1 2005-12-18 Steven Bosscher <stevenb@suse.de>
3 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
4 the 2005-12-17 patch to renumber the entry and exit blocks.
6 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
8 * doc/objc.texi (Type encoding): Fix typo.
10 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
12 * tree-tailcall.c (find_tail_calls): Use XNEW.
13 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
14 (free_all_edge_infos): Use explicit cast to convert from void *.
16 (dom_opt_finalize_block): Likewise.
17 (record_equivalences_from_incoming_edge): Likewise.
18 (thread_across_edge): Likewise. Use XCNEWVEC.
19 (record_cond): Use XCNEW.
20 (record_conditions): Use XNEWVEC.
21 (record_edge_info): Use XCNEWVEC.
22 (lookup_avail_expr): Use XNEW.
23 (record_range): Likewise. Use GGC_NEW.
24 * tree-nested.c (var_map_hash): Use explicit cast to convert from
26 (var_map_eq): Likewise.
27 (lookup_field_for_decl): Likewise.
28 (convert_nonlocal_reference): Likewise.
29 (convert_local_reference): Likewise.
30 (convert_nl_goto_reference): Likewise.
31 (convert_nl_goto_receiver): Likewise.
32 (convert_call_expr): Likewise.
33 (convert_tramp_reference): Likewise.
34 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
35 (convert_nl_goto_reference): Likewise.
36 (lookup_field_for_decl): Use GGC_NEW.
37 (create_nesting_tree): Use GGC_CNEW.
38 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
39 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
40 (create_alias_map_for): Likewise.
41 (setup_pointers_and_addressables): Use XCNEWVEC.
42 (get_ptr_info): Use GGC_NEW.
43 (used_part_map_eq): Use explicit cast to convert from void *.
44 (up_lookup): Likewise.
45 (up_insert): Use XNEW.
46 (get_or_create_used_part_for): Use XCNEW.
47 (get_tmt_for): Likewise.
48 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
49 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
50 (bitmap_set_new): Use explicit cast to convert from void *.
52 (insert_into_set): Likewise.
53 (pool_copy_list): Likewise.
54 (phi_translate): Likewise.
55 (create_value_expr_from): Likewise.
56 (insert_aux): Use XCNEWVEC.
57 (compute_avail): Use XNEWVEC.
58 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
59 (sort_coalesce_list): Likewise.
60 (build_tree_conflict_graph): Use XCNEWVEC.
61 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
62 * tree-ssa-copy.c (init_copy_prop): Likewise.
63 (fini_copy_prop): Likewise.
64 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
66 (record_equiv): Use XNEW.
67 (uncprop_into_successor_phis): Use explicit cast to convert from
69 (uncprop_initialize_block): Likewise.
71 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
73 PR tree-optimization/24378
74 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
75 basic-block after loop-versioning.
77 2005-12-18 Jeff Law <law@redhat.com>
79 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
80 to simplify SWITCH_EXPR_CODE moved from here to ...
81 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
82 (tree-ssa-forward_propagate_single_use_vars): Call
83 simplify_switch_expr when appropriate.
85 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
87 * doc/objc.texi (Type encoding): Add documentation about encoding
88 complex types and _Bool.
90 2005-12-17 Paul Brook <paul@codesourcery.com>
92 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
93 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
94 when frame_pointer_needed.
96 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
98 * tree-vn.c (vn_add): Use XNEW.
99 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
100 (ccp_fold): Likewise.
101 (fold_stmt_r): Use explicit cast to convert from void *.
102 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
103 (new_temp_expr_table): Likewise.
104 * gimplify.c (lookup_tmp_var): Use XNEW.
105 (gimplify_asm_expr): Use explcit cast to convert from void *.
106 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
107 (get_def_blocks_for): Use XNEW.
108 (add_to_repl_tbl): Likewise.
109 (mark_def_sites): Use explicit cast to convert from void *.
110 (def_blocks_free): Likewise.
111 (mark_def_sites_initialize_block): Likewise.
112 (update_ssa): Use XNEWVEC.
113 * tree-dfa.c (create_var_ann): Use GGC_NEW.
114 (create_stmt_ann): Likewise.
115 (create_tree_ann): Likewise.
116 (referenced_var_insert): Likewise.
117 (set_default_def): Likewise.
118 (referenced_var_lookup_if_exists): Use explicit cast to convert
120 (referenced_var_lookup): Likewise.
121 (default_def): Likewise.
122 (set_default_def): Likewise.
123 * tree-cfg.c (create_bb): Likewise.
124 (edge_to_cases_cleanup): Likewise.
125 (verify_node_sharing): Likewise.
126 (record_switch_edge): Use XNEW.
127 (cleanup_dead_labels): Use XCNEWVEC.
128 (tree_duplicate_sese_region): Use XNEWVEC.
129 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
130 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
131 (int_tree_map_eq): Use explicit cast to convert from void *.
132 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
133 (__gcov_execl): Likewise.
134 (__gcov_execlp): Likewise.
135 (__gcov_execle): Likewise.
136 * tree-eh.c (struct_ptr_eq): Likewise.
137 (struct_ptr_hash): Likewise.
138 (lookup_stmt_eh_region_fn): Likewise.
139 (outside_finally_tree): Likewise.
140 (find_goto_replacement): Likewise.
141 (make_eh_edge): Likewise.
142 (mark_eh_edge): Likewise.
143 (add_stmt_to_eh_region_fn): Use GGC_NEW.
144 (record_in_finally_tree): Use XNEW.
145 (maybe_record_in_goto_queue): Use XRESIZEVEC.
146 (lower_try_finally_copy): Use XCNEWVEC.
148 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
150 * tree-inline.c (copy_body_r): Use explicit cast when converting
153 (copy_edges_for_bb): Likewise.
154 (remap_decl_1): Likewise.
155 (estimate_num_insns_1): Likewise.
156 * cgraph.c (hash_node): Use explicit cast when converting from
159 (cgraph_create_node): Use GGC_CNEW.
160 (cgraph_create_edge): Use GGC_NEW.
161 (cgraph_remove_node): Use explicit cast when converting from void *.
162 (hash_varpool_node): Likewise.
163 (eq_varpool_node): Likewise.
164 (cgraph_varpool_node): Use GGC_CNEW.
165 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
166 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
167 (eq_scev_info): Use explicit cast when converting from void *.
168 (find_var_scev_info): Likewise.
169 (set_instantiated_value): Likewise.
170 (gather_stats_on_scev_database_1): Likewise.
171 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
173 * c-pch.c (c_common_write_pch): Use XNEWVEC.
174 (c_common_read_pch): Likewise.
175 * prefix.c (save_string): Use XNEWVEC.
176 (translate_name): Use explicit cast when converting from void *.
177 * c-ppoutput.c (print_line): Use explicit cast when converting
179 (pp_dir_change): Likewise.
180 * c-cppbuiltin.c (builtin_define_std): Likewise.
181 (builtin_define_with_value): Likewise.
182 (builtin_define_with_value_n): Likewise.
183 (builtin_define_with_int_value): Likewise.
184 (builtin_define_type_max): Likewise.
185 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
186 (add_path): Use XNEW.
187 * c-format.c (check_format_info_main): Use GGC_NEW.
188 (format_type_warning): Use explicit cast when converting from void *.
189 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
191 (start_init): Likewise.
192 * tree-flow-inline.h (first_referenced_var): Use explicit cast
193 when converting from void *.
194 (next_referenced_var): Likewise.
195 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
196 * gensupport.c (lookup_predicate): Use explicit cast to convert
198 (init_predicate_table): Use XCNEW instead of xcalloc.
199 * genpreds.c (process_define_predicate): Likewise.
201 2005-12-17 Danny Berlin <dberlin@dberlin.org>
202 Kenneth Zadeck <zadeck@naturalbridge.com>
204 * basic-block.h: Changed basic block numbering so that the entry
205 block is 0 and the exit block is 1. Changed insn iterators so
206 that they are tolerant of blocks with no insns.
207 * regrename.c (copyprop_hardreg_forward): Changed basic block
208 numbering so that the entry block is 0 and the exit block is 1.
209 * sched-ebb.c (sehedule_ebbs): Ditto.
210 * tracer.c (branch_ratio_cutoff): Ditto.
211 * cfgloopmanip.c (fix_loop_structure): Ditto.
212 * cfghooks.c (verify_flow_info): Ditto.
213 * cfg.c (compact_blocks): Ditto.
214 * reorg.c (dbr_schedule): Ditto.
215 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
216 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
217 calculate_dominance_info): Ditto.
218 * cfganal.c (create_edge_list, print_edge_list,
219 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
220 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
221 dfs_enumerate_from): Ditto.
222 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
223 * ifcvt.c (find_if_case_2): Ditto.
224 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
225 find_basic_blocks): Ditto.
226 * predict.c (predict_loops, tree_bb_level_predictions,
227 predict_paths_leading_to, propagate_freq): Ditto.
228 * lcm.c (compute_antinout_edge, compute_laterin,
229 compute_available): Ditto.
230 * function.c (thread_prologue_and_epilogue_insns): Ditto.
231 * gcse.c (gcse_main, bypass_jumps): Ditto.
232 * profile.c (compute_branch_probabilities,
233 compute_value_histograms, branch_prob): Ditto.
234 * tree-flow-inline.h (bsi_start, bsi_after_labels,
236 * tree-ssa-phiopt.c (tree_ssa_phiopt,
237 blocks_in_phiopt_order): Ditto.
238 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
239 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
240 * tree-dfa.c (collect_dfa_stats): Ditto.
241 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
242 * cfglayout.c (fixup_reorder_chain): Ditto.
243 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
244 partition_hot_cold_basic_blocks): Ditto.
245 * var-tracking.c (vt_find_locations): Ditto.
246 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
247 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
248 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
249 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
250 * tree-ssa-reassoc.c (init_reassoc): Ditto.
251 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
252 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
253 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
254 and removed unused reverse orders.
256 * combine.c: Fix document typo.
258 2005-12-17 Jan Hubicka <jh@suse.cz>
260 * tree-flow-inline.h (set_default_def, default_def): Kill.
261 * tree-dfa.c (default_defs): New global variable.
262 (default_def, set_default_def): New functions.
263 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
264 * tree-flow.h (struct var_ann_d): Kill default_def field.
265 (set_default_def, default_def): Update prototype.
266 (default_defs): Declare.
268 2005-12-16 Jeff Law <law@redhat.com>
270 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
271 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
272 into tree-ssa-forwprop.c.
273 (eliminate_redundant_computations): Do not call
274 simplify_rhs_and_lookup_avail_expr anymore.
275 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
276 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
277 (tree_ssa_forward_propagate_single_use_vars): Call
278 simplify_not_neg_expr appropriately.
280 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
283 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
285 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
287 PR rtl-optimization/25456
288 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
289 info->x_start with p->x_start.
291 2005-12-17 Alan Modra <amodra@bigpond.net.au>
293 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
294 introduced 2005-12-16.
296 2005-12-16 Steven Bosscher <stevenb@suse.de>
298 PR rtl-optimization/23837
299 * optabs.c (expand_binop): For a multi-word rotate, never emit
300 a REG_NO_CONFLICT block.
302 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
305 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
308 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
311 2005-12-16 Steven Bosscher <stevenb@suse.de>
313 * loop-invariant.c (move_loop_invariants): Add missing hunk from
314 the previous patch, to nullify df.
316 2005-12-16 Steven Bosscher <stevenb@suse.de>
318 * reorg.c (mostly_true_jump): Clean up code depending on
319 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
320 poor man's branch prediction, instead rely on REG_BR_PROB
321 notes to be available.
323 2005-12-16 Jakub Jelinek <jakub@redhat.com>
325 PR rtl-optimization/24899
326 * loop.c (strength_reduce): Don't reduce giv that is not always
327 computable and where add_val or mult_val can trap.
329 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
331 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
333 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
334 names of ms1-16-002 files.
336 2005-12-16 Alan Modra <amodra@bigpond.net.au>
339 * gcc.c (for_each_path): New function.
340 (add_to_obstack, file_at_path): New functions.
341 (struct file_at_path_info, struct add_to_obstack_info): New.
342 (build_search_list): Rewrite using for_each_path. Constify struct
343 path_prefix pointer. Add do_multi param. Adjust all callers.
344 (find_a_file): Similarly, but just change existing param to bool.
345 (putenv_from_prefixes): Add do_multi param, make "paths" const.
346 (do_spec_path): Delete.
347 (struct spec_path_info): New.
348 (spec_path): New function.
349 (do_spec_1): Use for_each_path for %D and %I.
350 (find_file): Adjust for find_a_file changes.
351 (main): Search multilibs for specs. Print multilib lib path for
352 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
353 (read_specs): Search multilibs for %include and %include_noerr.
354 (is_directory): Remove second string param. Change last param
355 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
356 check path is a dir. Update all callers.
357 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
358 * system.h (SMALL_ARG_MAX): Poison.
359 * config.gcc: Don't define SMALL_ARG_MAX.
360 * config.host: Likewise.
361 * config.build: Likewise.
363 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
365 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
366 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
367 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
368 simplify_logical): Move simplifications that do not require
369 additional infrastructure...
370 * simplify-rtx.c (simplify_unary_operation_1,
371 simplify_binary_operation_1): ... here.
373 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
376 * flow.c (mark_used_dest_regs): New function.
377 (mark_used_regs): Call mark_used_dest_regs.
379 2005-12-16 Jeff Law <law@redhat.com>
381 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
382 represent a use and definition of the same SSA_NAME.
384 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
385 Janis Johnson <janis187@us.ibm.com>
386 Ben Elliston <bje@au.ibm.com>
388 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
389 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
390 * target.h (struct gcc_target): Add decimal_float_supported_p.
391 * targhooks.c (default_scalar_mode_supported_p): Handle
393 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
394 of inf, nan, finite, isinf and isnan.
395 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
396 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
397 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
398 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
399 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
400 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
401 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
402 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
403 Pedwarn if decimal floating point types are used. Error if
404 decimal floating point is not supported by the target.
405 (finish_declspecs): Return type from DFP typespec_word.
406 * c-typeck.c (c_common_type): Choose the decimal floating point
407 type with the greater precision when determining a common type.
408 (convert_arguments): Warn if there is a mismatch between argument
409 and prototype for decimal float types. Warn of conversions with
410 binary float types and of precision narrowing due to prototype.
411 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
412 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
413 (c_token_starts_declspecs): Likewise.
414 (c_parser_attributes): Likewise.
415 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
416 RID_DFLOAT64, RID_DFLOAT128.
417 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
418 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
419 (shorten_compare): Convert DFP/BFP operands to a common type.
420 (c_common_modes_and_builtins): Register built-in decimal float
421 types if the target supports them.
422 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
423 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
424 inf, nan, finite, isinf and isnan builtins.
425 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
426 (builtin_define_float_constants): Assert non-decimal radix.
427 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
428 Call builtin_define_decimal_float_constants for each type.
429 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
430 flags. Use real_from_string3, which can handle binary or decimal
432 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
433 cts_dfloat64, cts_dfloat128.
434 * tree.c (build_common_tree_nodes_2): Add decimal float types.
435 * tree.h (enum tree_index): Add new enumeration values
436 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
437 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
438 (dfloat32_type_node): New macro.
439 (dfloat64_type_node, dfloat128_type_node): Likewise.
440 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
441 (dfloat128_ptr_type_node): Likewise.
442 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
443 bit decimal floating point types with "df", "dd" and "dl".
444 * c-format.h (enum format_lengths): Add new enumeration values
445 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
446 * c-format.c (printf_length_specs, scanf_length_specs): Add
447 entries for H, D, DD.
448 (print_char_table, scan_char_table): Use new entries.
449 (asm_fprintf_char_table, gcc_diag_char_table,
450 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
452 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
453 (DECIMAL64_TYPE_SIZE): Likewise.
454 (DECIMAL128_TYPE_SIZE): Likewise.
455 (TARGET_DEC_EVAL_METHOD): Likewise.
456 * doc/extend.texi (Decimal Float): New node.
457 (Constructing Calls): Document decimal float built-ins.
458 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
459 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
460 * ginclude/decfloat.h: New file.
462 2005-12-16 Alan Modra <amodra@bigpond.net.au>
464 * reload.c (find_reloads): Fix comment typo.
465 * recog.h (recog_memoized): Correct comment.
467 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
469 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
470 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
471 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
472 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
473 * doc/invoke.texi, doc/tm.texi: Fix typos.
475 2005-12-16 Ben Elliston <bje@au.ibm.com>
477 * real.c (decimal_quad_format): Correct values for emin, emax.
479 2005-12-15 DJ Delorie <dj@redhat.com>
481 * config/m32c/predicates.md (m32c_psi_scale): New.
482 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
483 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
485 2005-12-16 Jan Hubicka <jh@suse.cz>
487 PR rtl-optimization/25224
488 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
491 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
492 Steven Bosscher <stevenb@suse.de>
494 * loop-invariant.c (df): New global variable.
495 (find_defs, check_dependencies, find_invariant_insn, record_uses,
496 find_invariants_bb, find_invariants_body, find_invariants,
497 find_invariants_to_move, move_invariants, free_inv_motion_data,
498 move_single_loop_invariants, move_loop_invariants): Do not pass df in
501 2005-12-15 Jakub Jelinek <jakub@redhat.com>
503 * varasm.c (default_unique_section_1): Use special section
504 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
506 2005-12-16 Ben Elliston <bje@au.ibm.com>
508 * doc/invoke.texi (Warning Options): Document -Walways-true being
511 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
514 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
515 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
516 __floatunditf): Use #error if type sizes don't match requirements
518 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
519 as wider floating-point type. Use #error if type sizes don't
520 match requirements of implementation. Avoid overflow in computing
521 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
522 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
523 (__floatundisf, __floatundidf): Likewise.
524 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
525 * config/ia64/ia64.c (ia64_init_libfuncs): Use
526 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
527 TFmode-TImode conversions.
528 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
530 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
532 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
533 Use builtin_define_with_int_value() instead of
534 adding a new check for every new major FreeBSD version.
536 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
538 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
540 2005-12-15 Richard Sandiford <richard@codesourcery.com>
542 * config/arm/predicates.md (call_memory_operand): New.
543 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
545 2005-12-15 Andrew Haley <aph@redhat.com>
547 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
548 against prev_cache_entry == NULL when moving a cache entry to the
551 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
553 * config/mt/mt.c (mt_override_options): Require lower case
554 architectures. Revert accidental default to ms2.
555 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
556 ENDFILE_SPEC): Require lower case architectures. Revert default
559 * doc/invoke.texi (MT Options): Rename and update.
560 * doc/md.texi (MorphoTech family): Rename and update.
562 2005-12-15 Olivier Hainque <hainque@adacore.com>
564 * stor-layout.c (layout_type): Don't complain about a too small
565 an array element type size compared to its alignment when the
568 2005-12-15 Jan Hubicka <jh@suse.cz>
571 * i386.c (classify_argument): Properly adjust offset of bitfield for
574 2005-12-15 Richard Sandiford <richard@codesourcery.com>
576 * final.c (final_scan_insn): Flip in_cold_section_p when changing
577 between the hot and cold sections. Use current_function_section
578 to get the new section.
579 * dwarf2out.c (output_line_info): Use in_cold_section_p to
580 determine whether we are assembling hot or cold code.
581 (secname_for_decl, dwarf2out_var_location): Likewise.
582 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
583 * varasm.c (last_text_section): Delete.
584 (in_cold_section_p): New variable.
585 (hot_function_section): New function.
586 (current_function_section): Pass in_cold_section_p as the
587 reloc argument to select_section. Use it to decide between
588 unlikely_function_section and hot_function_section.
589 (assemble_start_function): Use switch_to_section. Set
590 in_cold_section_p instead of last_text_section.
591 (assemble_end_function): Use switch_to_section.
592 (switch_to_section): Don't set last_text_section.
593 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
594 argument to make the right choice between hot and cold sections.
596 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
598 Second part of MS1->MT renaming
599 * config/mt/mt.md (doloop_end): Call mt_add_loop.
600 (movqi, movhi): Call mt_set_memflags.
601 (*movdf_internal): Call mt_split_words.
602 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
604 (cmpsi): Store to mt_compare_op[01].
605 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
606 bungt, bunle, bunlt): Call mt_emit_cbranch.
607 (prologue): Call mt_expand_prologue.
608 (epilogu): Call mt_expend_epilogue.
609 (eh_return): Call mt_expand_eh_return.
610 (eh_epilogue): Call me_emit_eh_epilogue.
611 (conditional_trap): Store to mt_compare_op[01].
612 * config/mt/crti.asm: Adjust comment.
613 * config/mt/crtn.asm: Adjust comment.
614 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
615 (mt_compare_op0, mt_compare_op1): Renamed.
616 (current_frame_info, zero_frame_info): Adjust type.
617 (mt_ucmpsi3_libcall): Renamed.
618 (mt_flag_delayed_branch): Renamed.
619 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
620 (mt_nops_required, mt_nop_reasons): Renamed.
621 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
622 mt_debug_stack, mt_print_operand_simple_address,
623 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
624 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
625 mt_function_arg_advance, mt_arg_partial_bytes,
626 mt_pass_by_reference, mt_function_arg_boundary,
627 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
628 mt_legitimate_address_p): Renamed, adjusted.
630 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
631 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
632 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
633 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
634 mt_expand_eh_return, mt_emit_eh_prologue,
635 mt_handl_interrupt_attribute): Renamed, adjusted.
636 (mt_attribute_table): Renamed, adjusted.
637 (mt_initial_elimination_offset, mt_generate_compare,
638 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
639 mt_secondary_reload_class, mt_function_value, mt_split_words,
640 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
641 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
642 (mt_labels): Renamed.
643 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
644 mt_machine_reorg): Renamed, adjusted.
645 (mt_attribute_table: Renamed.
646 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
647 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
648 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
649 * config/mt/mt.opt (march): Set mt_cpu_string.
650 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
651 (TARGET_CPU_CPP_BUILTINS): Adjust.
652 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
654 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
655 (MT_MIN_INT): Renamed.
656 (RETURN_ADDR_RTX): Adjust.
657 (struct mt_frame_info): Renamed.
658 (current_frame_info): Adjust type.
659 (INITIAL_ELIMINATION_OFFSET): Adjust.
660 (MT_NUM_ARG_REGS): Renamed.
661 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
662 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
663 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
664 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
665 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
666 (mt_compare_op0, mt_compare_op1): Renamed.
667 * config/mt/mt-protos.h: Rename prototypes.
669 2005-12-15 Richard Guenther <rguenther@suse.de>
671 * tree-flow.h (okay_component_ref_for_subvars): Remove.
672 (get_ref_base_and_extent): Declare.
673 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
674 (get_ref_base_and_extent): New function.
675 * tree-ssa-alias.c (find_used_portions): Use it.
676 * tree-ssa-structalias.c (get_constraint_for_component_ref):
678 * tree-ssa-operands.c (get_expr_operands): Likewise.
680 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
682 * combine.c: Remove force_to_mode's fourth parameter.
683 (force_to_mode): Do not handle REG.
684 (canon_reg_for_combine): New.
685 (make_field_assignment): Use it where the removed argument was non-NULL.
687 2005-12-15 Alan Modra <amodra@bigpond.net.au>
690 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
691 error_mark_node. Make alignment params unsigned.
692 * config/rs6000/rs6000-protos.h
693 (rs6000_special_round_type_align): Update prototype.
694 (rs6000_machopic_legitimize_pic_address): Remove arg names.
696 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
698 PR rtl-optimization/25310
699 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
700 of the eliminable register when substituting into a PLUS.
702 2005-12-14 Jakub Jelinek <jakub@redhat.com>
705 * config/i386/i386.c (ix86_force_to_memory): Always use
706 SImode push for HImode in -m32.
707 (ix86_free_from_memory): Likewise.
709 2005-12-14 Richard Sandiford <richard@codesourcery.com>
711 * gcc/config/arm/arm.md: Provide a big-endian version of the
712 (zero_extend:SI (subreg:QI ...)) splitter.
714 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
716 * struct-equiv.c (note_local_live): Handle hard regs with different
719 2005-12-14 Jeff Law <law@redhat.com>
721 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
722 to a structure containing state rather than a pointer to bool.
723 (case ARRAY_REF): New code to handle folding some array references.
724 (case ADDR_EXPR): Note when we are processing expressions found
725 within an ADDRE_EXPR.
726 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
727 for state variables rather than just a pointer to a boolean.
728 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
729 handling of constant string references.
731 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
733 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
734 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
735 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
736 Move other tst* patterns to retain partial order.
738 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
740 * config/s390/s390.md ("d0", "1"): New mode attributes.
741 ("<shift>di3", "<shift>si3"): Merge.
742 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
743 ("ashrdi3", "ashrsi3"): Merge.
744 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
745 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
746 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
747 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
748 ("*ashrdi3", "*ashrsi3"): Merge.
749 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
751 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
753 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
754 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
755 ("*extendqidi2", "*extendqisi2") Merge.
756 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
757 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
758 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
759 Move some patterns to retain partial ordering.
761 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
763 * config/s390/s390.md ("atype", "length"): Rewrite.
764 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
766 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
768 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
770 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
772 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
773 PARALLELs with a mode.
775 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
777 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
780 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
782 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
784 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
788 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
791 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
793 2005-12-14 Jakub Jelinek <jakub@redhat.com>
797 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
798 DECL_P, call get_section rather than get_named_section. Supply
801 2005-12-14 Ben Elliston <bje@au.ibm.com>
803 * c-common.c (c_common_truthvalue_conversion): Generalise warning
804 for addresses converted to booleans; not just function addresses.
805 * c-typeck.c (build_binary_op): Warn for address comparisons which
806 can never be NULL (eg. func == NULL or &var == NULL).
807 * common.opt (Walways-true): New option.
808 * c-opts.c (c_common_handle_option): Set it with -Wall.
809 * doc/invoke.texi: Document it.
811 2005-12-13 Paul Brook <paul@codesourcery.com>
813 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
814 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
816 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
818 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
819 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
821 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
822 (EXTRA_MULTILIB_PARTS): Define.
824 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
826 PR rtl-optimization/20070 / part1
827 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
828 count_or_remove_death_notes with kill == -1.
829 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
830 registers if PROP_POST_REGSTACK is set.
831 (mark_used_reg): Likewise.
832 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
833 REG_UNUSED notes for stack regs.
834 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
835 to match rtx_equiv_p machinery. Change caller.
836 (outgoing_edges_match): Likewise.
837 (try_crossjump_to_edge): Use struct_equiv_block_eq
838 instead of flow_find_cross_jump.
839 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
840 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
841 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
842 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
843 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
844 (insns_match_p): Update prototype.
845 (flow_find_cross_jump): Remove prototype.
846 (struct_equiv_block_eq, struct_equiv_init): Declare.
847 (rtx_equiv_p, condjump_equiv_p): Likewise.
848 * struct-equiv.c: Include reload.h.
849 (IMPOSSIBLE_MOVE_FACTOR): Define.
850 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
851 (struct_equiv_improve_checkpoint): Likewise.
852 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
853 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
854 (struct_equiv_merge, find_dying_input): Likewise.
855 (resolve_input_conflict, note_local_live): Likewise.
856 (death_notes_match_p): Change parameters and processing
857 to match rtx_equiv_p machinery. Change caller.
858 (insns_match_p): Likewise.
859 (flow_find_cross_jump): Replace with:
860 (struct_equiv_block_eq).
862 Back out this change:
863 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
864 * recog.c (verify_changes): Make it static.
865 * recog.h: Remove the corresponding prototype.
867 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
869 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
872 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
874 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
875 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
876 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
877 TARGET_MS1_64_001 appropriately.
878 (ms1_machine_reorg): Use TARGET_MS2.
880 2005-12-13 Jakub Jelinek <jakub@redhat.com>
884 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
885 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
886 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
887 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
888 Set mode to SI, adjust constraints.
889 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
890 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
893 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
895 * c-cppbuiltin.c (builtin_define_float_constants): Add
896 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
897 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
898 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
899 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
900 to "((double)%sL)" otherwise "%s".
902 2005-12-13 Paul Brook <paul@codesourcery.com>
904 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
907 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
909 * tree-flow.h: Allow compilation with a C++ compiler.
910 (struct edge_prediction): Prefix all field names with "ep_".
911 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
912 (tree_predict_edge, combine_predictions_for_bb): Likewise.
913 (remove_predictions_associated_with_edge): Likewise.
915 2005-12-12 Jeff Law <law@redhat.com>
917 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
919 * passes.c (init_optimization_passes): Run reassociation again
920 after loop optimizations.
922 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
924 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
926 (optimize_stmt): Ditto.
927 (canonicalize_comparison): New function.
928 * tree-ssa-operands.c (swap_tree_operands): Make external.
929 (get_expr_operands): Stop auto-canonicalization.
930 * tree-ssa-reassoc.c: Rewrite.
931 (init_optimization_passes):
932 * tree-flow.h (swap_tree_operands): Prototype.
933 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
935 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
938 indicate function epilogue has been output.
939 (pa_asm_output_mi_thunk): Likewise.
940 (output_deferred_plabels): Put plabels in readonly data section when
941 not generating PIC code.
942 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
943 information. Add assert.
944 (som_output_comdat_data_section_asm_op): New function.
945 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
946 instead of output_section_asm_op for COMDAT sections.
948 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
950 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
951 Fix whitespace in vincinity of to-be-installed changes.
952 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
953 (insns_match_p): Likewise.
955 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
957 * config.gcc (ms1): Replace with ...
959 * config/ms1: Rename to ...
960 * config/mt: ... here. Rename ms1 files to mt.
961 * config/mt/mt.c: Adjust gt-mt.h #include.
962 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
963 (crti.o, crtn.o): Adjust file names.
965 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
967 * varray.h: Allow compilation with a C++ compiler.
968 (union varray_data_tag): Prefix all field names with "vdt_".
969 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
970 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
971 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
972 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
973 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
974 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
975 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
976 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
977 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
978 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
979 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
980 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
981 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
982 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
983 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
984 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
985 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
986 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
987 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
988 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
989 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
990 VARRAY_TOP_TREE_PTR): Likewise.
991 * varray.c (varray_grow): Likewise.
992 (varray_clear): Likewise.
994 2005-12-12 Alan Modra <amodra@bigpond.net.au>
997 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
998 alignment to doubleword if the first field is a double array.
999 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1001 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1003 * tree-ssa-structalias.c (process_constraint): Remove code to
1004 transform addressofs into scalar.
1005 (create_variable_info_for): In whole-program IPA, globals don't
1006 point to ANYTHING by default.
1008 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1010 * timevar.def (TV_IPA_PTA): New.
1011 * tree-pass.h (pass_ipa_pta): New
1012 * tree-ssa-structalias.c: Include cgraph.h
1014 (predbitmap_obstack): New.
1015 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1016 (struct constraint_stats): Add num_edges.
1017 (new_var_info): Don't call bitmap_clear.
1018 (struct constraint_edge): Update docs.
1019 (new_constraint_edge): Remove src param.
1020 (struct constraint_graph): Add zero_weight_succs,
1021 zero_weight_preds. Update docs.
1022 (constraint_expr_equal): Reformat.
1023 (constraint_edge_equal): Update for removal of src.
1024 (constraint_edge_less): Ditto.
1025 (constraint_edge_vec_find): Ditto.
1026 (erase_graph_self_edge): Update for removal of src and and zero
1028 (clear_edges_for_node): Ditto.
1029 (add_graph_edge): Ditto.
1030 (get_graph_weights): Ditto.
1031 (allocate_graph_weights): Ditto.
1032 (merge_graph_nodes): Ditto.
1033 (int_add_graph_edge): Ditto.
1034 (valid_graph_edge): Ditto.
1035 (valid_weighted_graph_edge): Ditto.
1036 (build_constraint_graph): Ditto.
1038 (collapse_nodes): Ditto.
1039 (process_unification_queue): Ditto.
1040 (topo_visit): Ditto.
1041 (solve_graph): Ditto.
1042 (do_structure_copy): Ditto.
1043 (perform_var_substitution): Ditto.
1044 Init and release obstack.
1045 (handle_ptr_arith): Try to resolve directly.
1046 (find_func_aliases): Don't call update_alias_info here
1047 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1048 (do_sd_constraint): Add code for propagating faster.
1050 (do_ds_constraint): Ditto.
1051 (count_num_arguments): New function.
1052 (create_function_info_for): Ditto.
1053 (create_variable_info_for): Handle FUNCTION_DECL.
1054 (intra_create_variable_infos): Use make_constraint_to_anything.
1055 (init_alias_vars): Init obstacks here.
1056 (need_to_solve): Handle zero weight graph changes.
1057 (compute_points_to_sets): Call update_alias_info here.
1058 (delete_points_to_sets): Free zero weight preds/succs here.
1059 (gate_ipa_pta): New.
1060 (ipa_pta_execute): New
1062 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1064 * tree-ssa-structalias.c (var_anyoffset): Removed.
1065 (anyoffset_tree): Ditto.
1066 (anyoffset_id): Ditto.
1067 (do_deref): Take vector of constraints, no return value.
1068 Update to work on vector.
1069 (get_constraint_for): Ditto.
1070 (get_constraint_for_component_ref): Ditto.
1071 (do_structure_copy): Ditto.
1072 (handle_ptr_arith): Ditto.
1073 (find_func_aliases): Ditto.
1074 (set_uids_in_ptset): Remove anyoffset handling.
1075 (init_base_vars): Ditto.
1077 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1080 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1081 DECL_EXTERNAL functions have no bodies. Tidy.
1083 2005-12-10 Andreas Schwab <schwab@suse.de>
1085 * except.c (switch_to_exception_section): Only define if
1086 TARGET_UNWIND_INFO is not defined.
1088 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1090 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1091 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1093 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1095 * output.h (init_section, fini_section): Delete.
1096 * varasm.c (init_section, fini_section): Delete.
1097 (init_varasm_once): Don't initialize them.
1098 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1099 there are no corresponding varasm.c variables.
1101 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1103 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1104 of EH_FRAME_SECTION_NAME into...
1105 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1106 if it is still null.
1107 * except.c (default_exception_section): Delete, moving most
1109 (switch_to_exception_section): ...this new function. Set
1110 exception_section if it is still null, then switch to it.
1111 (output_function_exception_table): Use switch_to_exception_section.
1112 * varasm.c (exception_section, eh_frame_section): Update comments.
1113 (get_section): Hoist use of SECTION_NAMED.
1114 (init_varasm_once): Don't set exception_section and eh_frame_section.
1115 * output.h (default_exception_section): Delete.
1116 (default_eh_frame_section): Delete.
1118 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1120 * config/bfin/bfin.c: Include "cgraph.h".
1121 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1122 Return the reg that holds the pointer to the GOT.
1123 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1124 doing stack checking.
1126 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1128 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1129 recompute_tree_invarant_for_addr_expr.
1130 Update uses everywhere.
1132 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1134 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1135 (MULTILIB_DIRNAMES): Define.
1137 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1140 * config/s390/s390.c (struct s390_address): New field literal_pool.
1141 (s390_decompose_address): Compute literal_pool field. Do not
1142 assume register %r13 is always (and solely) used as pool base.
1143 (s390_extra_constraint_str): Use literal_pool field.
1145 2005-12-09 Thiemo Seufer <ths@networkno.de>
1147 * config/mips/mips.c (override_options): Don't allow too small
1148 integers in FP registers.
1150 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1152 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1153 targetm.binds_local_p to check for local function calls.
1155 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1158 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1159 call_used_regs can't be used to save reg in another reg.
1161 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1162 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1164 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1166 * except.c (output_ttype): Likewise.
1167 * tree-object-size.c (collect_object_sizes_for): Likewise.
1168 (check_for_plus_in_loops_1): Likewise.
1169 (check_for_plus_in_loops): Likewise.
1170 (compute_object_sizes): Use gcc_unreachable instead of abort.
1172 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1174 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1175 (loop_end, loop_init, doloop_end): New insns.
1176 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1177 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1178 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1179 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1180 * config/ms1/ms1.c: #include basic-block.h
1181 (struct machine_function): Add has_loops field.
1182 (ms1_add_loop): New.
1183 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1184 (struct loop_info, struct loop_work): New.
1185 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1186 (ms1_reorg_loops): New loop optimization.
1187 (ms1_machine_reorg): Call it.
1188 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1190 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1192 PR tree-optimization/25248
1193 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1194 evolution_of_loop from the failed attempt. Remove handling
1197 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1199 * tree.h (DECL_EXTERNAL): Clarify documentation.
1201 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1202 Jakub Jelinek <jakub@redhat.com>
1205 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1206 argument. Don't drop outer ANDs.
1207 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1208 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1210 * config/s390/predicates.md (setmem_operand): Remove.
1211 (shift_count_operand): Rename to...
1212 (shift_count_or_setmem_operand): ... this. Adjust
1213 s390_decompose_shift_count caller.
1214 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1215 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1216 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1217 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1218 rotl<mode>3_and, setmem_long_and): New insns.
1219 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1220 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1221 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1222 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1223 of shift_count_operand.
1224 (setmem_long): Use shift_count_or_setmem_operand instead of
1227 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1228 Andreas Tobler <a.tobler@schweiz.ch>
1230 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1233 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1235 * expr.c (force_operand): Use convert_to_mode for conversions.
1237 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1239 * reload.h (reg_equiv_invariant): Declare.
1240 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1241 register also when reg_equiv_invariant[R] is set.
1243 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1244 Andreas Tobler <a.tobler@schweiz.ch>
1246 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1248 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1250 * tree-ssa-pre.c (bitmap_set_and): New function.
1251 (bitmap_set_and_compl): New function.
1252 (bitmap_set_empty_p): New function.
1253 (insert_extra_phis): New function.
1254 (compute_avail): Use insert_extra_phis.
1256 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1258 * config/s390/s390.c (s390_expand_atomic): New function.
1259 Adjust comment of helper functions.
1260 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1261 * config/s390/s390.md ("ATOMIC"): New code macro.
1262 ("atomic"): Corresponding new code attribute.
1263 ("sync_lock_test_and_set[hq]i",
1264 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1266 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1268 * config/s390/s390.c (s390_expand_mask_and_shift,
1269 struct alignment_context, init_alignment_context,
1270 s390_expand_cs_hqi): New.
1271 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1272 * config/s390/s390.md ("sync_compare_and_swaphi",
1273 "sync_compare_and_swapqi"): New pattern.
1275 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1277 Fix PR tree-optimization/25291
1278 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1279 redundant and crashing check.
1281 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1284 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1285 tests further when !strict && reload_in_progress.
1286 (print_operand): Check that both operands of indexed address are regs.
1287 (print_operand_address): Likewise.
1288 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1289 (INT_REG_OK_FOR_BASE_P): Correct.
1291 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1293 Preparation for PR rtl-optimization/20070 / part1
1294 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1295 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1296 outgoing_edges_match.
1297 (outgoing_edges_match): Use condjump_equiv_p.
1298 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1300 * struct-equiv.c: New file.
1301 (death_notes_match_p) New function, broken out of insns_match_p.
1302 * Makefile.in (OBJS-common): Add struct-equiv.o.
1303 (struct-equiv.o): New target.
1305 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1307 * coretypes.h: Revert previous change.
1308 * config/darwin.h: Revert previous reversion.
1309 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1311 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1313 * coretypes.h (section): Provide dummy definition for target files.
1314 * config/darwin.h: Revert previous change.
1316 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1318 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1319 * configure.ac: Remove all.build and install-normal from target_list
1320 * configure: Regenerate.
1321 * Makefile.in (install): Don't depend on install-normal.
1323 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1325 * Makefile.in: Document the use of stamps.
1327 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1329 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1330 * Makefile.in: Add code to compute some dependencies on s-gtype
1331 automatically. Remove the declaration of those dependencies.
1333 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1335 * gcc/reload.c (push_secondary_reload): Fix typo:
1336 s/insn_constraint/scratch_constraint/.
