1 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
3 * doc/objc.texi (Type encoding): Fix typo.
5 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
7 * tree-tailcall.c (find_tail_calls): Use XNEW.
8 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
9 (free_all_edge_infos): Use explicit cast to convert from void *.
11 (dom_opt_finalize_block): Likewise.
12 (record_equivalences_from_incoming_edge): Likewise.
13 (thread_across_edge): Likewise. Use XCNEWVEC.
14 (record_cond): Use XCNEW.
15 (record_conditions): Use XNEWVEC.
16 (record_edge_info): Use XCNEWVEC.
17 (lookup_avail_expr): Use XNEW.
18 (record_range): Likewise. Use GGC_NEW.
19 * tree-nested.c (var_map_hash): Use explicit cast to convert from
21 (var_map_eq): Likewise.
22 (lookup_field_for_decl): Likewise.
23 (convert_nonlocal_reference): Likewise.
24 (convert_local_reference): Likewise.
25 (convert_nl_goto_reference): Likewise.
26 (convert_nl_goto_receiver): Likewise.
27 (convert_call_expr): Likewise.
28 (convert_tramp_reference): Likewise.
29 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
30 (convert_nl_goto_reference): Likewise.
31 (lookup_field_for_decl): Use GGC_NEW.
32 (create_nesting_tree): Use GGC_CNEW.
33 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
34 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
35 (create_alias_map_for): Likewise.
36 (setup_pointers_and_addressables): Use XCNEWVEC.
37 (get_ptr_info): Use GGC_NEW.
38 (used_part_map_eq): Use explicit cast to convert from void *.
39 (up_lookup): Likewise.
40 (up_insert): Use XNEW.
41 (get_or_create_used_part_for): Use XCNEW.
42 (get_tmt_for): Likewise.
43 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
44 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
45 (bitmap_set_new): Use explicit cast to convert from void *.
47 (insert_into_set): Likewise.
48 (pool_copy_list): Likewise.
49 (phi_translate): Likewise.
50 (create_value_expr_from): Likewise.
51 (insert_aux): Use XCNEWVEC.
52 (compute_avail): Use XNEWVEC.
53 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
54 (sort_coalesce_list): Likewise.
55 (build_tree_conflict_graph): Use XCNEWVEC.
56 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
57 * tree-ssa-copy.c (init_copy_prop): Likewise.
58 (fini_copy_prop): Likewise.
59 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
61 (record_equiv): Use XNEW.
62 (uncprop_into_successor_phis): Use explicit cast to convert from
64 (uncprop_initialize_block): Likewise.
66 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
68 PR tree-optimization/24378
69 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
70 basic-block after loop-versioning.
72 2005-12-18 Jeff Law <law@redhat.com>
74 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
75 to simplify SWITCH_EXPR_CODE moved from here to ...
76 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
77 (tree-ssa-forward_propagate_single_use_vars): Call
78 simplify_switch_expr when appropriate.
80 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
82 * doc/objc.texi (Type encoding): Add documentation about encoding
83 complex types and _Bool.
85 2005-12-17 Paul Brook <paul@codesourcery.com>
87 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
88 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
89 when frame_pointer_needed.
91 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
93 * tree-vn.c (vn_add): Use XNEW.
94 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
96 (fold_stmt_r): Use explicit cast to convert from void *.
97 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
98 (new_temp_expr_table): Likewise.
99 * gimplify.c (lookup_tmp_var): Use XNEW.
100 (gimplify_asm_expr): Use explcit cast to convert from void *.
101 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
102 (get_def_blocks_for): Use XNEW.
103 (add_to_repl_tbl): Likewise.
104 (mark_def_sites): Use explicit cast to convert from void *.
105 (def_blocks_free): Likewise.
106 (mark_def_sites_initialize_block): Likewise.
107 (update_ssa): Use XNEWVEC.
108 * tree-dfa.c (create_var_ann): Use GGC_NEW.
109 (create_stmt_ann): Likewise.
110 (create_tree_ann): Likewise.
111 (referenced_var_insert): Likewise.
112 (set_default_def): Likewise.
113 (referenced_var_lookup_if_exists): Use explicit cast to convert
115 (referenced_var_lookup): Likewise.
116 (default_def): Likewise.
117 (set_default_def): Likewise.
118 * tree-cfg.c (create_bb): Likewise.
119 (edge_to_cases_cleanup): Likewise.
120 (verify_node_sharing): Likewise.
121 (record_switch_edge): Use XNEW.
122 (cleanup_dead_labels): Use XCNEWVEC.
123 (tree_duplicate_sese_region): Use XNEWVEC.
124 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
125 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
126 (int_tree_map_eq): Use explicit cast to convert from void *.
127 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
128 (__gcov_execl): Likewise.
129 (__gcov_execlp): Likewise.
130 (__gcov_execle): Likewise.
131 * tree-eh.c (struct_ptr_eq): Likewise.
132 (struct_ptr_hash): Likewise.
133 (lookup_stmt_eh_region_fn): Likewise.
134 (outside_finally_tree): Likewise.
135 (find_goto_replacement): Likewise.
136 (make_eh_edge): Likewise.
137 (mark_eh_edge): Likewise.
138 (add_stmt_to_eh_region_fn): Use GGC_NEW.
139 (record_in_finally_tree): Use XNEW.
140 (maybe_record_in_goto_queue): Use XRESIZEVEC.
141 (lower_try_finally_copy): Use XCNEWVEC.
143 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
145 * tree-inline.c (copy_body_r): Use explicit cast when converting
148 (copy_edges_for_bb): Likewise.
149 (remap_decl_1): Likewise.
150 (estimate_num_insns_1): Likewise.
151 * cgraph.c (hash_node): Use explicit cast when converting from
154 (cgraph_create_node): Use GGC_CNEW.
155 (cgraph_create_edge): Use GGC_NEW.
156 (cgraph_remove_node): Use explicit cast when converting from void *.
157 (hash_varpool_node): Likewise.
158 (eq_varpool_node): Likewise.
159 (cgraph_varpool_node): Use GGC_CNEW.
160 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
161 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
162 (eq_scev_info): Use explicit cast when converting from void *.
163 (find_var_scev_info): Likewise.
164 (set_instantiated_value): Likewise.
165 (gather_stats_on_scev_database_1): Likewise.
166 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
168 * c-pch.c (c_common_write_pch): Use XNEWVEC.
169 (c_common_read_pch): Likewise.
170 * prefix.c (save_string): Use XNEWVEC.
171 (translate_name): Use explicit cast when converting from void *.
172 * c-ppoutput.c (print_line): Use explicit cast when converting
174 (pp_dir_change): Likewise.
175 * c-cppbuiltin.c (builtin_define_std): Likewise.
176 (builtin_define_with_value): Likewise.
177 (builtin_define_with_value_n): Likewise.
178 (builtin_define_with_int_value): Likewise.
179 (builtin_define_type_max): Likewise.
180 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
181 (add_path): Use XNEW.
182 * c-format.c (check_format_info_main): Use GGC_NEW.
183 (format_type_warning): Use explicit cast when converting from void *.
184 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
186 (start_init): Likewise.
187 * tree-flow-inline.h (first_referenced_var): Use explicit cast
188 when converting from void *.
189 (next_referenced_var): Likewise.
190 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
191 * gensupport.c (lookup_predicate): Use explicit cast to convert
193 (init_predicate_table): Use XCNEW instead of xcalloc.
194 * genpreds.c (process_define_predicate): Likewise.
196 2005-12-17 Danny Berlin <dberlin@dberlin.org>
197 Kenneth Zadeck <zadeck@naturalbridge.com>
199 * basic-block.h: Changed basic block numbering so that the entry
200 block is 0 and the exit block is 1. Changed insn iterators so
201 that they are tolerant of blocks with no insns.
202 * regrename.c (copyprop_hardreg_forward): Changed basic block
203 numbering so that the entry block is 0 and the exit block is 1.
204 * sched-ebb.c (sehedule_ebbs): Ditto.
205 * tracer.c (branch_ratio_cutoff): Ditto.
206 * cfgloopmanip.c (fix_loop_structure): Ditto.
207 * cfghooks.c (verify_flow_info): Ditto.
208 * cfg.c (compact_blocks): Ditto.
209 * reorg.c (dbr_schedule): Ditto.
210 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
211 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
212 calculate_dominance_info): Ditto.
213 * cfganal.c (create_edge_list, print_edge_list,
214 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
215 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
216 dfs_enumerate_from): Ditto.
217 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
218 * ifcvt.c (find_if_case_2): Ditto.
219 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
220 find_basic_blocks): Ditto.
221 * predict.c (predict_loops, tree_bb_level_predictions,
222 predict_paths_leading_to, propagate_freq): Ditto.
223 * lcm.c (compute_antinout_edge, compute_laterin,
224 compute_available): Ditto.
225 * function.c (thread_prologue_and_epilogue_insns): Ditto.
226 * gcse.c (gcse_main, bypass_jumps): Ditto.
227 * profile.c (compute_branch_probabilities,
228 compute_value_histograms, branch_prob): Ditto.
229 * tree-flow-inline.h (bsi_start, bsi_after_labels,
231 * tree-ssa-phiopt.c (tree_ssa_phiopt,
232 blocks_in_phiopt_order): Ditto.
233 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
234 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
235 * tree-dfa.c (collect_dfa_stats): Ditto.
236 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
237 * cfglayout.c (fixup_reorder_chain): Ditto.
238 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
239 partition_hot_cold_basic_blocks): Ditto.
240 * var-tracking.c (vt_find_locations): Ditto.
241 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
242 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
243 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
244 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
245 * tree-ssa-reassoc.c (init_reassoc): Ditto.
246 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
247 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
248 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
249 and removed unused reverse orders.
251 * combine.c: Fix document typo.
253 2005-12-17 Jan Hubicka <jh@suse.cz>
255 * tree-flow-inline.h (set_default_def, default_def): Kill.
256 * tree-dfa.c (default_defs): New global variable.
257 (default_def, set_default_def): New functions.
258 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
259 * tree-flow.h (struct var_ann_d): Kill default_def field.
260 (set_default_def, default_def): Update prototype.
261 (default_defs): Declare.
263 2005-12-16 Jeff Law <law@redhat.com>
265 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
266 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
267 into tree-ssa-forwprop.c.
268 (eliminate_redundant_computations): Do not call
269 simplify_rhs_and_lookup_avail_expr anymore.
270 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
271 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
272 (tree_ssa_forward_propagate_single_use_vars): Call
273 simplify_not_neg_expr appropriately.
275 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
278 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
280 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
282 PR rtl-optimization/25456
283 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
284 info->x_start with p->x_start.
286 2005-12-17 Alan Modra <amodra@bigpond.net.au>
288 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
289 introduced 2005-12-16.
291 2005-12-16 Steven Bosscher <stevenb@suse.de>
293 PR rtl-optimization/23837
294 * optabs.c (expand_binop): For a multi-word rotate, never emit
295 a REG_NO_CONFLICT block.
297 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
300 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
303 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
306 2005-12-16 Steven Bosscher <stevenb@suse.de>
308 * loop-invariant.c (move_loop_invariants): Add missing hunk from
309 the previous patch, to nullify df.
311 2005-12-16 Steven Bosscher <stevenb@suse.de>
313 * reorg.c (mostly_true_jump): Clean up code depending on
314 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
315 poor man's branch prediction, instead rely on REG_BR_PROB
316 notes to be available.
318 2005-12-16 Jakub Jelinek <jakub@redhat.com>
320 PR rtl-optimization/24899
321 * loop.c (strength_reduce): Don't reduce giv that is not always
322 computable and where add_val or mult_val can trap.
324 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
326 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
328 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
329 names of ms1-16-002 files.
331 2005-12-16 Alan Modra <amodra@bigpond.net.au>
334 * gcc.c (for_each_path): New function.
335 (add_to_obstack, file_at_path): New functions.
336 (struct file_at_path_info, struct add_to_obstack_info): New.
337 (build_search_list): Rewrite using for_each_path. Constify struct
338 path_prefix pointer. Add do_multi param. Adjust all callers.
339 (find_a_file): Similarly, but just change existing param to bool.
340 (putenv_from_prefixes): Add do_multi param, make "paths" const.
341 (do_spec_path): Delete.
342 (struct spec_path_info): New.
343 (spec_path): New function.
344 (do_spec_1): Use for_each_path for %D and %I.
345 (find_file): Adjust for find_a_file changes.
346 (main): Search multilibs for specs. Print multilib lib path for
347 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
348 (read_specs): Search multilibs for %include and %include_noerr.
349 (is_directory): Remove second string param. Change last param
350 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
351 check path is a dir. Update all callers.
352 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
353 * system.h (SMALL_ARG_MAX): Poison.
354 * config.gcc: Don't define SMALL_ARG_MAX.
355 * config.host: Likewise.
356 * config.build: Likewise.
358 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
360 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
361 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
362 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
363 simplify_logical): Move simplifications that do not require
364 additional infrastructure...
365 * simplify-rtx.c (simplify_unary_operation_1,
366 simplify_binary_operation_1): ... here.
368 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
371 * flow.c (mark_used_dest_regs): New function.
372 (mark_used_regs): Call mark_used_dest_regs.
374 2005-12-16 Jeff Law <law@redhat.com>
376 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
377 represent a use and definition of the same SSA_NAME.
379 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
380 Janis Johnson <janis187@us.ibm.com>
381 Ben Elliston <bje@au.ibm.com>
383 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
384 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
385 * target.h (struct gcc_target): Add decimal_float_supported_p.
386 * targhooks.c (default_scalar_mode_supported_p): Handle
388 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
389 of inf, nan, finite, isinf and isnan.
390 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
391 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
392 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
393 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
394 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
395 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
396 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
397 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
398 Pedwarn if decimal floating point types are used. Error if
399 decimal floating point is not supported by the target.
400 (finish_declspecs): Return type from DFP typespec_word.
401 * c-typeck.c (c_common_type): Choose the decimal floating point
402 type with the greater precision when determining a common type.
403 (convert_arguments): Warn if there is a mismatch between argument
404 and prototype for decimal float types. Warn of conversions with
405 binary float types and of precision narrowing due to prototype.
406 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
407 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
408 (c_token_starts_declspecs): Likewise.
409 (c_parser_attributes): Likewise.
410 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
411 RID_DFLOAT64, RID_DFLOAT128.
412 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
413 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
414 (shorten_compare): Convert DFP/BFP operands to a common type.
415 (c_common_modes_and_builtins): Register built-in decimal float
416 types if the target supports them.
417 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
418 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
419 inf, nan, finite, isinf and isnan builtins.
420 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
421 (builtin_define_float_constants): Assert non-decimal radix.
422 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
423 Call builtin_define_decimal_float_constants for each type.
424 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
425 flags. Use real_from_string3, which can handle binary or decimal
427 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
428 cts_dfloat64, cts_dfloat128.
429 * tree.c (build_common_tree_nodes_2): Add decimal float types.
430 * tree.h (enum tree_index): Add new enumeration values
431 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
432 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
433 (dfloat32_type_node): New macro.
434 (dfloat64_type_node, dfloat128_type_node): Likewise.
435 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
436 (dfloat128_ptr_type_node): Likewise.
437 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
438 bit decimal floating point types with "df", "dd" and "dl".
439 * c-format.h (enum format_lengths): Add new enumeration values
440 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
441 * c-format.c (printf_length_specs, scanf_length_specs): Add
442 entries for H, D, DD.
443 (print_char_table, scan_char_table): Use new entries.
444 (asm_fprintf_char_table, gcc_diag_char_table,
445 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
447 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
448 (DECIMAL64_TYPE_SIZE): Likewise.
449 (DECIMAL128_TYPE_SIZE): Likewise.
450 (TARGET_DEC_EVAL_METHOD): Likewise.
451 * doc/extend.texi (Decimal Float): New node.
452 (Constructing Calls): Document decimal float built-ins.
453 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
454 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
455 * ginclude/decfloat.h: New file.
457 2005-12-16 Alan Modra <amodra@bigpond.net.au>
459 * reload.c (find_reloads): Fix comment typo.
460 * recog.h (recog_memoized): Correct comment.
462 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
464 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
465 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
466 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
467 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
468 * doc/invoke.texi, doc/tm.texi: Fix typos.
470 2005-12-16 Ben Elliston <bje@au.ibm.com>
472 * real.c (decimal_quad_format): Correct values for emin, emax.
474 2005-12-15 DJ Delorie <dj@redhat.com>
476 * config/m32c/predicates.md (m32c_psi_scale): New.
477 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
478 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
480 2005-12-16 Jan Hubicka <jh@suse.cz>
482 PR rtl-optimization/25224
483 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
486 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
487 Steven Bosscher <stevenb@suse.de>
489 * loop-invariant.c (df): New global variable.
490 (find_defs, check_dependencies, find_invariant_insn, record_uses,
491 find_invariants_bb, find_invariants_body, find_invariants,
492 find_invariants_to_move, move_invariants, free_inv_motion_data,
493 move_single_loop_invariants, move_loop_invariants): Do not pass df in
496 2005-12-15 Jakub Jelinek <jakub@redhat.com>
498 * varasm.c (default_unique_section_1): Use special section
499 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
501 2005-12-16 Ben Elliston <bje@au.ibm.com>
503 * doc/invoke.texi (Warning Options): Document -Walways-true being
506 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
509 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
510 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
511 __floatunditf): Use #error if type sizes don't match requirements
513 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
514 as wider floating-point type. Use #error if type sizes don't
515 match requirements of implementation. Avoid overflow in computing
516 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
517 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
518 (__floatundisf, __floatundidf): Likewise.
519 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
520 * config/ia64/ia64.c (ia64_init_libfuncs): Use
521 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
522 TFmode-TImode conversions.
523 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
525 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
527 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
528 Use builtin_define_with_int_value() instead of
529 adding a new check for every new major FreeBSD version.
531 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
533 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
535 2005-12-15 Richard Sandiford <richard@codesourcery.com>
537 * config/arm/predicates.md (call_memory_operand): New.
538 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
540 2005-12-15 Andrew Haley <aph@redhat.com>
542 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
543 against prev_cache_entry == NULL when moving a cache entry to the
546 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
548 * config/mt/mt.c (mt_override_options): Require lower case
549 architectures. Revert accidental default to ms2.
550 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
551 ENDFILE_SPEC): Require lower case architectures. Revert default
554 * doc/invoke.texi (MT Options): Rename and update.
555 * doc/md.texi (MorphoTech family): Rename and update.
557 2005-12-15 Olivier Hainque <hainque@adacore.com>
559 * stor-layout.c (layout_type): Don't complain about a too small
560 an array element type size compared to its alignment when the
563 2005-12-15 Jan Hubicka <jh@suse.cz>
566 * i386.c (classify_argument): Properly adjust offset of bitfield for
569 2005-12-15 Richard Sandiford <richard@codesourcery.com>
571 * final.c (final_scan_insn): Flip in_cold_section_p when changing
572 between the hot and cold sections. Use current_function_section
573 to get the new section.
574 * dwarf2out.c (output_line_info): Use in_cold_section_p to
575 determine whether we are assembling hot or cold code.
576 (secname_for_decl, dwarf2out_var_location): Likewise.
577 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
578 * varasm.c (last_text_section): Delete.
579 (in_cold_section_p): New variable.
580 (hot_function_section): New function.
581 (current_function_section): Pass in_cold_section_p as the
582 reloc argument to select_section. Use it to decide between
583 unlikely_function_section and hot_function_section.
584 (assemble_start_function): Use switch_to_section. Set
585 in_cold_section_p instead of last_text_section.
586 (assemble_end_function): Use switch_to_section.
587 (switch_to_section): Don't set last_text_section.
588 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
589 argument to make the right choice between hot and cold sections.
591 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
593 Second part of MS1->MT renaming
594 * config/mt/mt.md (doloop_end): Call mt_add_loop.
595 (movqi, movhi): Call mt_set_memflags.
596 (*movdf_internal): Call mt_split_words.
597 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
599 (cmpsi): Store to mt_compare_op[01].
600 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
601 bungt, bunle, bunlt): Call mt_emit_cbranch.
602 (prologue): Call mt_expand_prologue.
603 (epilogu): Call mt_expend_epilogue.
604 (eh_return): Call mt_expand_eh_return.
605 (eh_epilogue): Call me_emit_eh_epilogue.
606 (conditional_trap): Store to mt_compare_op[01].
607 * config/mt/crti.asm: Adjust comment.
608 * config/mt/crtn.asm: Adjust comment.
609 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
610 (mt_compare_op0, mt_compare_op1): Renamed.
611 (current_frame_info, zero_frame_info): Adjust type.
612 (mt_ucmpsi3_libcall): Renamed.
613 (mt_flag_delayed_branch): Renamed.
614 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
615 (mt_nops_required, mt_nop_reasons): Renamed.
616 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
617 mt_debug_stack, mt_print_operand_simple_address,
618 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
619 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
620 mt_function_arg_advance, mt_arg_partial_bytes,
621 mt_pass_by_reference, mt_function_arg_boundary,
622 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
623 mt_legitimate_address_p): Renamed, adjusted.
625 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
626 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
627 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
628 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
629 mt_expand_eh_return, mt_emit_eh_prologue,
630 mt_handl_interrupt_attribute): Renamed, adjusted.
631 (mt_attribute_table): Renamed, adjusted.
632 (mt_initial_elimination_offset, mt_generate_compare,
633 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
634 mt_secondary_reload_class, mt_function_value, mt_split_words,
635 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
636 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
637 (mt_labels): Renamed.
638 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
639 mt_machine_reorg): Renamed, adjusted.
640 (mt_attribute_table: Renamed.
641 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
642 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
643 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
644 * config/mt/mt.opt (march): Set mt_cpu_string.
645 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
646 (TARGET_CPU_CPP_BUILTINS): Adjust.
647 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
649 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
650 (MT_MIN_INT): Renamed.
651 (RETURN_ADDR_RTX): Adjust.
652 (struct mt_frame_info): Renamed.
653 (current_frame_info): Adjust type.
654 (INITIAL_ELIMINATION_OFFSET): Adjust.
655 (MT_NUM_ARG_REGS): Renamed.
656 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
657 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
658 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
659 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
660 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
661 (mt_compare_op0, mt_compare_op1): Renamed.
662 * config/mt/mt-protos.h: Rename prototypes.
664 2005-12-15 Richard Guenther <rguenther@suse.de>
666 * tree-flow.h (okay_component_ref_for_subvars): Remove.
667 (get_ref_base_and_extent): Declare.
668 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
669 (get_ref_base_and_extent): New function.
670 * tree-ssa-alias.c (find_used_portions): Use it.
671 * tree-ssa-structalias.c (get_constraint_for_component_ref):
673 * tree-ssa-operands.c (get_expr_operands): Likewise.
675 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
677 * combine.c: Remove force_to_mode's fourth parameter.
678 (force_to_mode): Do not handle REG.
679 (canon_reg_for_combine): New.
680 (make_field_assignment): Use it where the removed argument was non-NULL.
682 2005-12-15 Alan Modra <amodra@bigpond.net.au>
685 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
686 error_mark_node. Make alignment params unsigned.
687 * config/rs6000/rs6000-protos.h
688 (rs6000_special_round_type_align): Update prototype.
689 (rs6000_machopic_legitimize_pic_address): Remove arg names.
691 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
693 PR rtl-optimization/25310
694 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
695 of the eliminable register when substituting into a PLUS.
697 2005-12-14 Jakub Jelinek <jakub@redhat.com>
700 * config/i386/i386.c (ix86_force_to_memory): Always use
701 SImode push for HImode in -m32.
702 (ix86_free_from_memory): Likewise.
704 2005-12-14 Richard Sandiford <richard@codesourcery.com>
706 * gcc/config/arm/arm.md: Provide a big-endian version of the
707 (zero_extend:SI (subreg:QI ...)) splitter.
709 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
711 * struct-equiv.c (note_local_live): Handle hard regs with different
714 2005-12-14 Jeff Law <law@redhat.com>
716 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
717 to a structure containing state rather than a pointer to bool.
718 (case ARRAY_REF): New code to handle folding some array references.
719 (case ADDR_EXPR): Note when we are processing expressions found
720 within an ADDRE_EXPR.
721 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
722 for state variables rather than just a pointer to a boolean.
723 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
724 handling of constant string references.
726 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
728 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
729 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
730 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
731 Move other tst* patterns to retain partial order.
733 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
735 * config/s390/s390.md ("d0", "1"): New mode attributes.
736 ("<shift>di3", "<shift>si3"): Merge.
737 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
738 ("ashrdi3", "ashrsi3"): Merge.
739 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
740 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
741 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
742 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
743 ("*ashrdi3", "*ashrsi3"): Merge.
744 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
746 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
748 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
749 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
750 ("*extendqidi2", "*extendqisi2") Merge.
751 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
752 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
753 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
754 Move some patterns to retain partial ordering.
756 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
758 * config/s390/s390.md ("atype", "length"): Rewrite.
759 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
761 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
763 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
765 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
767 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
768 PARALLELs with a mode.
770 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
772 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
775 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
777 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
779 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
783 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
786 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
788 2005-12-14 Jakub Jelinek <jakub@redhat.com>
792 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
793 DECL_P, call get_section rather than get_named_section. Supply
796 2005-12-14 Ben Elliston <bje@au.ibm.com>
798 * c-common.c (c_common_truthvalue_conversion): Generalise warning
799 for addresses converted to booleans; not just function addresses.
800 * c-typeck.c (build_binary_op): Warn for address comparisons which
801 can never be NULL (eg. func == NULL or &var == NULL).
802 * common.opt (Walways-true): New option.
803 * c-opts.c (c_common_handle_option): Set it with -Wall.
804 * doc/invoke.texi: Document it.
806 2005-12-13 Paul Brook <paul@codesourcery.com>
808 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
809 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
811 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
813 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
814 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
816 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
817 (EXTRA_MULTILIB_PARTS): Define.
819 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
821 PR rtl-optimization/20070 / part1
822 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
823 count_or_remove_death_notes with kill == -1.
824 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
825 registers if PROP_POST_REGSTACK is set.
826 (mark_used_reg): Likewise.
827 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
828 REG_UNUSED notes for stack regs.
829 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
830 to match rtx_equiv_p machinery. Change caller.
831 (outgoing_edges_match): Likewise.
832 (try_crossjump_to_edge): Use struct_equiv_block_eq
833 instead of flow_find_cross_jump.
834 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
835 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
836 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
837 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
838 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
839 (insns_match_p): Update prototype.
840 (flow_find_cross_jump): Remove prototype.
841 (struct_equiv_block_eq, struct_equiv_init): Declare.
842 (rtx_equiv_p, condjump_equiv_p): Likewise.
843 * struct-equiv.c: Include reload.h.
844 (IMPOSSIBLE_MOVE_FACTOR): Define.
845 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
846 (struct_equiv_improve_checkpoint): Likewise.
847 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
848 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
849 (struct_equiv_merge, find_dying_input): Likewise.
850 (resolve_input_conflict, note_local_live): Likewise.
851 (death_notes_match_p): Change parameters and processing
852 to match rtx_equiv_p machinery. Change caller.
853 (insns_match_p): Likewise.
854 (flow_find_cross_jump): Replace with:
855 (struct_equiv_block_eq).
857 Back out this change:
858 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
859 * recog.c (verify_changes): Make it static.
860 * recog.h: Remove the corresponding prototype.
862 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
864 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
867 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
869 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
870 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
871 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
872 TARGET_MS1_64_001 appropriately.
873 (ms1_machine_reorg): Use TARGET_MS2.
875 2005-12-13 Jakub Jelinek <jakub@redhat.com>
879 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
880 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
881 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
882 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
883 Set mode to SI, adjust constraints.
884 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
885 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
888 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
890 * c-cppbuiltin.c (builtin_define_float_constants): Add
891 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
892 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
893 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
894 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
895 to "((double)%sL)" otherwise "%s".
897 2005-12-13 Paul Brook <paul@codesourcery.com>
899 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
902 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
904 * tree-flow.h: Allow compilation with a C++ compiler.
905 (struct edge_prediction): Prefix all field names with "ep_".
906 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
907 (tree_predict_edge, combine_predictions_for_bb): Likewise.
908 (remove_predictions_associated_with_edge): Likewise.
910 2005-12-12 Jeff Law <law@redhat.com>
912 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
914 * passes.c (init_optimization_passes): Run reassociation again
915 after loop optimizations.
917 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
919 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
921 (optimize_stmt): Ditto.
922 (canonicalize_comparison): New function.
923 * tree-ssa-operands.c (swap_tree_operands): Make external.
924 (get_expr_operands): Stop auto-canonicalization.
925 * tree-ssa-reassoc.c: Rewrite.
926 (init_optimization_passes):
927 * tree-flow.h (swap_tree_operands): Prototype.
928 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
930 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
933 indicate function epilogue has been output.
934 (pa_asm_output_mi_thunk): Likewise.
935 (output_deferred_plabels): Put plabels in readonly data section when
936 not generating PIC code.
937 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
938 information. Add assert.
939 (som_output_comdat_data_section_asm_op): New function.
940 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
941 instead of output_section_asm_op for COMDAT sections.
943 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
945 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
946 Fix whitespace in vincinity of to-be-installed changes.
947 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
948 (insns_match_p): Likewise.
950 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
952 * config.gcc (ms1): Replace with ...
954 * config/ms1: Rename to ...
955 * config/mt: ... here. Rename ms1 files to mt.
956 * config/mt/mt.c: Adjust gt-mt.h #include.
957 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
958 (crti.o, crtn.o): Adjust file names.
960 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
962 * varray.h: Allow compilation with a C++ compiler.
963 (union varray_data_tag): Prefix all field names with "vdt_".
964 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
965 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
966 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
967 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
968 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
969 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
970 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
971 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
972 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
973 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
974 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
975 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
976 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
977 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
978 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
979 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
980 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
981 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
982 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
983 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
984 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
985 VARRAY_TOP_TREE_PTR): Likewise.
986 * varray.c (varray_grow): Likewise.
987 (varray_clear): Likewise.
989 2005-12-12 Alan Modra <amodra@bigpond.net.au>
992 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
993 alignment to doubleword if the first field is a double array.
994 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
996 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
998 * tree-ssa-structalias.c (process_constraint): Remove code to
999 transform addressofs into scalar.
