (tree_fold_binomial): Change argument list to take a return type
14765 and change the type of K to unsigned int. Rewrite to avoid explicit
14766 evaluation of factorials, and (recursively) calling fold to perform
14767 compile-time arithmetic. Return NULL on (internal) overflow.
14768 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14769 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14770 if any intermediate calculation overflows.
14771 (chrec_apply): Update call to chrec_evaluate.
14773 2005-02-28 James E Wilson <wilson@specifixinc.com>
14775 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14777 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14780 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14781 instead of NULL_TREE on error.
14783 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14785 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14786 (EASY_VECTOR_15_ADD_SELF): Remove.
14787 (num_insns_constant_wide): Not static.
14788 (validate_condition_mode): Not static.
14789 (toc_relative_expr_p): Not static.
14790 (legitimate_indirect_address_p): Not static.
14791 (macho_lo_sum_memory_operand): Not static.
14792 (invalid_e500_subreg): Not static.
14793 (easy_vector_same): Not static.
14794 (easy_vector_splat_const): Not static.
14795 (RS6000_SYMBOL_REF_TLS_P): Remove.
14796 (any_operand): Delete.
14797 (any_parallel_operand): Delete.
14798 (count_register_operand): Delete.
14799 (altivec_register_operand): Delete.
14800 (xer_operand): Delete.
14801 (s8bit_cint_operand): Delete.
14802 (short_cint_operand): Delete.
14803 (u_short_cint_operand): Delete.
14804 (non_short_cint_operand): Delete.
14805 (exact_log2_cint_operand): Delete.
14806 (gpc_reg_operand): Delete.
14807 (cc_reg_operand): Delete.
14808 (cc_reg_not_cr0_operand): Delete.
14809 (reg_or_short_operand): Delete.
14810 (reg_or_neg_short_operand): Delete.
14811 (reg_or_aligned_short_operand): Delete.
14812 (reg_or_u_short_operand): Delete.
14813 (reg_or_cint_operand): Delete.
14814 (reg_or_arith_cint_operand): Delete.
14815 (reg_or_add_cint64_operand): Delete.
14816 (reg_or_sub_cint64_operand): Delete.
14817 (reg_or_logical_cint_operand): Delete.
14818 (got_operand): Delete.
14819 (got_no_const_operand): Delete.
14820 (easy_fp_constant): Delete.
14821 (easy_vector_constant): Delete.
14822 (easy_vector_constant_add_self): Delete.
14823 (zero_constant): Delete.
14824 (zero_fp_constant): Delete.
14825 (volatile_mem_operand): Delete.
14826 (offsettable_mem_operand): Delete.
14827 (mem_or_easy_const_operand): Delete.
14828 (add_operand): Delete.
14829 (non_add_cint_operand): Delete.
14830 (logical_operand): Delete.
14831 (non_logical_cint_operand): Delete.
14832 (mask_operand): Delete.
14833 (mask_operand_wrap): Delete.
14834 (mask64_operand): Delete.
14835 (mask64_2_operand): Delete.
14836 (and64_operand): Delete.
14837 (and64_2_operand): Delete.
14838 (and_operand): Delete.
14839 (reg_or_mem_operand): Delete.
14840 (lwa_operand): Delete.
14841 (symbol_ref_operand): Delete.
14842 (call_operand): Delete.
14843 (current_file_function_operand): Delete.
14844 (input_operand): Delete.
14845 (rs6000_nonimmediate_operand): Delete.
14846 (rs6000_tls_symbol_ref): Delete.
14847 (save_world_operation): Delete.
14848 (restore_world_operation): Delete.
14849 (load_multiple_operation): Delete.
14850 (store_multiple_operation): Delete.
14851 (vrsave_operation): Delete.
14852 (mfcr_operation): Delete.
14853 (mtcrf_operation): Delete.
14854 (lmw_operation): Delete.
14855 (stmw_operation): Delete.
14856 (branch_comparison_operator): Delete.
14857 (branch_positive_comparison_operator): Delete.
14858 (scc_comparison_operator): Delete.
14859 (trap_comparison_operator): Delete.
14860 (boolean_operator): Delete.
14861 (boolean_or_operator): Delete.
14862 (min_max_operator): Delete.
14863 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
14864 (EASY_VECTOR_15): Moved to here.
14865 (EASY_VECTOR_15_ADD_SELF): Move to here.
14866 (PREDICATE_CODES): Delete.
14867 * config/rs6000/rs6000-protos.h: Delete predicate functions.
14868 Declare functions no longer static.
14869 * config/rs6000/predicates.md: New.
14870 * config/rs6000/rs6000.md: Include predicates.md
14872 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
14874 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
14875 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
14877 * cfgrtl.c (need_fake_edge_p): Likewise.
14878 * combine.c (distribute_notes): Likewise.
14879 * emit-rtl.c (try_split): Likewise.
14880 * recog.c (peephole2_opimize): Likewise.
14881 * reg-notes.def (ALWAYS_RETURN): Remove.
14882 * rtl.h (LCT_ALWAYS_RETURN): Remove.
14883 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
14884 * tree.h (ECF_ALWAYS_RETURN): Remove.
14886 2005-02-28 Roger Sayle <roger@eyesopen.com>
14888 PR middle-end/19874
14889 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
14890 between different machine modes is never a "useless" conversion.
14892 2005-02-28 Geert Bosch <bosch@gnat.com>
14895 * doc/contrib.texi: List contributors for Ada front end
14897 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14899 * simplify-rtx.c (simplify_unary_operation_1,
14900 simplify_const_unary_operation): New, extracted from...
14901 (simplify_unary_operation): ... this one.
14902 (simplify_binary_operation_1,
14903 simplify_const_binary_operation): New, extracted from...
14904 (simplify_binary_operation): ... this one.
14905 * rtl.h (simplify_const_unary_operation,
14906 simplify_const_binary_operation): Add prototypes.
14908 2005-02-28 Julian Brown <julian@codesourcery.com>
14910 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
14911 building libjava and caused PR regression/20228.
14913 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14916 * Makefile.in (host_subdir): New.
14917 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
14918 * configure: Regenerate.
14920 2005-02-27 Zack Weinberg <zack@codesourcery.com>
14922 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14923 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14924 installation directory first.
14926 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
14929 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14930 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14931 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14932 * config/cris/cris.md: Tweak comments referring to Q.
14933 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14934 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14935 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14936 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14937 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14938 Insert spaces in constraints to align alternatives vertically for
14940 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14943 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14945 PR rtl-optimization/17728
14946 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14947 operand 0 from general_operand to move_dest_operand.
14949 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14951 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14952 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14953 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14954 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14956 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14958 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14959 * configure: Regenerate.
14960 * libada-mk.in: Remove CC; rename
14961 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14963 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14966 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14967 for the lhs, also walk over the tree. Likewise for rhs.
14969 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14971 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14972 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14973 Do not propagate value of iv before increment over the increment.
14975 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14977 * c-parser.c: New file.
14978 * c-parse.in: Remove.
14979 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14981 (c-parser.o): Add dependencies.
14982 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14983 maintainer-clean, TAGS): Update.
14984 * c-config-lang.in (gtfiles): Update.
14985 * gengtype-lex.l: Don't handle "@@".
14986 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14987 objc_build_synchronized, objc_begin_try_stmt,
14988 objc_begin_catch_clause, objc_finish_catch_clause,
14989 objc_build_finally_clause, objc_finish_try_stmt): New.
14990 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14992 (c_parse_init): Update comment.
14993 * c-decl.c (c_init_decl_processing): Update comment.
14994 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14995 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14996 new c_declspecs members.
14998 2005-02-25 Julian Brown <julian@codesourcery.com>
15000 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15001 from being used for symbols with vague linkage when
15002 HAVE_GAS_COMDAT_GROUP is true.
15004 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15006 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15008 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15011 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15012 (LIBGCC2_HAS_DF_MODE): New.
15013 (LIBGCC2_HAS_XF_MODE): New.
15014 (LIBGCC2_HAS_TF_MODE): New.
15015 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15016 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15017 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15018 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15019 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15020 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15021 and add _fixtfdi, _fixunstfdi, _floatditf
15022 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15023 L_fixunstfdi, L_floatditf.
15024 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15025 (LIBGCC2_HAS_TF_MODE): Define.
15027 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15029 PR tree-optimization/20204
15030 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15031 REWRITE_THIS_STMT markers on PHI nodes.
15032 (rewrite_initialize_block): Likewise.
15034 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15036 * version.c (version_string): Update to 4.1.
15038 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15040 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15041 Clarify that the alternative way doesn't work in GNU C++.
15043 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15045 PR tree-optimization/19937
15046 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15047 to the type of the induction variable.
15049 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15051 PR rtl-optimization/20117
15052 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15053 the block including noncopyable insn.
15055 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15057 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15058 calls to find_reg_note.
15060 2005-02-24 Richard Henderson <rth@redhat.com>
15063 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15066 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15068 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15069 vector types if to use base reg for misaligned non-word ld/std.
15071 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15074 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15075 dwarf2 label manually and put it after, not before the prologue.
15077 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15080 * reload.c (operands_match_p): Only increment register number for
15081 SCALAR_INT_MODE_P modes in multiple hard registers.
15083 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15086 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15088 * ChangeLog.5: Fix log message typo(s).
15089 * ChangeLog.7: Likewise.
15090 * ChangeLog.tree-ssa: Likewise.
15091 * cfgexpand.c: Fix comment typo(s).
15092 * conflict.c: Likewise.
15093 * defaults.h: Likewise.
15094 * dwarf2out.c: Likewise.
15095 * gcse.c: Likewise.
15096 * ggc-page.c: Likewise.
15097 * tree-eh.c: Likewise.
15098 * tree-ssa-dom.c: Likewise.
15100 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15103 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15104 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15105 if SHARED is defined.
15108 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15109 allow splitting only if operands 0 and 3 don't overlap.
15111 2005-02-24 Richard Henderson <rth@redhat.com>
15113 PR middle-end/19953
15114 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15115 (fold_builtin_1): Call them.
15116 * fold-const.c (fold_complex_mult_parts): Split out from ...
15117 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15118 (fold_complex_div_parts, fold_complex_div): New.
15120 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15122 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15124 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15125 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15127 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15128 (print_node): Likewise.
15129 Print TYPE_SIZES_GIMPLIFIED.
15131 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15133 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15134 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15135 operands as commutative in constraints.
15137 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15139 * tree-into-ssa.c: Re-organize internal functions.
15141 2005-02-24 Richard Henderson <rth@redhat.com>
15143 PR middle-end/18902
15144 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15146 * common.opt (fcx-limited-range): New.
15147 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15148 * toplev.c (flag_complex_method): Initialize to 1.
15149 (process_options): Set flag_complex_method to 0 if
15150 flag_cx_limited_range.
15151 * doc/invoke.texi (-fcx-limited-range): New.
15153 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15155 * cse.c (delete_trivially_dead_insns): Speed up by using
15156 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15159 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15161 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15162 functions when -mid-shared-library is being used.
15164 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15166 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15167 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15168 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15169 * system.h: Poison LINK_LIBGCC_SPECIAL.
15171 2005-02-23 James E Wilson <wilson@specifixinc.com>
15173 * gengtype.c (note_insn_name): Make 1 element larger.
15175 2005-02-23 Roger Sayle <roger@eyesopen.com>
15178 PR rtl-optimization/20097
15179 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15180 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15182 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15184 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15185 * t-aix52 (SHLIB_INSTALL): Same.
15187 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15189 * genpreds.c: Update copyright.
15191 2005-02-23 Michael Beach <michaelb@ieee.org>
15194 * config/sparc/t-elf (startup files): Assemble with CPP.
15196 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15198 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15199 (write_predicate_expr): Likewise.
15201 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15203 PR tree-optimization/20100
15204 PR tree-optimization/20115
15205 * tree-optimize.c (init_tree_optimization_passes): Remove
15206 pass_maybe_create_global_var.
15207 * tree-pass.h (pass_maybe_create_global_var): Remove.
15208 * tree-ssa-alias.c (aliases_computed_p): Declare.
15209 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15210 (count_calls_and_maybe_create_global_var): Remove.
15211 (pass_maybe_create_global_var): Remove.
15212 (init_alias_info): Do not declare aliases_computed_p.
15213 (maybe_create_global_var): If the function contains no
15214 call-clobbered variables and a mix of pure/const and regular
15215 function calls, create .GLOBAL_VAR.
15216 Mark all call-clobbered variables for renaming.
15217 (merge_pointed_to_info): Update comment.
15218 (add_pointed_to_var): Likewise.
15219 (is_escape_site): Likewise.
15220 Accept struct alias_info * instead of size_t *.
15222 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15224 * tree-ssa-operands.c (get_call_expr_operands): If
15225 ALIASES_COMPUTED_P is false, do not add call-clobbering
15227 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15228 (delete_tree_ssa): Likewise.
15230 2005-02-22 James E Wilson <wilson@specifixinc.com>
15232 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15233 (do_compile): Do call it here.
15235 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15237 PR rtl-optimization/20017.
15238 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15239 rest_of_handle_cse2, rest_of_handle_gcse): Call
15240 delete_dead_jumptables immediately before calling cleanup_cfg.
15242 2005-02-22 Devang Patel <dpatel@apple.com>
15245 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15248 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15250 * config/rs6000/aix.h (WINT_TYPE): Define.
15252 2005-02-22 Stan Shebs <shebs@apple.com>
15254 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15255 natural alignment for 64-bit Darwin.
15256 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15258 * doc/invoke.texi: Document this.
15260 2005-02-22 DJ Delorie <dj@redhat.com>
15262 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15263 to make_[un]signed_type, not the mode itself.
15265 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15267 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15268 not available. Use tail calls wherever possible.
15269 (make_edge): Call unchecked_make_edge to create an edge.
15271 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15272 (coalesce_ssa_name): Don't check for
15273 SSANORM_USE_COALESCE_LIST.
15274 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15276 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15278 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15279 (rewrite_into_ssa): ... here.
15281 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15283 PR tree-optimization/19786
15284 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15285 tag to another's may-alias bitmap when adding to the other's list.
15287 2005-02-21 DJ Delorie <dj@redhat.com>
15289 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15290 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15291 registers in unsupported ways.
15292 * expmed.c (init_expmed): Likewise.
15294 2005-02-21 Stan Cox <scox@redhat.com>
15296 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15298 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15300 * tree-cfg.c (fold_cond_expr_cond): New.
15301 (make_edges): Call fold_cond_expr_cond.
15302 (find_taken_edge): Accept nothing but INTEGER_CST.
15303 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15305 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15307 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15308 that do not belong to any basic block.
15310 2005-02-21 Jeff Law <law@redhat.com>
15312 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15315 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15317 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15318 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15319 Adjust their definitions.
15320 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15321 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15323 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15324 genautomata.c, langhooks.c, langhooks.h, system.h,
15325 config/arm/lib1funcs.asm: Update copyright.
15327 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15329 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15331 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15334 * doc/install.texi: Document --with-gc.
15336 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15338 * simplify-rtx.c (simplify_unary_operation): Add a missing
15341 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15343 PR tree-optimization/18663
15344 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15345 if the type has variable bounds.
15347 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15349 * gcse.c: Remove an obsolete comment.
15351 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15353 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15355 * doc/extend.texi (Function Attributes) <Attribute const>: The
15356 attribute "pure" is below this text, not above.
15358 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15360 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15361 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15362 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15364 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15367 * langhooks.h (struct lang_hooks): Add to_target_charset.
15368 * langhooks.c (lhd_to_target_charset): New function.
15369 * langhooks-def.h: Declare lhd_to_target_charset.
15370 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15371 (LANG_HOOKS_INITIALIZER): Update.
15372 * c-common.c (c_common_to_target_charset): New function.
15373 * c-common.h: Declare it.
15374 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15375 c_common_to_target_charset.
15377 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15378 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15379 Delete definitions.
15380 * system.h: Poison them.
15381 * doc/tm.texi: Don't discuss them.
15382 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15383 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15384 (pp_c_char): Do not attempt to generate letter escapes for
15386 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15387 * config/mips/mips.c (mips_output_ascii): Likewise.
15389 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15391 PR tree-optimization/19951
15392 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15395 2005-02-19 Steven Bosscher <stevenb@suse.de>
15397 PR middle-end/19698
15398 * function.h (struct function): New field `max_loop_depth'.
15399 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15400 (flow_loops_find): Reset the max loop depth count before finding loops.
15401 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15402 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15403 (calculate_global_regs_live): Make sure the loop will terminate
15404 when the initial sets are not empty.
15406 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15408 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15410 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15412 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15415 * doc/invoke.texi: Remove documentation of %M spec.
15417 (init_spec): Remove %M suffix from -lgcc_s.
15418 (do_spec_1): Remove 'M' case.
15419 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15420 to put shared libraries in the multilib directory. Remove the
15421 shlib_so_soname substitution variable. Don't add a multilib encoding
15422 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15423 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15424 SHLIB_INSTALL as well as SHLIB_LINK.