1338 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1340 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1342 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1344 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1345 (alpha_elf_select_rtx_section): Return the selected section rather
1346 than emitting assembly code.
1347 (alpha_write_linkage): Emit a ".link" directive directly and then
1348 set in_section to NULL.
1349 (vms_asm_out_constructor): Use switch_to_section.
1350 (vms_asm_out_destructor): Likewise.
1351 (unicosmk_output_common): Set in_section to NULL instead of calling
1352 the dummy common_section function.
1353 (unicosmk_text_section): Delete in favor of...
1354 (unicosmk_output_text_section_asm_op): ...this new function.
1355 (unicosmk_data_section): Delete in favor of...
1356 (unicosmk_output_data_section_asm_op): ...this new function.
1357 (unicosmk_init_sections): New function.
1358 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1359 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1360 the dummy ssib_section function.
1361 (unicosmk_section_buf): Delete.
1362 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1363 (unicosmk_data_section): Delete.
1364 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1365 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1366 (SECTION_FUNCTION_TEMPLATE): Delete.
1367 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1368 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1369 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1370 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1371 (TARGET_ASM_INIT_SECTIONS): Define.
1372 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1373 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1374 (link_section, literals_section): Delete.
1375 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1376 set in_section to NULL.
1378 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1379 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1380 (COMMON_SECTION): Delete.
1381 (TARGET_ASM_INIT_SECTIONS): Define.
1382 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1383 the dummy common_section function.
1384 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1385 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1386 between readonly_data_section and text_section to check whether
1387 read-only data is being put in the text section.
1388 (arm_output_function_epilogue): Use switch_to_section.
1389 (arm_elf_asm_constructor): Likewise.
1390 (thumb_call_via_reg): Replace call to in_text_section with
1391 a comparison between in_section and text_section.
1392 (arm_file_end): Use switch_to_section.
1393 (aof_text_section): Delete in favor of...
1394 (aof_output_text_section_asm_op): ...this new function.
1395 (aof_data_section): Delete in favor of...
1396 (aof_output_data_section_asm_op): ...this new function.
1397 (aof_asm_init_sections): New function.
1398 (zero_init_section): Moved from config/arm/aof.h.
1399 (aof_dump_imports, aof_file_start): Use switch_to_section.
1400 * config/arm/arm.h (thumb_call_via_label): Update comment.
1401 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1402 (common_section): Delete.
1403 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1404 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1405 global switch_to_section function instead of the old port-local one.
1406 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1407 (SWITCH_TO_SECTION_FUNCTION): Delete.
1408 (drectve_section): Redefine as a macro.
1409 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1410 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1413 * config/avr/avr.c (progmem_section): New variable.
1414 (avr_output_progmem_section_asm_op): New function.
1415 (avr_asm_init_sections): New function.
1416 (avr_output_addr_vec_elt): Use switch_to_section.
1417 * config/avr/avr.h (progmem_section): Declare.
1418 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1419 (READONLY_DATA_SECTION): Delete.
1420 (TARGET_ASM_INIT_SECTIONS): Define.
1421 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1422 * config/avr/avr-protos.h (progmem_section): Delete.
1424 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1426 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1427 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1429 * config/darwin-sections.def: New file.
1430 * config/darwin.c: Define all sections in darwin-sections.def.
1431 (output_objc_section_asm_op, darwin_init_sections): New functions.
1432 (machopic_output_indirection): Use switch_to_section.
1433 (machopic_select_section): Return the selected section rather than
1434 emitting assembly code. Replace the static function table with
1435 inline conditional expressions. Update the tests of last_text_section
1436 and move them into the FUNCTION_DECL block.
1437 (machopic_select_rtx_section): Return the selected section rather than
1438 emitting assembly code.
1439 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1440 (darwin_file_end): Use switch_to_section.
1441 * config/darwin.h: Use darwin-sections.def to declare sections.
1442 (INIT_SECTION_ASM_OP): Remove empty definition.
1443 (HAS_INIT_SECTION): Define this instead.
1444 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1445 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1446 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1447 (TARGET_ASM_INIT_SECTIONS): Define.
1448 * config/darwin-protos.h (darwin_init_sections): Declare.
1449 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1450 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1451 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1452 (constructor_section, destructor_section, mod_init_section): Delete.
1453 (mod_term_section): Delete.
1454 (darwin_exception_section, darwin_eh_frame_section): Delete.
1455 (machopic_select_section): Return a section.
1456 (machopic_select_rtx_section): Likewise.
1457 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1458 (const_section, const_coal_section, const_data_section): Delete.
1459 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1460 (literal4_section, literal8_section, constructor_section): Delete.
1461 (mod_init_section, mod_term_section, destructor_section): Delete.
1462 (objc_class_section, objc_meta_class_section, objc_category_section)
1463 (objc_class_vars_section, objc_instance_vars_section): Delete.
1464 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1465 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1466 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1467 (objc_symbols_section, objc_module_info_section): Delete.
1468 (objc_image_info_section, objc_protocol_section): Delete.
1469 (objc_string_object_section, objc_constant_string_object_section)
1470 (objc_class_names_section, objc_meth_var_names_section): Delete.
1471 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1472 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1473 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1474 (darwin_exception_section, darwin_eh_frame_section): Delete.
1475 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1477 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1478 (frv_asm_out_destructor): Likewise.
1479 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1480 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1481 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1483 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1484 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1485 (data_section): Delete.
1487 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1488 (DRECTVE_SECTION_FUNCTION): Delete.
1489 (drectve_section): Redefine as a macro that sets in_section after
1490 emitting the directive.
1491 (SWITCH_TO_SECTION_FUNCTION): Delete.
1492 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1493 in_text_section with comparison between in_section and text_section.
1494 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1495 rather than emitting assembly code. Use get_named_section.
1496 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1498 (machopic_output_stub): Use switch_to_section.
1499 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1500 (nwld_named_section_asm_out_destructor): Use get_section and
1503 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1504 rather than emitting assembly code.
1505 (ia64_rwreloc_select_section): Likewise.
1506 (ia64_rwreloc_select_rtx_section): Likewise.
1507 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1508 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1510 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1511 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1513 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1514 section rather than emitting assembly code.
1515 (iq2000_select_section): Likewise.
1516 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1517 (sbss_section): Delete.
1519 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1520 and get_named_section.
1521 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1523 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1524 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1525 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1526 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1528 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1529 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1530 global switch_to_section function instead of the old port-local one.
1531 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1532 (SWITCH_SECTION_FUNCTION): Delete.
1533 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1534 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1535 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1536 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1538 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1539 global switch_to_section function instead of the old port-local one.
1540 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1542 * config/mips/mips.c (mips_file_start): Update comment.
1543 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1544 (mips_output_aligned_decl_common): Use switch_to_section.
1545 (mips_select_rtx_section): Return the section rather than emitting
1546 assembly code. Use get_named_section.
1547 (mips_function_rodata_section: Likewise get_section.
1548 (build_mips16_function_stub): Use switch_to_section.
1549 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1550 (SDATA_SECTION_ASM_OP): Delete.
1551 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1552 (EXTRA_SECTION_FUNCTIONS): Delete.
1554 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1555 (mmix_asm_output_aligned_local): Use switch_to_section.
1557 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1558 (som_one_only_readonly_data_section): New variables.
1559 (pa_output_function_epilogue): Set in_section to NULL instead of
1560 calling forget_section.
1561 (output_deferred_plabels): Use select_section.
1562 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1563 of calling forget_section.
1564 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1565 (pa_asm_output_aligned_local): Use select_section.
1566 (som_text_section_asm_op): Delete in favor of...
1567 (som_output_text_section_asm_op): ...this new function.
1568 (pa_som_asm_init_sections): New function.
1569 (pa_select_section): Return the section rather than emitting
1571 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1572 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1573 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1574 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1575 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1576 (som_readonly_data_section, som_one_only_readonly_data_section)
1577 (som_one_only_data_section, forget_section): Delete.
1578 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1579 (TARGET_ASM_INIT_SECTIONS): Define.
1580 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1582 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1583 (private_data_section, read_only_private_data_section): New variables.
1584 (sdata2_section, toc_section): New variables.
1585 (rs6000_file_start): Use switch_to_section.
1586 (rs6000_assemble_integer): Use comparisons against in_section
1587 instead of calling in_toc_section and in_text_section. Use
1588 unlikely_text_section_p.
1589 (rs6000_elf_output_toc_section_asm_op): New function, derived
1590 from the old rs6000/sysv4.h toc_section function.
1591 (rs6000_elf_asm_init_sections): New function.
1592 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1593 the section rather than emitting assembly code.
1594 (machopic_output_stub): Use switch_to_section.
1595 (toc_section): Delete dummy function.
1596 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1597 switch_to_section and get_section.
1598 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1599 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1600 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1601 the old rs6000/xcoff.h toc_section function.
1602 (rs6000_xcoff_asm_init_sections): New function.
1603 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1604 the section rather than emitting assembly code.
1605 (rs6000_xcoff_file_start): Use switch_to_section.
1606 (rs6000_xcoff_file_end): Likewise.
1607 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1608 (sdata2_section, sbss_section, private_data_section): Delete.
1609 (read_only_data_section, read_only_private_data_section): Delete.
1610 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1611 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1612 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1613 (FINI_SECTION_FUNCTION): Delete.
1614 (TARGET_ASM_INIT_SECTIONS): Define.
1615 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1616 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1617 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1618 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1619 (READONLY_DATA_SECTION): Delete.
1620 (TARGET_ASM_INIT_SECTIONS): Define.
1621 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1622 to NULL rather than no_section.
1623 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1625 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1627 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1628 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1629 from call to current_function_section.
1631 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1632 (bss100_section): New variable.
1633 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1634 (xstormy16_asm_init_sections): New function.
1635 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1636 switch_to_section and get_section.
1637 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1638 from calls to current_function_section.
1639 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1640 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1641 (TARGET_ASM_INIT_SECTIONS): Define.
1642 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1644 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1645 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1646 (FINI_SECTION_FUNCTION): Delete.
1648 * config/v850/v850.c: Include gt-v850.h.
1649 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1650 (zbss_section): New variables.
1651 (v850_output_aligned_bss): Use switch_to_section.
1652 (v850_asm_init_sections): New function.
1653 (v850_select_section): Return the section rather than emitting
1655 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1656 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1657 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1658 (TARGET_ASM_INIT_SECTIONS): Define.
1659 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1660 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1661 (zbss_section): Delete.
1663 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1665 * config/vx-common.h (vxworks_exception_section): Delete.
1666 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1668 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1669 section rather than emitting assembly code.
1670 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1673 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1674 * coretypes.h (section): New union and typedef.
1675 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1676 from call to current_function_section.
1677 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1678 (dbxout_symbol_location): Use switch_to_section.
1679 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1680 most of the code into...
1681 (default_eh_frame_section): ...here. Return a section.
1682 (collect2_eh_frame_section): Delete, moving most of the code into..
1683 (switch_to_eh_frame_section): ...this new function.
1684 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1685 (debug_macinfo_section, debug_line_section, debug_loc_section)
1686 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1688 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1689 eh_frame_section. Use switch_to_section and get_section.
1690 (dwarf2out_begin_prologue): Use switch_to_section.
1691 (AT_string_form): Check the flags in debug_str_section instead of
1692 DEBUG_STR_SECTION_FLAGS.
1693 (output_comp_unit): Use switch_to_section, get_section, and
1695 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1696 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1697 from call to current_function_section.
1698 (dwarf2out_var_location): Use unlikely_text_section_p.
1699 (dwarf2out_source_line): Use switch_to_section. Remove argument
1700 from call to current_function_section.
1701 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1702 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1703 debug_macinfo_section.
1704 (dwarf2out_init): Initialize the new section variables. Use them
1705 instead of calls to named_section_flags. Use switch_to_section.
1706 (output_indirect_string): Use switch_to_section and debug_str_section.
1707 (dwarf2out_finish): Use switch_to_section and the new section
1709 * except.c (default_exception_section): Return the section instead
1710 of emitting assembly code.
1711 (output_function_exception_table): Use the global exception_section
1712 variable instead of the target hook. Use switch_to_section. Remove
1713 argument from call to current_function_section.
1714 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1715 (shorten_branches): Use pointer comparisons to detect whether the
1716 text section is the same as readonly_data_section.
1717 (profile_function): Use switch_to_section. Remove argument from
1718 call to current_function_section.
1719 (final_scan_insn): Likewise. Update use of last_text_section.
1720 * gengtype.c (open_base_files): Add an include of output.h.
1721 * output.h (text_section, data_section, readonly_data_section)
1722 (ctors_section, dtors_section, bss_section, init_section)
1723 (fini_section, sdata_section): Turn into section pointers.
1724 (in_text_section, in_unlikely_text_section, exports_section)
1725 (drectve_section, named_section, mergeable_string_section)
1726 (last_text_section_name): Delete.
1727 (default_exception_section, default_eh_frame_section): Return sections.
1728 (SECTION_DECLARED, SECTION_NAMED): New macros.
1729 (SECTION_MACH_DEP): Bump value.
1730 (section_common, named_section, unnamed_section): New structures.
1731 (unnamed_section_callback): New typedef.
1732 (section): New union.
1733 (sbss_section, exception_section, eh_frame_section): New variables.
1734 (in_section, last_text_section): Turn into section pointers.
1735 (get_unnamed_section, get_section, get_named_section): New functions.
1736 (mergeable_constant_section, function_section): Return a section.
1737 (unlikely_text_section): Likewise.
1738 (current_function_section): Likewise. Remove the decl argument.
1739 (unlikely_text_section_p, switch_to_section): New functions.
1740 (output_section_asm_op): New function.
1741 (set_named_section_flags, named_section_flags, named_section_real)
1742 (named_section_first_declaration): Delete.
1743 (default_select_section, default_elf_select_section): Return a section.
1744 (default_elf_select_section_1, default_function_rodata_section)
1745 (default_no_function_rodata_section, default_select_rtx_section)
1746 (default_elf_select_rtx_section): Likewise.
1747 * rtl.h (in_data_section): Delete.
1748 * sdbout.c (sdbout_one_type): Use switch_to_section.
1749 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1750 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1751 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1752 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1753 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1754 (TARGET_ASM_OUT): Update after above changes.
1755 * target.h (init_sections): New hook.
1756 (exception_section, eh_frame_section): Delete.
1757 (select_section, select_rtx_section, function_rodata_section): Return
1758 a section rather than emitting assembly code.
1759 * varasm.c (text_section, data_section, readonly_data_section)
1760 (ctors_section, dtors_section, bss_section, init_section)
1761 (fini_section): Turn into section pointers.
1762 (sdata_section, sbss_section, exception_section): New variables.
1763 (eh_frame_section): New variable.
1764 (in_section): Make global and turn into a section pointer.
1765 (last_text_section): Turn into a section pointer.
1766 (unnamed_sections): New variable.
1767 (in_named_name, last_text_section_name): Delete.
1768 (EXTRA_SECTION_FUNCTIONS): Delete.
1769 (in_named_entry): Delete.
1770 (section_htab): New variable, replacing...
1771 (in_named_htab): ...this deleted variable.
1772 (section_entry_eq, section_entry_hash): New functions, based on...
1773 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1774 (get_unnamed_section, get_section): New functions.
1775 (unlikely_text_section): Return a section instead of emitting
1777 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1778 (get_named_section_flags, named_section_first_declaration): Delete.
1779 (unlikely_text_section_p): New function.
1780 (named_section_real, named_section): Delete.
1781 (get_named_section): New function.
1782 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1783 (function_section): Return a section rather than emitting
1785 (current_function_section): Likewise. Remove argument. Use
1786 last_text_section if nonnull, otherwise use function_section.
1787 (default_function_rodata_section): Return a section rather than
1788 emitting assembly code. Use get_section.
1789 (default_no_function_rodata_section): Return a section rather than
1790 emitting assembly code.
1791 (variable_section): Use switch_to_section and get_named_section.
1792 (mergeable_string_section): Return a section rather than emitting
1793 assembly code. Use get_section. Make static. Don't take special
1794 countermeasures for empty strings.
1795 (mergeable_constant_section): Return a section rather than emitting
1796 assembly code. Use get_section.
1797 (default_named_section_asm_out_destructor): Use switch_to_section
1799 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1800 (default_named_section_asm_out_constructor): Use switch_to_section
1802 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1803 (assemble_start_function): Likewise. Set last_text_section to
1804 NULL rather than no_section. Change the type of save_section.
1805 (assemble_zeros, assemble_variable): Use the section flags to detect
1806 whether or not a section is text.
1807 (assemble_static_space): Use switch_to_section.
1808 (assemble_trampoline_template): Likewise.
1809 (output_constant_def_contents): Use switch_to_section and
1811 (output_constant_pool_1): Use switch_to_section. Use the section
1812 flags to see whether sections contain mergeable data.
1813 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1814 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1815 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1816 whether a section has already been declared.
1817 (default_select_section, default_elf_select_section): Return a
1818 section rather than emitting assembly code.
1819 (default_elf_select_section_1): Likewise. Use bss_section for
1820 SECCAT_BSS if nonnull. Use get_named_section.
1821 (default_select_rtx_section): Return a section rather than
1822 emitting assembly code.
1823 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1824 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1825 (output_section_asm_op, switch_to_section): New functions.
1826 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1829 * doc/tm.texi: Expand the introduction to the sections documentation.
1830 (TRAMPOLINE_SECTION): Document new interface.
1831 (SDATA_SECTION_ASM_OP): Document new macro.
1832 (READONLY_DATA_SECTION): Delete.
1833 (SDATA_SECTION_ASM_OP): Document new macro.
1834 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1835 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1836 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1837 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1838 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1840 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1842 * gcc.c (init_gcc_specs): Match braces inside conditionally
1845 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1847 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1849 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1852 * tree.c (integer_all_onesp): Always return true if all bits on.
1854 * testsuite/g++.dg/init/array0.C: New.
1856 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1858 * doc/md.texi: Adapt to implementation.
1860 2005-12-06 Andreas Schwab <schwab@suse.de>
1862 * opts.c (decode_options): Fix typo in message.
1864 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1867 * longlong.h: Merge PPC tests from upstream.
1869 2005-12-06 Richard Guenther <rguenther@suse.de>
1871 * fold-const.c (fold_convert): Do not build and fold
1872 CONVERT_EXPR, but always use NOP_EXPR.
1874 2005-12-06 Jan Beulich <jbeulich@novell.com>
1876 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1877 __builtin_ia32_paddq and __builtin_ia32_subq.
1878 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1879 __builtin_ia32_pshufw.
1880 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1882 2005-12-05 James E Wilson <wilson@specifix.com>
1885 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1888 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1890 * print-tree.c (print_node): Ditto.
1891 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1892 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1893 before accessing DECL_ARTIFICIAL.
1894 Handle new tag tree codes.
1895 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1897 (unmodifiable_var_p): Ditto.
1898 * tree-flow.h (mem_tag_kind): Remove.
1899 (struct var_ann_d): Remove mem_tag_kind member.
1900 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1901 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1902 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1903 (group_aliases): Ditto.
1904 (setup_pointers_and_addressables): Ditto.
1905 (is_escape_site): Ditto.
1906 (may_alias_p): Ditto.
1907 (create_tag_raw): New function.
1908 (create_memory_tag): Use it.
1909 (dump_alias_info): Update for tags.
1910 (may_be_aliased): Ditto.
1911 (add_type_alias): Ditto.
1912 (new_type_alias): Ditto.
1913 (create_sft): Ditto.
1914 (create_structure_vars): Ditto.
1915 * tree-ssa-ccp.c (get_default_value): Ditto.
1916 * tree-ssa-operands.c (get_expr_operands): Ditto.
1917 (add_stmt_operand): Ditto.
1918 (add_call_clobber_ops): Remove duplicated condition.
1919 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1921 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1922 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1923 * tree.c (init_ttree): Update structures for new tree codes.
1924 (tree_code_size): Update sizes for new tree codes.
1925 (make_node_stat): Don't try to set common things on minimal
1927 (tree_node_structure): Update for tags.
1928 (is_global_var): Ditto.
1929 * tree.def: Add new tree codes.
1930 * tree.h (MTAG_P): New macro.
1931 (TREE_MEMORY_TAG_CHECK): Ditto.
1932 (SSA_VAR_P): Update for tags.
1933 (struct tree_memory_tag): New structure.
1934 (MTAG_GLOBAL): New macro.
1935 (union tree_node): Add memory tag member.
1936 * treestruct.def (TS_MEMORY_TAG): New.
1938 2005-12-05 Dale Johannesen <dalej@apple.com>
1940 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1941 what was approved (PR 24323).
1943 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1945 * doc/c-tree.texi (Function Bodies): Remove description of
1948 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1950 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1951 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1952 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1953 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1954 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1955 __divxc3): Document.
1957 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1959 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1961 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1962 hook_bool_void_false.
1963 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1964 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1966 * config/darwin.c (machopic_select_section): It's not defined
1967 as weak if it's only marked as weak_import.
1969 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1972 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1973 A hidden weak object does bind locally. Strong linkonce data
1974 counts like any other strong symbol for binding.
1975 (weak_finish_1): Don't specially handle weakrefs, they no longer
1977 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1978 * c-common.c (handle_alias_attribute): Allow static aliases
1980 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1981 * gthr-dce.h: Make weakrefs static.
1982 * gthr-tpf.h: Likewise.
1983 * gthr-solaris.h: Likewise.
1984 * gthr-posix.h: Likewise.
1985 * gthr-posix95.h: Likewise.
1986 * config/darwin.c (darwin_encode_section_info): static weakref
1987 variables are not necessarily defined in this translation unit.
1988 * doc/extend.texi (Function Attributes): Mention that an alias
1989 attribute creates a definition for the thing it's attached to.
1990 Change the documentation for weakref to say that the thing
1991 it's attached to must be static.
1993 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1994 we don't go into an infinite loop.
1996 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1998 * config/rs6000/predicates.md (logical_const_operand): Split
1999 out of logical_operand.
2000 (logical_operand): Use it.
2001 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2002 logical_const_operand.
2004 2005-12-05 Jan Beulich <jbeulich@novell.com>
2006 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2007 and IX86_BUILTIN_CMPNESS.
2008 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2009 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2010 * config/i386/i386.md (movti_internal): Correct type attribute.
2011 Simplify mode attribute.
2012 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2013 Correct type attribute.
2014 (absxf2): Correct operator.
2015 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2016 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2017 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2019 (sse2_vmsqrtv2df2): Correct mode attribute.
2021 2005-12-05 Jan Beulich <jbeulich@novell.com>
2023 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2024 16 bits. Provide insn pattern for this case.
2026 2005-12-05 Jan Beulich <jbeulich@novell.com>
2028 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2030 (__popcountDI2): Likewise.
2032 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2035 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2036 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2037 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2040 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2042 * c-typeck.c (null_pointer_constant_p): New function.
2043 (build_conditional_expr, build_c_cast, convert_for_assignment,
2044 build_binary_op): Use it.
2046 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2048 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2049 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2051 (check_function_arguments_recurse): Allow both NOP_EXPR and
2052 CONVERT_EXPR but check conversions preserve precision.
2053 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2054 but check conversions preserve precision.
2055 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2058 2005-12-04 Roger Sayle <roger@eyesopen.com>
2061 * common.opt (Wstring-literal-comparison): New command line option.
2062 * c-opts.c (c_common_handle_option): Set it with -Wall.
2063 * c-typeck.c (parser_build_binary_op): Issue warning if either
2064 operand of a comparison operator is a string literal, except for
2065 testing equality or inequality against NULL.
2067 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2069 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2071 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2072 of building a NOP_EXPR.
2073 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2075 * c-convert.c (convert): Use fold_convert instead of building
2076 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2077 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2079 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2080 NOP_EXPR the same as CONVERT_EXPR.
2081 * c-typeck.c (build_function_call): Use fold_convert instead of
2082 building a NOP_EXPR directly.
2083 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2085 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2087 PR rtl-optimization/25197
2088 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2091 2005-12-02 Stuart Hastings <stuart@apple.com>
2093 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2096 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2098 * c-typeck.c (default_function_array_conversion,
2099 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2100 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2101 orig_op2. Don't check them for NOP_EXPR.
2102 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2103 around integer zero.
2105 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2107 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2108 toc_save_offset, toc_size, lr_size.
2109 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2110 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2111 Adjust for removal of unused rs6000_stack_t fields.
2112 (debug_stack_info): Adjust.
2113 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2114 first, and don't bother checking for set/inc of lr on sibcalls.
2115 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2117 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2120 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2121 5 if operand 1 is not aligned. Undo previous constraint change.
2122 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2124 2005-12-02 Richard Guenther <rguenther@suse.de>
2126 * tree.h (build): Remove prototype.
2127 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2128 * tree.c (build): Remove.
2129 (build0_stat): Update comment.
2131 2005-12-02 Richard Guenther <rguenther@suse.de>
2133 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2134 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2136 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2137 maybe_fold_offset_to_component_ref): Likewise.
2138 * tree-ssa-dom.c (thread_across_edge,
2139 simplify_rhs_and_lookup_avail_expr,
2140 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2142 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2143 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2144 lower_try_finally_switch): Likewise.
2145 * tree-if-conv.c (add_to_dst_predicate_list,
2146 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2147 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2148 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2149 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2150 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2151 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2152 gimplify_init_ctor_eval, gimplify_init_constructor,
2153 gimplify_variable_sized_compare, gimplify_boolean_expr,
2154 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2155 gimplify_expr, gimplify_body, gimplify_function_tree,
2156 force_gimple_operand): Likewise.
2157 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2158 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2159 mx_register_decls): Likewise.
2160 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2161 get_frame_field, finalize_nesting_tree_1): Likewise.
2162 * tree-inline.c (setup_one_parameter): Likewise.
2163 * tree-vect-transform.c (vectorizable_condition): Likewise.
2164 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2166 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2167 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2168 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2169 * tree-chrec.h (build_polynomial_chrec): Likewise.
2171 2005-12-02 Richard Guenther <rguenther@suse.de>
2173 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2174 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2175 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2176 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2177 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2178 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2179 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2181 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2182 sh_adjust_unroll_max): Likewise.
2183 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2184 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2185 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2187 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2189 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2192 2005-12-02 Richard Guenther <rguenther@suse.de>
2194 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2195 simplify_cond_using_ranges): Use buildN instead of build.
2196 * tree-tailcall.c (adjust_accumulator_values,
2197 adjust_return_value): Likewise.
2198 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2199 generate_element_copy, generate_element_zero,
2200 generate_one_element_init): Likewise.
2201 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2202 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2203 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2204 perfect_nestify): Likewise.
2206 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2208 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2210 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2212 * ggc.h (GGC_RESIZEVEC): New.
2214 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2216 * gcc.c (execute): Improve readability.
2218 2005-12-02 Richard Guenther <rguenther@suse.de>
2220 * tree-cfg.c (mark_used_vars): New function.
2221 (dump_function_to_file): Dump only used VAR_DECLs.
2223 2005-12-02 Richard Guenther <rguenther@suse.de>
2225 * convert.c (convert_to_integer): Fix compare for nonpositive
2226 constant to use tree_int_cst_sgn <= 0.
2228 2005-12-02 Richard Guenther <rguenther@suse.de>
2230 * convert.c (convert_to_integer): Use fold_convert instead
2231 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2232 instead of comparing against 0. Use build_int_cst instead
2233 of converting integer_zero_node.
2235 2005-12-02 Richard Guenther <rguenther@suse.de>
2237 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2240 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2243 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2246 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2249 * function.c (expand_function_end): Emit blockage for unwinder
2252 2005-12-01 Roger Sayle <roger@eyesopen.com>
2254 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2255 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2256 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2257 integer constant comparisons.
2259 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2260 Janis Johnson <janis187@us.ibm.com>
2261 David Edelsohn <dje@watson.ibm.com>
2262 Ben Elliston <bje@au.ibm.com>
2264 * dfp.h, dfp.c: New files.
2265 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2266 (DECNUM_H): Likewise.
2267 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2268 (INCLUDES): Append $(DECNUMINC).
2269 (OBJS-common): Add dfp.o.
2271 * real.h (EXP_BITS): Pinch one bit to ..
2272 (struct real_value): Add decimal field.
2273 (real_format): Change table size, update documentation.
2274 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2275 (real_from_string3): Declare.
2276 (decimal_single_format): Declare.
2277 (decimal_double_format): Declare.
2278 (decimal_quad_format): Declare.
2279 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2280 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2281 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2282 * real.c: Include dfp.h.
2283 (normalize): Early return for decimal floats.
2284 (do_add): Zero decimal field.
2285 (do_compare): Call do_decimal_compare for decimal floats.
2286 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2287 (real_arithmetic): Call decimal_real_arithmetic for decimal
2288 floating point operands.
2289 (real_identical): If a and b are of differing radix, return false.
2290 (real_to_integer): Call decimal_real_to_integer if the value is a
2292 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2293 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2294 (real_to_hexadecimal): Place "N/A" in the return string for
2296 (real_from_string3): New variant, given a mode.
2297 (real_maxval): Use decimal_real_maxval for decimal floats.
2298 (round_for_format): Use decimal_round_for_format for decimals.
2299 (real_convert): Use decimal_real_convert where appropriate.
2300 (significand_size): Handle base 10.
2301 (encode_decimal_single, decode_decimal_single,
2302 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2303 decode_decimal_quad): New functions.
2304 (decimal_single_format): New.
2305 (decimal_double_format): New.
2306 (decimal_quad_format): New.
2307 * machmode.def: Add SD, DD and TD decimal floating point modes.
2308 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2309 Include MODE_DECIMAL_FLOAT.
2310 (DECIMAL_FLOAT_MODE_P): New.
2311 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2312 * genmodes.c (struct mode_data): Add counter field.
2313 (struct mode_data): Update comment for format.
2314 (blank_mode): Initialise counter field.
2315 (new_mode): Increment counter field for each mode defined.
2316 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2318 (make_complex_modes): Handle modes containing `D'.
2319 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2320 (make_decimal_float_mode): New.
2321 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2322 (cmp_modes): Compare counter field if other characteristics
2324 (emit_real_format_for_mode): Support formats for decimal floats.
2325 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2326 Document MODE_DECIMAL_FLOAT.
2328 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2330 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2333 2005-12-01 Richard Henderson <rth@redhat.com>
2335 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2337 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2341 * config/pa/pa.c (pa_init_builtins): If we detect
2342 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2345 2005-12-01 Richard Guenther <rguenther@suse.de>
2347 * fold-const.c (fold_binary): Use fold_build2, not
2350 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2352 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2354 * vec.h (VEC_block_remove): New.
2356 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2359 * c-common.c (lvalue_error): Fix wording.
2361 2005-12-01 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2364 thinko in last patch.
2366 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2368 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2369 than -flat_namespace.
2371 2005-12-01 Ben Elliston <bje@au.ibm.com>
2373 * mklibgcc.in: Parameterise the script to build soft float
2374 functions by iterating over each type, rather than cloning the
2377 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2380 * builtins.c (fold_builtin_fputs): Defer check for missing
2381 replacement functions.
2383 2005-11-30 Kean Johnston <jkj@sco.com>
2385 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2386 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2388 2005-11-30 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/22501
2391 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2392 function split out from ...
2393 (forward_propagate_addr_expr): ... here. Use it to propagate
2394 ADDR_EXPRs to all uses.
2396 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2398 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2399 * builtins.c (expand_builtin_mathfn): Use them.
2400 (expand_builtin_mathfn_2): Likewise.
2401 (expand_builtin_mathfn_3): Likewise.
2402 (expand_builtin_int_roundingfn): Likewise.
2403 (expand_builtin): Likewise.
2404 (integer_valued_real_p): Likewise.
2405 (fold_builtin_int_roundingfn): Likewise.
2406 (fold_builtin_bitop): Likewise.
2407 (fold_builtin_logarithm): Likewise.
2408 (fold_builtin_1): Likewise.
2409 * convert.c (convert_to_integer): Likewise.
2410 * fold-const.c (negate_mathfn_p): Likewise.
2411 (tree_expr_nonnegative_p): Likewise.
2413 2005-11-30 Dale Johannesen <dalej@apple.com>
2414 Andrew Pinski <pinskia@physics.uc.edu>
2416 * combine.c (find_split_point): Sign extend bitmask
2417 when changing bitfield assignment to IOR of AND.
2419 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2421 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2422 clobber to scratch reg.
2423 (*decrement_and_branch_until_zero_no_clobber): Remove.
2424 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2425 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2426 * config/ms1/ms1.opt (mmul): Remove.
2427 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2428 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2430 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2431 Bernd Schmidt <bernd.schmidt@analog.com>
2433 * pa/predicates.md (symbolic_operand): Add comment.
2434 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2435 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2436 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2437 (pa_secondary_reload_class): Delete.
2438 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2439 and pa_secondary_reload_class. Reorder some checks. Update inline
2440 copy of symbolic operand.
2441 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2443 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2445 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2448 2005-11-30 Jeff Law <law@redhat.com>
2450 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2451 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2453 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2455 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2456 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2457 (ia64_expand_move): Adjust caller.
2459 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2460 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2463 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2465 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2466 Always produce an output if we can remove NEGs or canonicalize
2467 (minus (minus ...)) expressions. Provide a fast path for the
2469 (simplify_gen_binary): Do not call simplify_plus_minus.
2470 (simplify_binary_operation_1): Reassociate at the end of the
2473 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2475 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2476 moves and unpack to speed up.
2478 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2480 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2481 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2482 (gen_v9_scc): Update callers.
2483 * config/sparc/sparc.md: Likewise.
2484 * config/sparc/sparc-protos.h: Update extern declaration.
2486 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2488 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2490 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2493 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2495 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2496 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2497 (negate_expr): Here.
2499 2005-11-29 Ben Elliston <bje@au.ibm.com>
2501 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2502 Fix typo in comment.
2504 2005-11-29 Ben Elliston <bje@au.ibm.com>
2506 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2507 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2509 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2513 * builtins.c (init_target_chars): New.
2514 (expand_builtin_printf, expand_builtin_fprintf,
2515 expand_builtin_sprintf, fold_builtin_sprintf,
2516 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2517 fold_builtin_snprintf_chk, fold_builtin_printf,
2518 fold_builtin_fprintf): Check for matching format strings using
2521 2005-11-29 Paul Brook <paul@codesourcery.com>
2523 * config.gcc: Do not use fixproto on m68k-elf.
2525 2005-11-28 Roger Sayle <roger@eyesopen.com>
2527 * expmed.c (div_cost): Replace with...
2528 (sdiv_cost, udiv_cost): New.
2529 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2530 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2531 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2532 (expand_divmod): Replace use of div_cost with either sdiv_cost
2533 or udiv_cost depending upon the signedness of the operation.
2535 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2538 * config/darwin.c (machopic_indirection_name,
2539 machopic_output_indirection): Follow transparent alias chain.
2541 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2543 * varasm.c (ultimate_transparent_alias_target): Add comment.
2545 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2547 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2548 SET_SRC instead of XEXP where appropriate.
2550 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2552 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2555 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2557 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2558 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2561 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2563 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2564 secondary_input_reload_class, made static. Adapt to new
2566 (secondary_output_reload_class): Delete.
2567 (TARGET_SECONDARY_RELOAD): New macro.
2568 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2569 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2571 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2574 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2575 when its natural alignment is > BITS_PER_UNIT.
2576 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2577 * c-common.c (handle_packed_attribute): Ignore packing on a field
2578 whose type is naturally char aligned.
2580 2005-11-28 Richard Guenther <rguenther@suse.de>
2582 * c-common.c (strict_aliasing_warning): Handle all
2583 component-ref like accesses.
2585 2005-11-28 Roger Sayle <roger@eyesopen.com>
2586 Uros Bizjak <uros@kss-loka.si>
2589 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2590 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2591 when flag_unsafe_math_optimizations is set and
2592 we don't care about NaNs or Infinities.
2594 Move x/expN(y) and x/pow(y,z) transformation into common
2595 flag_unsafe_math_optimizations section.
2597 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2599 * gcc.c (main): Change type of argv to "char **".
2601 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2603 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2604 small data sections.
2605 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2606 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2607 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2608 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2609 output locals to sbss if !rs6000_elf_in_small_data_p.
2610 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2612 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2615 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2616 generated by reload.
2617 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2618 indexed_or_indirect_address.
2619 (indexed_or_indirect_address): Don't test for base reg. Call
2620 address_operand last. Make it a special predicate.
2622 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2624 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2626 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2629 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2631 (negate_expr): Likewise.
2633 2005-11-27 Andreas Schwab <schwab@suse.de>
2635 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2638 2005-11-27 Steven Bosscher <stevenb@suse.de>
2640 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2641 has EH predecessor edges.
2643 2005-11-26 Eric Christopher <echristo@apple.com>
2645 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2646 register stalls by zero extending to the full register.
2648 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2650 * config/floatunsisf.c, config/floatunsidf.c,
2651 config/floatunsixf.c, config/floatunsitf.c: New files.
2652 * config/ia64/t-hpux: Add floatunsitf.c.
2653 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2654 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2656 2005-11-26 Richard Henderson <rth@redhat.com>
2658 * c-lex.c (pragma_lex): Rename from c_lex.
2659 * c-pch.c: Update for pragma_lex rename.
2660 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2661 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2662 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2663 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2664 * doc/tm.texi: Likewise.
2666 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2669 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2670 when overflow is undefined.
2672 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2674 * doc/md.texi (Insn Canonicalizations): Refer to the
2675 function commutative_operand_precedence for further rules.
2677 2005-11-25 Roger Sayle <roger@eyesopen.com>
2680 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2681 is less than zero. Limit mult_cost to a reasonable upper bound for
2682 the synthetic multiplication sequence.
2684 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2687 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2688 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2689 Lookup the explicit replacement functions for any unlocked
2690 stdio builtin transformations.
2692 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2694 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2696 * targhooks.c (default_secondary_reload): Don't require operand 2
2697 for an input reload to be earlyclobber.
2699 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2701 * fold-const.c (negate_mathfn_p): Fix comment and add support
2702 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2705 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2708 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2709 _Q_ulltoq for unsigned conversions from SImode and DImode to
2712 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2714 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2715 (__floatundidf, __floatundisf): Likewise.
2717 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2719 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2720 (rs6000_override_options): Remove initialization of
2721 rs6000_sr_alias_set.
2722 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2723 (rs6000_emit_stack_tie): Same.
2724 (emit_frame_save): Same.
2725 (gen_frame_mem_offset): Same.
2726 (rs6000_emit_prologue): Same.
2727 (rs6000_emit_epilogue): Same.
2729 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2732 * fold-const.c (fold_build): Convert bool_var != 1 and
2733 bool_var == 0 to !bool_var.
2735 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2738 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2739 for C being INTEGER_CST. Likewise for !=.
2741 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2744 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2745 unsigned conversions from SImode to TFmode.
2747 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2749 * expr.c (expand_expr_real_1): Fix error in last change.
2751 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2753 * caller-save.c: (this_insn_sets): Move into:
2754 (save_call_clobbered_regs).
2755 (mark_set_regs): Get this_insn_sets from data.
2757 (save_call_clobbered_regs): Take sets of the return value by
2758 sibcalls into account.
2760 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2763 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2764 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2765 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2766 (memory_move_secondary_cost, init_reg_autoinc): Remove
2767 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2768 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2769 secondary_reload_class call.
2770 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2772 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2773 (push_secondary_reload): Use secondary_reload target hook.
2774 (secondary_reload_class, scratch_reload_class): New functions.
2775 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2776 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2777 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2778 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2779 (secondary_reload_class, scratch_reload_class): Declare.
2780 * reload1.c: Include target.h.
2781 (reload_adjust_reg_for_temp): New function.
2782 (reload_adjust_reg_for_icode): Likewise.