1000 (create_variable_info_for): In whole-program IPA, globals don't
1001 point to ANYTHING by default.
1003 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1005 * timevar.def (TV_IPA_PTA): New.
1006 * tree-pass.h (pass_ipa_pta): New
1007 * tree-ssa-structalias.c: Include cgraph.h
1009 (predbitmap_obstack): New.
1010 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1011 (struct constraint_stats): Add num_edges.
1012 (new_var_info): Don't call bitmap_clear.
1013 (struct constraint_edge): Update docs.
1014 (new_constraint_edge): Remove src param.
1015 (struct constraint_graph): Add zero_weight_succs,
1016 zero_weight_preds. Update docs.
1017 (constraint_expr_equal): Reformat.
1018 (constraint_edge_equal): Update for removal of src.
1019 (constraint_edge_less): Ditto.
1020 (constraint_edge_vec_find): Ditto.
1021 (erase_graph_self_edge): Update for removal of src and and zero
1023 (clear_edges_for_node): Ditto.
1024 (add_graph_edge): Ditto.
1025 (get_graph_weights): Ditto.
1026 (allocate_graph_weights): Ditto.
1027 (merge_graph_nodes): Ditto.
1028 (int_add_graph_edge): Ditto.
1029 (valid_graph_edge): Ditto.
1030 (valid_weighted_graph_edge): Ditto.
1031 (build_constraint_graph): Ditto.
1033 (collapse_nodes): Ditto.
1034 (process_unification_queue): Ditto.
1035 (topo_visit): Ditto.
1036 (solve_graph): Ditto.
1037 (do_structure_copy): Ditto.
1038 (perform_var_substitution): Ditto.
1039 Init and release obstack.
1040 (handle_ptr_arith): Try to resolve directly.
1041 (find_func_aliases): Don't call update_alias_info here
1042 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1043 (do_sd_constraint): Add code for propagating faster.
1045 (do_ds_constraint): Ditto.
1046 (count_num_arguments): New function.
1047 (create_function_info_for): Ditto.
1048 (create_variable_info_for): Handle FUNCTION_DECL.
1049 (intra_create_variable_infos): Use make_constraint_to_anything.
1050 (init_alias_vars): Init obstacks here.
1051 (need_to_solve): Handle zero weight graph changes.
1052 (compute_points_to_sets): Call update_alias_info here.
1053 (delete_points_to_sets): Free zero weight preds/succs here.
1054 (gate_ipa_pta): New.
1055 (ipa_pta_execute): New
1057 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1059 * tree-ssa-structalias.c (var_anyoffset): Removed.
1060 (anyoffset_tree): Ditto.
1061 (anyoffset_id): Ditto.
1062 (do_deref): Take vector of constraints, no return value.
1063 Update to work on vector.
1064 (get_constraint_for): Ditto.
1065 (get_constraint_for_component_ref): Ditto.
1066 (do_structure_copy): Ditto.
1067 (handle_ptr_arith): Ditto.
1068 (find_func_aliases): Ditto.
1069 (set_uids_in_ptset): Remove anyoffset handling.
1070 (init_base_vars): Ditto.
1072 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1075 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1076 DECL_EXTERNAL functions have no bodies. Tidy.
1078 2005-12-10 Andreas Schwab <schwab@suse.de>
1080 * except.c (switch_to_exception_section): Only define if
1081 TARGET_UNWIND_INFO is not defined.
1083 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1085 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1086 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1088 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1090 * output.h (init_section, fini_section): Delete.
1091 * varasm.c (init_section, fini_section): Delete.
1092 (init_varasm_once): Don't initialize them.
1093 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1094 there are no corresponding varasm.c variables.
1096 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1098 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1099 of EH_FRAME_SECTION_NAME into...
1100 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1101 if it is still null.
1102 * except.c (default_exception_section): Delete, moving most
1104 (switch_to_exception_section): ...this new function. Set
1105 exception_section if it is still null, then switch to it.
1106 (output_function_exception_table): Use switch_to_exception_section.
1107 * varasm.c (exception_section, eh_frame_section): Update comments.
1108 (get_section): Hoist use of SECTION_NAMED.
1109 (init_varasm_once): Don't set exception_section and eh_frame_section.
1110 * output.h (default_exception_section): Delete.
1111 (default_eh_frame_section): Delete.
1113 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1115 * config/bfin/bfin.c: Include "cgraph.h".
1116 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1117 Return the reg that holds the pointer to the GOT.
1118 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1119 doing stack checking.
1121 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1123 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1124 recompute_tree_invarant_for_addr_expr.
1125 Update uses everywhere.
1127 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1129 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1130 (MULTILIB_DIRNAMES): Define.
1132 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1135 * config/s390/s390.c (struct s390_address): New field literal_pool.
1136 (s390_decompose_address): Compute literal_pool field. Do not
1137 assume register %r13 is always (and solely) used as pool base.
1138 (s390_extra_constraint_str): Use literal_pool field.
1140 2005-12-09 Thiemo Seufer <ths@networkno.de>
1142 * config/mips/mips.c (override_options): Don't allow too small
1143 integers in FP registers.
1145 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1147 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1148 targetm.binds_local_p to check for local function calls.
1150 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1153 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1154 call_used_regs can't be used to save reg in another reg.
1156 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1157 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1159 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1161 * except.c (output_ttype): Likewise.
1162 * tree-object-size.c (collect_object_sizes_for): Likewise.
1163 (check_for_plus_in_loops_1): Likewise.
1164 (check_for_plus_in_loops): Likewise.
1165 (compute_object_sizes): Use gcc_unreachable instead of abort.
1167 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1169 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1170 (loop_end, loop_init, doloop_end): New insns.
1171 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1172 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1173 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1174 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1175 * config/ms1/ms1.c: #include basic-block.h
1176 (struct machine_function): Add has_loops field.
1177 (ms1_add_loop): New.
1178 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1179 (struct loop_info, struct loop_work): New.
1180 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1181 (ms1_reorg_loops): New loop optimization.
1182 (ms1_machine_reorg): Call it.
1183 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1185 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1187 PR tree-optimization/25248
1188 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1189 evolution_of_loop from the failed attempt. Remove handling
1192 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1194 * tree.h (DECL_EXTERNAL): Clarify documentation.
1196 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1197 Jakub Jelinek <jakub@redhat.com>
1200 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1201 argument. Don't drop outer ANDs.
1202 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1203 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1205 * config/s390/predicates.md (setmem_operand): Remove.
1206 (shift_count_operand): Rename to...
1207 (shift_count_or_setmem_operand): ... this. Adjust
1208 s390_decompose_shift_count caller.
1209 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1210 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1211 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1212 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1213 rotl<mode>3_and, setmem_long_and): New insns.
1214 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1215 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1216 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1217 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1218 of shift_count_operand.
1219 (setmem_long): Use shift_count_or_setmem_operand instead of
1222 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1223 Andreas Tobler <a.tobler@schweiz.ch>
1225 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1228 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1230 * expr.c (force_operand): Use convert_to_mode for conversions.
1232 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1234 * reload.h (reg_equiv_invariant): Declare.
1235 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1236 register also when reg_equiv_invariant[R] is set.
1238 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1239 Andreas Tobler <a.tobler@schweiz.ch>
1241 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1243 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1245 * tree-ssa-pre.c (bitmap_set_and): New function.
1246 (bitmap_set_and_compl): New function.
1247 (bitmap_set_empty_p): New function.
1248 (insert_extra_phis): New function.
1249 (compute_avail): Use insert_extra_phis.
1251 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1253 * config/s390/s390.c (s390_expand_atomic): New function.
1254 Adjust comment of helper functions.
1255 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1256 * config/s390/s390.md ("ATOMIC"): New code macro.
1257 ("atomic"): Corresponding new code attribute.
1258 ("sync_lock_test_and_set[hq]i",
1259 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1261 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1263 * config/s390/s390.c (s390_expand_mask_and_shift,
1264 struct alignment_context, init_alignment_context,
1265 s390_expand_cs_hqi): New.
1266 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1267 * config/s390/s390.md ("sync_compare_and_swaphi",
1268 "sync_compare_and_swapqi"): New pattern.
1270 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1272 Fix PR tree-optimization/25291
1273 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1274 redundant and crashing check.
1276 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1279 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1280 tests further when !strict && reload_in_progress.
1281 (print_operand): Check that both operands of indexed address are regs.
1282 (print_operand_address): Likewise.
1283 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1284 (INT_REG_OK_FOR_BASE_P): Correct.
1286 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1288 Preparation for PR rtl-optimization/20070 / part1
1289 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1290 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1291 outgoing_edges_match.
1292 (outgoing_edges_match): Use condjump_equiv_p.
1293 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1295 * struct-equiv.c: New file.
1296 (death_notes_match_p) New function, broken out of insns_match_p.
1297 * Makefile.in (OBJS-common): Add struct-equiv.o.
1298 (struct-equiv.o): New target.
1300 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1302 * coretypes.h: Revert previous change.
1303 * config/darwin.h: Revert previous reversion.
1304 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1306 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1308 * coretypes.h (section): Provide dummy definition for target files.
1309 * config/darwin.h: Revert previous change.
1311 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1313 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1314 * configure.ac: Remove all.build and install-normal from target_list
1315 * configure: Regenerate.
1316 * Makefile.in (install): Don't depend on install-normal.
1318 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1320 * Makefile.in: Document the use of stamps.
1322 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1324 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1325 * Makefile.in: Add code to compute some dependencies on s-gtype
1326 automatically. Remove the declaration of those dependencies.
1328 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1330 * gcc/reload.c (push_secondary_reload): Fix typo:
1331 s/insn_constraint/scratch_constraint/.
1333 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1335 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1337 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1339 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1340 (alpha_elf_select_rtx_section): Return the selected section rather
1341 than emitting assembly code.
1342 (alpha_write_linkage): Emit a ".link" directive directly and then
1343 set in_section to NULL.
1344 (vms_asm_out_constructor): Use switch_to_section.
1345 (vms_asm_out_destructor): Likewise.
1346 (unicosmk_output_common): Set in_section to NULL instead of calling
1347 the dummy common_section function.
1348 (unicosmk_text_section): Delete in favor of...
1349 (unicosmk_output_text_section_asm_op): ...this new function.
1350 (unicosmk_data_section): Delete in favor of...
1351 (unicosmk_output_data_section_asm_op): ...this new function.
1352 (unicosmk_init_sections): New function.
1353 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1354 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1355 the dummy ssib_section function.
1356 (unicosmk_section_buf): Delete.
1357 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1358 (unicosmk_data_section): Delete.
1359 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1360 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1361 (SECTION_FUNCTION_TEMPLATE): Delete.
1362 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1363 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1364 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1365 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1366 (TARGET_ASM_INIT_SECTIONS): Define.
1367 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1368 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1369 (link_section, literals_section): Delete.
1370 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1371 set in_section to NULL.
1373 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1374 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1375 (COMMON_SECTION): Delete.
1376 (TARGET_ASM_INIT_SECTIONS): Define.
1377 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1378 the dummy common_section function.
1379 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1380 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1381 between readonly_data_section and text_section to check whether
1382 read-only data is being put in the text section.
1383 (arm_output_function_epilogue): Use switch_to_section.
1384 (arm_elf_asm_constructor): Likewise.
1385 (thumb_call_via_reg): Replace call to in_text_section with
1386 a comparison between in_section and text_section.
1387 (arm_file_end): Use switch_to_section.
1388 (aof_text_section): Delete in favor of...
1389 (aof_output_text_section_asm_op): ...this new function.
1390 (aof_data_section): Delete in favor of...
1391 (aof_output_data_section_asm_op): ...this new function.
1392 (aof_asm_init_sections): New function.
1393 (zero_init_section): Moved from config/arm/aof.h.
1394 (aof_dump_imports, aof_file_start): Use switch_to_section.
1395 * config/arm/arm.h (thumb_call_via_label): Update comment.
1396 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1397 (common_section): Delete.
1398 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1399 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1400 global switch_to_section function instead of the old port-local one.
1401 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1402 (SWITCH_TO_SECTION_FUNCTION): Delete.
1403 (drectve_section): Redefine as a macro.
1404 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1405 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1408 * config/avr/avr.c (progmem_section): New variable.
1409 (avr_output_progmem_section_asm_op): New function.
1410 (avr_asm_init_sections): New function.
1411 (avr_output_addr_vec_elt): Use switch_to_section.
1412 * config/avr/avr.h (progmem_section): Declare.
1413 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1414 (READONLY_DATA_SECTION): Delete.
1415 (TARGET_ASM_INIT_SECTIONS): Define.
1416 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1417 * config/avr/avr-protos.h (progmem_section): Delete.
1419 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1421 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1422 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1424 * config/darwin-sections.def: New file.
1425 * config/darwin.c: Define all sections in darwin-sections.def.
1426 (output_objc_section_asm_op, darwin_init_sections): New functions.
1427 (machopic_output_indirection): Use switch_to_section.
1428 (machopic_select_section): Return the selected section rather than
1429 emitting assembly code. Replace the static function table with
1430 inline conditional expressions. Update the tests of last_text_section
1431 and move them into the FUNCTION_DECL block.
1432 (machopic_select_rtx_section): Return the selected section rather than
1433 emitting assembly code.
1434 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1435 (darwin_file_end): Use switch_to_section.
1436 * config/darwin.h: Use darwin-sections.def to declare sections.
1437 (INIT_SECTION_ASM_OP): Remove empty definition.
1438 (HAS_INIT_SECTION): Define this instead.
1439 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1440 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1441 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1442 (TARGET_ASM_INIT_SECTIONS): Define.
1443 * config/darwin-protos.h (darwin_init_sections): Declare.
1444 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1445 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1446 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1447 (constructor_section, destructor_section, mod_init_section): Delete.
1448 (mod_term_section): Delete.
1449 (darwin_exception_section, darwin_eh_frame_section): Delete.
1450 (machopic_select_section): Return a section.
1451 (machopic_select_rtx_section): Likewise.
1452 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1453 (const_section, const_coal_section, const_data_section): Delete.
1454 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1455 (literal4_section, literal8_section, constructor_section): Delete.
1456 (mod_init_section, mod_term_section, destructor_section): Delete.
1457 (objc_class_section, objc_meta_class_section, objc_category_section)
1458 (objc_class_vars_section, objc_instance_vars_section): Delete.
1459 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1460 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1461 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1462 (objc_symbols_section, objc_module_info_section): Delete.
1463 (objc_image_info_section, objc_protocol_section): Delete.
1464 (objc_string_object_section, objc_constant_string_object_section)
1465 (objc_class_names_section, objc_meth_var_names_section): Delete.
1466 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1467 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1468 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1469 (darwin_exception_section, darwin_eh_frame_section): Delete.
1470 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1472 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1473 (frv_asm_out_destructor): Likewise.
1474 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1475 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1476 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1478 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1479 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1480 (data_section): Delete.
1482 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1483 (DRECTVE_SECTION_FUNCTION): Delete.
1484 (drectve_section): Redefine as a macro that sets in_section after
1485 emitting the directive.
1486 (SWITCH_TO_SECTION_FUNCTION): Delete.
1487 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1488 in_text_section with comparison between in_section and text_section.
1489 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1490 rather than emitting assembly code. Use get_named_section.
1491 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1493 (machopic_output_stub): Use switch_to_section.
1494 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1495 (nwld_named_section_asm_out_destructor): Use get_section and
1498 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1499 rather than emitting assembly code.
1500 (ia64_rwreloc_select_section): Likewise.
1501 (ia64_rwreloc_select_rtx_section): Likewise.
1502 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1503 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1505 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1506 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1508 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1509 section rather than emitting assembly code.
1510 (iq2000_select_section): Likewise.
1511 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1512 (sbss_section): Delete.
1514 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1515 and get_named_section.
1516 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1518 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1519 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1520 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1521 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1523 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1524 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1525 global switch_to_section function instead of the old port-local one.
1526 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1527 (SWITCH_SECTION_FUNCTION): Delete.
1528 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1529 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1530 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1531 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1533 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1534 global switch_to_section function instead of the old port-local one.
1535 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1537 * config/mips/mips.c (mips_file_start): Update comment.
1538 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1539 (mips_output_aligned_decl_common): Use switch_to_section.
1540 (mips_select_rtx_section): Return the section rather than emitting
1541 assembly code. Use get_named_section.
1542 (mips_function_rodata_section: Likewise get_section.
1543 (build_mips16_function_stub): Use switch_to_section.
1544 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1545 (SDATA_SECTION_ASM_OP): Delete.
1546 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1547 (EXTRA_SECTION_FUNCTIONS): Delete.
1549 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1550 (mmix_asm_output_aligned_local): Use switch_to_section.
1552 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1553 (som_one_only_readonly_data_section): New variables.
1554 (pa_output_function_epilogue): Set in_section to NULL instead of
1555 calling forget_section.
1556 (output_deferred_plabels): Use select_section.
1557 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1558 of calling forget_section.
1559 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1560 (pa_asm_output_aligned_local): Use select_section.
1561 (som_text_section_asm_op): Delete in favor of...
1562 (som_output_text_section_asm_op): ...this new function.
1563 (pa_som_asm_init_sections): New function.
1564 (pa_select_section): Return the section rather than emitting
1566 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1567 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1568 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1569 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1570 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1571 (som_readonly_data_section, som_one_only_readonly_data_section)
1572 (som_one_only_data_section, forget_section): Delete.
1573 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1574 (TARGET_ASM_INIT_SECTIONS): Define.
1575 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1577 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1578 (private_data_section, read_only_private_data_section): New variables.
1579 (sdata2_section, toc_section): New variables.
1580 (rs6000_file_start): Use switch_to_section.
1581 (rs6000_assemble_integer): Use comparisons against in_section
1582 instead of calling in_toc_section and in_text_section. Use
1583 unlikely_text_section_p.
1584 (rs6000_elf_output_toc_section_asm_op): New function, derived
1585 from the old rs6000/sysv4.h toc_section function.
1586 (rs6000_elf_asm_init_sections): New function.
1587 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1588 the section rather than emitting assembly code.
1589 (machopic_output_stub): Use switch_to_section.
1590 (toc_section): Delete dummy function.
1591 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1592 switch_to_section and get_section.
1593 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1594 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1595 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1596 the old rs6000/xcoff.h toc_section function.
1597 (rs6000_xcoff_asm_init_sections): New function.
1598 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1599 the section rather than emitting assembly code.
1600 (rs6000_xcoff_file_start): Use switch_to_section.
1601 (rs6000_xcoff_file_end): Likewise.
1602 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1603 (sdata2_section, sbss_section, private_data_section): Delete.
1604 (read_only_data_section, read_only_private_data_section): Delete.
1605 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1606 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1607 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1608 (FINI_SECTION_FUNCTION): Delete.
1609 (TARGET_ASM_INIT_SECTIONS): Define.
1610 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1611 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1612 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1613 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1614 (READONLY_DATA_SECTION): Delete.
1615 (TARGET_ASM_INIT_SECTIONS): Define.
1616 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1617 to NULL rather than no_section.
1618 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1620 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1622 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1623 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1624 from call to current_function_section.
1626 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1627 (bss100_section): New variable.
1628 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1629 (xstormy16_asm_init_sections): New function.
1630 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1631 switch_to_section and get_section.
1632 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1633 from calls to current_function_section.
1634 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1635 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1636 (TARGET_ASM_INIT_SECTIONS): Define.
1637 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1639 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1640 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1641 (FINI_SECTION_FUNCTION): Delete.
1643 * config/v850/v850.c: Include gt-v850.h.
1644 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1645 (zbss_section): New variables.
1646 (v850_output_aligned_bss): Use switch_to_section.
1647 (v850_asm_init_sections): New function.
1648 (v850_select_section): Return the section rather than emitting
1650 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1651 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1652 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1653 (TARGET_ASM_INIT_SECTIONS): Define.
1654 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1655 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1656 (zbss_section): Delete.
1658 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1660 * config/vx-common.h (vxworks_exception_section): Delete.
1661 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1663 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1664 section rather than emitting assembly code.
1665 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1668 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1669 * coretypes.h (section): New union and typedef.
1670 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1671 from call to current_function_section.
1672 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1673 (dbxout_symbol_location): Use switch_to_section.
1674 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1675 most of the code into...
1676 (default_eh_frame_section): ...here. Return a section.
1677 (collect2_eh_frame_section): Delete, moving most of the code into..
1678 (switch_to_eh_frame_section): ...this new function.
1679 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1680 (debug_macinfo_section, debug_line_section, debug_loc_section)
1681 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1683 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1684 eh_frame_section. Use switch_to_section and get_section.
1685 (dwarf2out_begin_prologue): Use switch_to_section.
1686 (AT_string_form): Check the flags in debug_str_section instead of
1687 DEBUG_STR_SECTION_FLAGS.
1688 (output_comp_unit): Use switch_to_section, get_section, and
1690 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1691 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1692 from call to current_function_section.
1693 (dwarf2out_var_location): Use unlikely_text_section_p.
1694 (dwarf2out_source_line): Use switch_to_section. Remove argument
1695 from call to current_function_section.
1696 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1697 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1698 debug_macinfo_section.
1699 (dwarf2out_init): Initialize the new section variables. Use them
1700 instead of calls to named_section_flags. Use switch_to_section.
1701 (output_indirect_string): Use switch_to_section and debug_str_section.
1702 (dwarf2out_finish): Use switch_to_section and the new section
1704 * except.c (default_exception_section): Return the section instead
1705 of emitting assembly code.
1706 (output_function_exception_table): Use the global exception_section
1707 variable instead of the target hook. Use switch_to_section. Remove
1708 argument from call to current_function_section.
1709 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1710 (shorten_branches): Use pointer comparisons to detect whether the
1711 text section is the same as readonly_data_section.
1712 (profile_function): Use switch_to_section. Remove argument from
1713 call to current_function_section.
1714 (final_scan_insn): Likewise. Update use of last_text_section.
1715 * gengtype.c (open_base_files): Add an include of output.h.
1716 * output.h (text_section, data_section, readonly_data_section)
1717 (ctors_section, dtors_section, bss_section, init_section)
1718 (fini_section, sdata_section): Turn into section pointers.
1719 (in_text_section, in_unlikely_text_section, exports_section)
1720 (drectve_section, named_section, mergeable_string_section)
1721 (last_text_section_name): Delete.
1722 (default_exception_section, default_eh_frame_section): Return sections.
1723 (SECTION_DECLARED, SECTION_NAMED): New macros.
1724 (SECTION_MACH_DEP): Bump value.
1725 (section_common, named_section, unnamed_section): New structures.
1726 (unnamed_section_callback): New typedef.
1727 (section): New union.
1728 (sbss_section, exception_section, eh_frame_section): New variables.
1729 (in_section, last_text_section): Turn into section pointers.
1730 (get_unnamed_section, get_section, get_named_section): New functions.
1731 (mergeable_constant_section, function_section): Return a section.
1732 (unlikely_text_section): Likewise.
1733 (current_function_section): Likewise. Remove the decl argument.
1734 (unlikely_text_section_p, switch_to_section): New functions.
1735 (output_section_asm_op): New function.
1736 (set_named_section_flags, named_section_flags, named_section_real)
1737 (named_section_first_declaration): Delete.
1738 (default_select_section, default_elf_select_section): Return a section.
1739 (default_elf_select_section_1, default_function_rodata_section)
1740 (default_no_function_rodata_section, default_select_rtx_section)
1741 (default_elf_select_rtx_section): Likewise.
1742 * rtl.h (in_data_section): Delete.
1743 * sdbout.c (sdbout_one_type): Use switch_to_section.
1744 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1745 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1746 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1747 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1748 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1749 (TARGET_ASM_OUT): Update after above changes.
1750 * target.h (init_sections): New hook.
1751 (exception_section, eh_frame_section): Delete.
1752 (select_section, select_rtx_section, function_rodata_section): Return
1753 a section rather than emitting assembly code.
1754 * varasm.c (text_section, data_section, readonly_data_section)
1755 (ctors_section, dtors_section, bss_section, init_section)
1756 (fini_section): Turn into section pointers.
1757 (sdata_section, sbss_section, exception_section): New variables.
1758 (eh_frame_section): New variable.
1759 (in_section): Make global and turn into a section pointer.
1760 (last_text_section): Turn into a section pointer.
1761 (unnamed_sections): New variable.
1762 (in_named_name, last_text_section_name): Delete.
1763 (EXTRA_SECTION_FUNCTIONS): Delete.
1764 (in_named_entry): Delete.
1765 (section_htab): New variable, replacing...
1766 (in_named_htab): ...this deleted variable.
1767 (section_entry_eq, section_entry_hash): New functions, based on...
1768 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1769 (get_unnamed_section, get_section): New functions.
1770 (unlikely_text_section): Return a section instead of emitting
1772 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1773 (get_named_section_flags, named_section_first_declaration): Delete.
1774 (unlikely_text_section_p): New function.
1775 (named_section_real, named_section): Delete.
1776 (get_named_section): New function.
1777 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1778 (function_section): Return a section rather than emitting
1780 (current_function_section): Likewise. Remove argument. Use
1781 last_text_section if nonnull, otherwise use function_section.
1782 (default_function_rodata_section): Return a section rather than
1783 emitting assembly code. Use get_section.
1784 (default_no_function_rodata_section): Return a section rather than
1785 emitting assembly code.
1786 (variable_section): Use switch_to_section and get_named_section.
1787 (mergeable_string_section): Return a section rather than emitting
1788 assembly code. Use get_section. Make static. Don't take special
1789 countermeasures for empty strings.
1790 (mergeable_constant_section): Return a section rather than emitting
1791 assembly code. Use get_section.
1792 (default_named_section_asm_out_destructor): Use switch_to_section
1794 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1795 (default_named_section_asm_out_constructor): Use switch_to_section
1797 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1798 (assemble_start_function): Likewise. Set last_text_section to
1799 NULL rather than no_section. Change the type of save_section.
1800 (assemble_zeros, assemble_variable): Use the section flags to detect
1801 whether or not a section is text.
1802 (assemble_static_space): Use switch_to_section.
1803 (assemble_trampoline_template): Likewise.
1804 (output_constant_def_contents): Use switch_to_section and
1806 (output_constant_pool_1): Use switch_to_section. Use the section
1807 flags to see whether sections contain mergeable data.
1808 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1809 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1810 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1811 whether a section has already been declared.
1812 (default_select_section, default_elf_select_section): Return a
1813 section rather than emitting assembly code.
1814 (default_elf_select_section_1): Likewise. Use bss_section for
1815 SECCAT_BSS if nonnull. Use get_named_section.
1816 (default_select_rtx_section): Return a section rather than
1817 emitting assembly code.
1818 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1819 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1820 (output_section_asm_op, switch_to_section): New functions.
1821 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1824 * doc/tm.texi: Expand the introduction to the sections documentation.
1825 (TRAMPOLINE_SECTION): Document new interface.
1826 (SDATA_SECTION_ASM_OP): Document new macro.
1827 (READONLY_DATA_SECTION): Delete.
1828 (SDATA_SECTION_ASM_OP): Document new macro.
1829 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1830 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1831 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1832 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1833 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1835 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1837 * gcc.c (init_gcc_specs): Match braces inside conditionally
1840 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1842 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1844 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1847 * tree.c (integer_all_onesp): Always return true if all bits on.
1849 * testsuite/g++.dg/init/array0.C: New.
1851 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1853 * doc/md.texi: Adapt to implementation.
1855 2005-12-06 Andreas Schwab <schwab@suse.de>
1857 * opts.c (decode_options): Fix typo in message.
1859 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1862 * longlong.h: Merge PPC tests from upstream.
1864 2005-12-06 Richard Guenther <rguenther@suse.de>
1866 * fold-const.c (fold_convert): Do not build and fold
1867 CONVERT_EXPR, but always use NOP_EXPR.
1869 2005-12-06 Jan Beulich <jbeulich@novell.com>
1871 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1872 __builtin_ia32_paddq and __builtin_ia32_subq.
1873 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1874 __builtin_ia32_pshufw.
1875 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1877 2005-12-05 James E Wilson <wilson@specifix.com>
1880 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1883 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1885 * print-tree.c (print_node): Ditto.
1886 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1887 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1888 before accessing DECL_ARTIFICIAL.
1889 Handle new tag tree codes.
1890 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1892 (unmodifiable_var_p): Ditto.
1893 * tree-flow.h (mem_tag_kind): Remove.
1894 (struct var_ann_d): Remove mem_tag_kind member.
1895 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1896 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1897 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1898 (group_aliases): Ditto.
1899 (setup_pointers_and_addressables): Ditto.
1900 (is_escape_site): Ditto.
1901 (may_alias_p): Ditto.
1902 (create_tag_raw): New function.
1903 (create_memory_tag): Use it.
1904 (dump_alias_info): Update for tags.
1905 (may_be_aliased): Ditto.
1906 (add_type_alias): Ditto.
1907 (new_type_alias): Ditto.
1908 (create_sft): Ditto.
1909 (create_structure_vars): Ditto.
1910 * tree-ssa-ccp.c (get_default_value): Ditto.
1911 * tree-ssa-operands.c (get_expr_operands): Ditto.
1912 (add_stmt_operand): Ditto.
1913 (add_call_clobber_ops): Remove duplicated condition.
1914 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1916 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1917 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1918 * tree.c (init_ttree): Update structures for new tree codes.
1919 (tree_code_size): Update sizes for new tree codes.
1920 (make_node_stat): Don't try to set common things on minimal
1922 (tree_node_structure): Update for tags.
1923 (is_global_var): Ditto.
1924 * tree.def: Add new tree codes.
1925 * tree.h (MTAG_P): New macro.
1926 (TREE_MEMORY_TAG_CHECK): Ditto.
1927 (SSA_VAR_P): Update for tags.
1928 (struct tree_memory_tag): New structure.
1929 (MTAG_GLOBAL): New macro.
1930 (union tree_node): Add memory tag member.
1931 * treestruct.def (TS_MEMORY_TAG): New.
1933 2005-12-05 Dale Johannesen <dalej@apple.com>
1935 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1936 what was approved (PR 24323).
1938 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1940 * doc/c-tree.texi (Function Bodies): Remove description of
1943 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1945 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1946 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1947 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1948 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1949 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1950 __divxc3): Document.
1952 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1954 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1956 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1957 hook_bool_void_false.
1958 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1959 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1961 * config/darwin.c (machopic_select_section): It's not defined
1962 as weak if it's only marked as weak_import.