15425 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15426 (SHLIB_NAME): Delete.
15427 (SHLIB_DIR): New macro.
15428 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15429 (SHLIB_INSTALL): Adjust accordingly.
15430 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15431 * config/t-slibgcc-sld: Likewise.
15432 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15433 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15434 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15436 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15437 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15438 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15439 Use @shlib_base_name@ instead of @shlib_so_name@.
15440 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15441 and @shlib_base_name@.so in @multilib_dir@.
15442 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15443 to the install path.
15444 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15445 (SHLIB_LINK): Remove previous workaround.
15446 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15447 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15448 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15450 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15451 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15452 (SHLIB_INSTALL): Adjust accordingly.
15453 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15454 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15455 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15456 config/t-slibgcc-elf-ver.
15458 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15459 Jakub Jelinek <jakub@redhat.com>
15461 PR tree-optimization/19828
15462 * tree-ssa-loop-im.c: Add a TODO comment.
15463 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15464 without side-effects.
15466 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15468 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15471 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15473 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15474 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15475 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15477 (ia64_reorg): Delete fixup_errata call.
15478 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15479 (TARGET_SWITCHES): Delete -mb-step entry.
15481 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15484 * c-typeck.c (composite_type): Handle quals in transparent unions.
15485 (type_lists_compatible_p): Likewise.
15487 2005-02-18 Stan Shebs <shebs@apple.com>
15489 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15490 expressions in the .literal8 section.
15492 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15494 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15496 2005-02-18 Roger Sayle <roger@eyesopen.com>
15498 * fold-const.c (constant_boolean_node): Always create values of the
15499 specified type, don't bother calling truthvalue_conversion.
15501 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15503 * except.c (output_function_exception_table): Call
15504 assemble_external_libcall (eh_personality_libfunc).
15506 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15509 * config/ia64/ia64.h (struct machine_function): Add state_num.
15510 * config/ia64/ia64.c (process_epilogue,
15511 process_for_unwind_directive): Use new unwind state numbers each
15512 time rather than state 1.
15514 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15517 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15518 before the "*llgt_didi" pattern.
15520 2005-02-18 Jason Merrill <jason@redhat.com>
15522 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15524 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15526 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15527 (div0): Use it in place of ARM_FUNC_ALIAS.
15528 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15530 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15532 PR middle-end/20030
15533 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15534 access, the lower bound of the array type if it exists.
15536 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15539 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15540 cases that are out-of-range for the index type.
15542 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15544 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15545 (estimate_case_costs): Don't call convert.
15546 * expmed.c (expand_shift): Likewise.
15547 (make_tree): Call fold_convert instead of convert.
15549 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15552 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15553 that ref to be marked MEM_READONLY_P doesn't have base that needs
15556 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15558 * genautomata.c (output_get_cpu_unit_code_func,
15559 output_cpu_unit_reservation_p): Don't generate old-style function
15562 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15565 PR tree-optimization/20009
15566 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15568 PR tree-optimization/18947
15569 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15570 inline, remove all nodes that are inlined into the extern inline
15573 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15575 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15576 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15577 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15578 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15581 2005-02-17 Roger Sayle <roger@eyesopen.com>
15583 PR tree-optimization/19917
15584 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15585 to be potentially trapping.
15587 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15589 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15591 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15593 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15594 tem becomes a local variable which is set to the value of the
15595 back end defined INITIAL_FRAME_ADDRESS macro.
15596 (expand_builtin_frame_address): Omit the base parameter to
15597 expand_builtin_return_addr.
15598 (expand_builtin_profile_func): Likewise.
15599 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15600 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15601 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15603 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15605 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15606 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15607 * config/frv/frv.c (frv_function_epilogue): Likewise.
15609 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15611 * lambda-code (perfect_nestify): Remove mark/unmark
15612 for rewriting hack.
15613 * tree-loop-linear.c (linear_transform_loops): Add
15614 rewrite_into_ssa call so that ssa is correct for
15615 rewriting into loop closed.
15617 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15619 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15620 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15622 * bt-load.c (btr_def_live_range, combine_btr_defs,
15623 migrate_btr_def, migrate_btr_defs): Likewise.
15624 * cfgcleanup.c (thread_jump): Likewise.
15625 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15626 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15627 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15628 df_rd_local_compute, df_reg_info_compute): Likewise.
15629 * dominance.c (init_dom_info, free_dom_info): Likewise.
15630 * flow.c (init_propagate_block_info,
15631 free_propagate_block_info): Likewise.
15632 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15633 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15634 modify_reg_pav): Likewise.
15635 * loop-invariant.c (find_defs, find_invariant_insn,
15636 find_invariants, free_inv_motion_data): Likewise.
15637 * predict.c (tree_predict_by_opcode,
15638 estimate_bb_frequencies): Likewise.
15639 * stmt.c (expand_case): Likewise.
15640 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15641 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15642 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15643 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15644 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15645 rewrite_ssa_into_ssa): Likewise.
15646 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15647 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15648 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15649 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15650 * tree-sra.c (tree_sra): Likewise.
15651 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15652 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15653 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15654 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15655 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15656 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15658 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15659 calculate_live_on_entry, calculate_live_on_exit,
15660 build_tree_conflict_graph): Likewise.
15661 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15662 record_important_candidates, set_use_iv_cost, find_depends,
15663 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15664 tree_ssa_iv_optimize_finalize): Likewise.
15665 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15666 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15667 tree_duplicate_loop_to_header_edge): Likewise.
15668 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15669 * tree-ssa.c (verify_flow_insensitive_alias_info,
15670 verify_name_tags, verify_ssa, init_tree_ssa,
15671 delete_tree_ssa): Likewise.
15672 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15673 fini_ssanames): Likewise.
15674 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15676 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15678 * config/rs6000/t-rtems: Completely reworked.
15680 2005-02-17 Ira Rosen <irar@il.ibm.com>
15682 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15684 2005-02-17 Ira Rosen <irar@il.ibm.com>
15686 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15687 POINTER_TYPE_P when checking that type is a pointer.
15688 (vect_get_memtag): Remove.
15689 (vect_address_analysis): Use POINTER_TYPE_P. Call
15690 vect_object_analysis with dummy parameter for memtag.
15691 (vect_object_analysis): Extract memtag (functionality that
15692 used to be in vect_get_memtag and moved here). Fix printings.
15693 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15694 with correct parameters. Remove call to vect_get_memtag.
15696 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15698 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15699 (tree-vectorizer.o): Added missing dependencies.
15701 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15703 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15704 declaration in tree-vectorizer.c, now has an extern declaration in
15705 tree-vectorizer.h).
15706 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15707 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15708 get_vectype_for_scalar_type, vect_is_simple_use,
15709 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15710 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15711 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15712 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15713 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15714 find_loop_location): Likewise.
15716 * tree-vectorizer.c (langhooks.h): #include removed.
15717 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15718 moved to tree-vectorized.h.
15719 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15720 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15721 get_vectype_for_scalar_type, vect_is_simple_use,
15722 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15723 vect_supportable_dr_alignment, new_loop_vec_info,
15724 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15725 vect_set_verbosity_level, find_loop_location): Likewise.
15727 (vect_analyze_loop): Function externalized. Declaration moved to
15728 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15729 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15730 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15731 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15732 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15733 vect_enhance_data_refs_alignment, vect_analyze_operations,
15734 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15735 vect_stmt_relevant_p, vect_get_loop_niters,
15736 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15737 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15738 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15739 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15740 vect_get_memtag): Likewise.
15742 (vectorizable_load): Function externalized. Declaration moved to
15743 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15744 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15745 vect_transform_loop): Likewise.
15746 (vect_transform_stmt): Moved to tree-vect-transform.c.
15747 (vect_align_data_ref, vect_create_destination_var,
15748 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15749 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15750 vect_get_vec_def_for_operand, vect_init_vector,
15751 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15752 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15753 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15754 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15755 vect_do_peeling_for_loop_bound): Likewise.
15757 * tree-vect-analyze.c: New file.
15758 * tree-vect-transform.c: New file.
15760 2005-02-17 Jason Merrill <jason@redhat.com>
15762 PR mudflap/19319, c++/19317
15763 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15766 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15768 * doc/install.texi (Specific): Update link for Darwin-specific
15771 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15773 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15774 constant_boolean_node.
15776 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15779 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15780 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15782 2005-02-16 Richard Henderson <rth@redhat.com>
15785 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15787 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15788 replace uses with Wtype_MAXp1_F.
15789 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15790 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15791 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15792 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15793 and HAVE_TFMODE as appropriate.
15794 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15795 (__floatdisf): Likewise.
15796 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15797 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15798 (Wtype_MAXp1_F): New.
15799 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15800 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15802 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15805 * arm.c (arm_apply_result_size): New function.
15806 * arm.h (APPLY_RESULT_SIZE): Define.
15807 * arm-protos.h (arm_apply_result_size): Add prototype.
15808 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15809 (movxf): New expand.
15810 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15811 (call_value_symbol): Remove predicate for operand 0.
15812 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15813 (untyped_call): Rework to correclty return values for any type.
15814 (untyped_return): New expand.
15815 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15817 2005-02-16 Stan Shebs <shebs@apple.com>
15819 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15820 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15822 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15824 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15825 configure settings on Solaris 7 and later.
15827 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15829 PR tree-optimization/19865
15830 * tree-optimize.c (init_tree_optimization_passes): Run
15831 pass_may_alias after pass_sra.
15833 2005-02-16 Richard Henderson <rth@redhat.com>
15834 Stuart Hastings <stuart@apple.com>
15837 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15838 Do nothing if debug info suppressed for this function.
15839 (dbxout_begin_function): Early exit if debug info suppressed for
15842 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15845 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15847 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15849 PR tree-optimization/19967
15850 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15851 expand_builtin_strchr, expand_builtin_strrchr): Take a new
15852 argument TYPE. Adjust calls to fold_builtin_XXX.
15853 (expand_builtin, fold_builtin_1): Adjust calls to
15854 expand_builtin_XXX.
15855 (fold_builtin_strchr, fold_builtin_strpbrk,
15856 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
15857 result to a requested type TYPE.
15859 2005-02-16 Jakub Jelinek <jakub@redhat.com>
15861 PR middle-end/19857
15862 * fold-const.c (fold): Don't optimize (T)(x & cst) to
15863 (T)x & (T)cst if (T)cst overflows.
15864 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
15865 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
15867 2005-02-15 Jeff Law <law@redhat.com>
15869 * gcse.c (blocks_with_calls): New bitmap.
15870 (alloc_gcse_mem): Allocate it.
15871 (free_gcse_mem): Free it.
15872 (clear_modifY_mem_tables): Clear it.
15873 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
15874 when we encounter CALL_INSNs.
15875 (compute_transp, case MEM): Handle blocks with calls separate
15876 from blocks without calls. Use bitmap iterators rather than
15879 2005-02-15 Peter O'Gorman <peter@pogma.com>
15882 * mklibgcc.in (vis_hide): Use a temporary object file, not
15885 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
15888 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
15889 access optimization.
15891 2005-02-15 David Edelsohn <edelsohn@gnu.org>
15892 Alan Modra <amodra@bigpond.net.au>
15895 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
15896 (_xlqsub): Rename to __gcc_qsub.
15897 (_xlqmul): Rename to __gcc_qmul.
15898 (_xlqdiv): Rename to __gcc_qdiv.
15899 Provide versioned symbol aliases with old names.
15900 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
15901 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
15902 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
15903 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
15904 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
15906 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15908 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
15909 Fold ~(A - 1) and ~(A + -1) to -A.
15911 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15915 * config/host-linux.c (linux_gt_pch_use_address): Copy from
15916 config/pa/pa-host.c:pa_gt_pch_use_address.
15918 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
15920 * tree-vn.c (get_value_handle): Make sure that given an
15921 is_gimple_min_invariant expression, we always return it.
15923 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15925 * passes.c (rest_of_handle_gcse): Fix a comment.
15927 2005-02-15 Jeff Law <law@redhat.com>
15929 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15931 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15932 (canon_list_insert, record_last_mem_set_info): Similarly.
15933 (clear_modify_mem_tables): Similarly.
15935 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15937 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15938 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15939 config/mips/mips.md, config/rs6000/aix.h,
15940 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15942 2005-02-15 Richard Henderson <rth@redhat.com>
15944 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15945 call to be best_edge.
15947 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15949 * basic-block.h: Adjust the prototype for find_basic_blocks.
15950 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15951 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15954 * flow.c (recompute_reg_usage): Remove all arguments.
15955 * passes.c (rest_of_compilation): Adjust the call to
15956 recompute_reg_usage.
15957 * rtl.h: Adjust the prototype for recompute_reg_usage.
15959 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15961 * tree-dump.c (dump_files): Update to reflect new member
15963 (dump_register): Add new argument.
15965 (dump_switch_p_1): Check against glob name if doglob was passed.
15966 (dump_switch_p): Check against regular first, then glob if
15967 we didn't have any hits on the dump name.
15968 * tree-optimize.c (register_one_dump_file):
15969 Pass in glob name as well.
15970 * tree-pass.h (struct dump_file_info): Add glob
15973 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15975 PR preprocessor/16323
15976 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15978 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15981 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15982 (trunctfdf2_internal1): New.
15983 (trunctfdf2_internal2): Renamed from trunctfdf2.
15985 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15987 PR tree-optimization/19853
15988 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15990 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15992 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15993 delete_dead_jumptables and cleanup_cfg.
15995 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15997 * reload.c (find_reloads): Swap address_reloaded flags when
15998 swapping commutative operands.
16000 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16002 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16003 Use standard_iv_increment_position for computing the bsi position
16005 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16008 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16011 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16012 life range of hard registers.
16013 * value-prof.c (insn_prefetch_values_to_profile): Only
16016 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16017 profile in libcalls.
16019 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16021 * bitmap.h (bitmap_and_compl_into): Return bool.
16022 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16024 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16026 PR tree-optimization/19944
16027 * fold-const.c (fold): Re-add ABS_EXPR folding.
16029 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16032 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16033 {TARGET,MASK}_XL_COMPAT.
16034 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16036 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16037 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16039 (rs6000_arg_partial_bytes): Same.
16040 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16041 and XL compatibility enabled.
16042 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16043 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16044 test to final condition.
16045 (cmptf_internal2): New.
16046 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16047 xl-compat. Add TFmode information to description.
16049 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16051 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16053 2005-02-13 Jason Merrill <jason@redhat.com>
16056 * fold-const.c (fold_indirect_ref_1): Split out from...
16057 (build_fold_indirect_ref): Here.
16058 (fold_indirect_ref): New fn.
16059 * tree.h: Declare it.
16060 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16061 (gimplify_modify_expr_rhs): Likewise.
16062 (gimplify_expr): Likewise.
16064 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16066 PR tree-optimization/14303
16067 PR tree-optimization/15784
16068 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16069 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16070 ABS_EXPR<x> != 0 to x != 0.
16072 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16074 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16075 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16076 spelling conventions.
16078 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16079 delete_trivially_dead_insns too many times.
16081 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16084 2005-02-12 Ira Rosen <irar@il.ibm.com>
16086 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16087 (vect_is_simple_iv_evolution): Remove redundant parameter
16089 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16090 without last parameter.
16091 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16092 Return pointer step. Call vect_is_simple_iv_evolution without
16093 last parameter. Check only that the step is multiple of size
16094 type. Remove stmt_vinfo updates.
16095 (vect_get_memtag_and_dr): Remove.
16096 (vect_get_memtag): New function.
16097 (vect_address_analysis): New function.
16098 (vect_object_analysis): New function.
16099 (vect_analyze_data_refs): Call vect_object_analysis and
16100 vect_get_memtag. Update stmt_vinfo fields.
16102 2005-02-12 Ira Rosen <irar@il.ibm.com>
16104 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16105 exist and are objects. Remove checks for pointer.
16106 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16107 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16108 (vect_create_data_ref_ptr): Likewise.
16109 (vect_base_addr_differ_p): New function.
16110 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16111 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16112 Don't set the DR_BASE_NAME field of data-ref.
16113 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16115 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16117 * optabs.h (enum optab_index): Add new OTI_ldexp.
16118 (ldexp_optab): Define corresponding macro.
16119 * optabs.c (init_optabs): Initialize ldexp_optab.
16120 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16122 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16124 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16125 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16127 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16128 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16131 2005-02-12 Ira Rosen <irar@il.ibm.com>
16133 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16135 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16137 (vect_get_base_and_offset): Always return an address.
16138 (vect_create_addr_base_for_vector_ref): Remove treatment for
16139 different data reference types.
16140 (vect_compute_data_ref_alignment): Rename base to base_address in
16141 stmt_vec_info. Get the object in order to force its alignment.
16142 (vect_get_memtag_and_dr): Rename base to base_address in
16143 stmt_vec_info. Extract the object for memtag analysis.
16145 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16147 PR regression/19898.
16148 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16149 changes cc_status, use apply modified_in_p to part of cc_status
16150 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16153 2005-02-11 Richard Henderson <rth@redhat.com>
16155 * tree-complex.c (expand_complex_libcall): New.