2783 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2784 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2786 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2787 for inheritance. Support case when both secondary & tertiary reloads
2788 are for intermediate registers.
2789 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2790 with secondary_reload_class call. Support case when both secondary
2791 & tertiary reloads are for intermediate registers.
2792 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2793 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2794 * target.h (secondary_reload_info): New struct / typedef.
2795 (struct gcc_target): New member secondary_reload.
2796 * targhooks.c Include reload.h, optabs.h and recog.h.
2797 (default_secondary_reload): New function.
2798 * targhooks.h (default_secondary_reload): Declare.
2799 * doc/tm.texi: Document secondary_reload target hook. Update
2800 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2801 * doc/md.texi: Likewise.
2803 * sh-protos.h (sh_secondary_reload): Declare.
2804 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2805 (sh_secondary_reload): New function.
2806 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2807 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2808 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2809 (HAVE_SECONDARY_RELOADS): Define.
2810 * sh.md (reload_indf): Rename to:
2812 (reload_outdf): Rename to:
2813 (reload_outdf__RnFRm).
2814 (reload_insf): Rename to:
2816 (reload_insi): Rename to:
2817 (reload_insi__i_fpul).
2819 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2821 * configure.ac: Require at least texinfo 4.4.
2822 * configure: Regenerate.
2824 * doc/install.texi (Tools/packages necessary for building GCC):
2825 Update required version of texinfo to at least 4.4.
2826 (Installing GCC: Building): Update required version of texinfo
2828 (Installing GCC: Final installation): Update required version
2829 of texi2dvi to at least 4.4.
2830 (Host/target specific installation notes for GCC): Update required
2831 version of texinfo to at least 4.4.
2833 2005-11-24 Richard Guenther <rguenther@suse.de>
2834 Dirk Mueller <dmueller@suse.de>
2837 * c-common.h (strict_aliasing_warning): Declare.
2838 * c-common.c (strict_aliasing_warning): New function,
2840 * c-typeck.c (build_c_cast): ... here.
2842 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2844 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2846 (swap_commutative_operands_with_target): New.
2848 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2850 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2851 also when doing PRE, rather than only for global CPROP.
2853 2005-11-24 Ben Elliston <bje@au.ibm.com>
2855 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2856 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2858 (expand_twoval_unop): Likewise.
2859 (widen_clz): Likewise.
2860 (expand_parity): Likewise.
2861 (expand_unop): Likewise.
2862 (emit_cmp_and_jmp_insn_1): Likewise.
2863 (prepare_float_lib_cmp): Likewise.
2865 2005-11-24 Ben Elliston <bje@au.ibm.com>
2867 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2868 Remove unused `class' variable.
2870 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2873 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2874 C/C++ diagnostic function warn_array_subscript_with_type_char.
2875 * c-common.h (warn_array_subscript_with_type_char): Declare.
2876 * c-common.c (warn_array_subscript_with_type_char): Define.
2878 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2881 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2882 compiling at the intersection of C and C++.
2884 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2886 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2887 List @file in the option summary. Include the libiberty
2888 documentation for @file.
2889 * gcc.c (main): Call expandargv.
2890 * Makefile.in (gcc-vers.texi): Define srcdir.
2892 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2894 * passes.c (init_optimization_passes): Document
2895 sequencing of passes.
2897 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2899 * config/m68k/predicates.md (pcrel_address, extend_operator,
2900 post_inc_operand, pre_dec_operand): Remove redundant
2902 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2904 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2906 2005-11-23 Ben Elliston <bje@au.ibm.com>
2908 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2910 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2912 Preparatory work for PR target/21623:
2913 * alpha.c (secondary_reload_class): Rename to:
2914 (alpha_secondary_reload_class).
2915 * alpha.h, alpha-protos.h: Likewise.
2916 * mn10300.c (secondary_reload_class): Rename to:
2917 (mn10300_secondary_reload_class).
2918 * mn10300.h, mn10300-protos.h: Likewise.
2919 * pa.c (secondary_reload_class): Rename to:
2920 (pa_secondary_reload_class).
2921 * pa.h, pa-protos.h: Likewise.
2922 * rs6000.c (secondary_reload_class): Rename to:
2923 rs6000_secondary_reload_class.
2924 * rs6000.h, rs6000-protos.h: Likewise.
2926 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2929 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2931 2005-11-22 Ian Lance Taylor <ian@airs.com>
2933 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2935 (prepare_cmp_insn): Likewise.
2937 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2940 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2941 if both operands[0] and operands[1] are memory.
2943 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2946 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2947 COMPARISON_CLASS_P and an integral types create create a new
2948 expression with the new type and fold that.
2950 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2953 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2954 to SUBTARGET_OS_CPP_BUILTINS.
2956 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2958 * arm.c (emit_set_insn): New function.
2959 (arm_split_constant): Call it.
2960 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2961 (arm_legitimize_address): Likewise. Use plus_constant.
2962 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2963 (thumb_expand_prologue): Likewise.
2964 (arm_gen_load_multiple): Use VOIDmode in SET.
2965 (arm_gen_store_multiple): Likewise.
2966 (vfp_emit_fstmx): Likewise. Use plus_constant.
2967 (emit_multi_reg_push): Likewise.
2968 (emit_sfm): Use plus_constant.
2970 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2973 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2976 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2979 * expmed.c (store_bit_field): Don't attempt to insv a field
2980 larger than the reg.
2982 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2985 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2986 explicit sign extension, not a (char) cast.
2988 2005-11-22 Ben Elliston <bje@au.ibm.com>
2990 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2991 GET_MODE_CLASS (x) == MODE_FLOAT.
2992 * config/i386/i386.c: Likewise.
2993 * config/rs6000/xcoff.h: Likewise.
2994 * config/rs6000/linux64.h: Likewise.
2995 * config/rs6000/rs6000.c: Likewise.
2996 * config/rs6000/rs6000.h: Likewise.
2997 * config/rs6000/predicates.md: Likewise.
2998 * config/rs6000/sysv4.h: Likewise.
3000 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3005 * config/alpha/freebsd.h, config/alpha/linux.h,
3006 config/arm/linux-elf.h, config/bfin/bfin.h,
3007 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3008 config/i386/beos-elf.h, config/i386/gnu.h,
3009 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3010 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3011 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3012 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3013 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3014 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3015 config/sparc/linux.h, config/sparc/linux64.h,
3016 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3018 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3019 are both defined when either flag -fpic or -fPIC are used.
3021 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3023 * config/fp-bit.c (clzusi): New function.
3024 (si_to_float, usi_to_float): Use it to compute proper shift.
3025 (usi_to_float): Preserve guard bits when shifting right.
3026 * libgcc-std.ver (GCC_4.2.0): New version.
3027 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3028 __floatundisf): New functions.
3029 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3030 __floatundisf): Declare.
3031 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3032 _floatundixf, and _floatunditf.
3033 * optabs.c (expand_float): If target does not define a pattern for
3034 signed or unsigned conversion, use an unsigned libcall instead of
3036 (init_optabs): Initialize ufloat_optab.
3038 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3040 * config/rs6000/rs6000.opt (mmulhw): New option.
3041 * doc/invoke.texi (-mmulhw): Document.
3042 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3044 * config/rs6000/rs6000.md: Add half-word multiply and
3045 multiply-accumulate instructions for 405 and 440.
3047 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3049 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3050 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3051 default now includes a linker group which makes the RTEMS one nest.
3053 2005-11-22 Ben Elliston <bje@au.ibm.com>
3055 * cse.c (fold_rtx): Typo fix.
3056 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3058 2005-11-21 Richard Henderson <rth@redhat.com>
3060 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3061 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3063 * c-tree.h (lookup_name): Move declaration ...
3064 * c-common.h (lookup_name): ... here.
3065 * config/darwin-c.c: Include c-common.h.
3066 * config/t-darwin: Update dependencies.
3068 2005-11-22 Ben Elliston <bje@au.ibm.com>
3070 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3071 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3072 * genopinit.c (gen_insn): Likewise.
3073 * reload.c (find_equiv_reg): Likewise.
3074 * loop.c (load_mems): Likewise.
3075 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3076 * cse.c (find_comparison_args, fold_rtx): Likewise.
3077 * dwarf2out.c (add_const_value_attribute): Likewise.
3078 * expr.c (convert_move): Likewise.
3079 * recog.c (general_operand, register_operand): Likewise.
3080 * reg-stack.c (replace_reg): Likewise.
3081 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3082 * c-common.c (handle_vector_size_attribute): Likewise.
3083 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3084 (simplify_binary_operation_1): Likewise.
3085 (simplify_const_binary_operation): Likewise.
3086 (simplify_relational_operation): Likewise.
3087 (simplify_const_relational_operation): Likewise.
3088 (simplify_immed_subreg): Likewise.
3089 * emit-rtl.c (gen_lowpart_common): Likewise.
3090 * expmed.c (expand_mult): Likewise.
3091 * stor-layout.c (layout_type): Likewise.
3093 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3096 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3097 cst2 only for SPE vectors.
3099 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3102 * config/rs6000/predicates.md (vrsave_operation): Check
3103 UNSPEC_VOLATILE value.
3105 2005-11-21 Jan Hubicka <jh@suse.cz>
3107 PR tree-optimization/24653
3108 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3110 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3112 * config/i386/predicates.md (ax_reg_operand): New predicate.
3113 (memory_displacement_only_operand): New predicate.
3114 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3115 operand is AX register and the other operand is memory operand
3116 with displacement only.
3118 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3120 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3121 if we don't care about NaNs or Infinities.
3123 2005-11-20 Ian Lance Taylor <ian@airs.com>
3125 PR rtl-optimization/24883
3126 * combine.c (combinable_i3pat): When checking whether the
3127 destination of i3 is used in i3, consider paradoxical subregs.
3129 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3132 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3134 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3136 * combine.c (try_combine): Do not run subst on i1src and i2src in
3137 the case of generating a PARALLEL for a comparison.
3139 2005-11-20 Richard Henderson <rth@redhat.com>
3142 * tree-sra.c (struct sra_elt): Add all_no_warning.
3143 (struct sra_walk_fns) <use>: Add use_all argument.
3144 (sra_walk_expr): Pass it.
3145 (sra_walk_modify_expr): Likewise.
3146 (scalarize_ldst): Likewise.
3147 (scan_use): Update for new argument.
3148 (mark_no_warning): New.
3149 (scalarize_use): Use it.
3151 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3153 * expr.c (expand_expr_real): Use usmul_optab for widening
3154 signed * unsigned multiplies.
3155 * genopinit.c (optabs): Add usmul_widen_optab.
3156 * optabs.c (init_optabs): Likewise.
3157 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3158 (usmul_widen_optab): Define.
3159 * config/bfin/bfin.md (usmulhisi3): New pattern.
3161 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3163 2005-11-20 Graham Stott <btinternet.com>
3165 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3167 2005-11-20 Andreas Schwab <schwab@suse.de>
3170 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3173 2005-11-19 Richard Henderson <rth@redhat.com>
3176 * tree-gimple.c (is_gimple_id): Export.
3177 * tree-gimple.h (is_gimple_id): Declare.
3178 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3179 (get_default_value): Use it.
3180 (maybe_fold_stmt_indirect): Likewise.
3182 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3184 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3185 than VR1 or vice-versa.
3187 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3191 * reload.c (find_reloads_address_1): Mention dependency on
3193 * reload1.c (gen_reload): For IN with an unary operation, try
3194 moving inner expression to OUT if trivial SET is not valid.
3195 Confirm that the result is valid. Move common code block into...
3196 (emit_insn_if_valid_for_reload): New function.
3198 2005-11-19 Richard Guenther <rguenther@suse.de>
3200 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3201 ARRAY_REFs of constant strings.
3203 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3205 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3206 fatal format string.
3208 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3210 * combine.c (make_compound_operation): Swap operands of
3211 commutative operation if necessary before returning.
3213 2005-11-19 Richard Guenther <rguenther@suse.de>
3216 * fold-const.c (fold_plusminus_mult_expr): New function.
3217 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3218 cases, remove now unnecessary code.
3220 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3222 * gensupport.c (old_preds): Rename to std_preds, add special field.
3223 (struct old_pred_table): Rename to struct std_pred_table, add special
3225 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3226 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3227 (init_predicate_table): Adjust, and set along the way whether a
3228 predicate is special.
3230 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3232 * BASE-VER: Change to 4.2.0.
3234 2005-11-18 James E Wilson <wilson@specifix.com>
3236 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3239 2005-11-18 Mike Stump <mrs@apple.com>
3241 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3242 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3243 * c-decl.c (lookup_name_two) Remove.
3244 * c-tree.h (lookup_name_two): Remove.
3245 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3246 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3247 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3248 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3250 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3253 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3254 when not generating code to use that co-processor.
3256 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3258 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3259 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3260 these functions are now in tree-phinodes.c.
3262 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3264 * config/bfin/bfin.md (trap): New pattern.
3266 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3268 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3271 * expr.c (expand_expr_real): Don't call record_block_change unless
3272 ib_boundaries_block is non-null
3274 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3276 * fold-const.c (build_range_check): Use proper type for subtraction
3277 when merging lower bound.
3279 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3281 PR rtl-optimization/24497
3282 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3285 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3287 * tree-scalar-evolution.c (expression_expensive_p): New function.
3288 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3290 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3292 * config/bfin/crtlibid.s: New file.
3294 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3297 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3298 when not using sjlj exceptions.
3299 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3300 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3301 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3302 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3303 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3304 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3305 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3306 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3307 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3308 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3309 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3310 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3311 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3313 * config/pa/hpux-unwind.h: New file.
3315 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3317 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3318 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3319 * varasm.c (do_assemble_alias): Adjust call.
3320 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3322 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3324 2005-11-17 James E Wilson <wilson@specifix.com>
3326 * tree.def (FUNCTION_DECL): Correct typo in comment.
3328 2005-11-17 Richard Henderson <rth@redhat.com>
3330 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3331 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3332 and DW_CFA_def_cfa_sf.
3333 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3334 (dbx_reg_number): Don't assert particular registers here.
3335 (based_loc_descr): ... do it here instead. Fold in ...
3336 (eliminate_reg_to_offset): ... this function.
3337 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3338 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3339 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3340 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3341 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3342 (instantiate_virtual_regs): Likewise.
3343 * var-tracking.c (adjust_stack_reference): Likewise.
3344 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3346 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3348 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3349 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3350 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3352 ($(T)crtlibid.o): New rule.
3354 2005-11-16 Richard Guenther <rguenther@suse.de>
3357 * fold-const.c (extract_array_ref): Return byte offset
3359 (fold_binary): Fold &x[a] CMP &x[b] to
3360 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3363 2005-11-16 Richard Henderson <rth@redhat.com>
3366 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3367 parts of an SSA_NAME.
3369 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3372 * arm.md (split for movsf with immediate): Restrict split to insns
3373 that set a general register.
3375 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3377 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3379 * unwind-dw2.c (uw_advance_context): Likewise.
3380 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3381 _Unwind_SjLj_Unregister.
3382 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3384 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3386 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3388 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3390 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3391 langhook to get a DImode integer type.
3393 2005-11-16 Richard Henderson <rth@redhat.com>
3394 J"orn Rennecke <joern.rennecke@st.com>
3395 Ulrich Weigand <uweigand@de.ibm.com>
3399 * reload1.c (reg_equiv_invariant): New.
3400 (reload): Allocate, initialize, and free it.
3401 (calculate_needs_all_insns): Check it when skipping equivalence
3403 (alter_reg): Likewise.
3404 (eliminate_regs_1): Rename from eliminate_regs. Add new
3405 may_use_invariant argument; only use reg_equiv_invariant when true.
3406 (eliminate_regs): New.
3407 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3408 a context for which may_use_invariant may be true.
3410 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3412 * fold-const.c (const_binop): Don't constant fold the operation
3413 if the result has overflowed and flag_trapping_math.
3414 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3416 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3418 * config/arm/unwind-arm.c (abort): Add prototype here.
3419 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3420 (struct phase1_vrs): Add prev_sp.
3421 (unwind_phase2_forced): Save the original core registers instead of
3422 modifying entry_vrs. Take a new flag argument for resuming unwinding
3423 and set action flags accordingly. Always set _US_END_OF_STACK when
3424 get_eit_entry fails. Unwind before calling the stop function.
3425 (_Unwind_GetCFA): New function.
3426 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3427 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3428 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3429 just call unwind_phase2_forced.
3430 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3431 * config/arm/unwind-arm.h (abort): Remove prototype.
3432 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3434 (_Unwind_GetCFA): New prototype.
3435 * config/arm/pr-support.c (abort): Add prototype here.
3436 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3438 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3439 not schedule the prologue with non-call exceptions and EABI.
3441 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3443 * config/arm/unwind-arm.h: Reorder interface function declarations.
3444 (_URC_END_OF_STACK): New enumeration value.
3445 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3446 (struct _Unwind_Control_Block): Document reserved field use.
3447 (_Unwind_Stop_Fn): New typedef.
3448 (_Unwind_ForcedUnwind): Declare.
3449 (_Unwind_Resume_or_Rethrow): Declare.
3450 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3452 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3453 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3454 (UCB_FORCED_STOP_ARG): New.
3455 (search_EIT_table): Update boundary condition checks.
3456 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3457 (unwind_phase2): Replace for with do..while.
3458 (unwind_phase2_forced): New.
3459 (__gnu_Unwind_RaiseException): Replace for with do..while.
3460 (__gnu_Unwind_ForcedUnwind): New.
3461 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3462 Use appropriate phase2 unwinder.
3463 (__gnu_Unwind_Resume_or_Rethrow): New.
3464 (__gnu_unwind_pr_common): Cope with forced unwinding.
3466 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3469 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3471 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3472 roundsf2): Remove "s" from mnemonic.
3474 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3476 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3478 * config/bfin/crtn.s: Change epilogues to match.
3479 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3480 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3481 __PIC__ and __pic__.
3483 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3486 * doc/invoke.texi: Distinguish between free and fixed form instead of
3487 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3489 * gcc.c (default_compilers): Remove double entries, add entries for
3490 suffixes '.F90' and '.F95'.
3492 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3494 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3495 in the stack probing loop.
3497 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3499 * configure.ac: Use .machine power5 not power5x.
3500 * configure: Regenerate.
3502 2005-11-15 Mike Stump <mrs@apple.com>
3504 * c-decl.c (lookup_name_two): Add.
3505 * c-tree.h (lookup_name_two): Likewise.
3506 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3507 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3509 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3511 PR rtl-optimization/23392
3512 * regrename.c (enum scan_actions) Add mark_access.
3513 (scan_actions_name): Ditto.
3514 (scan_rtx_reg): Handle mark_access.
3515 (scan_rtx_address): Do nothing for mark_access.
3516 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3517 and regs in REG_INC notes before closing chains for dead regs.
3518 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3519 opening chains for new writes.
3521 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3523 * c.opt (ffixed-line-length-none): New.
3525 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3527 * mklibgcc.in: Change contents of eh_dummy.c.
3529 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3531 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3533 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3535 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3537 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3539 2005-11-15 Jan Hubicka <jh@suse.cz>
3541 * invoke.texi (large-unit-insns): Document.
3542 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3543 * params.def (large-unit-insns): New param.
3545 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3548 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3549 special register for operand 3. Reindent constraints to align
3552 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3554 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3555 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3556 * configure.ac: Add test for FP rounding instructions.
3557 * configure: Regenerate.
3558 * config.in: Regenerate.
3559 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3560 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3562 * config/rs6000/rs6000.opt (mfprnd): New.
3563 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3564 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3565 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3566 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3567 (TARGET_FPRND): New.
3568 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3570 (btrunc<mode>2): New.
3572 (floor<mode>2): New.
3573 (round<mode>2): New.
3575 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3577 * gcc.c (version_compare_spec_function): Use fatal() rather than
3580 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3581 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3582 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3584 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3587 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3588 on -mmacosx-version-min setting.
3590 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3593 * tree-vrp.c (infer_value_range): Return false if STMT is a
3594 block terminator and its basic block has no successors.
3596 2005-11-14 Mike Stump <mrs@apple.com>
3598 * config/i386/i386.c (override_options): -masm=intel isn't
3599 supported on darwin.
3600 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3602 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3604 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3605 vfork after including auto-host.h.
3607 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3609 PR rtl-optimization/22002
3610 * combine.c (distribute_notes): Detect cases where a reg dies
3611 two or more times in a bb, including on the insn we are combining,
3612 and place the death note on the correct range.
3614 2005-11-14 Dale Johannesen <dalej@apple.com>
3616 * expmed.c (store_bit_field): Add offset unconditionally for
3618 (extract_bit_field): Don't force extzv or extv operand into
3619 a register if field is too big.
3621 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3623 * config/arm/arm.c (pic_labelno): New.
3624 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3625 LABEL_REF. Pass only the labelno to PIC insns.
3626 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3627 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3628 * arm.md (UNSPEC_PIC_LABEL): New constant.
3629 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3630 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3631 Use the correct label prefix.
3633 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3635 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3638 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3640 * loop-invariant.c: Include tm_p.h.
3641 * Makefile.in: Updated.
3643 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3645 * pa.c (store_reg): Revise generation of frame notes in large frames.
3646 (set_reg_plus_d): Likewise.
3648 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3650 PR tree-optimization/24709
3651 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3654 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3656 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3657 and duplicate declaration of pthread_self.
3659 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3660 Ian Lance Taylor <ian@airs.com>
3663 * calls.c (expand_call): If TARGET is a MEM and some part of the
3664 argument area has been saved, force TARGET to a register.
3666 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3668 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3671 2005-11-13 Jason Merrill <jason@redhat.com>
3674 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3675 lazily declared methods.
3676 (force_decl_die): Stop if forcing out the context already make a
3678 (force_type_die): Likewise.
3680 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3683 * builtins.c (integer_valued_real_p): Add break in
3684 REAL_CST having TREE_OVERFLOW set.
3686 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3688 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3689 addressing modes during calculation of costs.
3691 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3693 * function.c (assign_stack_local_1): Restrict sanity check
3694 on frame size overflow to 32-bit and above platforms.
3696 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3698 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3699 * config/cris/cris.c: Include reload.h.
3700 (cris_initial_elimination_offset): New function.
3701 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3704 2005-11-12 Richard Guenther <rguenther@suse.de>
3706 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3708 2005-11-12 Jan Hubicka <jh@suse.cz>
3710 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3711 to compare against 0 when possible.
3713 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3715 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3716 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3717 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3718 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3721 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3723 * recog.c (constrain_operands) <case 'g'>: For a match, require
3724 that a non-register matches general_operand when strict >= 0.
3726 2005-11-11 Steven Bosscher <stevenb@suse.de>
3728 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3731 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3733 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3734 (memory_address_same): New.
3735 (dse_optimize_stmt): Call memory_address_same.
3737 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3740 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3741 ZERO_EXTEND>: New cases.
3743 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3745 * longlong.h (__clz_tab): Always provide.
3747 2005-11-11 Steven Bosscher <stevenb@suse.de>
3750 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3752 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3753 before check_maybe_invariant.
3754 (move_invariant_reg): Use gen_move_insn instead of replacing
3755 SET_DEST with the temporary for the invariant.
3756 (move_loop_invariants): If checking is enabled, do internal
3757 consistency checks after completing the pass.
3759 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3762 * common.opt (Wvolatile-register-var): New.
3763 * varasm.c (make_decl_rtl): Only emit warning when option
3764 specified. Clarify warning message.
3765 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3767 * doc/md.texi (copysign): Document standard named pattern.
3769 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3771 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3772 bytes when align is 2.
3773 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3774 by the first instruction of the loop.
3776 2005-11-11 Jason Merrill <jason@redhat.com>
3779 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3782 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3784 PR rtl-optimization/22509
3785 * local-alloc.c (memref_used_between_p): Check whether a function call
3786 could not reference the memref.
3788 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3790 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3791 algorithm so as to choose the best, not the worst, alternative.
3792 Reset accumulated register class before processing next alternative.
3794 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3797 * calls.c (expand_call): Copy a return value to a plain register
3800 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3803 * varasm.c (assemble_name): Recompute name only for transparent
3806 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3808 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3810 2005-11-04 Jeff Law <law@redhat.com>
3813 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3814 perform reassociation if the parent statement will not die as
3815 a result of the optimization.
3817 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3819 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3820 delete_old_heap_vars.
3821 * tree-dfa.c (referenced_var_remove): Remove function.
3822 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3823 (delete_tree_ssa): Remove call to delete_old_heapvars.
3824 Add call to delete_alias_heapvars.
3825 * tree-flow.h (referenced_var_remove): Remove prototype
3826 (init_alias_heapvars): New prototype.
3827 (delete_alias_heapvars): Ditto.
3828 * Makefile.in (tree-ssa-structalias.o): Add
3829 gt-tree-ssa-structalias.o
3830 (GTFILES): Add tree-ssa-structalias.h and
3831 tree-ssa-structalias.c.
3832 (s-gtype): Add gt-tree-ssa-structalias.h.
3833 * tree-ssa-structalias.c (heapvars): Remove.
3834 (oldheapvars): Remove.
3835 (heapvar_for_stmt): New variable.
3836 (heapvar_lookup): New function.
3837 (heapvar_insert): Ditto.
3838 (get_constraint_for): See if we have an old heapvar
3840 (init_alias_heapvars): New function.
3841 (delete_alias_heapvars): Ditto.
3842 Add include of gt-tree-ssa-structalias.h.
3844 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3847 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3849 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3851 * tree.c (int_fits_type_p): Only look at the base type
3852 if it has the same precision as the original type.
3854 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3857 * varasm.c (assemble_alias): Use %q+D in the error
3858 message instead of %J and %qD.
3860 2005-11-10 Richard Guenther <rguenther@suse.de>
3862 * gcse.c (free_ldst_entry): Only free hashtable if
3865 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3867 * function.c (assign_stack_local_1): Issue an error message if
3868 the frame size overflows in the signed target arithmetics.
3870 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3872 * tree.c (build_qualified_type): Chain the new type to the original
3873 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3874 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3875 (build_pointer_type_for_mode): Only return unqualified types.
3876 (build_reference_type_for_mode): Likewise.
3878 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3880 * Makefile.in (gnucompare): Do comparison of all files using one of
3881 the chosen methods and only afterwards decide if just warning should
3882 be issued or comparison failure raised.
3884 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3886 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3887 (noce_try_abs): Negate if the comparison is reversed.
3888 Look only one instruction backwards for a REG_EQUAL note.
3890 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3893 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3894 gthr-tpf.h: Define __gthrw. For all identifiers that might
3895 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3896 and prefix all uses with __ghtrw.
3898 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3901 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3902 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3903 * c-common.c (handle_weakref_attribute): New.
3904 (c_common_attribute_table): Add weakref.
3905 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3907 * configure, config.in: Rebuilt.
3908 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3909 * doc/extend.texi: Document weakref attribute.
3910 * varasm.c (ultimate_transparent_alias_target): New
3911 (assemble_name): Use it.
3912 (weak_finish_1): Split out of...
3913 (weak_finish): ... and deal with weakrefs in...
3914 (weakref_targets): ... new list.
3915 (globalize_decl): Clean up weakref_targets.
3916 (do_assemble_alias): Handle weakrefs.
3917 (finish_aliases_1): Do not reject weakrefs to external symbols.
3918 (assemble_alias): Handle weakrefs.
3920 2005-11-09 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/24716
3923 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3924 t_bool to track results from follow_ssa_edge.
3926 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3928 * final.c (force_source_line): New global variable.
3929 (final_scan_insn): Set it to true instead of clearing last_filename.
3930 (notice_source_line): Return true if force_source_line is true,
3931 unless source info is absent.
3933 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3936 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3937 a linkage name for a variable if it a register variable.
3938 * c-decl.c (grokdeclarator): Global register variables
3939 should be set as PUBLIC.
3941 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3944 * config/s390/s390.c (struct s390_frame_layout): New fields
3945 first_save_gpr_slot and last_save_gpr_slot.
3946 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3947 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3948 first_save_gpr and last_save_gpr with the _slot variants.
3949 (s390_register_info): Calculate first_save_gpr_slot and
3950 last_save_gpr_slot using regs_ever_live.
3952 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3955 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3956 for a function containing a landing pad.
3958 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3961 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3964 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3966 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3967 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3969 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3972 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3974 (call,load,store): New insn types.
3975 (mem_access, branch_access): Adjust reservation conditions.
3976 (define_delay): Adjust condition.
3977 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3979 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3980 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3982 (call_internal, call_value_internal, return_internal,
3983 return_interrupt_internal, eh_return_internal, indirect_jump,
3984 tablejump): Set call insn type.
3985 (blockage, ei, di): Use appropriate unspec const.
3986 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3987 (ms1_get_attr_type): Adjust to give load & store types.
3988 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3989 backwards past a barrier.
3990 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3992 (struct branch_info, struct label_info): New.
3994 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3995 (ms1_machine_reorg): New.
3996 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3997 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3998 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3999 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4002 2005-11-09 Per Bothner <per@bothner.com>
4003 Uros Bizjak <uros@kss-loka.si>
4006 * toplev.c (process_options): Initialize debug_hooks early
4007 in case lang_hooks.post_options ends up calling a debug_hook.
4009 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4011 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4012 DBX_REGISTER_NUMBER being contiguous.
4014 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4015 Diego Novillo <dnovillo@redhat.com>
4018 * tree-vrp.c (register_edge_assert_for): Do not register
4019 always-false predicates.
4021 2005-11-08 Devang Patel <dpatel@apple.com>
4023 PR tree-optimization/23115
4024 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4027 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4029 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4032 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4034 Fix PR tree-optimization/23382
4036 * tree-ssa-alias.c (compute_may_aliases): Call
4037 delete_old_heap_vars.
4038 * tree-dfa.c (referenced_var_remove): New function.
4039 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4040 * tree-flow.h (referenced_var_remove): Add prototype.
4041 (delete_old_heap_vars): Ditto.
4042 * tree-ssa-structalias.c (heapvars): New variable.
4043 (oldheapvars): Ditto.
4044 (get_constraint_for): Put heap vars on heapvars list.
4045 (delete_old_heap_vars): New function.
4047 2005-11-08 Jason Merrill <jason@redhat.com>
4049 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4051 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4054 * reg-stack.c (reg_to_stack): Update register liveness also
4055 for flag_sched2_use_traces.
4057 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4060 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4061 override prior explicit -mno-powerpc-gfxopt.
4063 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4065 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4066 if the bitsize is zero.
4067 * doc/md.texi (Standard Pattern Names): Document it.
4069 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4070 (TARGET_PASS_BY_REFERENCE): Likewise.
4072 2005-11-07 Ian Lance Taylor <ian@airs.com>
4074 PR rtl-optimization/24683
4075 * config/i386/i386.c (legitimize_pic_address): If constant operand
4076 to PLUS is too large, put it in a register.
4078 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4080 * configure.ac: Enable checking assembler dwarf2 support for bfin
4082 * configure: Regenerate.
4084 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4088 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4089 gen_easy_vector_constant_add_self): Delete.
4090 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4092 (output_vec_const_move): Use gen_easy_altivec_constant.
4093 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4094 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4095 (easy_vector_constant_add_self): Rewritten.
4096 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4097 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4098 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4099 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4100 Macroize and adjust for the other changes.
4102 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4106 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4107 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4109 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4111 PR rtl-optimization/23567
4112 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4113 (noce_process_if_block): Don't do any optimizations except
4114 if (cond) x = x; if !set_b and write into orig_x may trap
4115 or fault. Remove the MEM_READONLY_P check.
4117 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4120 * tree-vrp.c (fix_equivalence_set): New.
4121 (extract_range_from_assert): Call it.
4123 2005-11-05 Ian Lance Taylor <ian@airs.com>
4126 * combine.c (apply_distributive_law): Don't distribute across a
4129 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4131 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4132 config/ms1/ms1.h, config/rs6000/predicates.md,
4133 config/s390/s390.c, params.def, postreload-gcse.c,
4134 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4135 tree-vrp.c, tree.c: Fix comment typos.
4136 * doc/invoke.texi: Fix typos.
4138 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4140 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4141 for testing whether the data_dependence_relation contains distance
4142 vectors. Iterate over all distance vectors of the ddr.
4143 * lambda.h: Define a vec of lambda_vector pointers.
4144 * tree-data-ref.c (dump_data_dependence_relation,
4145 dump_data_dependence_direction): Iterate over all distance and
4146 direction vectors of the ddr.
4147 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4149 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4150 of distance/direction vectors instead of a single one.
4151 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4152 lambda_vectors with a vec of lambda_vectors.
4153 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4154 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4155 DDR_NUM_DIST_VECTS): New.
4156 * tree-loop-linear.c (gather_interchange_stats): Test for the
4157 existence of distance vectors only after having checked that there
4158 is a dependence. Iterate over all distance vectors of the ddr.
4159 (linear_transform_loops): Use dump_data_dependence_relation.
4160 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4161 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4162 distance vectors of the ddr.
4164 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4166 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4167 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4168 IS_INTHANDLER; all callers changed.
4169 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4171 (do_link, do_unlink): New argument ALL; all callers changed.
4172 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4173 If function isn't leaf, save and restore all registers.
4174 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4177 2005-11-05 Jan Hubicka <jh@suse.cz>
4179 PR rtl-optimization/23490
4180 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4181 max-flow-memory-location): Document.
4182 * flow.c: Include params.h
4183 (MAX_MEM_SET_LIST_LEN): Kill.
4184 (add_to_mem_set_list): Use new param.
4185 * cse.c (cse_basic_block): Replace 1000 by new param.
4186 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4187 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4188 * predict.c (predict_loops): Use new param.
4189 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4191 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4192 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4193 Do not hold memory returned by cgraph_node_name across other call.
4195 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4198 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4201 2005-11-04 Jeff Law <law@redhat.com>
4204 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4205 * tree-ssa-dom.c: Include params.h.
4206 (thread_across_edge): If there are too many statements in the
4207 target block, then do not thread through it.
4208 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4209 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4211 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4214 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4215 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4217 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4220 * tree-scalar-evolution.c (instantiate_parameters_1,
4221 instantiate_parameters, resolve_mixers): Compute the size of an
4222 expression to be instantiated and give up the instantiation if the
4223 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4225 2005-11-04 Richard Guenther <rguenther@suse.de>
4227 * tree-flow.h (ref_contains_indirect_ref): Rename to
4228 array_ref_contains_indirect_ref.
4229 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4230 (array_ref_contains_indirect_ref): Make comment match the code
4232 (ref_contains_array_ref): Likewise.
4233 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4234 ref_contains_indirect_ref.
4235 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4236 Rename calls to ref_contains_indirect_ref.
4238 2005-11-04 Paul Brook <paul@codesourcery.com>
4240 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4241 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4242 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4243 * config/arm/arm.md: Use match_operand in peephole input templates
4244 and match_dup in peephole output templates.
4246 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4248 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4251 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4252 Daniel Jacobowitz <dan@codesourcery.com>
4254 * longlong.h (add_ssaaaa): Clobber condition code register
4256 (sub_ddmmss): Likewise.
4257 (umul_ppmm): Likewise.
4259 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4260 Paul Brook <paul@codesourcery.com>
4261 Phil Blundell <pb@reciva.com>
4263 * configure.ac: Add test for ARM TLS support.
4264 * configure: Regenerated.
4265 * config/arm/arm-protos.h (legitimize_tls_address)
4266 (arm_tls_referenced_p, tls_mentioned_p)
4267 (arm_output_addr_const_extra): New prototypes.
4268 (thumb_legitimize_pic_address): Delete.
4269 * config/arm/arm.c: Include "gt-arm.h".
4270 (enum tls_reloc): New.
4271 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4272 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4273 (arm_call_tls_get_addr, legitimize_tls_address)
4274 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4275 (arm_init_tls_builtins, arm_emit_tls_decoration)
4276 (arm_output_addr_const_extra): New functions.
4277 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4278 (TARGET_HAVE_TLS): Define.
4279 (target_thread_pointer): New.
4280 (arm_override_options): Handle -mtp=.
4281 (legitimize_pic_address): Ignore UNSPECs.
4282 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4284 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4285 (tls_get_addr_libfunc): New variable.
4286 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4287 (arm_init_builtins): Call arm_init_tls_builtins.
4288 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4289 (arm_encode_section_info): Call default_encode_section_info.
4290 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4291 (enum arm_tp_type): New.
4292 (target_thread_pointer): Add declaration.
4293 (LEGITIMATE_CONSTANT_P): Handle TLS.
4294 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4295 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4296 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4297 * config/arm/arm.md: Add UNSPEC_TLS.
4298 (movsi): Handle TLS.
4299 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4301 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4302 (load_tp_hard, load_tp_soft): New insns.
4303 * arm.opt: Add -mtp=.
4304 * doc/invoke.texi (ARM Options): Document -mtp.
4306 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4308 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4309 * config/arm/libunwind.S: Include "lib1funcs.asm".
4310 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4311 (LIB2ADDEH): Add libunwind.S.
4312 (LIB2ADDEHDEP): Add lib1funcs.asm.
4313 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4315 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4318 * gcc/c.opt: Add a -lang-fortran option.
4319 * gcc/c-opts.c: Add a lang_fortran flag.
4320 (c_common_init_options): Handling the -lang-fortran option.
4321 (c_common_handle_option): Add a case for Fortran options in
4322 preprocessing. Remove cases for -ffixed-form and
4323 -ffixed-line-length. Add a case for -lang-fortran.
4325 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4327 * config/rs6000/rs6000.c: Include params.h
4328 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4329 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4330 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4331 (UNSPEC_VPKUWSS): Delete.
4332 (altivec_vpkuhss): Delete.
4333 (altivec_vpkuwss): Delete.
4334 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4336 (neg_eq0<mode>): Remove final condition.
4337 (neg_eq<mode>): Remove condition and split-condition.
4339 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4341 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4342 Use associated print macros.
4344 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4347 * diagnostic.c (diagnostic_set_info_translated): New function.
4348 (diagnostic_set_info): Use it. Add comment.
4349 * diagnostic.h (diagnostic_set_info_translated): Declare.
4351 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4353 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4354 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4355 reference only if 'public' is true.
4356 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4357 emit the .hidden directive only if the indirect reference is public.
4358 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4359 Pass it to dw2_force_const_mem.
4360 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4361 * dwarf2out.c (output_cfi): Adjust calls to above function.
4362 (output_call_frame_info): Likewise.
4363 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4364 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4366 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4368 PR tree-optimization/24483
4369 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4370 field to elts if possible.
4372 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4375 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4378 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4380 Fix PR tree-optimization/24351
4382 * tree-ssa-structalias.c (struct variable_info): Add
4384 (get_varinfo_fc): New function to follow collapsing.
4385 (new_var_info): Set collapsed_to to NULL.
4386 (dump_constraint): Follow collapsing.
4387 (build_constraint_graph): Handle collapsing.
4388 (do_simple_structure_copy): Return false if something bad
4390 (collapse_rest_of_var): New function.
4391 (do_structure_copy): Collapse if do_simple_structure_copy returns
4394 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4397 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4398 expressions to a statement list instead of gimplifying them.
4400 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4402 PR rtl-optimization/23585
4403 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4404 that can't trap plus a constant integer, if the mode has zero size.
4406 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4409 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4411 ("*insv<mode>_reg_extimm"): Likewise.
4413 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4416 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4417 c_common_type_for_mode returns an unnamed type.
4419 2005-11-02 Richard Henderson <rth@redhat.com>
4423 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4424 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4425 * function.c (assign_parms): Use calls.internal_arg_pointer.
4426 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4428 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4429 (TARGET_CALLS): Add it.
4430 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4431 * targhooks.c (default_internal_arg_pointer): New.
4432 * targhooks.h (default_internal_arg_pointer): Declare.
4433 * tree.h (dwarf2out_reg_save_reg): Declare.
4434 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4435 * config/i386/i386.c (dbx_register_map): Add return column.