1964 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1967 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1968 A hidden weak object does bind locally. Strong linkonce data
1969 counts like any other strong symbol for binding.
1970 (weak_finish_1): Don't specially handle weakrefs, they no longer
1972 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1973 * c-common.c (handle_alias_attribute): Allow static aliases
1975 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1976 * gthr-dce.h: Make weakrefs static.
1977 * gthr-tpf.h: Likewise.
1978 * gthr-solaris.h: Likewise.
1979 * gthr-posix.h: Likewise.
1980 * gthr-posix95.h: Likewise.
1981 * config/darwin.c (darwin_encode_section_info): static weakref
1982 variables are not necessarily defined in this translation unit.
1983 * doc/extend.texi (Function Attributes): Mention that an alias
1984 attribute creates a definition for the thing it's attached to.
1985 Change the documentation for weakref to say that the thing
1986 it's attached to must be static.
1988 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1989 we don't go into an infinite loop.
1991 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1993 * config/rs6000/predicates.md (logical_const_operand): Split
1994 out of logical_operand.
1995 (logical_operand): Use it.
1996 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1997 logical_const_operand.
1999 2005-12-05 Jan Beulich <jbeulich@novell.com>
2001 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2002 and IX86_BUILTIN_CMPNESS.
2003 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2004 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2005 * config/i386/i386.md (movti_internal): Correct type attribute.
2006 Simplify mode attribute.
2007 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2008 Correct type attribute.
2009 (absxf2): Correct operator.
2010 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2011 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2012 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2014 (sse2_vmsqrtv2df2): Correct mode attribute.
2016 2005-12-05 Jan Beulich <jbeulich@novell.com>
2018 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2019 16 bits. Provide insn pattern for this case.
2021 2005-12-05 Jan Beulich <jbeulich@novell.com>
2023 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2025 (__popcountDI2): Likewise.
2027 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2031 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2032 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2035 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2037 * c-typeck.c (null_pointer_constant_p): New function.
2038 (build_conditional_expr, build_c_cast, convert_for_assignment,
2039 build_binary_op): Use it.
2041 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2043 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2044 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2046 (check_function_arguments_recurse): Allow both NOP_EXPR and
2047 CONVERT_EXPR but check conversions preserve precision.
2048 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2049 but check conversions preserve precision.
2050 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2053 2005-12-04 Roger Sayle <roger@eyesopen.com>
2056 * common.opt (Wstring-literal-comparison): New command line option.
2057 * c-opts.c (c_common_handle_option): Set it with -Wall.
2058 * c-typeck.c (parser_build_binary_op): Issue warning if either
2059 operand of a comparison operator is a string literal, except for
2060 testing equality or inequality against NULL.
2062 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2064 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2066 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2067 of building a NOP_EXPR.
2068 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2070 * c-convert.c (convert): Use fold_convert instead of building
2071 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2072 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2074 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2075 NOP_EXPR the same as CONVERT_EXPR.
2076 * c-typeck.c (build_function_call): Use fold_convert instead of
2077 building a NOP_EXPR directly.
2078 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2080 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2082 PR rtl-optimization/25197
2083 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2086 2005-12-02 Stuart Hastings <stuart@apple.com>
2088 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2091 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2093 * c-typeck.c (default_function_array_conversion,
2094 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2095 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2096 orig_op2. Don't check them for NOP_EXPR.
2097 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2098 around integer zero.
2100 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2102 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2103 toc_save_offset, toc_size, lr_size.
2104 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2105 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2106 Adjust for removal of unused rs6000_stack_t fields.
2107 (debug_stack_info): Adjust.
2108 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2109 first, and don't bother checking for set/inc of lr on sibcalls.
2110 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2112 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2115 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2116 5 if operand 1 is not aligned. Undo previous constraint change.
2117 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2119 2005-12-02 Richard Guenther <rguenther@suse.de>
2121 * tree.h (build): Remove prototype.
2122 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2123 * tree.c (build): Remove.
2124 (build0_stat): Update comment.
2126 2005-12-02 Richard Guenther <rguenther@suse.de>
2128 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2129 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2131 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2132 maybe_fold_offset_to_component_ref): Likewise.
2133 * tree-ssa-dom.c (thread_across_edge,
2134 simplify_rhs_and_lookup_avail_expr,
2135 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2137 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2138 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2139 lower_try_finally_switch): Likewise.
2140 * tree-if-conv.c (add_to_dst_predicate_list,
2141 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2142 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2143 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2144 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2145 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2146 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2147 gimplify_init_ctor_eval, gimplify_init_constructor,
2148 gimplify_variable_sized_compare, gimplify_boolean_expr,
2149 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2150 gimplify_expr, gimplify_body, gimplify_function_tree,
2151 force_gimple_operand): Likewise.
2152 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2153 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2154 mx_register_decls): Likewise.
2155 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2156 get_frame_field, finalize_nesting_tree_1): Likewise.
2157 * tree-inline.c (setup_one_parameter): Likewise.
2158 * tree-vect-transform.c (vectorizable_condition): Likewise.
2159 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2161 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2162 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2163 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2164 * tree-chrec.h (build_polynomial_chrec): Likewise.
2166 2005-12-02 Richard Guenther <rguenther@suse.de>
2168 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2169 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2170 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2171 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2172 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2173 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2174 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2176 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2177 sh_adjust_unroll_max): Likewise.
2178 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2179 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2180 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2182 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2184 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2187 2005-12-02 Richard Guenther <rguenther@suse.de>
2189 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2190 simplify_cond_using_ranges): Use buildN instead of build.
2191 * tree-tailcall.c (adjust_accumulator_values,
2192 adjust_return_value): Likewise.
2193 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2194 generate_element_copy, generate_element_zero,
2195 generate_one_element_init): Likewise.
2196 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2197 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2198 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2199 perfect_nestify): Likewise.
2201 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2203 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2205 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2207 * ggc.h (GGC_RESIZEVEC): New.
2209 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2211 * gcc.c (execute): Improve readability.
2213 2005-12-02 Richard Guenther <rguenther@suse.de>
2215 * tree-cfg.c (mark_used_vars): New function.
2216 (dump_function_to_file): Dump only used VAR_DECLs.
2218 2005-12-02 Richard Guenther <rguenther@suse.de>
2220 * convert.c (convert_to_integer): Fix compare for nonpositive
2221 constant to use tree_int_cst_sgn <= 0.
2223 2005-12-02 Richard Guenther <rguenther@suse.de>
2225 * convert.c (convert_to_integer): Use fold_convert instead
2226 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2227 instead of comparing against 0. Use build_int_cst instead
2228 of converting integer_zero_node.
2230 2005-12-02 Richard Guenther <rguenther@suse.de>
2232 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2235 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2238 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2241 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2244 * function.c (expand_function_end): Emit blockage for unwinder
2247 2005-12-01 Roger Sayle <roger@eyesopen.com>
2249 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2250 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2251 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2252 integer constant comparisons.
2254 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2255 Janis Johnson <janis187@us.ibm.com>
2256 David Edelsohn <dje@watson.ibm.com>
2257 Ben Elliston <bje@au.ibm.com>
2259 * dfp.h, dfp.c: New files.
2260 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2261 (DECNUM_H): Likewise.
2262 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2263 (INCLUDES): Append $(DECNUMINC).
2264 (OBJS-common): Add dfp.o.
2266 * real.h (EXP_BITS): Pinch one bit to ..
2267 (struct real_value): Add decimal field.
2268 (real_format): Change table size, update documentation.
2269 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2270 (real_from_string3): Declare.
2271 (decimal_single_format): Declare.
2272 (decimal_double_format): Declare.
2273 (decimal_quad_format): Declare.
2274 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2275 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2276 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2277 * real.c: Include dfp.h.
2278 (normalize): Early return for decimal floats.
2279 (do_add): Zero decimal field.
2280 (do_compare): Call do_decimal_compare for decimal floats.
2281 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2282 (real_arithmetic): Call decimal_real_arithmetic for decimal
2283 floating point operands.
2284 (real_identical): If a and b are of differing radix, return false.
2285 (real_to_integer): Call decimal_real_to_integer if the value is a
2287 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2288 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2289 (real_to_hexadecimal): Place "N/A" in the return string for
2291 (real_from_string3): New variant, given a mode.
2292 (real_maxval): Use decimal_real_maxval for decimal floats.
2293 (round_for_format): Use decimal_round_for_format for decimals.
2294 (real_convert): Use decimal_real_convert where appropriate.
2295 (significand_size): Handle base 10.
2296 (encode_decimal_single, decode_decimal_single,
2297 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2298 decode_decimal_quad): New functions.
2299 (decimal_single_format): New.
2300 (decimal_double_format): New.
2301 (decimal_quad_format): New.
2302 * machmode.def: Add SD, DD and TD decimal floating point modes.
2303 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2304 Include MODE_DECIMAL_FLOAT.
2305 (DECIMAL_FLOAT_MODE_P): New.
2306 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2307 * genmodes.c (struct mode_data): Add counter field.
2308 (struct mode_data): Update comment for format.
2309 (blank_mode): Initialise counter field.
2310 (new_mode): Increment counter field for each mode defined.
2311 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2313 (make_complex_modes): Handle modes containing `D'.
2314 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2315 (make_decimal_float_mode): New.
2316 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2317 (cmp_modes): Compare counter field if other characteristics
2319 (emit_real_format_for_mode): Support formats for decimal floats.
2320 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2321 Document MODE_DECIMAL_FLOAT.
2323 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2325 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2328 2005-12-01 Richard Henderson <rth@redhat.com>
2330 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2332 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2336 * config/pa/pa.c (pa_init_builtins): If we detect
2337 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2340 2005-12-01 Richard Guenther <rguenther@suse.de>
2342 * fold-const.c (fold_binary): Use fold_build2, not
2345 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2347 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2349 * vec.h (VEC_block_remove): New.
2351 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2354 * c-common.c (lvalue_error): Fix wording.
2356 2005-12-01 Richard Guenther <rguenther@suse.de>
2358 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2359 thinko in last patch.
2361 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2363 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2364 than -flat_namespace.
2366 2005-12-01 Ben Elliston <bje@au.ibm.com>
2368 * mklibgcc.in: Parameterise the script to build soft float
2369 functions by iterating over each type, rather than cloning the
2372 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2375 * builtins.c (fold_builtin_fputs): Defer check for missing
2376 replacement functions.
2378 2005-11-30 Kean Johnston <jkj@sco.com>
2380 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2381 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2383 2005-11-30 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/22501
2386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2387 function split out from ...
2388 (forward_propagate_addr_expr): ... here. Use it to propagate
2389 ADDR_EXPRs to all uses.
2391 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2393 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2394 * builtins.c (expand_builtin_mathfn): Use them.
2395 (expand_builtin_mathfn_2): Likewise.
2396 (expand_builtin_mathfn_3): Likewise.
2397 (expand_builtin_int_roundingfn): Likewise.
2398 (expand_builtin): Likewise.
2399 (integer_valued_real_p): Likewise.
2400 (fold_builtin_int_roundingfn): Likewise.
2401 (fold_builtin_bitop): Likewise.
2402 (fold_builtin_logarithm): Likewise.
2403 (fold_builtin_1): Likewise.
2404 * convert.c (convert_to_integer): Likewise.
2405 * fold-const.c (negate_mathfn_p): Likewise.
2406 (tree_expr_nonnegative_p): Likewise.
2408 2005-11-30 Dale Johannesen <dalej@apple.com>
2409 Andrew Pinski <pinskia@physics.uc.edu>
2411 * combine.c (find_split_point): Sign extend bitmask
2412 when changing bitfield assignment to IOR of AND.
2414 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2416 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2417 clobber to scratch reg.
2418 (*decrement_and_branch_until_zero_no_clobber): Remove.
2419 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2420 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2421 * config/ms1/ms1.opt (mmul): Remove.
2422 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2423 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2425 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2426 Bernd Schmidt <bernd.schmidt@analog.com>
2428 * pa/predicates.md (symbolic_operand): Add comment.
2429 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2430 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2431 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2432 (pa_secondary_reload_class): Delete.
2433 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2434 and pa_secondary_reload_class. Reorder some checks. Update inline
2435 copy of symbolic operand.
2436 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2438 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2440 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2443 2005-11-30 Jeff Law <law@redhat.com>
2445 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2446 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2448 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2450 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2451 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2452 (ia64_expand_move): Adjust caller.
2454 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2455 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2458 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2460 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2461 Always produce an output if we can remove NEGs or canonicalize
2462 (minus (minus ...)) expressions. Provide a fast path for the
2464 (simplify_gen_binary): Do not call simplify_plus_minus.
2465 (simplify_binary_operation_1): Reassociate at the end of the
2468 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2470 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2471 moves and unpack to speed up.
2473 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2475 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2476 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2477 (gen_v9_scc): Update callers.
2478 * config/sparc/sparc.md: Likewise.
2479 * config/sparc/sparc-protos.h: Update extern declaration.
2481 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2483 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2485 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2488 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2490 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2491 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2492 (negate_expr): Here.
2494 2005-11-29 Ben Elliston <bje@au.ibm.com>
2496 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2497 Fix typo in comment.
2499 2005-11-29 Ben Elliston <bje@au.ibm.com>
2501 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2502 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2504 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2508 * builtins.c (init_target_chars): New.
2509 (expand_builtin_printf, expand_builtin_fprintf,
2510 expand_builtin_sprintf, fold_builtin_sprintf,
2511 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2512 fold_builtin_snprintf_chk, fold_builtin_printf,
2513 fold_builtin_fprintf): Check for matching format strings using
2516 2005-11-29 Paul Brook <paul@codesourcery.com>
2518 * config.gcc: Do not use fixproto on m68k-elf.
2520 2005-11-28 Roger Sayle <roger@eyesopen.com>
2522 * expmed.c (div_cost): Replace with...
2523 (sdiv_cost, udiv_cost): New.
2524 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2525 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2526 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2527 (expand_divmod): Replace use of div_cost with either sdiv_cost
2528 or udiv_cost depending upon the signedness of the operation.
2530 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2533 * config/darwin.c (machopic_indirection_name,
2534 machopic_output_indirection): Follow transparent alias chain.
2536 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2538 * varasm.c (ultimate_transparent_alias_target): Add comment.
2540 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2542 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2543 SET_SRC instead of XEXP where appropriate.
2545 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2547 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2550 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2552 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2553 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2556 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2558 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2559 secondary_input_reload_class, made static. Adapt to new
2561 (secondary_output_reload_class): Delete.
2562 (TARGET_SECONDARY_RELOAD): New macro.
2563 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2564 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2566 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2569 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2570 when its natural alignment is > BITS_PER_UNIT.
2571 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2572 * c-common.c (handle_packed_attribute): Ignore packing on a field
2573 whose type is naturally char aligned.
2575 2005-11-28 Richard Guenther <rguenther@suse.de>
2577 * c-common.c (strict_aliasing_warning): Handle all
2578 component-ref like accesses.
2580 2005-11-28 Roger Sayle <roger@eyesopen.com>
2581 Uros Bizjak <uros@kss-loka.si>
2584 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2585 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2586 when flag_unsafe_math_optimizations is set and
2587 we don't care about NaNs or Infinities.
2589 Move x/expN(y) and x/pow(y,z) transformation into common
2590 flag_unsafe_math_optimizations section.
2592 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2594 * gcc.c (main): Change type of argv to "char **".
2596 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2598 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2599 small data sections.
2600 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2601 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2602 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2603 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2604 output locals to sbss if !rs6000_elf_in_small_data_p.
2605 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2607 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2610 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2611 generated by reload.
2612 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2613 indexed_or_indirect_address.
2614 (indexed_or_indirect_address): Don't test for base reg. Call
2615 address_operand last. Make it a special predicate.
2617 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2619 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2621 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2624 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2626 (negate_expr): Likewise.
2628 2005-11-27 Andreas Schwab <schwab@suse.de>
2630 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2633 2005-11-27 Steven Bosscher <stevenb@suse.de>
2635 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2636 has EH predecessor edges.
2638 2005-11-26 Eric Christopher <echristo@apple.com>
2640 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2641 register stalls by zero extending to the full register.
2643 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2645 * config/floatunsisf.c, config/floatunsidf.c,
2646 config/floatunsixf.c, config/floatunsitf.c: New files.
2647 * config/ia64/t-hpux: Add floatunsitf.c.
2648 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2649 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2651 2005-11-26 Richard Henderson <rth@redhat.com>
2653 * c-lex.c (pragma_lex): Rename from c_lex.
2654 * c-pch.c: Update for pragma_lex rename.
2655 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2656 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2657 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2658 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2659 * doc/tm.texi: Likewise.
2661 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2664 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2665 when overflow is undefined.
2667 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2669 * doc/md.texi (Insn Canonicalizations): Refer to the
2670 function commutative_operand_precedence for further rules.
2672 2005-11-25 Roger Sayle <roger@eyesopen.com>
2675 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2676 is less than zero. Limit mult_cost to a reasonable upper bound for
2677 the synthetic multiplication sequence.
2679 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2682 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2683 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2684 Lookup the explicit replacement functions for any unlocked
2685 stdio builtin transformations.
2687 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2689 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2691 * targhooks.c (default_secondary_reload): Don't require operand 2
2692 for an input reload to be earlyclobber.
2694 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2696 * fold-const.c (negate_mathfn_p): Fix comment and add support
2697 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2700 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2703 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2704 _Q_ulltoq for unsigned conversions from SImode and DImode to
2707 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2709 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2710 (__floatundidf, __floatundisf): Likewise.
2712 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2714 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2715 (rs6000_override_options): Remove initialization of
2716 rs6000_sr_alias_set.
2717 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2718 (rs6000_emit_stack_tie): Same.
2719 (emit_frame_save): Same.
2720 (gen_frame_mem_offset): Same.
2721 (rs6000_emit_prologue): Same.
2722 (rs6000_emit_epilogue): Same.
2724 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2727 * fold-const.c (fold_build): Convert bool_var != 1 and
2728 bool_var == 0 to !bool_var.
2730 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2733 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2734 for C being INTEGER_CST. Likewise for !=.
2736 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2739 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2740 unsigned conversions from SImode to TFmode.
2742 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2744 * expr.c (expand_expr_real_1): Fix error in last change.
2746 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2748 * caller-save.c: (this_insn_sets): Move into:
2749 (save_call_clobbered_regs).
2750 (mark_set_regs): Get this_insn_sets from data.
2752 (save_call_clobbered_regs): Take sets of the return value by
2753 sibcalls into account.
2755 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2758 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2759 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2760 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2761 (memory_move_secondary_cost, init_reg_autoinc): Remove
2762 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2763 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2764 secondary_reload_class call.
2765 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2767 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2768 (push_secondary_reload): Use secondary_reload target hook.
2769 (secondary_reload_class, scratch_reload_class): New functions.
2770 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2771 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2772 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2773 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2774 (secondary_reload_class, scratch_reload_class): Declare.
2775 * reload1.c: Include target.h.
2776 (reload_adjust_reg_for_temp): New function.
2777 (reload_adjust_reg_for_icode): Likewise.
2778 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2779 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2781 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2782 for inheritance. Support case when both secondary & tertiary reloads
2783 are for intermediate registers.
2784 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2785 with secondary_reload_class call. Support case when both secondary
2786 & tertiary reloads are for intermediate registers.
2787 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2788 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2789 * target.h (secondary_reload_info): New struct / typedef.
2790 (struct gcc_target): New member secondary_reload.
2791 * targhooks.c Include reload.h, optabs.h and recog.h.
2792 (default_secondary_reload): New function.
2793 * targhooks.h (default_secondary_reload): Declare.
2794 * doc/tm.texi: Document secondary_reload target hook. Update
2795 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2796 * doc/md.texi: Likewise.
2798 * sh-protos.h (sh_secondary_reload): Declare.
2799 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2800 (sh_secondary_reload): New function.
2801 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2802 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2803 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2804 (HAVE_SECONDARY_RELOADS): Define.
2805 * sh.md (reload_indf): Rename to:
2807 (reload_outdf): Rename to:
2808 (reload_outdf__RnFRm).
2809 (reload_insf): Rename to:
2811 (reload_insi): Rename to:
2812 (reload_insi__i_fpul).
2814 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2816 * configure.ac: Require at least texinfo 4.4.
2817 * configure: Regenerate.
2819 * doc/install.texi (Tools/packages necessary for building GCC):
2820 Update required version of texinfo to at least 4.4.
2821 (Installing GCC: Building): Update required version of texinfo
2823 (Installing GCC: Final installation): Update required version
2824 of texi2dvi to at least 4.4.
2825 (Host/target specific installation notes for GCC): Update required
2826 version of texinfo to at least 4.4.
2828 2005-11-24 Richard Guenther <rguenther@suse.de>
2829 Dirk Mueller <dmueller@suse.de>
2832 * c-common.h (strict_aliasing_warning): Declare.
2833 * c-common.c (strict_aliasing_warning): New function,
2835 * c-typeck.c (build_c_cast): ... here.
2837 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2839 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2841 (swap_commutative_operands_with_target): New.
2843 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2845 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2846 also when doing PRE, rather than only for global CPROP.
2848 2005-11-24 Ben Elliston <bje@au.ibm.com>
2850 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2851 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2853 (expand_twoval_unop): Likewise.
2854 (widen_clz): Likewise.
2855 (expand_parity): Likewise.
2856 (expand_unop): Likewise.
2857 (emit_cmp_and_jmp_insn_1): Likewise.
2858 (prepare_float_lib_cmp): Likewise.
2860 2005-11-24 Ben Elliston <bje@au.ibm.com>
2862 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2863 Remove unused `class' variable.
2865 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2868 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2869 C/C++ diagnostic function warn_array_subscript_with_type_char.
2870 * c-common.h (warn_array_subscript_with_type_char): Declare.
2871 * c-common.c (warn_array_subscript_with_type_char): Define.
2873 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2876 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2877 compiling at the intersection of C and C++.
2879 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2881 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2882 List @file in the option summary. Include the libiberty
2883 documentation for @file.
2884 * gcc.c (main): Call expandargv.
2885 * Makefile.in (gcc-vers.texi): Define srcdir.
2887 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2889 * passes.c (init_optimization_passes): Document
2890 sequencing of passes.
2892 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2894 * config/m68k/predicates.md (pcrel_address, extend_operator,
2895 post_inc_operand, pre_dec_operand): Remove redundant
2897 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2899 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2901 2005-11-23 Ben Elliston <bje@au.ibm.com>
2903 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2905 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2907 Preparatory work for PR target/21623:
2908 * alpha.c (secondary_reload_class): Rename to:
2909 (alpha_secondary_reload_class).
2910 * alpha.h, alpha-protos.h: Likewise.
2911 * mn10300.c (secondary_reload_class): Rename to:
2912 (mn10300_secondary_reload_class).
2913 * mn10300.h, mn10300-protos.h: Likewise.
2914 * pa.c (secondary_reload_class): Rename to:
2915 (pa_secondary_reload_class).
2916 * pa.h, pa-protos.h: Likewise.
2917 * rs6000.c (secondary_reload_class): Rename to:
2918 rs6000_secondary_reload_class.
2919 * rs6000.h, rs6000-protos.h: Likewise.
2921 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2924 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2926 2005-11-22 Ian Lance Taylor <ian@airs.com>
2928 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2930 (prepare_cmp_insn): Likewise.
2932 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2935 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2936 if both operands[0] and operands[1] are memory.
2938 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2941 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2942 COMPARISON_CLASS_P and an integral types create create a new
2943 expression with the new type and fold that.
2945 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2948 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2949 to SUBTARGET_OS_CPP_BUILTINS.
2951 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2953 * arm.c (emit_set_insn): New function.
2954 (arm_split_constant): Call it.
2955 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2956 (arm_legitimize_address): Likewise. Use plus_constant.
2957 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2958 (thumb_expand_prologue): Likewise.
2959 (arm_gen_load_multiple): Use VOIDmode in SET.
2960 (arm_gen_store_multiple): Likewise.
2961 (vfp_emit_fstmx): Likewise. Use plus_constant.
2962 (emit_multi_reg_push): Likewise.
2963 (emit_sfm): Use plus_constant.
2965 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2968 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2971 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2974 * expmed.c (store_bit_field): Don't attempt to insv a field
2975 larger than the reg.
2977 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2980 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2981 explicit sign extension, not a (char) cast.
2983 2005-11-22 Ben Elliston <bje@au.ibm.com>
2985 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2986 GET_MODE_CLASS (x) == MODE_FLOAT.
2987 * config/i386/i386.c: Likewise.
2988 * config/rs6000/xcoff.h: Likewise.
2989 * config/rs6000/linux64.h: Likewise.
2990 * config/rs6000/rs6000.c: Likewise.
2991 * config/rs6000/rs6000.h: Likewise.
2992 * config/rs6000/predicates.md: Likewise.
2993 * config/rs6000/sysv4.h: Likewise.
2995 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3000 * config/alpha/freebsd.h, config/alpha/linux.h,
3001 config/arm/linux-elf.h, config/bfin/bfin.h,
3002 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3003 config/i386/beos-elf.h, config/i386/gnu.h,
3004 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3005 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3006 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3007 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3008 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3009 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3010 config/sparc/linux.h, config/sparc/linux64.h,
3011 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3013 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3014 are both defined when either flag -fpic or -fPIC are used.
3016 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3018 * config/fp-bit.c (clzusi): New function.
3019 (si_to_float, usi_to_float): Use it to compute proper shift.
3020 (usi_to_float): Preserve guard bits when shifting right.
3021 * libgcc-std.ver (GCC_4.2.0): New version.
3022 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3023 __floatundisf): New functions.
3024 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3025 __floatundisf): Declare.
3026 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3027 _floatundixf, and _floatunditf.
3028 * optabs.c (expand_float): If target does not define a pattern for
3029 signed or unsigned conversion, use an unsigned libcall instead of
3031 (init_optabs): Initialize ufloat_optab.
3033 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3035 * config/rs6000/rs6000.opt (mmulhw): New option.
3036 * doc/invoke.texi (-mmulhw): Document.
3037 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3039 * config/rs6000/rs6000.md: Add half-word multiply and
3040 multiply-accumulate instructions for 405 and 440.
3042 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3044 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3045 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3046 default now includes a linker group which makes the RTEMS one nest.
3048 2005-11-22 Ben Elliston <bje@au.ibm.com>
3050 * cse.c (fold_rtx): Typo fix.
3051 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3053 2005-11-21 Richard Henderson <rth@redhat.com>
3055 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3056 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3058 * c-tree.h (lookup_name): Move declaration ...
3059 * c-common.h (lookup_name): ... here.
3060 * config/darwin-c.c: Include c-common.h.
3061 * config/t-darwin: Update dependencies.
3063 2005-11-22 Ben Elliston <bje@au.ibm.com>
3065 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3066 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3067 * genopinit.c (gen_insn): Likewise.
3068 * reload.c (find_equiv_reg): Likewise.
3069 * loop.c (load_mems): Likewise.
3070 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3071 * cse.c (find_comparison_args, fold_rtx): Likewise.
3072 * dwarf2out.c (add_const_value_attribute): Likewise.
3073 * expr.c (convert_move): Likewise.
3074 * recog.c (general_operand, register_operand): Likewise.
3075 * reg-stack.c (replace_reg): Likewise.
3076 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3077 * c-common.c (handle_vector_size_attribute): Likewise.
3078 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3079 (simplify_binary_operation_1): Likewise.
3080 (simplify_const_binary_operation): Likewise.
3081 (simplify_relational_operation): Likewise.
3082 (simplify_const_relational_operation): Likewise.
3083 (simplify_immed_subreg): Likewise.
3084 * emit-rtl.c (gen_lowpart_common): Likewise.
3085 * expmed.c (expand_mult): Likewise.
3086 * stor-layout.c (layout_type): Likewise.
3088 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3091 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3092 cst2 only for SPE vectors.
3094 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3097 * config/rs6000/predicates.md (vrsave_operation): Check
3098 UNSPEC_VOLATILE value.
3100 2005-11-21 Jan Hubicka <jh@suse.cz>
3102 PR tree-optimization/24653
3103 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3105 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3107 * config/i386/predicates.md (ax_reg_operand): New predicate.
3108 (memory_displacement_only_operand): New predicate.
3109 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3110 operand is AX register and the other operand is memory operand
3111 with displacement only.
3113 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3115 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3116 if we don't care about NaNs or Infinities.
3118 2005-11-20 Ian Lance Taylor <ian@airs.com>
3120 PR rtl-optimization/24883
3121 * combine.c (combinable_i3pat): When checking whether the
3122 destination of i3 is used in i3, consider paradoxical subregs.
3124 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3127 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3129 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3131 * combine.c (try_combine): Do not run subst on i1src and i2src in
3132 the case of generating a PARALLEL for a comparison.
3134 2005-11-20 Richard Henderson <rth@redhat.com>
3137 * tree-sra.c (struct sra_elt): Add all_no_warning.
3138 (struct sra_walk_fns) <use>: Add use_all argument.
3139 (sra_walk_expr): Pass it.
3140 (sra_walk_modify_expr): Likewise.
3141 (scalarize_ldst): Likewise.
3142 (scan_use): Update for new argument.
3143 (mark_no_warning): New.
3144 (scalarize_use): Use it.
3146 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3148 * expr.c (expand_expr_real): Use usmul_optab for widening
3149 signed * unsigned multiplies.
3150 * genopinit.c (optabs): Add usmul_widen_optab.
3151 * optabs.c (init_optabs): Likewise.
3152 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3153 (usmul_widen_optab): Define.
3154 * config/bfin/bfin.md (usmulhisi3): New pattern.
3156 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3158 2005-11-20 Graham Stott <btinternet.com>
3160 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3162 2005-11-20 Andreas Schwab <schwab@suse.de>
3165 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3168 2005-11-19 Richard Henderson <rth@redhat.com>
3171 * tree-gimple.c (is_gimple_id): Export.
3172 * tree-gimple.h (is_gimple_id): Declare.
3173 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3174 (get_default_value): Use it.
3175 (maybe_fold_stmt_indirect): Likewise.
3177 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3179 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3180 than VR1 or vice-versa.
3182 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3186 * reload.c (find_reloads_address_1): Mention dependency on
3188 * reload1.c (gen_reload): For IN with an unary operation, try
3189 moving inner expression to OUT if trivial SET is not valid.