16156 (expand_complex_multiplication): Use it for c99 compliance.
16157 (expand_complex_division): Likewise.
16158 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16160 * builtins.c (built_in_names): Remove const.
16161 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16163 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16164 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16165 (built_in_names): Remove const.
16166 * c-common.c (c_common_type_for_mode): Handle complex modes.
16167 * flags.h, toplev.c (flag_complex_method): Rename from
16168 flag_complex_divide_method.
16169 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16170 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16171 * libgcc2.h: Declare them.
16172 * libgcc-std.ver: Export them.
16173 * mklibgcc.in (lib2funcs): Build them.
16175 2005-02-11 Steven Bosscher <stevenb@suse.de>
16177 PR tree-optimization/19876
16178 Partially revert my change from 2005-01-14
16179 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16180 (compute_antic): ...and remove the loop here.
16182 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16184 PR middle-end/19858
16185 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16186 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16188 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16189 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16191 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16193 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16194 offsets for the big-endian 32-bit case.
16196 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16198 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16200 2005-02-11 Dale Johannesen <dalej@apple.com>
16202 * cselib.c (cselib_process_insn): Clear out regs where
16203 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16204 * reload.c (find_equiv_reg): Ditto.
16206 2005-02-11 Ian Lance Taylor <ian@airs.com>
16208 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16211 * tree.c (build_function_type_list): Work correctly if there are
16214 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16216 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16217 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16218 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16219 TARGET_ZARCH instead of TARGET_64BIT.
16221 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16223 * config/rs6000/t-rtems:
16224 (MULTILIB_OPTIONS): Remove mcpu=602.
16225 (MUTLILIB_DIRNAMES): Remove m602.
16226 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16227 Let mcpu=602 match mcpu=603.
16228 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16230 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16232 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16233 signal trampolines.
16235 2005-02-10 David Daney <ddaney@avtrex.com>
16237 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16238 * config/i386/linux-unwind.h: Likewise.
16239 * config/ia64/linux-unwind.h: Likewise.
16240 * config/mips/linux-unwind.h: Likewise.
16241 * config/pa/linux-unwind.h: Likewise.
16242 * config/rs6000/linux-unwind.h: Likewise.
16243 * config/s390/linux-unwind.h: Likewise.
16244 * config/sh/linux-unwind.h: Likewise.
16245 * config/sparc/linux-unwind.h: Likewise.
16247 2005-02-10 Steven Bosscher <stevenb@suse.de>
16249 PR tree-optimization/17549
16250 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16251 TER to replace a DEF with its expression if the DEF and the
16252 rhs of the expression we replace into have the same root
16255 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16257 * config/mips/mips.md: Fix the placement of the match_scratch in the
16260 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16262 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16265 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16267 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16268 (strip_offset): Handle addresses.
16269 (add_address_candidates): Use strip_offset.
16270 (difference_cost): Reflect strip_offset change.
16271 (force_var_cost, difference_cost): Strip nops.
16273 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16275 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16277 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16278 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16279 config/cris/cris-protos.h, config/cris/cris.c: Update
16282 2005-02-10 Jeff Law <law@redhat.com>
16284 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16285 (lookup_avail_expr): Similarly.
16287 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16289 * builtins.c (fold_builtin_powi): New function.
16290 (fold_builtin_1): Call it.
16292 2005-02-10 Steven Bosscher <stevenb@suse.de>
16294 PR documentation/19309
16295 * doc/cpp.texi: The __GNUC__ and related predefined macros
16296 are also defined for the "standalone" cpp.
16297 Some non-GCC compilers may also define __GNUC__.
16299 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16302 * c-typeck.c (common_type): New routine. Old common_type renamed
16304 (c_common_type): ...this.
16305 (build_conditional_expr, build_binary_op): Use c_common_type instead
16308 2005-02-10 Steven Bosscher <stevenb@suse.de>
16310 * doc/md.texi: Replace @samp{length} with @code{length}.
16312 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16314 PR tree-optimization/18687
16315 * tree-flow.h (find_loop_niter): Declare.
16316 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16317 Try using scev even for loops with more than one exit.
16318 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16319 (struct ivopts_data): Added niters field.
16320 (struct nfe_cache_elt): New.
16321 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16323 (tree_ssa_iv_optimize_init): Initialize niters cache.
16324 (determine_number_of_iterations): Removed.
16325 (find_induction_variables): Do not call determine_number_of_iterations.
16326 Access niters for single exit through niter_for_single_dom_exit.
16327 (add_iv_outer_candidates): Access niters for single exit through
16328 niter_for_single_dom_exit.
16329 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16330 number_of_iterations_cond.
16331 (iv_period): New function.
16332 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16333 (may_replace_final_value): Take data argument. Use
16334 niter_for_single_dom_exit.
16335 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16336 (rewrite_use_compare): Pass data to may_eliminate_iv.
16337 (rewrite_use_outer): Pass data to may_replace_final_value.
16338 (free_loop_data): Clean up the niters cache.
16339 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16340 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16341 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16342 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16343 (num_ending_zeros): Moved to tree.c.
16344 * tree.h (num_ending_zeros): Declare.
16345 * tree.c (num_ending_zeros): Moved from tree.c.
16347 2005-02-09 Richard Henderson <rth@redhat.com>
16349 * builtins.c (DEF_BUILTIN): Add COND argument.
16350 * tree.h (DEF_BUILTIN): Likewise.
16351 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16352 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16354 (DEF_BUILTIN_STUB): New.
16355 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16356 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16357 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16358 * c-common.c (DEF_BUILTIN): Add COND argument.
16359 * tree.c (local_define_builtin): New.
16360 (build_common_builtin_nodes): New.
16362 2005-02-09 Roger Sayle <roger@eyesopen.com>
16364 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16365 floating point expression ignoring the sign of the result.
16366 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16367 (fold) <MULT_EXPR>: Use it to simplify x*x.
16368 * tree.h (fold_strip_sign_ops): Prototype here.
16369 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16370 argument. Use fold_strip_sign_ops to simplify the first argument.
16371 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16372 first argument when the second argument is an even integer
16373 constant, but only with -funsafe_math_optimizations.
16374 (fold_builtin_1): Update call to fold_builtin_copysign.
16376 2005-02-09 Ian Lance Taylor <ian@airs.com>
16378 PR middle-end/19583
16379 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16380 just check whether EH_FILTER_FAILURE falls through.
16382 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16384 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16385 insns return to ready list in the next turn.
16387 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16389 PR middle-end/19402
16390 * builtins.def: New __builtin_powi[lf].
16391 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16392 (expand_builtin_powi): New function.
16393 (expand_builtin): Dispatch to expand_builtin_powi.
16394 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16395 * libgcc2.c: Add __builtin_powi[lf] implementation.
16396 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16397 * optabs.h: Add powi_optab.
16398 * optabs.c (init_optabs): Initialize powi_optab.
16399 * doc/extend.texi: Document __builtin_powi[lf].
16401 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16403 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16406 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16408 PR middle-end/19854
16409 * fold-const.c (try_move_mult_to_index): Remove redundant
16410 type argument. Create ADDR_EXPR with correct type.
16411 (fold): Update callers of try_move_mult_to_index. Convert
16412 result to the appropriate type.
16414 2005-02-09 Roger Sayle <roger@eyesopen.com>
16417 * config/avr/avr.c (default_rtx_costs): Delete.
16418 (avr_operand_rtx_cost): New function.
16419 (avr_rtx_costs): Completely rewrite.
16421 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16424 * config/cris/cris.c (in_code): New variable.
16425 (cris_output_addr_const): Now a static function, a wrapper for
16427 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16428 case from old cris_output_addr_const.
16429 (cris_asm_output_label_ref): Similar for LABEL_REF.
16430 (cris_output_addr_const_extra): Similar for UNSPEC.
16431 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16432 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16433 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16435 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16436 (cris_asm_output_label_ref): Declare.
16438 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16440 PR preprocessor/19801
16441 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16442 filenames that changed when libcpp was moved to the toplevel.
16444 2005-02-07 Roger Sayle <roger@eyesopen.com>
16446 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16447 zero extensions of BImode operands. Call lowpart_subreg instead
16448 of gen_lowpart_common and gen_lowpart_SUBREG.
16450 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16453 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16454 * configure.ac: Set cc_for_cross_gnattools.
16455 * configure: Regenerate.
16457 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16460 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16462 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16465 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16466 of nested functions.
16468 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16470 * doc/extend.texi: Document deprecated extensions allowing
16471 static floating-point members to have initializers and allowing
16472 floating-point literals in integral constant expressions.
16474 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16476 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16477 config/darwin7.h, config/mips/mips.c,
16478 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16481 * cse.c: Update comments.
16483 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16485 PR middle-end/19775
16486 * builtins.c (fold_builtin_sqrt): Transform
16487 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16490 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16491 Dorit Naishlos <dorit@il.ibm.com>
16493 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16494 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16495 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16497 * tree.h (vect_set_verbosity_level): New extern function declaration
16499 * tree-vectorizer.h (verbosity_levels): New enum type.
16500 * tree-vectorizer.c (vect_debug_stats): Function removed.
16501 (vect_debug_details): Likewise.
16502 (vect_verbosity_level): Global variable was defined and initialized.
16503 (vect_dump): Global variable definition.
16504 (vect_print_dump_info): New function.
16505 (vect_set_dump_settings): New function.
16506 (vect_set_verbosity_level): New function.
16507 (vectorize_loops): Add call to vect_set_dump_settings.
16509 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16510 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16511 (slpeel_tree_peel_loop_to_edge): Likewise.
16513 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16514 appropriate verbosity level instead of call to vect_debug_details
16515 or vect_debug_stats.
16516 (vect_get_base_and_offset):
16517 (vect_create_addr_base_for_vector_ref):
16518 (get_vectype_for_scalar_type):
16519 (vect_create_data_ref_ptr):
16520 (vect_init_vector):
16521 (vect_get_vec_def_for_operand):
16522 (vect_finish_stmt_generation):
16523 (vectorizable_assignment):
16524 (vectorizable_operation):
16525 (vectorizable_store):
16526 (vectorizable_load):
16527 (vect_transform_stmt):
16528 (vect_update_ivs_after_vectorizer):
16529 (vect_do_peeling_for_loop_bound):
16530 (vect_update_inits_of_drs):
16531 (vect_do_peeling_for_alignment):
16532 (vect_transform_loop):
16533 (vect_is_simple_use):
16534 (vect_analyze_operations):
16535 (vect_is_simple_iv_evolution):
16536 (vect_analyze_scalar_cycles):
16537 (vect_analyze_data_ref_dependence):
16538 (vect_analyze_data_ref_dependences):
16539 (vect_compute_data_ref_alignment):
16540 (vect_enhance_data_refs_alignment):
16541 (vect_analyze_data_refs_alignment):
16542 (vect_analyze_data_ref_access):
16543 (vect_analyze_data_ref_accesses):
16544 (vect_analyze_pointer_ref_access):
16545 (vect_get_memtag_and_dr):
16546 (vect_analyze_data_refs):
16547 (vect_mark_relevant):
16548 (vect_stmt_relevant_p):
16549 (vect_mark_stmts_to_be_vectorized):
16550 (vect_can_advance_ivs_p):
16551 (vect_get_loop_niters):
16552 (vect_analyze_loop_form):
16553 (vect_analyze_loop):
16554 (vectorize_loops): Likewise.
16556 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16557 (vect_update_inits_of_drs):
16558 (vect_do_peeling_for_alignment):
16559 (vect_transform_loop):
16560 (vect_analyze_operations):
16561 (vect_analyze_scalar_cycles):
16562 (vect_analyze_data_ref_dependences):
16563 (vect_analyze_data_refs_alignment):
16564 (vect_analyze_data_ref_accesses):
16565 (vect_analyze_data_refs):
16566 (vect_mark_stmts_to_be_vectorized):
16567 (vect_get_loop_niters):
16568 (vect_analyze_loop_form):
16569 (vect_analyze_loop): Likewise.
16570 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16572 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16576 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16577 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16578 either -ffast-math or -funsafe-math-optimizations is in use.
16580 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16581 * config/mips/irix-csr.c: New file.
16582 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16583 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16584 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16587 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16589 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16590 redundant, incorrect definitions.
16592 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16594 ("*tls_indirect_call"): New, reference hard regs directly.
16595 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16597 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16599 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16600 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16602 2005-02-06 Roger Sayle <roger@eyesopen.com>
16604 PR rtl-optimization/19800
16605 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16606 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16609 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16611 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16613 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16616 * doc/invoke.texi: Correct documentation of -freorder-functions.
16618 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16621 * doc/invoke.texi: Don't mention gccbug.
16623 2005-02-06 Roger Sayle <roger@eyesopen.com>
16624 Andrew Pinski <pinskia@physics.uc.edu>
16625 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16627 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16628 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16629 into just (zero_extract:SI FOO (const_int 1) BAR).
16631 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16633 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16634 macro locally. Don't give last revision date. Use GCC version
16635 number from gcc-common.texi.
16636 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16637 revision date. Use GCC version number from gcc-common.texi.
16638 Describe being a library as current state rather than as 3.x
16640 * doc/gcc.texi: Remove last update date.
16641 * doc/gccint.texi: Likewise. Update copyright dates.
16642 * doc/install.texi: Update copyright dates.
16644 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16647 * doc/invoke.texi: Mention for each option included in -Wall that
16648 it is included in -Wall.
16649 * doc/gcc.texi: Update copyright and last modification date.
16651 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16653 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16654 unnecessary cast to original induction variable increments.
16656 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16658 PR tree-optimization/18219
16659 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16660 in distributed form.
16662 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16664 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16665 Set bitpos and offset later in the function. Do nothing if the
16666 target is a register and if the bitfield lies completely outside
16668 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16669 here. Return an uninitialised register if the source value is stored
16670 in a register and the bitfield lies completely outside that register.
16672 2005-02-06 Steven Bosscher <stevenb@suse.de>
16674 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16677 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16679 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16681 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16683 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16684 * config/darwin8.h: New.
16685 * config/darwin7.h: Update comment.
16687 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16688 Dorit Naishlos <dorit@il.ibm.com>
16690 * tree-vectorizer.h (LOC): New type.
16691 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16692 (loop_line_number): New field in struct _loop_vec_info.
16693 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16695 * tree-vectorizer.c (input.h): Included.
16696 (find_loop_location): New function.
16697 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16698 loop line number removed.
16699 (vect_debug_details): Likewise.
16700 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16702 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16703 call to vect_debug_details/stats changed from loop to loop_loc.
16704 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16705 (slpeel_tree_peel_loop_to_edge): Likewise.
16707 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16708 changed from NULL to UNKNOWN_LOC.
16709 (vect_get_base_and_offset):
16710 (vect_create_addr_base_for_vector_ref):
16711 (get_vectype_for_scalar_type):
16712 (vect_create_data_ref_ptr):
16713 (vect_init_vector):
16714 (vect_get_vec_def_for_operand):
16715 (vect_finish_stmt_generation):
16716 (vectorizable_assignment):
16717 (vectorizable_operation):
16718 (vectorizable_store):
16719 (vectorizable_load):
16720 (vect_transform_stmt):
16721 (vect_update_ivs_after_vectorizer):
16722 (vect_do_peeling_for_loop_bound):
16723 (vect_do_peeling_for_alignment):
16724 (vect_transform_loop):
16725 (vect_is_simple_use):
16726 (vect_analyze_operations):
16727 (vect_is_simple_iv_evolution):
16728 (vect_analyze_scalar_cycles):
16729 (vect_analyze_data_ref_dependences):
16730 (vect_compute_data_ref_alignment):
16731 (vect_enhance_data_refs_alignment):
16732 (vect_analyze_data_ref_access):
16733 (vect_analyze_data_ref_accesses):
16734 (vect_analyze_pointer_ref_access):
16735 (vect_get_memtag_and_dr):
16736 (vect_analyze_data_refs):
16737 (vect_mark_relevant):
16738 (vect_stmt_relevant_p):
16739 (vect_mark_stmts_to_be_vectorized):
16740 (vect_can_advance_ivs_p):
16741 (vect_get_loop_niters):
16742 (vect_analyze_loop):
16743 (vectorize_loops): Likewise.
16745 (vectorizable_load): Argument in call to vect_debug_details/stats
16746 changed from loop to LOOP_LOC (loop_vinfo).
16747 (vect_transform_loop):
16748 (vect_analyze_operations):
16749 (vect_analyze_scalar_cycles):
16750 (vect_analyze_data_ref_dependence):
16751 (vect_enhance_data_refs_alignment):
16752 (vect_analyze_data_ref_accesses):
16753 (vect_analyze_pointer_ref_access):
16754 (vect_analyze_data_refs):
16755 (vect_analyze_loop): Likewise.
16757 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16758 changed from loop to loop_loc.
16760 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16762 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16763 Dorit Naishlos <dorit@il.ibm.com>
16765 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16767 (vect_analyze_data_ref_dependences): Likewise.