4436 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4437 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4438 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4439 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4440 (ix86_save_reg): Save force_align_arg_pointer.
4441 (ix86_emit_save_regs): Make regno unsigned.
4442 (ix86_emit_save_regs_using_mov): Likewise.
4443 (ix86_expand_prologue): Handle force_align_arg_pointer.
4444 (ix86_expand_epilogue): Likewise.
4445 * config/i386/i386.h: (dbx_register_map): Update.
4446 (dbx64_register_map, svr4_dbx_register_map): Update.
4447 (struct machine_function): Add force_align_arg_pointer.
4448 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4449 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4450 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4452 2005-11-02 Jan Hubicka <jh@suse.cz>
4455 * i386.md: Add peep2 for simplyfing array accesses.
4457 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4460 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4461 * config/s390/s390.c (s390_decompose_shift_count): New function.
4462 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4463 (print_shift_count_operand): Use s390_decompose_shift_count.
4464 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4465 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4467 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4470 * loop.c (loop_givs_rescan): Use force_operand to expand
4473 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4476 * fold-const.c (build_range_check): Use unsigned when signed
4477 overflow is undefined also. If etype is subtype, make sure that
4478 the subtraction is in the supertype.
4480 2005-11-02 Richard Henderson <rth@redhat.com>
4483 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4486 2005-11-01 Richard Henderson <rth@redhat.com>
4489 * loop.c (scan_loop): Do not propagate computations to a hard
4490 register destination with SMALL_REGISTER_CLASSES.
4492 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4494 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4495 costs for MULT inside PLUS or MINUS.
4497 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4499 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4500 (TRAMPOLINE_SIZE): Round up to 60.
4501 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4503 2005-10-31 James E. Wilson <wilson@specifix.com>
4506 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4507 ifdef. Put ifdefs around call in gen_subprogram_die.
4508 (compute_frame_pointer_to_cfa_displacement): Likewise.
4509 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4512 PR rtl-optimization/17356
4513 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4514 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4516 2005-10-31 Jan Hubicka <jh@suse.cz>
4519 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4522 * i386.c (legitimize_pic_address): Deal with large immediates.
4525 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4526 from symbol names while computing checkup.
4529 * predict.c (predict_loops): Do not estimate more than
4530 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4531 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4533 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4535 PR tree-optimization/19097
4536 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4538 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4540 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4542 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4545 * tree-inline.c (setup_one_parameter): If the init_stmt
4546 is NULL, don't insert the statement.
4548 2005-10-30 Jan Hubicka <jh@suse.cz>
4550 PR tree-optimization/24172
4551 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4553 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4555 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4556 constants for hosts with long != 32 bits.
4558 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4561 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4563 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4565 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4566 (TARGET_MS1_16_002): New.
4567 (TARGET_MS1_16_003): New.
4569 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4570 ("*decrement_and_branch_until_zero_no_clobber"): New.
4571 Add corresponding splitter for decrement_and_branch_until_zero
4573 Key all decrement_and_branch_until_zero patterns off of
4576 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4579 * tree-complex.c (extract_component): Treat RESULT_DECL
4580 like the rest of the decls.
4582 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4584 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4585 indirect call to _mcount if the function needs a static chain.
4587 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4588 Caroline Tice <ctice@apple.com>
4590 PR rtl-optimization/24460
4591 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4592 (dwarf2out_switch_text_section): Set it to true instead of
4593 incrementing separate_line_info_table_in_use.
4594 (output_loc_list): Additionally test have_switched_text_sections.
4595 (output_ranges): Likewise.
4596 (dwarf2out_finish): Likewise.
4597 * varasm.c (assemble_start_function): Do not call
4598 insert_section_boundary_note.
4599 (assemble_end_function): If flag_reorder_blocks_and_partition,
4600 switch to the function's section before emitting the .size directive.
4601 * bb-reorder.c (insert_section_boundary_note): Staticify.
4602 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4603 * output.h (insert_section_boundary_note): Delete.
4605 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4608 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4609 instead of pointer equality when comparing types.
4611 2005-10-24 James E. Wilson <wilson@specifix.com>
4613 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4614 add_dependence_list_and_free calls.
4616 2005-10-24 Steven Bosscher <stevenb@suse.de>
4618 * contrib.texi: Add the names of the LLNL folks who donated
4619 Cray pointer support for gfortran.
4621 2005-10-24 Steven Bosscher <stevenb@suse.de>
4623 PR tree-optimization/24225
4624 * profile.c (branch_prob): Look from end to start through a
4625 basic block when looking for a locus.
4627 2005-10-24 Richard Henderson <rth@redhat.com>
4629 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4631 (hppa_expand_prologue): Likewise.
4633 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4635 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4636 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4637 * pa.h (NO_PROFILE_COUNTERS): Define.
4638 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4639 (funcdef_nos): New vector to hold label numbers of deferred profile
4641 (output_deferred_profile_counters): New function.
4642 (hppa_profile_hook): Push label number onto funcdef_nos.
4643 (pa_hpux_file_end): Call output_deferred_profile_counters if
4644 NO_DEFERRED_PROFILE_COUNTERS is false.
4646 * pa-protos.h (get_deferred_plabel): New prototype.
4647 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4649 (output_call): Adjust calls.
4651 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4653 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4654 peculiarity of GOT/TOC section usage.
4656 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4659 * c-common.c (constant_string_class_name): Add documentation.
4661 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4664 * recog.c (peephole2_optimize): Increment peep2_current_count
4665 only when the slot is empty.
4667 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4670 * except.c (output_function_exception_table): Call
4671 assemble_external_libcall if we need a personality function.
4673 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4675 PR rtl-optimization/24460
4676 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4677 set the basic block for barriers.
4679 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4681 * var-tracking.c (vt_initialize): Initialize post.
4683 2005-10-21 Devang Patel <dpatel@apple.com>
4686 * c-common.c (vector_types_convertible_p): Check vector element type.
4688 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4690 * config/sh/sh.c (prepare_move_operands): Handle the address
4691 constant which is a tls symbolic address plus a constant.
4693 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4696 * gcc.c (main): Use the correct counter for erroring out
4697 about mulitple files.
4699 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4702 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4703 use r2 for 64-bit tls .got access.
4705 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4707 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4710 2005-10-20 Steven Bosscher <stevenb@suse.de>
4712 PR tree-optimization/24307
4713 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4715 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4718 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4720 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4721 is ready, stop marking functions, but still mark variables.
4723 2005-10-20 Richard Guenther <rguenther@suse.de>
4726 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4729 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4731 PR rtl-optimization/23585
4732 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4733 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4734 (may_trap_p_1): New predicate extracted from...
4735 (may_trap_p): ... here. Invoke may_trap_p_1.
4736 (may_trap_or_fault_p): New predicate.
4737 * rtl.h (may_trap_or_fault_p): Declare it.
4738 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4739 instead of may_trap_p.
4740 (steal_delay_list_from_fallthrough): Likewise.
4741 (fill_simple_delay_slots): Likewise.
4742 (fill_slots_from_thread): Likewise.
4743 * function.c (pad_to_arg_alignment): Rework comment about
4744 SPARC_STACK_BOUNDARY_HACK.
4745 * config/sparc/sparc.h: Likewise.
4747 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4749 * config/s390/s390.c (s390_expand_insv): New.
4750 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4751 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4752 ("icm_hi"): Remove mode attribute.
4753 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4755 ("*extracthi", "*extractqi"): Remove.
4756 (extv<mode>", "*extzv<mode>"): New.
4757 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4758 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4760 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4762 * cfgexpand.c (discover_nonconstant_array_refs_r,
4763 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4764 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4765 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4766 discover_nonconstant_array_refs.
4768 2005-10-19 Steven Bosscher <stevenb@suse.de>
4771 * c-decl.c (pop_scope): Don't warn about an unused variable
4772 if it is marked with TREE_NO_WARNING.
4773 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4774 somenow mismatch and olddecl is to be replaced.
4776 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4779 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4780 whether registers live on the edge can be saved/restored.
4782 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4784 * config/sh/sh.c (fixup_mova): Skip notes.
4786 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4788 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4789 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4790 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4791 (s390_initial_elimination_offset): Likewise.
4792 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4793 register on TARGET_ZARCH targets.
4794 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4795 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4796 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4797 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4799 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4801 * config/s390/s390.md: Comment describing output modifiers updated.
4802 * config/s390/s390.c (print_operand): Likewise.
4804 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4806 * config/s390/s390.c (override_options): Added check for -mstack-size
4808 * doc/invoke.texi: Mention that limit in the documenation.
4810 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4813 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4815 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4817 Fix PR tree-optimization/24231
4819 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4820 (compute_avail): Ditto.
4822 2005-10-18 Richard Henderson <rth@redhat.com>
4825 * config/i386/i386.c (legitimate_constant_p): Check
4826 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4828 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4829 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4830 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4832 (print_operand_address): Likewise.
4833 * config/i386/predicates.md (x86_64_immediate_operand): Test
4834 SYMBOL_REF_TLS_MODEL properly inside CONST.
4835 (x86_64_zext_immediate_operand): Likewise.
4836 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4837 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4838 * config/i386/i386-protos.h: Remove predicates.md entries.
4840 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4842 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4843 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4845 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4846 Ian Lance Taylor <ian@airs.com>
4849 * fold-const.c (fold_widened_comparison): Do not allow range based
4850 constant folding when right operand cannot be unwidened.
4852 2005-10-17 Richard Henderson <rth@redhat.com>
4854 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4855 with a memory clobber.
4857 2005-10-17 James E Wilson <wilson@specifix.com>
4859 PR rtl-optimization/17356
4860 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4861 checking for EDGE_EH.
4863 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4865 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4866 the slot on an even boundary for any type with 16-byte alignment.
4868 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4871 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4872 after register allocation.
4874 2005-10-17 DJ Delorie <dj@redhat.com>
4876 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4879 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4882 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4885 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4887 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4888 to 2 if it's already non-zero.
4889 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4890 is set and warn about it if flag_schedule_insns is 1.
4892 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4894 * config/crx/crx.md: Compare-and-branch instructions need to
4897 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4900 * config/i386/i386.md (*pushdi2_rex64 splitter)
4901 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4902 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4903 flow2 pass only when (optimize > 0 && flag_peephole2).
4905 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4908 * gcc.c (have_c): New static variable.
4910 (process_command): Remove declation of have_c.
4911 Set have_o to 1 when handling -o.
4912 (main): Add a fatel error if there are multiple
4913 files specified and -o and -c/-S is passed witout
4914 -combine or multiple languages.
4916 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4918 Fix PR tree-optimization/22444
4919 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4920 Assert that we don't hit something with subvars.
4921 (setup_pointers_and_addressables): Don't add things with subvars,
4922 because we'll already process the subvars for aliasing purposes.
4924 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4927 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4928 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4929 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4930 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4931 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4932 swapped, alternatives for the R constraint.
4935 * builtins.c (get_builtin_sync_mode): Make unlimited
4936 mode_for_size request.
4938 2005-10-15 Richard Henderson <rth@redhat.com>
4940 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4941 (gimplify_expr): ... here.
4942 (gimplify_compound_lval): Use it in initial scan loop. Allow
4943 fb_lvalue in base expression.
4945 2005-10-15 Richard Henderson <rth@redhat.com>
4948 * builtins.c (expand_builtin_trap): Export.
4949 * expr.h (expand_builtin_trap): Declare.
4950 * expr.c (expand_assignment): Emit a trap for integral offsets
4951 from registers that weren't reduced to bitpos.
4953 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4954 (mark_array_ref_addressable): Remove.
4955 * tree-flow.h (mark_array_ref_addressable): Remove.
4956 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4958 2005-10-15 James E Wilson <wilson@specifix.com>
4961 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4962 (add_dependence_list_and_free): Likewise.
4963 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4966 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4970 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4971 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4973 (vrp_visit_phi_node): Only prevent infinite iterations when
4974 the previous result and the new result are both VR_RANGEs.
4976 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4978 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4981 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4984 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4987 2005-10-14 Per Bothner <per@bothner.com>
4989 PR preprocessor/21250
4990 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4992 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4995 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4996 overflow flags. Refactor some conditionals.
4998 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5001 * tree-dfa.c (add_referenced_var): Only look at decls which
5002 have TREE_CONSTANT or TREE_READONLY set instead of if
5003 !TREE_PUBLIC or !TREE_CONSTANT.
5005 2005-10-13 James E Wilson <wilson@specifix.com>
5007 * doc/invoke.texi: For -x, add f95-cpp-input.
5008 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5010 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5012 PR tree-optimization/24262
5013 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5014 in loop all the time.
5016 2005-10-12 Richard Henderson <rth@redhat.com>
5019 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5020 * function.c (assign_parm_find_data_types): Don't support it.
5021 * print-tree.c (print_node): Likewise.
5022 * c-common.c (handle_transparent_union_attribute): Likewise.
5023 Use build_duplicate_type.
5024 * tree-inline.c (remap_type_1): Split out of remap_type;
5025 properly remap aggregate fields.
5026 (build_duplicate_type): New.
5027 * doc/extend.texi (Variable Attributes): Remove documentation
5028 for transparent_union.
5030 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5033 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5034 (gen_stack_pointer_dec): Likewise.
5036 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5040 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5042 (struct cxx): Add adjust_class_at_definition target hook.
5043 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5044 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5045 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5046 hook_void_tree. Add to TARGET_CXX.
5047 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5049 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5050 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5051 instead of attribute. Check for dllexport override. Warn if
5052 inconsistent dll linkage. Don't lose old dllimport if decl has
5053 had address referenced. Tweak lookup of dllimport atribute.
5054 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5055 for target specific rules. Don't add dllimport attribute if
5056 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5057 dllimport attribute.
5058 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5059 * varasm.c (initializer_constant_valid_p): Replace
5060 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5064 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5065 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5066 (i[34567]86-*-mingw32*): Likewise.
5068 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5069 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5071 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5072 C++-specific code. Change return value to bool.
5073 (i386_pe_dllimport_p): Likewise.
5074 (associated_type): Simplify and make language-independent
5075 (i386_pe_encode_section_info): Replace override of ambiguous
5076 dllimport symbol refs with a gcc_assert.
5077 (i386_pe_valid_dllimport_attribute_p): Define.
5078 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5079 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5080 i386_pe_adjust_class_at_definition.
5081 * config/i386/winnt-stubs.c: New file. Define stub versions of
5082 lang-specific functions.
5083 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5084 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5085 i386_pe_adjust_class_at_definition.
5086 (i386_pe_valid_dllimport_attribute_p): Declare.
5087 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5088 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5089 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5092 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5093 dllimport attribute with test of DECL_DLLIMPORT_P.
5095 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5097 * combine.c (make_extraction): Correct offset computation.
5099 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5101 * config/cris/t-linux (LIMITS_H_TEST): Define.
5103 2005-10-12 Richard Henderson <rth@redhat.com>
5106 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5108 2005-10-12 Richard Guenther <rguenther@suse.de>
5110 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5112 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5115 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5116 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5119 2005-10-12 Richard Guenther <rguenther@suse.de>
5122 * varasm.c (output_constant): Correct typo from previous
5125 2005-10-11 Ian Lance Taylor <ian@airs.com>
5127 PR rtl-optimization/13931
5128 * combine.c: Revert patch of 2003-05-14, and:
5129 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5130 completely killed in the appropriate insn.
5131 (distribute_notes): Don't skip multiple hard register test for
5132 elim_i1 and elim_i2.
5134 2005-10-11 Richard Henderson <rth@redhat.com>
5137 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5138 to initialize a transparent union instead of a nop_expr.
5140 2005-10-11 Richard Henderson <rth@redhat.com>
5142 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5143 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5144 (tree_ssa_dce_loop): Call scev_reset.
5147 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5148 * tree-ssa-dce.c: Include cfgloop.h.
5149 (tree_ssa_dce_loop, pass_dce_loop): New.
5150 * tree-pass.h (pass_dce_loop): Declare it.
5151 * passes.c (init_optimization_passes): Use it.
5153 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5156 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5157 Only apply the optimization for rounding builtins if the inner
5158 cast is also an extension.
5160 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5163 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5164 mark_new_vars_to_rename instead of update_stmt.
5166 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5168 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5170 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5172 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5173 for setting MMX register to 0 rather than mmx.
5175 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5178 * configure.ac: Move gas check from mips specific case to common case.
5179 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5180 * configure: Regenerate
5181 * doc/install.texi: Update.
5183 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5186 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5188 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5190 * gcc.c (do_spec_1): Accept numeric characters in file name
5193 2005-10-10 Nick Clifton <nickc@redhat.com>
5195 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5196 describing the deleted arm_gen_rotated_half_load function.
5198 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5200 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5203 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5205 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5207 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5208 (EXTRA_MULTILIB_PARTS): Define.
5209 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5210 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5211 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5212 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5213 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5214 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5216 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5218 PR tree-optimization/24226
5219 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5220 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5221 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5224 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5226 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5228 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5231 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5232 Rewrite for no need for the early clobber.
5234 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5236 Merge from csl-arm-branch:
5237 2005-09-07 Paul Brook <paul@codesourcery.com>
5238 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5241 2005-04-30 Paul Brook <paul@codesourcery.com>
5242 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5243 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5245 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5246 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5247 (arm_override_options): Use TARGET_AAPCS_BASED.
5248 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5249 (PTRDIFF_TYPE): Use int for AAPCS.
5250 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5251 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5252 (DEFAULT_SHORT_ENUMS): Delete.
5253 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5255 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5256 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5257 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5258 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5260 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5261 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5263 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5264 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5266 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5267 * config.gcc (arm*-*-linux-gnueabi): Add it.
5268 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5270 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5271 * config/arm/linux-eabi.h: New file.
5272 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5273 (LINUX_TARET_LINK_SPEC): Likewise.
5274 (LINK_SPEC): Use it.
5275 * config/arm/t-linux-eabi: New file.
5277 2005-10-08 Steven Bosscher <stevenb@suse.de>
5280 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5282 (PARAM_SMS_DFA_HISTORY): Likewise.
5284 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5287 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5288 (load_register_parameters): Call it.
5289 (check_sibcall_argument_overlap_1): Likewise.
5290 (store_one_arg): Likewise.
5292 2005-10-07 James E. Wilson <wilson@specifix.com>
5294 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5295 DImode not VECINT24 for operand 2.
5298 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5302 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5303 fr_spill): Use destination_operand for operand 0.
5305 2005-10-07 DJ Delorie <dj@redhat.com>
5307 * varasm.c (output_constant): Limit error to expanding
5310 2005-10-07 Richard Guenther <rguenther@suse.de>
5313 * fold-const.c (fold_binary): Fix operand types during folding
5314 of X op (A, Y). Evaluation order of the side-effects of
5315 X and A are frontend-defined, so ensure we honour that even for
5316 tcc_comparison class operands; eased by removing duplicate code.
5318 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5320 * stor-layout.c (layout_type): Do not allow alignment of array
5321 elements to be greater than their size.
5323 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5325 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5327 (hppa*-*-linux*): Ditto.
5328 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5329 * config/host-hpux.c: New.
5330 * config/x-hpux: New.
5331 * config/pa/x-hpux: Remove.
5332 * config/pa/x-linux: Remove.
5333 * config/pa/pa-host.c: Remove.
5335 2005-10-07 Jeff Law <law@redhat.com>
5337 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5338 determine whether or not to try and thread outgoing edges.
5340 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5342 * config/rs6000/rs6000.md (eqsi_power): New.
5343 (neg_eq0si): Add TARGET_POWER to final condition.
5346 2005-10-06 Richard Henderson <rth@redhat.com>
5348 * config/rs6000/rs6000.c: Revert last change.
5350 2005-10-06 Richard Henderson <rth@redhat.com>
5352 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5353 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5355 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5359 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5360 out return_label and naked_return_label.
5362 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5364 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5367 2005-10-06 Richard Henderson <rth@redhat.com>
5370 * tree-inline.c (declare_return_variable): Handle modify_dest not
5373 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5375 Fix PR tree-optimization/22488
5376 * tree-ssa-structalias.c (check_for_overlaps): New function.
5377 (create_variable_info_for): Use it.
5379 2005-10-06 Richard Henderson <rth@redhat.com>
5382 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5383 (dwarf2out_start_source_file): Print it.
5385 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5387 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5389 2005-10-06 Richard Henderson <rth@redhat.com>
5392 * mode-switching.c (optimize_mode_switching): Clear transp bit
5393 for block with incomming abnormal edges.
5395 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5396 (fpscr_set_from_mem): Use them.
5397 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5398 (fpscr postinc splitters): Rewrite as peephole2+split.
5400 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5402 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5403 (eq<mode>_compare): Same.
5405 2005-10-06 Richard Guenther <rguenther@suse.de>
5407 PR tree-optimization/24238
5408 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5410 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5412 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5413 here. Use AC_PATH_PROG for environment variables instead of
5415 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5417 * configure: Regenerated.
5419 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5422 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5423 then force it into a register.
5424 (call_value): Likewise.
5426 2005-10-06 Richard Henderson <rth@redhat.com>
5429 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5430 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5431 under pass_vectorize.
5433 2005-10-05 Devang Patel <dpatel@apple.com>
5436 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5437 handling constants. Check NAMESPACE_DECL context for constants.
5439 2005-10-05 Eric Christopher <echristo@apple.com>
5441 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5443 2005-10-05 Richard Henderson <rth@redhat.com>
5446 * tree-cfg.c (mark_array_ref_addressable_1): New.
5447 (mark_array_ref_addressable): New.
5448 * tree-flow.h (mark_array_ref_addressable): Declare.
5449 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5451 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5455 * reload.c (subst_reloads): When adding a REG_LABEL to a
5456 jump instruction, also update JUMP_LABEL.
5458 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5460 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5461 * bb-reorder.c (copy_bb_p): Use it.
5462 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5464 2005-10-05 Richard Henderson <rth@redhat.com>
5467 * toplev.c (process_options): Warn about unsupported combinations
5468 of unwind tables and omit-frame-pointer.
5469 * config/i386/i386.c (override_options): Similarly. Enable
5470 accumulate-outgoing-args if not explicitly disabled.
5472 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5474 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5475 Handle big endian vs. small endian.
5476 (vec_initv2sf): Handle big endian vs. small endian.
5477 (*vec_extractv2sf_1): Ditto.
5479 2005-10-05 Dale Johannesen <dalej@apple.com>
5481 * convert.c (convert_to_real): Don't convert
5482 (float)floor(double d) to floorf((float)d).
5484 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5486 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5488 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5490 PR tree-optimization/18587
5491 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5492 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5493 build_vuses): Change to VEC type.
5494 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5495 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5496 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5497 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5498 (get_name_decl): New. Return DECL_UID of base variable.
5499 (operand_build_cmp): New. qsort comparison routine.
5500 (operand_build_sort_virtual): New. Sort virtual build vector.
5501 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5502 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5503 (FINALIZE_BASE): Use get_name_decl.
5504 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5505 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5506 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5507 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5508 direct VEC_* manipulations.
5509 (build_ssa_operands): Call operand_build_sort_virtual.
5510 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5511 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5512 with direct VEC_* manipulations.
5513 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5514 with direct VEC manipulations.
5516 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5518 PR tree-optimization/21419
5519 PR tree-optimization/24146
5520 PR tree-optimization/24151
5522 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5523 (build_asm_expr): Call it if outputs are read-only.
5524 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5526 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5527 Paolo Bonzini <bonzini@gnu.org>
5531 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5532 enable the instructions and not just the built-ins.
5533 * doc/invoke.texi (x86 Options): Likewise.
5535 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5537 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5539 * doc/invoke.texi (Option Summary): Correct spelling
5540 of -mmacosx-version-min.
5542 2005-10-04 Devang Patel <dpatel@apple.com>
5544 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5547 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5549 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5550 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5552 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5554 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5555 ("TE","tg"): New mode attributes.
5556 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5557 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5558 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5559 dword_mode and one for GPRmode.
5561 2005-10-04 Ian Lance Taylor <ian@airs.com>
5563 PR preprocessor/13726
5564 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5565 any comments passed in.
5567 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5569 * tree.c (annotate_with_file_line): Fix typo.
5571 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5574 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5575 type used to access data in the inlined length == 1 case, use
5576 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5577 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5579 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5581 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5582 TARGET_SSE3 and only for TARGET_80387.
5583 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5584 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5585 Do not depend on TARGET_80387.
5587 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5589 * tree.c (last_annotated_node): Change type to location_t*.
5590 (annotate_with_file_line): Reflect the change of
5591 last_annotated_node type.
5593 2005-10-04 Richard Guenther <rguenther@suse.de>
5596 * c-decl.c (grokdeclarator): Don't write to fields
5599 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5602 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5604 * varasm.c (make_decl_rtl): If a register variable does not
5605 have a set user assmbler name, error out.
5606 Decode the asmspec is now name+1 bypassing '*'.
5608 2005-10-04 Steven Bosscher <stevenb@suse.de>
5610 PR tree-optimization/23049
5611 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5612 of a COND_EXPR is folded before calling fold on the whole rhs of a
5613 conditional assignment.
5614 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5615 document that a COND_EXPR may appear there.
5617 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5620 * tree-vrp.c (extract_range_from_assert): If the new numeric
5621 range created out of the assertion contradicts the existing
5622 numeric range of the ASSERT_EXPR variable, make the new range
5625 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5627 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5628 from T_REGS to FP register class.
5630 2005-10-03 Richard Henderson <rth@redhat.com>
5633 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5634 before creating a new one.
5636 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5638 * config/rs6000/t-aix43 (LDFLAGS): New.
5639 * config/rs6000/t-aix52 (LDFLAGS): New.
5641 2005-10-03 Ian Lance Taylor <ian@airs.com>
5643 * gimplify.c (find_single_pointer_decl_1): New static function.
5644 (find_single_pointer_decl): New static function.
5645 (internal_get_tmp_var): For a formal variable, set restrict base
5646 information if appropriate.
5647 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5649 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5650 (DECL_GET_RESTRICT_BASE): Define.
5651 (SET_DECL_RESTRICT_BASE): Define.
5652 (decl_restrict_base_lookup): Declare.
5653 (decl_restrict_base_insert): Declare.
5654 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5655 * tree.c (restrict_base_for_decl): New static variable.
5656 (init_ttree): Initialize restrict_base_for_decl.
5657 (copy_node_stat): Copy restrict base information.
5658 (decl_restrict_base_lookup): New function.
5659 (decl_restrict_base_insert): New function.
5660 (print_restrict_base_statistics): New static function.
5661 (dump_tree_statistics): Call print_restrict_base_statistics.
5663 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5666 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5667 case of anti-ranges.
5669 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5672 * c-typeck.c (tagged_tu_seen): Rename to ...
5673 (tagged_tu_seen_cache): this and add val field.
5674 (comptypes): Move functional to comptypes_internal
5675 and free tagged_tu_seen.
5676 (comptypes_internal): New function and call comptypes_internal
5677 instead of comptypes. Speed up by sibcalling
5678 tagged_types_tu_compatible_p.
5679 (alloc_tagged_tu_seen): New function
5680 (free_all_tagged_tu_seen_up_to): New function.
5681 (tagged_types_tu_compatible_p): Return the val of the seen two
5683 Add that the two types are the same to tagged_tu_seen_base
5684 if they are and call comptypes_internal instead of comptypes.
5685 <case UNION_TYPE>: Speed up common type where the fields are
5687 (function_types_compatible_p): Call comptypes_internal instead of
5689 (type_lists_compatible_p): Likewise.
5690 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5692 2005-10-02 Matthias Klose <doko@debian.org>
5694 * doc/invoke.texi: Fix typo and speling error.
5696 2005-10-01 Richard Henderson <rth@redhat.com>
5698 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5700 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5702 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5703 using --start-group and --end-group.
5705 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5707 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5708 FIXME note regarding quirky semantics.
5710 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5713 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5714 non-null range as a last resort.
5716 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5717 Diego Novillo <dnovillo@redhat.com>
5720 * tree-vrp.c (extract_range_from_assert): For !=
5721 assertions, only build an anti-range if LIMIT is a
5722 single-valued range.
5724 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5726 * arm.md (movqi): On thumb when optimizing, handle loading from
5727 memory by describing this as taking a subreg of a zero-extended load
5728 into an SImode register.
5731 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5733 * reload1.c (merge_assigned_reloads): Do not change any
5734 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5736 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5738 * Makefile.in (LIPO_FOR_TARGET): Define.
5739 (STRIP_FOR_TARGET): Define.
5741 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5742 before creating new ones. Do symlinks before creating the actual
5745 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5746 to work out which multilibs are actually being built.
5748 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5750 * tree-vect-transform.c, config/ms1/ms1.md,
5751 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5752 Follow spelling conventions.
5753 * doc/invoke.texi, doc/md.texi: Fix typos.
5755 2005-09-30 Andrew Macleod <amacleod@redat.com>
5757 PR tree-optimization/21430
5758 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5759 use operands, and set stmt pointer if need be.
5760 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5761 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5764 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5767 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5769 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5771 * optabs.c (expand_binop): Initialize first_pass_p.
5773 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5776 * c-decl.c (c_write_global_declarations_1): If any
5777 wrapup_global_declaration_2 call returned true, restart the loop.
5779 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5781 Fix PR tree-optimization/24117
5782 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5783 before considering whether to use anyoffset.
5785 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5789 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5791 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5793 (swap_commutative_operands_with_target): New.
5795 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5798 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5801 2005-09-29 Steven Bosscher <stevenb@suse.de>
5803 PR tree-optimization/23911
5804 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5805 and IMAGPART_EXPR too.
5807 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5810 * expmed.c (expand_shift): Move logic to reverse rotation
5811 direction when rotating by constants ...
5812 * optabs.c (expand_binop): ... here.
5813 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5814 (ix86_rotrdi3): New pattern.
5815 (rotldi3): Handle 32-bit mode.
5816 (ix86_rotldi3): New pattern.
5818 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5821 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5822 check for numbers that need no bit twiddle.
5824 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5826 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5827 multilib to be built.
5829 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5830 (stage1-start): Delete old libgcc and libunwind before moving
5831 anything into the stage directory.
5832 (stage2-start): Likewise.
5833 (stage3-start): Likewise.
5834 (stage4-start): Likewise.
5835 (stageprofile-start): Likewise.
5836 (stagefeedback-start): Likewise.
5837 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5838 header in tm_file and CPU-specific t-darwin in tmake_file.
5839 (i[34567]86-*-darwin*): Don't change tm_file.
5840 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5841 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5842 shared library stub for target OS version.
5843 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5844 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5845 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5846 (libgcc_s.%.dylib): New.
5848 (install-darwin-libgcc-stubs): New.
5849 (INSTALL_LIBGCC): New append.
5850 * config/i386/darwin-libgcc.10.4.ver: New.
5851 * config/i386/darwin-libgcc.10.5.ver: New.
5852 * config/i386/t-darwin: New.
5853 * config/rs6000/darwin-libgcc.10.4.ver: New.
5854 * config/rs6000/darwin-libgcc.10.5.ver: New.
5855 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5856 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5858 2005-09-28 Paul Brook <paul@codesourcery.com>
5860 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5863 2005-09-28 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/23853
5866 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5867 host_integerp to verify misalignment value.
5869 2005-09-28 Richard Henderson <rth@redhat.com>
5871 * builtins.c (get_builtin_sync_mode): New.
5872 (expand_builtin_sync_operation): Pass in mode argument.
5873 (expand_builtin_compare_and_swap): Likewise.
5874 (expand_builtin_lock_test_and_set): Likewise.
5875 (expand_builtin_lock_release): Likewise.
5876 (expand_builtin): Update to match.
5878 2005-09-28 Nick Clifton <nickc@redhat.com>
5880 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5881 formatting. Add check to PLUS case to ensure that the offset is
5882 within an acceptable range.
5884 * config/v850/v850.md (casesi): Disable the generation of the
5885 switch pattern as it is not being handled properly at the moment.
5887 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5888 for when the high words are identical.
5890 2005-09-27 Richard Henderson <rth@redhat.com>
5892 * pretty-print.c (pp_base_format): Fix typo for %>.
5894 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5895 Devang Patel <dpatel@apple.com>
5897 PR tree-optimization/23625
5898 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5899 LABEL_EXPR, assertion check.
5901 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5903 * optabs.c (no_conflict_move_test): Check if a result of a
5904 to-be-moved insn would be clobbered by an originally
5907 2005-09-27 Jeff Law <law@redhat.com>
5909 * passes.c (init_optimization_passes): Replace copy propagation
5910 passes immediately after DOM with phi-only copy propagation
5911 pases. Add phi-only copy propagation pass after first DOM pass.
5912 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5913 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5914 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5915 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5916 to init_copy_prop. Callers updated.
5917 (do_phi_only_copy_prop): New function.
5918 (pass_phi_only_copy_prop): New pass descriptor.
5920 2005-09-27 Nick Clifton <nickc@redhat.com>
5922 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5924 2005-09-26 Jason Merrill <jason@redhat.com>
5927 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5929 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5931 2005-09-26 James E Wilson <wilson@specifix.com>
5933 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5934 copyright. Add gcc copyright plus libgcc exception.
5935 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5937 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5939 2005-09-26 Jeff Law <law@redhat.com>
5941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5942 about when to iterate.
5944 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5947 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5948 for __complex__ double in -mcpu=G5 mode.
5950 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5952 PR tree-optimization/23942
5953 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5954 * tree-scalar-evolution.c: Include params.h.
5956 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5957 follow_ssa_edge_in_condition_phi_branch,
5958 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5959 Change return type to t_bool. Use a parameter to limit the size of
5960 trees that are walked before stopping
5961 (analyze_evolution_in_loop): Initialize the limit to 0.
5962 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5963 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5965 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5968 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5969 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5971 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5973 * combine.c (make_extraction): Check for valid use of subreg.
5975 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5978 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5979 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5980 ("fist<mode>2_with_temp"): Use only register operands.
5982 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5984 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5985 CALL_INSN_FUNCTION_USAGE.
5987 2005-09-26 Richard Guenther <rguenther@suse.de>
5990 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5991 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5992 (ldst_entry): Use the hashtable instead of list-walking.
5993 (find_rtx_in_ldst): Likewise.
5994 (free_ldst_entry): Free the hashtable.
5995 (compute_ld_motion_mems): Create the hashtable.
5996 (trim_ld_motion_mems): Remove entry from hashtable if
5997 removing it from list.
5998 (compute_store_table): Likewise^2.
5999 (store_motion): Free hashtable in case we did not see
6002 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6004 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6005 and arg1 if we are passing them to fold_build2.
6007 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6010 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6013 2005-09-25 Richard Henderson <rth@redhat.com>
6015 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6016 SYMBOL_REF_TLS_MODEL to be correct.
6018 2005-09-24 Richard Henderson <rth@redhat.com>
6020 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6021 end of function. Reindent.
6023 2005-09-24 Ian Lance Taylor <ian@airs.com>
6025 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6026 NEGATE_EXPR/BIT_NOT_EXPR case.
6028 2005-09-24 Richard Henderson <rth@redhat.com>
6030 * c-common.c (handle_mode_attribute): When not modifying in place,
6031 create subtypes for enumerations.
6032 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6033 * gimplify.c (create_tmp_from_val): Likewise.
6035 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6037 * config/i386/i386.md (*tls_global_dynamic_64,
6038 *tls_local_dynamic_base_64): Add missing mode to call.
6039 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6041 2005-09-24 Jan Hubicka <jh@suse.cz>
6043 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6044 (cgraph_clone_node): Likewise.
6045 * cgraph.h (cgraph_clone_edge): Update prototype.
6046 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6047 duplicated prototypes; add updating argument.
6048 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6049 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6051 (cgraph_mark_inline_edge): Likewise.
6052 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6053 (cgraph_flatten_node): Likewise.
6054 (cgraph_decide_recursive_inlining): Likewise.
6055 (cgraph_decide_inlining_of_small_function): Likewise.
6056 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6058 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6059 Pete Steinmetz <steinmtz@us.ibm.com>
6061 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6062 (rldic.): Set type to "compare".
6064 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6065 mfjmpr for MFCTR/MFLR.
6066 (movdf_hardfloat64): Same.
6067 (movdf_softfloat64): Same. Correct order of store and move types.
6068 (movti_string): Set type to store_ux/load_ux.
6069 (load_multiple): Set type to load_ux.
6070 (store_multiple): Set type to store_ux.
6071 (movmemsi): Set type to store_ux.
6072 (output_cbranch direct_return): Set type to jmpreg.
6073 (stmw): Set type to store_ux.
6074 (lmw): Set type to load_ux.
6075 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6076 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6077 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6078 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6079 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6080 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6081 (rios1-fpstore): Increase latency to 3.
6082 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6083 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6085 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6086 Andrew Pinski <pinskia@physics.uc.edu>
6088 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6089 operand2 constraint to "b".
6090 (sync_<fetchop_name>di_internal): Same.
6091 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6093 (sync_old_<fetchop_name>di_internal): Same.
6094 (sync_new_<fetchop_name>si_internal): Same.
6095 (sync_new_<fetchop_name>di_internal): Same.
6097 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6100 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6101 case, define as macros.
6103 PR rtl-optimization/23837
6104 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6105 clobber / clobber match between dest and p->first.
6107 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6108 (no_conflict_move_test): Update comments.
6110 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6112 * doc/install.texi: Update URL for Jacks.
6113 * doc/sourcebuild.texi: Likewise.
6115 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6118 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6119 registers when choosing register preferences.
6120 (movdf_hardfloat64): Same.
6122 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6124 * expmed.c (expand_shift): Don't use the target of the rotate as
6125 target for the first expanded shift insn.
6126 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6128 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6130 PR tree-optimization/22438
6131 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6132 preserved iv rhs rewriting specially.
6134 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6136 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6137 estimate_only is true.
6138 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6139 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6140 tree-ssa-structalias.c
6141 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6142 ref_contains_indirect_ref.
6143 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6145 2005-09-21 DJ Delorie <dj@redhat.com>
6147 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6149 (mn10300_return_in_memory): Support variable size types also.
6150 (mn10300_pass_by_reference): Likewise.
6151 (mn10300_function_value): New.
6152 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6153 (FUNCTION_OUTGOING_VALUE): Likewise.
6154 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6155 * doc/invoke.texi: Document it.
6157 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6160 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6161 force integer op1 into register for XFmode compares.
6163 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6166 * expmed.c (alg_code): Add alg_impossible.
6167 (alg_hash_entry): Add cost.
6168 (synth_mult): Record alg_impossible in the hash table if
6169 multiplication by a given integer is impossble within the
6170 limit. Speed up using alg_impossible.
6172 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6174 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6175 argument. Allow and set any offset if needs_anyoffset is passed
6177 (get_constraint_for): Add argument here too.
6179 (do_structure_copy): Pass NULL to get_constraint_for.
6180 (handle_ptr_arith): Ditto.
6181 (find_func_aliases): Ditto.
6183 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6185 PR rtl-optimization/23898
6186 * output.h (get_attr_min_length): Declare.
6187 * final.c (get_attr_length_1): New function, broken out of:
6189 (get_attr_min_length): New function.
6190 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6191 (duplicate_computed_gotos): Likewise.
6192 * genattr.c (insn_min_length): Generate declaration.
6193 * genattrtab.c (min_fn, min_attr_value): New functions.
6194 (make_length_attrs): Generate insn_min_length.
6196 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6198 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6200 2005-09-20 Richard Henderson <rth@redhat.com>
6202 PR tree-optimization/24059
6203 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6206 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6208 * c.opt (fextended-identifiers): New.
6209 * c-opts.c (c_common_handle_option): Handle
6210 -fextended-identifiers.
6211 * doc/cpp.texi: Update documentation of extended identifiers.
6212 * doc/cppopts.texi (-fextended-identifiers): Document.