3190 Confirm that the result is valid. Move common code block into...
3191 (emit_insn_if_valid_for_reload): New function.
3193 2005-11-19 Richard Guenther <rguenther@suse.de>
3195 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3196 ARRAY_REFs of constant strings.
3198 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3200 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3201 fatal format string.
3203 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3205 * combine.c (make_compound_operation): Swap operands of
3206 commutative operation if necessary before returning.
3208 2005-11-19 Richard Guenther <rguenther@suse.de>
3211 * fold-const.c (fold_plusminus_mult_expr): New function.
3212 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3213 cases, remove now unnecessary code.
3215 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3217 * gensupport.c (old_preds): Rename to std_preds, add special field.
3218 (struct old_pred_table): Rename to struct std_pred_table, add special
3220 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3221 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3222 (init_predicate_table): Adjust, and set along the way whether a
3223 predicate is special.
3225 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3227 * BASE-VER: Change to 4.2.0.
3229 2005-11-18 James E Wilson <wilson@specifix.com>
3231 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3234 2005-11-18 Mike Stump <mrs@apple.com>
3236 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3237 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3238 * c-decl.c (lookup_name_two) Remove.
3239 * c-tree.h (lookup_name_two): Remove.
3240 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3241 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3242 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3243 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3245 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3248 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3249 when not generating code to use that co-processor.
3251 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3253 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3254 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3255 these functions are now in tree-phinodes.c.
3257 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3259 * config/bfin/bfin.md (trap): New pattern.
3261 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3263 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3266 * expr.c (expand_expr_real): Don't call record_block_change unless
3267 ib_boundaries_block is non-null
3269 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3271 * fold-const.c (build_range_check): Use proper type for subtraction
3272 when merging lower bound.
3274 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3276 PR rtl-optimization/24497
3277 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3280 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3282 * tree-scalar-evolution.c (expression_expensive_p): New function.
3283 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3285 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3287 * config/bfin/crtlibid.s: New file.
3289 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3292 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3293 when not using sjlj exceptions.
3294 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3295 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3296 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3297 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3298 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3299 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3300 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3301 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3302 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3303 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3304 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3305 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3306 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3308 * config/pa/hpux-unwind.h: New file.
3310 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3312 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3313 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3314 * varasm.c (do_assemble_alias): Adjust call.
3315 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3317 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3319 2005-11-17 James E Wilson <wilson@specifix.com>
3321 * tree.def (FUNCTION_DECL): Correct typo in comment.
3323 2005-11-17 Richard Henderson <rth@redhat.com>
3325 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3326 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3327 and DW_CFA_def_cfa_sf.
3328 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3329 (dbx_reg_number): Don't assert particular registers here.
3330 (based_loc_descr): ... do it here instead. Fold in ...
3331 (eliminate_reg_to_offset): ... this function.
3332 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3333 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3334 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3335 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3336 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3337 (instantiate_virtual_regs): Likewise.
3338 * var-tracking.c (adjust_stack_reference): Likewise.
3339 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3341 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3343 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3344 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3345 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3347 ($(T)crtlibid.o): New rule.
3349 2005-11-16 Richard Guenther <rguenther@suse.de>
3352 * fold-const.c (extract_array_ref): Return byte offset
3354 (fold_binary): Fold &x[a] CMP &x[b] to
3355 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3358 2005-11-16 Richard Henderson <rth@redhat.com>
3361 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3362 parts of an SSA_NAME.
3364 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3367 * arm.md (split for movsf with immediate): Restrict split to insns
3368 that set a general register.
3370 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3372 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3374 * unwind-dw2.c (uw_advance_context): Likewise.
3375 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3376 _Unwind_SjLj_Unregister.
3377 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3379 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3381 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3383 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3385 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3386 langhook to get a DImode integer type.
3388 2005-11-16 Richard Henderson <rth@redhat.com>
3389 J"orn Rennecke <joern.rennecke@st.com>
3390 Ulrich Weigand <uweigand@de.ibm.com>
3394 * reload1.c (reg_equiv_invariant): New.
3395 (reload): Allocate, initialize, and free it.
3396 (calculate_needs_all_insns): Check it when skipping equivalence
3398 (alter_reg): Likewise.
3399 (eliminate_regs_1): Rename from eliminate_regs. Add new
3400 may_use_invariant argument; only use reg_equiv_invariant when true.
3401 (eliminate_regs): New.
3402 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3403 a context for which may_use_invariant may be true.
3405 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3407 * fold-const.c (const_binop): Don't constant fold the operation
3408 if the result has overflowed and flag_trapping_math.
3409 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3411 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3413 * config/arm/unwind-arm.c (abort): Add prototype here.
3414 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3415 (struct phase1_vrs): Add prev_sp.
3416 (unwind_phase2_forced): Save the original core registers instead of
3417 modifying entry_vrs. Take a new flag argument for resuming unwinding
3418 and set action flags accordingly. Always set _US_END_OF_STACK when
3419 get_eit_entry fails. Unwind before calling the stop function.
3420 (_Unwind_GetCFA): New function.
3421 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3422 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3423 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3424 just call unwind_phase2_forced.
3425 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3426 * config/arm/unwind-arm.h (abort): Remove prototype.
3427 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3429 (_Unwind_GetCFA): New prototype.
3430 * config/arm/pr-support.c (abort): Add prototype here.
3431 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3433 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3434 not schedule the prologue with non-call exceptions and EABI.
3436 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3438 * config/arm/unwind-arm.h: Reorder interface function declarations.
3439 (_URC_END_OF_STACK): New enumeration value.
3440 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3441 (struct _Unwind_Control_Block): Document reserved field use.
3442 (_Unwind_Stop_Fn): New typedef.
3443 (_Unwind_ForcedUnwind): Declare.
3444 (_Unwind_Resume_or_Rethrow): Declare.
3445 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3447 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3448 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3449 (UCB_FORCED_STOP_ARG): New.
3450 (search_EIT_table): Update boundary condition checks.
3451 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3452 (unwind_phase2): Replace for with do..while.
3453 (unwind_phase2_forced): New.
3454 (__gnu_Unwind_RaiseException): Replace for with do..while.
3455 (__gnu_Unwind_ForcedUnwind): New.
3456 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3457 Use appropriate phase2 unwinder.
3458 (__gnu_Unwind_Resume_or_Rethrow): New.
3459 (__gnu_unwind_pr_common): Cope with forced unwinding.
3461 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3464 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3466 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3467 roundsf2): Remove "s" from mnemonic.
3469 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3471 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3473 * config/bfin/crtn.s: Change epilogues to match.
3474 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3475 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3476 __PIC__ and __pic__.
3478 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3481 * doc/invoke.texi: Distinguish between free and fixed form instead of
3482 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3484 * gcc.c (default_compilers): Remove double entries, add entries for
3485 suffixes '.F90' and '.F95'.
3487 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3489 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3490 in the stack probing loop.
3492 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3494 * configure.ac: Use .machine power5 not power5x.
3495 * configure: Regenerate.
3497 2005-11-15 Mike Stump <mrs@apple.com>
3499 * c-decl.c (lookup_name_two): Add.
3500 * c-tree.h (lookup_name_two): Likewise.
3501 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3502 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3504 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3506 PR rtl-optimization/23392
3507 * regrename.c (enum scan_actions) Add mark_access.
3508 (scan_actions_name): Ditto.
3509 (scan_rtx_reg): Handle mark_access.
3510 (scan_rtx_address): Do nothing for mark_access.
3511 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3512 and regs in REG_INC notes before closing chains for dead regs.
3513 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3514 opening chains for new writes.
3516 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3518 * c.opt (ffixed-line-length-none): New.
3520 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3522 * mklibgcc.in: Change contents of eh_dummy.c.
3524 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3526 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3528 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3530 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3532 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3534 2005-11-15 Jan Hubicka <jh@suse.cz>
3536 * invoke.texi (large-unit-insns): Document.
3537 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3538 * params.def (large-unit-insns): New param.
3540 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3543 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3544 special register for operand 3. Reindent constraints to align
3547 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3549 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3550 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3551 * configure.ac: Add test for FP rounding instructions.
3552 * configure: Regenerate.
3553 * config.in: Regenerate.
3554 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3555 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3557 * config/rs6000/rs6000.opt (mfprnd): New.
3558 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3559 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3560 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3561 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3562 (TARGET_FPRND): New.
3563 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3565 (btrunc<mode>2): New.
3567 (floor<mode>2): New.
3568 (round<mode>2): New.
3570 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3572 * gcc.c (version_compare_spec_function): Use fatal() rather than
3575 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3576 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3577 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3579 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3582 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3583 on -mmacosx-version-min setting.
3585 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3588 * tree-vrp.c (infer_value_range): Return false if STMT is a
3589 block terminator and its basic block has no successors.
3591 2005-11-14 Mike Stump <mrs@apple.com>
3593 * config/i386/i386.c (override_options): -masm=intel isn't
3594 supported on darwin.
3595 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3597 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3599 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3600 vfork after including auto-host.h.
3602 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3604 PR rtl-optimization/22002
3605 * combine.c (distribute_notes): Detect cases where a reg dies
3606 two or more times in a bb, including on the insn we are combining,
3607 and place the death note on the correct range.
3609 2005-11-14 Dale Johannesen <dalej@apple.com>
3611 * expmed.c (store_bit_field): Add offset unconditionally for
3613 (extract_bit_field): Don't force extzv or extv operand into
3614 a register if field is too big.
3616 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3618 * config/arm/arm.c (pic_labelno): New.
3619 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3620 LABEL_REF. Pass only the labelno to PIC insns.
3621 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3622 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3623 * arm.md (UNSPEC_PIC_LABEL): New constant.
3624 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3625 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3626 Use the correct label prefix.
3628 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3630 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3633 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3635 * loop-invariant.c: Include tm_p.h.
3636 * Makefile.in: Updated.
3638 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3640 * pa.c (store_reg): Revise generation of frame notes in large frames.
3641 (set_reg_plus_d): Likewise.
3643 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3645 PR tree-optimization/24709
3646 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3649 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3651 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3652 and duplicate declaration of pthread_self.
3654 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3655 Ian Lance Taylor <ian@airs.com>
3658 * calls.c (expand_call): If TARGET is a MEM and some part of the
3659 argument area has been saved, force TARGET to a register.
3661 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3663 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3666 2005-11-13 Jason Merrill <jason@redhat.com>
3669 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3670 lazily declared methods.
3671 (force_decl_die): Stop if forcing out the context already make a
3673 (force_type_die): Likewise.
3675 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3678 * builtins.c (integer_valued_real_p): Add break in
3679 REAL_CST having TREE_OVERFLOW set.
3681 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3683 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3684 addressing modes during calculation of costs.
3686 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3688 * function.c (assign_stack_local_1): Restrict sanity check
3689 on frame size overflow to 32-bit and above platforms.
3691 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3693 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3694 * config/cris/cris.c: Include reload.h.
3695 (cris_initial_elimination_offset): New function.
3696 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3699 2005-11-12 Richard Guenther <rguenther@suse.de>
3701 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3703 2005-11-12 Jan Hubicka <jh@suse.cz>
3705 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3706 to compare against 0 when possible.
3708 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3710 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3711 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3712 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3713 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3716 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3718 * recog.c (constrain_operands) <case 'g'>: For a match, require
3719 that a non-register matches general_operand when strict >= 0.
3721 2005-11-11 Steven Bosscher <stevenb@suse.de>
3723 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3726 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3728 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3729 (memory_address_same): New.
3730 (dse_optimize_stmt): Call memory_address_same.
3732 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3735 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3736 ZERO_EXTEND>: New cases.
3738 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3740 * longlong.h (__clz_tab): Always provide.
3742 2005-11-11 Steven Bosscher <stevenb@suse.de>
3745 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3747 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3748 before check_maybe_invariant.
3749 (move_invariant_reg): Use gen_move_insn instead of replacing
3750 SET_DEST with the temporary for the invariant.
3751 (move_loop_invariants): If checking is enabled, do internal
3752 consistency checks after completing the pass.
3754 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3757 * common.opt (Wvolatile-register-var): New.
3758 * varasm.c (make_decl_rtl): Only emit warning when option
3759 specified. Clarify warning message.
3760 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3762 * doc/md.texi (copysign): Document standard named pattern.
3764 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3766 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3767 bytes when align is 2.
3768 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3769 by the first instruction of the loop.
3771 2005-11-11 Jason Merrill <jason@redhat.com>
3774 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3777 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3779 PR rtl-optimization/22509
3780 * local-alloc.c (memref_used_between_p): Check whether a function call
3781 could not reference the memref.
3783 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3785 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3786 algorithm so as to choose the best, not the worst, alternative.
3787 Reset accumulated register class before processing next alternative.
3789 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3792 * calls.c (expand_call): Copy a return value to a plain register
3795 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3798 * varasm.c (assemble_name): Recompute name only for transparent
3801 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3803 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3805 2005-11-04 Jeff Law <law@redhat.com>
3808 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3809 perform reassociation if the parent statement will not die as
3810 a result of the optimization.
3812 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3814 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3815 delete_old_heap_vars.
3816 * tree-dfa.c (referenced_var_remove): Remove function.
3817 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3818 (delete_tree_ssa): Remove call to delete_old_heapvars.
3819 Add call to delete_alias_heapvars.
3820 * tree-flow.h (referenced_var_remove): Remove prototype
3821 (init_alias_heapvars): New prototype.
3822 (delete_alias_heapvars): Ditto.
3823 * Makefile.in (tree-ssa-structalias.o): Add
3824 gt-tree-ssa-structalias.o
3825 (GTFILES): Add tree-ssa-structalias.h and
3826 tree-ssa-structalias.c.
3827 (s-gtype): Add gt-tree-ssa-structalias.h.
3828 * tree-ssa-structalias.c (heapvars): Remove.
3829 (oldheapvars): Remove.
3830 (heapvar_for_stmt): New variable.
3831 (heapvar_lookup): New function.
3832 (heapvar_insert): Ditto.
3833 (get_constraint_for): See if we have an old heapvar
3835 (init_alias_heapvars): New function.
3836 (delete_alias_heapvars): Ditto.
3837 Add include of gt-tree-ssa-structalias.h.
3839 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3842 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3844 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3846 * tree.c (int_fits_type_p): Only look at the base type
3847 if it has the same precision as the original type.
3849 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3852 * varasm.c (assemble_alias): Use %q+D in the error
3853 message instead of %J and %qD.
3855 2005-11-10 Richard Guenther <rguenther@suse.de>
3857 * gcse.c (free_ldst_entry): Only free hashtable if
3860 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3862 * function.c (assign_stack_local_1): Issue an error message if
3863 the frame size overflows in the signed target arithmetics.
3865 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3867 * tree.c (build_qualified_type): Chain the new type to the original
3868 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3869 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3870 (build_pointer_type_for_mode): Only return unqualified types.
3871 (build_reference_type_for_mode): Likewise.
3873 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3875 * Makefile.in (gnucompare): Do comparison of all files using one of
3876 the chosen methods and only afterwards decide if just warning should
3877 be issued or comparison failure raised.
3879 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3881 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3882 (noce_try_abs): Negate if the comparison is reversed.
3883 Look only one instruction backwards for a REG_EQUAL note.
3885 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3888 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3889 gthr-tpf.h: Define __gthrw. For all identifiers that might
3890 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3891 and prefix all uses with __ghtrw.
3893 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3896 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3897 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3898 * c-common.c (handle_weakref_attribute): New.
3899 (c_common_attribute_table): Add weakref.
3900 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3902 * configure, config.in: Rebuilt.
3903 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3904 * doc/extend.texi: Document weakref attribute.
3905 * varasm.c (ultimate_transparent_alias_target): New
3906 (assemble_name): Use it.
3907 (weak_finish_1): Split out of...
3908 (weak_finish): ... and deal with weakrefs in...
3909 (weakref_targets): ... new list.
3910 (globalize_decl): Clean up weakref_targets.
3911 (do_assemble_alias): Handle weakrefs.
3912 (finish_aliases_1): Do not reject weakrefs to external symbols.
3913 (assemble_alias): Handle weakrefs.
3915 2005-11-09 Richard Guenther <rguenther@suse.de>
3917 PR tree-optimization/24716
3918 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3919 t_bool to track results from follow_ssa_edge.
3921 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3923 * final.c (force_source_line): New global variable.
3924 (final_scan_insn): Set it to true instead of clearing last_filename.
3925 (notice_source_line): Return true if force_source_line is true,
3926 unless source info is absent.
3928 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3931 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3932 a linkage name for a variable if it a register variable.
3933 * c-decl.c (grokdeclarator): Global register variables
3934 should be set as PUBLIC.
3936 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3939 * config/s390/s390.c (struct s390_frame_layout): New fields
3940 first_save_gpr_slot and last_save_gpr_slot.
3941 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3942 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3943 first_save_gpr and last_save_gpr with the _slot variants.
3944 (s390_register_info): Calculate first_save_gpr_slot and
3945 last_save_gpr_slot using regs_ever_live.
3947 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3950 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3951 for a function containing a landing pad.
3953 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3956 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3959 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3961 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3962 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3964 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3967 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3969 (call,load,store): New insn types.
3970 (mem_access, branch_access): Adjust reservation conditions.
3971 (define_delay): Adjust condition.
3972 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3974 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3975 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3977 (call_internal, call_value_internal, return_internal,
3978 return_interrupt_internal, eh_return_internal, indirect_jump,
3979 tablejump): Set call insn type.
3980 (blockage, ei, di): Use appropriate unspec const.
3981 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3982 (ms1_get_attr_type): Adjust to give load & store types.
3983 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3984 backwards past a barrier.
3985 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3987 (struct branch_info, struct label_info): New.
3989 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3990 (ms1_machine_reorg): New.
3991 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3992 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3993 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3994 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3997 2005-11-09 Per Bothner <per@bothner.com>
3998 Uros Bizjak <uros@kss-loka.si>
4001 * toplev.c (process_options): Initialize debug_hooks early
4002 in case lang_hooks.post_options ends up calling a debug_hook.
4004 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4006 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4007 DBX_REGISTER_NUMBER being contiguous.
4009 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4010 Diego Novillo <dnovillo@redhat.com>
4013 * tree-vrp.c (register_edge_assert_for): Do not register
4014 always-false predicates.
4016 2005-11-08 Devang Patel <dpatel@apple.com>
4018 PR tree-optimization/23115
4019 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4022 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4024 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4027 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4029 Fix PR tree-optimization/23382
4031 * tree-ssa-alias.c (compute_may_aliases): Call
4032 delete_old_heap_vars.
4033 * tree-dfa.c (referenced_var_remove): New function.
4034 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4035 * tree-flow.h (referenced_var_remove): Add prototype.
4036 (delete_old_heap_vars): Ditto.
4037 * tree-ssa-structalias.c (heapvars): New variable.
4038 (oldheapvars): Ditto.
4039 (get_constraint_for): Put heap vars on heapvars list.
4040 (delete_old_heap_vars): New function.
4042 2005-11-08 Jason Merrill <jason@redhat.com>
4044 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4046 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4049 * reg-stack.c (reg_to_stack): Update register liveness also
4050 for flag_sched2_use_traces.
4052 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4055 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4056 override prior explicit -mno-powerpc-gfxopt.
4058 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4060 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4061 if the bitsize is zero.
4062 * doc/md.texi (Standard Pattern Names): Document it.
4064 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4065 (TARGET_PASS_BY_REFERENCE): Likewise.
4067 2005-11-07 Ian Lance Taylor <ian@airs.com>
4069 PR rtl-optimization/24683
4070 * config/i386/i386.c (legitimize_pic_address): If constant operand
4071 to PLUS is too large, put it in a register.
4073 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4075 * configure.ac: Enable checking assembler dwarf2 support for bfin
4077 * configure: Regenerate.
4079 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4083 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4084 gen_easy_vector_constant_add_self): Delete.
4085 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4087 (output_vec_const_move): Use gen_easy_altivec_constant.
4088 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4089 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4090 (easy_vector_constant_add_self): Rewritten.
4091 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4092 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4093 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4094 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4095 Macroize and adjust for the other changes.
4097 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4101 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4102 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4104 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4106 PR rtl-optimization/23567
4107 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4108 (noce_process_if_block): Don't do any optimizations except
4109 if (cond) x = x; if !set_b and write into orig_x may trap
4110 or fault. Remove the MEM_READONLY_P check.
4112 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4115 * tree-vrp.c (fix_equivalence_set): New.
4116 (extract_range_from_assert): Call it.
4118 2005-11-05 Ian Lance Taylor <ian@airs.com>
4121 * combine.c (apply_distributive_law): Don't distribute across a
4124 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4126 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4127 config/ms1/ms1.h, config/rs6000/predicates.md,
4128 config/s390/s390.c, params.def, postreload-gcse.c,
4129 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4130 tree-vrp.c, tree.c: Fix comment typos.
4131 * doc/invoke.texi: Fix typos.
4133 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4135 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4136 for testing whether the data_dependence_relation contains distance
4137 vectors. Iterate over all distance vectors of the ddr.
4138 * lambda.h: Define a vec of lambda_vector pointers.
4139 * tree-data-ref.c (dump_data_dependence_relation,
4140 dump_data_dependence_direction): Iterate over all distance and
4141 direction vectors of the ddr.
4142 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4144 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4145 of distance/direction vectors instead of a single one.
4146 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4147 lambda_vectors with a vec of lambda_vectors.
4148 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4149 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4150 DDR_NUM_DIST_VECTS): New.
4151 * tree-loop-linear.c (gather_interchange_stats): Test for the
4152 existence of distance vectors only after having checked that there
4153 is a dependence. Iterate over all distance vectors of the ddr.
4154 (linear_transform_loops): Use dump_data_dependence_relation.
4155 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4156 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4157 distance vectors of the ddr.
4159 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4161 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4162 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4163 IS_INTHANDLER; all callers changed.
4164 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4166 (do_link, do_unlink): New argument ALL; all callers changed.
4167 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4168 If function isn't leaf, save and restore all registers.
4169 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4172 2005-11-05 Jan Hubicka <jh@suse.cz>
4174 PR rtl-optimization/23490
4175 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4176 max-flow-memory-location): Document.
4177 * flow.c: Include params.h
4178 (MAX_MEM_SET_LIST_LEN): Kill.
4179 (add_to_mem_set_list): Use new param.
4180 * cse.c (cse_basic_block): Replace 1000 by new param.
4181 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4182 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4183 * predict.c (predict_loops): Use new param.
4184 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4186 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4187 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4188 Do not hold memory returned by cgraph_node_name across other call.
4190 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4193 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4196 2005-11-04 Jeff Law <law@redhat.com>
4199 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4200 * tree-ssa-dom.c: Include params.h.
4201 (thread_across_edge): If there are too many statements in the
4202 target block, then do not thread through it.
4203 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4204 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4206 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4209 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4210 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4212 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4215 * tree-scalar-evolution.c (instantiate_parameters_1,
4216 instantiate_parameters, resolve_mixers): Compute the size of an
4217 expression to be instantiated and give up the instantiation if the
4218 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4220 2005-11-04 Richard Guenther <rguenther@suse.de>
4222 * tree-flow.h (ref_contains_indirect_ref): Rename to
4223 array_ref_contains_indirect_ref.
4224 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4225 (array_ref_contains_indirect_ref): Make comment match the code
4227 (ref_contains_array_ref): Likewise.
4228 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4229 ref_contains_indirect_ref.
4230 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4231 Rename calls to ref_contains_indirect_ref.
4233 2005-11-04 Paul Brook <paul@codesourcery.com>
4235 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4236 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4237 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4238 * config/arm/arm.md: Use match_operand in peephole input templates
4239 and match_dup in peephole output templates.
4241 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4243 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4246 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4247 Daniel Jacobowitz <dan@codesourcery.com>
4249 * longlong.h (add_ssaaaa): Clobber condition code register
4251 (sub_ddmmss): Likewise.
4252 (umul_ppmm): Likewise.
4254 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4255 Paul Brook <paul@codesourcery.com>
4256 Phil Blundell <pb@reciva.com>
4258 * configure.ac: Add test for ARM TLS support.
4259 * configure: Regenerated.
4260 * config/arm/arm-protos.h (legitimize_tls_address)
4261 (arm_tls_referenced_p, tls_mentioned_p)
4262 (arm_output_addr_const_extra): New prototypes.
4263 (thumb_legitimize_pic_address): Delete.
4264 * config/arm/arm.c: Include "gt-arm.h".
4265 (enum tls_reloc): New.
4266 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4267 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4268 (arm_call_tls_get_addr, legitimize_tls_address)
4269 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4270 (arm_init_tls_builtins, arm_emit_tls_decoration)
4271 (arm_output_addr_const_extra): New functions.
4272 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4273 (TARGET_HAVE_TLS): Define.
4274 (target_thread_pointer): New.
4275 (arm_override_options): Handle -mtp=.
4276 (legitimize_pic_address): Ignore UNSPECs.
4277 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4279 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4280 (tls_get_addr_libfunc): New variable.
4281 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4282 (arm_init_builtins): Call arm_init_tls_builtins.
4283 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4284 (arm_encode_section_info): Call default_encode_section_info.
4285 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4286 (enum arm_tp_type): New.
4287 (target_thread_pointer): Add declaration.
4288 (LEGITIMATE_CONSTANT_P): Handle TLS.
4289 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4290 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4291 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4292 * config/arm/arm.md: Add UNSPEC_TLS.
4293 (movsi): Handle TLS.
4294 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4296 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4297 (load_tp_hard, load_tp_soft): New insns.
4298 * arm.opt: Add -mtp=.
4299 * doc/invoke.texi (ARM Options): Document -mtp.
4301 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4303 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4304 * config/arm/libunwind.S: Include "lib1funcs.asm".
4305 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4306 (LIB2ADDEH): Add libunwind.S.
4307 (LIB2ADDEHDEP): Add lib1funcs.asm.
4308 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4310 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4313 * gcc/c.opt: Add a -lang-fortran option.
4314 * gcc/c-opts.c: Add a lang_fortran flag.
4315 (c_common_init_options): Handling the -lang-fortran option.
4316 (c_common_handle_option): Add a case for Fortran options in
4317 preprocessing. Remove cases for -ffixed-form and
4318 -ffixed-line-length. Add a case for -lang-fortran.
4320 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4322 * config/rs6000/rs6000.c: Include params.h
4323 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4324 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4325 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4326 (UNSPEC_VPKUWSS): Delete.
4327 (altivec_vpkuhss): Delete.
4328 (altivec_vpkuwss): Delete.
4329 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4331 (neg_eq0<mode>): Remove final condition.
4332 (neg_eq<mode>): Remove condition and split-condition.
4334 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4336 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4337 Use associated print macros.
4339 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4342 * diagnostic.c (diagnostic_set_info_translated): New function.
4343 (diagnostic_set_info): Use it. Add comment.
4344 * diagnostic.h (diagnostic_set_info_translated): Declare.
4346 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4348 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4349 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4350 reference only if 'public' is true.
4351 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4352 emit the .hidden directive only if the indirect reference is public.
4353 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4354 Pass it to dw2_force_const_mem.
4355 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4356 * dwarf2out.c (output_cfi): Adjust calls to above function.
4357 (output_call_frame_info): Likewise.
4358 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4359 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4361 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4363 PR tree-optimization/24483
4364 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4365 field to elts if possible.
4367 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4370 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4373 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4375 Fix PR tree-optimization/24351
4377 * tree-ssa-structalias.c (struct variable_info): Add
4379 (get_varinfo_fc): New function to follow collapsing.
4380 (new_var_info): Set collapsed_to to NULL.
4381 (dump_constraint): Follow collapsing.
4382 (build_constraint_graph): Handle collapsing.
4383 (do_simple_structure_copy): Return false if something bad
4385 (collapse_rest_of_var): New function.
4386 (do_structure_copy): Collapse if do_simple_structure_copy returns
4389 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4392 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4393 expressions to a statement list instead of gimplifying them.
4395 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4397 PR rtl-optimization/23585
4398 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4399 that can't trap plus a constant integer, if the mode has zero size.
4401 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4404 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4406 ("*insv<mode>_reg_extimm"): Likewise.
4408 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4411 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4412 c_common_type_for_mode returns an unnamed type.
4414 2005-11-02 Richard Henderson <rth@redhat.com>
4418 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4419 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4420 * function.c (assign_parms): Use calls.internal_arg_pointer.
4421 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4423 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4424 (TARGET_CALLS): Add it.
4425 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4426 * targhooks.c (default_internal_arg_pointer): New.
4427 * targhooks.h (default_internal_arg_pointer): Declare.
4428 * tree.h (dwarf2out_reg_save_reg): Declare.
4429 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4430 * config/i386/i386.c (dbx_register_map): Add return column.
4431 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4432 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4433 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4434 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4435 (ix86_save_reg): Save force_align_arg_pointer.
4436 (ix86_emit_save_regs): Make regno unsigned.
4437 (ix86_emit_save_regs_using_mov): Likewise.
4438 (ix86_expand_prologue): Handle force_align_arg_pointer.
4439 (ix86_expand_epilogue): Likewise.
4440 * config/i386/i386.h: (dbx_register_map): Update.
4441 (dbx64_register_map, svr4_dbx_register_map): Update.
4442 (struct machine_function): Add force_align_arg_pointer.
4443 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4444 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4445 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4447 2005-11-02 Jan Hubicka <jh@suse.cz>
4450 * i386.md: Add peep2 for simplyfing array accesses.
4452 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4455 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4456 * config/s390/s390.c (s390_decompose_shift_count): New function.
4457 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4458 (print_shift_count_operand): Use s390_decompose_shift_count.
4459 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4460 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4462 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4465 * loop.c (loop_givs_rescan): Use force_operand to expand
4468 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4471 * fold-const.c (build_range_check): Use unsigned when signed
4472 overflow is undefined also. If etype is subtype, make sure that
4473 the subtraction is in the supertype.
4475 2005-11-02 Richard Henderson <rth@redhat.com>
4478 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4481 2005-11-01 Richard Henderson <rth@redhat.com>
4484 * loop.c (scan_loop): Do not propagate computations to a hard
4485 register destination with SMALL_REGISTER_CLASSES.
4487 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4489 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4490 costs for MULT inside PLUS or MINUS.
4492 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4494 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4495 (TRAMPOLINE_SIZE): Round up to 60.