16769 (vect_is_simple_use): Argument changed from loop structure to
16770 loop_vect_info structure.
16771 (vect_can_advance_ivs_p): Likewise.
16772 (vect_create_index_for_vector_ref): Likewise.
16773 (vect_update_ivs_after_vectorizer): Likewise.
16774 (new_stmt_vec_info): Likewise.
16776 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16777 changed from loop to loop_vinfo.
16778 (vect_create_data_ref_ptr): First argument in call to
16779 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16780 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16781 was changed from loop to loop_vinfo.
16782 (vectorizable_operation): Likewise.
16783 (vectorizable_store): Likewise.
16784 (vect_mark_stmts_to_be_vectorized): Likewise.
16785 (vect_do_peeling_for_loop_bound): First argument in call to
16786 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16787 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16788 was changed from loop to loop_vinfo.
16789 (vect_analyze_data_ref_dependences): Third argument in call to
16790 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16792 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16793 (vect_create_data_ref_ptr): Likewise.
16794 (vect_init_vector): Likewise.
16795 (vect_get_vec_def_for_operand): Likewise.
16796 (vectorizable_assignment): Likewise.
16797 (vectorizable_operation): Likewise.
16798 (vectorizable_store): Likewise.
16799 (vectorizable_load): Likewise.
16800 (vect_update_ivs_after_vectorizer): Likewise.
16801 (vect_is_simple_use): Likewise.
16802 (vect_analyze_data_ref_dependence): Likewise.
16803 (vect_analyze_pointer_ref_access): Likewise.
16804 (vect_can_advance_ivs_p): Likewise.
16806 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16807 before _stmt_vec_info.
16808 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16809 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16810 (new_stmt_vec_info): Argument changed from loop structure to
16811 loop_vect_info structure
16813 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16814 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16815 (vect_create_addr_base_for_vector_ref): Likewise.
16816 (vect_analyze_pointer_ref_access): Likewise.
16818 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16821 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16822 phi flag if the phi is abnormal.
16824 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16827 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16828 information for the new statement.
16830 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16833 * gcc.c (main): Include the target in -v output.
16835 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16837 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16838 Do not drop the extend if we'd have to add a paradoxical subreg
16839 later. Include optabs.h and insn-codes.h.
16840 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16842 2005-02-02 Roger Sayle <roger@eyesopen.com>
16844 PR middle-end/19405
16845 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16846 * fold-const.c (const_binop): Avoid constant folding floating
16847 point operations in modes that use composite representations.
16848 * simplify-rtx.c (simplify_binary_operation): Likewise.
16850 2005-02-02 Geoffrey Keating <geoffk@apple.com>
16852 * config/rs6000/altivec.md (altivec_dst): Make the first operand
16854 (altivec_dstt): Likewise.
16855 (altivec_dstst): Likewise.
16856 (altivec_dststt): Likewise.
16857 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
16860 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16862 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
16863 EXPR_LOCUS from orig_cond to the new cond_stmt.
16864 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
16867 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16869 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
16870 standard_iv_increment_position. Remove call to bsi_next
16871 (no need to bump the iterator anymore).
16872 (vect_create_index_for_vector_ref): Call
16873 standard_iv_increment_position. Remove second function argument.
16874 (vect_finish_stmt_generation): Remove call to bsi_next
16875 (no need to bump the iterator anymore).
16876 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
16877 to vect_create_index_for_vector_ref.
16879 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16881 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
16882 phis are used out of the loop.
16884 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16887 * c-decl.c (undef_nested_function): New variable.
16888 (pop_scope): Diagnose undefined nested functions.
16889 (finish_function): Don't attempt cgraph processing or genericizing
16890 if current top-level function contained an undefined nested
16891 function. Reset undef_nested_function at the end of a top-level
16894 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
16896 * tree.c (build_int_cst_type): Take sign of the value into account
16897 when deciding whether sign extend the value.
16899 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16902 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
16903 (cpp_options, cc1_options): Change %{std*&ansi} to
16904 %{std*&ansi&trigraphs}.
16906 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16908 * cse.c: Update comments.
16910 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
16912 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
16913 arguments go on the stack. Do not put complex doubles in odd/even
16916 2005-02-02 Steven Bosscher <stevenb@suse.de>
16918 * doc/invoke.texi: Update the options enabled at -O1, -O2,
16919 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
16920 -ftree-pre, and -fthread-jumps.
16922 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
16924 PR tree-optimization/19578
16925 * tree-flow.h (modified_noreturn_calls): Declare.
16926 (noreturn_call_p): Declare.
16927 * tree-flow-inline.h (noreturn_call_p): New function.
16928 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16929 * tree-cfg.c (modified_noreturn_calls): New variable.
16930 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16931 that contain a mid-block noreturn call.
16932 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16934 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16936 * df.c (df_def_record_1, df_uses_record): Don't use
16938 * df.h (DF_FOR_REGALLOC): Remove.
16940 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16943 * c-typeck.c (really_start_incremental_init): Reset
16944 constructor_max_index for arrays of incomplete type.
16946 2005-02-02 Jeff Law <law@redhat.com>
16948 * gcse.c (struct reg_set): Store the block index where the register
16949 was set rather than the setting insn.
16950 (record_one_set, compute_transp): Corresponding changes.
16951 (pre_insert_copy_insn): Do not call replace_one_set.
16952 (replace_one_set): Remove.
16954 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16957 * doc/gcov.texi: Fix typo.
16959 2005-02-01 Richard Henderson <rth@redhat.com
16962 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16963 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16965 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16966 * config/i386/i386-protos.h: Update.
16968 2005-02-01 Steven Bosscher <stevenb@suse.de>
16970 PR tree-optimization/19217
16971 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16972 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16973 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16974 that it is walking a PHI node.
16976 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16978 * doc/extend.texi (Nested Functions): Update.
16980 2005-02-01 Richard Henderson <rth@redhat.com>
16983 * optabs.c (expand_copysign_absneg): Export.
16984 * optabs.h (expand_copysign_absneg): Declare.
16985 * config/rs6000/rs6000.md (copysigntf3): New.
16987 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16989 PR tree-optimization/19633
16990 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16991 * tree-ssa-alias.c (init_alias_info): Initialize.
16992 (merge_pointed_to_info): Set.
16993 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16994 (dump_points_to_info_for): Show value of pt_null.
16995 (struct count_ptr_d): Declare.
16996 (find_ptr_dereference): Remove.
16997 (ptr_is_dereferenced_by): Remove.
16998 (count_ptr_derefs): New local function.
16999 (count_uses_and_derefs): New local function.
17000 (compute_points_to_and_addr_escape): Call it. If the number
17001 of dereferences is greater than zero, mark the pointer as
17002 dereferenced. If there are fewer dereferences than uses of
17003 the pointer, the pointer's value escapes.
17005 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17007 PR tree-optimization/19670
17008 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17010 (verify_use): ... set it here, instead.
17012 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17014 * doc/sourcebuild.texi (Test directives): Fix formatting.
17016 * doc/sourcebuild.texi (Test directives): Describe selector
17019 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17021 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17022 specific 64-bit CPUs.
17024 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17027 * arm.c (arm_eliminable_register): New function.
17028 (adjacent_mem_locations): Don't allow eliminable registers. Use
17029 HOST_WIDE_INT for address offsets.
17030 * arm-protos.h (arm_eliminable_register): Add prototype.
17032 2005-02-01 Steven Bosscher <stevenb@suse.de>
17034 PR optimization/15242
17035 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17036 * basic-block.h (duplicate_computed_gotos): Add prototype.
17037 * bb-reorder.c (duplicate_computed_gotos): New function to
17038 duplicate sufficiently small blocks ending in a computed jump.
17039 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17040 if not optimizing for size.
17041 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17042 never do tail merging for blocks ending in a computed jump.
17043 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17045 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17047 Patch from Richard Sandiford <rsandifo@redhat.com>
17048 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17049 from inheriting a subreg equivalence with a non-spill register.
17051 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17053 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17055 * config/frv/frv.c (movcc_fp_destination_operand): New.
17056 (gpr_or_memory_operand): Fix typo in comment.
17057 (gpr_or_memory_operand_with_scratch): New.
17058 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17059 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17060 movcc_fp_destination_operand.
17061 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17062 Legitimize memory addresses using a scratch register.
17064 2005-01-31 Jeff Law <law@redhat.com>
17066 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17067 bitmap a sparse bitmap instead of a simple bitmap.
17068 (mark_def_sites_initialize_block): Corresponding changes.
17069 (ssa_mark_def_sites_initialize_block): Likewise.
17070 (ssa_mark_phi_uses): Likewise.
17071 (mark_def_site, ssa_mark_def_sites): Likewise.
17072 (mark_def_site_blocks): Likewise.
17073 (rewrite_ssa_into_ssa): Likewise.
17075 * tree-ssa-dom.c (record_cond): Pass correct variable type
17076 for last argument to htab_find_slot_with_hash.
17078 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17079 effects when optimizing 0 % X. Do not try to optimize X % 0.
17081 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17083 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17086 2005-02-01 Eric Christopher <echristo@redhat.com>
17088 * config/mips/mips.c (override_options): Warn if -mint64
17090 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17093 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17095 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17097 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17098 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17099 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17100 (cached_regno): Initialize to INVALID_REGNUM.
17101 (cse_reg_info_table_size,
17102 cse_reg_info_table_first_uninitialized,
17103 cse_reg_info_timestamp): New.
17104 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17106 (init_cse_reg_info, get_cse_reg_info_1): New.
17107 (get_cse_reg_info): Cache the last look-up.
17108 (new_basic_block): Update the code to clear mappings from
17109 registers to cse_reg_info entries.
17110 (cse_main): Call init_cse_reg_info.
17112 * cse.c (get_cse_reg_info): Update a comment.
17114 2005-01-31 Steven Bosscher <stevenb@suse.de>
17117 * c-decl.c (start_decl): Do not warn about arrays of elements with
17118 an incomplete type here.
17119 (grokdeclarator): Do it here by making a pedwarn an error.
17120 * c-typeck.c (push_init_level): If there were previous errors with
17121 the constructor type, do not warn about braces for initializers.
17122 (process_init_element): Likewise for excess initializer elements.
17124 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17126 * cse.c (delete_trivially_dead_insn): Don't iterate.
17128 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17130 * config/rs6000/rs6000.md (copysignsf3): New expand.
17131 (copysigndf3): Likewise.
17133 2005-01-31 Steven Bosscher <stevenb@suse.de>
17135 * recog.c (constrain_operands): Only look for earlyclobber operand
17136 conflicts if an '&' constraint was seen.
17138 2005-01-31 Marc Espie <espie@openbsd.org>
17140 * config.gcc: Don't include embedded systems fragment, switches default
17141 debugging format to ELF.
17142 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17143 longer pick it up there.
17145 2005-01-31 Dale Johannesen <dalej@apple.com>
17147 * doc/extend.texi (nested functions): Fix linkage description.
17148 Clarify that static is not allowed.
17150 2005-01-31 Dale Johannesen <dalej@apple.com>
17152 * config/rs6000/darwin.md (movsf_low_di): Make work.
17153 (movdf_low_di): Make work.
17155 2005-01-31 Dale Johannesen <dalej@apple.com>
17157 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17158 Make work for 64 bit.
17160 2005-01-31 Roger Sayle <roger@eyesopen.com>
17161 Dale Johannesen <dalej@apple.com>
17163 PR middle-end/19650
17164 * fold-const.c (fold_binary_op_with_conditional_arg):
17165 Make types match original operands, before STRIP_NOPS.
17167 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17169 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17170 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17171 (struct gcc_sigcontext): Delete. Merge contents to..
17172 (struct gcc_ucontext): ..here.
17173 (get_sigcontext): Delete.
17174 (get_regs): New function, like get_sigcontext but return regs ptr.
17175 64-bit version finds regs from r1 to support vdso.
17176 (ppc_linux_aux_vector): New function.
17177 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17180 2005-01-31 Ira Rosen <irar@il.ibm.com>
17182 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17184 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17185 redundant fold. Fix misalignment for MINUS_EXPR.
17186 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17187 (vect_analyze_pointer_ref_access): Likewise.
17188 (vect_get_memtag_and_dr): Likewise.
17190 2005-01-31 Richard Henderson <rth@redhat.com>
17192 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17193 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17194 absnegdf2_i387, absnegxf2_i387): Likewise.
17196 2005-01-31 Richard Henderson <rth@redhat.com>
17199 * optabs.c (expand_copysign_absneg): New.
17200 (expand_copysign_bit): Split out from ...
17201 (expand_copysign): ... here. Use expand_copysign_absneg.
17203 2005-01-30 Roger Sayle <roger@eyesopen.com>
17205 PR middle-end/19697
17206 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17207 constant as the second operand and a register as the third.
17209 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17212 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17213 that dllimport'd functions do not use all call-clobbered registers
17214 to pass parameters.
17216 2005-01-30 Richard Henderson <rth@redhat.com>
17219 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17220 expand_abs_nojump and generalize. Use operand_subword and
17221 emit_no_conflict_block. Support large modes.
17222 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17224 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17225 negation to subtraction.
17226 (expand_copysign): Check that the format has signed zeros.
17227 Use operand_subword and emit_no_conflict_block. Support large modes.
17229 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17231 Fix PR tree-optimization/19624
17233 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17234 * tree-ssa-pre.c: Add cfgloop.h.
17236 (pre_stats): New member, constified.
17237 (inserted_exprs): New static variable.
17238 (NECESSARY): New macro.
17239 (create_expression_by_pieces): Fold the expression, and
17240 mark it as defaulting to not necessary. Also put in
17242 (fully_constant_expression): New function.
17243 (insert_into_preds_of_block): Modify to not insert phis when we
17244 are playing with induction variables.
17245 Push phis onto the inserted_exprs vector, and mark them as not
17246 necessary by default.
17247 (insert_aux): Call fully_constant_expression on eprime.
17248 If all edges produce the same value, mark it constant.
17249 (mark_operand_necessary): New function.
17250 (remove_dead_inserted_code): New function.
17251 (init_pre): Init loop optimizer to get loop info.
17252 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17253 (execute_pre): Commit edge inserts, then remove dead code.
17255 2005-01-30 Richard Henderson <rth@redhat.com>
17257 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17258 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17260 2005-01-30 Richard Henderson <rth@redhat.com>
17263 * config/i386/i386.c (ix86_expand_copysign): New.
17264 (ix86_split_copysign_const): New.
17265 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17266 rearrange op1/nmask operands.
17267 * config/i386/i386-protos.h: Update.
17268 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17269 (copysigndf3): Likewise.
17270 (copysignsf3_const, copysigndf3_const): New.
17271 (copysignsf3_var): Rename from copysignsf3, split out splitter
17272 and fix split predicate for X constraint.
17273 (copysigndf3_var): Similarly.
17275 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17277 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17278 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17279 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17281 2005-01-29 Richard Henderson <rth@redhat.com>
17284 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17285 of # and * in constraints.
17287 2005-01-29 Richard Henderson <rth@redhat.com>
17289 PR middle-end/19689
17290 * expr.c (store_field): Don't strip sub-mode cast when the input
17291 data is even smaller.
17293 2005-01-29 Richard Henderson <rth@redhat.com>
17295 PR middle-end/19687
17296 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17299 2005-01-29 Richard Henderson <rth@redhat.com>
17301 * combine.c (make_field_assignment): Fix argument order
17304 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17306 PR tree-optimization/15791
17307 * fold-const.c (extract_array_ref): New function.
17308 (fold): Fold comparisons between &a[i] and &a[j] or
17309 semantically equivalent trees.
17311 2005-01-29 Jeff Law <law@redhat.com>
17313 * gcse.c (insert_expr_in_table): Revamp handling of available
17314 and anticipatable occurrence lists to avoid unnecessary list
17316 (insert_set_in_table): Similarly.
17318 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17320 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17322 (c_build_qualified_type): Build qualified array types with
17323 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17324 * c-decl.c (c_make_fname_decl): Build unqualified array type
17325 before qualified type.
17326 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17327 type is qualified, not just if type itself is. Don't apply
17328 qualifiers to array type when declarator is processed. Apply
17329 qualifiers to field type whether or not it is an array type.
17330 Don't handle array types specially for applying qualifiers to
17332 * c-typeck.c (composite_type): Build unqualified element type and
17333 array type when forming composite of array types.
17334 (common_pointer_type, comptypes, comp_target_types,
17335 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17336 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17338 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17339 (args2) in variables a1 and a2.
17341 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17343 * cse.c (n_elements_made, max_elements_made): Remove.
17344 (insert): Don't touch n_elements_made.
17345 (cse_main): Don't touch n_elements_made or max_elements_made.
17347 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17350 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17351 configuration part of dp-bit.c to be lost.
17353 2005-01-28 Roger Sayle <roger@eyesopen.com>
17355 * expmed.c (expand_mult_highpart_optab): When attempting to use
17356 a non-widening multiplication in a wider mode, the operands need
17357 to be converted (zero or sign extended) to that mode.