6214 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6216 PR tree-optimization/23929
6217 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6220 PR tree-optimization/23818
6221 * tree-stdarg.c (execute_optimize_stdarg): Call
6222 calculate_dominance_info.
6224 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6226 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6227 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6228 (compute_overlap_steps_for_affine_1_2): Use
6229 get_number_of_iters_for_loop.
6230 (analyze_subscript_affine_affine): Check whether difference is
6232 Use get_number_of_iters_for_loop.
6233 Check whether overlap occurs outside of bounds.
6234 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6236 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6238 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6239 base register if possible.
6241 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6243 PR tree-optimization/18463
6244 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6245 converting it directly is not possible.
6246 (chrec_convert_aggressive): New function.
6247 * tree-chrec.h (chrec_convert_aggressive): Declare.
6248 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6249 Fold chrec conversions aggressively if asked to.
6250 (instantiate_parameters): Modified because of changes in
6251 instantiate_parameters_1.
6253 2005-09-19 Richard Henderson <rth@redhat.com>
6255 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6256 (reduc_splus_v2df): New.
6258 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6260 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6261 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6263 2005-09-19 Richard Henderson <rth@redhat.com>
6265 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6268 2005-09-19 Richard Henderson <rth@redhat.com>
6270 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6271 (ia64_expand_dot_prod_v8qi): New.
6272 * config/ia64/ia64-protos.h: Update.
6273 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6274 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6275 sdot_prodv8qi, sdot_prodv4hi): New.
6276 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6278 2005-09-19 Richard Henderson <rth@redhat.com>
6281 * real.c (exact_real_truncate): Return false if the format cannot
6282 represent the number as a normal.
6284 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6285 for a memory source.
6287 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6289 * tree-ssa-operands.c (swap_tree_operands): Export.
6290 * tree.h (swap_tree_operands): Declare.
6291 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6292 Call swap_tree_operands.
6294 2005-09-19 Richard Henderson <rth@redhat.com>
6296 * tree-flow.h (merge_alias_info): Declare.
6297 * tree-ssa-copy.c (merge_alias_info): Export.
6298 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6299 (vect_create_data_ref_ptr): Use create_iv directly.
6300 (vectorizable_load): Use correct types for integer constants.
6301 (vect_generate_tmps_on_preheader): Likewise.
6302 (vect_gen_niters_for_prolog_loop): Likewise.
6304 2005-09-19 Steven Bosscher <stevenb@suse.de>
6306 PR rtl-optimization/23943
6307 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6309 2005-09-18 Jan Hubicka <jh@suse.cz>
6311 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6313 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6315 * varasm.c (output_constant): Do not abort on conversions to union
6316 types between different sizes.
6318 2005-09-18 Richard Guenther <rguenther@suse.de>
6321 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6324 2005-09-18 Paul Brook <paul@codesourcery.com>
6326 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6328 2005-09-17 Richard Henderson <rth@redhat.com>
6330 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6331 * tree-ssa-loop.c (pass_vect_dce): Remove.
6332 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6335 2005-09-17 Richard Henderson <rth@redhat.com>
6337 * tree-pass.h (pass_vect_dce): Declare.
6338 * passes.c (init_optimization_passes): Add it.
6339 * tree-flow.h (tree_ssa_dce): Declare.
6340 * tree-ssa-dce.c (tree_ssa_dce): Export.
6341 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6342 (gate_tree_vectorize): ... here.
6343 (pass_vect_dce): New.
6345 2005-09-17 Jan Hubicka <jh@suse.cz>
6347 * except.c (struct eh_status): Turn region_array into vec.
6348 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6349 convert_from_eh_region_ranges, find_exception_handler_labels,
6350 current_function_has_exception_handlers, assign_filter_values,
6351 build_post_landing_pads, dw2_build_landing_pads,
6352 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6353 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6354 foreach_reachable_handler, can_throw_internal_1,
6355 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6357 (duplicate_eh_region_1): Update region_array.
6358 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6360 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6363 * expmed.c (expand_mult): Substitute simple register for op0 when
6366 2005-09-17 Richard Henderson <rth@redhat.com>
6368 * expr.c (emit_move_via_integer): Add force argument, pass it on
6369 to emit_move_change_mode. Update callers.
6370 (emit_move_complex): Pass true to new force argument.
6371 * function.c (expand_function_end): Move expand_eh_return call
6372 earlier. Merge sub-word complex values into a pseudo before
6373 copying to the return hard register.
6375 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6377 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6378 between different sizes.
6380 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6384 * passes.c (init_optimization_passes): Register dump files for
6387 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6389 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6390 * config/s390/s390.c (s390_overlap_p): New function.
6391 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6392 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6395 2005-09-16 Richard Guenther <rguenther@suse.de>
6397 * ipa-pure-const.c (static_execute): Free auxiliar information.
6398 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6399 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6401 2005-09-15 DJ Delorie <dj@redhat.com>
6403 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6405 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6407 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6409 (swap_commutative_operands_with_target): New.
6411 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6413 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6416 (estimate_iters_using_array): New function.
6417 * tree-data-ref.h (estimate_iters_using_array): Prototype
6418 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6419 Use estimate_iters_using_array instead of analyze_array.
6421 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6423 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6426 2005-09-15 Michael Matz <matz@suse.de>
6428 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6430 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6432 PR tree-optimization/23835
6433 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6434 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6436 2005-09-14 Richard Henderson <rth@redhat.com>
6438 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6439 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6441 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6443 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6444 in the ARRAY_TYPE case.
6446 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6448 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6450 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6453 * tree-vect-transform.c (vectorizable_operation): Return false for
6454 scalar shift operations and for vector shift operations with
6455 non-invariant shift arguments. Use scalar tree operand op1 as
6456 a shift operand when vector shift insn pattern uses scalar shift
6458 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6460 2005-09-14 Olivier Hainque <hainque@adacore.com>
6462 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6463 value if it has side-effects.
6465 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6468 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6470 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6472 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6473 passed as NAME as if it were label at start of function code.
6475 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6477 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6480 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6482 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6483 as early clobber. Rewrite so the PIC register is not implicitly used.
6485 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6487 * tree.c (annotate_with_file_line): Compare line numbers before
6490 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6493 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6494 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6496 2005-09-13 Ian Lance Taylor <ian@airs.com>
6498 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6499 than a HOST_WIDEST_INT to gen_doloop_begin.
6501 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6503 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6505 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6507 PR tree-optimize/23817
6508 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6510 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6513 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6514 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6515 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6516 (restore_stack_nonlocal): Likewise.
6517 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6519 2005-09-12 Ian Lance Taylor <ian@airs.com>
6522 * c.opt (ffriend-injection): New C++ option.
6523 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6524 (C++ Dialect Options): Document -ffriend-injection.
6526 2005-09-12 Josh Conner <jconner@apple.com>
6529 * ipa-reference.c (static_execute): Don't mark variables in
6530 named sections TREE_READONLY.
6532 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6534 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6537 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6539 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6540 V_MUST_DEF instead of just the first_use_p.
6541 Don't mark the virtual variables for renaming on the statement which
6543 (pass_dse): Remove TODO_update_ssa.
6545 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6548 * stor-layout.c (compute_record_mode): For records with a single
6549 field, actually check the field's mode size against the type size.
6551 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6552 registers for TARGET_SHMEDIA.
6553 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6554 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6555 of GENERAL_REGS and FP_REGS.
6557 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6559 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6561 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6563 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6564 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6565 are omitted. Exclude stack_tie insn too.
6567 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6569 PR rtl-optimization/23098
6570 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6572 * config/rs6000/rs6000.md (movdf splitter): Use
6573 const_double_operand predicate for TARGET_POWERPC64.
6574 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6575 SYMBOL_REF method to ABI_V4.
6577 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6578 replace_equiv_address.
6579 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6580 rs6000_sr_alias_set and MEM_NOTRAP.
6581 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6583 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6585 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6586 handle CALL_EXPR again.
6588 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6590 * arm/predicates.md (alignable_memory_operand): Delete.
6592 2005-09-10 Richard Henderson <rth@redhat.com>
6595 * dbxout.c (dbxout_expand_expr): New.
6596 (dbxout_symbol): Use it.
6598 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6600 * arm.c (arm_gen_rotated_half_load): Delete.
6601 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6602 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6603 (thumb_set_return_address): Likewise.
6604 (thumb_load_double_from_address): Use adjust_address.
6605 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6606 (extendhsisi2_mem, movhi_bytes): Use change_address.
6607 (movhi): Use widen_memory_access.
6608 (reload_out_df): Use replace_equiv_address.
6609 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6611 2005-09-09 Richard Henderson <rth@redhat.com>
6614 * dbxout.c: Include expr.h.
6615 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6616 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6617 * Makefile.in (dbxout.o): Add EXPR_H.
6619 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6621 PR tree-optimization/23509
6622 * tree-cfg.c (replace_uses_by): Use replace_exp.
6623 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6624 pointers have name_mem_tag or type_mem_tag set.
6626 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6628 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6629 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6630 of wrongly accessing operands.
6632 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6634 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6635 * tree-chrec.c: Include tree-scalar-evolution.h.
6636 (chrec_convert): Instantiate the base and step before calling
6637 scev_probably_wraps_p that would fail on parametric evolutions.
6638 Collect all the fails into a single section failed_to_convert,
6639 print a diagnostic, and return chrec_dont_know instead of calling
6641 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6642 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6644 (scev_const_prop): Don't replace the definition of a loop closed ssa
6645 phi node by itself, or by another loop closed ssa phi node.
6646 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6647 that base and step are defined.
6649 2005-09-09 Richard Guenther <rguenther@suse.de>
6652 * fold-const.c (fold_ternary): Check truth_value_p before
6653 calling invert_truthvalue.
6655 2005-09-09 Nick Clifton <nickc@redhat.com>
6657 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6658 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6659 dimension of these arrays.
6660 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6662 * longlong.h: Only provide a prototype for the __clz_tab[] array
6663 if this header has not been included from libgcc2.h.
6664 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6666 Provide prototypes for exported functions.
6667 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6670 2005-09-08 Josh Conner <jconner@apple.com>
6674 * expr.c (expand_expr_addr_expr_1): Don't invoke
6675 expand_simple_binop for EXPAND_INITIALIZER.
6677 2005-09-08 Richard Henderson <rth@redhat.com>
6680 * toplev.c (wrapup_global_declaration_1): Split out ...
6681 (wrapup_global_declaration_2): ... from ...
6682 (wrapup_global_declarations): ... here. Return bool.
6683 (check_global_declaration_1): Split out ...
6684 (check_global_declarations): from here.
6685 (emit_debug_global_declarations): New.
6686 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6687 check_global_declaration_1, emit_debug_global_declarations): Declare.
6688 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6689 of decls. Call wrapup_global_declaration_1,
6690 wrapup_global_declaration_2, check_global_declaration_1 directly.
6691 (c_write_global_declarations_2): New.
6693 (c_write_global_declarations): Call c_write_global_declarations_2.
6694 * langhooks.c (write_global_declarations): Call
6695 emit_debug_global_declarations.
6697 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6698 remove decls that have DECL_RTL_SET_P.
6699 * passes.c (rest_of_decl_compilation): Invoke
6700 cgraph_varpool_finalize_decl for all but functions.
6702 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6704 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6705 the result of a conversion if the new min and max cannot be compared.
6707 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6709 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6710 (override_options): Setting s390_sr_alias_set removed.
6711 (save_fpr, save_gprs): Set alias set to vararg or frame.
6712 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6713 s390_sr_alias_set with get_frame_alias_set ().
6714 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6715 get_varargs_alias_set ().
6717 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6721 * c-parser.c (c_parser_objc_method_definition): If the next
6722 token is not "{", error out and don't start the function.
6724 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6726 * tree-vrp.c (extract_range_from_expr): Move the check for non
6727 nullness after the check for gimple invariant.
6729 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6731 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6733 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6736 * config/m32r.md (movmemsi_internal): Canonicalize order of
6737 operands in PLUS component of template.
6739 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6741 * reload1.c (fixup_eh_region_note): Remove assertion.
6742 (fixup_abnormal_edges): Reverted removal of call to
6743 find_many_sub_basic_blocks made on 2005-08-31.
6745 2005-09-07 Richard Henderson <rth@redhat.com>
6747 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6748 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6749 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6750 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6751 rearrange for better packing.
6752 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6753 (lookup_cfa_1): Remove inline marker.
6754 (cfa_equal_p): Split out of ...
6755 (def_cfa_1): ... here. Use INVALID_REGNUM.
6756 (build_cfa_loc): Handle !cfa->indirect.
6757 (frame_pointer_cfa_offset): New.
6758 (dbx_reg_number): Assert register elimination performed; do
6759 leaf register remapping.
6760 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6761 (eliminate_reg_to_offset): New.
6762 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6763 for verifiably local stack frame addresses; re-base to CFA.
6764 (mem_loc_descriptor): Remove can_use_fbreg argument.
6765 (concat_loc_descriptor, loc_descriptor): Likewise.
6766 (containing_function_has_frame_base): Remove.
6767 (rtl_for_decl_location): Don't do register elimination or
6768 leaf register remapping here.
6769 (secname_for_decl): Split out from ..
6770 (add_location_or_const_value_attribute): ... here.
6771 (convert_cfa_to_loc_list): New.
6772 (compute_frame_pointer_to_cfa_displacement): New.
6773 (gen_subprogram_die): Use them.
6774 * tree.h (frame_base_decl): Remove.
6775 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6776 (prologue_stack_adjust): Remove.
6777 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6778 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6779 (set_frame_base_location): Remove.
6780 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6781 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6782 (vt_add_function_parameters): Don't eliminate_regs.
6783 (vt_initialize): Don't create frame_base_decl.
6785 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6787 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6788 version of GNU binutils for 4.x and later.
6790 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6792 * ggc-page.c (ggc_push_context): Remove.
6793 (ggc_pop_context): Likewise.
6794 * ggc.h (ggc_push_context): Remove.
6795 (ggc_pop_context): Likewise.
6797 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6800 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6801 returning from an interrupt handler.
6803 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6806 * config/arc/arc.c (output_shift): Add check for loop count when
6809 2005-09-06 Steven Bosscher <stevenb@suse.de>
6811 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6813 (abs_replacement): Likewise.
6814 (pass_phiopt): Remove TODO_update_ssa.
6816 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6819 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6820 if "return with no value, in function returning non-void" warning
6822 * tree-cfg.c (execute_warn_function_return): Don't look at
6823 RETURN_EXPRs with TREE_NO_WARNING set.
6826 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6827 for internal functions doesn't use registers used by global registers
6828 variables. Use fewer register parameters if there are global register
6831 2005-09-06 Olivier Hainque <hainque@adacore.com>
6832 Eric Botcazou <ebotcazou@adacore.com>
6835 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6836 when we would be extracting outside its bit span (bitpos+bitsize
6837 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6838 Ada unchecked conversions.
6840 2005-09-06 Steven Bosscher <stevenb@suse.de>
6842 * tree-ssa-pre.c (try_look_through_load): New function.
6843 (compute_avail): Use it to try to look through loads for some
6844 more useful expressions.
6846 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6848 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6849 condition for detecting cases like (a&a) and (a^a).
6851 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6853 * common.opt: Add option ftree-vect-loop-version.
6854 * params.def: Add --param vect-max-version-checks.
6855 * doc/invoke.texi: Document ftree-vect-loop-version and
6856 --param vect-max-version-checks.
6857 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6858 may_misalign_stmts and defines for accessors.
6859 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6860 LOOP_VINFO_MAY_MISALIGN_STMTS.
6861 (destroy_loop_vec_info): VEC_free for
6862 LOOP_VINFO_MAY_MISALIGN_STMTS.
6863 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6864 Update documentation.
6865 (vect_update_misalignment_for_peel): New.
6866 (vect_enhance_data_refs_alignment): Update to choose loop
6867 peeling or loop versioning if appropriate for the (potentially)
6868 unaligned data references in the loop.
6869 (vect_analyze_data_refs_alignment): Remove call to
6870 vect_enhance_data_refs_alignment so the checks can be done
6872 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6873 and move up call to vect_analyze_data_refs_alignment.
6874 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6875 (vect_transform_loop): Add call to loop_version.
6877 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6879 PR rtl-optimization/23098
6880 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6881 * simplify-rtx.c (constant_pool_reference_p): New function.
6882 * rtl.h (constant_pool_reference_p): New prototype.
6883 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6884 constant_pool_reference_p in condition and
6885 avoid_constant_pool_reference in preparation statements.
6887 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6889 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6890 STRICT_LOW_PART SETs.
6892 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6895 * except.c (sjlj_emit_function_enter): Find the function begin
6896 note even when it's not in first basic block.
6898 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6900 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6901 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6902 * aclocal.m4: Regenerate.
6904 2005-09-05 DJ Delorie <dj@redhat.com>
6906 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6909 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6911 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6912 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6913 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6914 Follow spelling conventions.
6915 * doc/invoke.texi: Follow spelling conventions.
6917 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6919 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6920 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6921 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6923 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6926 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6927 (output_stack_adjust): Use gen_tmp_stack_mem.
6928 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6929 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6930 (sh_get_pr_initial_val): Likewise.
6931 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6932 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6933 * sh.md (divsi_inv_m0): Use gen_const_mem.
6934 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6935 (movdf_i4+1): Use gen_tmp_stack_mem.
6936 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6937 (fpu_switch+2): Likewise.
6938 (movv4sf_i, movv16sf_i): Use adjust_address.
6939 (symGOT_load): Set MEM_NOTRAP_P bit.
6941 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6944 * pa.c (emit_move_sequence): Fix typo in last change.
6946 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6948 PR rtl-optimization/23454
6949 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6952 2005-09-03 Richard Henderson <rth@redhat.com>
6953 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6956 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6959 2005-09-02 Nicolas Pitre <nico@cam.org>
6961 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6962 to bit_count to 32 bits.
6964 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6967 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6968 generating synthetic loads from volatile lvalues.
6970 005-09-02 Nick Clifton <nickc@redhat.com>
6972 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6973 __ctzhi2, __clzhi2): New functions.
6975 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6978 * tree-nested.c (struct var_map_elt): Mark with GTY.
6979 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6981 (lookup_field_for_decl): Allocate new element in GC memory.
6982 (lookup_tramp_for_decl): Likewise.
6983 (convert_nl_goto_reference): Likewise
6984 (create_nesting_tree): Allocate info in GC memory. Likewise for
6986 (free_nesting_tree): Free with ggc_free instead of free.
6987 (root): New static variable.
6988 (lower_nested_functions): Remove root as local variable. And zero out
6989 root at the end of the function.
6991 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6993 PR rtl-optimization/20365
6994 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6995 to short. New member ix.
6996 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6997 (simplify_plus_minus): Initialize ix members before calling qsort.
6999 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7001 PR tree-optimization/23626
7002 * tree-cfg.c (replace_uses_by): Clean up eh info.
7004 2005-09-01 DJ Delorie <dj@redhat.com>
7006 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7009 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7011 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7012 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7015 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7017 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7018 do not issue warning for a variable definition following
7021 2005-09-01 Richard Henderson <rth@redhat.com>
7024 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7025 conversion to CONST_VECTOR.
7027 2005-09-01 Richard Henderson <rth@redhat.com>
7030 * reload1.c (reload_as_needed): Check !CALL_P before calling
7031 fixup_eh_region_note.
7032 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7034 2005-09-01 DJ Delorie <dj@redhat.com>
7036 * varasm.c (output_constant): Let the target resolve
7037 conversions of addresses to non-default pointer sizes.
7039 2005-09-01 Nicolas Pitre <nico@cam.org>
7041 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7042 to alow matching ARM pre-indexed addressing mode.
7043 (arm_override_options): Remove now irrelevant comment.
7045 2005-09-01 Phil Edwards <phil@codesourcery.com>
7047 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7048 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7049 * config/i386/vxworks.h: Likewise.
7050 * config/i386/t-vxworksae: New file, for VxWorks AE.
7051 * config/i386/vxworksae.h: Likewise.
7053 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7055 PR tree-optimization/23410
7056 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7057 sequence is not wrapping during the first step.
7059 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7062 * dwarf2out.c (base_type_die): Compare char_type_node with
7063 TYPE_MAIN_VARIANT (type), not type.
7065 2005-09-01 Richard Guenther <rguenther@suse.de>
7067 PR tree-optimization/15366
7068 * common.opt: Add -finline-functions-called-once.
7069 Put -fearly-inlining in alphabetically ordered place.
7070 * doc/invoke.texi: Document new option.
7071 * ipa-inline.c (cgraph_decide_inlining): Honour
7072 flag_inline_functions_called_once.
7074 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7076 PR rtl-optimization/23478
7077 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7078 (alloc_qty): Initialize it.
7079 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7080 (combine_regs): Combine also n_throwing_calls_crossed fields.
7081 (find_free_reg): Don't attempt to caller-save pseudos crossing
7082 calls that might throw.
7083 * global.c (struct allocno): Add throwing_calls_crossed field.
7084 (global_alloc): Revert 2005-08-22 change. Initialize
7085 throwing_calls_crossed.
7086 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7089 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7092 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7093 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7094 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7095 (and64_2_operand): Tweak to use predicate.
7096 (and_operand): Adjust for mask_operand changes.
7097 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7098 (print_operand): Likewise.
7099 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7100 (mask64_1or2_operand): Delete.
7101 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7102 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7103 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7104 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7105 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7106 (rotldi3_internal4): Likewise.
7107 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7108 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7109 (ashldi3_internal7): Likewise.
7110 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7111 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7112 (anddi3 split): Don't match mask64_operand.
7113 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7114 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7115 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7116 't' splitter predicate.
7117 (movdi_internal64 + 2): Revert 2005-06-11 change.
7119 2005-08-31 DJ Delorie <dj@redhat.com>
7121 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7122 (m32c_asm_integer): Add support for 32 bit pointers.
7124 2005-08-31 Richard Henderson <rth@redhat.com>
7126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7127 component-like references for setting MEM_NOTRAP_P.
7129 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7130 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7132 2005-08-31 Richard Henderson <rth@redhat.com>
7134 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7135 into a pseudo before applying gen_lowpart.
7137 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7139 * doc/install.texi (Specific): Update cctools version required
7140 for full functionality.
7141 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7142 linkers as -macosx_version_min.
7144 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7147 * sh.c (print_operand, %R and %S): Add handling of floating point
7148 registers, memory, constants and invalid operands.
7150 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7152 * ipa-pure-const.c: Change dump name.
7154 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7157 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7158 to "reg_or_0_operand".
7159 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7161 2005-08-31 Dale Johannesen <dalej@apple.com>
7163 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7164 loops that count down.
7166 2005-08-31 Richard Henderson <rth@redhat.com>
7169 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7170 (fixup_eh_region_note): New.
7171 (reload_as_needed): Call it.
7172 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7173 don't call find_many_sub_basic_blocks; call verify_flow_info.
7174 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7175 (keep_stack_depressed): Likewise.
7176 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7178 2005-08-31 Richard Henderson <rth@redhat.com>
7180 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7183 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7185 * expr.c (expand_expr_real_1): Compare size of address
7186 mode to target's address mode size in deciding expansion of
7187 the constant address.
7189 2005-08-31 Richard Guenther <rguenther@suse.de>
7192 * expr.c (all_zeros_p): New function.
7193 (expand_expr_real_1): Handle the case of an all-zero
7194 non-addressable constructor separately.
7196 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7198 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7199 arguments, adjust all callers.
7200 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7202 2005-08-30 Richard Henderson <rth@redhat.com>
7205 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7206 whenever the mode sizes match.
7208 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7210 * calls.c (load_register_parameters): Fix comment typo.
7211 * expr.c (emit_push_insn): Comment formatting.
7213 2005-08-30 Ian Lance Taylor <ian@airs.com>
7215 * config/i386/x-cygwin (host-cygwin): Change dependency from
7216 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7218 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7220 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7223 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7226 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7227 call to ggc_collect.
7229 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7232 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7233 beginning. Remove $(INCLUDES) from all the rules, if following
7234 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7236 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7239 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7240 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7241 not constant, but maxlen is, don't set len to maxlen, rather
7242 set maxlen to len if len is a constant.
7244 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7246 PR tree-optimization/23475
7247 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7250 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7252 Fix PR middle-end/22455
7254 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7255 Checksum only the parts of the tree that exist for the tree code.
7257 2005-08-28 Dale Johannesen <dalej@apple.com>
7259 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7261 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7263 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7265 2005-08-28 Richard Henderson <rth@redhat.com>
7267 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7268 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7271 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7274 * builtins.c (get_memory_rtx): Don't strip nops
7275 in between COMPONENT_REFs.
7277 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7280 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7282 (gimplify_modify_expr): Check for zero sized types and gimplify the
7283 rhs and lhs as statements.
7285 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7288 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7289 state for return address column of signal frames.
7291 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7294 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7295 bytes >= 2 not bytes == 2.
7296 (expand_block_move): Same.
7298 2005-08-27 Richard Guenther <rguenther@suse.de>
7301 * config/i386/sse.md (sse2_movsd): Add missing closing
7304 2005-08-27 Paul Brook <paul@codesourcery.com>
7306 * genrecog.c (enum decision_type): Add DT_num_insns.
7307 (struct decision_test): Add u.num_insns.
7308 (add_to_sequence): Add DT_num_insns test.
7309 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7310 (write_cond, debug_decision_2): Ditto.
7311 (change_state): Assume peep2_next_insn never fails.
7312 Remove "afterward" argument.
7313 (write afterward, write_tree): Update to match.
7314 * recog.c (peep2_current_count): New variable.
7315 (peep2_next_insn): Check it.
7316 (peephole2_optimize): Set peep2_current_count.
7317 * recog.h (peep2_current_count): Declare.
7319 2005-08-26 Josh Conner <jconner@apple.com>
7322 * ipa-pure-const.c (check_tree): Check for volatile-ness
7323 when considering a dereference.
7325 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7327 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7329 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7331 PR rtl-optimization/23561
7332 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7333 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7334 at most LEN bytes long memory fits into the field.
7335 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7336 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7337 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7339 2005-08-26 Richard Henderson <rth@redhat.com>
7342 * loop.c (biased_biv_may_wrap_p): New.
7343 (maybe_eliminate_biv_1): Use it to suppress non-equality
7344 comparison transformations. Delete disabled code.
7346 2005-08-26 Ian Lance Taylor <ian@airs.com>
7348 * combine.c (make_extraction): Avoid reference outside object.
7350 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7352 * stor-layout.c (finalize_type_size): Restore behaviour for
7353 non-aggregate types to the status quo ante of the patch for
7354 pr 23467. Document why it matters.
7356 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7359 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7360 array by one element, initialize the BT_LAST element with NULL.
7362 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7364 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7365 optimizing for size.
7367 (compare_plus_eqsi): Same.
7368 (plus_eqsi_compare): Same.
7369 (neg_eq0<mode>): Same.
7370 (neg_eq<mode>): Same.
7372 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7375 2005-08-26 Nick Clifton <nickc@redhat.com>
7377 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7378 TARGET_EP is not defined.
7379 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7380 TARGET_EP is enabled.
7381 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7382 * config/v850/v850.md (save_all_interrupt): Only use the EP
7383 register if TARGET_EP is defined.
7384 (restore_all_interrupt): Likewise.
7385 * config/v850/lib1funcs.asm: Update functions so that the EP
7386 register is only used if __EP__ is defined.
7388 2005-08-26 David Ung <davidu@mips.com>
7390 * config/mips/mips.c (mips_expand_prologue): Handle case when
7391 generating for MIPS16 and the outgoing argument area is more than
7392 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7395 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7397 * config/crx/crx.md: Make doloop_end pattern usage controllable
7398 via mloop-nesting=<max-nesting> command line switch. Make sure
7399 the combiner cannot use doloop_end_<mode> in an illegal way.
7400 * config/crx/crx.c: Use regs up to r6 for argument passing.
7401 Refine crx_address_cost (non cst4 displacements are expensive).
7402 * config/crx/crx.opt: Add switch for mloop-nesting=.
7404 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7406 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7407 (UNSPEC_MVST): New constant.
7409 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7411 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7412 Reject operands containing eliminable registers.
7413 * testsuite/gcc.dg/20050825-1.c: New testcase.
7415 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7416 Jan Hubicka <jh@suse.cz>
7418 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7420 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7422 PR tree-optimization/23546
7423 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7426 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7428 * params.def (PARAM_MIN_SPEC_PROB): New.
7429 * sched-rgn.c (MIN_PROBABILITY): Delete.
7430 (compute_trg_info): Convert to PARAM_VALUE.
7431 * doc/invoke.texi (param): Document min-spec-prob.
7433 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7435 * config/darwin.h: define __PIC__
7436 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7437 TARGET_OS_CPP_BUILTINS macro.
7439 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7441 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7444 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7446 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7448 * cfghooks.c (duplicate_block): Added position where to place
7449 new block as argument.
7450 * cfghooks.h (duplicate_block): Declaration changed.
7451 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7453 * cfglayout.h (copy_bbs): Declaration changed.
7454 * cfgloop.h (loop_version): Declaration changed.
7455 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7456 position to copy_bbs.
7457 (loop_version): Pass position to duplicate_loop_to_header_edge.
7458 Add place_after argument and position new blocks according to
7460 * modulo-sched.c (sms_schedule): Pass place_after argument
7462 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7463 * tree-cfg.c (split_edge_bb_loc): New function.
7464 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7465 to determine position of new blocks.
7466 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7468 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7469 argument to duplicate_block.
7470 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7471 Pass position to copy_bbs.
7473 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7475 * fold-const.c (ptr_difference_const): Use
7476 cst_and_fits_in_hwi instead of host_integerp.
7478 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7480 * config/darwin.c (gen_pic_offset): New.
7481 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7484 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7486 PR tree-optimization/23486
7487 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7489 2005-08-23 Phil Edwards <phil@codesourcery.com>
7491 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7492 remove use_collect2.
7493 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7495 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7496 configuration files to override the default value.
7498 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7499 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7500 * config/vx-common.h: New file, split out from...
7501 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7502 * config/vxworksae.h: New file, for VxWorks AE.
7503 * config/vxworks.opt: New file.
7504 * config/vxlib.c: Update for VxWorks 6.
7506 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7507 other MULTILIB_* variables appropriately.
7508 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7509 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7510 * config/rs6000/vxworks.h: Update for VxWorks 6.
7511 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7513 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7516 * config/darwin.c (machopic_select_section): Remove the hack to
7517 mark "::operator new" and "::operator delete" for coalescing
7518 even though they are not weak.
7520 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7522 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7523 * configure: Regenerate.
7525 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7528 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7530 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7531 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7534 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7536 * config/rs6000/predicates.md (equality_operator): New.
7537 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7538 comparison with a large constant.
7540 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7542 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7544 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7546 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7547 registers is even, and we have a hardware double precision fp,
7549 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7550 size of current argument when checking if argument was passed in
7553 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7556 * stor-layout.c (finalize_type_size): Dont override
7557 existing alignment with a smaller alignment from the mode.
7559 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7561 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7562 * lambda.h (lambda_vector_lexico_pos): ... here.
7563 * tree-data-ref.c (build_classic_dist_vector): Return false when
7564 the distance vector is lexicographically negative.
7566 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7568 PR tree-optimization/23511
7569 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7570 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7572 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7574 PR tree-optimization/22043
7575 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7576 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7577 If ALLOW_FLEXARR, handle types ending with flexible array member.
7578 Pass false as second argument to recursive count_type_elements calls.
7579 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7580 argument to count_type_elements call.
7581 * tree-sra.c (decide_block_copy): Likewise.
7582 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7583 for a constant-sized object, set cleared as well. Pass true as
7584 second argument to count_type_elements call.
7586 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7589 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7590 from legitimate_small_data_p, and make global. Update use.
7591 Remove forward declaration.
7592 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7594 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7596 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7598 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7599 of scratch intermediates.
7600 (eq<mode>_compare): Same.
7601 (neg_eq0<mode>): New.
7602 (neg_eq<mode>): Convert to define_insn_and_split.
7604 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7607 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7608 stdarg functions, set/clear the fp marker even when no variable
7610 * config/rs6000/sysv4.opt (mprototype): Describe.
7612 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7614 PR rtl-optimization/23478
7615 * regs.h (reg_info): Add throw_calls_crossed.
7616 (REG_N_THROWING_CALLS_CROSSED): Define.
7617 * flow.c (allocate_reg_life_data): Initialize
7618 REG_N_THROWING_CALLS_CROSSED.
7619 (propagate_one_insn, attempt_auto_inc): Update
7620 REG_N_THROWING_CALLS_CROSSED.
7621 * global.c (global_alloc): Don't allocate pseudos across
7622 calls that may throw.
7624 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7627 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7628 value is inbetween the range if we did not find an exact match.
7630 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7632 * doc/invoke.texi (Option Summary): Add ms1 options.
7633 * doc/extend.texi: Document interrupt handler attribute for ms1.
7634 * doc/md.texi: Document ms1 constraints.
7635 * config.gcc: Add ms1-*-elf.
7636 * config/ms1/ms1.h: New.
7637 * config/ms1/ms1.c: New.
7638 * config/ms1/ms1.md: New.
7639 * config/ms1/ms1-protos.h: New.
7640 * config/ms1/ABI.txt: New.
7641 * config/ms1/crti.asm: New.
7642 * config/ms1/crtn.asm: New.
7643 * config/ms1/lib2extra-funcs.c: New.
7644 * config/ms1/t-ms1: New.
7645 * config/ms1/ms1.opt: New.
7647 2005-08-22 Ira Rosen <irar@il.ibm.com>
7649 * config/rs6000/altivec.md (xorv4sf3): New.
7650 (negv4sf2, neg<mode>2): Likewise.
7652 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7655 * config/ia64/ia64.md (divsi3): Check divide by zero.
7656 (udivsi3): Likewise.
7658 (udivdi3): Likewise.
7660 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7662 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7663 up to elem_bitsize bits, not max_bitsize.
7665 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7667 PR tree-optimization/23433
7668 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7669 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7671 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7673 PR tree-optimization/23434
7674 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7675 the iteration bound is not an INTEGER_CST.
7677 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7679 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7680 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7681 NULL if need_epilog_adjust is false.
7682 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7683 Case 3 always peels first itration, not just for PLUS case, and no need
7684 to use scalar_initial_def here. Create an epilog adjustment only if
7685 scalar_initial_def is not NULL.
7687 (vectorizable_reduction): Remove assert.
7689 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7692 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7693 (__moddi3): Likewise.
7694 (__udivdi3): Likewise.
7695 (__umoddi3): Likewise.
7696 (__divsi3): Likewise.
7697 (__modsi3): Likewise.
7698 (__udivsi3): Likewise.
7699 (__umodsi3): Likewise.
7701 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7703 * tree-pass.h (TDF_GRAPH): Define.
7704 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7705 * passes.c (finish_optimization_passes): Only call
7706 finish_graph_dump_file if TDF_GRAPH is set.
7707 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7708 NULL. Set TDF_GRAPH bit.
7709 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7711 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7713 * arm.h (arm_stack_offsets): Add locals_base field.
7714 * arm.c (arm_get_frame_offsets): Compute it.
7715 (thumb_compute_initial_elimination offset): Make the Thumb frame
7716 pointer point to the base of the local variables.
7717 (thumb_expand_prologue): Update accordingly.
7718 (thumb_expand_epilogue): Likewise.
7720 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7721 mode of clobbered scratch to DImode. Handle a case that's known to
7724 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7726 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7727 (gt0<mode>_compare): Delete.
7728 (neg_gt0<mode>): Delete.
7730 2005-08-19 Eric Christopher <echristo@apple.com>
7732 * optabs.h: Change CTI_ to COI_.
7735 2005-08-19 James E Wilson <wilson@specifix.com>
7737 * builtins.c (expand_builtin_return_addr): Set
7738 current_function_accesses_prior_frames when count != 0. Use
7739 frame_pointer_rtx when count == 0.
7740 * function.h (struct function): Add accesses_prior_frames field.
7741 (current_function_accesses_prior_frames): Define.
7742 * reload1.c (init_elim_table): Check
7743 current_function_accesses_prior_frames.
7744 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7746 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7748 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7749 indicator. Return true if the flowgraph changed during
7752 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7755 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7756 conditional expression before testing its value.
7758 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7760 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7762 2005-08-19 Devang Patel <dpatel@apple.com>
7764 PR tree-optimization/23048
7765 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7766 third parameter. Check whether latch is dominated by exit
7768 (if_convertible_loop_p): Supply exit block itself to
7769 if_convertible_bb_p.
7771 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7774 * arm.md (arm_load_pic_register): Change argument to the mask of
7775 saved registers. Call thumb_find_work_register if we need a
7776 scratch register on Thumb.
7777 (arm_expand_prologue): Pass empty register set to
7778 arm_load_pic_register.
7779 (thumb_expand_prologue): Pass live_regs_mask directly to
7780 arm_load_pic_register.
7781 * arm-protos.h (arm_load_pic_register): Update prototype.
7783 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7785 * sh.c (find_sole_member): New function.
7786 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7787 if the record's alignment is larger than the size of its only member.
7789 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7792 * arm.c (thumb_legitimize_reload_address): New function.
7793 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7794 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7796 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7798 * config/crx/crx.c: Implement crx_decompose_address. Reject
7799 symbolic displacements since CRX register relative adressing
7800 mode can't handle unsigned 32-bit values as displacements.
7801 * config/crx/crx.h: Simplify definitions, remove redundant
7802 parenthesis and obsolete macros.
7803 * config/crx/crx.opt: Add new switch for debugging addresses.
7804 * config/crx/crx-protos.h: Add new declarations for above.
7806 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7809 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7812 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7814 * collect2.c (dup2): Delete.
7815 * configure.ac: Don't check for dup2.
7817 * config.in, configure: Regenerate.
7819 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7821 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7822 record with the type of its only member.
7824 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7826 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7827 define_insn_and_split.
7828 (plus_ltu<mode>_compare): Same.
7829 (gtu<mode>_compare): Same.
7830 (plus_gtu<mode>_compare): Same.
7832 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7834 PR tree-optimization/22228
7835 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7837 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7838 are recorded in vect_vnames_to_rename for renaming.
7839 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7840 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7841 in vect_vnames_to_rename.
7842 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7843 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7845 2005-08-18 Jan Hubicka <jh@suse.cz>
7848 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7849 info only for local statics, not for member variables.
7851 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7853 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7855 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7857 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7859 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7862 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7864 2005-08-17 James E Wilson <wilson@specifix.com>
7866 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7869 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7871 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7872 (leu<mode>_compare): Same.
7873 (plus_leu<mode>): Same.
7874 (neg_leu<mode>): Same.
7875 (and_neg_leu<mode): Same.
7876 (ltu<mode>_compare): Same.
7877 (plus_ltu<mode>): Same.
7879 (geu<mode>_compare): Same.
7880 (plus_geu<mode>): Same.
7881 (neg_geu<mode>): Same.
7882 (and_neg_geu<mode>): Same.
7883 (plus_gt<mode>): Same.
7884 (gtu<mode>_compare): Same.
7885 (plus_gtu<mode>): Same.
7887 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7889 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7890 Move call_table_data to end. Delete spurious .text.
7891 (callt_save_all_interrupt): Fix comment typo.
7893 2005-08-17 James E Wilson <wilson@specifix.com>
7894 Kevin Winchester <winchester@amirix.com>
7897 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7899 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7902 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7903 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7905 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7907 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7908 record with the type of its only member if the modes don't match.
7910 * varasm.c (decode_reg_name): Skip empty additional register names.
7912 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7914 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7915 lsm_tmp_name_length): New.
7916 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7917 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7919 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7920 Andreas Krebbel <krebbel1@de.ibm.com>
7922 * config.gcc: Added z9-109 switch.
7923 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7924 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7925 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7926 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7927 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7928 for "z9_109" cpu attribute.
7929 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7930 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7931 (s390_handle_arch_option): Added z9-109 switch.