4496 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4498 2005-10-31 James E. Wilson <wilson@specifix.com>
4501 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4502 ifdef. Put ifdefs around call in gen_subprogram_die.
4503 (compute_frame_pointer_to_cfa_displacement): Likewise.
4504 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4507 PR rtl-optimization/17356
4508 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4509 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4511 2005-10-31 Jan Hubicka <jh@suse.cz>
4514 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4517 * i386.c (legitimize_pic_address): Deal with large immediates.
4520 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4521 from symbol names while computing checkup.
4524 * predict.c (predict_loops): Do not estimate more than
4525 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4526 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4528 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4530 PR tree-optimization/19097
4531 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4533 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4535 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4537 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4540 * tree-inline.c (setup_one_parameter): If the init_stmt
4541 is NULL, don't insert the statement.
4543 2005-10-30 Jan Hubicka <jh@suse.cz>
4545 PR tree-optimization/24172
4546 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4548 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4550 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4551 constants for hosts with long != 32 bits.
4553 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4556 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4558 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4560 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4561 (TARGET_MS1_16_002): New.
4562 (TARGET_MS1_16_003): New.
4564 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4565 ("*decrement_and_branch_until_zero_no_clobber"): New.
4566 Add corresponding splitter for decrement_and_branch_until_zero
4568 Key all decrement_and_branch_until_zero patterns off of
4571 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4574 * tree-complex.c (extract_component): Treat RESULT_DECL
4575 like the rest of the decls.
4577 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4579 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4580 indirect call to _mcount if the function needs a static chain.
4582 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4583 Caroline Tice <ctice@apple.com>
4585 PR rtl-optimization/24460
4586 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4587 (dwarf2out_switch_text_section): Set it to true instead of
4588 incrementing separate_line_info_table_in_use.
4589 (output_loc_list): Additionally test have_switched_text_sections.
4590 (output_ranges): Likewise.
4591 (dwarf2out_finish): Likewise.
4592 * varasm.c (assemble_start_function): Do not call
4593 insert_section_boundary_note.
4594 (assemble_end_function): If flag_reorder_blocks_and_partition,
4595 switch to the function's section before emitting the .size directive.
4596 * bb-reorder.c (insert_section_boundary_note): Staticify.
4597 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4598 * output.h (insert_section_boundary_note): Delete.
4600 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4603 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4604 instead of pointer equality when comparing types.
4606 2005-10-24 James E. Wilson <wilson@specifix.com>
4608 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4609 add_dependence_list_and_free calls.
4611 2005-10-24 Steven Bosscher <stevenb@suse.de>
4613 * contrib.texi: Add the names of the LLNL folks who donated
4614 Cray pointer support for gfortran.
4616 2005-10-24 Steven Bosscher <stevenb@suse.de>
4618 PR tree-optimization/24225
4619 * profile.c (branch_prob): Look from end to start through a
4620 basic block when looking for a locus.
4622 2005-10-24 Richard Henderson <rth@redhat.com>
4624 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4626 (hppa_expand_prologue): Likewise.
4628 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4630 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4631 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4632 * pa.h (NO_PROFILE_COUNTERS): Define.
4633 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4634 (funcdef_nos): New vector to hold label numbers of deferred profile
4636 (output_deferred_profile_counters): New function.
4637 (hppa_profile_hook): Push label number onto funcdef_nos.
4638 (pa_hpux_file_end): Call output_deferred_profile_counters if
4639 NO_DEFERRED_PROFILE_COUNTERS is false.
4641 * pa-protos.h (get_deferred_plabel): New prototype.
4642 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4644 (output_call): Adjust calls.
4646 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4648 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4649 peculiarity of GOT/TOC section usage.
4651 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4654 * c-common.c (constant_string_class_name): Add documentation.
4656 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4659 * recog.c (peephole2_optimize): Increment peep2_current_count
4660 only when the slot is empty.
4662 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4665 * except.c (output_function_exception_table): Call
4666 assemble_external_libcall if we need a personality function.
4668 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4670 PR rtl-optimization/24460
4671 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4672 set the basic block for barriers.
4674 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4676 * var-tracking.c (vt_initialize): Initialize post.
4678 2005-10-21 Devang Patel <dpatel@apple.com>
4681 * c-common.c (vector_types_convertible_p): Check vector element type.
4683 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4685 * config/sh/sh.c (prepare_move_operands): Handle the address
4686 constant which is a tls symbolic address plus a constant.
4688 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4691 * gcc.c (main): Use the correct counter for erroring out
4692 about mulitple files.
4694 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4697 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4698 use r2 for 64-bit tls .got access.
4700 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4702 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4705 2005-10-20 Steven Bosscher <stevenb@suse.de>
4707 PR tree-optimization/24307
4708 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4710 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4713 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4715 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4716 is ready, stop marking functions, but still mark variables.
4718 2005-10-20 Richard Guenther <rguenther@suse.de>
4721 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4724 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4726 PR rtl-optimization/23585
4727 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4728 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4729 (may_trap_p_1): New predicate extracted from...
4730 (may_trap_p): ... here. Invoke may_trap_p_1.
4731 (may_trap_or_fault_p): New predicate.
4732 * rtl.h (may_trap_or_fault_p): Declare it.
4733 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4734 instead of may_trap_p.
4735 (steal_delay_list_from_fallthrough): Likewise.
4736 (fill_simple_delay_slots): Likewise.
4737 (fill_slots_from_thread): Likewise.
4738 * function.c (pad_to_arg_alignment): Rework comment about
4739 SPARC_STACK_BOUNDARY_HACK.
4740 * config/sparc/sparc.h: Likewise.
4742 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4744 * config/s390/s390.c (s390_expand_insv): New.
4745 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4746 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4747 ("icm_hi"): Remove mode attribute.
4748 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4750 ("*extracthi", "*extractqi"): Remove.
4751 (extv<mode>", "*extzv<mode>"): New.
4752 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4753 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4755 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4757 * cfgexpand.c (discover_nonconstant_array_refs_r,
4758 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4759 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4760 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4761 discover_nonconstant_array_refs.
4763 2005-10-19 Steven Bosscher <stevenb@suse.de>
4766 * c-decl.c (pop_scope): Don't warn about an unused variable
4767 if it is marked with TREE_NO_WARNING.
4768 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4769 somenow mismatch and olddecl is to be replaced.
4771 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4774 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4775 whether registers live on the edge can be saved/restored.
4777 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4779 * config/sh/sh.c (fixup_mova): Skip notes.
4781 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4783 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4784 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4785 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4786 (s390_initial_elimination_offset): Likewise.
4787 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4788 register on TARGET_ZARCH targets.
4789 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4790 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4791 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4792 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4794 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4796 * config/s390/s390.md: Comment describing output modifiers updated.
4797 * config/s390/s390.c (print_operand): Likewise.
4799 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4801 * config/s390/s390.c (override_options): Added check for -mstack-size
4803 * doc/invoke.texi: Mention that limit in the documenation.
4805 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4808 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4810 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4812 Fix PR tree-optimization/24231
4814 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4815 (compute_avail): Ditto.
4817 2005-10-18 Richard Henderson <rth@redhat.com>
4820 * config/i386/i386.c (legitimate_constant_p): Check
4821 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4823 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4824 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4825 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4827 (print_operand_address): Likewise.
4828 * config/i386/predicates.md (x86_64_immediate_operand): Test
4829 SYMBOL_REF_TLS_MODEL properly inside CONST.
4830 (x86_64_zext_immediate_operand): Likewise.
4831 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4832 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4833 * config/i386/i386-protos.h: Remove predicates.md entries.
4835 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4837 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4838 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4840 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4841 Ian Lance Taylor <ian@airs.com>
4844 * fold-const.c (fold_widened_comparison): Do not allow range based
4845 constant folding when right operand cannot be unwidened.
4847 2005-10-17 Richard Henderson <rth@redhat.com>
4849 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4850 with a memory clobber.
4852 2005-10-17 James E Wilson <wilson@specifix.com>
4854 PR rtl-optimization/17356
4855 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4856 checking for EDGE_EH.
4858 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4860 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4861 the slot on an even boundary for any type with 16-byte alignment.
4863 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4866 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4867 after register allocation.
4869 2005-10-17 DJ Delorie <dj@redhat.com>
4871 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4874 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4877 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4880 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4882 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4883 to 2 if it's already non-zero.
4884 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4885 is set and warn about it if flag_schedule_insns is 1.
4887 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4889 * config/crx/crx.md: Compare-and-branch instructions need to
4892 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4895 * config/i386/i386.md (*pushdi2_rex64 splitter)
4896 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4897 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4898 flow2 pass only when (optimize > 0 && flag_peephole2).
4900 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4903 * gcc.c (have_c): New static variable.
4905 (process_command): Remove declation of have_c.
4906 Set have_o to 1 when handling -o.
4907 (main): Add a fatel error if there are multiple
4908 files specified and -o and -c/-S is passed witout
4909 -combine or multiple languages.
4911 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4913 Fix PR tree-optimization/22444
4914 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4915 Assert that we don't hit something with subvars.
4916 (setup_pointers_and_addressables): Don't add things with subvars,
4917 because we'll already process the subvars for aliasing purposes.
4919 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4922 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4923 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4924 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4925 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4926 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4927 swapped, alternatives for the R constraint.
4930 * builtins.c (get_builtin_sync_mode): Make unlimited
4931 mode_for_size request.
4933 2005-10-15 Richard Henderson <rth@redhat.com>
4935 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4936 (gimplify_expr): ... here.
4937 (gimplify_compound_lval): Use it in initial scan loop. Allow
4938 fb_lvalue in base expression.
4940 2005-10-15 Richard Henderson <rth@redhat.com>
4943 * builtins.c (expand_builtin_trap): Export.
4944 * expr.h (expand_builtin_trap): Declare.
4945 * expr.c (expand_assignment): Emit a trap for integral offsets
4946 from registers that weren't reduced to bitpos.
4948 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4949 (mark_array_ref_addressable): Remove.
4950 * tree-flow.h (mark_array_ref_addressable): Remove.
4951 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4953 2005-10-15 James E Wilson <wilson@specifix.com>
4956 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4957 (add_dependence_list_and_free): Likewise.
4958 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4961 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4965 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4966 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4968 (vrp_visit_phi_node): Only prevent infinite iterations when
4969 the previous result and the new result are both VR_RANGEs.
4971 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4973 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4976 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4979 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4982 2005-10-14 Per Bothner <per@bothner.com>
4984 PR preprocessor/21250
4985 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4987 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4990 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4991 overflow flags. Refactor some conditionals.
4993 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4996 * tree-dfa.c (add_referenced_var): Only look at decls which
4997 have TREE_CONSTANT or TREE_READONLY set instead of if
4998 !TREE_PUBLIC or !TREE_CONSTANT.
5000 2005-10-13 James E Wilson <wilson@specifix.com>
5002 * doc/invoke.texi: For -x, add f95-cpp-input.
5003 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5005 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5007 PR tree-optimization/24262
5008 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5009 in loop all the time.
5011 2005-10-12 Richard Henderson <rth@redhat.com>
5014 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5015 * function.c (assign_parm_find_data_types): Don't support it.
5016 * print-tree.c (print_node): Likewise.
5017 * c-common.c (handle_transparent_union_attribute): Likewise.
5018 Use build_duplicate_type.
5019 * tree-inline.c (remap_type_1): Split out of remap_type;
5020 properly remap aggregate fields.
5021 (build_duplicate_type): New.
5022 * doc/extend.texi (Variable Attributes): Remove documentation
5023 for transparent_union.
5025 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5028 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5029 (gen_stack_pointer_dec): Likewise.
5031 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5035 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5037 (struct cxx): Add adjust_class_at_definition target hook.
5038 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5039 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5040 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5041 hook_void_tree. Add to TARGET_CXX.
5042 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5044 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5045 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5046 instead of attribute. Check for dllexport override. Warn if
5047 inconsistent dll linkage. Don't lose old dllimport if decl has
5048 had address referenced. Tweak lookup of dllimport atribute.
5049 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5050 for target specific rules. Don't add dllimport attribute if
5051 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5052 dllimport attribute.
5053 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5054 * varasm.c (initializer_constant_valid_p): Replace
5055 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5059 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5060 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5061 (i[34567]86-*-mingw32*): Likewise.
5063 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5064 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5066 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5067 C++-specific code. Change return value to bool.
5068 (i386_pe_dllimport_p): Likewise.
5069 (associated_type): Simplify and make language-independent
5070 (i386_pe_encode_section_info): Replace override of ambiguous
5071 dllimport symbol refs with a gcc_assert.
5072 (i386_pe_valid_dllimport_attribute_p): Define.
5073 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5074 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5075 i386_pe_adjust_class_at_definition.
5076 * config/i386/winnt-stubs.c: New file. Define stub versions of
5077 lang-specific functions.
5078 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5079 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5080 i386_pe_adjust_class_at_definition.
5081 (i386_pe_valid_dllimport_attribute_p): Declare.
5082 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5083 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5084 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5087 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5088 dllimport attribute with test of DECL_DLLIMPORT_P.
5090 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5092 * combine.c (make_extraction): Correct offset computation.
5094 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5096 * config/cris/t-linux (LIMITS_H_TEST): Define.
5098 2005-10-12 Richard Henderson <rth@redhat.com>
5101 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5103 2005-10-12 Richard Guenther <rguenther@suse.de>
5105 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5107 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5110 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5111 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5114 2005-10-12 Richard Guenther <rguenther@suse.de>
5117 * varasm.c (output_constant): Correct typo from previous
5120 2005-10-11 Ian Lance Taylor <ian@airs.com>
5122 PR rtl-optimization/13931
5123 * combine.c: Revert patch of 2003-05-14, and:
5124 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5125 completely killed in the appropriate insn.
5126 (distribute_notes): Don't skip multiple hard register test for
5127 elim_i1 and elim_i2.
5129 2005-10-11 Richard Henderson <rth@redhat.com>
5132 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5133 to initialize a transparent union instead of a nop_expr.
5135 2005-10-11 Richard Henderson <rth@redhat.com>
5137 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5138 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5139 (tree_ssa_dce_loop): Call scev_reset.
5142 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5143 * tree-ssa-dce.c: Include cfgloop.h.
5144 (tree_ssa_dce_loop, pass_dce_loop): New.
5145 * tree-pass.h (pass_dce_loop): Declare it.
5146 * passes.c (init_optimization_passes): Use it.
5148 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5151 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5152 Only apply the optimization for rounding builtins if the inner
5153 cast is also an extension.
5155 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5158 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5159 mark_new_vars_to_rename instead of update_stmt.
5161 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5163 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5165 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5167 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5168 for setting MMX register to 0 rather than mmx.
5170 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5173 * configure.ac: Move gas check from mips specific case to common case.
5174 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5175 * configure: Regenerate
5176 * doc/install.texi: Update.
5178 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5181 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5183 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5185 * gcc.c (do_spec_1): Accept numeric characters in file name
5188 2005-10-10 Nick Clifton <nickc@redhat.com>
5190 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5191 describing the deleted arm_gen_rotated_half_load function.
5193 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5195 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5198 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5200 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5202 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5203 (EXTRA_MULTILIB_PARTS): Define.
5204 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5205 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5206 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5207 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5208 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5209 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5211 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5213 PR tree-optimization/24226
5214 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5215 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5216 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5219 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5221 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5223 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5226 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5227 Rewrite for no need for the early clobber.
5229 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5231 Merge from csl-arm-branch:
5232 2005-09-07 Paul Brook <paul@codesourcery.com>
5233 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5236 2005-04-30 Paul Brook <paul@codesourcery.com>
5237 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5238 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5240 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5241 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5242 (arm_override_options): Use TARGET_AAPCS_BASED.
5243 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5244 (PTRDIFF_TYPE): Use int for AAPCS.
5245 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5246 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5247 (DEFAULT_SHORT_ENUMS): Delete.
5248 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5250 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5251 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5252 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5253 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5255 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5256 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5258 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5259 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5261 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5262 * config.gcc (arm*-*-linux-gnueabi): Add it.
5263 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5265 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5266 * config/arm/linux-eabi.h: New file.
5267 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5268 (LINUX_TARET_LINK_SPEC): Likewise.
5269 (LINK_SPEC): Use it.
5270 * config/arm/t-linux-eabi: New file.
5272 2005-10-08 Steven Bosscher <stevenb@suse.de>
5275 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5277 (PARAM_SMS_DFA_HISTORY): Likewise.
5279 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5282 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5283 (load_register_parameters): Call it.
5284 (check_sibcall_argument_overlap_1): Likewise.
5285 (store_one_arg): Likewise.
5287 2005-10-07 James E. Wilson <wilson@specifix.com>
5289 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5290 DImode not VECINT24 for operand 2.
5293 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5297 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5298 fr_spill): Use destination_operand for operand 0.
5300 2005-10-07 DJ Delorie <dj@redhat.com>
5302 * varasm.c (output_constant): Limit error to expanding
5305 2005-10-07 Richard Guenther <rguenther@suse.de>
5308 * fold-const.c (fold_binary): Fix operand types during folding
5309 of X op (A, Y). Evaluation order of the side-effects of
5310 X and A are frontend-defined, so ensure we honour that even for
5311 tcc_comparison class operands; eased by removing duplicate code.
5313 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5315 * stor-layout.c (layout_type): Do not allow alignment of array
5316 elements to be greater than their size.
5318 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5320 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5322 (hppa*-*-linux*): Ditto.
5323 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5324 * config/host-hpux.c: New.
5325 * config/x-hpux: New.
5326 * config/pa/x-hpux: Remove.
5327 * config/pa/x-linux: Remove.
5328 * config/pa/pa-host.c: Remove.
5330 2005-10-07 Jeff Law <law@redhat.com>
5332 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5333 determine whether or not to try and thread outgoing edges.
5335 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5337 * config/rs6000/rs6000.md (eqsi_power): New.
5338 (neg_eq0si): Add TARGET_POWER to final condition.
5341 2005-10-06 Richard Henderson <rth@redhat.com>
5343 * config/rs6000/rs6000.c: Revert last change.
5345 2005-10-06 Richard Henderson <rth@redhat.com>
5347 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5348 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5350 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5354 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5355 out return_label and naked_return_label.
5357 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5359 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5362 2005-10-06 Richard Henderson <rth@redhat.com>
5365 * tree-inline.c (declare_return_variable): Handle modify_dest not
5368 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5370 Fix PR tree-optimization/22488
5371 * tree-ssa-structalias.c (check_for_overlaps): New function.
5372 (create_variable_info_for): Use it.
5374 2005-10-06 Richard Henderson <rth@redhat.com>
5377 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5378 (dwarf2out_start_source_file): Print it.
5380 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5382 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5384 2005-10-06 Richard Henderson <rth@redhat.com>
5387 * mode-switching.c (optimize_mode_switching): Clear transp bit
5388 for block with incomming abnormal edges.
5390 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5391 (fpscr_set_from_mem): Use them.
5392 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5393 (fpscr postinc splitters): Rewrite as peephole2+split.
5395 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5397 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5398 (eq<mode>_compare): Same.
5400 2005-10-06 Richard Guenther <rguenther@suse.de>
5402 PR tree-optimization/24238
5403 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5405 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5407 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5408 here. Use AC_PATH_PROG for environment variables instead of
5410 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5412 * configure: Regenerated.
5414 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5417 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5418 then force it into a register.
5419 (call_value): Likewise.
5421 2005-10-06 Richard Henderson <rth@redhat.com>
5424 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5425 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5426 under pass_vectorize.
5428 2005-10-05 Devang Patel <dpatel@apple.com>
5431 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5432 handling constants. Check NAMESPACE_DECL context for constants.
5434 2005-10-05 Eric Christopher <echristo@apple.com>
5436 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5438 2005-10-05 Richard Henderson <rth@redhat.com>
5441 * tree-cfg.c (mark_array_ref_addressable_1): New.
5442 (mark_array_ref_addressable): New.
5443 * tree-flow.h (mark_array_ref_addressable): Declare.
5444 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5446 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5450 * reload.c (subst_reloads): When adding a REG_LABEL to a
5451 jump instruction, also update JUMP_LABEL.
5453 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5455 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5456 * bb-reorder.c (copy_bb_p): Use it.
5457 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5459 2005-10-05 Richard Henderson <rth@redhat.com>
5462 * toplev.c (process_options): Warn about unsupported combinations
5463 of unwind tables and omit-frame-pointer.
5464 * config/i386/i386.c (override_options): Similarly. Enable
5465 accumulate-outgoing-args if not explicitly disabled.
5467 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5469 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5470 Handle big endian vs. small endian.
5471 (vec_initv2sf): Handle big endian vs. small endian.
5472 (*vec_extractv2sf_1): Ditto.
5474 2005-10-05 Dale Johannesen <dalej@apple.com>
5476 * convert.c (convert_to_real): Don't convert
5477 (float)floor(double d) to floorf((float)d).
5479 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5481 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5483 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5485 PR tree-optimization/18587
5486 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5487 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5488 build_vuses): Change to VEC type.
5489 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5490 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5491 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5492 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5493 (get_name_decl): New. Return DECL_UID of base variable.
5494 (operand_build_cmp): New. qsort comparison routine.
5495 (operand_build_sort_virtual): New. Sort virtual build vector.
5496 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5497 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5498 (FINALIZE_BASE): Use get_name_decl.
5499 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5500 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5501 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5502 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5503 direct VEC_* manipulations.
5504 (build_ssa_operands): Call operand_build_sort_virtual.
5505 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5506 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5507 with direct VEC_* manipulations.
5508 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5509 with direct VEC manipulations.
5511 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5513 PR tree-optimization/21419
5514 PR tree-optimization/24146
5515 PR tree-optimization/24151
5517 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5518 (build_asm_expr): Call it if outputs are read-only.
5519 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5521 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5522 Paolo Bonzini <bonzini@gnu.org>
5526 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5527 enable the instructions and not just the built-ins.
5528 * doc/invoke.texi (x86 Options): Likewise.
5530 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5532 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5534 * doc/invoke.texi (Option Summary): Correct spelling
5535 of -mmacosx-version-min.
5537 2005-10-04 Devang Patel <dpatel@apple.com>
5539 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5542 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5544 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5545 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5547 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5549 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5550 ("TE","tg"): New mode attributes.
5551 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5552 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5553 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5554 dword_mode and one for GPRmode.
5556 2005-10-04 Ian Lance Taylor <ian@airs.com>
5558 PR preprocessor/13726
5559 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5560 any comments passed in.
5562 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5564 * tree.c (annotate_with_file_line): Fix typo.
5566 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5569 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5570 type used to access data in the inlined length == 1 case, use
5571 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5572 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5574 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5576 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5577 TARGET_SSE3 and only for TARGET_80387.
5578 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5579 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5580 Do not depend on TARGET_80387.
5582 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5584 * tree.c (last_annotated_node): Change type to location_t*.
5585 (annotate_with_file_line): Reflect the change of
5586 last_annotated_node type.
5588 2005-10-04 Richard Guenther <rguenther@suse.de>
5591 * c-decl.c (grokdeclarator): Don't write to fields
5594 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5597 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5599 * varasm.c (make_decl_rtl): If a register variable does not
5600 have a set user assmbler name, error out.
5601 Decode the asmspec is now name+1 bypassing '*'.
5603 2005-10-04 Steven Bosscher <stevenb@suse.de>
5605 PR tree-optimization/23049
5606 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5607 of a COND_EXPR is folded before calling fold on the whole rhs of a
5608 conditional assignment.
5609 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5610 document that a COND_EXPR may appear there.
5612 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5615 * tree-vrp.c (extract_range_from_assert): If the new numeric
5616 range created out of the assertion contradicts the existing
5617 numeric range of the ASSERT_EXPR variable, make the new range
5620 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5622 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5623 from T_REGS to FP register class.
5625 2005-10-03 Richard Henderson <rth@redhat.com>
5628 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5629 before creating a new one.
5631 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5633 * config/rs6000/t-aix43 (LDFLAGS): New.
5634 * config/rs6000/t-aix52 (LDFLAGS): New.
5636 2005-10-03 Ian Lance Taylor <ian@airs.com>
5638 * gimplify.c (find_single_pointer_decl_1): New static function.
5639 (find_single_pointer_decl): New static function.
5640 (internal_get_tmp_var): For a formal variable, set restrict base
5641 information if appropriate.
5642 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5644 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5645 (DECL_GET_RESTRICT_BASE): Define.
5646 (SET_DECL_RESTRICT_BASE): Define.
5647 (decl_restrict_base_lookup): Declare.
5648 (decl_restrict_base_insert): Declare.
5649 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5650 * tree.c (restrict_base_for_decl): New static variable.
5651 (init_ttree): Initialize restrict_base_for_decl.
5652 (copy_node_stat): Copy restrict base information.
5653 (decl_restrict_base_lookup): New function.
5654 (decl_restrict_base_insert): New function.
5655 (print_restrict_base_statistics): New static function.
5656 (dump_tree_statistics): Call print_restrict_base_statistics.
5658 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5661 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5662 case of anti-ranges.
5664 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5667 * c-typeck.c (tagged_tu_seen): Rename to ...
5668 (tagged_tu_seen_cache): this and add val field.
5669 (comptypes): Move functional to comptypes_internal
5670 and free tagged_tu_seen.
5671 (comptypes_internal): New function and call comptypes_internal
5672 instead of comptypes. Speed up by sibcalling
5673 tagged_types_tu_compatible_p.
5674 (alloc_tagged_tu_seen): New function
5675 (free_all_tagged_tu_seen_up_to): New function.
5676 (tagged_types_tu_compatible_p): Return the val of the seen two
5678 Add that the two types are the same to tagged_tu_seen_base
5679 if they are and call comptypes_internal instead of comptypes.
5680 <case UNION_TYPE>: Speed up common type where the fields are
5682 (function_types_compatible_p): Call comptypes_internal instead of
5684 (type_lists_compatible_p): Likewise.
5685 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5687 2005-10-02 Matthias Klose <doko@debian.org>
5689 * doc/invoke.texi: Fix typo and speling error.
5691 2005-10-01 Richard Henderson <rth@redhat.com>
5693 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5695 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5697 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5698 using --start-group and --end-group.
5700 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5702 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5703 FIXME note regarding quirky semantics.
5705 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5708 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5709 non-null range as a last resort.
5711 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5712 Diego Novillo <dnovillo@redhat.com>
5715 * tree-vrp.c (extract_range_from_assert): For !=
5716 assertions, only build an anti-range if LIMIT is a
5717 single-valued range.
5719 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5721 * arm.md (movqi): On thumb when optimizing, handle loading from
5722 memory by describing this as taking a subreg of a zero-extended load
5723 into an SImode register.
5726 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5728 * reload1.c (merge_assigned_reloads): Do not change any
5729 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5731 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5733 * Makefile.in (LIPO_FOR_TARGET): Define.
5734 (STRIP_FOR_TARGET): Define.
5736 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5737 before creating new ones. Do symlinks before creating the actual
5740 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5741 to work out which multilibs are actually being built.
5743 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5745 * tree-vect-transform.c, config/ms1/ms1.md,
5746 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5747 Follow spelling conventions.
5748 * doc/invoke.texi, doc/md.texi: Fix typos.
5750 2005-09-30 Andrew Macleod <amacleod@redat.com>
5752 PR tree-optimization/21430
5753 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5754 use operands, and set stmt pointer if need be.
5755 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5756 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5759 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5762 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5764 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5766 * optabs.c (expand_binop): Initialize first_pass_p.
5768 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5771 * c-decl.c (c_write_global_declarations_1): If any
5772 wrapup_global_declaration_2 call returned true, restart the loop.
5774 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5776 Fix PR tree-optimization/24117
5777 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5778 before considering whether to use anyoffset.
5780 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5784 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5786 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5788 (swap_commutative_operands_with_target): New.
5790 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5793 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5796 2005-09-29 Steven Bosscher <stevenb@suse.de>
5798 PR tree-optimization/23911
5799 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5800 and IMAGPART_EXPR too.
5802 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5805 * expmed.c (expand_shift): Move logic to reverse rotation
5806 direction when rotating by constants ...
5807 * optabs.c (expand_binop): ... here.
5808 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5809 (ix86_rotrdi3): New pattern.
5810 (rotldi3): Handle 32-bit mode.
5811 (ix86_rotldi3): New pattern.
5813 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5816 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5817 check for numbers that need no bit twiddle.
5819 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5821 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5822 multilib to be built.
5824 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5825 (stage1-start): Delete old libgcc and libunwind before moving
5826 anything into the stage directory.
5827 (stage2-start): Likewise.
5828 (stage3-start): Likewise.
5829 (stage4-start): Likewise.
5830 (stageprofile-start): Likewise.
5831 (stagefeedback-start): Likewise.
5832 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5833 header in tm_file and CPU-specific t-darwin in tmake_file.
5834 (i[34567]86-*-darwin*): Don't change tm_file.
5835 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5836 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5837 shared library stub for target OS version.
5838 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5839 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5840 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5841 (libgcc_s.%.dylib): New.
5843 (install-darwin-libgcc-stubs): New.
5844 (INSTALL_LIBGCC): New append.
5845 * config/i386/darwin-libgcc.10.4.ver: New.
5846 * config/i386/darwin-libgcc.10.5.ver: New.
5847 * config/i386/t-darwin: New.
5848 * config/rs6000/darwin-libgcc.10.4.ver: New.
5849 * config/rs6000/darwin-libgcc.10.5.ver: New.
5850 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5851 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5853 2005-09-28 Paul Brook <paul@codesourcery.com>
5855 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5858 2005-09-28 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/23853
5861 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5862 host_integerp to verify misalignment value.
5864 2005-09-28 Richard Henderson <rth@redhat.com>
5866 * builtins.c (get_builtin_sync_mode): New.
5867 (expand_builtin_sync_operation): Pass in mode argument.
5868 (expand_builtin_compare_and_swap): Likewise.
5869 (expand_builtin_lock_test_and_set): Likewise.
5870 (expand_builtin_lock_release): Likewise.
5871 (expand_builtin): Update to match.
5873 2005-09-28 Nick Clifton <nickc@redhat.com>
5875 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5876 formatting. Add check to PLUS case to ensure that the offset is
5877 within an acceptable range.
5879 * config/v850/v850.md (casesi): Disable the generation of the
5880 switch pattern as it is not being handled properly at the moment.