17359 2005-01-28 Ian Lance Taylor <ian@airs.com>
17361 PR middle-end/16558
17362 PR middle-end/19583
17363 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17364 through if both operands fall through.
17366 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17368 * cse.c (fold_rtx) <PC>: Don't optimize.
17370 2005-01-28 Jeff Law <law@redhat.com>
17372 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17373 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17375 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17377 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17378 cse_reg_info_used_list_end): Remove.
17379 (cse_reg_info_list, cse_reg_info_list_free): New.
17380 (get_cse_reg_info): When allocating an instance of
17381 cse_reg_info, add it to the beginning of the cse_reg_info_list
17382 list. Remove code to maintain cse_reg_info_used_list.
17383 (new_basic_block): Reset the free list to the beginning of
17386 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17388 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17389 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17390 (frv_expand_mdpackh_builtin): New function.
17391 (frv_expand_builtin): Use it to expand __MDPACKH.
17392 * doc/extend.texi (__MDPACKH): Update documentation.
17394 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17396 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17397 SSE_FLOAT_MODE_P for use_sse computation.
17399 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17402 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17404 2005-01-27 Richard Henderson <rth@redhat.com>
17406 * builtins.c (expand_builtin_copysign): New.
17407 (expand_builtin): Call it.
17408 * genopinit.c (optabs): Add copysign_optab.
17409 * optabs.c (init_optabs): Initialize it.
17410 (expand_copysign): New.
17411 * optabs.h (OTI_copysign, copysign_optab): New.
17412 (expand_copysign): Declare.
17414 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17415 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17417 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17418 (ix86_expand_fp_absneg_operator): ... here.
17419 (ix86_split_copysign): New.
17420 * config/i386/i386-protos.h: Update.
17421 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17422 (copysignsf3, copysigndf3): New.
17424 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17425 (copysignsf3, ncopysignsf3): New.
17426 (copysigndf3, ncopysigndf3): New.
17427 (copysignxf3, ncopysignxf3): New.
17428 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17430 2005-01-27 Arend Bayer <arend.bayer@web.de>
17431 Kazu Hirata <kazu@cs.umass.edu>
17433 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17434 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17435 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17438 2005-01-27 Jeff Law <law@redhat.com>
17440 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17441 definitions of SSA_NAMEs which are not being rewritten.
17442 (rewrite_ssa_into_ssa): Only initialize the current definition
17443 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17444 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17445 SSA_NAMEs before returning.
17447 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17449 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17450 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17451 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17452 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17453 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17455 2005-01-27 Steven Bosscher <stevenb@suse.de>
17457 PR middle-end/17278
17458 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17459 higher to -O2 and higher. Likewise for tree PRE.
17460 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17463 2005-01-27 Ian Lance Taylor <ian@airs.com>
17465 PR middle-end/19583
17466 * gimple-low.c (try_catch_may_fallthru): New static function.
17467 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17468 * tree-inline.c (expand_call_inline): Don't warn about reaching
17469 the end of a non-void function being inlined if the function uses
17472 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17474 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17477 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17478 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17479 (implicitly_declare): Handle error_mark_node.
17481 2005-01-27 Richard Henderson <rth@redhat.com>
17484 * tree.h (struct tree_decl): Add debug_expr_is_from.
17485 (DECL_DEBUG_EXPR_IS_FROM): New.
17486 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17487 * dwarf2out.c (dwarf2out_var_location): Update to match.
17488 * tree-outof-ssa.c (create_temp): Likewise.
17489 * var-tracking.c (track_expr_p): Likewise.
17490 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17491 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17492 * toplev.c (default_tree_printer): Likewise.
17494 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17496 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17497 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17499 2005-01-27 Steven Bosscher <stevenb@suse.de>
17501 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17502 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17503 ASM_CLOBBERS): Add tree checks.
17505 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17506 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17507 * c-common.def (SWITCH_STMT): Update to match.
17508 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17509 macros instead of SWITCH_EXPR ones.
17510 * c-dump.c (c_dump_tree): Likewise.
17511 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17512 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17514 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17516 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17518 * unwind-dw2.c (execute_stack_op): Add missing cases for
17519 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17521 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17523 * config.gcc (Obsolete configurations): Remove 'dummy', add
17524 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17527 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17529 PR tree-optimization/19633
17530 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17532 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17533 are no call-clobbered variables.
17534 * tree-outof-ssa.c (check_replaceable): Return false for calls
17537 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17539 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17540 even for variables with NULL DECL_INITIAL.
17542 2005-01-26 Stuart Hastings <stuart@apple.com>
17544 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17546 2005-01-26 Richard Henderson <rth@redhat.com>
17548 PR middle-end/18008
17549 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17551 * expr.c (store_field): Strip conversions to odd-bit-sized types
17552 if the destination field width matches.
17554 2005-01-26 Richard Henderson <rth@redhat.com>
17556 * c-decl.c, expmed.c, expr.c: Revert last change.
17558 2005-01-26 Richard Henderson <rth@redhat.com>
17560 PR middle-end/18008
17561 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17563 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17564 if we don't need the bits above those present in the current mode.
17565 * expr.c (store_field): Strip conversions to odd-bit-sized types
17566 if the destination field width matches.
17568 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17570 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17571 either -ffast-math or -funsafe-math-optimizations is in use.
17573 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17577 * config/avr/avr.c (notice_update_cc): Only set condition code for
17578 ashrqi3 if shift count > 0.
17579 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17580 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17581 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17582 count <= 0 as a no-op, and shift count >= width by copying zero
17583 or sign bit to all bits of the result.
17584 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17585 count, with attribute "length" set to 0 and "cc" set to "none".
17587 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17589 * doc/invoke.texi: Document -mTLS.
17591 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17592 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17593 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17594 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17595 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17596 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17597 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17598 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17600 * configure.ac: Check for a TLS capable gas.
17602 * configure: Regenerate.
17604 2005-01-26 Richard Henderson <rth@redhat.com>
17606 PR middle-end/18008
17607 * combine.c (make_field_assignment): Simplify store to zero_extract
17608 from a source with an overlapping mask.
17610 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17612 2004-11-11 Eric Christopher <echristo@redhat.com>
17614 * config/frv/frv.md: Add fr400_integer automaton. Don't
17615 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17618 2005-01-26 Steven Bosscher <stevenb@suse.de>
17620 PR middle-end/16585
17621 * cfgbuild.c (make_edges): Do not clear or set
17622 current_function_has_computed_jump.
17623 * function.h (struct function): Remove the has_computed_jump field.
17624 (current_function_has_computed_jump): Do not define.
17625 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17626 in a computed jump. Ignore current_function_has_computed_jump.
17628 2005-01-26 Richard Henderson <rth@redhat.com>
17630 PR middle-end/19515
17631 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17632 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17634 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17635 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17636 objects into static storage if they have more than one non-zero value.
17637 * tree.h (categorize_ctor_elements): Update decl.
17639 2005-01-26 Steven Bosscher <stevenb@suse.de>
17641 PR middle-end/19616
17642 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17643 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17644 to this function from 2004-07-10.
17645 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17646 the current function for tail call optimizations if the address
17647 of one of it its arguments is taken.
17649 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17651 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17653 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17655 * function.c (expand_function_end): If current_function_calls_alloca,
17656 emit stack restore in a place that is reached when the function falls
17657 through at the end.
17659 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17661 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17662 rule to avoid matching inappropriate suffix rule.
17664 2005-01-26 Jan Hubicka <jh@suse.cz>
17666 PR tree-optimization/19241
17667 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17669 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17671 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17672 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17674 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17675 <sim*>: Always use crt1.o, regardless of N in simN.
17676 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17677 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17678 (CRT_CALL_STATIC_FUNCTION): Remove.
17679 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17680 use crt1.o, regardless of N in simN.
17681 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17682 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17683 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17684 case isystem setting.
17685 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17687 2005-01-25 Ian Lance Taylor <ian@airs.com>
17689 * gimple-low.c (block_may_fallthru): Correct handling of
17690 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17692 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17694 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17695 handlers to match indentation; nested under the mtune=* handler.
17696 Similar for mcpu= and march=.
17698 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17700 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17701 * config/mips/linux64.h (LIB_SPEC): Likewise.
17702 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17703 * config/sh/linux.h (LIB_SPEC): Likewise.
17705 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17707 * config/frv/frv.c (frv_legitimize_tls_address): New.
17708 (TARGET_HAVE_TLS): Define.
17709 (FRV_SYMBOL_REF_TLS_P): Define.
17710 (frv_override_options): Handle new register classes.
17711 (frv_legitimate_address_p): Reject tls addresses.
17712 (frv_legitimize_address): Handle TLS addresses.
17713 (gen_inlined_tls_plt): New.
17714 (gen_tlsmoff): New.
17715 (frv_legitimize_tls_address): New.
17716 (unspec_got_name): Add TLS entries.
17717 (got12_operand): Add R_FRV_TLSMOFF12 case.
17718 (frv_emit_move): Fixup TLS addresses.
17719 (frv_emit_movsi): Legitimize TLS addresses.
17721 * config/frv/frv.h (MASK_BIG_TLS): New.
17722 (TARGET_BIG_TLS): New.
17723 (HAVE_AS_TLS): Define.
17724 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17725 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17726 (REG_CLASS_NAMES): Same.
17727 (REG_CLASS_CONTENTS): Same.
17728 (CONSTRAINT_LEN): New.
17729 (REG_CLASS_FROM_CONSTRAINT): New.
17730 (PREDICATE_CODES): Add symbolic_operand.
17732 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17733 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17734 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17735 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17736 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17737 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17738 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17739 GR9_REG, GR14_REG, LRREG.
17740 (type): Add load_or_call attribute.
17741 ("load_or_call"): New reservation.
17742 ("call_gettlsoff"): New.
17743 ("tls_indirect_call"): New.
17744 ("tls_load_gottlsoff12"): New.
17745 ("tlsoff_hilo"): New.
17746 ("tls_tlsdesc_ldd"): New.
17747 ("tls_tlsoff_ld"): New.
17750 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17752 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17754 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17755 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17756 * config/frv/frv.c (TLS_BIAS): Define.
17757 (frv_output_dwarf_dtprel): New.
17759 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17761 PR rtl-optimization/19579
17762 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17763 both A and B, see if they don't clobber registers the other expr uses.
17765 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17767 * real.c (do_add): Initialize signalling and canonical members.
17769 * real.c (real_from_integer): Zero out destination.
17771 2005-01-18 Jan Hubicka <jh@suse.cz>
17773 PR tree-optimize/19337
17774 * tree-inline.c (initialize_inlined_parameters): Copy
17775 saved_static_chain_decl only.
17777 2005-01-25 Richard Henderson <rth@redhat.com>
17781 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17782 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17783 80387 enabled, to return a proper subclass. Return the subset that
17784 overlaps with GENERAL_REGS for PLUS.
17785 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17787 2005-01-25 Richard Henderson <rth@redhat.com>
17789 PR middle-end/19609
17790 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17792 2005-01-25 Roger Sayle <roger@eyesopen.com>
17794 * expmed.c (choose_multiplier): Change interface to return the
17795 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17796 (expand_divmod): Update calls to choose_multiplier.
17798 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17800 PR middle-end/19330
17801 * expmed.c (extract_bit_field): Use adjust_address instead of
17802 gen_lowpart when op0 is a MEM.
17804 2005-01-24 Steven Bosscher <stevenb@suse.de>
17806 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17808 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17810 * config/mips/irix-csr.c: New file.
17811 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17812 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17813 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17816 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17819 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17820 sparc/elf.h, add sparc/sp-elf.h.
17821 (sparc-*-rtems*): Likewise.
17822 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17823 tm-dwarf2.h, add sparc/sp-elf.h.
17824 (sparc86x-*-elf): Likewise.
17825 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17826 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17827 TARGET_OS_CPP_BUILTINS.
17828 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17829 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17831 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17832 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17833 (SWITCH_TAKES_ARG): Likewise.
17834 (LOCAL_LABEL_PREFIX): Likewise.
17835 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17836 (TARGET_N_FORMAT_TYPES): Delete.
17837 (TARGET_FORMAT_TYPES): Likewise.
17838 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17839 * config/sparc/elf.h: Delete.
17840 * config/sparc/sp-elf.h: New file.
17842 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17844 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17845 * tree-flow.h: Remove the corresponding prototype.
17846 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17847 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17849 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17852 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17853 for AIX ABI or ELF -fPIC.
17854 (rs6000_emit_load_toc_table): Don't create toc_section here.
17855 (rs6000_xcoff_file_start): Nor here.
17857 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
17859 * sh.c (ra.h): Don't #include.
17860 (hard_regs_intersect_p): New function, resurrected from ra.c.
17862 * sh.c: Fix 1996 Copyright.
17864 2005-01-24 Richard Henderson <rth@redhat.com>
17865 Aldy Hernandez <aldyh@redhat.com>
17867 * regrename.c (note_sets): Handle subregs.
17869 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
17872 * genconditions.c (write_header, write_conditions): Elide file if
17875 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17877 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
17878 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
17881 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17883 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
17884 expand_builtin_printf, expand_builtin_fprintf,
17885 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
17886 checking against POINTER_TYPE.
17887 (validate_arglist): Handle POINTER_TYPE code by checking
17890 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
17892 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
17893 init_rtlanal): New.
17894 (for_each_rtx): Call for_each_rtx_1.
17895 * rtl.h (init_rtlanal): Declare.
17896 * toplev.c (backend_init): Call init_rtlanal.
17898 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17900 * flow.c (propagate_one_insn): Formatting.
17902 PR middle-end/19551
17903 * flow.c (libcall_dead_p): Be more conservative if unsure.
17904 If there are any instructions between insn and call, see if they are
17905 all dead before saying the libcall is dead.
17907 2005-01-24 Uros Bizjak <uros@kss-loka.si>
17909 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
17910 operand constraint for operand 0.
17912 2005-01-23 Richard Henderson <rth@redhat.com>
17915 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17916 edges leading to join block.
17918 2005-01-23 Roger Sayle <roger@eyesopen.com>
17920 * expmed.c (expand_mult_highpart): Make static. Change type of
17921 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17922 (expand_divmod): Updates calls to expand_mult_highpart by using
17923 gen_int_mode to pass a CONST_INT rtx.
17924 * rtl.h (expand_mult_highpart): Remove prototype.
17926 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17928 * flow.c (regset_bytes, regset_size): Remove.
17930 * cfganal.c: Fix a reference to Harvey's paper.
17932 2005-01-23 Steven Bosscher <stevenb@suse.de>
17934 PR rtl-optimization/19464
17935 * tree-optimize.c (init_tree_optimization_passes): Add one more
17936 copyrename pass just before out-of-ssa.
17938 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17941 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17942 * ggc-none.c (ggc_free): Define.
17944 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17946 * cse.c (max_reg, max_insn_uid): Remove.
17947 (cse_main): Don't access max_reg or max_insn_uid.
17949 * c-common.c (explicit_flag_signed_bitfields,
17950 lang_statement_code_p, lang_expand_function_end): Remove.
17951 * c-common.h: Remove the corresponding declarations.
17952 * c-opts.c (c_common_handle_option): Remove all write access
17953 to explicit_flag_signed_bitfields.
17955 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17956 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17957 * cgraph.h: Remove the corresponding declaration.
17959 * gcse.c (null_pointer_info): Remove.
17961 2005-01-23 Roger Sayle <roger@eyesopen.com>
17962 Eric Botcazou <ebotcazou@libertysurf.fr>
17964 * combine.c (simplify_logical): Only simplify logical expressions
17965 of the form ior(and(x,y),z) by the inverse distributive law if the
17966 result is cheaper than the original.
17968 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17970 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17971 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17972 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17973 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17974 config/freebsd-spec.h, config/arm/arm.h,
17975 config/h8300/h8300.md, config/i386/i386.md,
17976 config/i386/predicates.md, config/i386/sse.md,
17977 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17978 config/vax/vax.md: Fix comment typos. Follow spelling
17981 2005-01-23 Steven Bosscher <stevenb@suse.de>
17983 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17984 tests, instead of `less than'.
17986 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17988 * function.c (assign_parm_setup_block): When creating a new stack slot
17989 for a parameter, get its alignment from the parameter's DECL_ALIGN
17990 rather than the type's TYPE_ALIGN. Make sure that the parameter
17991 is at least word aligned.
17993 2005-01-22 Roger Sayle <roger@eyesopen.com>
17995 PR middle-end/19378
17996 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17998 2005-01-22 Richard Henderson <rth@redhat.com>
18001 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18002 in both compare operands.
18003 (movdfcc_1_sse_max): Likewise.
18004 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18005 (movdfcc_1_sse): Likewise.
18006 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18007 scratch register as needed.
18009 2005-01-22 Richard Henderson <rth@redhat.com>
18011 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18013 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18015 2005-01-22 Richard Henderson <rth@redhat.com>
18017 * genopinit.c (optabs): Use smin/smax for floating point too.
18018 * doc/md.texi: Update to match. Clarify that floating point
18019 results are undefined for +0/-0 and NaN.
18020 * doc/rtl.texi: Likewise.