7932 (override_options): Set respective cost function for z9-109.
7933 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7934 (legitimate_reload_constant_p): Accept extended immediates.
7935 (print_operand): Three new output modifiers added: k, m and o.
7936 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7937 (s390_output_mi_thunk): Use extended immediate when possible.
7938 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7939 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7940 (CONSTRAINT_LEN): Added length of O constraint.
7941 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7942 * config/s390/s390.md ("cpu"): New value z9_109 added.
7943 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7944 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7945 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7946 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7947 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7948 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7949 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7950 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7951 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7952 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7953 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7954 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7955 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7956 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7957 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7959 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7960 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7961 insns for TARGET_EXTIMM.
7963 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7965 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7967 2005-08-17 Nick Clifton <nickc@redhat.com>
7969 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7970 Call default_encode_section_info.
7972 2005-08-17 Steven Bosscher <stevenb@suse.de>
7974 PR tree-optimization/21574
7975 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7976 constant, return CONSTANT.
7977 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7978 (ccp_fold, visit_assignment): Likewise.
7979 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7981 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7983 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7984 fold_buildN instead of buildN then fold_initializer or fold.
7985 (build_unary_op): Likewise.
7986 (build_binary_op): Likewise.
7987 * fold-const.c (fold_initializer): Remove.
7988 (fold_build1_initializer): New function.
7989 (fold_build2_initializer): New function.
7990 (fold_build3_initializer): New function.
7991 * tree.h (fold_initializer): Remove.
7992 (fold_build1_initializer): New function.
7993 (fold_build2_initializer): New function.
7994 (fold_build3_initializer): New function.
7996 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7998 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7999 (try_move_mult_to_index): Call fold_build2 instead of build2.
8000 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8001 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8002 fold_binary_to_constant.
8003 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8005 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8006 check if A == gcd (A, B). Remove TYPE argument.
8007 (analyze_offset) Use fold_build2 instead of fold (build.
8008 (create_data_ref): Likewise.
8009 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8010 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8013 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8015 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8016 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8018 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8021 * gimplify.c (zero_sized_type): New function.
8022 (gimplify_modify_expr_rhs): If we have a zero sized type,
8023 replace the statement with an empty statement.
8025 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8027 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8030 2005-08-16 Ian Lance Taylor <ian@airs.com>
8032 * doc/tm.texi (Label Output): Correct typo.
8034 2005-08-16 Steven Bosscher <stevenb@suse.de>
8037 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8038 force_operand will work later on using have_insn_for.
8040 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8042 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8044 2005-08-16 Ian Lance Taylor <ian@airs.com>
8047 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8048 vector type, don't try to construct it element by element. Add an
8049 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8051 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8053 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8055 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8057 * doc/invoke.texi (Precompiled Headers): Document some more options
8058 which are known to be safe.
8060 2005-08-16 James E Wilson <wilson@specifix.com>
8062 PR tree-optimization/21105
8063 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8064 TREE_OVERFLOW check.
8066 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8068 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8069 (neg_ltu<mode>): Same.
8071 (neg_gtu<mode>): Same.
8073 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8075 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8076 (fold_builtin_isdigit): Use fold_buildN.
8077 (build_function_call_expr): Likewise.
8078 * c-typeck.c (c_finish_loop): Likewise.
8080 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8081 Richard Shann <rshann@superh.com>
8083 PR middle-end/20396:
8084 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8086 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8088 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8090 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8093 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8094 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8097 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8100 * fold-const.c (build_range_check): Disable optimization for function
8101 pointer expressions on targets that require function pointer
8104 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8106 * simplify-rtx.c (simplify_const_relational_operation): When
8107 extracting arguments of a COMPARE, recompute the mode as well.
8109 2005-08-15 Ian Lance Taylor <ian@airs.com>
8111 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8113 2005-08-15 DJ Delorie <dj@redhat.com>
8115 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8117 (movsi_splittable): Allow, but split, moves to the stack.
8118 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8121 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8124 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8125 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8127 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8128 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8129 Delete HOST_PTR_PRINTF.
8131 * configure, config.in: Regenerate.
8133 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8135 * config/rs6000/rs6000.md (QHSI): New mode macro.
8136 (wd): Extend mode attr for QImode and HImode
8137 (dbits): New mode attr.
8138 (zero_extend<mode>di2): Convert to mode macro.
8140 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8143 * doc/invoke.texi (-mgnu-ld): Update description.
8146 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8149 * Makefile.in (tree-chrec.o): Depends on real.h.
8150 * tree-chrec.c: Include real.h.
8151 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8152 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8153 * tree-scalar-evolution.c (add_to_evolution_1,
8154 interpret_rhs_modify_expr): Ditto.
8156 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8159 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8160 step is negative compute the estimation from init downwards to zero.
8162 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8164 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8166 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8168 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8170 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8171 Accept double-word constants that can be split.
8172 * config/s390/s390.md ("movti"): Use 'P' constraint.
8173 ("*movdi_31", "*movdf_31"): Likewise.
8175 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8177 Fix PR tree-optimization/22615
8179 * tree-ssa-structalias.c (solution_set_add): Handle
8180 first_vi_for_offset returning NULL.
8181 (do_da_constraint): Ditto.
8182 (do_sd_constraint): Ditto.
8183 (do_ds_constraint): Ditto
8184 (find_func_aliases): Ditto.
8185 (build_constraint_graph): RHS is allowed be ANYTHING.
8186 (first_vi_for_offset): Return NULL if we couldn't find anything at
8189 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8191 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8192 over memory as first operand.
8194 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8197 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8198 available for setting it.
8200 2005-08-14 Ira Rosen <irar@il.ibm.com>
8202 PR tree-optimization/23320
8203 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8204 data-refs' types instead of base object nullness. Add check for
8205 pointer type data-refs before first location comparison. Remove
8208 2005-08-14 Andreas Schwab <schwab@suse.de>
8210 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8212 2005-08-13 James E Wilson <wilson@specifix.com>
8214 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8215 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8216 -fstack-protector-all, --param ssp-buffer-size): Document.
8217 (-Wvariadic-macros): Alphabetize.
8218 (-fsched-stalled-insns-dep): Add missing 'f'.
8220 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8223 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8225 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8226 or indirect address operand.
8227 (EXTRA_ADDRESS_CONSTRAINT): New.
8228 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8230 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8232 PR tree-optimization/22236
8233 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8234 successors and predecessors.
8235 * tree-chrec.c (chrec_convert): Before converting, check that
8236 sequences don't wrap.
8237 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8238 (analyze_array): Extern.
8239 (find_data_references_in_loop): Remove call to
8240 compute_estimated_nb_iterations.
8241 * tree-data-ref.h (analyze_array): Declared.
8242 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8243 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8244 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8245 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8247 * tree-ssa-loop-ivcanon.c: Fix documentation.
8248 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8249 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8250 (infer_loop_bounds_from_undefined): New.
8251 (estimate_numbers_of_iterations_loop): Use
8252 infer_loop_bounds_from_undefined.
8253 (used_in_pointer_arithmetic_p): New.
8254 (scev_probably_wraps_p): Pass an extra parameter. Call
8255 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8256 (convert_step): Fix documentation.
8257 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8258 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8259 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8260 scev_probably_wraps_p.
8262 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8264 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8265 (s390_register_info): Ignore clobbered_regs information for fixed
8266 registers, and only fixed registers.
8267 (s390_init_frame_layout): Remove redundant call.
8269 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8271 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8272 description of -Wold-style-casts.
8274 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8275 Jakub Jelinek <jakub@redhat.com>
8277 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8278 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8279 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8280 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8281 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8282 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8283 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8284 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8285 ("stack_protect_set", "stack_protect_test"): New expanders.
8286 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8287 "stack_protect_testdi"): New insn definitions.
8289 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8291 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8293 2005-08-12 Paul Brook <paul@codesourcery.com>
8295 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8297 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8299 * config/s390/predicates.md (setmem_operand): New predicate.
8300 (shift_count_operand): Accept ANDs with special constants as
8302 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8303 with special constants.
8304 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8305 shift_count_operand with setmem_operand.
8307 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8309 * config/s390/s390.c (s390_extract_part, s390_single_part):
8311 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8312 (s390_output_mi_thunk): Don't use lg on 31 bit.
8313 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8314 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8316 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8318 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8319 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8320 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8321 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8322 with one of the new macros.
8324 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8326 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8327 Don't set save_return_addr_p.
8328 (s390_register_info): Make clobbered_regs not depending on
8331 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8333 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8334 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8336 2005-08-11 James E. Wilson <wilson@specifix.com>
8338 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8340 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8342 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8343 locations gathered by var-tracking in single entry loc_list
8344 over loc_descriptor_from_tree.
8346 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8347 pass it down to loc_descriptor.
8348 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8349 (containing_function_has_frame_base): Move earlier in the file.
8350 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8351 instead of always assuming fbreg can't be used.
8353 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8355 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8356 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8357 Accept address wrapped in AND for Altivec.
8358 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8359 Strip AND wrapping offset address for Altivec.
8361 2005-08-11 Richard Henderson <rth@redhat.com>
8364 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8365 before using TYPE_IS_SIZETYPE.
8367 2005-08-11 Richard Henderson <rth@redhat.com>
8370 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8371 insn types not present on ev4.
8372 (alphaev5_insn_pipe): Similarly.
8374 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8377 * arm.c (arm_override_options): If the user has selected callee-super-
8378 interworking, then enable normal interworking.
8380 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8382 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8385 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8387 * doc/rtl.texi: Fix two typos.
8389 2005-08-11 Richard Guenther <rguenther@suse.de>
8392 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8393 cases where we call to/from functions returning void.
8395 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8398 * tree.c (build_pointer_type_for_mode): Robustify.
8400 2005-08-10 James E Wilson <wilson@specifix.com>
8402 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8403 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8405 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8408 2005-08-10 Eric Christopher <echristo@apple.com>
8410 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8411 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8414 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8417 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8418 for the high part when generating dynamic-no-pic code.
8420 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8422 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8423 (x86_64-*-linux*): Likewise.
8425 * config/i386/crtfastmath.c: New file.
8426 * config/i386/t-crtfm: Likewise.
8428 * config/i386/linux.h (ENDFILE_SPEC): New.
8429 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8431 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8434 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8436 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8437 (vec_shl, vec_shr): Document new operations.
8438 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8440 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8442 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8443 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8444 change predicate to indexed_or_indirect_address.
8446 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8448 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8449 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8450 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8451 and __aeabi_uwrite8.
8452 * config/arm/unaligned-funcs.c: New file.
8453 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8455 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8457 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8459 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8460 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8462 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8463 * final.c (pass_shorten_branches): Add dump.
8464 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8465 (pass_life): Rename dump.
8466 (rest_of_handle_flow2): Remove initial verify_flow_info.
8467 * function.c (pass_instantiate_virtual_regs): Add dump.
8468 * integrate.c (pass_initial_value_sets): Add dump.
8469 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8470 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8471 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8472 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8473 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8474 gate_rtl_unrool_and_peel_loops): New.
8475 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8476 rtl_doloop): Do not look at flags.
8477 * mode-switching.c (pass_mode_switching): Add dump.
8478 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8479 pass_split_before_regstack): Add dump.
8480 * regmove.c (pass_stack_adjustments): Add dump.
8481 * tree-optimize.c (pass_fixup_cfg): Add dump.
8483 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8486 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8487 deciding which instruction sequence to use.
8489 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8491 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8492 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8494 2005-08-09 Richard Guenther <rguenther@suse.de>
8496 * c-common.c (builtin_function_2): Remove.
8497 (def_builtin_1): New function.
8498 (c_common_nodes_and_builtins): Use def_builtin_1 to
8499 build builtin functions.
8501 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8503 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8504 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8505 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8508 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8510 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8511 fold_binary instead of fold_build2 since we don't care about the
8513 (loop_niter_by_eval): Likewise.
8514 (compare_trees): Likewise.
8515 (proved_non_wrapping_p): Likewise.
8517 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8521 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8522 if the if is really empty.
8524 2005-08-09 Steven Bosscher <stevenb@suse.de>
8526 PR tree-optimization/23234
8527 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8528 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8529 argument of the new enum.
8530 (execute_cse_reciprocals): Add reciprocals for function arguments
8531 on the unique successor edge of the entry block. Update other calls
8532 to execute_cse_reciprocals_1.
8534 2005-08-08 Richard Henderson <rth@redhat.com>
8537 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8539 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8541 * expr.c (write_complex_part): Return after handling MEM.
8543 2005-08-08 Josh Conner <jconner@apple.com>
8545 PR rtl-optimization/23241
8546 * combine.c (simplify_comparison): Fix error in determining
8547 whether to lift a subreg from comparison.
8549 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8552 * config/rs6000/altivec.md (vec_init<mode>): New.
8553 (vec_set<mode>): New.
8554 (vec_extract<mode>): New.
8555 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8556 (rs6000_expand_vector_set): New.
8557 (rs6000_expand_vector_extract): New.
8558 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8559 for Altivec modes before reload.
8560 (altivec_expand_vec_init_builtin): New.
8561 (get_element_number): New.
8562 (altivec_expand_vec_set_builtin): New.
8563 (altivec_expand_vec_ext_builtin): New.
8564 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8566 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8568 * config/rs6000/rs6000.h (rs6000_builtins): Add
8569 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8570 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8571 * config/rs6000/rs6000-protos.h: Declare new functions.
8573 2005-08-08 Jan Hubicka <jh@suse.cz>
8575 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8576 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8577 * i386.md (movdi*): Use pic_32bit_operand.
8578 * predicates.md (pic_32bit_operand): New.
8580 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8583 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8585 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8587 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8588 (test_for_singularity): Use fold_build2.
8590 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8592 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8594 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8596 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8597 (COMMON_ASM_OP) Define.
8598 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8599 (ix86_encode_section_info): Likewise.
8600 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8601 SUBTARGET_ENCODE_SECTION_INFO.
8603 2005-08-06 Richard Henderson <rth@redhat.com>
8606 * tree-nested.c (convert_local_reference): Save and restore val_only
8607 around component_ref and friends. Clear walk_subtrees by default.
8609 2005-08-06 Peter O'Gorman <peter@pogma.com>
8612 * gcc.c (process_command): Check the argument to -b has a dash.
8613 * doc/invoke.texi: Update -b and -V docs.
8615 2005-08-06 James E Wilson <wilson@specifix.com>
8617 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8619 2005-08-06 Michael Matz <matz@suse.de>
8621 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8622 member only if only one insn is associated with the value.
8624 2005-08-06 Nick Clifton <nickc@redhat.com>
8626 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8628 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8629 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8630 Check symbol flags instead of symbol name mangling.
8631 (xstormy16_asm_output_aligned_common): Likewise. Also
8632 simplify code since the bss100_section cass is the only case
8633 where the below100 code will be triggered.
8634 (xstormy16_encode_section_info): Encode below100 attribute
8635 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8637 (xstormy16_strip_name_encoding): Delete - this function is no
8639 (TARGET_STRIP_NAME_ENCODING): Undefine.
8640 * config/stormy16/stormy16-protos.h: Delete prototype for
8641 xstormy16_strip_name_encoding.
8643 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8645 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8646 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8647 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8648 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8649 config/alpha/predicates.md, config/arc/arc.h,
8650 config/arm/arm.h, config/arm/ieee754-df.S,
8651 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8652 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8653 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8654 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8655 config/m68hc11/m68hc11.h, config/mips/mips.c,
8656 config/mips/mips.h, config/mips/openbsd.h,
8657 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8658 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8659 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8660 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8661 config/sparc/linux.h, config/sparc/linux64.h,
8662 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8663 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8664 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8665 typos. Follow spelling conventions.
8667 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8670 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8671 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8672 specially. Check for side effects only for COND_EXPR.
8673 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8674 return with TREE_NO_WARNING.
8676 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8678 PR rtl-optimization/23233
8679 * loop.c (combine_movables): Require the modes to be the same.
8680 (move_movables): Remove handling of cases where the replacement
8681 had a different mode to the original.
8683 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8685 PR tree-optimization/23128
8686 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8687 subtraction wrap, and set TREE_OVERFLOW if they do.
8689 2005-08-05 Richard Henderson <rth@redhat.com>
8692 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8693 FORCED_LABEL labels.
8695 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8698 * reload.c (find_reloads_subreg_address): Pass down TYPE
8699 unchanged. Change all callers except find_reloads_toplev.
8701 2005-08-05 Michael Matz <matz@suse.de>
8703 * genattrtab.c (current_alternative_string): Remove.
8704 (SIMPLIFY_ALTERNATIVE): Ditto.
8705 (attr_alt_bit_p): Ditto.
8706 (alternative_name): Make const char *.
8707 (evaluate_eq_attr): Remove use of above things.
8708 (simplify_test_exp): Ditto.
8709 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8710 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8712 2005-08-04 James E Wilson <wilson@specifix.com>
8714 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8715 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8716 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8717 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8718 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8720 2005-08-04 Richard Henderson <rth@redhat.com>
8723 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8724 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8725 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8726 if we'd have to instantiate too many members.
8728 2005-08-04 Richard Henderson <rth@redhat.com>
8731 * tree-outof-ssa.c (coalesce_asm_operands): New.
8732 (coalesce_ssa_name): Use it. Split out ...
8733 (coalesce_phi_operands, coalesce_result_decls): ... these.
8735 2005-08-04 Paul Brook <paul@codesourcery.com>
8737 * read-rtl.c (read_quoted_string): Break if EOF.
8739 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8741 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8742 (fold_build2): Likewise.
8743 (fold_build3): Likewise.
8744 (fold_build1_stat): New function prototype.
8745 (fold_build2_stat): Likewise.
8746 (fold_build3_stat): Likewise.
8747 * fold-const.c (fold_build1): Rename to ..
8748 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8749 through to build1_stat.
8750 (fold_build2): Rename to ..
8751 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8752 through to build2_stat.
8753 (fold_build3): Rename to ..
8754 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8755 through to build3_stat.
8757 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8758 Ian Lance Taylor <ian@airs.com>
8760 * function.c (assign_stack_local_1): Do not correct stack slot
8761 address if allocation size is smaller than mode size.
8763 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8766 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8767 (tree_merge_blocks): Propagate anything allowed by
8769 Clarify documentation.
8770 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8771 SSA form, schedule an update if necessary.
8773 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8775 * doc/install.texi (Binaries): Remove broken link to
8776 Sinix/Reliant Unix binaries.
8778 2005-08-03 Richard Henderson <rth@redhat.com>
8781 * function.c (stack_protect_epilogue): Export.
8782 * tree.h (stack_protect_epilogue): Declare.
8783 * calls.c (expand_call): Call it.
8785 2005-08-03 Eric Christopher <echristo@apple.com>
8787 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8788 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8791 2005-08-04 Jan Hubicka <jh@suse.cz>
8793 * profile.c (branch_prob): Split edges with goto locus on them
8794 to get proper line counts.
8795 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8797 2005-08-03 Paul Brook <paul@codesourcery.com>
8799 * function.c (assign_parms): Round current_function_args_size
8800 to PARM_BOUNDARY, not STACK_BOUNDARY.
8802 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8804 * config/i386/i386.c (x86_elf_aligned_common)
8805 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8807 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8809 PR tree-optimization/23157
8810 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8811 before emitting them.
8813 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8815 PR tree-optimization/19899
8816 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8817 * tree-scalar-evolution.c: Include real.h.
8818 (add_to_evolution): Build constant -1 of correct type.
8820 2005-08-03 Jan Hubicka <jh@suse.cz>
8822 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8823 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8824 profile updating for complette unrolling.
8825 * loop-unroll.c (peel_loop_completely): Use it.
8826 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8827 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8830 2005-08-03 Paul Brook <paul@codesourcery.com>
8832 * combine.c (can_change_dest_mode): New function.
8833 (try_combine, simplify_set): Use it.
8835 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8837 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8840 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8842 * doc/install.texi (Specific): Adjust link to openavr.org.
8843 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8844 (Binaries): Adjust HP-UX Porting Center link.
8845 (Binaries): Adjust Free Software Foundation ordering link.
8847 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8849 * convert.c (convert_to_integer): Use fold_build1 instead of
8850 build1 when converting an integer to an integer.
8852 2005-08-02 Richard Henderson <rth@redhat.com>
8854 * combine.c (combine_instructions): Don't use reg_equal/equiv
8855 results if the mode doesn't match.
8857 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8859 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8860 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8862 2005-08-02 Richard Henderson <rth@redhat.com>
8865 * explow.c (memory_address): Remove special-case for
8866 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8868 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8871 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8872 number of calls to cleanup_tree_cfg_1.
8874 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8876 * doc/invoke.texi: document file extensions .F90 and .F95
8878 2005-08-02 Richard Guenther <rguenther@suse.de>
8880 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8881 positive if its first argument is positive.
8883 2005-08-02 Richard Guenther <rguenther@suse.de>
8885 PR tree-optimization/23177
8886 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8889 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8891 PR tree-optimization/23129
8892 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8893 varying for divisions with anti-ranges.
8895 2005-08-02 Jan Hubicka <jh@suse.cz>
8897 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8898 * tree-ssa-threadupdate.c (thread_block): Add it here.
8900 2005-08-01 James E Wilson <wilson@specifix.com>
8902 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8903 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8904 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8906 * config/mips/predicates.md (const_call_insn_operand): Add check for
8907 SYMBOL_REF_LONG_CALL_P.
8908 * doc/extend.texi (long_call): Document the new attribute.
8910 2005-08-01 Ian Lance Taylor <ian@airs.com>
8911 Richard Henderson <rth@redhat.com>
8913 * Makefile.in (RTL_BASE_H): Add real.h.
8914 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8916 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8918 * rtl.c (rtl_check_failed_code_mode): New.
8919 * rtl.h (struct rtx_def): Add u.rv.
8920 (XCMWINT, XCNMPRV): New.
8921 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8922 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8924 2005-08-01 Richard Henderson <rth@redhat.com>
8926 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8927 with auto-inc codes.
8929 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8931 2005-08-01 Jan Hubicka <jh@suse.cz>
8933 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8934 * i386.c: Include dwarf2.h
8935 (asm_preferred_eh_data_format): New.
8936 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8938 2005-08-01 Ian Lance Taylor <ian@airs.com>
8940 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8941 randomize_va_space for virtual address randomization control.
8943 2005-08-01 Steven Bosscher <stevenb@suse.de>
8945 * common.opt (flag_ipa_cp): Put in right place to maintain
8948 2005-08-01 Jan Hubicka <jh@suse.cz>
8950 * profile.c (compute_value_histograms): Fix thinko.
8951 * value-prof.c: Include toplev.h
8952 (check_counter): New function.
8953 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8954 tree_mod_subtract_transform): Add sanity check.
8956 2005-08-01 Richard Guenther <rguenther@suse.de>
8958 PR tree-optimization/23133
8959 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8960 current functions parameter decls to find defs to cse
8963 2005-08-01 Richard Guenther <rguenther@suse.de>
8965 PR tree-optimization/23109
8966 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8967 If trapping math is in effect, use post-dominator information
8968 to check if we'd in any case reach a trapping point before
8969 doing the reciprocal insertion.
8970 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8971 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8972 expressions are invariant only if trapping math is not in effect.
8974 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8976 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8977 cgraph_function_versioning): New declarations.
8978 * cgraphunit.c: Add include to ipa-prop.h.
8979 (update_call_expr, cgraph_copy_node_for_versioning,
8980 cgraph_function_versioning): New functions.
8981 * integrate.c (copy_decl_for_inlining): Remove.
8982 * ipa-prop.h (ipa_replace_map): New struct.
8983 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8984 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8985 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8986 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8987 ipcp_iterate_stage, ipcp_method_scale_print,
8988 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8989 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8990 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8991 ipcp_update_bb_counts, ipcp_update_profiling,
8992 ipcp_update_edges_counts): New functions.
8993 (ipcp_method_cval_init): Remove restriction regarding local methods.
8994 (ipcp_init_stage): Add ipcp_method_compute_scale.
8995 (ipcp_insert_stage): Add versioning.
8996 (ipcp_structures_print): Add ipcp_method_scale_print.
8997 (ipcp_driver): Dump profiling info.
8998 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8999 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9000 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9001 (struct inline_data): Add versioning_p, ipa_info, new fields.
9002 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9003 declare_return_variable): Replace calls to copy_decl_for_inlining with
9005 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9007 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9008 Add argument VERSIONING.
9009 (copy_arguments_for_versioning, copy_static_chain,
9010 function_versionable_p, tree_versionable_function_p,
9011 tree_function_versioning, replace_ref_tree): New functions.
9012 * tree-inline.h: Include varray.h.
9013 (tree_versionable_function_p, tree_function_versioning,
9014 tree copy_decl_for_dup): New declarations.
9016 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9018 * ipa-cp.c: New file. Contains IPCP specific functionality.
9019 * ipa-prop.h: New file. Contains structures/definitions that can be
9020 used by several interprocedural data flow optimizations (and also IPCP).
9021 * ipa-prop.c: New file.
9022 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9023 * common.opt: Add ipa-cp flag.
9024 * timevar.def: Add IPCP optimization.
9025 * tree-optimize.c (init_tree_optimization_passes): Schedule
9027 * tree-pass.h (pass_ipa_cp): Declare.
9029 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9031 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9032 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9033 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9034 config/i386/i386.c, config/mips/mips.h,
9035 config/rs6000/rs6000.h, config/sh/sh.c,
9036 config/stormy16/stormy16.c: Fix comment typos.
9038 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9041 * c-typeck.c (build_binary_op): Use common_type wrapper on
9043 (common_type): Update comment.
9045 2005-07-31 Steven Bosscher <stevenb@suse.de>
9048 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9049 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9050 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9052 2005-07-31 Jan Hubicka <jh@suse.cz>
9054 * pretty-print.h (pp_widest_integer): New macro.
9055 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9058 2005-07-31 Jan Hubicka <jh@suse.cz>
9060 * output.h (enum section_category): Export from varasm.c
9061 (categorize_decl_for_section): Likewise.
9062 * varasm.c (enum section_category): Kill.
9063 (categorize_decl_for_section): Make global.
9064 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9066 * i386.c (ix86_section_threshold): New static variable.
9067 (ix86_in_large_data_p, ix86_encode_section_info,
9068 x86_64_elf_unique_section,
9069 x86_64_elf_select_section): New functions.
9070 (TARGET_ENCODE_SECTION_INFO): Define
9071 (override_options): Enable medium model for PIC.
9072 (ix86_expand_prologue): Expand gen_set_got_rex64.
9073 (legitimate_constant_p): Handle new UNSPECs.
9074 (legitimate_pic_address_disp_p): Likewise.
9075 (legitimize_pic_address): Lower MEDIUM model addressing.
9076 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9077 (enum cmodel): Add MEDIUM_PIC.
9078 (SYMBOL_REF_FAR_ADDR_P): New macro.
9079 (SYMBOL_FLAG_FAR_ADDR): New flag.
9080 * i386.md (movdi): Support medium model.
9081 (set_got_rex64): New pattern.
9082 * i386.opt (mlarge-data-threshold): New flag.
9083 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9084 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9085 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9086 TARGET_ASM_UNIQUE_SECTION): New.
9088 * invoke.texi (-mlarge_data_threshold): Document
9090 2005-07-31 Jan Hubicka <jh@suse.cz>
9092 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9093 (coalesce_vars): Likewise.
9094 * tree-ssa-live.c (coalesce_cost): New.
9095 (build_tree_conflict_graph): Use coalesce_cost.
9096 * tree-ssa-live.h (coalesce_cost): Declare.
9098 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9100 * arm.md (all peepholes for post-increment operations): Delete.
9101 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9102 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9103 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9104 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9105 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9107 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9109 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9112 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9115 * doc/invoke.texi: Document -rdynamic.
9117 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9120 * c-parser.c (c_parser_parms_list_declarator): Call
9121 mark_forward_parm_decls.
9122 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9123 decls with visibility structure.
9125 2005-07-30 Paul Brook <paul@codesourcery.com>
9127 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9129 2005-07-30 Paul Brook <paul@codesourcery.com>
9131 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9133 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9135 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9137 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9140 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9141 nested function declarators.
9142 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9143 (grokparms): Call warn_if_shadowing for parameters used within the
9145 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9146 not used within the parameter list.
9147 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9149 2005-07-30 Jan Hubicka <jh@suse.cz>
9151 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9152 * i386.c (ix86_fixup_binary_operands): Likewise.
9153 (ix86_expand_unary_operator): Likewise.
9154 (ix86_expand_fp_absneg_operator): Likewise.
9155 * optabs.c (expand_vec_cond_expr): Validate dest.
9157 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9160 * real.c (real_from_string): Also set last bit if there is a
9161 nonzero hex digit beyond GCC's internal precision after ".".
9163 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9165 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9166 define_constants. Change duplicate values to unassigned numbers.
9167 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9168 (*altivec_vspltsf): New.
9169 (altivec_vperm_v4sf): Delete.
9170 (altivec_vperm_<mode>): Use mode macro V.
9171 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9172 (altivec_predicate_v4sf): Delete.
9173 (altivec_predicate_<mode>): Use mode macro V.
9174 (*altivec_lvesfx): New.
9175 (*altivec_stvesfx): New.
9176 (vec_realign_load_v4sf): Delete.
9177 (vec_realign_load_<mode>): Use mode macro V.
9178 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9181 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9184 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9186 * configure: Regenerated.
9188 2005-07-29 Paul Brook <paul@codesourcery.com>
9190 * doc/install.texi: Add link to GFortran binaries wiki page.
9192 2005-07-29 David Ung <davidu@mips.com>
9194 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9195 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9196 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9197 * config/mips/mips.md (cpu): Add 5kf name.
9198 (includes): Includes 5k.md.
9199 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9200 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9203 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9206 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9207 (cleanup_tree_cfg): ... here.
9208 Call cleanup_tree_cfg_1 until there are no more cleanups to
9211 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9213 * tree-vrp.c (compare_range_with_value): Return true or false
9214 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9215 EQ_EXPR respectively.
9217 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9219 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9222 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9224 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9225 (tree_ssa_dominator_optimize): Increment it.
9226 (dump_dominator_optimization_stats): Print it.
9228 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9229 Steven Bosscher <stevenb@suse.de>
9231 PR rtl-optimization/23117
9232 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9233 when head == tail. Tidy comment.
9235 2005-07-28 Richard Henderson <rth@redhat.com>
9237 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9238 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9239 * jump.c (rtx_renumbered_equal_p): Likewise.
9240 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9241 CONST_INT and CONST_DOUBLE.
9242 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9243 * reload.c (operands_match_p): Special case CONST_INT and
9244 CONST_DOUBLE; check mode earlier.
9246 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9249 * c-typeck.c (convert_for_assignment): Do not check
9250 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9252 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9255 * c-typeck.c (composite_type): Prefer constant size arrays to
9258 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9261 * real.c (real_from_string): Set last bit if there is a nonzero
9262 hex digit beyond GCC's internal precision.
9264 2005-07-28 Richard Henderson <rth@redhat.com>
9267 * cfgcleanup.c (try_forward_edges): Watch out for end of
9270 2005-07-28 James E Wilson <wilson@specifixinc.com>
9273 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9275 2005-07-28 Jan Hubicka <jh@suse.cz>
9277 * Makefile.in (rtl-profile.o): Kill all traces of it.
9278 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9279 * coverage.h (rtl_coverage_counter_ref): Kill.
9280 * opts.c (flag_speculative_prefetching_set): Kill.
9281 (flag_loop_optimize_set): New.
9282 (common_handle_option): Disable loop optimizer when profiling;
9283 do not handle speculative prefetching.
9284 * passes.c (init_optimization_passes): Replace pass_profiling combo
9285 by branch_prob pass.
9286 * profile.c (compute_value_histograms): Update for simplified value
9288 (rtl_register_profile_hooks): Kill.
9289 (pass_profiling): Kill.
9290 (rest_of_handle_branch_prob): Do not profile.
9291 * toplev.c (process_options): Remove speculative prefetching.
9292 * toplev.h (flag_tree_based_profiling): Kill.
9293 * tree-profile.c (prepare_instrumented_value,
9294 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9295 tree_gen_one_value_profiler, do_tree_profiling): Update for
9296 simplified datastructures.
9297 * value-prof.c: Add comment that speculative prefetching was dropped;
9298 update rest of file for simplified datastructures.
9299 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9300 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9301 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9302 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9303 rtl_mod_subtract, gen_speculative_prefetch,
9304 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9305 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9306 (gate_handle_value_profile_transformations,
9307 rest_of_handle_value_profile_transformations,
9308 pass_value_profile_transformations): Kill.
9309 * value-prof.h (histogram_value_t): Remove IL based unions.
9310 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9311 rtl_profile_hooks): Remove hooks.
9313 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9315 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9316 (cgraph_clone_node): Likewise.
9317 * cgraph.h (cgraph_clone_edge): Update prototype.
9318 (cgraph_clone_node): Likewise.
9319 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9321 (lookup_recursive_calls): Consider profile.
9322 (cgraph_decide_recursive_inlining): Fix updating; use new
9323 probability argument; use profile.
9324 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9325 * tree-inline.c (copy_bb): Update clal of clone_edge.
9326 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9328 * invoke.texi (min-inline-recursive-probability): Document.
9330 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9332 * doc/install.texi (Configuration): Update Valgrind homepage.
9334 2005-07-28 Richard Henderson <rth@redhat.com>
9337 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9338 labels we want to delete.
9339 (cfg_layout_merge_blocks): Likewise.
9341 2005-07-28 Richard Henderson <rth@redhat.com>
9344 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9345 when expanding to nothing.
9347 2005-07-28 Josh Conner <jconner@apple.com>
9349 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9350 (cgraph_decide_inlining_of_small_functions): Likewise.
9352 2005-07-28 Josh Conner <jconner@apple.com>
9354 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9355 direction of badness if negative.
9356 (cgraph_default_inline_p): Add reason to parameters, and assign it
9358 (cgraph_decide_inlining_of_small_functions): New parameter in call
9359 to cgraph_default_inline_p.
9360 (cgraph_decide_inlining_incrementally): Likewise.
9361 * cgraphunit.c (decide_is_function_needed): Likewise.
9362 * cgraph.h (cgraph_default_inline_p): Likewise.
9364 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9366 * builtins.c: Fix comment typo(s).
9367 * genautomata.c: Likewise.
9368 * gimplify.c: Likewise.
9369 * tree-dfa.c: Likewise.
9370 * tree-flow-inline.h: Likewise.
9371 * tree-into-ssa.c: Likewise.
9372 * tree-ssa-alias.c: Likewise.
9373 * tree-ssa-ccp.c: Likewise.
9374 * tree-ssa-copy.c: Likewise.
9375 * tree-ssa-dce.c: Likewise.
9376 * tree-ssa-dom.c: Likewise.
9377 * tree-ssa-operands.c: Likewise.
9378 * tree-tailcall.c: Likewise.
9379 * tree-vectorizer.c: Likewise.
9380 * tree-vrp.c: Likewise.
9383 2005-07-28 Jeff Law <law@redhat.com>
9385 * tree-vrp.c (test_for_singularity): Extracted from ...
9386 (simplify_cond_using_ranges): Attempt to simplify a relational
9387 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9389 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9391 PR tree-optimization/22506
9392 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9393 phis whose argument is constant.
9395 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9397 PR rtl-optimization/18992
9398 Back out this patch:
9399 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9400 PR optimization/12142
9401 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9402 uses of the register in the SET_SRC. Remove unnecessary argument.
9404 Replace it with this:
9405 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9406 if flag_non_call_exceptions is set and the insn may trap, pass
9407 pc_rtx as dest for recursion.
9408 In SET_SRC part of SET case, if dest is already set, pass it down
9411 2005-07-28 Jan Hubicka <jh@suse.cz>
9413 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9414 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9415 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9417 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9418 profile when available.
9420 2005-07-28 Jan Beulich <jbeulich@novell.com>
9422 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9423 (ia64_print_operand): Describe and handle 'X'.
9424 (ia64_register_move_cost): Also handle FP_REGS.
9425 (ia64_preferred_reload_class): Likewise.
9426 (ia64_secondary_reload_class): Likewise.
9427 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9428 it. Also check for ITANIUM_CLASS_FLDP.
9429 * config/ia64/ia64.h (FP_REGNO_P): New.
9430 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9431 (reg_class): Add FP_REGS.
9432 (REG_CLASS_NAMES): Adjust for it.
9433 (REG_CLASS_CONTENTS): Likewise.
9434 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9435 (REG_CLASS_FROM_LETTER): Handle 'x'.
9436 (CLASS_MAX_NREGS): Handle FP_REGS.
9437 (MEMORY_MOVE_COST): Likewise.
9438 * config/ia64/ia64.md (itanium_class): Add fldp.
9439 (type): Handle fldp.
9440 (movti_internal): More allowable operand combinations. Use ldfp8 when
9441 splitting unnecessary. Remove predicable attribute. Adjust
9442 itanium_class attribute.
9443 (smuldi3_highpart): Remove outdated comment.
9444 (mulditi3, umulditi3, rotlti3): New expanders.
9445 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9446 (absti2): Disabled new insn for future reference.
9447 Respective new splitters.
9448 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9449 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9450 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9452 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9454 PR rtl-optimization/23047
9455 * simplify-rtx.c (simplify_const_relational_operation): Respect
9456 flag_wrapv for comparisons with ABS.
9458 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9460 PR tree-optimization/22493
9461 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9462 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9464 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9466 * config/frv/frv.opt (moptimize-membar): New.
9468 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9470 * config/frv/frv.h: Remove machine_function definition.
9472 * config/frv/frv.c (struct frv_io): New.
9473 (struct machine_function): Moved from frv.h. Add has_membar_p.
9474 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9475 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9476 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9477 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9478 (frv_reorg): Call frv_optimize_membar when appropriate.
9479 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9480 (frv_expand_builtin): Adjust calls accordingly.
9481 (frv_io_address_cookie): New function.
9482 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9483 load or store rather than a special insn. Add ccnstant address and
9484 io-type operands to the membar.
9485 (frv_ifcvt_modify_tests): Unsign regno.
9486 (frv_ifcvt_modify_tests): Same.
9488 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9489 UNSPEC_OPTIONAL_MEMBAR constant.
9490 (builtin_read_<mode>): Delete.
9491 (builtin_write_<mode>): Delete.
9492 ("optional_membar_<mode>"): Add operand.
9494 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9495 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9496 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9497 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9498 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9499 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9500 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9501 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9502 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9504 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9506 * df.c (df_uses_record): Handle SCRATCH.
9508 2005-07-28 Steven Bosscher <stevenb@suse.de>
9511 * passes.c (rest_of_decl_compilation): If decl is a type and
9512 we have encountered errors, don't emit debug information.
9514 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9516 * params.def: Fixed comment.
9518 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9521 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9522 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9523 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9525 2005-07-27 Steven Bosscher <stevenb@suse.de>
9528 * varasm.c (assemble_start_function): Don't do anything that may
9529 require a CFG if the current function is a thunk.
9531 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9533 * doc/install.texi (Prerequisites): Mention that perl is needed
9534 to do export control in libstdc++ targetting Darwin.
9536 2005-07-27 Steven Bosscher <stevenb@suse.de>
9538 PR rtl-optimization/17808
9539 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9540 (sched_insns_conditions_mutex_p): Split out from...
9541 (add_dependence): ...here. But don't call it from here.
9542 (add_dependence_list): Check sched_insns_conditions_mutex_p
9543 before calling add_dependence.
9544 (add_dependence_list_and_free): Likewise.
9545 (fixup_sched_groups): Likewise.
9546 (sched_analyze_1): Likewise.
9547 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9548 (sched_analyze): Likewise.
9549 (sched_analyze_insn): Likewise.
9550 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9551 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9552 dependencies on all COND_EXEC insns to jumps ending basic blocks
9553 when doing intrablock scheduling.