5882 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5883 for when the high words are identical.
5885 2005-09-27 Richard Henderson <rth@redhat.com>
5887 * pretty-print.c (pp_base_format): Fix typo for %>.
5889 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5890 Devang Patel <dpatel@apple.com>
5892 PR tree-optimization/23625
5893 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5894 LABEL_EXPR, assertion check.
5896 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5898 * optabs.c (no_conflict_move_test): Check if a result of a
5899 to-be-moved insn would be clobbered by an originally
5902 2005-09-27 Jeff Law <law@redhat.com>
5904 * passes.c (init_optimization_passes): Replace copy propagation
5905 passes immediately after DOM with phi-only copy propagation
5906 pases. Add phi-only copy propagation pass after first DOM pass.
5907 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5908 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5909 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5910 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5911 to init_copy_prop. Callers updated.
5912 (do_phi_only_copy_prop): New function.
5913 (pass_phi_only_copy_prop): New pass descriptor.
5915 2005-09-27 Nick Clifton <nickc@redhat.com>
5917 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5919 2005-09-26 Jason Merrill <jason@redhat.com>
5922 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5924 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5926 2005-09-26 James E Wilson <wilson@specifix.com>
5928 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5929 copyright. Add gcc copyright plus libgcc exception.
5930 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5932 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5934 2005-09-26 Jeff Law <law@redhat.com>
5936 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5937 about when to iterate.
5939 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5942 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5943 for __complex__ double in -mcpu=G5 mode.
5945 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5947 PR tree-optimization/23942
5948 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5949 * tree-scalar-evolution.c: Include params.h.
5951 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5952 follow_ssa_edge_in_condition_phi_branch,
5953 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5954 Change return type to t_bool. Use a parameter to limit the size of
5955 trees that are walked before stopping
5956 (analyze_evolution_in_loop): Initialize the limit to 0.
5957 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5958 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5960 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5963 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5964 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5966 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5968 * combine.c (make_extraction): Check for valid use of subreg.
5970 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5973 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5974 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5975 ("fist<mode>2_with_temp"): Use only register operands.
5977 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5979 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5980 CALL_INSN_FUNCTION_USAGE.
5982 2005-09-26 Richard Guenther <rguenther@suse.de>
5985 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5986 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5987 (ldst_entry): Use the hashtable instead of list-walking.
5988 (find_rtx_in_ldst): Likewise.
5989 (free_ldst_entry): Free the hashtable.
5990 (compute_ld_motion_mems): Create the hashtable.
5991 (trim_ld_motion_mems): Remove entry from hashtable if
5992 removing it from list.
5993 (compute_store_table): Likewise^2.
5994 (store_motion): Free hashtable in case we did not see
5997 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5999 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6000 and arg1 if we are passing them to fold_build2.
6002 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6005 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6008 2005-09-25 Richard Henderson <rth@redhat.com>
6010 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6011 SYMBOL_REF_TLS_MODEL to be correct.
6013 2005-09-24 Richard Henderson <rth@redhat.com>
6015 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6016 end of function. Reindent.
6018 2005-09-24 Ian Lance Taylor <ian@airs.com>
6020 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6021 NEGATE_EXPR/BIT_NOT_EXPR case.
6023 2005-09-24 Richard Henderson <rth@redhat.com>
6025 * c-common.c (handle_mode_attribute): When not modifying in place,
6026 create subtypes for enumerations.
6027 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6028 * gimplify.c (create_tmp_from_val): Likewise.
6030 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6032 * config/i386/i386.md (*tls_global_dynamic_64,
6033 *tls_local_dynamic_base_64): Add missing mode to call.
6034 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6036 2005-09-24 Jan Hubicka <jh@suse.cz>
6038 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6039 (cgraph_clone_node): Likewise.
6040 * cgraph.h (cgraph_clone_edge): Update prototype.
6041 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6042 duplicated prototypes; add updating argument.
6043 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6044 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6046 (cgraph_mark_inline_edge): Likewise.
6047 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6048 (cgraph_flatten_node): Likewise.
6049 (cgraph_decide_recursive_inlining): Likewise.
6050 (cgraph_decide_inlining_of_small_function): Likewise.
6051 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6053 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6054 Pete Steinmetz <steinmtz@us.ibm.com>
6056 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6057 (rldic.): Set type to "compare".
6059 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6060 mfjmpr for MFCTR/MFLR.
6061 (movdf_hardfloat64): Same.
6062 (movdf_softfloat64): Same. Correct order of store and move types.
6063 (movti_string): Set type to store_ux/load_ux.
6064 (load_multiple): Set type to load_ux.
6065 (store_multiple): Set type to store_ux.
6066 (movmemsi): Set type to store_ux.
6067 (output_cbranch direct_return): Set type to jmpreg.
6068 (stmw): Set type to store_ux.
6069 (lmw): Set type to load_ux.
6070 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6071 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6072 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6073 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6074 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6075 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6076 (rios1-fpstore): Increase latency to 3.
6077 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6078 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6080 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6081 Andrew Pinski <pinskia@physics.uc.edu>
6083 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6084 operand2 constraint to "b".
6085 (sync_<fetchop_name>di_internal): Same.
6086 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6088 (sync_old_<fetchop_name>di_internal): Same.
6089 (sync_new_<fetchop_name>si_internal): Same.
6090 (sync_new_<fetchop_name>di_internal): Same.
6092 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6095 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6096 case, define as macros.
6098 PR rtl-optimization/23837
6099 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6100 clobber / clobber match between dest and p->first.
6102 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6103 (no_conflict_move_test): Update comments.
6105 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6107 * doc/install.texi: Update URL for Jacks.
6108 * doc/sourcebuild.texi: Likewise.
6110 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6113 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6114 registers when choosing register preferences.
6115 (movdf_hardfloat64): Same.
6117 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6119 * expmed.c (expand_shift): Don't use the target of the rotate as
6120 target for the first expanded shift insn.
6121 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6123 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6125 PR tree-optimization/22438
6126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6127 preserved iv rhs rewriting specially.
6129 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6131 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6132 estimate_only is true.
6133 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6134 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6135 tree-ssa-structalias.c
6136 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6137 ref_contains_indirect_ref.
6138 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6140 2005-09-21 DJ Delorie <dj@redhat.com>
6142 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6144 (mn10300_return_in_memory): Support variable size types also.
6145 (mn10300_pass_by_reference): Likewise.
6146 (mn10300_function_value): New.
6147 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6148 (FUNCTION_OUTGOING_VALUE): Likewise.
6149 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6150 * doc/invoke.texi: Document it.
6152 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6155 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6156 force integer op1 into register for XFmode compares.
6158 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6161 * expmed.c (alg_code): Add alg_impossible.
6162 (alg_hash_entry): Add cost.
6163 (synth_mult): Record alg_impossible in the hash table if
6164 multiplication by a given integer is impossble within the
6165 limit. Speed up using alg_impossible.
6167 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6169 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6170 argument. Allow and set any offset if needs_anyoffset is passed
6172 (get_constraint_for): Add argument here too.
6174 (do_structure_copy): Pass NULL to get_constraint_for.
6175 (handle_ptr_arith): Ditto.
6176 (find_func_aliases): Ditto.
6178 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6180 PR rtl-optimization/23898
6181 * output.h (get_attr_min_length): Declare.
6182 * final.c (get_attr_length_1): New function, broken out of:
6184 (get_attr_min_length): New function.
6185 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6186 (duplicate_computed_gotos): Likewise.
6187 * genattr.c (insn_min_length): Generate declaration.
6188 * genattrtab.c (min_fn, min_attr_value): New functions.
6189 (make_length_attrs): Generate insn_min_length.
6191 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6193 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6195 2005-09-20 Richard Henderson <rth@redhat.com>
6197 PR tree-optimization/24059
6198 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6201 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6203 * c.opt (fextended-identifiers): New.
6204 * c-opts.c (c_common_handle_option): Handle
6205 -fextended-identifiers.
6206 * doc/cpp.texi: Update documentation of extended identifiers.
6207 * doc/cppopts.texi (-fextended-identifiers): Document.
6209 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6211 PR tree-optimization/23929
6212 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6215 PR tree-optimization/23818
6216 * tree-stdarg.c (execute_optimize_stdarg): Call
6217 calculate_dominance_info.
6219 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6221 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6222 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6223 (compute_overlap_steps_for_affine_1_2): Use
6224 get_number_of_iters_for_loop.
6225 (analyze_subscript_affine_affine): Check whether difference is
6227 Use get_number_of_iters_for_loop.
6228 Check whether overlap occurs outside of bounds.
6229 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6231 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6233 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6234 base register if possible.
6236 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6238 PR tree-optimization/18463
6239 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6240 converting it directly is not possible.
6241 (chrec_convert_aggressive): New function.
6242 * tree-chrec.h (chrec_convert_aggressive): Declare.
6243 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6244 Fold chrec conversions aggressively if asked to.
6245 (instantiate_parameters): Modified because of changes in
6246 instantiate_parameters_1.
6248 2005-09-19 Richard Henderson <rth@redhat.com>
6250 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6251 (reduc_splus_v2df): New.
6253 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6255 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6256 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6258 2005-09-19 Richard Henderson <rth@redhat.com>
6260 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6263 2005-09-19 Richard Henderson <rth@redhat.com>
6265 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6266 (ia64_expand_dot_prod_v8qi): New.
6267 * config/ia64/ia64-protos.h: Update.
6268 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6269 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6270 sdot_prodv8qi, sdot_prodv4hi): New.
6271 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6273 2005-09-19 Richard Henderson <rth@redhat.com>
6276 * real.c (exact_real_truncate): Return false if the format cannot
6277 represent the number as a normal.
6279 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6280 for a memory source.
6282 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6284 * tree-ssa-operands.c (swap_tree_operands): Export.
6285 * tree.h (swap_tree_operands): Declare.
6286 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6287 Call swap_tree_operands.
6289 2005-09-19 Richard Henderson <rth@redhat.com>
6291 * tree-flow.h (merge_alias_info): Declare.
6292 * tree-ssa-copy.c (merge_alias_info): Export.
6293 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6294 (vect_create_data_ref_ptr): Use create_iv directly.
6295 (vectorizable_load): Use correct types for integer constants.
6296 (vect_generate_tmps_on_preheader): Likewise.
6297 (vect_gen_niters_for_prolog_loop): Likewise.
6299 2005-09-19 Steven Bosscher <stevenb@suse.de>
6301 PR rtl-optimization/23943
6302 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6304 2005-09-18 Jan Hubicka <jh@suse.cz>
6306 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6308 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6310 * varasm.c (output_constant): Do not abort on conversions to union
6311 types between different sizes.
6313 2005-09-18 Richard Guenther <rguenther@suse.de>
6316 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6319 2005-09-18 Paul Brook <paul@codesourcery.com>
6321 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6323 2005-09-17 Richard Henderson <rth@redhat.com>
6325 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6326 * tree-ssa-loop.c (pass_vect_dce): Remove.
6327 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6330 2005-09-17 Richard Henderson <rth@redhat.com>
6332 * tree-pass.h (pass_vect_dce): Declare.
6333 * passes.c (init_optimization_passes): Add it.
6334 * tree-flow.h (tree_ssa_dce): Declare.
6335 * tree-ssa-dce.c (tree_ssa_dce): Export.
6336 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6337 (gate_tree_vectorize): ... here.
6338 (pass_vect_dce): New.
6340 2005-09-17 Jan Hubicka <jh@suse.cz>
6342 * except.c (struct eh_status): Turn region_array into vec.
6343 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6344 convert_from_eh_region_ranges, find_exception_handler_labels,
6345 current_function_has_exception_handlers, assign_filter_values,
6346 build_post_landing_pads, dw2_build_landing_pads,
6347 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6348 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6349 foreach_reachable_handler, can_throw_internal_1,
6350 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6352 (duplicate_eh_region_1): Update region_array.
6353 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6355 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6358 * expmed.c (expand_mult): Substitute simple register for op0 when
6361 2005-09-17 Richard Henderson <rth@redhat.com>
6363 * expr.c (emit_move_via_integer): Add force argument, pass it on
6364 to emit_move_change_mode. Update callers.
6365 (emit_move_complex): Pass true to new force argument.
6366 * function.c (expand_function_end): Move expand_eh_return call
6367 earlier. Merge sub-word complex values into a pseudo before
6368 copying to the return hard register.
6370 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6372 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6373 between different sizes.
6375 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6379 * passes.c (init_optimization_passes): Register dump files for
6382 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6384 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6385 * config/s390/s390.c (s390_overlap_p): New function.
6386 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6387 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6390 2005-09-16 Richard Guenther <rguenther@suse.de>
6392 * ipa-pure-const.c (static_execute): Free auxiliar information.
6393 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6394 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6396 2005-09-15 DJ Delorie <dj@redhat.com>
6398 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6400 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6402 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6404 (swap_commutative_operands_with_target): New.
6406 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6408 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6411 (estimate_iters_using_array): New function.
6412 * tree-data-ref.h (estimate_iters_using_array): Prototype
6413 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6414 Use estimate_iters_using_array instead of analyze_array.
6416 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6418 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6421 2005-09-15 Michael Matz <matz@suse.de>
6423 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6425 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6427 PR tree-optimization/23835
6428 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6429 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6431 2005-09-14 Richard Henderson <rth@redhat.com>
6433 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6434 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6436 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6438 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6439 in the ARRAY_TYPE case.
6441 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6443 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6445 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6448 * tree-vect-transform.c (vectorizable_operation): Return false for
6449 scalar shift operations and for vector shift operations with
6450 non-invariant shift arguments. Use scalar tree operand op1 as
6451 a shift operand when vector shift insn pattern uses scalar shift
6453 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6455 2005-09-14 Olivier Hainque <hainque@adacore.com>
6457 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6458 value if it has side-effects.
6460 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6463 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6465 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6467 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6468 passed as NAME as if it were label at start of function code.
6470 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6472 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6475 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6477 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6478 as early clobber. Rewrite so the PIC register is not implicitly used.
6480 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6482 * tree.c (annotate_with_file_line): Compare line numbers before
6485 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6488 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6489 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6491 2005-09-13 Ian Lance Taylor <ian@airs.com>
6493 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6494 than a HOST_WIDEST_INT to gen_doloop_begin.
6496 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6498 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6500 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6502 PR tree-optimize/23817
6503 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6505 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6508 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6509 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6510 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6511 (restore_stack_nonlocal): Likewise.
6512 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6514 2005-09-12 Ian Lance Taylor <ian@airs.com>
6517 * c.opt (ffriend-injection): New C++ option.
6518 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6519 (C++ Dialect Options): Document -ffriend-injection.
6521 2005-09-12 Josh Conner <jconner@apple.com>
6524 * ipa-reference.c (static_execute): Don't mark variables in
6525 named sections TREE_READONLY.
6527 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6529 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6532 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6534 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6535 V_MUST_DEF instead of just the first_use_p.
6536 Don't mark the virtual variables for renaming on the statement which
6538 (pass_dse): Remove TODO_update_ssa.
6540 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6543 * stor-layout.c (compute_record_mode): For records with a single
6544 field, actually check the field's mode size against the type size.
6546 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6547 registers for TARGET_SHMEDIA.
6548 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6549 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6550 of GENERAL_REGS and FP_REGS.
6552 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6554 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6556 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6558 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6559 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6560 are omitted. Exclude stack_tie insn too.
6562 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6564 PR rtl-optimization/23098
6565 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6567 * config/rs6000/rs6000.md (movdf splitter): Use
6568 const_double_operand predicate for TARGET_POWERPC64.
6569 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6570 SYMBOL_REF method to ABI_V4.
6572 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6573 replace_equiv_address.
6574 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6575 rs6000_sr_alias_set and MEM_NOTRAP.
6576 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6578 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6580 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6581 handle CALL_EXPR again.
6583 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6585 * arm/predicates.md (alignable_memory_operand): Delete.
6587 2005-09-10 Richard Henderson <rth@redhat.com>
6590 * dbxout.c (dbxout_expand_expr): New.
6591 (dbxout_symbol): Use it.
6593 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6595 * arm.c (arm_gen_rotated_half_load): Delete.
6596 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6597 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6598 (thumb_set_return_address): Likewise.
6599 (thumb_load_double_from_address): Use adjust_address.
6600 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6601 (extendhsisi2_mem, movhi_bytes): Use change_address.
6602 (movhi): Use widen_memory_access.
6603 (reload_out_df): Use replace_equiv_address.
6604 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6606 2005-09-09 Richard Henderson <rth@redhat.com>
6609 * dbxout.c: Include expr.h.
6610 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6611 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6612 * Makefile.in (dbxout.o): Add EXPR_H.
6614 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6616 PR tree-optimization/23509
6617 * tree-cfg.c (replace_uses_by): Use replace_exp.
6618 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6619 pointers have name_mem_tag or type_mem_tag set.
6621 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6623 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6624 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6625 of wrongly accessing operands.
6627 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6629 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6630 * tree-chrec.c: Include tree-scalar-evolution.h.
6631 (chrec_convert): Instantiate the base and step before calling
6632 scev_probably_wraps_p that would fail on parametric evolutions.
6633 Collect all the fails into a single section failed_to_convert,
6634 print a diagnostic, and return chrec_dont_know instead of calling
6636 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6637 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6639 (scev_const_prop): Don't replace the definition of a loop closed ssa
6640 phi node by itself, or by another loop closed ssa phi node.
6641 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6642 that base and step are defined.
6644 2005-09-09 Richard Guenther <rguenther@suse.de>
6647 * fold-const.c (fold_ternary): Check truth_value_p before
6648 calling invert_truthvalue.
6650 2005-09-09 Nick Clifton <nickc@redhat.com>
6652 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6653 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6654 dimension of these arrays.
6655 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6657 * longlong.h: Only provide a prototype for the __clz_tab[] array
6658 if this header has not been included from libgcc2.h.
6659 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6661 Provide prototypes for exported functions.
6662 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6665 2005-09-08 Josh Conner <jconner@apple.com>
6669 * expr.c (expand_expr_addr_expr_1): Don't invoke
6670 expand_simple_binop for EXPAND_INITIALIZER.
6672 2005-09-08 Richard Henderson <rth@redhat.com>
6675 * toplev.c (wrapup_global_declaration_1): Split out ...
6676 (wrapup_global_declaration_2): ... from ...
6677 (wrapup_global_declarations): ... here. Return bool.
6678 (check_global_declaration_1): Split out ...
6679 (check_global_declarations): from here.
6680 (emit_debug_global_declarations): New.
6681 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6682 check_global_declaration_1, emit_debug_global_declarations): Declare.
6683 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6684 of decls. Call wrapup_global_declaration_1,
6685 wrapup_global_declaration_2, check_global_declaration_1 directly.
6686 (c_write_global_declarations_2): New.
6688 (c_write_global_declarations): Call c_write_global_declarations_2.
6689 * langhooks.c (write_global_declarations): Call
6690 emit_debug_global_declarations.
6692 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6693 remove decls that have DECL_RTL_SET_P.
6694 * passes.c (rest_of_decl_compilation): Invoke
6695 cgraph_varpool_finalize_decl for all but functions.
6697 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6699 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6700 the result of a conversion if the new min and max cannot be compared.
6702 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6704 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6705 (override_options): Setting s390_sr_alias_set removed.
6706 (save_fpr, save_gprs): Set alias set to vararg or frame.
6707 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6708 s390_sr_alias_set with get_frame_alias_set ().
6709 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6710 get_varargs_alias_set ().
6712 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6716 * c-parser.c (c_parser_objc_method_definition): If the next
6717 token is not "{", error out and don't start the function.
6719 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6721 * tree-vrp.c (extract_range_from_expr): Move the check for non
6722 nullness after the check for gimple invariant.
6724 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6726 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6728 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6731 * config/m32r.md (movmemsi_internal): Canonicalize order of
6732 operands in PLUS component of template.
6734 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6736 * reload1.c (fixup_eh_region_note): Remove assertion.
6737 (fixup_abnormal_edges): Reverted removal of call to
6738 find_many_sub_basic_blocks made on 2005-08-31.
6740 2005-09-07 Richard Henderson <rth@redhat.com>
6742 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6743 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6744 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6745 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6746 rearrange for better packing.
6747 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6748 (lookup_cfa_1): Remove inline marker.
6749 (cfa_equal_p): Split out of ...
6750 (def_cfa_1): ... here. Use INVALID_REGNUM.
6751 (build_cfa_loc): Handle !cfa->indirect.
6752 (frame_pointer_cfa_offset): New.
6753 (dbx_reg_number): Assert register elimination performed; do
6754 leaf register remapping.
6755 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6756 (eliminate_reg_to_offset): New.
6757 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6758 for verifiably local stack frame addresses; re-base to CFA.
6759 (mem_loc_descriptor): Remove can_use_fbreg argument.
6760 (concat_loc_descriptor, loc_descriptor): Likewise.
6761 (containing_function_has_frame_base): Remove.
6762 (rtl_for_decl_location): Don't do register elimination or
6763 leaf register remapping here.
6764 (secname_for_decl): Split out from ..
6765 (add_location_or_const_value_attribute): ... here.
6766 (convert_cfa_to_loc_list): New.
6767 (compute_frame_pointer_to_cfa_displacement): New.
6768 (gen_subprogram_die): Use them.
6769 * tree.h (frame_base_decl): Remove.
6770 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6771 (prologue_stack_adjust): Remove.
6772 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6773 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6774 (set_frame_base_location): Remove.
6775 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6776 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6777 (vt_add_function_parameters): Don't eliminate_regs.
6778 (vt_initialize): Don't create frame_base_decl.
6780 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6782 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6783 version of GNU binutils for 4.x and later.
6785 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6787 * ggc-page.c (ggc_push_context): Remove.
6788 (ggc_pop_context): Likewise.
6789 * ggc.h (ggc_push_context): Remove.
6790 (ggc_pop_context): Likewise.
6792 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6795 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6796 returning from an interrupt handler.
6798 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6801 * config/arc/arc.c (output_shift): Add check for loop count when
6804 2005-09-06 Steven Bosscher <stevenb@suse.de>
6806 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6808 (abs_replacement): Likewise.
6809 (pass_phiopt): Remove TODO_update_ssa.
6811 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6814 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6815 if "return with no value, in function returning non-void" warning
6817 * tree-cfg.c (execute_warn_function_return): Don't look at
6818 RETURN_EXPRs with TREE_NO_WARNING set.
6821 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6822 for internal functions doesn't use registers used by global registers
6823 variables. Use fewer register parameters if there are global register
6826 2005-09-06 Olivier Hainque <hainque@adacore.com>
6827 Eric Botcazou <ebotcazou@adacore.com>
6830 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6831 when we would be extracting outside its bit span (bitpos+bitsize
6832 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6833 Ada unchecked conversions.
6835 2005-09-06 Steven Bosscher <stevenb@suse.de>
6837 * tree-ssa-pre.c (try_look_through_load): New function.
6838 (compute_avail): Use it to try to look through loads for some
6839 more useful expressions.
6841 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6843 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6844 condition for detecting cases like (a&a) and (a^a).
6846 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6848 * common.opt: Add option ftree-vect-loop-version.
6849 * params.def: Add --param vect-max-version-checks.
6850 * doc/invoke.texi: Document ftree-vect-loop-version and
6851 --param vect-max-version-checks.
6852 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6853 may_misalign_stmts and defines for accessors.
6854 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6855 LOOP_VINFO_MAY_MISALIGN_STMTS.
6856 (destroy_loop_vec_info): VEC_free for
6857 LOOP_VINFO_MAY_MISALIGN_STMTS.
6858 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6859 Update documentation.
6860 (vect_update_misalignment_for_peel): New.
6861 (vect_enhance_data_refs_alignment): Update to choose loop
6862 peeling or loop versioning if appropriate for the (potentially)
6863 unaligned data references in the loop.
6864 (vect_analyze_data_refs_alignment): Remove call to
6865 vect_enhance_data_refs_alignment so the checks can be done
6867 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6868 and move up call to vect_analyze_data_refs_alignment.
6869 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6870 (vect_transform_loop): Add call to loop_version.
6872 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6874 PR rtl-optimization/23098
6875 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6876 * simplify-rtx.c (constant_pool_reference_p): New function.
6877 * rtl.h (constant_pool_reference_p): New prototype.
6878 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6879 constant_pool_reference_p in condition and
6880 avoid_constant_pool_reference in preparation statements.
6882 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6884 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6885 STRICT_LOW_PART SETs.
6887 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6890 * except.c (sjlj_emit_function_enter): Find the function begin
6891 note even when it's not in first basic block.
6893 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6895 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6896 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6897 * aclocal.m4: Regenerate.
6899 2005-09-05 DJ Delorie <dj@redhat.com>
6901 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6904 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6906 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6907 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6908 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6909 Follow spelling conventions.
6910 * doc/invoke.texi: Follow spelling conventions.
6912 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6914 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6915 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6916 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6918 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6921 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6922 (output_stack_adjust): Use gen_tmp_stack_mem.
6923 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6924 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6925 (sh_get_pr_initial_val): Likewise.
6926 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6927 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6928 * sh.md (divsi_inv_m0): Use gen_const_mem.
6929 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6930 (movdf_i4+1): Use gen_tmp_stack_mem.
6931 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6932 (fpu_switch+2): Likewise.
6933 (movv4sf_i, movv16sf_i): Use adjust_address.
6934 (symGOT_load): Set MEM_NOTRAP_P bit.
6936 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6939 * pa.c (emit_move_sequence): Fix typo in last change.
6941 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6943 PR rtl-optimization/23454
6944 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6947 2005-09-03 Richard Henderson <rth@redhat.com>
6948 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6951 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6954 2005-09-02 Nicolas Pitre <nico@cam.org>
6956 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6957 to bit_count to 32 bits.
6959 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6962 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6963 generating synthetic loads from volatile lvalues.
6965 005-09-02 Nick Clifton <nickc@redhat.com>
6967 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6968 __ctzhi2, __clzhi2): New functions.
6970 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6973 * tree-nested.c (struct var_map_elt): Mark with GTY.
6974 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6976 (lookup_field_for_decl): Allocate new element in GC memory.
6977 (lookup_tramp_for_decl): Likewise.
6978 (convert_nl_goto_reference): Likewise
6979 (create_nesting_tree): Allocate info in GC memory. Likewise for
6981 (free_nesting_tree): Free with ggc_free instead of free.
6982 (root): New static variable.
6983 (lower_nested_functions): Remove root as local variable. And zero out
6984 root at the end of the function.
6986 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6988 PR rtl-optimization/20365
6989 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6990 to short. New member ix.
6991 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6992 (simplify_plus_minus): Initialize ix members before calling qsort.
6994 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6996 PR tree-optimization/23626
6997 * tree-cfg.c (replace_uses_by): Clean up eh info.
6999 2005-09-01 DJ Delorie <dj@redhat.com>
7001 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7004 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7006 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7007 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7010 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7012 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7013 do not issue warning for a variable definition following
7016 2005-09-01 Richard Henderson <rth@redhat.com>
7019 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7020 conversion to CONST_VECTOR.
7022 2005-09-01 Richard Henderson <rth@redhat.com>
7025 * reload1.c (reload_as_needed): Check !CALL_P before calling
7026 fixup_eh_region_note.
7027 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7029 2005-09-01 DJ Delorie <dj@redhat.com>
7031 * varasm.c (output_constant): Let the target resolve
7032 conversions of addresses to non-default pointer sizes.
7034 2005-09-01 Nicolas Pitre <nico@cam.org>
7036 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7037 to alow matching ARM pre-indexed addressing mode.
7038 (arm_override_options): Remove now irrelevant comment.
7040 2005-09-01 Phil Edwards <phil@codesourcery.com>
7042 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7043 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7044 * config/i386/vxworks.h: Likewise.
7045 * config/i386/t-vxworksae: New file, for VxWorks AE.
7046 * config/i386/vxworksae.h: Likewise.
7048 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7050 PR tree-optimization/23410
7051 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7052 sequence is not wrapping during the first step.
7054 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7057 * dwarf2out.c (base_type_die): Compare char_type_node with
7058 TYPE_MAIN_VARIANT (type), not type.
7060 2005-09-01 Richard Guenther <rguenther@suse.de>
7062 PR tree-optimization/15366
7063 * common.opt: Add -finline-functions-called-once.
7064 Put -fearly-inlining in alphabetically ordered place.
7065 * doc/invoke.texi: Document new option.
7066 * ipa-inline.c (cgraph_decide_inlining): Honour
7067 flag_inline_functions_called_once.
7069 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7071 PR rtl-optimization/23478
7072 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7073 (alloc_qty): Initialize it.
7074 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7075 (combine_regs): Combine also n_throwing_calls_crossed fields.
7076 (find_free_reg): Don't attempt to caller-save pseudos crossing
7077 calls that might throw.
7078 * global.c (struct allocno): Add throwing_calls_crossed field.
7079 (global_alloc): Revert 2005-08-22 change. Initialize
7080 throwing_calls_crossed.
7081 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7084 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7087 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7088 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7089 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7090 (and64_2_operand): Tweak to use predicate.
7091 (and_operand): Adjust for mask_operand changes.
7092 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7093 (print_operand): Likewise.
7094 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7095 (mask64_1or2_operand): Delete.
7096 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7097 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7098 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7099 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7100 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7101 (rotldi3_internal4): Likewise.
7102 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7103 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7104 (ashldi3_internal7): Likewise.
7105 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7106 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7107 (anddi3 split): Don't match mask64_operand.
7108 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7109 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7110 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7111 't' splitter predicate.
7112 (movdi_internal64 + 2): Revert 2005-06-11 change.
7114 2005-08-31 DJ Delorie <dj@redhat.com>
7116 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7117 (m32c_asm_integer): Add support for 32 bit pointers.
7119 2005-08-31 Richard Henderson <rth@redhat.com>
7121 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7122 component-like references for setting MEM_NOTRAP_P.
7124 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7125 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7127 2005-08-31 Richard Henderson <rth@redhat.com>
7129 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7130 into a pseudo before applying gen_lowpart.
7132 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7134 * doc/install.texi (Specific): Update cctools version required
7135 for full functionality.
7136 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7137 linkers as -macosx_version_min.
7139 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7142 * sh.c (print_operand, %R and %S): Add handling of floating point
7143 registers, memory, constants and invalid operands.