18021 * rtl.def (SMIN, SMAX): Likewise
18022 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18024 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18025 leading 's' to the name.
18026 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18027 smaxxf3, sminxf3): Likewise.
18028 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18031 2005-01-22 Paul Brook <paul@codesourcery.com>
18033 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18035 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18037 * config/s390/s390.c (struct processor_costs): New fields
18038 dlgr, dlr, dr, dsgfr, dsgr.
18039 (z900_cost, z990_cost): Values for new fields.
18040 (s390_rtx_costs): New cases MEM und COMPARE in switch
18041 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18042 DIV, MOD, UDIV, UMOD.
18044 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18046 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18047 into the register being decremented.
18048 ("doloop_si31", "doloop_di"): Likewise.
18049 ("*doloop_si_long"): Adapt pattern.
18051 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18053 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18055 (CLASS_MAX_NREGS): Likewise.
18057 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18059 * doc/tree-ssa.texi (Statement Operands): Add example for new
18060 must-def macro. Note deprecation of old operands interface.
18062 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18064 PR tree-optimization/19484
18065 * tree-cfg.c (remove_fallthru_edge): New function.
18066 (cleanup_control_flow): Remove fallthru edges from calls that are
18067 now known not to return.
18069 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18071 Fix PR tree-optimization/19038
18072 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18073 copies with loop variant ones.
18075 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18077 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18078 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18079 config/alpha/alpha.md, config/alpha/predicates.md,
18080 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18081 config/sparc/sol2.h: Update copyright.
18083 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18084 first label to see if it is a nonlocal label.
18086 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18087 Andrew Pinski <pinskia@physics.uc.edu>
18090 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18091 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18093 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18095 * config/rs6000/rtems.h: Update copyright.
18097 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18100 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18101 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18102 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18104 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18107 * c-typeck.c (convert_arguments): Check for error_mark_node.
18109 2005-01-21 Ian Lance Taylor <ian@airs.com>
18111 PR tree-optimization/13000
18112 * tree-inline.c: Include "tree-flow.h".
18113 (expand_call_inline): If warn_return_type, warn if non-void inline
18114 function falls through.
18115 * tree-cfg.c (execute_warn_function_return): Don't warn about
18116 control reaching end if TREE_NO_WARNING is set. Set
18118 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18120 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18121 branch if we don't need one.
18122 * c-typeck.c: Include "tree-flow.h"
18123 (c_finish_bc_stmt): Don't add a goto if the current statement
18124 list doesn't fall through to the current point.
18126 2005-01-21 Roger Sayle <roger@eyesopen.com>
18128 PR rtl-optimization/576
18129 * real.c (real_arithmetic): Change return type from void to bool
18130 to return an indication that the result may be inexact.
18131 * real.h (real_arithmeric): Update prototype.
18132 * fold-const.c (const_binop): Don't constant fold floating
18133 point expressions when the user specifies -frounding-math and
18134 the result may depend upon the run-time rounding mode.
18135 (fold_convert_const_real_from_real): Clean-up.
18136 (fold_initializer): Ignore flag_rounding_math for initializers.
18137 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18138 constant fold FP operations with flag_rounding_math if the
18139 result may depend upon the run-time rounding mode.
18141 2005-01-21 Tom Tromey <tromey@redhat.com>
18143 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18145 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18147 * tree-cfg.c: Fix comment typos.
18149 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18151 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18152 around the call to rest_of_handle_branch_target_load_optimize.
18154 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18156 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18157 (sparc64-*-openbsd*): Likewise.
18158 (sparclite-*-elf*): Include tm-dwarf2.h.
18159 (sparc86x-*-elf*): Likewise.
18160 (sparc64-*-elf*): Likewise.
18161 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18162 (DBX_DEBUGGING_INFO): Likewise.
18163 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18164 (PREFERRED_DEBUGGING_TYPE): Likewise.
18165 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18166 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18167 (PREFERRED_DEBUGGING_TYPE): Likewise.
18168 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18169 (PREFERRED_DEBUGGING_TYPE): Likewise.
18170 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18172 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18175 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18177 2005-01-20 Paul Brook <paul@codesourcery.com>
18179 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18181 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18183 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18184 label is first in a sequence of labels.
18186 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18188 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18189 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18191 * doc/sourcebuild.texi (Test Directives): New.
18193 2005-01-20 Roger Sayle <roger@eyesopen.com>
18195 * real.c (real_floor): Don't leave the result uninitialized when
18196 mode is VOIDMode, but return the unrounded intermediate value.
18197 (real_ceil): Likewise.
18199 2005-01-20 Paul Brook <paul@codesourcery.com>
18201 * config/arm/arm.md (insv): Use gen_int_mode.
18203 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18205 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18206 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18207 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18208 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18209 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18211 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18214 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18215 fbreg, so we have to assume we can't.
18216 (loc_descriptor_from_tree_1): Ditto.
18217 (containing_function_has_frame_base): New function.
18218 (add_location_or_const_value_attribute): Use it.
18219 Also try to generate a frame_base from a single element location
18222 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18224 PR tree-optimization/15349
18225 * timevar.def (TV_TREE_MERGE_PHI): New.
18226 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18228 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18229 calls to tree_forwarder_block_p.
18230 (remove_forwarder_block_with_phi, merge_phi_nodes,
18231 gate_merge_phi, pass_merge_phi): New.
18232 * tree-optimize.c (init_tree_optimization_passes): Add
18234 * tree-pass.h: Add an extern for pass_merge_phi;
18236 2005-01-20 Richard Henderson <rth@redhat.com>
18239 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18240 (_mm_castps_pd, _mm_castps_si128): New.
18241 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18243 2005-01-20 Richard Henderson <rth@redhat.com>
18246 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18247 __builtin_ia32_vec_init_v2si.
18248 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18249 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18250 (ix86_init_mmx_sse_builtins): Create it.
18251 (ix86_expand_builtin): Expand it.
18252 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18253 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18254 (vec_extractv2si_0, vec_extractv2si_1): New.
18256 2005-01-20 Richard Henderson <rth@redhat.com>
18259 * config/i386/i386.c (ix86_expand_push): New.
18260 * config/i386/mmx.md (push<MMXMODE>1): New.
18261 * config/i386/sse.md (push<SSEMODE>1): New.
18262 * config/i386/i386-protos.h: Update.
18264 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18266 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18269 2005-01-20 Richard Henderson <rth@redhat.com>
18271 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18272 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18274 2005-01-19 Richard Henderson <rth@redhat.com>
18277 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18278 to V4SFmode in SSE1 fallback load path.
18280 2005-01-19 Richard Henderson <rth@redhat.com>
18282 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18283 in QImode expansion to ix86_expand_vector_set.
18284 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18286 2005-01-19 Richard Henderson <rth@redhat.com>
18289 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18290 subclass of the input class.
18291 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18292 Always true for cross-SSE1 classes. Rationalize conditionals.
18293 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18294 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18295 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18296 (movdi_2): Add MMX/SSE zeros.
18297 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18298 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18299 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18300 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18301 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18302 (zero_extendsidi2_rex64_1): Remove.
18303 (MOV0 peephole): Check GENERAL_REG_P.
18305 2005-01-19 Richard Henderson <rth@redhat.com>
18308 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18310 (ix86_expand_vector_extract): Likewise.
18312 2005-01-19 Richard Henderson <rth@redhat.com>
18314 PR middle-end/19304
18315 * expr.c (emit_move_change_mode): New argument force; use
18316 simplify_gen_subreg if true.
18317 (emit_move_via_alt_mode): Merge into ...
18318 (emit_move_via_integer): ... here.
18319 (emit_move_ccmode): Use emit_move_change_mode directly.
18321 2005-01-19 Richard Henderson <rth@redhat.com>
18324 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18325 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18326 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18328 (alpha_emit_set_const): Likewise. Make static.
18329 (alpha_emit_set_long_const): Make static.
18330 (alpha_extract_integer): Split out from alpha_expand_mov.
18331 (alpha_split_const_mov): Likewise.
18332 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18333 (alpha_legitimate_constant_p): New.
18334 * config/alpha/alpha-protos.h: Update.
18335 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18336 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18337 * config/alpha/alpha.md (movsi): Add n alternative.
18338 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18339 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18340 (splitters for all of the above): Use alpha_split_const_mov.
18341 * config/alpha/predicates.md (non_add_const_operand): New.
18342 (non_zero_const_operand): New.
18343 (input_operand): Use alpha_legitimate_constant_p after reload.
18345 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18347 PR tree-optimization/19038
18348 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18349 (add_candidate): Add ivs with increment in latch only if
18350 allow_ip_end_pos_p is true.
18351 (determine_iv_cost): Use empty_block_p.
18353 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18355 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18356 (compute_dominance_frontiers): Ditto.
18358 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18361 * config/sh/t-rtems: New.
18362 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18364 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18366 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18367 the offset of the selected field.
18369 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18371 * tree-cfg.c (remove_forwarder_block): Fix the check to
18372 prevent a nonlocal label from appearing in the middle of a
18375 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18377 PR rtl-optimization/19462
18378 * reorg.c (find_end_label): Create return insn only if
18379 current_function_epilogue_delay_list is empty.
18381 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18383 * doc/passes.texi: Remove paragraph mentioning new-ra.
18385 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18387 PR rtl-optimization/15139
18388 * combine.c: Include params.h.
18389 (count_rtxs): New function.
18390 (record_value_for_reg): If replace_rtx would replace at least
18391 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18392 (clobber (const_int 0)) instead of TEM.
18393 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18394 * params.h (MAX_LAST_VALUE_RTL): New.
18395 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18396 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18399 * c-typeck.c (digest_init): Only call build_vector if all constructor
18400 elements are *_CST nodes.
18401 * gimplify.c (gimplify_init_constructor): Likewise.
18403 PR middle-end/19164
18404 * c-typeck.c (digest_init): Only call build_vector if inside_init
18407 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18409 * toplev.c (init_asm_output): Remove dead #ifdef.
18411 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18413 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18415 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18417 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18418 accessing DECL_FUNCTION_CODE.
18419 * dojump.c (do_jump): Likewise.
18420 * gimplify.c (gimplify_call_expr): Likewise.
18421 * predict.c (expr_expected_value): Likewise.
18422 (strip_builtin_expect): Likewise.
18423 * tree-inline.c (estimate_num_insns_1): Likewise.
18424 * tree-ssa-loop-im.c (stmt_cost): Likewise
18425 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18426 (tree_expr_nonnegative_p): Likewise.
18428 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18430 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18431 variant of the load_pcrel_sym pattern.
18432 * config/sparc/sparc.md (P macro): Move to the top.
18433 (load_pcrel_sym): Macroize using P.
18434 (save_register_window): Likewise.
18436 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18438 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18439 ("sordered"): Same.
18441 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18444 * c-typeck.c (build_asm_expr): Strip nops off
18445 input memory operands.
18447 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18449 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18450 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18451 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18452 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18454 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18457 * config/i386/i386.c (override_options): If the 80387 is disabled,
18458 then do not return FP values using FP registers.
18460 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18462 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18463 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18464 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18465 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18466 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18467 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18468 output.h, postreload-gcse.c, postreload.c, recog.c,
18469 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18470 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18471 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18472 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18473 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18474 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18475 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18476 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18478 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18479 config/alpha/alpha.c, config/arm/vfp.md,
18480 config/i386/emmintrin.h, config/i386/i386-modes.def,
18481 config/i386/i386-protos.h, config/i386/i386.h,
18482 config/i386/pmmintrin.h, config/i386/ppro.md,
18483 config/i386/predicates.md, config/i386/xmmintrin.h,
18484 config/i860/i860.c, config/ia64/ia64-modes.def,
18485 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18486 config/ia64/ia64.md, config/ia64/itanium1.md,
18487 config/ia64/itanium2.md, config/ia64/predicates.md,
18488 config/iq2000/iq2000.h, config/mips/linux64.h,
18489 config/rs6000/aix41.h, config/rs6000/aix43.h,
18490 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18491 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18492 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18493 config/sparc/linux64.h, config/sparc/litecoff.h,
18494 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18495 config/sparc/sparc.h, config/sparc/sparc.md,
18496 config/sparc/sysv4-only.h: Update copyright.
18498 2005-01-18 Richard Henderson <rth@redhat.com>
18501 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18503 2005-01-18 Marc Espie <espie@openbsd.org>
18504 * config/i386/openbsdelf.h: Typo.
18506 2005-01-18 Richard Henderson <rth@redhat.com>
18508 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18509 special case for sse.
18510 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18512 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18514 * tree-inline.c (estimate_num_insns_1): Added cases for
18515 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18517 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18519 PR rtl-optimization/19296
18520 * combine.c (simplify_comparison): Rewrite the condition under
18521 which a non-paradoxical SUBREG of a PLUS can be lifted when
18522 compared against a constant.
18524 2005-01-18 Andi Kleen <ak@muc.de>
18526 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18527 * c.opt (-Wpointer-sign): Add.
18528 * doc/invoke.texi: (-Wpointer-sign): Add.
18530 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18532 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18533 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18534 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18535 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18536 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18537 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18538 for TARGET_MIX_SSE_I387.
18539 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18540 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18541 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18542 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18543 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18544 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18545 TARGET_MIX_SSE_I387.
18546 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18549 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18552 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18553 Add movaps alternative for xmm reg->reg move.
18555 2005-01-17 Jeff Law <law@redhat.com>
18557 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18558 at the end of the main DOM loop rather than just before DOM exits.
18560 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18562 PR tree-optimization/19121
18563 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18564 adding aliases to a name tag, also add them to the pointer's
18566 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18567 sensitive alias info at all. Only check that the two pointers
18568 have compatible pointed-to sets.
18569 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18570 a pointer's type tag is a superset of the alias set of the
18571 pointer's name tag.
18573 2005-01-17 James E Wilson <wilson@specifixinc.com>
18576 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18577 comment to document why.
18579 2005-01-17 Richard Henderson <rth@redhat.com>
18581 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18582 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18583 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18584 sse2_vmsminv2df3_finite): New.
18585 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18586 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18587 Force op1 into register.
18589 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18591 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18592 bubblestrap from always rebuilding build directory.
18594 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18596 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18597 ("*cmpmem_short"): Likewise.
18599 2005-01-17 Steven Bosscher <stevenb@suse.de>
18601 * basic-block.h: Document BB_* flags.
18602 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18603 use an sbitmap instead.
18604 * sched-rgn.c (compute_trg_info): Likewise.
18606 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18608 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18609 redundant target_cpu_default and extra_parts lines. Use the default
18611 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18612 (SUBTARGET_EXTRA_SPECS): Delete.
18613 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18614 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18615 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18616 and "n32" for -mabi=n32.
18618 2005-01-17 Ian Lance Taylor <ian@airs.com>
18621 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18622 fold constant variables into initial values.
18624 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18626 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18628 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18629 through the statements backward.
18631 2005-01-17 Ian Lance Taylor <ian@airs.com>
18633 PR middle-end/13127:
18634 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18635 a variable set to the return value of the inlined function.
18637 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18639 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18640 when modes are tieable.
18642 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18644 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18645 of pthread_create to find out if threads are enabled.
18646 * gthr-posix95.h (__gthread_active_p): Likewise.
18648 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18650 * common.opt (-fnew-ra): Remove.
18652 * toplev.h (flag_new_regalloc): Remove.
18653 * Makefile.in (ra*.*): Don't mention.
18654 * passes.c (rest_of_handle_new_regalloc): Remove.
18655 (rest_of_handle_combine, rest_of_compilation): Always consider
18656 flag_new_regalloc as false.
18657 * doc/invoke.texi: Don't document -fnew-ra.
18659 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18661 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18662 last parameter to reg_scan.
18663 * loop.c (loop_optimize): Likewise.
18664 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18665 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18666 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18667 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18668 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18669 * regclass.c (reg_scan): Likewise, for the declaration.
18670 * rtl.h (reg_scan): Likewise, for the prototype.
18672 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18674 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18675 mark_dfs_back_edges.
18677 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18679 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18680 (compute_avail): Uses don't go in tmp_gen.
18682 2005-01-16 Steven Bosscher <stevenb@suse.de>
18684 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18685 loop to look for a free slot in a page entry.
18687 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18690 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18691 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18692 just before targetm.asm_out.file_end.
18693 * tree.h (process_pending_assemble_output_defs): Declare.
18694 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18696 (assemble_alias): Defer generation of assembly code for defines when
18697 TARGET_DEFERRED_OUTPUT_DEFS is true.
18698 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18699 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18700 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18702 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18705 * pa.c (pa_scalar_mode_supported_p): New function.
18706 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18707 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18709 * pa-protos.h (prefetch_operand): Delete.
18710 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18711 * pa.c (prefetch_operand): Delete.
18712 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18713 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18714 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18715 and prefetch_nocc_operand.
18716 * pa.md (prefetch): Rework to avoid reload problems handling short
18717 displacements when a cache control completer needs to be provided.
18718 (prefetch_32, prefetch_64): Delete.
18719 (prefetch_cc, prefetch_nocc): New patterns.