9554 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9556 2005-07-27 Jeff Law <law@redhat.com>
9558 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9559 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9560 equivalency sets, correctly handle the case were vr0 has an
9561 equivalency set, but vr1 does not.
9563 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9565 PR tree-optimization/23073
9566 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9567 vect_print_dump_info before fprintf.
9569 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9571 PR tree-optimize/22348
9572 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9573 Fold the partial computation.
9575 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9577 PR tree-optimization/22325
9578 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9580 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9582 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9583 (force_var_cost): ... this function.
9584 (compute_phi_arg_on_exit): Export.
9586 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9588 PR tree-optimization/20773
9589 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9592 2005-07-27 Richard Guenther <rguenther@suse.de>
9594 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9595 Avoid pushing again if current struct contains only
9596 fields we decomposed.
9598 2005-07-27 Jan Hubicka <jh@suse.cz>
9600 PR tree-optimization/22574
9601 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9604 * tree-tailcall.c (decrease_profile): New function.
9605 (eliminate_tail_call): Use it.
9607 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9608 visibility flags correctly in whole program mode.
9610 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9612 PR rtl-optimization/22472
9613 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9615 2005-07-26 Steven Bosscher <stevenb@suse.de>
9617 PR tree-optimization/22504
9618 * tree-complex.c (expand_complex_addition): Use 'code' instead
9619 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9621 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9623 * config.gcc (cpu_type): Add frv case.
9624 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9625 (supported_defaults): Add fr550 case.
9627 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9630 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9631 whether a pointer of type T * may point to objects of type T *.
9633 2005-07-26 DJ Delorie <dj@redhat.com>
9635 * configure: Regenerate.
9637 2005-07-26 Dale Johannesen <dalej@apple.com>
9639 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9641 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9643 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9644 Clarify use of "build" in name.
9646 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9648 * doc/extend.texi (Raw read/write Functions): New section.
9649 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9650 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9651 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9652 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9653 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9654 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9655 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9656 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9657 * config/frv/frv.c: Add bdesc_loads global.
9658 Add bdesc_stores global.
9659 (frv_init_builtins): Add support for __builtin_{read/write}*.
9660 (frv_volatile_memref): New.
9661 (frv_expand_load_builtin): New.
9662 (frv_expand_store_builtin): New.
9663 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9664 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9665 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9666 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9667 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9668 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9669 (builtin_read_<mode>): New.
9670 (builtin_write_<mode>): New.
9671 (builtin_write64): New.
9672 (optional_membar_<mode>): New.
9674 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9676 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9677 (rather than units) against HOST_BITS_PER_WIDE_INT.
9679 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9681 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9682 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9683 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9684 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9687 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9688 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9689 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9691 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9693 2005-07-26 Richard Guenther <rguenther@suse.de>
9695 PR tree-optimization/22486
9696 * fold-const.c (fold_unary): Fold away useless component
9697 references of the form (T *)&T.x, if the address
9700 2005-07-25 James E Wilson <wilson@specifixinc.com>
9702 * dwarf2out.c (add_call_src_coords_attributes): New.
9703 (gen_inlined_subroutine_die): Call it.
9704 (maybe_emit_file, init_file_table): Add comments.
9705 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9707 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9708 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9709 * tree.h (BLOCK_SOURCE_LOCATION): New.
9710 (struct tree_block): New field locus.
9712 2005-07-26 Andreas Schwab <schwab@suse.de>
9714 PR rtl-optimization/23043
9715 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9716 when allocating a struct unoccr.
9718 2005-07-25 Richard Henderson <rth@redhat.com>
9721 * tree-complex.c (gate_no_optimization): True if errors.
9722 * Makefile.in (tree-complex.o): Update dependencies.
9724 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9726 * config/frv/predicates.md (integer_register_operand): Use
9729 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9732 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9734 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9736 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9738 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9739 types when flag_unsafe_math_optimizations is true.
9741 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9743 * gcc.c (option_map): Add --sysroot.
9744 (process_command): Handle --sysroot.
9745 (display_help): Document it.
9746 * doc/cppopts.tex (-isysroot): Document.
9747 * doc/invoke.texi (--sysroot): Document.
9748 * doc/install.texi (--with-build-sysroot): Document.
9750 * Makefile.in (inhibit_libc): New variable.
9751 (INHIBIT_LIBC_CFLAGS): Likewise.
9752 (LIBGCC2_CFLAGS): Include
9753 $(INHIBIT_LIBC_CFLAGS).
9754 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9755 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9756 ($(T)crtend.o): Likewise.
9757 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9758 ($(T)crtendS.o): Likewise.
9759 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9760 ($(T)crtendT.o): Likewise.
9761 (stmp-fixinc): Do not complain about missing headers if
9763 * configure.ac (inhibit_libc): Set it to true/false.
9764 (--with-build-sysroot): New option. Use it to set
9766 * configure: Regenerated.
9768 2005-07-25 Manfred Hollstein <mh@suse.com>
9770 * calls.c (store_one_arg): Fix unsigned comparison warning.
9772 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9775 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9776 (ggc_print_statistics): Initialize variable before use.
9778 2005-07-25 Richard Guenther <rguenther@suse.de>
9780 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9781 calling with a PHI_NODE argument.
9783 * tree-flow-inline.h (overlap_subvar): Protect against
9786 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9788 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9789 * configure: Regenerate.
9791 2005-07-25 Ira Rosen <irar@il.ibm.com>
9793 * expr.c (highest_pow2_factor): Make extern.
9794 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9795 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9796 record_array_differ_p, array_ptr_differ_p): Likewise.
9797 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9798 additional cases. Call the above functions.
9799 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9800 base_object_differ_p when there are two base objects. Otherwise, compare
9801 base address and offset. Call may_alias_p.
9802 (dump_data_reference): Use a correct field name.
9803 (analyze_array): Make static. Initialize new data-ref fields.
9804 (analyze_indirect_ref): New function.
9805 (init_data_ref): Initialize new data-ref fields.
9806 (strip_conversion): Moved from tree-vect-analyze.c.
9807 (analyze_offset_expr, get_ptr_offset, address_analysis,
9808 object_analysis): Likewise.
9809 (analyze_offset): New function.
9810 (create_data_ref): Likewise.
9811 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9812 dimensions for ARRAY_REFs only.
9813 (build_classic_dist_vector): Make static.
9814 (access_functions_are_affine_or_constant_p): Call macro to get the
9815 address of access functions.
9816 (compute_all_dependences): Add new parameter
9817 compute_self_and_read_read_dependences. Compute self and read-read
9818 dependences if it is true.
9819 (find_data_references_in_loop): Call create_data_ref. Initialize new
9821 (compute_data_dependences_for_loop): Add new parameter
9822 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9823 compute nb_loops. Call compute_all_dependences,
9824 build_classic_dist_vector and build_classic_dir_vector with correct
9826 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9827 with correct parameters. Compare dimensions for ARRAY_REFs only.
9828 (free_data_refs): Call macro to free access functions.
9829 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9830 fields from stmt_vinfo.
9831 (struct base_object_info): New structure.
9832 (struct data_reference): Move fields to base_object_info. Add fields
9833 first_location and object_info for above structures. Move fields from
9834 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9835 aligned_to. Add macros to access the new fields.
9836 Update functions declarations.
9837 * tree-flow.h (is_aliased_with): Declare.
9838 * tree-loop-linear.c (linear_transform_loops): Call
9839 compute_data_dependences_for_loop with correct parameters.
9840 * tree-ssa-alias.c (is_aliased_with): New function.
9841 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9842 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9843 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9844 vect_base_addr_differ_p, compute_subscript_distance and
9845 build_classic_dist_vector. Add printings. Check absolute value of
9847 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9849 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9850 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9851 to bytes. Add printing.
9852 (vect_compute_data_refs_alignment): Go through loads and stores in one
9854 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9855 vect_analyze_data_ref_access): Likewise.
9856 (vect_analyze_pointer_ref_access): Remove.
9857 (vect_address_analysis, vect_object_analysis): Likewise.
9858 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9859 and analyze data-refs in the loop.
9860 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9861 fields of data-ref instead of stmt. Add init to the offset from the
9863 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9864 (vect_update_init_of_dr): Likewise.
9865 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9866 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9868 (new_loop_vec_info): Initialize new fields.
9869 (destroy_loop_vec_info): Free new fields.
9870 (vect_strip_conversion): Remove.
9871 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9872 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9873 datarefs. Add new field ddrs.
9874 Add macros for the new fields access.
9875 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9876 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9877 Remove their macros.
9878 * tree.h (highest_pow2_factor): Declare.
9880 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9882 * calls.c (store_one_arg): Check for sibling call MEM arguments
9883 from already clobbered incoming argument area.
9885 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9887 * c-common.c (check_missing_format_attribute): New.
9888 * c-common.h (check_missing_format_attribute): Likewise.
9889 * c-typeck.c (convert_for_assignment): Use it.
9891 2005-07-24 Andreas Schwab <schwab@suse.de>
9893 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9894 register use a word move. Correct operand of ext.w in 68000 code.
9896 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9898 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9899 variables as declarations, rather than definitions.
9901 2005-07-24 Ira Rosen <irar@il.ibm.com>
9903 PR tree-optimization/22526
9904 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9907 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9909 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9910 that C99 reserve for future use. Use it to define clog10,
9911 clog10f and clog10l.
9913 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9915 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9916 * configure.ac: Check for -Wmissing-format-attribute.
9918 * configure: Regenerate.
9920 2005-07-23 Richard Henderson <rth@redhat.com>
9922 PR tree-optimization/22623
9923 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9925 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9928 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9930 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9932 * Makefile.in (C_TREE_H): Update dependencies.
9933 * c-tree.h: Include toplev.h.
9934 * diagnostic.h (diagnostic_set_info): Add format attribute.
9935 * rtl-error.c (diagnostic_for_asm): Likewise.
9937 2005-07-23 Chao-ying Fu <fu@mips.com>
9939 * config/mips/mips-dsp.md: New file.
9940 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9941 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9943 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9944 MIPS_BUILTIN_BPOSGE32.
9945 (mips_expand_builtin_direct): Add one parameter to indicate that
9946 builtin functions need to return a value.
9947 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9949 (mips_regno_to_class): Add classes for 12 new DSP registers.
9950 (mips_subword): Change to check four HI registers.
9951 (mips_output_move): Output move to and from 6 new DSP accumulators.
9952 (override_options): Make sure -mdsp and -mips16 are not used together.
9953 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9955 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9957 (print_operand): Add 'q' for printing DSP accumulators.
9958 (mips_cannot_change_mode_class): Check ACC_REGS.
9959 (mips_secondary_reload_class): Check ACC_REGS.
9960 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9961 (mips_register_move_cost): Check ACC_REGS.
9962 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9963 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9964 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9965 (dsp_bdesc): New array.
9966 (bdesc_arrays): Add DSP builtin function table.
9967 (mips_prepare_builtin_arg): Check predicate again after
9969 (mips_expand_builtin): Add one more parameter to
9970 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9971 MIPS_BUILTIN_BPOSGE32.
9972 (mips_init_builtins): Initialize new function types.
9973 (mips_expand_builtin_direct): Check if builtin functions need to
9974 return a value and pass operands properly.
9975 (mips_expand_builtin_bposge): New function.
9976 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9977 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9978 (FIRST_PSEUDO_REGISTER): Increase to 188.
9979 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9980 Update for 12 new DSP registers.
9981 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9982 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9983 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9984 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9985 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9986 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9987 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9988 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9989 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9990 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9991 (REGISTER_NAMES): Add names for 12 new DSP registers.
9992 * config/mips/mips.md: Include mips-dsp.md.
9993 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9994 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9995 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9996 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9997 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9998 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9999 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10000 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10001 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10002 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10003 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10004 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10005 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10006 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10007 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10008 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10009 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10010 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10011 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10012 (UNSPEC_RDDSP): New constants.
10013 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10014 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10016 * config/mips/mips.opt (-mdsp): New option.
10017 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10018 (reg_imm10_operand): New predicates.
10019 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10020 * doc/invoke.texi (-mdsp): Document new option.
10022 2005-07-22 DJ Delorie <dj@redhat.com>
10024 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10026 * tree-inline.c (inlinable_function_p): Likewise.
10028 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10031 * toplev.c (check_global_declarations): Do not mark undefined
10032 variables as DECL_IGNORED_P.
10033 * varasm.c (first_global_object_name): GTY it.
10034 (weak_global_object_name): Likewise.
10035 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10036 a string to go into {weak,first}_global_object_name.
10038 2005-07-22 DJ Delorie <dj@redhat.com>
10040 * c-format.c (check_function_format): Change warning control
10041 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10043 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10045 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10046 &PTR->FLD a dereference of PTR.
10047 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10048 a potential dereference of PTR.
10050 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10052 PR rtl-optimization/20370
10053 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10054 call allocate_reg_info if necessary.
10056 PR rtl-optimization/21848
10057 * calls.c (emit_library_call_value_1): For const functions, add
10058 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10060 PR rtl-optimization/22445
10061 * cselib.c (target.h): Include.
10062 (rtx_equal_for_cselib_p): Allow commutative matches.
10063 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10064 Remove MODE parameter. Changed all callers.
10066 PR rtl-optimization/22258
10067 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10069 (try_combine): Use likely_spilled_retval_p.
10071 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10073 * config.gcc: Add crx-elf support.
10075 * doc/contrib.texi: Mention crx.
10076 * doc/extend.texi: Document crx extensions.
10077 * doc/install.texi: Document crx install.
10078 * doc/invoke.texi: Document crx options.
10079 * doc/md.texi: Document crx constraints.
10081 * config/crx/crx-protos.h: New file.
10082 * config/crx/crx.c: New file.
10083 * config/crx/crx.h: New file.
10084 * config/crx/crx.md: New file.
10085 * config/crx/crx.opt: New file.
10086 * config/crx/t-crx: New file.
10088 2005-07-22 Manfred Hollstein <mh@suse.com>
10090 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10092 (int_add_graph_edge): Likewise.
10093 (collapse_nodes): Likewise.
10094 (process_unification_queue): Likewise.
10096 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10097 Laurent GUERBY <laurent@guerby.net>
10099 PR tree-optimization/22336
10100 * function.c (record_block_change): Check for
10101 cfun->ib_boundaries_block.
10103 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10105 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10106 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10108 2005-07-21 DJ Delorie <dj@redhat.com>
10110 * toplev.c (warn_deprecated_use): Add warning control to warning
10112 * c-typeck.c (parser_build_binary_op): Likewise.
10113 (c_finish_if_stmt): Likewise.
10114 * c-common.c (check_function_sentinel): Likewise.
10115 (check_nonnull_arg): Likewise.
10117 2005-07-21 Richard Henderson <rth@redhat.com>
10120 * tree-complex.c (complex_ssa_name_components): New.
10121 (cvc_lookup): Allow entry not found.
10122 (create_components): Remove.
10123 (create_one_component_var, get_component_var): New.
10124 (get_component_ssa_name, set_component_ssa_name): New.
10125 (extract_component): Use get_component_ssa_name.
10126 (update_complex_components): Use set_component_ssa_name.
10127 (update_complex_components_on_edge): Likewise.
10128 (update_phi_components): Create new PHI nodes directly, instead
10129 of adding insns to edges.
10130 (tree_lower_complex): Allocate and free complex_variable_components
10131 and complex_ssa_name_components here.
10133 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10135 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10136 revert to returning false.
10138 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10141 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10143 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10146 * config/i386/i386.md (cmpxf): Change operand constraints
10147 to "nonmemory_operand".
10149 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10151 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10153 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10155 PR middle-end/21180
10156 * fold-const.c (fold_build1): Add checksum for the operands.
10157 (fold_build2): Likewise.
10158 (fold_build3): Likewise.
10160 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10162 PR middle-end/19055
10163 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10165 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10167 * common.opt (-fforward-propagate): Committed by mistake,
10170 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10172 * reg-stack.c: Fix comment typo(s).
10173 * tree-ssa-operands.c: Likewise.
10174 * tree-vectorizer: Likewise.
10176 2005-07-21 Nick Clifton <nickc@redhat.com>
10178 * config/sh/symbian.c: Replace C++ style line comments with C
10179 style line comments.
10180 (symbian_add_attribute): Do not use a ? operator on the LHS of
10182 (sh_symbian_handle_dll_attribute): Change the type of the
10183 method vector to "VEC(tree,gc)*" and use vector accessor
10184 macros to walk over the elements.
10185 (symbian_export_vtable_and_rtti_p): Likewise.
10186 (symbian_class_needs_attribute_p): Likewise.
10188 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10191 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10192 initialize targetm.resolve_overloaded_builtin here.
10193 (altivec_expand_overloaded_builtin): Make it non-static.
10194 * config/rs6000/rs6000-protos.h
10195 (altivec_expand_overloaded_builtin): New prototype.
10196 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10197 targetm.resolve_overloaded_builtin here.
10198 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10200 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10201 Zdenek Dvorak <dvorakz@suse.cz>
10203 PR tree-optimization/19210
10204 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10206 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10207 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10208 rely on unproven assumptions.
10209 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10210 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10211 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10212 to number_of_iterations_exit.
10213 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10214 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10215 * tree-ssa-loop-niter.c (find_loop_niter,
10216 estimate_numbers_of_iterations_loop): Likewise.
10217 (number_of_iterations_exit): Honor the new options.
10218 * doc/invoke.texi (Wunsafe-loop-optimizations,
10219 funsafe-loop-optimizations): Document them.
10221 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10223 PR rtl-optimization/22167
10224 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10226 2005-07-20 Adam Nemet <anemet@lnxw.com>
10228 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10229 __do_global_dtors_aux longcall.
10231 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10233 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10234 (old_special_pred_table): Don't reference
10235 SPECIAL_MODE_PREDICATES.
10236 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10237 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10238 * config/sh/predicates.h: Don't mention
10239 SPECIAL_MODE_PREDICATES.
10240 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10243 2005-07-20 DJ Delorie <dj@redhat.com>
10245 * config.gcc: Add m32c-elf support.
10247 * doc/contrib.texi: Mention m32c.
10248 * doc/extend.texi: Document m32c extensions.
10249 * doc/install.texi: Mention m32c.
10250 * doc/invoke.texi: Document m32c options.
10251 * doc/md.texi: Document m32c constraints.
10253 * config/m32c/addsub.md: New file.
10254 * config/m32c/bitops.md: New file.
10255 * config/m32c/cond.md: New file.
10256 * config/m32c/jump.md: New file.
10257 * config/m32c/m32c-lib1.S: New file.
10258 * config/m32c/m32c-lib2.c: New file.
10259 * config/m32c/m32c-modes.def: New file.
10260 * config/m32c/m32c-pragma.c: New file.
10261 * config/m32c/m32c-protos.h: New file.
10262 * config/m32c/m32c.abi: New file.
10263 * config/m32c/m32c.c: New file.
10264 * config/m32c/m32c.h: New file.
10265 * config/m32c/m32c.md: New file.
10266 * config/m32c/m32c.opt: New file.
10267 * config/m32c/minmax.md: New file.
10268 * config/m32c/mov.md: New file.
10269 * config/m32c/muldiv.md: New file.
10270 * config/m32c/predicates.md: New file.
10271 * config/m32c/prologue.md: New file.
10272 * config/m32c/shift.md: New file.
10273 * config/m32c/t-m32c: New file.
10275 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10277 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10278 (stack_protect_set, stack_protect_test): New expanders.
10279 (stack_protect_set_si, stack_protect_set_si_media,
10280 stack_protect_set_di_media, stack_protect_test_si,
10281 stack_protect_test_si_media, stack_protect_test_di_media):
10284 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10286 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10288 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10290 * tree.h (tree_expr_nonzero_p): Export.
10291 * fold-const.c (tree_expr_nonzero_p): Likewise.
10292 Return true for CALL_EXPRs that are alloca calls.
10293 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10295 * tree-flow.h (expr_computes_nonzero): Remove.
10296 * tree-vrp.c (expr_computes_nonzero): Remove.
10297 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10298 (extract_range_from_unary_expr): Likewise.
10299 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10300 tree_expr_nonzero_p.
10302 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10304 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10305 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10306 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10307 All callers changed.
10308 (frame_related_constant_load): New arg "related" which controls
10309 setting of RTX_FRAME_RELATED_P. All callers changed.
10310 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10311 (bfin_expand_prologue): Add stack limit checking.
10312 * config/bfin/bfin.md (trapifcc): New pattern.
10314 * config/bfin/bfin.c: Include "langhooks.h".
10315 (def_builtin): Go through lang_hooks to call builtin_function.
10317 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10318 * config/bfin/predicates.md (symbol_ref_operand): New.
10319 (call_insn_operand): Delete. All callers changed to use
10320 register_no_elim_operand.
10321 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10323 (function_arg): Use it to generate the call's operand 2.
10324 (bfin_longcall_p): New function.
10325 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10326 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10327 determine if the address needs to be in a REG.
10328 (bfin_handle_longcall_attribute): New function.
10329 (bfin_attribute_table): Add "longcall" and "shortcall".
10330 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10331 (CUMULATIVE_ARGS): New member call_cookie.
10332 (PREDICATE_CODES): Add symbol_ref_operand.
10333 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10334 extra USE to the pattern.
10335 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10336 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10337 sibcall_value_insn; now the new patterns handle direct calls and the
10338 old ones indirect calls.
10339 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10341 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10343 * doc/trouble.texi: Update section on handling of empty loops.
10345 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10347 * config.gcc: Remove support for sparc-*-openbsd*,
10348 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10350 * config.host: Remove support for i860-*-sysv4* as a host.
10351 * config/i860/*, config/ip2k/*, config/ns32k/*,
10352 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10353 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10354 mention obsolete ports.
10356 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10358 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10359 soft frame pointer.
10360 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10361 of frame_pointer_rtx.
10362 (sh_expand_epilogue): Likewise.
10363 (sh_set_return_address): Likewise.
10364 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10365 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10366 offsets from FRAME_POINTER_REGNUM.
10367 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10368 (sh_register_names): Add initializer for sfp.
10369 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10370 (VALID_REGISTER_P): Likewise.
10371 (FIRST_PSEUDO_REGISTER): Update.
10372 (DWARF_FRAME_REGISTERS): Define.
10373 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10374 (HARD_FRAME_POINTER_REGNUM): Define.
10375 (FRAME_POINTER_REGNUM): Redefine.
10376 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10377 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10378 from FRAME_POINTER_REGNUM.
10379 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10380 FRAME_POINTER_REGNUM.
10381 (REG_CLASS_CONTENTS): Add sfp.
10382 (REG_ALLOC_ORDER): Likewise.
10383 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10384 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10385 of frame_pointer_rtx.
10386 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10388 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10390 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10391 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10392 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10394 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10397 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10399 Make CONSTRUCTOR use VEC to store initializers.
10400 * c-common.c (complete_array_type): Update to cope with VEC in
10402 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10403 (pp_c_constructor_elts): New function.
10404 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10405 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10406 struct constructor_stack, struct initializer_stack,
10407 constructor_elements, push_init_level, pop_init_level,
10408 add_pending_init, find_init_member, output_init_element): Update to
10409 cope with VEC in CONSTRUCTOR_ELTS.
10410 * coverage.c (build_fn_info_value, build_ctr_info_value,
10411 build_gcov_info): Likewise.
10412 * expr.c (categorize_ctor_elements_1, store_constructor,
10413 expand_expr_real_1): Likewise.
10414 * fold-const.c (fold_ternary): Likewise.
10415 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10416 gimplify_init_constructor, gimplify_expr): Likewise.
10417 * tree-dump.c (dequeue_and_dump): Likewise.
10418 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10420 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10422 * tree-sra.c (generate_element_init_1): Likewise.
10423 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10424 * tree-ssa-operands.c (get_expr_operands): Likewise.
10425 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10426 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10427 (get_initial_def_for_reduction): Likewise.
10428 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10429 value handle in annotations.
10430 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10431 tree_node_structure): Add support for constr_kind.
10432 (build_vector_from_ctor, build_constructor_single,
10433 build_constructor_from_list): New functions.
10434 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10435 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10436 Update to cope with VEC in CONSTRUCTOR_ELTS.
10437 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10438 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10439 CONSTRUCTOR_APPEND_ELT): New macros.
10440 (struct constructor_elt, struct tree_constructor): New data types.
10441 (union tree_node): Add tree_constructor field.
10442 * treestruct.def: Define TS_CONSTRUCTOR.
10443 * varasm.c (const_hash_1, compare_constant, copy_constant,
10444 compute_reloc_for_constant, output_addressed_constants,
10445 initializer_constant_valid_p, output_constant,
10446 array_size_for_constructor, output_constructor): Update to cope with
10447 VEC in CONSTRUCTOR_ELTS.
10448 * vec.h (VEC_empty, VEC_copy): New macros.
10450 2005-07-19 Devang Patel <dpatel@apple.com>
10452 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10454 2005-07-19 Richard Henderson <rth@redhat.com>
10457 * gimplify.c (gimplify_expr): Use main variant type for the temp
10458 destination for a discarded volatile read.
10459 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10460 casts between non-void types that change volatility.
10462 2005-07-15 DJ Delorie <dj@redhat.com>
10464 * toplev.h: Add comment about the first parameter for warning().
10465 * errors.h: Likewise.
10467 * c.opt (Wpragmas): New.
10468 * doc/invoke.texi: Document it.
10470 * function.c (do_warn_unused_parameter): Add warning control to
10472 * c-decl.c (warn_if_shadowing): Likewise.
10473 * c-lex.c (cb_def_pragma): Likewise.
10474 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10475 (pop_alignment): Likewise.
10476 (handle_pragma_pack): Likewise.
10477 (apply_pragma_weak): Likewise.
10478 (handle_pragma_weak): Likewise.
10479 (handle_pragma_redefine_extname): Likewise.
10480 (add_to_renaming_pragma_list): Likewise.
10481 (handle_pragma_extern_prefix): Likewise.
10482 (maybe_apply_renaming_pragma): Likewise.
10483 (handle_pragma_visibility): Likewise.
10485 * config/c4x/c4x-c.c (BAD): Likewise.
10486 (c4x_parse_pragma): Likewise.
10487 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10488 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10489 (rs6000_pragma_longcall): Likewise.
10490 * config/v850/v850-c.c (pop_data_area): Likewise.
10491 (ghs_pragma_section): Likewise.
10492 (ghs_pragma_section): Likewise.
10493 (ghs_pragma_interrupt): Likewise.
10494 (ghs_pragma_starttda): Likewise.
10495 (ghs_pragma_startsda): Likewise.
10496 (ghs_pragma_startzda): Likewise.
10497 (ghs_pragma_endtda): Likewise.
10498 (ghs_pragma_endsda): Likewise.
10499 (ghs_pragma_endzda): Likewise.
10501 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10502 Kenneth Zadeck <zadeck@naturalbridge.com>
10504 * Makefile.in: Removed tree-promote-statics.c
10505 * tree-promote-statics.c: Removed.
10506 * common.opt: Removed flag-promote-statics.
10508 * passes.c: Removed tree-promote-statics pass.
10509 * tree-pass.h: Ditto.
10510 * timevar.def: Removed TV_PROMOTE_STATICS.
10513 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10515 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10517 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10519 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10522 * c-common.c (check_function_arguments): Call
10523 'check_function_format' if either -Wformat or
10524 -Wmissing-format-attribute are specified.
10525 * c-format.c (check_function_format): Check -Wformat before
10526 calling 'check_format_info'.
10527 * c-opts.c (c_common_post_options): Don't warn for
10528 -Wmissing-format-attribute without -Wformat.
10529 * c-typeck.c (convert_for_assignment): Detect additional cases for
10530 -Wmissing-format-attribute.
10531 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10534 2005-07-19 Richard Guenther <rguenther@suse.de>
10536 * config/i386/i386.md (lrint<mode>2): Use temporary
10537 instead of clobbering non-existent memory.
10539 2005-07-19 Nick Clifton <nickc@redhat.com>
10541 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10542 statement to avoid displaying ASCII control characters.
10544 2005-07-19 Ben Elliston <bje@au.ibm.com>
10546 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10547 * cfganal.c (find_edge_index): Ditto.
10548 * combine.c (combine_instructions): Ditto.
10549 * ddg.c (create_scc): Ditto.
10550 (find_successors): Ditto.
10551 (find_predecessors): Ditto.
10552 (find_nodes_on_paths): Ditto.
10553 (longest_simple_path): Ditto.
10554 * flow.c (update_life_info): Ditto.
10555 (count_or_remove_death_notes): Ditto.
10556 (clear_log_links): Ditto.
10557 * modulo-sched.c (generate_reg_moves): Ditto.
10558 (find_max_asap): Ditto.
10559 (find_max_hv_min_mob): Ditto.
10560 (find_max_dv_min_mob): Ditto.
10561 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10562 * sched-rgn.c (extract_edgelst): Ditto.
10563 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10564 (dump_update_ssa): Ditto.
10565 (ssa_names_to_replace) Ditto.
10566 (switch_virtuals_to_full_rewrite): Ditto.
10567 (update_ssa): Ditto.
10568 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10570 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10572 Fix PR tree-optimization/22483
10574 * tree-complex.c (create_components): Use
10575 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10576 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10577 * tree-flow.h (safe_referenced_var_iterator): New structure.
10578 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10579 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10580 safe_referenced_var iterator.
10581 (add_type_alias): Ditto.
10583 2005-07-19 Steven Bosscher <stevenb@suse.de>
10585 * loop-init.c (rest_of_handle_loop2): Remove.
10586 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10587 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10588 (pass_rtl_loop_init, pass_rtl_loop_done,
10589 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10590 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10591 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10592 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10593 pass_tree_loop_done, and pass_tree_unswitch.
10594 (gate_loop): Rename to gate_tree_loop.
10595 * passes.c (init_optimization_passes): Update for renamed tree
10596 loop passes. Add the new loop2 passes as subpasses of loop2.
10597 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10598 Update for the renamed tree loop passes.
10600 2005-07-18 Ian Lance Taylor <ian@airs.com>
10602 PR middle-end/22057
10603 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10604 blocks when optimizing.
10606 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10608 * common.opt (frename-registers): Initialize to 2.
10610 (fgcse-after-reload): Ditto.
10611 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10612 (process_options): Only change flag_web, flag_rename_registers,
10613 and flag_rerun_cse_after_loop if not explicitly set by user.
10615 2005-07-18 Jan Beulich <jbeulich@novell.com>
10617 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10618 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10619 in 64-bit mode the same as DImode in 32-bit mode.
10620 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10621 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10622 mode. Add new mode parameter.
10623 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10624 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10625 x86_64_shift_adj): New expanders.
10626 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10627 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10629 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10630 DImode shift splitters.
10631 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10632 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10635 2005-07-18 Jan Beulich <jbeulich@novell.com>
10637 * i386.md (movdi_extzv_1): New.
10638 (zero_extendhidi2): Combine alternatives and never force use of
10640 (zero_extendqidi2): Likewise. Don't restrict input selection.
10642 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10644 Fix PR tree-optimization/22531
10645 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10648 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10650 * tree-promote-statics.c (pass_promote_statics): Change dump file
10653 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10655 * tree-optimize.c (init_tree_optimization_passes): Add
10656 pass_eliminate_useless_stores pass.
10657 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10658 * tree-ssa-pre.c (is_copy_stmt): New function.
10659 (follow_copies_till_vuse): Ditto.
10660 (do_eustores): Ditto.
10661 (gate_eustores): Ditto.
10663 2005-07-16 Richard Henderson <rth@redhat.com>
10665 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10667 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10668 Kenneth Zadeck <zadeck@naturalbridge.com>
10670 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10671 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10672 ipa-type-escape.h, tree-promote-statics.c
10673 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10674 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10675 tree-promote-statics.c: new files.
10676 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10677 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10678 int nonlocal_set_p, mark_constant_function): Deleted.
10679 (rest_of_handle_cfg): Removed call to mark_constant_function.
10680 (nonoverlapping_component_refs_p): Added calls to support
10681 type based aliasing.
10682 * tree-ssa-alias.c (may_alias_p,
10683 compute_flow_insensitive_aliasing): Ditto.
10684 * calls.c (flags_from_decl_or_type): Removed reference to
10686 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10687 too many arguments. This is necessary for Spec 2000.
10688 * cgraph.h (const_function, pure_function): Removed.
10689 * common.opt: Added "fipa-pure-const", "fipa-reference",
10690 "fipa-type-escape", and "ftree-promote-static".
10692 * passes.c: Added ipa and tree-promote-statics passes.
10693 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10694 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10695 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10696 * tree-flow.h: Added exposed sra calls and addition of
10697 reference_vars_info field for FUNCTION_DECLS.
10698 * tree-pass.h: Added passes.
10699 * tree-sra.c: (sra_init_cache): New function.
10700 (sra_insert_before, sra_insert_after) Made public.
10701 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10703 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10704 aliasing. (may_alias_p): Added code to use type escape analysis to
10705 improve alias sets.
10706 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10707 code to prune clobbers of static variables based on information
10708 produced in ipa-reference pass. Changed call clobbering so that
10709 statics are not marked as clobbered if the call does not clobber
10712 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10714 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10717 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10719 * doc/install.texi (*-*-solaris2*): Document recommended version
10720 of GNU binutils and mention GNU linker problem on Solaris 10.
10722 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10725 * c-decl.c (c_build_bitfield_integer_type): New function.
10726 (finish_struct): Call it.
10727 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10729 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10731 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10734 2005-07-16 Jan Hubicka <jh@suse.cz>
10736 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10737 (scale_bbs_frequencies_int): Watch roundoff errors.
10738 * predict.c (return_prediction): Initialize return_stmt.
10740 2005-07-16 Jan Hubicka <jh@suse.cz>
10742 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10743 after RTL profiling.
10745 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10747 PR middle-end/22398
10748 * fold-const.c (build_range_check): Convert high/low to etype
10749 if we are only comparing against exp.
10751 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10753 Fix PR tree-optimization/22376
10754 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10756 (need_to_solve): New function.
10757 (compute_points_to_sets): Use it.
10759 2005-07-15 Jan Hubicka <jh@suse.cz>
10761 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10762 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10764 2005-07-15 Richard Guenther <rguenther@suse.de>
10766 * c-common.c (handle_flatten_attribute): New function.
10767 Add flatten function attribute.
10768 * doc/extend.texi: Document flatten function attribute.
10769 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10770 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10772 (cgraph_decide_inlining): Handle functions with flatten
10775 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10777 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10778 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10779 UNSPEC_XCHG, UNSPEC_AND): New.
10780 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10781 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10782 * config/rs6000/sync.md (FETCHOP): New code macro.
10783 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10785 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10786 (sync_compare_and_swap<mode>): Same.
10787 (sync_lock_test_and_set<mode>): Same.
10788 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10789 for QImode and HImode, and not PPC405.
10790 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10791 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10792 (sync_<fetchop>{si,di}_internal): New.
10793 (sync_nand{si,di}_internal): New.
10794 (sync_old_<fetchop>{si,di}_internal): New.
10795 (sync_old_nand{si,di}_internal): New
10796 (sync_new_<fetchop>{si,di}_internal): New.
10797 (sync_new_nand{si,di}_internal): New.
10798 (atomic_and{si,di}): New.
10799 (sync_new_nand{si,di}_internal): New.
10800 (atomic_and{si,di}): New.
10801 (sync_add<mode>_internal): Delete.
10802 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10803 (sync_sub<mode>_internal): Delte.
10804 (sync_subshort_internal): New.
10805 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10806 (sync_anddi_internal): Delete.
10807 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10808 (sync_booldi_internal): Delete.
10809 (sync_boolc<mode>_internal): Delete.
10810 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10811 (sync_boolc<mode>_internal2): Delete.
10812 (sync_boolcc<mode>_internal): Delete.
10813 (isync, lwsync): Use unspec instead of unspec_volatile.
10814 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10815 Revert UNSPEC_VOLATILE.
10816 (rs6000_split_atomic_op): New.
10817 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10819 2005-07-14 Eric Christopher <echristo@redhat.com>
10821 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10822 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10824 2005-07-14 Eric Christopher <echristo@redhat.com>
10826 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10828 2005-07-14 Steven Bosscher <stevenb@suse.de>
10830 PR tree-optimization/22230
10831 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10832 the computation of the four cross productions for "range op range".
10834 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10835 Ulrich Weigand <uweigand@de.ibm.com>
10838 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10841 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10843 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10845 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10847 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10849 2005-07-14 Richard Guenther <rguenther@suse.de>
10851 PR middle-end/22347
10852 * config/i386/i386-protos.h (ix86_function_value): Change
10853 prototype to match new target hook.
10854 * config/i386/i386.c (ix86_value_regno): Change prototype
10855 to take extra type argument.
10856 (TARGET_FUNCTION_VALUE): Define.
10857 (ix86_function_ok_for_sibcall): Pass extra argument to
10858 ix86_value_regno, check return slot rtx for exact match.
10859 (ix86_function_value): Take extra parameter. Dispatch to
10860 ix86_value_regno with fndecl/fntype as provided.
10861 (ix86_value_regno): Handle extra type argument.
10862 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10864 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10865 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10866 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10867 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10868 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10870 2005-07-14 Richard Guenther <rguenther@suse.de>
10872 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10873 * calls.c (expand_call): Pass fntype to hard_function_value.
10874 (emit_library_call_value_1): Likewise.
10875 * explow.c: Include target.h.
10876 (hard_function_value): Take extra argument, the fntype.
10877 Use new target hook for function_value.
10878 * expr.h (hard_function_value): Change prototype.
10879 * function.c (aggregate_value_p): Pass 0 as fntype to
10880 hard_function_value.
10881 (assign_parms): Use new target hook for function_value.
10882 Pass 0 as fntype to hard_function_value.
10883 (expand_function_end): Likewise.
10884 * reg-stack.c: Include target.h.
10885 (stack_result): Use new target hook for function_value.
10886 * target-def.h: New target hook function_value.
10887 * target.h: Likewise.
10888 * targhooks.c (default_function_value): New function.
10889 * targhooks.h (default_function_value): Declare.
10891 2005-07-13 Ian Lance Taylor <ian@airs.com>
10893 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10895 2005-07-14 Jan Hubicka <jh@suse.cz>
10897 * tree-dfa.c (dump_variable): Use default_def function.
10898 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10899 * tree-ssa.c (verify_use): Likewise.
10900 * tree-ssanames.c (release_ssa_name): Likewise.
10901 * tree-tailcall.c (eliminate_tail_call): Likewise.
10902 (tree_optimize_tail_calls_1): Likewise.
10903 * tree-vrp.c (get_value_range): Likewise.
10905 2005-07-14 Ben Elliston <bje@au.ibm.com>
10907 * gcc.c (main): Compare language[0] with '*' when iterating over
10910 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10912 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10913 "s390_emit_compare". Add handling of CCZ1mode.
10914 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10915 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10917 (s390_branch_condition_mask): Add CCZ1mode handling.
10918 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10919 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10920 Use CCZ1mode instead of CCZmode.
10921 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10923 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10925 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10927 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10929 2005-07-13 Eric Christopher <echristo@redhat.com>
10931 * config/mips/mips.c (mips_canonicalize_comparison): New.
10932 (mips_emit_int_relational): Use.
10934 2005-07-13 Eric Christopher <echristo@redhat.com>
10936 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10937 static extra parts.
10938 * config/s390/s390.md: Include tpf.md. Move tpf specific
10940 * config/s390/tpf.md: To here.
10941 * config/s390/s390.opt: Move tpf specific options...
10942 * config/s390/tpf.opt: to here. Add mmain option.
10943 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10944 * config/s390/tpf.h: Rewrite.
10946 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10948 * doc/tm.texi: Remove @xref{Cross-profiling}.
10950 2005-07-13 Jeff Law <law@redhat.com>
10952 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10953 expressions, test their _DECL operands for pointer equality rather
10954 than using operand_equal_p.