7145 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7147 * ipa-pure-const.c: Change dump name.
7149 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7152 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7153 to "reg_or_0_operand".
7154 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7156 2005-08-31 Dale Johannesen <dalej@apple.com>
7158 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7159 loops that count down.
7161 2005-08-31 Richard Henderson <rth@redhat.com>
7164 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7165 (fixup_eh_region_note): New.
7166 (reload_as_needed): Call it.
7167 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7168 don't call find_many_sub_basic_blocks; call verify_flow_info.
7169 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7170 (keep_stack_depressed): Likewise.
7171 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7173 2005-08-31 Richard Henderson <rth@redhat.com>
7175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7178 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7180 * expr.c (expand_expr_real_1): Compare size of address
7181 mode to target's address mode size in deciding expansion of
7182 the constant address.
7184 2005-08-31 Richard Guenther <rguenther@suse.de>
7187 * expr.c (all_zeros_p): New function.
7188 (expand_expr_real_1): Handle the case of an all-zero
7189 non-addressable constructor separately.
7191 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7193 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7194 arguments, adjust all callers.
7195 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7197 2005-08-30 Richard Henderson <rth@redhat.com>
7200 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7201 whenever the mode sizes match.
7203 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7205 * calls.c (load_register_parameters): Fix comment typo.
7206 * expr.c (emit_push_insn): Comment formatting.
7208 2005-08-30 Ian Lance Taylor <ian@airs.com>
7210 * config/i386/x-cygwin (host-cygwin): Change dependency from
7211 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7213 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7215 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7218 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7221 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7222 call to ggc_collect.
7224 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7227 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7228 beginning. Remove $(INCLUDES) from all the rules, if following
7229 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7231 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7234 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7235 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7236 not constant, but maxlen is, don't set len to maxlen, rather
7237 set maxlen to len if len is a constant.
7239 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7241 PR tree-optimization/23475
7242 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7245 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7247 Fix PR middle-end/22455
7249 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7250 Checksum only the parts of the tree that exist for the tree code.
7252 2005-08-28 Dale Johannesen <dalej@apple.com>
7254 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7256 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7258 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7260 2005-08-28 Richard Henderson <rth@redhat.com>
7262 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7263 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7266 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7269 * builtins.c (get_memory_rtx): Don't strip nops
7270 in between COMPONENT_REFs.
7272 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7275 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7277 (gimplify_modify_expr): Check for zero sized types and gimplify the
7278 rhs and lhs as statements.
7280 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7283 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7284 state for return address column of signal frames.
7286 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7289 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7290 bytes >= 2 not bytes == 2.
7291 (expand_block_move): Same.
7293 2005-08-27 Richard Guenther <rguenther@suse.de>
7296 * config/i386/sse.md (sse2_movsd): Add missing closing
7299 2005-08-27 Paul Brook <paul@codesourcery.com>
7301 * genrecog.c (enum decision_type): Add DT_num_insns.
7302 (struct decision_test): Add u.num_insns.
7303 (add_to_sequence): Add DT_num_insns test.
7304 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7305 (write_cond, debug_decision_2): Ditto.
7306 (change_state): Assume peep2_next_insn never fails.
7307 Remove "afterward" argument.
7308 (write afterward, write_tree): Update to match.
7309 * recog.c (peep2_current_count): New variable.
7310 (peep2_next_insn): Check it.
7311 (peephole2_optimize): Set peep2_current_count.
7312 * recog.h (peep2_current_count): Declare.
7314 2005-08-26 Josh Conner <jconner@apple.com>
7317 * ipa-pure-const.c (check_tree): Check for volatile-ness
7318 when considering a dereference.
7320 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7322 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7324 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7326 PR rtl-optimization/23561
7327 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7328 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7329 at most LEN bytes long memory fits into the field.
7330 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7331 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7332 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7334 2005-08-26 Richard Henderson <rth@redhat.com>
7337 * loop.c (biased_biv_may_wrap_p): New.
7338 (maybe_eliminate_biv_1): Use it to suppress non-equality
7339 comparison transformations. Delete disabled code.
7341 2005-08-26 Ian Lance Taylor <ian@airs.com>
7343 * combine.c (make_extraction): Avoid reference outside object.
7345 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7347 * stor-layout.c (finalize_type_size): Restore behaviour for
7348 non-aggregate types to the status quo ante of the patch for
7349 pr 23467. Document why it matters.
7351 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7354 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7355 array by one element, initialize the BT_LAST element with NULL.
7357 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7359 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7360 optimizing for size.
7362 (compare_plus_eqsi): Same.
7363 (plus_eqsi_compare): Same.
7364 (neg_eq0<mode>): Same.
7365 (neg_eq<mode>): Same.
7367 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7370 2005-08-26 Nick Clifton <nickc@redhat.com>
7372 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7373 TARGET_EP is not defined.
7374 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7375 TARGET_EP is enabled.
7376 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7377 * config/v850/v850.md (save_all_interrupt): Only use the EP
7378 register if TARGET_EP is defined.
7379 (restore_all_interrupt): Likewise.
7380 * config/v850/lib1funcs.asm: Update functions so that the EP
7381 register is only used if __EP__ is defined.
7383 2005-08-26 David Ung <davidu@mips.com>
7385 * config/mips/mips.c (mips_expand_prologue): Handle case when
7386 generating for MIPS16 and the outgoing argument area is more than
7387 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7390 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7392 * config/crx/crx.md: Make doloop_end pattern usage controllable
7393 via mloop-nesting=<max-nesting> command line switch. Make sure
7394 the combiner cannot use doloop_end_<mode> in an illegal way.
7395 * config/crx/crx.c: Use regs up to r6 for argument passing.
7396 Refine crx_address_cost (non cst4 displacements are expensive).
7397 * config/crx/crx.opt: Add switch for mloop-nesting=.
7399 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7401 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7402 (UNSPEC_MVST): New constant.
7404 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7406 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7407 Reject operands containing eliminable registers.
7408 * testsuite/gcc.dg/20050825-1.c: New testcase.
7410 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7411 Jan Hubicka <jh@suse.cz>
7413 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7415 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7417 PR tree-optimization/23546
7418 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7421 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7423 * params.def (PARAM_MIN_SPEC_PROB): New.
7424 * sched-rgn.c (MIN_PROBABILITY): Delete.
7425 (compute_trg_info): Convert to PARAM_VALUE.
7426 * doc/invoke.texi (param): Document min-spec-prob.
7428 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7430 * config/darwin.h: define __PIC__
7431 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7432 TARGET_OS_CPP_BUILTINS macro.
7434 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7436 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7439 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7441 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7443 * cfghooks.c (duplicate_block): Added position where to place
7444 new block as argument.
7445 * cfghooks.h (duplicate_block): Declaration changed.
7446 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7448 * cfglayout.h (copy_bbs): Declaration changed.
7449 * cfgloop.h (loop_version): Declaration changed.
7450 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7451 position to copy_bbs.
7452 (loop_version): Pass position to duplicate_loop_to_header_edge.
7453 Add place_after argument and position new blocks according to
7455 * modulo-sched.c (sms_schedule): Pass place_after argument
7457 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7458 * tree-cfg.c (split_edge_bb_loc): New function.
7459 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7460 to determine position of new blocks.
7461 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7463 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7464 argument to duplicate_block.
7465 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7466 Pass position to copy_bbs.
7468 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7470 * fold-const.c (ptr_difference_const): Use
7471 cst_and_fits_in_hwi instead of host_integerp.
7473 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7475 * config/darwin.c (gen_pic_offset): New.
7476 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7479 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7481 PR tree-optimization/23486
7482 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7484 2005-08-23 Phil Edwards <phil@codesourcery.com>
7486 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7487 remove use_collect2.
7488 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7490 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7491 configuration files to override the default value.
7493 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7494 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7495 * config/vx-common.h: New file, split out from...
7496 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7497 * config/vxworksae.h: New file, for VxWorks AE.
7498 * config/vxworks.opt: New file.
7499 * config/vxlib.c: Update for VxWorks 6.
7501 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7502 other MULTILIB_* variables appropriately.
7503 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7504 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7505 * config/rs6000/vxworks.h: Update for VxWorks 6.
7506 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7508 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7511 * config/darwin.c (machopic_select_section): Remove the hack to
7512 mark "::operator new" and "::operator delete" for coalescing
7513 even though they are not weak.
7515 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7517 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7518 * configure: Regenerate.
7520 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7523 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7525 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7526 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7529 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7531 * config/rs6000/predicates.md (equality_operator): New.
7532 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7533 comparison with a large constant.
7535 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7537 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7539 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7541 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7542 registers is even, and we have a hardware double precision fp,
7544 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7545 size of current argument when checking if argument was passed in
7548 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7551 * stor-layout.c (finalize_type_size): Dont override
7552 existing alignment with a smaller alignment from the mode.
7554 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7556 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7557 * lambda.h (lambda_vector_lexico_pos): ... here.
7558 * tree-data-ref.c (build_classic_dist_vector): Return false when
7559 the distance vector is lexicographically negative.
7561 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7563 PR tree-optimization/23511
7564 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7565 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7567 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7569 PR tree-optimization/22043
7570 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7571 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7572 If ALLOW_FLEXARR, handle types ending with flexible array member.
7573 Pass false as second argument to recursive count_type_elements calls.
7574 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7575 argument to count_type_elements call.
7576 * tree-sra.c (decide_block_copy): Likewise.
7577 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7578 for a constant-sized object, set cleared as well. Pass true as
7579 second argument to count_type_elements call.
7581 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7584 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7585 from legitimate_small_data_p, and make global. Update use.
7586 Remove forward declaration.
7587 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7589 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7591 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7593 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7594 of scratch intermediates.
7595 (eq<mode>_compare): Same.
7596 (neg_eq0<mode>): New.
7597 (neg_eq<mode>): Convert to define_insn_and_split.
7599 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7602 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7603 stdarg functions, set/clear the fp marker even when no variable
7605 * config/rs6000/sysv4.opt (mprototype): Describe.
7607 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7609 PR rtl-optimization/23478
7610 * regs.h (reg_info): Add throw_calls_crossed.
7611 (REG_N_THROWING_CALLS_CROSSED): Define.
7612 * flow.c (allocate_reg_life_data): Initialize
7613 REG_N_THROWING_CALLS_CROSSED.
7614 (propagate_one_insn, attempt_auto_inc): Update
7615 REG_N_THROWING_CALLS_CROSSED.
7616 * global.c (global_alloc): Don't allocate pseudos across
7617 calls that may throw.
7619 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7622 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7623 value is inbetween the range if we did not find an exact match.
7625 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7627 * doc/invoke.texi (Option Summary): Add ms1 options.
7628 * doc/extend.texi: Document interrupt handler attribute for ms1.
7629 * doc/md.texi: Document ms1 constraints.
7630 * config.gcc: Add ms1-*-elf.
7631 * config/ms1/ms1.h: New.
7632 * config/ms1/ms1.c: New.
7633 * config/ms1/ms1.md: New.
7634 * config/ms1/ms1-protos.h: New.
7635 * config/ms1/ABI.txt: New.
7636 * config/ms1/crti.asm: New.
7637 * config/ms1/crtn.asm: New.
7638 * config/ms1/lib2extra-funcs.c: New.
7639 * config/ms1/t-ms1: New.
7640 * config/ms1/ms1.opt: New.
7642 2005-08-22 Ira Rosen <irar@il.ibm.com>
7644 * config/rs6000/altivec.md (xorv4sf3): New.
7645 (negv4sf2, neg<mode>2): Likewise.
7647 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/ia64/ia64.md (divsi3): Check divide by zero.
7651 (udivsi3): Likewise.
7653 (udivdi3): Likewise.
7655 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7657 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7658 up to elem_bitsize bits, not max_bitsize.
7660 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7662 PR tree-optimization/23433
7663 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7664 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7666 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7668 PR tree-optimization/23434
7669 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7670 the iteration bound is not an INTEGER_CST.
7672 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7674 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7675 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7676 NULL if need_epilog_adjust is false.
7677 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7678 Case 3 always peels first itration, not just for PLUS case, and no need
7679 to use scalar_initial_def here. Create an epilog adjustment only if
7680 scalar_initial_def is not NULL.
7682 (vectorizable_reduction): Remove assert.
7684 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7687 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7688 (__moddi3): Likewise.
7689 (__udivdi3): Likewise.
7690 (__umoddi3): Likewise.
7691 (__divsi3): Likewise.
7692 (__modsi3): Likewise.
7693 (__udivsi3): Likewise.
7694 (__umodsi3): Likewise.
7696 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7698 * tree-pass.h (TDF_GRAPH): Define.
7699 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7700 * passes.c (finish_optimization_passes): Only call
7701 finish_graph_dump_file if TDF_GRAPH is set.
7702 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7703 NULL. Set TDF_GRAPH bit.
7704 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7706 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7708 * arm.h (arm_stack_offsets): Add locals_base field.
7709 * arm.c (arm_get_frame_offsets): Compute it.
7710 (thumb_compute_initial_elimination offset): Make the Thumb frame
7711 pointer point to the base of the local variables.
7712 (thumb_expand_prologue): Update accordingly.
7713 (thumb_expand_epilogue): Likewise.
7715 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7716 mode of clobbered scratch to DImode. Handle a case that's known to
7719 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7721 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7722 (gt0<mode>_compare): Delete.
7723 (neg_gt0<mode>): Delete.
7725 2005-08-19 Eric Christopher <echristo@apple.com>
7727 * optabs.h: Change CTI_ to COI_.
7730 2005-08-19 James E Wilson <wilson@specifix.com>
7732 * builtins.c (expand_builtin_return_addr): Set
7733 current_function_accesses_prior_frames when count != 0. Use
7734 frame_pointer_rtx when count == 0.
7735 * function.h (struct function): Add accesses_prior_frames field.
7736 (current_function_accesses_prior_frames): Define.
7737 * reload1.c (init_elim_table): Check
7738 current_function_accesses_prior_frames.
7739 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7741 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7743 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7744 indicator. Return true if the flowgraph changed during
7747 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7750 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7751 conditional expression before testing its value.
7753 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7755 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7757 2005-08-19 Devang Patel <dpatel@apple.com>
7759 PR tree-optimization/23048
7760 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7761 third parameter. Check whether latch is dominated by exit
7763 (if_convertible_loop_p): Supply exit block itself to
7764 if_convertible_bb_p.
7766 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7769 * arm.md (arm_load_pic_register): Change argument to the mask of
7770 saved registers. Call thumb_find_work_register if we need a
7771 scratch register on Thumb.
7772 (arm_expand_prologue): Pass empty register set to
7773 arm_load_pic_register.
7774 (thumb_expand_prologue): Pass live_regs_mask directly to
7775 arm_load_pic_register.
7776 * arm-protos.h (arm_load_pic_register): Update prototype.
7778 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7780 * sh.c (find_sole_member): New function.
7781 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7782 if the record's alignment is larger than the size of its only member.
7784 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7787 * arm.c (thumb_legitimize_reload_address): New function.
7788 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7789 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7791 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7793 * config/crx/crx.c: Implement crx_decompose_address. Reject
7794 symbolic displacements since CRX register relative adressing
7795 mode can't handle unsigned 32-bit values as displacements.
7796 * config/crx/crx.h: Simplify definitions, remove redundant
7797 parenthesis and obsolete macros.
7798 * config/crx/crx.opt: Add new switch for debugging addresses.
7799 * config/crx/crx-protos.h: Add new declarations for above.
7801 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7804 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7807 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7809 * collect2.c (dup2): Delete.
7810 * configure.ac: Don't check for dup2.
7812 * config.in, configure: Regenerate.
7814 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7816 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7817 record with the type of its only member.
7819 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7821 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7822 define_insn_and_split.
7823 (plus_ltu<mode>_compare): Same.
7824 (gtu<mode>_compare): Same.
7825 (plus_gtu<mode>_compare): Same.
7827 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7829 PR tree-optimization/22228
7830 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7832 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7833 are recorded in vect_vnames_to_rename for renaming.
7834 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7835 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7836 in vect_vnames_to_rename.
7837 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7838 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7840 2005-08-18 Jan Hubicka <jh@suse.cz>
7843 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7844 info only for local statics, not for member variables.
7846 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7848 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7850 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7852 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7854 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7857 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7859 2005-08-17 James E Wilson <wilson@specifix.com>
7861 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7864 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7866 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7867 (leu<mode>_compare): Same.
7868 (plus_leu<mode>): Same.
7869 (neg_leu<mode>): Same.
7870 (and_neg_leu<mode): Same.
7871 (ltu<mode>_compare): Same.
7872 (plus_ltu<mode>): Same.
7874 (geu<mode>_compare): Same.
7875 (plus_geu<mode>): Same.
7876 (neg_geu<mode>): Same.
7877 (and_neg_geu<mode>): Same.
7878 (plus_gt<mode>): Same.
7879 (gtu<mode>_compare): Same.
7880 (plus_gtu<mode>): Same.
7882 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7884 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7885 Move call_table_data to end. Delete spurious .text.
7886 (callt_save_all_interrupt): Fix comment typo.
7888 2005-08-17 James E Wilson <wilson@specifix.com>
7889 Kevin Winchester <winchester@amirix.com>
7892 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7894 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7897 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7898 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7900 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7902 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7903 record with the type of its only member if the modes don't match.
7905 * varasm.c (decode_reg_name): Skip empty additional register names.
7907 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7909 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7910 lsm_tmp_name_length): New.
7911 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7912 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7914 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7915 Andreas Krebbel <krebbel1@de.ibm.com>
7917 * config.gcc: Added z9-109 switch.
7918 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7919 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7920 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7921 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7922 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7923 for "z9_109" cpu attribute.
7924 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7925 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7926 (s390_handle_arch_option): Added z9-109 switch.
7927 (override_options): Set respective cost function for z9-109.
7928 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7929 (legitimate_reload_constant_p): Accept extended immediates.
7930 (print_operand): Three new output modifiers added: k, m and o.
7931 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7932 (s390_output_mi_thunk): Use extended immediate when possible.
7933 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7934 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7935 (CONSTRAINT_LEN): Added length of O constraint.
7936 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7937 * config/s390/s390.md ("cpu"): New value z9_109 added.
7938 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7939 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7940 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7941 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7942 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7943 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7944 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7945 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7946 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7947 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7948 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7949 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7950 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7951 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7952 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7954 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7955 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7956 insns for TARGET_EXTIMM.
7958 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7960 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7962 2005-08-17 Nick Clifton <nickc@redhat.com>
7964 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7965 Call default_encode_section_info.
7967 2005-08-17 Steven Bosscher <stevenb@suse.de>
7969 PR tree-optimization/21574
7970 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7971 constant, return CONSTANT.
7972 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7973 (ccp_fold, visit_assignment): Likewise.
7974 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7976 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7978 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7979 fold_buildN instead of buildN then fold_initializer or fold.
7980 (build_unary_op): Likewise.
7981 (build_binary_op): Likewise.
7982 * fold-const.c (fold_initializer): Remove.
7983 (fold_build1_initializer): New function.
7984 (fold_build2_initializer): New function.
7985 (fold_build3_initializer): New function.
7986 * tree.h (fold_initializer): Remove.
7987 (fold_build1_initializer): New function.
7988 (fold_build2_initializer): New function.
7989 (fold_build3_initializer): New function.
7991 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7993 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7994 (try_move_mult_to_index): Call fold_build2 instead of build2.
7995 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7996 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7997 fold_binary_to_constant.
7998 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8000 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8001 check if A == gcd (A, B). Remove TYPE argument.
8002 (analyze_offset) Use fold_build2 instead of fold (build.
8003 (create_data_ref): Likewise.
8004 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8005 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8008 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8010 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8011 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8013 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8016 * gimplify.c (zero_sized_type): New function.
8017 (gimplify_modify_expr_rhs): If we have a zero sized type,
8018 replace the statement with an empty statement.
8020 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8022 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8025 2005-08-16 Ian Lance Taylor <ian@airs.com>
8027 * doc/tm.texi (Label Output): Correct typo.
8029 2005-08-16 Steven Bosscher <stevenb@suse.de>
8032 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8033 force_operand will work later on using have_insn_for.
8035 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8037 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8039 2005-08-16 Ian Lance Taylor <ian@airs.com>
8042 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8043 vector type, don't try to construct it element by element. Add an
8044 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8046 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8048 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8050 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8052 * doc/invoke.texi (Precompiled Headers): Document some more options
8053 which are known to be safe.
8055 2005-08-16 James E Wilson <wilson@specifix.com>
8057 PR tree-optimization/21105
8058 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8059 TREE_OVERFLOW check.
8061 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8063 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8064 (neg_ltu<mode>): Same.
8066 (neg_gtu<mode>): Same.
8068 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8070 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8071 (fold_builtin_isdigit): Use fold_buildN.
8072 (build_function_call_expr): Likewise.
8073 * c-typeck.c (c_finish_loop): Likewise.
8075 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8076 Richard Shann <rshann@superh.com>
8078 PR middle-end/20396:
8079 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8081 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8083 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8085 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8088 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8089 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8092 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8095 * fold-const.c (build_range_check): Disable optimization for function
8096 pointer expressions on targets that require function pointer
8099 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8101 * simplify-rtx.c (simplify_const_relational_operation): When
8102 extracting arguments of a COMPARE, recompute the mode as well.
8104 2005-08-15 Ian Lance Taylor <ian@airs.com>
8106 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8108 2005-08-15 DJ Delorie <dj@redhat.com>
8110 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8112 (movsi_splittable): Allow, but split, moves to the stack.
8113 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8116 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8118 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8119 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8120 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8122 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8123 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8124 Delete HOST_PTR_PRINTF.
8126 * configure, config.in: Regenerate.
8128 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8130 * config/rs6000/rs6000.md (QHSI): New mode macro.
8131 (wd): Extend mode attr for QImode and HImode
8132 (dbits): New mode attr.
8133 (zero_extend<mode>di2): Convert to mode macro.
8135 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8138 * doc/invoke.texi (-mgnu-ld): Update description.
8141 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8144 * Makefile.in (tree-chrec.o): Depends on real.h.
8145 * tree-chrec.c: Include real.h.
8146 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8147 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8148 * tree-scalar-evolution.c (add_to_evolution_1,
8149 interpret_rhs_modify_expr): Ditto.
8151 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8154 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8155 step is negative compute the estimation from init downwards to zero.
8157 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8159 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8161 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8163 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8165 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8166 Accept double-word constants that can be split.
8167 * config/s390/s390.md ("movti"): Use 'P' constraint.
8168 ("*movdi_31", "*movdf_31"): Likewise.
8170 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8172 Fix PR tree-optimization/22615
8174 * tree-ssa-structalias.c (solution_set_add): Handle
8175 first_vi_for_offset returning NULL.
8176 (do_da_constraint): Ditto.
8177 (do_sd_constraint): Ditto.
8178 (do_ds_constraint): Ditto
8179 (find_func_aliases): Ditto.
8180 (build_constraint_graph): RHS is allowed be ANYTHING.
8181 (first_vi_for_offset): Return NULL if we couldn't find anything at
8184 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8186 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8187 over memory as first operand.
8189 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8193 available for setting it.
8195 2005-08-14 Ira Rosen <irar@il.ibm.com>
8197 PR tree-optimization/23320
8198 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8199 data-refs' types instead of base object nullness. Add check for
8200 pointer type data-refs before first location comparison. Remove
8203 2005-08-14 Andreas Schwab <schwab@suse.de>
8205 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8207 2005-08-13 James E Wilson <wilson@specifix.com>
8209 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8210 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8211 -fstack-protector-all, --param ssp-buffer-size): Document.
8212 (-Wvariadic-macros): Alphabetize.
8213 (-fsched-stalled-insns-dep): Add missing 'f'.
8215 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8218 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8220 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8221 or indirect address operand.
8222 (EXTRA_ADDRESS_CONSTRAINT): New.
8223 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8225 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8227 PR tree-optimization/22236
8228 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8229 successors and predecessors.
8230 * tree-chrec.c (chrec_convert): Before converting, check that
8231 sequences don't wrap.
8232 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8233 (analyze_array): Extern.
8234 (find_data_references_in_loop): Remove call to
8235 compute_estimated_nb_iterations.
8236 * tree-data-ref.h (analyze_array): Declared.
8237 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8238 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8239 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8240 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8242 * tree-ssa-loop-ivcanon.c: Fix documentation.
8243 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8244 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8245 (infer_loop_bounds_from_undefined): New.
8246 (estimate_numbers_of_iterations_loop): Use
8247 infer_loop_bounds_from_undefined.
8248 (used_in_pointer_arithmetic_p): New.
8249 (scev_probably_wraps_p): Pass an extra parameter. Call
8250 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8251 (convert_step): Fix documentation.
8252 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8253 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8254 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8255 scev_probably_wraps_p.
8257 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8259 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8260 (s390_register_info): Ignore clobbered_regs information for fixed
8261 registers, and only fixed registers.
8262 (s390_init_frame_layout): Remove redundant call.
8264 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8266 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8267 description of -Wold-style-casts.
8269 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8270 Jakub Jelinek <jakub@redhat.com>
8272 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8273 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8274 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8275 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8276 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8277 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8278 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8279 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8280 ("stack_protect_set", "stack_protect_test"): New expanders.
8281 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8282 "stack_protect_testdi"): New insn definitions.
8284 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8286 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8288 2005-08-12 Paul Brook <paul@codesourcery.com>
8290 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8292 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8294 * config/s390/predicates.md (setmem_operand): New predicate.
8295 (shift_count_operand): Accept ANDs with special constants as
8297 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8298 with special constants.
8299 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8300 shift_count_operand with setmem_operand.
8302 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8304 * config/s390/s390.c (s390_extract_part, s390_single_part):
8306 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8307 (s390_output_mi_thunk): Don't use lg on 31 bit.
8308 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8309 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8311 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8313 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8314 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8315 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8316 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8317 with one of the new macros.
8319 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8321 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8322 Don't set save_return_addr_p.
8323 (s390_register_info): Make clobbered_regs not depending on
8326 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8328 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8329 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8331 2005-08-11 James E. Wilson <wilson@specifix.com>
8333 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8335 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8337 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8338 locations gathered by var-tracking in single entry loc_list
8339 over loc_descriptor_from_tree.
8341 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8342 pass it down to loc_descriptor.
8343 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8344 (containing_function_has_frame_base): Move earlier in the file.
8345 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8346 instead of always assuming fbreg can't be used.
8348 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8350 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8351 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8352 Accept address wrapped in AND for Altivec.
8353 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8354 Strip AND wrapping offset address for Altivec.
8356 2005-08-11 Richard Henderson <rth@redhat.com>
8359 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8360 before using TYPE_IS_SIZETYPE.
8362 2005-08-11 Richard Henderson <rth@redhat.com>
8365 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8366 insn types not present on ev4.
8367 (alphaev5_insn_pipe): Similarly.
8369 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8372 * arm.c (arm_override_options): If the user has selected callee-super-
8373 interworking, then enable normal interworking.
8375 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8377 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8380 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8382 * doc/rtl.texi: Fix two typos.
8384 2005-08-11 Richard Guenther <rguenther@suse.de>
8387 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8388 cases where we call to/from functions returning void.
8390 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8393 * tree.c (build_pointer_type_for_mode): Robustify.
8395 2005-08-10 James E Wilson <wilson@specifix.com>
8397 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8398 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8400 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8403 2005-08-10 Eric Christopher <echristo@apple.com>
8405 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8406 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8409 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8412 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8413 for the high part when generating dynamic-no-pic code.
8415 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8417 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8418 (x86_64-*-linux*): Likewise.
8420 * config/i386/crtfastmath.c: New file.
8421 * config/i386/t-crtfm: Likewise.
8423 * config/i386/linux.h (ENDFILE_SPEC): New.
8424 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8426 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8429 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8431 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8432 (vec_shl, vec_shr): Document new operations.
8433 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8435 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8437 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8438 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8439 change predicate to indexed_or_indirect_address.
8441 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8443 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8444 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8445 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8446 and __aeabi_uwrite8.
8447 * config/arm/unaligned-funcs.c: New file.
8448 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8450 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8452 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8454 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8455 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8457 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8458 * final.c (pass_shorten_branches): Add dump.
8459 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8460 (pass_life): Rename dump.
8461 (rest_of_handle_flow2): Remove initial verify_flow_info.
8462 * function.c (pass_instantiate_virtual_regs): Add dump.
8463 * integrate.c (pass_initial_value_sets): Add dump.
8464 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8465 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8466 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8467 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8468 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8469 gate_rtl_unrool_and_peel_loops): New.
8470 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8471 rtl_doloop): Do not look at flags.
8472 * mode-switching.c (pass_mode_switching): Add dump.
8473 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8474 pass_split_before_regstack): Add dump.
8475 * regmove.c (pass_stack_adjustments): Add dump.
8476 * tree-optimize.c (pass_fixup_cfg): Add dump.
8478 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8481 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8482 deciding which instruction sequence to use.
8484 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8486 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8487 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8489 2005-08-09 Richard Guenther <rguenther@suse.de>
8491 * c-common.c (builtin_function_2): Remove.
8492 (def_builtin_1): New function.
8493 (c_common_nodes_and_builtins): Use def_builtin_1 to
8494 build builtin functions.
8496 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8498 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8499 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8500 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8503 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8505 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8506 fold_binary instead of fold_build2 since we don't care about the
8508 (loop_niter_by_eval): Likewise.
8509 (compare_trees): Likewise.
8510 (proved_non_wrapping_p): Likewise.
8512 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8516 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8517 if the if is really empty.
8519 2005-08-09 Steven Bosscher <stevenb@suse.de>
8521 PR tree-optimization/23234
8522 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8523 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8524 argument of the new enum.
8525 (execute_cse_reciprocals): Add reciprocals for function arguments
8526 on the unique successor edge of the entry block. Update other calls
8527 to execute_cse_reciprocals_1.
8529 2005-08-08 Richard Henderson <rth@redhat.com>
8532 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8534 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8536 * expr.c (write_complex_part): Return after handling MEM.
8538 2005-08-08 Josh Conner <jconner@apple.com>
8540 PR rtl-optimization/23241
8541 * combine.c (simplify_comparison): Fix error in determining
8542 whether to lift a subreg from comparison.
8544 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8547 * config/rs6000/altivec.md (vec_init<mode>): New.
8548 (vec_set<mode>): New.