18721 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18723 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18725 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18728 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18729 exceeds maximum alignment for global common data.
18730 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18731 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18733 2004-01-15 Roger Sayle <roger@eyesopen.com>
18735 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18737 2004-01-15 Roger Sayle <roger@eyesopen.com>
18739 * harg-reg-set.h (reg_class_names): Prototype global array.
18740 * regclass.c (reg_class_names): Declare here and initialize to
18742 (dump_regclass): Remove local declaration of reg_class_names.
18743 (regclass): Likewise.
18744 * cfg.c (dump_flow_info): Likewise.
18745 * ra-debug.c (reg_class_names): Likewise.
18746 * regrename.c (reg_class_names): Likewise.
18747 * reload.c (reg_class_names): Likewise.
18748 * reload1.c (spill_failure): Likewise.
18749 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18751 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18753 * config/s390/s390.md ("reload_outti"): Remove predicate for
18754 output operand. Abort if operand is not a MEM.
18755 ("reload_outdi", "reload_outdf"): Likewise.
18757 2005-01-15 Marc Espie <espie@openbsd.org>
18759 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18760 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18761 * config/openbsd.h: Fix C++ includes for native configurations.
18762 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18763 Add trampoline support.
18764 * config/i386/openbsdelf.h: New.
18766 2005-01-15 Marc Espie <espie@openbsd.org>
18768 * collect2.c (main): Explicitly parse -dynamic-linker option.
18770 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18772 PR tree-optimization/19060
18773 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18774 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18775 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18776 and handle extract_range_from_cond returning false.
18777 * fold-const.c (fold): Optimize comparisons with min/max even for
18778 width > HOST_BITS_PER_WIDE_INT.
18780 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18782 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18783 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18784 Remove little endian multilib variants.
18785 Add mips32 multilib variant.
18787 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18789 * explow.c (copy_all_reg, stabilize): Remove.
18790 * expr.h: Remove the corresponding prototypes.
18792 * rtlanal.c (regs_set_between_p): Remove.
18793 * rtl.h: Remove the corresponding prototype.
18795 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18797 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18798 to rs6000_nonimmediate_operand.
18799 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18800 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18801 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18802 rs6000_nonimmediate_operand.
18803 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18804 rs6000_nonimmediate_operand.
18806 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18808 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18810 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18812 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18814 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18815 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18817 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18818 (rs6k_nonimmediate_operand): New.
18819 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18821 (legitimate_lo_sum_address_p): Same.
18822 (rs6000_legitimize_address): Same.
18823 (rs6000_legitimize_reload_address): Same.
18824 (rs6000_legitimate_address): Same.
18825 (spe_build_register_parallel): Pass DF and DC modes in a DI
18828 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18829 to rs6k_nonimmediate_operand.
18831 * config/rs6000/spe.md ("*frob_df_di"): New.
18832 ("*frob_di_df"): New.
18833 ("*frob_di_df_2"): New.
18834 ("*mov_sidf_e500_subreg0"): New.
18835 ("*mov_sidf_e500_subreg4"): New.
18836 ("*movdf_e500_double"): Change predicate to
18837 rs6k_nonimmediate_operand.
18839 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18841 * postreload.c (move2add_note_store): Only call
18842 trunc_int_for_mode on scalar integers.
18844 2005-01-14 Steven Bosscher <stevenb@suse.de>
18846 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18847 replace BB_VISITED uses.
18848 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18849 (propagate_necessity): Check the bitmap instead of BB_VISITED.
18850 (tree_dce_done): Free visited_control_parents.
18851 (perform_tree_ssa_dce): Allocate and clear it.
18852 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18853 (compute_antic): Iterate from here using a DFS. Use an sbitmap
18854 instead of BB_VISITED.
18856 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
18858 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
18859 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
18860 Remove unused prototypes.
18862 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18864 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
18865 64-bit register usage.
18866 (spe_func_has_64bit_regs_p): Add FIXME note.
18868 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18870 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
18871 flag_finite_math_only with flag_unsafe_math_optimizations.
18873 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
18875 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
18876 end-of-stack check.
18877 (__tpf_eh_return): Copy TPF private stack area from the module
18878 boundary stack frame. Add check for when module addresses are
18879 equal, but no stub address is found.
18881 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
18884 * arm.h (struct machine_function): Add call_via field.
18885 (thumb_call_via_label): Declare.
18886 * arm.c (thumb_call_via_label): New variable.
18887 (thumb_call_reg_needed): New variable.
18888 (arm_output_function_epilogue): For Thumb code, output any per-function
18889 call-indirect trampolines.
18890 (thumb_call_via_reg): New function.
18891 (arm_file_end): New function.
18892 (TARGET_ASM_FILE_END): Call arm_file_end.
18893 (aof_file_end): Likewise.
18894 * arm-protos.h (thumb_call_via_reg): Declare.
18895 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
18896 thumb_call_via_reg in normal case.
18898 2005-01-14 Jakub Jelinek <jakub@redhat.com>
18900 PR middle-end/19084
18901 PR rtl-optimization/19348
18902 * recog.c (peephole2_optimize): Do global life update if some peephole
18903 decides it doesn't need at least one of its inputs and that change
18904 influences liveness at the start of the basic block.
18906 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
18907 arguments instead of 1.
18909 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
18911 PR middle-end/18820
18912 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
18913 zero for nested functions needing a static chain or functions
18914 with a non-constant address.
18916 2005-01-13 Roger Sayle <roger@eyesopen.com>
18918 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18919 (and (sign_extend X) C) into (zero_extend (and X C)).
18921 2005-01-13 David O'Brien <obrien@FreeBSD.org>
18923 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
18925 2005-01-13 Richard Henderson <rth@redhat.com>
18930 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18931 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18932 not just TARGET_SSE.
18933 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18934 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18935 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18936 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18937 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18938 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18939 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18940 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18941 (movdicc_c_rex64): Rename with '*'.
18942 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18943 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18944 (movsfcc_1_387): Rename from movsfcc_1.
18945 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18946 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18947 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18948 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18949 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18950 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18951 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18952 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18953 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18954 sse_movdfcc_const0_4): Remove.
18955 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18956 recognize min/max early. Update for changed sse cmove patterns.
18957 (ix86_split_sse_movcc): New.
18958 * config/i386/i386-protos.h: Update.
18960 2005-01-13 Steven Bosscher <stevenb@suse.de>
18962 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18963 (fix_stmt_v_may_defs): Likewise.
18965 2005-01-13 Richard Henderson <rth@redhat.com>
18967 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18968 for converting the mask.
18970 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18972 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18975 2005-01-13 Richard Henderson <rth@redhat.com>
18977 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18978 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18979 IX86_BUILTIN_MOVDQ2Q): Remove.
18980 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18981 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18982 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18984 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18985 (sse2_pextrw): Fix immediate constraint.
18986 (sse2_loadq, sse2_loadq_rex64): Remove.
18987 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18988 Use __builtin_ia32_vec_ext_<size>.
18989 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18991 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18993 * function.c (assign_parm_setup_block): Look inside original
18994 entry_parm when inspecting PARALLEL.
18996 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18997 Joel Sherrill <joel@oarcorp.com>
19000 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19001 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19002 rtems_gxx_recursive_mutex_init.
19003 (__gthread_recursive_mutex_lock): New function.
19004 (__gthread_recursive_mutex_trylock): Likewise.
19005 (__gthread_recursive_mutex_unlock): Likewise.
19007 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19009 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19011 2005-01-13 Jan Beulich <jbeulich@novell.com>
19013 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19014 (ashrti3_internal): Indicate output is early clobber. Generate result
19015 into output rather than first input. Use move for low word of output
19016 if shift count is exactly 64.
19017 (lshrti3_internal): Likewise.
19019 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19023 * reload1.c (delete_output_reload): Don't delete an output reload
19024 if the pseudo lives longer than a single basic block. Adjust and
19025 improve wording of comment.
19027 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19030 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19031 of TYPE_SIZE where we mean the number of bytes.
19033 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19035 * function.c (assign_parm_setup_block): Relax condition on
19036 multi-register optimization.
19038 2005-01-12 Nick Clifton <nickc@redhat.com>
19040 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19041 an "in_delay_slot" attribute of "no" to prevent them being used in
19042 delay slots. This is forbidden because they might generate
19045 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19048 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19049 with r->Y and Y->r.
19051 2005-01-12 Nick Clifton <nickc@redhat.com>
19053 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19054 passed on to GAS) but do not define, as GAS no longer supports or
19055 needs the -m2000 option.
19057 2005-01-11 Roger Sayle <roger@eyesopen.com>
19059 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19060 type as args of unprototyped builtins aren't automatically promoted.
19061 (fold_builtin_abs): Likewise.
19063 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19065 * Makefile.in: Set a `build-warn' variable.
19067 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19069 PR tree-optimization/17949
19070 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19071 (find_interesting_uses_address): Use it.
19073 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19075 * regrename.c (kill_value): Handle subreg's that won't simplify.
19077 2005-01-11 Richard Henderson <rth@redhat.com>
19080 * config/i386/i386.h (enum ix86_builtins): Move ...
19081 * config/i386/i386.c: ... here.
19082 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19083 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19084 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19085 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19086 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19087 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19088 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19089 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19090 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19091 IX86_BUILTIN_LOADDDUP): Remove.
19092 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19093 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19094 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19095 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19096 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19097 (ix86_init_builtins): Make static.
19098 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19099 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19100 if all the modes match. Otherwise, fake it.
19101 (get_element_number, ix86_expand_vec_init_builtin,
19102 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19103 (ix86_expand_builtin): Make static. Update for changed builtins.
19104 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19105 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19106 (ix86_expand_vector_init_duplicate): New.
19107 (ix86_expand_vector_init_low_nonzero): New.
19108 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19109 Split out from ix86_expand_vector_init; handle integer modes.
19110 (ix86_expand_vector_init): Use them.
19111 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19112 * config/i386/i386-protos.h: Update.
19113 * config/i386/predicates.md (reg_or_0_operand): New.
19114 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19115 (movv2sf_internal): Likewise. And a splitter to match them all.
19116 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19117 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19118 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19119 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19120 (mmx_pinsrw): Fix operand ordering.
19121 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19122 rather than sse_loadss expander.
19123 (movv2df splitter): Similarly.
19124 (sse_loadss, sse_loadlss): Remove.
19125 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19126 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19127 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19128 (sse3_movddup): Rename with '*'.
19129 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19130 (sse2_loadsd): Remove.
19131 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19132 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19133 (sse2_pinsrw): Fix argument ordering.
19134 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19135 (sse2_stored): Remove 'r' destination.
19136 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19137 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19138 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19139 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19140 vec_extractv16qi, vec_initv16qi): New.
19142 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19143 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19144 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19146 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19147 (_mm_load_si128, _mm_store_si128): Likewise.
19148 (_mm_load1_pd): Use _mm_set1_pd.
19149 (_mm_load_sd): Use _mm_set_sd.
19150 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19151 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19152 (_mm_set_epi64): Use _mm_set_epi64x.
19153 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19154 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19155 _mm_setr_epi8): Use _mm_set_foo form.
19156 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19157 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19158 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19159 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19160 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19161 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19162 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19163 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19164 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19165 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19166 (_mm_movedup_pd): Use _mm_shuffle_pd.
19167 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19168 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19169 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19170 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19171 Use _mm_setzero_ps.
19172 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19173 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19174 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19175 (_mm_store_ps): Use raw dereference.
19176 (_mm_store1_ps): Use _mm_storeu_ps.
19177 (_mm_storer_ps): Use _mm_store_ps.
19178 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19179 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19181 2005-01-11 Stan Shebs <shebs@apple.com>
19183 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19184 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19186 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19189 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19190 Skip all DECLs except for FIELD_DECLs.
19192 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19194 * config/s390/s390.c (override_options): Return error if
19195 -mbackchain, -mpacked-stack and -mhard-float are used together.
19196 (s390_va_start): Remove the backchain && packed-stack special case.
19197 (s390_gimplify_va_arg): Likewise.
19198 * doc/invoke.texi: Remove the ABI incompatibility note.
19200 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19202 * config/s390/s390.c (struct s390_frame_layout): Remove
19204 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19205 save_backchain_p with TARGET_BACKCHAIN.
19207 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19210 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19211 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19212 * function.c (locate_and_pad_parm): Set new field.
19213 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19214 Tweak where_pad test to include "none". Always set mem align for
19216 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19217 not sufficient for type.
19218 (assign_parm_setup_block): If stack_parm is zero on entry, always
19219 make a new stack local. Block move old stack parm if necessary
19220 to new aligned stack local.
19221 (assign_parm_setup_stack): Use a block move to handle
19222 potentially misaligned entry_parm.
19223 (assign_parms_unsplit_complex): Specify required alignment when
19224 creating stack local.
19225 * calls.c (compute_argument_addresses): Override alignment of stack
19226 arg calculated from its type with the alignment given by
19227 FUNCTION_ARG_BOUNDARY.
19228 (store_one_arg): Likewise.
19230 2005-01-11 Jan Beulich <jbeulich@novell.com>
19232 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19233 Change respective itanium_class attribute to ialu.
19234 (shladdp4_internal): New.
19235 * config/ia64/predicates.md (shladd_log2_operand): New.
19237 2005-01-11 Richard Henderson <rth@redhat.com>
19239 * expr.c (store_constructor): Use rtvec_alloc instead of
19240 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19242 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19244 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19246 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19248 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19249 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19250 (TARGET_RWRELOC): Define.
19251 (ia64_rwreloc_section_type_flags): Delete.
19252 (ia64_section_type_flags): New function.
19253 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19254 (TARGET_RWRELOC): Define.
19256 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19259 * config/ia64/ia64.c (process_set): For alloc insn, only call
19260 process_epilogue is !frame_pointer_needed.
19262 2005-01-10 Roger Sayle <roger@eyesopen.com>
19265 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19266 unary operator and can't be treated as a binary/comparison operator.
19268 2005-01-10 Richard Henderson <rth@redhat.com>
19270 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19271 (ix86_return_in_memory): Likewise.
19272 (function_arg_advance): Likewise. Mirror structure in function_arg
19273 for choosing register to advance.
19275 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19277 * tree-vectorizer.c, tree.def: Fix comment typos.
19279 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19281 * config/s390/s390.c (struct processor_costs): 4 new fields:
19282 ddbr, ddr, debr, der.
19283 (s390_rtx_costs): More precise handling of divide instructions.
19285 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19287 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19289 2005-01-10 Jan Beulich <jbeulich@novell.com>
19291 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19292 names resulting from -ffunction-sections/-fdata-sections and linkonce
19294 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19295 based on the section name. Rearrange the section name comparison logic
19296 slightly so that each section name is compared against at most once.
19298 2005-01-10 Ben Elliston <bje@au.ibm.com>
19300 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19301 targets for which -fPIC reduces limitations on the GOT size.
19303 2005-01-09 Falk Hueffner <falk@debian.org>
19305 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19308 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19311 * collect2.c (main): Set aixrtl_flag for -brtl option.
19312 (resolve_lib_name): Search for .so file extension before .a
19313 if aixrtl_flag set.
19315 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19317 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19318 (vect_analyze_data_refs_alignment): Add dump prints.
19320 2005-01-09 Ira Rosen <irar@il.ibm.com>
19322 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19323 expr_invariant_in_loop_p.
19324 Initialize outputs first thing in the function.
19325 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19326 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19327 (vect_analyze_pointer_ref_access): Check that the initial condition of
19328 the access function is loop invariant.
19330 2005-01-09 Richard Henderson <rth@redhat.com>
19332 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19333 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19334 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19335 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19336 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19337 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19338 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19339 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19340 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19341 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19342 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19343 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19344 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19345 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19346 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19347 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19348 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19349 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19350 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19351 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19352 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19353 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19354 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19356 (mmx_clrdi, pavgusb): Remove.
19357 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19358 with leading sse_ prefix.
19359 * config/i386/sse.md: Receive them.
19360 * config/i386/mmx.md: New file.
19361 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19362 (subrv2sf3): Turn into expander for normal subtraction.
19363 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19364 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19365 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19366 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19367 commutative; use ix86_binary_operator_ok.
19368 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19369 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19370 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19371 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19372 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19373 Macroize from existing patterns; use ix86_binary_operator_ok.
19374 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19375 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19376 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19377 with vec_select+vec_concat.
19378 (mmx_pshufw, mmx_pshufw_1): Likewise.
19379 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19380 (mmx_uavgv4hi3): Model correctly.
19381 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19382 _mm_xor_si64): Remove casts.
19384 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19386 PR tree-optimization/19224
19387 * tree-scalar-evolution.c (get_instantiated_value,
19388 set_instantiated_value): New functions.
19389 (instantiate_parameters_1): Cache the results.
19390 (instantiate_parameters, resolve_mixers): Initialize and free
19393 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19395 * config/i386/i386.md (addhi_4): Correct reference in comment.
19398 2005-01-08 Richard Henderson <rth@redhat.com>
19400 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19401 (_mm_cvtsi128_si64x): Likewise.