10956 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10958 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10959 (TARGET_POSIX_IO): This.
10960 * config/darwin.h: Likewise.
10961 * config/freebsd.h: Likewise.
10962 * config/linux.h: Likewise.
10963 * config/lynx.h: Likewise.
10964 * config/netbsd.h: Likewise.
10965 * config/rs6000/linux64.h: Likewise.
10966 * config/rs6000/linux.h: Likewise.
10967 * config/s390/tpf.h: Likewise.
10968 * config/sh/embed-elf.h: Likewise.
10969 * config/sparc/linux64.h: Likewise.
10970 * config/sparc/linux.h: Likewise.
10971 * config/svr4.h: Likewise.
10972 * gcov-io.h: Likewise.
10974 * doc/tm.texi: Updated.
10976 * libgcov.c (create_file_directory): Defined only if
10977 TARGET_POSIX_IO is defined.
10978 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10981 2005-07-13 Jan Hubicka <jh@suse.cz>
10983 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10985 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10987 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10988 structure as argument.
10990 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10992 PR tree-optimization/21921
10993 * tree-iterator.c (tsi_link_before): Support the case when
10994 tsi_end_p (tsi) == true.
10996 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10998 PR tree-optimization/22442
10999 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11002 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11004 PR rtl-optimization/20376
11005 * toplev.c (process_options): Enable -fweb and -frename-registers when
11007 * doc/invoke.texi: Update the information about when -fweb and
11008 -frename-registers are enabled.
11010 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11013 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11014 if *rhs_p is not a SSA_NAME.
11016 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11018 Fix PR tree-optimization/22422
11019 * tree-ssa-structalias.c (struct variable_info): Add flag for
11021 (get_varinfo): Now a static function.
11022 (new_varinfo): init has_union and is_special_var to false.
11023 (solution_set_add): Check has_union.
11024 (do_da_constraint): Move temporary variable so it gets reset
11026 Also check for special variable.
11027 (do_ds_constraint): Ditto.
11028 (do_sd_constraint): Ditto.
11029 (do_structure_copy): Check for special variable.
11030 (find_func_aliases): Ditto.
11031 (init_base_vars): Set special vars properly.
11033 2005-07-13 Jan Hubicka <jh@suse.cz>
11035 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11038 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11039 (get_expr_operands): Fix thinko wrt flags and subvars.
11041 PR tree-optimize/22379
11042 * tree-inline.c (expand_call_inline): Do not output sorry in early
11045 2005-07-12 Dale Johannesen <dalej@apple.com>
11047 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11049 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11052 * host-linux.h: Include limits.h.
11054 2005-07-12 Dale Johannesen <dalej@apple.com>
11056 * expr.c (compress_float_constant): Add cost check.
11057 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11059 2005-07-12 Dale Johannesen <dalej@apple.com>
11061 * gcc.target/i386/compress-float-sse.c: New.
11062 * gcc.target/i386/compress-float-sse-pic.c: New.
11063 * gcc.target/i386/compress-float-387.c: New.
11064 * gcc.target/i386/compress-float-387-pic.c: New.
11065 * gcc.dg/compress-float-ppc.c: New.
11066 * gcc.dg/compress-float-ppc-pic.c: New.
11068 2005-07-12 Eric Christopher <echristo@redhat.com>
11070 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11071 static extra parts.
11072 * config/s390/s390.md: Include tpf.md. Move tpf specific
11074 * config/s390/tpf.md: To here.
11075 * config/s390/s390.opt: Move tpf specific options...
11076 * config/s390/tpf.opt: to here. Add mmain option.
11077 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11078 * config/s390/tpf.h: Rewrite.
11080 2005-07-12 Eric Christopher <echristo@redhat.com>
11082 * gcc.c (struct infile): Update comment for language.
11083 (main): Rewrite input file resetting code.
11085 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11088 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11089 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11090 (lookup_avail_expr): Use constant_boolean_node instead
11091 of boolean_false_node/boolean_true_node.
11093 2005-07-12 Ben Elliston <bje@au.ibm.com>
11095 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11096 and use it when printing num_edges.
11098 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11100 * doc/extend.texi (Blackfin Built-in Functions): New section.
11101 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11104 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11106 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11107 s/cmpstrsi/cmpstrnsi
11108 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11110 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11111 (init_optabs): Initialize cmpstrn_optab.
11112 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11113 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11114 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11115 * config/i386/i386.md: s/cmpstr/cmpstrn
11116 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11117 * doc/md.texi: Update documentation.
11119 2005-07-11 Richard Henderson <rth@redhat.com>
11121 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11122 build_va_arg_indirect_ref.
11123 (alpha_gimplify_va_arg): Likewise.
11124 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11125 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11126 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11127 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11128 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11129 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11131 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11133 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11135 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11136 * passes.c (init_optimization_passes): Add pass_empty_loop.
11137 * tree-pass.h (pass_empty_loop): Declare.
11138 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11139 try_remove_empty_loop, remove_empty_loops): New functions.
11140 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11141 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11143 2005-07-12 Peter Barada <peter@the-baradas.com>
11145 PR middle-end/16719
11146 PR middle-end/18421
11147 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11148 in address registers.
11149 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11150 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11151 alternative of addsi3_5200.
11153 2005-07-11 Ian Lance Taylor <ian@airs.com>
11155 * config/mips/mips.md (ffs<mode>2): Remove.
11157 2005-07-11 Ian Lance Taylor <ian@airs.com>
11159 * doc/tree-ssa.texi (Cleanups): Improve description of
11161 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11163 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11165 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11166 * tree.h (DECL_ARGUMENT_FLD): New macro.
11168 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11170 Fix PR tree-optimization/22404
11172 * tree-ssa-structalias.c (create_variable_info_for): Use
11175 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11177 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11178 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11179 for second comparison operand.
11180 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11182 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11183 (define_insn_reservation "alu"): Likewise.
11184 (csync, ssync): Now of type sync.
11185 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11186 -mcsync-anomaly -mspecld-anomaly.
11187 * config/bfin/bfin.opt (mcsync): Remove.
11188 (mcsync-anomaly, mspecld-anomaly): Add.
11189 * config/bfin/bfin.c: Include "insn-codes.h".
11190 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11191 (TARGET_DEFAULT_TARGET_FLAGS): New.
11192 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11194 2005-07-11 Steven Bosscher <stevenb@suse.de>
11196 * basic-block.h: Give the BB flags enum a name, bb_flags.
11197 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11198 * cfgcleanup.c (enum bb_flags): Remove here.
11199 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11200 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11201 (update_forwarder_flag): Likewise.
11202 (thread_jump): Likewise.
11203 (try_forward_edges): Likewise.
11204 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11205 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11206 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11208 2005-07-11 Richard Guenther <rguenther@suse.de>
11210 * config/i386/i386.opt: New target option -msseregparm.
11211 * config/i386/i386.c (override_options): Error out for
11212 -msseregparm but no SSE support.
11213 (ix86_function_sseregparm): Check for global sseregparm.
11214 * doc/invoke.texi: Document -msseregparm.
11216 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11218 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11219 (m32rle-*-linux*): Ditto.
11221 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11223 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11224 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11227 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11229 PR middle-end/22239
11231 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11232 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11234 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11236 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11237 (varmap): Heapify varmap.
11238 (constraints): Heapify constraints.
11239 (struct constraint_graph): Heapify succs and preds.
11240 (constraint_vec_find): Update for heapification.
11241 (constraint_set_union): Ditto.
11242 (insert_into_complex): Ditto.
11243 (constraint_edge_vec_find): Ditto.
11244 (erase_graph_self_edge): Ditto.
11245 (add_graph_edge): Ditto.
11246 (get_graph_weights): Ditto.
11247 (merge_graph_nodes): Ditto.
11248 (build_constraint_graph): Ditto.
11249 (topo_visit): Ditto.
11250 (solve_graph): Ditto.
11251 (create_variable_info_for): Ditto.
11252 (init_base_vars): Ditto.
11253 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11254 (condese_varmap_nodes): Free complex vector.
11255 (clear_edges_for_node): Clear succs and preds vector.
11257 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11259 * tree-ssa-structalias.c (update_alias_info): Change counting of
11260 references to not include vdefs.
11262 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11264 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11265 (up_insert): Ditto.
11267 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11269 * pa.c (pa_commutative_p): Make PLUS commutative when
11270 TARGET_NO_SPACE_REGS is true.
11272 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11274 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11275 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11276 * tree-dfa.c (dump_subvars_for): New.
11277 (debug_subvars_for): New.
11278 (dump_variable): Show subvariables if VAR has them.
11279 * tree-flow-inline.h (get_subvar_at): New.
11280 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11281 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11283 (struct subvar): Change fields offset and size to unsigned
11285 (dump_subvars_for): Declare.
11286 (debug_subvars_for): Declare.
11287 (get_subvar_at): Declare.
11288 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11289 to unsigned HOST_WIDE_INT *.
11290 (overlap_subvar): Likewise.
11291 * tree-gimple.c (is_gimple_reg): Always return false for
11292 SFTs and memory tags.
11293 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11294 Update all callers.
11295 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11296 (compute_may_aliases): Call compute_points_to_sets.
11297 (collect_points_to_info_for): Remove.
11298 (compute_points_to_and_addr_escape): Remove.
11299 (delete_alias_info): Call delete_points_to_sets.
11300 (compute_flow_sensitive_aliasing): If the call to
11301 find_what_p_points_to returns false, call set_pt_anything.
11302 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11303 (set_pt_anything): Clear pi->pt_vars.
11304 (set_pt_malloc): Remove.
11305 (merge_pointed_to_info): Remove.
11306 (add_pointed_to_expr): Remove.
11307 (add_pointed_to_var): Remove.
11308 (collect_points_to_info_r): Remove.
11309 (is_escape_site): Make extern.
11311 (create_overlap_variables_for): Call it.
11312 * tree-ssa-copy.c (merge_alias_info): Never merge
11313 flow-sensitive alias information.
11314 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11315 offset and size to be unsigned HOST_WIDE_INT.
11316 (add_to_addressable_set): Rename from note_addressable.
11317 Set TREE_ADDRESSABLE as the variables are added to the set.
11319 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11320 operands into VUSEs when adding V_MAY_DEFs for members in an
11322 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11323 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11324 (struct variable_info): Add bitfield is_heap_var.
11325 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11326 (new_var_info): Initialize is_heap_var.
11327 (get_constraint_for): Add HEAP variables to the symbol table.
11328 Mark them with is_heap_var.
11329 (update_alias_info): New. Taken mostly from the old
11330 compute_points_to_and_addr_escape.
11331 (handle_ptr_arith): New.
11332 (find_func_aliases): Call update_alias_info.
11333 Call handle_ptr_info for tcc_binary expressions.
11334 Call mark_stmt_modified.
11335 (create_variable_info_for): If DECL has subvars, do not create
11336 variables for its subvars. Always add all the fields.
11337 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11338 SFTs, then add all the SFTs of the structure.
11339 If VI->DECL is an aggregate with subvariables, add the SFT at
11341 (find_what_p_points_to): If VI is an artificial variable,
11342 translate to bitfields in SSA_NAME_PTR_INFO.
11343 If the solution is empty, set pi->pt_vars to NULL
11344 (init_base_vars): Create ANYOFFSET.
11345 (compute_points_to_sets): Rename from create_alias_vars.
11347 (pass_build_pta): Remove.
11348 (delete_points_to_sets): Rename from delete_alias_vars.
11349 (pass_del_pta): Remove.
11350 * tree-ssa-structalias.h (struct alias_info): Move from
11352 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11353 NUM_REFERENCES_SET): Likewise.
11354 (compute_points_to_sets, delete_points_to_sets): Declare.
11356 2005-07-09 Richard Henderson <rth@redhat.com>
11358 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11359 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11360 alpha_split_lock_test_and_set_12): New functions.
11361 * config/alpha/alpha-protos.h: Update.
11362 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11363 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11364 * config/alpha/sync.md (I12MODE): New.
11365 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11366 (sync_<fetchop_name><I48MODE>): Likewise.
11367 (sync_nand<I48MODE>): Likewise.
11368 (sync_old_<fetchop_name><I48MODE>): Likewise.
11369 (sync_new_<fetchop_name><I48MODE>): Likewise.
11370 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11371 (sync_compare_and_swap<I48MODE>): Likewise.
11372 (sync_lock_test_and_set<I48MODE>): Likewise.
11373 (sync_compare_and_swap<I12MODE>): New.
11374 (sync_compare_and_swap<I12MODE>_1): New.
11375 (sync_lock_test_and_set<I12MODE>): New.
11376 (sync_lock_test_and_set<I12MODE>_1): New.
11378 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11382 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11384 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11386 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11387 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11389 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11392 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11394 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11396 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11397 memory_operand constraint.
11398 (store_conditional_<mode>): Same.
11399 (sync_compare_and_swap<mode>): Same.
11400 (sync_lock_test_and_set<mode>): Same.
11402 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11404 Rewrite PIC support to more closely model actual instructions.
11405 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11406 (cris_symbol): Remove prototypes for removed functions.
11407 (cris_pic_symbol_type_of, cris_valid_pic_const)
11408 (cris_expand_pic_call_address): Prototypes for new functions.
11409 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11411 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11413 <case ':'>: Add case for new punctuation character.
11414 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11415 emitting (extra) PIC modifier.
11416 <case UNSPEC>: Do not assert for PLT.
11417 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11418 (cris_expand_prologue, cris_expand_epilogue): Check
11419 for pic_offset_table_rtx usage instead of taking
11420 current_function_uses_pic_offset_table as the final word.
11421 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11422 Remove flag_pic difference.
11423 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11424 the moral equivalents of...
11425 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11427 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11428 (cris_handle_option): Mark ARG as unused.
11429 (cris_expand_pic_call_address): New worker function for "call",
11431 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11432 output PIC constructs here.
11433 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11434 as symbol-specific modifers, not whole or part of operands.
11435 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11436 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11437 constants and flag_pic.
11438 (CONSTANT_INDEX_P): Adjust for new functions.
11439 (enum cris_pic_symbol_type): New helper type.
11440 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11441 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11442 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11444 ("movsi"): Emit actual instructions for GOT and relative access.
11445 ("*movsi_got_load"): New pattern to set up the register holding
11447 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11448 Adjust FIXME for 'S'.
11449 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11450 Use "movs" for -fpic cases.
11451 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11452 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11453 ("call", "call_value"): Just call cris_expand_pic_call_address for
11455 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11456 Remove special pattern.
11457 ("*expanded_call_side", "*expanded_call_value_side"): New
11459 (gotplt-to-plt, gotplt-to-plt-side-call)
11460 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11462 * config/cris/cris/predicates.md
11463 ("cris_general_operand_or_gotless_symbol"): Remove unused
11465 ("cris_general_operand_or_symbol"): Adjust for new functions.
11467 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11469 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11471 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11473 * Makefile.in (TREE_H): Add treestruct.def.
11474 (c-decl.o): Add pointer-set.h
11475 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11476 visibility on regular DECL's.
11477 (merge_decls): Fix the copying of decl nodes of various types for
11478 the new structures. Don't update RTL, section name, weak status,
11479 etc, on DECL's without RTL.
11480 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11481 Don't check volatile on non-variable types.
11482 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11483 to check whether we have seen arguments.
11484 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11485 flag is checked before field (flag is common, field is not).
11486 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11487 TS_DECL_COMMON could have an origin.
11488 (add_location_or_const_value_attribute): Don't check section name
11489 on non-var/function decls.
11490 (dwarf2out_var_location): Reverse order of tests.
11491 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11492 with DECL_WRTL_CHECK.
11493 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11494 * fold-const.c (fold_binary): Don't check weakness on
11495 non-var/function decls.
11496 (tree_expr_nonzero_p): Ditto.
11497 (fold_checksum_tree): Use tree_decl_extra as sizeof
11499 * ggc-page.c (extra_order_size_table): Add sizes for
11500 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11502 * gimplify.c (gimplify_bind_expr): Only set
11503 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11504 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11506 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11507 * langhooks.h (init_ts). New langhook.
11508 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11509 * print-tree.c (print_node): Update to only print fields that
11510 exist in the structures the passed decl has.
11511 * toplev.c (wrapup_global_declarations): Don't reset
11512 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11513 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11514 * tree-inline.c (remap_decl): Ditto.
11515 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11516 * tree-pretty-print.c (print_declaration): Don't print
11517 DECL_REGISTER on things that don't contain it.
11518 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11519 non-var/function decls.
11520 * tree.c (tree_contains_struct): New structure.
11521 (init_priority_for_decl): New hashtable.
11522 (tree_int_map): New structure.
11523 (tree_int_map_eq): New function.
11524 (tree_int_map_marked_p): Ditto.
11525 (tree_int_map_hash): Ditto.
11526 (tree_map): Move to tree.h.
11527 (tree_map_eq): Externalize.
11528 (tree_map_hash): Ditto.
11529 (tree_map_marked_p): Ditto.
11530 (init_ttree): Set up tree_contains_struct and call langhook.
11531 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11532 (tree_code_size): Update for new structures.
11533 (tree_node_structure): Update for new structures.
11534 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11536 (copy_node_stat): Copy init priority.
11537 (build_decl_stat): Ditto for visibility.
11538 (ts_enum_names): New.
11539 (tree_contains_struct_check_failed): New function.
11540 (decl_init_priority_lookup): Ditto.
11541 (decl_init_priority_insert): Ditto.
11542 * treestruct.def: New file.
11543 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11544 (CONTAINS_STRUCT_CHECK): Ditto.
11545 (tree_contains_struct_check_failed): New prototype.
11546 (DECL_CHECK): Removed.
11547 (DECL_MINIMAL_CHECK): New.
11548 (DECL_COMMON_CHECK): Ditto.
11549 (DECL_WRTL_CHECK): Ditto.
11550 (DECL_NON_COMMON_CHECK): Ditto.
11551 (DECL_WITH_VIS_CHECK): Ditto.
11552 (VAR_OR_FUNCTION_DECL_P): Ditto
11553 (struct tree_decl_minimal): New structure.
11554 (struct tree_decl_common): Ditto.
11555 (struct tree_decl_with_rtl): Ditto.
11556 (struct tree_decl_with_vis): Ditto.
11557 (struct tree_decl_non_common): Ditto.
11558 (struct tree_field_decl): Ditto.
11559 (struct tree_parm_decl): Ditto.
11560 (struct tree_var_decl): Ditto.
11561 (struct tree_function_decl): Ditto.
11562 (struct tree_const_decl): Ditto.
11563 (struct tree_result_decl): Ditto.
11564 (union tree_node): Add new structures.
11565 * var-tracking.c (track_expr_p): Reverse order of tests.
11567 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11569 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11571 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11572 * system.h: Poison FINALIZE_PIC.
11573 * doc/tm.texi (FINALIZE_PIC): Remove.
11575 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11578 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11579 to the correct type if we have a MODIFY_EXPR.
11581 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11583 PR tree-optimization/22360
11584 * tree.c (upper_bound_in_type): Fix calculations for casting
11585 to a non-wider signed type and casting a signed value to a
11586 wider unsigned type.
11587 (lower_bound_in_type): Fix calculations for casting to a
11588 non-wider signed type.
11590 PR tree-optimization/20139
11591 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11593 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11594 fold_cond_expr_cond.
11595 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11596 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11598 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11601 * tree-complex.c (expand_complex_libcall): Produce
11602 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11604 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11606 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11607 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11608 b" assert and inserted fastpath code for this case.
11609 (bitmap_ior): Removed "a != b" assert.
11611 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11613 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11614 (ENDFILE_SPEC): Likewise.
11615 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11617 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11618 a large stack frame at epilogue.
11620 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11622 * final.c: Include sdbout.h when required.
11624 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11626 * config.gcc (*-*-darwin*): Only one target-specific header file
11627 for generic darwin.
11628 (powerpc-*-darwin*): Add version-specific header files.
11629 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11630 * config.in: Regenerate.
11631 * configure: Regenerate.
11632 * gcc.c: Include xregex.h.
11633 (version_compare_spec_function): New.
11634 (spec_function): Add version-compare.
11635 (replace_outfile_spec_function): Reformat comment.
11636 (compare_version_strings): New.
11637 * config/darwin-c.c (version_as_macro): New.
11638 (builtin_define): New.
11639 (darwin_cpp_builtins): New.
11640 * config/darwin-protos.h (darwin_cpp_builtins): New.
11641 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11642 (LIB_SPEC): Make unconditional, update comment.
11643 (TARGET_C99_FUNCTIONS): Define.
11644 * config/darwin.opt: Sort.
11645 (mmacosx-version-min=): New.
11646 * config/darwin7.h: Delete.
11647 * config/darwin8.h: Delete.
11648 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11649 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11650 (TARGET_C99_FUNCTIONS): Define.
11651 * config/rs6000/darwin7.h: New.
11652 * config/rs6000/darwin8.h: New.
11653 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11654 (-mmacosx-version-min): Document.
11656 2005-07-07 Ian Lance Taylor <ian@airs.com>
11658 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11660 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11662 PR middle-end/22239
11663 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11665 2005-07-07 Khem Raj <kraj@mvista.com>
11667 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11668 in bytes, not words.
11670 2005-07-07 Paul Brook <paul@codesourcery.com>
11672 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11673 DEFAULT_FUNCTION_ARG_PADDING to upward.
11675 2005-07-07 Richard Henderson <rth@redhat.com>
11677 * function.c (locate_and_pad_parm): Record parameter alignment in
11678 stack_alignment_needed.
11680 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11682 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11683 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11684 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11685 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11686 (define_attr "type"): Add isync, sync, load_l, store_c.
11687 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11688 Create scratch volatile MEM.
11689 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11691 (load_locked_<mode>): New.
11692 (store_conditional_<mode>): New.
11693 (sync_compare_and_swap<mode>): Replace with splitter.
11694 (sync_lock_test_and_set<mode>): Replace with splitter.
11695 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11697 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11698 is ics. Attribute isync.
11699 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11701 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11702 and UNSPECV_SYNC_OP.
11703 (emit_unlikely_jump): New.
11704 (emit_load_locked): New.
11705 (emit_store_conditional): New.
11706 (rs6000_split_compare_and_swap): New.
11707 (rs6000_split_lock_test_and_set): New.
11708 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11709 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11710 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11711 rs6000_split_lock_test_and_set): Declare.
11712 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11713 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11714 store_c, isync, sync.
11716 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11718 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11719 filenames to gtyp-gen.h.
11720 (s-typ-gen): Use it in place of for loops.
11722 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11724 * hooks.c (hook_bool_rtx_int_false): New function.
11725 * hooks.h (hook_bool_rtx_int_false): Declare.
11726 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11727 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11728 * target.h (struct gcc_target): Add commutative_p member.
11729 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11730 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11731 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11732 (pa_commutative_p): New function.
11733 * jump.c (target.h): Include.
11734 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11735 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11737 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11739 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11740 (s390_expand_setmem): New.
11741 * config/s390/s390.c: Likewise.
11742 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11744 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11745 general_operand. Call new function "s390_expand_setmem".
11746 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11747 ("setmem_long", "*setmem_long"): ... this.
11749 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11751 * config/s390/s390.c: (optimization_options): Enable
11752 TARGET_MVCLE at -Os.
11753 * doc/invoke.texi: Document changes in default behaviour.
11754 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11756 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11758 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11759 defined by back-end.
11761 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11763 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11764 all sets in the pattern.
11765 * config/rs6000/rs6000.md (stack_protect_testsi,
11766 stack_protect_testdi): Likewise.
11768 2005-07-06 Jeff Law <law@redhat.com>
11770 * tree-vrp.c (simplify_using_ranges): Kill.
11771 (vrp_finalize): Remove call to simplify_using_ranges.
11772 (simplify_stmt_using_ranges): New function extracted from
11773 simplify_using_ranges.
11774 (simplify_div_or_mod_using_ranges): Likewise.
11775 (simplify_abs_using_ranges): Likewise.
11776 (simplify_cond_using_ranges): New function.
11777 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11778 * tree-ssa-propagate.c (substitute_and_fold): Call
11779 simplify_stmt_using_ranges if we have range information.
11781 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11783 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11784 ia64_flag_schedule_isns2.
11786 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11787 reading/writing general registers.
11788 (ia64_function_arg): Revert 2005-06-18 change.
11790 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11792 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11793 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11795 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11797 * function.c (expand_function_end): Revert part of 2005-06-27
11798 patch. Do sjlj_emit_function_exit_after after return_label.
11800 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11802 * doc/install.texi (--disable-libssp): New.
11804 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11806 * doc/invoke.texi: Update -fforce-mem documentation.
11807 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11808 code for -fforce-mem.
11809 * expmed.c: (store_bit_field,store_fixed_bit_field,
11810 extract_bit_field): Ditto.
11811 * expr.c: (convert_move): Ditto.
11812 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11813 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11814 emit_conditional_add,expand_float,expand_fix): Ditto.
11815 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11816 (common_handle_option): Issue warning when -fforce-mem specified.
11818 2005-07-06 Paul Brook <paul@codesourcery.com>
11820 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11822 * configure: Regenerate.
11824 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11826 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11828 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11830 Fix PR tree-optimization/22319
11831 Fix PR tree-optimization/22140
11832 Fix PR tree-optimization/22310
11834 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11835 variable sized types.
11836 Use correct type for intermediate structure on *a = *b structure
11839 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11841 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11843 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11844 (machine_function): Move typedef to...
11845 * config/rs6000/rs6000.c (machine_function): ... here. Add
11846 varargs_save_offset field.
11847 (rs6000_stack_t): Remove varargs_size field.
11848 (setup_incoming_varargs): Allocate varargs save area using
11849 assign_stack_local, try to make it as small as possible.
11850 Save offset from virtual_stack_vars_rtx to the save area
11851 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11852 instead of magic 8 when fp word byte size is used.
11853 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11854 instead of -RS6000_VARARGS_SIZE.
11855 (rs6000_stack_info, debug_stack_info,
11856 rs6000_initial_elimination_offset): Remove all traces of
11858 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11859 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11860 RS6000_VARARGS_AREA.
11862 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11864 PR tree-optimization/21963
11865 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11866 constant_multiple_of in the same way get_computation_cost_at does.
11868 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11870 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11871 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11872 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11873 and return its previous value.
11874 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11875 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11877 (stack_protect_set, stack_protect_test): New expanders.
11878 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11879 stack_protect_testdi): New insns.
11880 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11881 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11883 2005-07-06 Jeff Law <law@redhat.com>
11885 * tree-ssa-dce.c (cfg_altered): New global.
11886 (tree_dce_init): Initialize cfg_altered.
11887 (remove_dead_stmt): If we remove an edge in the CFG, then set
11889 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11892 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11894 * Makefile.in (stamp-collect-ld): Use
11895 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11896 ./collect-ld if it already exists.
11897 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11898 Don't remove ./nm if it already exists.
11900 2005-07-05 Devang Patel <dpatel@apple.com>
11902 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11903 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11904 * tree-vectorizer.c (vect_loop_location): New.
11905 (vect_print_dump_info): Use vect_loop_location.
11906 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11907 (vectorize_loops): Set vect_loop_location.
11908 * tree-vect-analyze.c (vect_analyze_offset_expr,
11909 vect_determin_vectorization_factor, vect_analyze_operations,
11910 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11911 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11912 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11913 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11914 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11915 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11916 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11917 vect_analyze_loop): Adjust vect_print_dump_info API.
11918 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11919 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11920 vect_finish_stmt_generation, vectorizable_assignment,
11921 vectorizable_operation, vectorizable_store, vectorizable_load,
11922 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11923 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11924 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11925 vect_transform_loop): Same.
11926 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11927 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11930 2005-07-05 Randolph Chung <tausq@debian.org>
11932 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11933 * configure: Regenerate.
11934 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11935 (pa_tls_referenced_p): Declare.
11936 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11937 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11938 (legitimize_tls_address): New.
11939 (hppa_legitimize_address): Handle TLS addresses.
11940 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11941 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11942 (emit_move_sequence): Handle TLS addresses.
11943 (pa_encode_section_info): Call default handler to handle common
11945 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11946 (CONSTANT_ADDRESS_P): Reject TLS operands.
11947 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11948 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11949 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11950 (UNSPEC_TLSLE): Define new constants.
11951 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11952 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11953 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11954 (tie_symbolic_operand, tle_symbolic_operand): New
11956 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11958 * aclocal.m4: Update macros for autoconf 2.59 style.
11959 * configure.ac: Likewise.
11961 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11963 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11964 (function_arg): Pass small aggregates in general registers on 32-bit
11966 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11968 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11970 * Makefile.in (final.o): Fix dependencies.
11972 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11976 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11977 * langhooks.c (lhd_expr_to_decl): New.
11978 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11980 (LANG_HOOKS_INITIALIZER): Update.
11981 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11982 expr_to_decl langhook.
11983 * c-tree.h (c_expr_to_decl): Declare.
11984 * c-typeck.c (c_expr_to_decl): New.
11985 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11987 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11989 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11992 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11993 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11995 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11997 * Makefile.in: Adjust dependencies.
11998 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11999 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12000 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12001 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12002 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12003 rest_of_compilation.
12005 * bb-reorder.c (gate_duplicate_computed_gotos,
12006 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12007 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12008 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12009 pass_partition_blocks): New.
12010 * bt-load.c (gate_handle_branch_target_load_optimize,
12011 rest_of_handle_branch_target_load_optimize,
12012 pass_branch_target_load_optimize): New.
12013 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12015 * cfglayout.c (pass_insn_locators_initialize): New.
12016 * cfgrtl.c (pass_free_cfg): New.
12017 * combine.c (gate_handle_combine, rest_of_handle_combine,
12018 pass_combine): New.
12019 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12020 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12021 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12022 * except.c (pass_set_nothrow_function_flags,
12023 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12025 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12026 rest_of_handle_shorten_branches, pass_shorten_branches,
12027 rest_of_clean_state, pass_clean_state): New.
12028 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12029 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12030 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12032 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12033 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12034 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12035 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12037 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12038 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12039 pass_rtl_ifcvt, gate_handle_if_after_combine,
12040 rest_of_handle_if_after_combine, pass_if_after_combine,
12041 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12042 pass_if_after_reload): New.
12043 * integrate.c (pass_initial_value_sets): New.
12044 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12045 pass_purge_lineno_notes): New.
12046 * mode-switching.c (rest_of_handle_mode_switching,
12047 pass_mode_switching): New.
12048 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12049 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12051 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12052 pass_loop_optimize): New.
12053 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12055 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12057 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12058 pass_postreload_cse): New.
12059 * profile.c (gate_handle_profiling, pass_profiling,
12060 rest_of_handle_branch_prob, pass_branch_prob): New.
12061 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12062 pass_split_before_regstack, gate_handle_split_before_regstack,
12063 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12064 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12065 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12066 pass_stack_regs): New.
12067 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12068 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12069 pass_stack_adjustments): New.
12070 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12071 pass_regrename): New.
12072 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12073 pass_delay_slots, gate_handle_machine_reorg,
12074 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12075 * rtl.h (extern void purge_line_number_notes): New.
12076 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12077 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12079 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12081 * value-prof.c (gate_handle_value_profile_transformations,
12082 rest_of_handle_value_profile_transformations,
12083 pass_value_profile_transformations): New.
12084 * var-tracking.c (gate_handle_var_tracking,
12085 pass_variable_tracking): New.
12086 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12088 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12089 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12090 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12091 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12092 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12093 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12094 rest_of_handle_gcse2, rest_of_handle_regmove,
12095 rest_of_handle_tracer, rest_of_handle_if_conversion,
12096 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12097 rest_of_handle_web, rest_of_handle_branch_prob,
12098 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12099 rest_of_handle_jump_bypass, rest_of_handle_combine,
12100 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12101 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12102 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12103 rest_of_handle_mode_switching, rest_of_handle_jump,
12104 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12105 rest_of_handle_flow2, rest_of_handle_jump2,
12106 rest_of_handle_peephole2, rest_of_handle_postreload,
12107 rest_of_handle_shorten_branches, rest_of_clean_state,
12108 rest_of_compilation): Remove.
12110 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12111 * passes.c (dump_flags, in_gimple_form, all_passes,
12112 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12113 register_dump_files, next_pass_1, last_verified, execute_todo,
12114 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12115 from tree-optimize.c.
12116 (init_optimization_passes): Moved from tree-optimize.c,
12117 adding the RTL optimizations.
12118 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12119 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12120 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12121 register_dump_files, next_pass_1, last_verified, execute_todo,
12122 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12123 init_tree_optimization_passes, ipa_passes): Delete.
12124 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12126 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12127 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12129 (ipa_passes): Remove.
12130 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12131 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12132 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12133 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12134 (dump_info_p, dump_flag): Moved to tree-dump.h.
12136 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12138 * passes.c (finish_optimization_passes): Use dump_begin
12139 and dump_end, TDI_end.
12140 (gate_rest_of_compilation): New.
12141 (pass_rest_of_compilation): Use it.
12142 (gate_postreload, pass_postreload): New.
12143 * toplev.c (general_init): Rename init_tree_optimization_passes.
12144 * toplev.h (init_tree_optimization_passes): Rename to
12145 init_optimizations_passes.
12146 * tree-dump.c (dump_flag): Make static.
12147 (dump_files): Remove RTL dumps.
12148 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12149 pass_cleanup_cfg, pass_free_cfg_annotations,
12150 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12151 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12152 * tree-pretty-print.c: Include tree-pass.h.
12153 * cgraph.c: Include tree-dump.h.
12155 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12157 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12158 Only fall back to saying it points to readonly memory if
12159 we can't do better.
12161 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12163 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12164 * config/m32r/m32r.c (m32r_compute_frame_size,
12165 m32r_expand_prologue): Take current_function_profile into
12166 account whenever we reference
12167 current_function_uses_pic_offset_table.
12168 (m32r_finalize_pic): Remove.
12169 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12171 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12173 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12174 instead of $<. Don't remove ./as if it already exists.
12176 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12179 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12180 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12181 for complex modes when generating code for PA 1.0.
12182 (VALID_FP_MODE_P): New macro.
12183 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12184 sets for all general and floating point modes. Align wide floating
12185 point modes to even register boundaries to comply with architectural
12187 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12188 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12189 (VALID_FP_MODE_P): New macro.
12190 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12191 sets for all general and floating point modes. Align wide floating
12192 point modes to even register boundaries to comply with architectural
12195 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12197 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12200 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12202 * tree-ssa-structalias.c: Don't include expr.h.
12204 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12206 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12209 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12211 Fix PR tree-optimization/22279
12213 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12216 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12218 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12220 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12222 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12223 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12224 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12225 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12226 config/stormy16/stormy16.c, config/v850/v850.c,
12227 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12228 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12229 Avoid "." or "\n" at end of diagnostics and capital letters at
12230 start of diagnostics.
12231 * combine.c, cse.c: Don't translate dump file output.
12232 * toplev.c (print_version): Only translate output if going to
12235 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12237 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12238 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12241 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12243 * pa.c (fix_range): Fix typo in comment.
12245 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12247 * tree-vrp.c (extract_range_from_assert): Replace
12248 fold (build (...)) with fold_build2.
12250 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12252 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12253 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12254 (format_types_orig, handle_format_attribute): Add support for
12257 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12259 * varasm.c (assemble_variable): Fix format specifier thinko.
12261 2005-07-03 Ira Rosen <irar@il.ibm.com>
12263 PR tree-optimization/22029 (and 22135)
12264 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12265 a phi node before calling dump_vops.
12267 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12269 * tree-dump.h (dump_string_field): Declare.
12270 * tree-dump.c: Use it instead of dump_string.
12271 (dump_string_field): Make non-static.
12273 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12275 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12276 up the minimal CFG stuff always when optimize > 0. Call
12277 split_all_insns_noflow in PIC case if needed.
12279 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12280 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12283 * c-decl.c (c_write_global_declarations): Dump contents of
12285 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12286 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12287 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12288 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12291 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12293 * c-common.h (GCC_DIAG_STYLE): Define.
12294 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12295 version for format checking to 4.1.
12296 * c-format.c: Include toplev.h after c-common.h.
12297 (enum format_type): Add gcc_tdiag_format_type.
12298 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12299 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12300 (format_types_orig): Add gcc_tdiag.
12301 (init_dynamic_diag_info): Support gcc_tdiag formats.
12302 (handle_format_attribute): Likewise.
12303 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12304 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12305 version for format checking to 4.1.
12306 (warning0, warning, error, pedwarn, sorry): Use
12307 ATTRIBUTE_GCC_DIAG.
12308 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12309 (finish_aliases_1): Do not use %qE.
12310 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12311 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12312 Correct format bugs.
12313 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12314 parameter to unsigned HOST_WIDE_INT.
12315 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12317 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12319 PR middle-end/21742
12320 * expr.c (write_complex_part): Use adjust_address for MEM.
12321 (read_complex_part): Same.
12323 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12325 Fix PR tree-optimization/22280
12327 * tree-sra.c (generate_element_init): Remove useless loop.
12329 2005-07-02 Richard Henderson <rth@redhat.com>
12331 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12333 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12335 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12337 PR middle-end/14490
12338 * fold-const.c (fold_binary): Handle the return value of
12339 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12340 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12342 2005-07-02 Jeff Law <law@redhat.com>
12344 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12345 a eliminate type conversion which feeds an equality comparison
12346 if the original type or either operand in the comparison is a
12349 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12351 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12352 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12354 * config/avr/avr.c: Do not use '`' as left quote.
12355 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12356 Remove "." from end of diagnostics. Make diagnostics start with
12359 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12360 Joseph S. Myers <joseph@codesourcery.com>
12362 * toplev.c (default_tree_printer): Handle setting location with
12364 * c-objc.common.c (c_tree_printer): Likewise.
12365 * c-format.c (gcc_diag_flag_specs): Add '+'.
12366 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12367 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12369 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12370 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12371 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12372 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12373 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12374 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12375 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12376 format arguments where %J is used without %D.
12378 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12380 * gcc.c (LINK_SSP_SPEC): Define.
12381 (link_ssp_spec): New variable.
12382 (LINK_COMMAND_SPEC): Add %(link_ssp).
12383 (static_specs): Add link_ssp_spec.
12384 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12385 * configure: Rebuilt.
12386 * config.in: Rebuilt.
12388 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12389 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12390 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12391 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12392 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12393 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12394 -0x7008(2) instead of reading __stack_chk_guard variable.
12395 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12397 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12398 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12399 if TARGET_THREAD_SSP_OFFSET is defined.
12400 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12401 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12404 2005-06-27 Richard Henderson <rth@redhat.com>
12405 * libgcc-std.ver (GCC_4.1.0): New.
12406 * libgcc.h (__stack_chk_guard): Declare.
12407 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12408 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12409 * mklibgcc.in (lib2funcs): Add them.
12411 2005-07-01 Richard Henderson <rth@redhat.com>
12413 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12414 void * before struct sigcontext *.
12415 (x86_fallback_frame_state): Likewise.
12417 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12419 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12421 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12424 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12425 we check for SSA_NAME for.
12427 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12429 Fix PR tree-optimization/22071
12431 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12433 (get_constraint_for_component_ref): Use it.
12435 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12438 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12439 print out the last new line.
12441 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12443 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12444 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12445 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12446 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12447 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12448 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12449 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12450 (enum reg_class): New member CC0_REGS.
12451 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12452 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12453 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12454 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12455 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12456 Adjust for register now described.
12458 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12461 * config/i386/i386.md (stack_protect_test_si,
12462 stack_protect_test_di): Add earlyclobber for scratch 3.
12463 * config/rs6000/rs6000.md (stack_protect_testsi,
12464 stack_protect_testdi): Add earlyclobber for scratch 3,
12465 remove earlyclobber from scratch 4.
12467 Older entries for 2005 can be found in ChangeLog-2005.