19402 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19403 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19404 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19405 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19406 * config/i386/i386-protos.h: Update.
19407 * config/i386/i386.c (print_operand): Add 'H'.
19408 (ix86_fixup_binary_operands): Split out from ...
19409 (ix86_expand_binary_operator): ... here.
19410 (ix86_fixup_binary_operands_no_copy): New.
19411 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19412 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19413 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19414 (safe_vector_operand): Use CONST0_RTX.
19415 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19416 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19417 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19418 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19420 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19421 (IX86_BUILTIN_CMPNGESS): New.
19422 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19423 (attr type): Add sselog1.
19424 (attr unit, attr memory): Handle it.
19425 (movti, movti_internal, movti_rex64): Move near other integer moves.
19426 (movtf, movtf_internal): Move near other fp moves.
19427 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19428 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19429 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19430 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19431 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19432 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19433 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19434 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19435 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19436 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19437 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19438 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19439 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19440 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19441 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19442 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19443 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19444 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19445 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19446 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19447 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19448 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19449 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19450 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19451 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19452 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19453 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19454 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19455 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19456 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19457 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19458 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19459 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19460 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19461 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19462 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19463 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19464 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19465 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19466 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19467 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19468 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19469 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19470 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19472 (SSEPUSH, push<SSEPUSH>): Remove.
19473 (MMXPUSH, push<MMXPUSH>): Remove.
19474 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19475 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19476 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19477 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19478 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19479 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19480 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19481 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19482 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19483 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19484 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19485 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19486 (ppro_sse_log_V4SF): Handle sselog1.
19487 * config/i386/predicates.md (const_0_to_1_operand): New.
19488 (const_0_to_255_mul_8_operand): New.
19489 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19490 (const_2_to_3_operand, const_4_to_7_operand): New.
19491 * config/i386/sse.md: New file.
19492 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19493 (sse_movups): Rename from sse_movups_1.
19494 (sse_loadlss): Rename from sse_loadss_1.
19495 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19497 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19498 (absv4sf2, negv2df, absv2df): New.
19499 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19500 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19501 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19502 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19503 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19504 (sse3_addsubv4sf3): Model correctly.
19505 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19506 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19507 (sse_movhlps): Model with vec_select+vec_concat.
19508 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19509 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19510 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19511 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19512 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19513 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19514 sse2_pshufhw_1): Likewise.
19515 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19516 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19517 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19518 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19519 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19520 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19521 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19522 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19523 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19524 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19525 sminv8hi3): Mark commutative
19526 operands. Use ix86_binary_operator_ok.
19527 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19528 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19529 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19530 sse2_punpcklqdq): Allow operand2 in memory.
19531 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19532 sse2_movsd): Add memory alternatives.
19533 (sse_storelps): Turn expander into an insn; split after reload.
19534 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19535 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19537 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19539 * configure.ac (DWARF-2 debug_line): Use objdump.
19540 * configure: Regenerate.
19542 2005-01-08 Jeff Law <law@redhat.com>
19543 Diego Novillo <dnovillo@redhat.com>
19545 PR tree-optimization/18241
19546 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19547 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19548 statements with volatile operands.
19549 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19550 operands after marking a statement with has_volatile_ops.
19552 2005-01-08 Roger Sayle <roger@eyesopen.com>
19554 * tree.c (int_fits_type_p): Always honor integer constant
19555 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19557 2005-01-08 Roger Sayle <roger@eyesopen.com>
19559 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19560 the latent bug in rtl_delete_block has been resolved.
19562 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19564 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19565 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19567 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19569 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19570 library as @multilib_dir@/$(SHLIB_SONAME).
19572 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19574 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19575 * configure: Regenerate.
19577 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19579 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19582 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19585 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19586 Convert non-word aligned offset address using ld/std into
19589 2005-01-07 Richard Henderson <rth@redhat.com>
19591 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19593 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19595 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19597 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19599 PR tree-optimization/19283
19600 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19601 is not shorter than the original type.
19603 PR rtl-optimization/19012
19604 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19606 PR rtl-optimization/18861
19607 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19608 (FULL_STATE): Define.
19609 (mark_tablejump_edge): New function.
19610 (purge_dead_tablejump_edges): New function.
19611 (find_bb_boundaries): Use it.
19613 PR tree-optimization/18828
19614 * builtins.c (expand_builtin_next_arg): Remove argument and all
19615 the argument checking.
19616 (expand_builtin): Adjust caller.
19617 (expand_builtin_va_start): Likewise. Remove error for too many
19619 (fold_builtin_next_arg): Issue error for too many arguments.
19620 After checking arguments, replace them with magic arguments that
19621 prevent further checking of the args.
19623 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19625 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19627 2005-01-06 Roger Sayle <roger@eyesopen.com>
19630 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19631 and %{.S:...} (and their negative variants) to test whether the
19632 input file is assembler or pre-processed-assembler independent of
19633 the actual filename extension.
19635 2005-01-06 Roger Sayle <roger@eyesopen.com>
19637 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19638 of sign or zero extended values.
19640 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19642 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19643 for IBM long double format correctly.
19645 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19647 Fix PR tree-optimization/18792
19649 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19650 to first_loop_depth, and use loop depth instead of loop number.
19651 (build_classic_dir_vector): Ditto.
19652 (compute_data_dependences_for_loop): Use depth, not loop number.
19653 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19654 number. Pass in loops, instead of loop numbers.
19655 (gather_interchange_stats): Ditto.
19656 (linear_transform_loops): Ditto.
19658 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19661 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19662 biv_fits_mode_p, extension_within_bounds_p): New functions.
19663 (check_ext_dependent_givs): Use them.
19665 2005-01-06 Roger Sayle <roger@eyesopen.com>
19667 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19668 more than one barrier, in which case we should delete them all.
19670 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19672 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19674 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19676 Fix PR middle-end/19286
19678 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19679 output this subprogram, simply ignore this attempt to do it again.
19680 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19681 origin attribute if it's not possible.
19682 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19683 (decls_for_scope): Ditto.
19684 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19685 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19687 2005-01-05 Richard Henderson <rth@redhat.com>
19690 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19691 (bdesc_2arg): Use it.
19692 (ix86_expand_binop_builtin): Force operands into registers
19694 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19695 ix86_expand_sse_compare, ix86_expand_sse_comi,
19696 ix86_expand_builtin): Likewise.
19698 2005-01-05 Richard Henderson <rth@redhat.com>
19700 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19702 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19703 (mulv4hi3): Set itanium_class mmmul.
19704 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19705 (fpack): Rename from fpack_sfsf.
19707 2005-01-05 Richard Henderson <rth@redhat.com>
19710 * reload1.c (do_input_reload): Restrict the optimization deleteing
19711 a previous output reload to RELOAD_FOR_INPUT.
19713 2005-01-05 Steven Bosscher <stevenb@suse.de>
19715 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19716 comment that we fall through after case.
19717 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19718 (distribute_links): Likewise.
19719 * cse.c (cse_insn): Likewise.
19720 * cselib.c (cselib_invalidate_mem): Likewise.
19721 * df.c: Update comments at the top of the file.
19722 (read_modify_subreg_p): Update comments here too.
19723 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19724 * flow.c (mark_set_1): Likewise.
19725 (mark_used_regs): Likewise.
19726 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19727 (canon_list_insert): Likewise.
19728 (mark_set): Likewise.
19729 (try_replace_reg): Likewise.
19730 (store_killed_in_insn): Likewise.
19731 * loop.c (count_one_set): Likewise.
19732 (basic_induction_var): Likewise.
19733 * postreload-gcse.c (find_mem_conflicts): Likewise.
19734 * postreload.c (reload_combine_note_store): Likewise.
19735 (move2add_note_store): Likewise.
19736 * reload.c (find_equiv_reg): Likewise.
19737 (mark_referenced_resources): Likewise.
19738 * rtlanal.c (set_noop_p): Likewise.
19739 (note_stores): Likewise.
19740 (note_uses): Likewise.
19741 * sched-deps.c (sched_analyze_1): Likewise.
19742 * sched-rgn.c (check_live_1): Likewise.
19743 (update_live_1): Likewise.
19744 * config/i860/i860.c: Likewise.
19746 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19748 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19750 * doc/rtl.texi: Update documentation for bit-fields and SET.
19752 2005-01-05 Roger Sayle <roger@eyesopen.com>
19754 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19756 2005-01-05 Jan Hubicka <jh@suse.cz>
19757 Richard Henderson <rth@redhat.com>
19760 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19763 2005-01-05 Richard Henderson <rth@redhat.com>
19766 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19767 (sse_shufps): Change operand 3 to const_int_operand.
19768 (sse2_storelps): Fix typo in template.
19769 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19770 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19771 (ix86_expand_builtin): Likewise.
19773 2005-01-05 Julian Brown <julian@codesourcery.com>
19775 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19776 as aggregates for AAPCS ABIs.
19778 2005-01-05 Stan Shebs <shebs@apple.com>
19780 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19781 Mach-O getters if ppc64.
19782 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19784 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19785 signed four-byte field for global code case.
19786 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19788 2005-01-05 Roger Sayle <roger@eyesopen.com>
19790 PR middle-end/19100
19791 * c-common.c: Include real.h.
19792 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19793 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19794 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19795 * Makefile.in (c-common.o): Update dependencies.
19797 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19799 * c-parse.in (asm_string): Add trailing semicolon.
19801 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19803 * c-parse.in (asm_string): New. Don't allow wide strings in
19805 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19806 asm_string instead of STRING.
19808 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19810 * c-typeck.c (constructor_no_implicit): Remove.
19811 (set_designator, process_init_element): Don't check
19812 constructor_no_implicit.
19814 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19815 Kaz Kojima <kkojima@gcc.gnu.org>
19818 * lcm.c (create_pre_exit): New.
19819 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19820 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19822 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19824 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19825 -msoft-float in target_float_switch.
19826 * arm.c (arm_override_options): Fix processing of target_float_switch.
19828 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19830 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19833 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19835 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19836 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19838 2005-01-04 Roger Sayle <roger@eyesopen.com>
19840 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19841 if deleting the then-block allows the test-block to fallthru to the
19844 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
19847 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19848 after the full declaration if the are in two different TUs.
19850 2005-01-04 Richard Henderson <rth@redhat.com>
19853 * tree-sra.c (generate_one_element_init): Just
19854 call gimplify_and_add.
19855 (generate_element_init): Record the
19856 new referenced variables and mark them for renaming
19857 and split out to ...
19858 (generate_element_init_1): This.
19859 (scalarize_init): Don't call push_gimplify_context/
19860 pop_gimplify_context.
19862 2005-01-04 Geoffrey Keating <geoffk@apple.com>
19864 * toplev.c (get_src_pwd): Handle failure of getpwd().
19866 2005-01-04 Roger Sayle <roger@eyesopen.com>
19868 * fold-const.c (fold_single_bit_test): Delete unreachable handling
19870 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
19871 all the cases handled by it are inverted by invert_truthvalue.
19873 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19875 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
19876 (save_register_windowsi): Likewise.
19878 2005-01-04 Richard Henderson <rth@redhat.com>
19880 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
19882 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19884 PR middle-end/17767
19885 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
19886 any simplifications of vector mode comparison operators.
19887 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
19889 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
19890 Devang Patel <dpatel@apple.com>
19892 PR tree-optimization/18308
19893 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
19894 the operands before creating a new expression.
19895 * dojump.c (do_jump): Make drop_through_label available
19896 for all cases. Add expansion of COND_EXPR.
19898 2005-01-04 Ira Rosen <irar@il.ibm.com>
19900 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
19901 INTEGER_CST instead of TREE_CONSTANT.
19902 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
19903 instead of TREE_CONSTANT.
19904 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
19905 instead of TREE_CONSTANT.
19907 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19909 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
19911 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19914 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19915 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19917 2005-01-03 Richard Henderson <rth@redhat.com>
19919 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19920 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19921 fold_convert_const_real_from_real): Split out from ...
19922 (fold_convert_const): ... here.
19924 2005-01-03 Richard Henderson <rth@redhat.com>
19927 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19928 (mov<MMXMODEI>_internal): Likewise.
19929 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19930 Add V2SF case; use it for SSE1; don't use TI.
19931 (movdf_integer): Likewise.
19932 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19934 2005-01-03 Ira Rosen <irar@il.ibm.com>
19936 * tree-vectorizer.c (vect_strip_conversions): New function.
19937 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19938 check for binary class.
19940 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19944 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19946 * gimple-low.c (mark_blocks_with_used_vars): New function.
19947 (mark_blocks_with_used_subblocks): Ditto.
19948 (mark_used_blocks): Ditto.
19949 (pass_mark_used_blocks): New pass.
19950 * tree-inline.c: Include debug.h.
19951 (expand_call_inline): Call outlining_inline_function here.
19952 * tree-optimize.c (init_tree_optimization_passes): Add
19953 pass_mark_used_blocks.
19954 * tree-pass.h (pass_mark_used_blocks): New.
19955 * Makefile.in (tree-inline.o): Add debug.h dependency.
19957 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19959 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19960 VAR_DECLs to have weak_import attribute.
19962 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19965 2004-01-03 Steven Bosscher <stevenb@suse.de>
19967 * passes.c (rest_of_compilation): Don't run regmove if only
19968 flag_expensive_optimizations, require flag_regmove instead.
19970 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19972 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19974 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19975 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19976 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19977 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19979 2005-01-03 Richard Henderson <rth@redhat.com>
19981 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19982 (ia64_const_ok_for_letter_p): New.
19983 (ia64_const_double_ok_for_letter_p): New.
19984 (ia64_extra_constraint): New.
19985 (ia64_expand_vecint_compare): New.
19986 (ia64_expand_vcondu_v2si): New.
19987 (ia64_expand_vecint_cmov): New.
19988 (ia64_expand_vecint_minmax): New.
19989 (ia64_print_operand): Add 'v'.
19990 (ia64_preferred_reload_class): New.
19991 (ia64_vector_mode_supported_p): New.
19992 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19993 (PREFERRED_RELOAD_CLASS): Move to function.
19994 (CONST_OK_FOR_LETTER_P): Move to function.
19995 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19996 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19997 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19998 (EXTRA_CONSTRAINT): Move to function.
19999 * config/ia64/ia64.md: Include vect.md.
20000 (itanium_class): Add mmalua.
20002 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20004 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20005 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20007 (const_int_2bit_operand): New.
20008 (fr_reg_or_0_operand): New.
20009 * config/ia64/ia64-modes.def: Add vector modes.
20010 * config/ia64/ia64-protos.h: Update.
20011 * config/ia64/vect.md: New file.
20013 2005-01-03 Richard Henderson <rth@redhat.com>
20015 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20017 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20020 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20022 (log1pdf2): Change mode of operands[0,1] to DFmode.
20024 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20026 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20027 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20028 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20029 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20030 SPARC_RELAXED_ORDERING.
20032 2005-01-03 Richard Henderson <rth@redhat.com>
20033 Uros Bizjak <uros@kss-loka.si>
20036 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20037 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20038 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20040 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20041 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20042 const_pow2_1_to_128_operand): New predicates.
20044 2005-01-02 Greg McGary <greg@mcgary.org>
20046 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20048 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20049 object. [ptr_type]: Remove unused variable.
20050 Remember nearest addressable array-element or record-component
20051 when checking bitfield components. Tolerate empty BIND_EXPR.
20053 2005-01-01 Richard Henderson <rth@redhat.com>
20055 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20056 that don't narrow the value. Fail for other conversions.
20058 2005-01-01 Richard Henderson <rth@redhat.com>
20061 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20062 * c-lang.c (finish_file): Don't do it here.
20063 * objc/objc-act.c (objc_finish_file): Likewise.
20065 * cgraph.c (decl_assembler_name_equal): New.
20066 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20067 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20068 * cgraph.h (struct cgraph_varpool_node): Add next.
20069 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20070 * varasm.c (assemble_alias): Mark the target as needed.
20072 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20074 PR middle-end/19221
20075 * function.c (get_arg_pointer_save_area): Use entry_of_function
20076 instead of get_insns.
20078 2005-01-01 Roger Sayle <roger@eyesopen.com>
20079 Andrew Pinski <pinskia@physics.uc.edu>
20080 James E. Wilson <wilson@specifixinc.com>
20082 PR rtl-optimization/12092
20083 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20086 2005-01-01 Roger Sayle <roger@eyesopen.com>
20087 Olivier Hainque <hainque@act-europe.fr>
20089 * tree.c (int_fits_type_p): A narrower type always fits in a
20090 wider one, except for negative values into unsigned types.
20092 2005-01-01 Roger Sayle <roger@eyesopen.com>
20094 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20095 with the original constant rather than require TREE_OVERFLOW.
20097 2005-01-01 Steven Bosscher <stevenb@suse.de>
20099 PR middle-end/17544
20100 * c-decl.c (finish_function): If compiling C99, annotate the
20101 compiler generated return with the current file name and line 0.
20102 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20103 the source line is greater than 0.
20104 (remove_bb): Likewise.