8549 (vec_extract<mode>): New.
8550 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8551 (rs6000_expand_vector_set): New.
8552 (rs6000_expand_vector_extract): New.
8553 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8554 for Altivec modes before reload.
8555 (altivec_expand_vec_init_builtin): New.
8556 (get_element_number): New.
8557 (altivec_expand_vec_set_builtin): New.
8558 (altivec_expand_vec_ext_builtin): New.
8559 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8561 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8563 * config/rs6000/rs6000.h (rs6000_builtins): Add
8564 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8565 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8566 * config/rs6000/rs6000-protos.h: Declare new functions.
8568 2005-08-08 Jan Hubicka <jh@suse.cz>
8570 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8571 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8572 * i386.md (movdi*): Use pic_32bit_operand.
8573 * predicates.md (pic_32bit_operand): New.
8575 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8578 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8580 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8582 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8583 (test_for_singularity): Use fold_build2.
8585 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8587 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8589 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8591 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8592 (COMMON_ASM_OP) Define.
8593 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8594 (ix86_encode_section_info): Likewise.
8595 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8596 SUBTARGET_ENCODE_SECTION_INFO.
8598 2005-08-06 Richard Henderson <rth@redhat.com>
8601 * tree-nested.c (convert_local_reference): Save and restore val_only
8602 around component_ref and friends. Clear walk_subtrees by default.
8604 2005-08-06 Peter O'Gorman <peter@pogma.com>
8607 * gcc.c (process_command): Check the argument to -b has a dash.
8608 * doc/invoke.texi: Update -b and -V docs.
8610 2005-08-06 James E Wilson <wilson@specifix.com>
8612 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8614 2005-08-06 Michael Matz <matz@suse.de>
8616 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8617 member only if only one insn is associated with the value.
8619 2005-08-06 Nick Clifton <nickc@redhat.com>
8621 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8623 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8624 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8625 Check symbol flags instead of symbol name mangling.
8626 (xstormy16_asm_output_aligned_common): Likewise. Also
8627 simplify code since the bss100_section cass is the only case
8628 where the below100 code will be triggered.
8629 (xstormy16_encode_section_info): Encode below100 attribute
8630 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8632 (xstormy16_strip_name_encoding): Delete - this function is no
8634 (TARGET_STRIP_NAME_ENCODING): Undefine.
8635 * config/stormy16/stormy16-protos.h: Delete prototype for
8636 xstormy16_strip_name_encoding.
8638 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8640 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8641 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8642 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8643 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8644 config/alpha/predicates.md, config/arc/arc.h,
8645 config/arm/arm.h, config/arm/ieee754-df.S,
8646 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8647 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8648 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8649 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8650 config/m68hc11/m68hc11.h, config/mips/mips.c,
8651 config/mips/mips.h, config/mips/openbsd.h,
8652 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8653 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8654 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8655 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8656 config/sparc/linux.h, config/sparc/linux64.h,
8657 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8658 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8659 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8660 typos. Follow spelling conventions.
8662 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8665 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8666 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8667 specially. Check for side effects only for COND_EXPR.
8668 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8669 return with TREE_NO_WARNING.
8671 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8673 PR rtl-optimization/23233
8674 * loop.c (combine_movables): Require the modes to be the same.
8675 (move_movables): Remove handling of cases where the replacement
8676 had a different mode to the original.
8678 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8680 PR tree-optimization/23128
8681 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8682 subtraction wrap, and set TREE_OVERFLOW if they do.
8684 2005-08-05 Richard Henderson <rth@redhat.com>
8687 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8688 FORCED_LABEL labels.
8690 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8693 * reload.c (find_reloads_subreg_address): Pass down TYPE
8694 unchanged. Change all callers except find_reloads_toplev.
8696 2005-08-05 Michael Matz <matz@suse.de>
8698 * genattrtab.c (current_alternative_string): Remove.
8699 (SIMPLIFY_ALTERNATIVE): Ditto.
8700 (attr_alt_bit_p): Ditto.
8701 (alternative_name): Make const char *.
8702 (evaluate_eq_attr): Remove use of above things.
8703 (simplify_test_exp): Ditto.
8704 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8705 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8707 2005-08-04 James E Wilson <wilson@specifix.com>
8709 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8710 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8711 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8712 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8713 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8715 2005-08-04 Richard Henderson <rth@redhat.com>
8718 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8719 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8720 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8721 if we'd have to instantiate too many members.
8723 2005-08-04 Richard Henderson <rth@redhat.com>
8726 * tree-outof-ssa.c (coalesce_asm_operands): New.
8727 (coalesce_ssa_name): Use it. Split out ...
8728 (coalesce_phi_operands, coalesce_result_decls): ... these.
8730 2005-08-04 Paul Brook <paul@codesourcery.com>
8732 * read-rtl.c (read_quoted_string): Break if EOF.
8734 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8736 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8737 (fold_build2): Likewise.
8738 (fold_build3): Likewise.
8739 (fold_build1_stat): New function prototype.
8740 (fold_build2_stat): Likewise.
8741 (fold_build3_stat): Likewise.
8742 * fold-const.c (fold_build1): Rename to ..
8743 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8744 through to build1_stat.
8745 (fold_build2): Rename to ..
8746 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8747 through to build2_stat.
8748 (fold_build3): Rename to ..
8749 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8750 through to build3_stat.
8752 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8753 Ian Lance Taylor <ian@airs.com>
8755 * function.c (assign_stack_local_1): Do not correct stack slot
8756 address if allocation size is smaller than mode size.
8758 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8761 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8762 (tree_merge_blocks): Propagate anything allowed by
8764 Clarify documentation.
8765 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8766 SSA form, schedule an update if necessary.
8768 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8770 * doc/install.texi (Binaries): Remove broken link to
8771 Sinix/Reliant Unix binaries.
8773 2005-08-03 Richard Henderson <rth@redhat.com>
8776 * function.c (stack_protect_epilogue): Export.
8777 * tree.h (stack_protect_epilogue): Declare.
8778 * calls.c (expand_call): Call it.
8780 2005-08-03 Eric Christopher <echristo@apple.com>
8782 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8783 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8786 2005-08-04 Jan Hubicka <jh@suse.cz>
8788 * profile.c (branch_prob): Split edges with goto locus on them
8789 to get proper line counts.
8790 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8792 2005-08-03 Paul Brook <paul@codesourcery.com>
8794 * function.c (assign_parms): Round current_function_args_size
8795 to PARM_BOUNDARY, not STACK_BOUNDARY.
8797 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8799 * config/i386/i386.c (x86_elf_aligned_common)
8800 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8802 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8804 PR tree-optimization/23157
8805 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8806 before emitting them.
8808 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8810 PR tree-optimization/19899
8811 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8812 * tree-scalar-evolution.c: Include real.h.
8813 (add_to_evolution): Build constant -1 of correct type.
8815 2005-08-03 Jan Hubicka <jh@suse.cz>
8817 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8818 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8819 profile updating for complette unrolling.
8820 * loop-unroll.c (peel_loop_completely): Use it.
8821 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8822 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8825 2005-08-03 Paul Brook <paul@codesourcery.com>
8827 * combine.c (can_change_dest_mode): New function.
8828 (try_combine, simplify_set): Use it.
8830 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8832 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8835 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8837 * doc/install.texi (Specific): Adjust link to openavr.org.
8838 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8839 (Binaries): Adjust HP-UX Porting Center link.
8840 (Binaries): Adjust Free Software Foundation ordering link.
8842 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8844 * convert.c (convert_to_integer): Use fold_build1 instead of
8845 build1 when converting an integer to an integer.
8847 2005-08-02 Richard Henderson <rth@redhat.com>
8849 * combine.c (combine_instructions): Don't use reg_equal/equiv
8850 results if the mode doesn't match.
8852 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8854 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8855 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8857 2005-08-02 Richard Henderson <rth@redhat.com>
8860 * explow.c (memory_address): Remove special-case for
8861 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8863 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8866 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8867 number of calls to cleanup_tree_cfg_1.
8869 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8871 * doc/invoke.texi: document file extensions .F90 and .F95
8873 2005-08-02 Richard Guenther <rguenther@suse.de>
8875 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8876 positive if its first argument is positive.
8878 2005-08-02 Richard Guenther <rguenther@suse.de>
8880 PR tree-optimization/23177
8881 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8884 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8886 PR tree-optimization/23129
8887 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8888 varying for divisions with anti-ranges.
8890 2005-08-02 Jan Hubicka <jh@suse.cz>
8892 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8893 * tree-ssa-threadupdate.c (thread_block): Add it here.
8895 2005-08-01 James E Wilson <wilson@specifix.com>
8897 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8898 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8899 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8901 * config/mips/predicates.md (const_call_insn_operand): Add check for
8902 SYMBOL_REF_LONG_CALL_P.
8903 * doc/extend.texi (long_call): Document the new attribute.
8905 2005-08-01 Ian Lance Taylor <ian@airs.com>
8906 Richard Henderson <rth@redhat.com>
8908 * Makefile.in (RTL_BASE_H): Add real.h.
8909 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8911 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8913 * rtl.c (rtl_check_failed_code_mode): New.
8914 * rtl.h (struct rtx_def): Add u.rv.
8915 (XCMWINT, XCNMPRV): New.
8916 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8917 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8919 2005-08-01 Richard Henderson <rth@redhat.com>
8921 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8922 with auto-inc codes.
8924 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8926 2005-08-01 Jan Hubicka <jh@suse.cz>
8928 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8929 * i386.c: Include dwarf2.h
8930 (asm_preferred_eh_data_format): New.
8931 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8933 2005-08-01 Ian Lance Taylor <ian@airs.com>
8935 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8936 randomize_va_space for virtual address randomization control.
8938 2005-08-01 Steven Bosscher <stevenb@suse.de>
8940 * common.opt (flag_ipa_cp): Put in right place to maintain
8943 2005-08-01 Jan Hubicka <jh@suse.cz>
8945 * profile.c (compute_value_histograms): Fix thinko.
8946 * value-prof.c: Include toplev.h
8947 (check_counter): New function.
8948 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8949 tree_mod_subtract_transform): Add sanity check.
8951 2005-08-01 Richard Guenther <rguenther@suse.de>
8953 PR tree-optimization/23133
8954 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8955 current functions parameter decls to find defs to cse
8958 2005-08-01 Richard Guenther <rguenther@suse.de>
8960 PR tree-optimization/23109
8961 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8962 If trapping math is in effect, use post-dominator information
8963 to check if we'd in any case reach a trapping point before
8964 doing the reciprocal insertion.
8965 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8966 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8967 expressions are invariant only if trapping math is not in effect.
8969 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8971 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8972 cgraph_function_versioning): New declarations.
8973 * cgraphunit.c: Add include to ipa-prop.h.
8974 (update_call_expr, cgraph_copy_node_for_versioning,
8975 cgraph_function_versioning): New functions.
8976 * integrate.c (copy_decl_for_inlining): Remove.
8977 * ipa-prop.h (ipa_replace_map): New struct.
8978 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8979 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8980 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8981 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8982 ipcp_iterate_stage, ipcp_method_scale_print,
8983 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8984 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8985 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8986 ipcp_update_bb_counts, ipcp_update_profiling,
8987 ipcp_update_edges_counts): New functions.
8988 (ipcp_method_cval_init): Remove restriction regarding local methods.
8989 (ipcp_init_stage): Add ipcp_method_compute_scale.
8990 (ipcp_insert_stage): Add versioning.
8991 (ipcp_structures_print): Add ipcp_method_scale_print.
8992 (ipcp_driver): Dump profiling info.
8993 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8994 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8995 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8996 (struct inline_data): Add versioning_p, ipa_info, new fields.
8997 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8998 declare_return_variable): Replace calls to copy_decl_for_inlining with
9000 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9002 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9003 Add argument VERSIONING.
9004 (copy_arguments_for_versioning, copy_static_chain,
9005 function_versionable_p, tree_versionable_function_p,
9006 tree_function_versioning, replace_ref_tree): New functions.
9007 * tree-inline.h: Include varray.h.
9008 (tree_versionable_function_p, tree_function_versioning,
9009 tree copy_decl_for_dup): New declarations.
9011 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9013 * ipa-cp.c: New file. Contains IPCP specific functionality.
9014 * ipa-prop.h: New file. Contains structures/definitions that can be
9015 used by several interprocedural data flow optimizations (and also IPCP).
9016 * ipa-prop.c: New file.
9017 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9018 * common.opt: Add ipa-cp flag.
9019 * timevar.def: Add IPCP optimization.
9020 * tree-optimize.c (init_tree_optimization_passes): Schedule
9022 * tree-pass.h (pass_ipa_cp): Declare.
9024 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9026 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9027 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9028 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9029 config/i386/i386.c, config/mips/mips.h,
9030 config/rs6000/rs6000.h, config/sh/sh.c,
9031 config/stormy16/stormy16.c: Fix comment typos.
9033 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9036 * c-typeck.c (build_binary_op): Use common_type wrapper on
9038 (common_type): Update comment.
9040 2005-07-31 Steven Bosscher <stevenb@suse.de>
9043 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9044 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9045 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9047 2005-07-31 Jan Hubicka <jh@suse.cz>
9049 * pretty-print.h (pp_widest_integer): New macro.
9050 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9053 2005-07-31 Jan Hubicka <jh@suse.cz>
9055 * output.h (enum section_category): Export from varasm.c
9056 (categorize_decl_for_section): Likewise.
9057 * varasm.c (enum section_category): Kill.
9058 (categorize_decl_for_section): Make global.
9059 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9061 * i386.c (ix86_section_threshold): New static variable.
9062 (ix86_in_large_data_p, ix86_encode_section_info,
9063 x86_64_elf_unique_section,
9064 x86_64_elf_select_section): New functions.
9065 (TARGET_ENCODE_SECTION_INFO): Define
9066 (override_options): Enable medium model for PIC.
9067 (ix86_expand_prologue): Expand gen_set_got_rex64.
9068 (legitimate_constant_p): Handle new UNSPECs.
9069 (legitimate_pic_address_disp_p): Likewise.
9070 (legitimize_pic_address): Lower MEDIUM model addressing.
9071 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9072 (enum cmodel): Add MEDIUM_PIC.
9073 (SYMBOL_REF_FAR_ADDR_P): New macro.
9074 (SYMBOL_FLAG_FAR_ADDR): New flag.
9075 * i386.md (movdi): Support medium model.
9076 (set_got_rex64): New pattern.
9077 * i386.opt (mlarge-data-threshold): New flag.
9078 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9079 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9080 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9081 TARGET_ASM_UNIQUE_SECTION): New.
9083 * invoke.texi (-mlarge_data_threshold): Document
9085 2005-07-31 Jan Hubicka <jh@suse.cz>
9087 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9088 (coalesce_vars): Likewise.
9089 * tree-ssa-live.c (coalesce_cost): New.
9090 (build_tree_conflict_graph): Use coalesce_cost.
9091 * tree-ssa-live.h (coalesce_cost): Declare.
9093 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9095 * arm.md (all peepholes for post-increment operations): Delete.
9096 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9097 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9098 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9099 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9100 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9102 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9104 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9107 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9110 * doc/invoke.texi: Document -rdynamic.
9112 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9115 * c-parser.c (c_parser_parms_list_declarator): Call
9116 mark_forward_parm_decls.
9117 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9118 decls with visibility structure.
9120 2005-07-30 Paul Brook <paul@codesourcery.com>
9122 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9124 2005-07-30 Paul Brook <paul@codesourcery.com>
9126 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9128 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9130 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9132 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9135 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9136 nested function declarators.
9137 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9138 (grokparms): Call warn_if_shadowing for parameters used within the
9140 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9141 not used within the parameter list.
9142 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9144 2005-07-30 Jan Hubicka <jh@suse.cz>
9146 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9147 * i386.c (ix86_fixup_binary_operands): Likewise.
9148 (ix86_expand_unary_operator): Likewise.
9149 (ix86_expand_fp_absneg_operator): Likewise.
9150 * optabs.c (expand_vec_cond_expr): Validate dest.
9152 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9155 * real.c (real_from_string): Also set last bit if there is a
9156 nonzero hex digit beyond GCC's internal precision after ".".
9158 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9160 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9161 define_constants. Change duplicate values to unassigned numbers.
9162 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9163 (*altivec_vspltsf): New.
9164 (altivec_vperm_v4sf): Delete.
9165 (altivec_vperm_<mode>): Use mode macro V.
9166 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9167 (altivec_predicate_v4sf): Delete.
9168 (altivec_predicate_<mode>): Use mode macro V.
9169 (*altivec_lvesfx): New.
9170 (*altivec_stvesfx): New.
9171 (vec_realign_load_v4sf): Delete.
9172 (vec_realign_load_<mode>): Use mode macro V.
9173 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9176 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9179 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9181 * configure: Regenerated.
9183 2005-07-29 Paul Brook <paul@codesourcery.com>
9185 * doc/install.texi: Add link to GFortran binaries wiki page.
9187 2005-07-29 David Ung <davidu@mips.com>
9189 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9190 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9191 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9192 * config/mips/mips.md (cpu): Add 5kf name.
9193 (includes): Includes 5k.md.
9194 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9195 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9198 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9201 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9202 (cleanup_tree_cfg): ... here.
9203 Call cleanup_tree_cfg_1 until there are no more cleanups to
9206 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9208 * tree-vrp.c (compare_range_with_value): Return true or false
9209 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9210 EQ_EXPR respectively.
9212 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9214 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9217 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9219 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9220 (tree_ssa_dominator_optimize): Increment it.
9221 (dump_dominator_optimization_stats): Print it.
9223 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9224 Steven Bosscher <stevenb@suse.de>
9226 PR rtl-optimization/23117
9227 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9228 when head == tail. Tidy comment.
9230 2005-07-28 Richard Henderson <rth@redhat.com>
9232 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9233 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9234 * jump.c (rtx_renumbered_equal_p): Likewise.
9235 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9236 CONST_INT and CONST_DOUBLE.
9237 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9238 * reload.c (operands_match_p): Special case CONST_INT and
9239 CONST_DOUBLE; check mode earlier.
9241 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9244 * c-typeck.c (convert_for_assignment): Do not check
9245 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9247 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9250 * c-typeck.c (composite_type): Prefer constant size arrays to
9253 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9256 * real.c (real_from_string): Set last bit if there is a nonzero
9257 hex digit beyond GCC's internal precision.
9259 2005-07-28 Richard Henderson <rth@redhat.com>
9262 * cfgcleanup.c (try_forward_edges): Watch out for end of
9265 2005-07-28 James E Wilson <wilson@specifixinc.com>
9268 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9270 2005-07-28 Jan Hubicka <jh@suse.cz>
9272 * Makefile.in (rtl-profile.o): Kill all traces of it.
9273 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9274 * coverage.h (rtl_coverage_counter_ref): Kill.
9275 * opts.c (flag_speculative_prefetching_set): Kill.
9276 (flag_loop_optimize_set): New.
9277 (common_handle_option): Disable loop optimizer when profiling;
9278 do not handle speculative prefetching.
9279 * passes.c (init_optimization_passes): Replace pass_profiling combo
9280 by branch_prob pass.
9281 * profile.c (compute_value_histograms): Update for simplified value
9283 (rtl_register_profile_hooks): Kill.
9284 (pass_profiling): Kill.
9285 (rest_of_handle_branch_prob): Do not profile.
9286 * toplev.c (process_options): Remove speculative prefetching.
9287 * toplev.h (flag_tree_based_profiling): Kill.
9288 * tree-profile.c (prepare_instrumented_value,
9289 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9290 tree_gen_one_value_profiler, do_tree_profiling): Update for
9291 simplified datastructures.
9292 * value-prof.c: Add comment that speculative prefetching was dropped;
9293 update rest of file for simplified datastructures.
9294 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9295 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9296 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9297 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9298 rtl_mod_subtract, gen_speculative_prefetch,
9299 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9300 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9301 (gate_handle_value_profile_transformations,
9302 rest_of_handle_value_profile_transformations,
9303 pass_value_profile_transformations): Kill.
9304 * value-prof.h (histogram_value_t): Remove IL based unions.
9305 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9306 rtl_profile_hooks): Remove hooks.
9308 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9310 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9311 (cgraph_clone_node): Likewise.
9312 * cgraph.h (cgraph_clone_edge): Update prototype.
9313 (cgraph_clone_node): Likewise.
9314 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9316 (lookup_recursive_calls): Consider profile.
9317 (cgraph_decide_recursive_inlining): Fix updating; use new
9318 probability argument; use profile.
9319 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9320 * tree-inline.c (copy_bb): Update clal of clone_edge.
9321 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9323 * invoke.texi (min-inline-recursive-probability): Document.
9325 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9327 * doc/install.texi (Configuration): Update Valgrind homepage.
9329 2005-07-28 Richard Henderson <rth@redhat.com>
9332 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9333 labels we want to delete.
9334 (cfg_layout_merge_blocks): Likewise.
9336 2005-07-28 Richard Henderson <rth@redhat.com>
9339 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9340 when expanding to nothing.
9342 2005-07-28 Josh Conner <jconner@apple.com>
9344 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9345 (cgraph_decide_inlining_of_small_functions): Likewise.
9347 2005-07-28 Josh Conner <jconner@apple.com>
9349 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9350 direction of badness if negative.
9351 (cgraph_default_inline_p): Add reason to parameters, and assign it
9353 (cgraph_decide_inlining_of_small_functions): New parameter in call
9354 to cgraph_default_inline_p.
9355 (cgraph_decide_inlining_incrementally): Likewise.
9356 * cgraphunit.c (decide_is_function_needed): Likewise.
9357 * cgraph.h (cgraph_default_inline_p): Likewise.
9359 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9361 * builtins.c: Fix comment typo(s).
9362 * genautomata.c: Likewise.
9363 * gimplify.c: Likewise.
9364 * tree-dfa.c: Likewise.
9365 * tree-flow-inline.h: Likewise.
9366 * tree-into-ssa.c: Likewise.
9367 * tree-ssa-alias.c: Likewise.
9368 * tree-ssa-ccp.c: Likewise.
9369 * tree-ssa-copy.c: Likewise.
9370 * tree-ssa-dce.c: Likewise.
9371 * tree-ssa-dom.c: Likewise.
9372 * tree-ssa-operands.c: Likewise.
9373 * tree-tailcall.c: Likewise.
9374 * tree-vectorizer.c: Likewise.
9375 * tree-vrp.c: Likewise.
9378 2005-07-28 Jeff Law <law@redhat.com>
9380 * tree-vrp.c (test_for_singularity): Extracted from ...
9381 (simplify_cond_using_ranges): Attempt to simplify a relational
9382 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9384 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9386 PR tree-optimization/22506
9387 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9388 phis whose argument is constant.
9390 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9392 PR rtl-optimization/18992
9393 Back out this patch:
9394 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9395 PR optimization/12142
9396 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9397 uses of the register in the SET_SRC. Remove unnecessary argument.
9399 Replace it with this:
9400 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9401 if flag_non_call_exceptions is set and the insn may trap, pass
9402 pc_rtx as dest for recursion.
9403 In SET_SRC part of SET case, if dest is already set, pass it down
9406 2005-07-28 Jan Hubicka <jh@suse.cz>
9408 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9409 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9410 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9412 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9413 profile when available.
9415 2005-07-28 Jan Beulich <jbeulich@novell.com>
9417 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9418 (ia64_print_operand): Describe and handle 'X'.
9419 (ia64_register_move_cost): Also handle FP_REGS.
9420 (ia64_preferred_reload_class): Likewise.
9421 (ia64_secondary_reload_class): Likewise.
9422 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9423 it. Also check for ITANIUM_CLASS_FLDP.
9424 * config/ia64/ia64.h (FP_REGNO_P): New.
9425 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9426 (reg_class): Add FP_REGS.
9427 (REG_CLASS_NAMES): Adjust for it.
9428 (REG_CLASS_CONTENTS): Likewise.
9429 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9430 (REG_CLASS_FROM_LETTER): Handle 'x'.
9431 (CLASS_MAX_NREGS): Handle FP_REGS.
9432 (MEMORY_MOVE_COST): Likewise.
9433 * config/ia64/ia64.md (itanium_class): Add fldp.
9434 (type): Handle fldp.
9435 (movti_internal): More allowable operand combinations. Use ldfp8 when
9436 splitting unnecessary. Remove predicable attribute. Adjust
9437 itanium_class attribute.
9438 (smuldi3_highpart): Remove outdated comment.
9439 (mulditi3, umulditi3, rotlti3): New expanders.
9440 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9441 (absti2): Disabled new insn for future reference.
9442 Respective new splitters.
9443 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9444 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9445 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9447 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9449 PR rtl-optimization/23047
9450 * simplify-rtx.c (simplify_const_relational_operation): Respect
9451 flag_wrapv for comparisons with ABS.
9453 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9455 PR tree-optimization/22493
9456 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9457 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9459 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9461 * config/frv/frv.opt (moptimize-membar): New.
9463 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9465 * config/frv/frv.h: Remove machine_function definition.
9467 * config/frv/frv.c (struct frv_io): New.
9468 (struct machine_function): Moved from frv.h. Add has_membar_p.
9469 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9470 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9471 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9472 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9473 (frv_reorg): Call frv_optimize_membar when appropriate.
9474 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9475 (frv_expand_builtin): Adjust calls accordingly.
9476 (frv_io_address_cookie): New function.
9477 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9478 load or store rather than a special insn. Add ccnstant address and
9479 io-type operands to the membar.
9480 (frv_ifcvt_modify_tests): Unsign regno.
9481 (frv_ifcvt_modify_tests): Same.
9483 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9484 UNSPEC_OPTIONAL_MEMBAR constant.
9485 (builtin_read_<mode>): Delete.
9486 (builtin_write_<mode>): Delete.
9487 ("optional_membar_<mode>"): Add operand.
9489 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9490 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9491 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9492 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9493 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9494 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9495 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9496 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9497 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9499 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9501 * df.c (df_uses_record): Handle SCRATCH.
9503 2005-07-28 Steven Bosscher <stevenb@suse.de>
9506 * passes.c (rest_of_decl_compilation): If decl is a type and
9507 we have encountered errors, don't emit debug information.
9509 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9511 * params.def: Fixed comment.
9513 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9516 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9517 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9518 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9520 2005-07-27 Steven Bosscher <stevenb@suse.de>
9523 * varasm.c (assemble_start_function): Don't do anything that may
9524 require a CFG if the current function is a thunk.
9526 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9528 * doc/install.texi (Prerequisites): Mention that perl is needed
9529 to do export control in libstdc++ targetting Darwin.
9531 2005-07-27 Steven Bosscher <stevenb@suse.de>
9533 PR rtl-optimization/17808
9534 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9535 (sched_insns_conditions_mutex_p): Split out from...
9536 (add_dependence): ...here. But don't call it from here.
9537 (add_dependence_list): Check sched_insns_conditions_mutex_p
9538 before calling add_dependence.
9539 (add_dependence_list_and_free): Likewise.
9540 (fixup_sched_groups): Likewise.
9541 (sched_analyze_1): Likewise.
9542 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9543 (sched_analyze): Likewise.
9544 (sched_analyze_insn): Likewise.
9545 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9546 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9547 dependencies on all COND_EXEC insns to jumps ending basic blocks
9548 when doing intrablock scheduling.
9549 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9551 2005-07-27 Jeff Law <law@redhat.com>
9553 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9554 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9555 equivalency sets, correctly handle the case were vr0 has an
9556 equivalency set, but vr1 does not.
9558 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9560 PR tree-optimization/23073
9561 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9562 vect_print_dump_info before fprintf.
9564 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9566 PR tree-optimize/22348
9567 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9568 Fold the partial computation.
9570 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9572 PR tree-optimization/22325
9573 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9575 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9577 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9578 (force_var_cost): ... this function.
9579 (compute_phi_arg_on_exit): Export.
9581 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9583 PR tree-optimization/20773
9584 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9587 2005-07-27 Richard Guenther <rguenther@suse.de>
9589 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9590 Avoid pushing again if current struct contains only
9591 fields we decomposed.
9593 2005-07-27 Jan Hubicka <jh@suse.cz>
9595 PR tree-optimization/22574
9596 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9599 * tree-tailcall.c (decrease_profile): New function.
9600 (eliminate_tail_call): Use it.
9602 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9603 visibility flags correctly in whole program mode.
9605 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9607 PR rtl-optimization/22472
9608 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9610 2005-07-26 Steven Bosscher <stevenb@suse.de>
9612 PR tree-optimization/22504
9613 * tree-complex.c (expand_complex_addition): Use 'code' instead
9614 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9616 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9618 * config.gcc (cpu_type): Add frv case.
9619 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9620 (supported_defaults): Add fr550 case.
9622 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9625 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9626 whether a pointer of type T * may point to objects of type T *.
9628 2005-07-26 DJ Delorie <dj@redhat.com>
9630 * configure: Regenerate.
9632 2005-07-26 Dale Johannesen <dalej@apple.com>
9634 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9636 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9638 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9639 Clarify use of "build" in name.
9641 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9643 * doc/extend.texi (Raw read/write Functions): New section.
9644 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9645 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9646 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9647 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9648 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9649 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9650 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9651 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9652 * config/frv/frv.c: Add bdesc_loads global.
9653 Add bdesc_stores global.
9654 (frv_init_builtins): Add support for __builtin_{read/write}*.
9655 (frv_volatile_memref): New.
9656 (frv_expand_load_builtin): New.
9657 (frv_expand_store_builtin): New.
9658 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9659 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9660 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9661 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9662 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9663 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9664 (builtin_read_<mode>): New.
9665 (builtin_write_<mode>): New.
9666 (builtin_write64): New.
9667 (optional_membar_<mode>): New.
9669 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9671 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9672 (rather than units) against HOST_BITS_PER_WIDE_INT.
9674 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9676 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9677 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9678 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9679 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9682 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9683 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9684 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9686 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9688 2005-07-26 Richard Guenther <rguenther@suse.de>
9690 PR tree-optimization/22486
9691 * fold-const.c (fold_unary): Fold away useless component
9692 references of the form (T *)&T.x, if the address
9695 2005-07-25 James E Wilson <wilson@specifixinc.com>
9697 * dwarf2out.c (add_call_src_coords_attributes): New.
9698 (gen_inlined_subroutine_die): Call it.
9699 (maybe_emit_file, init_file_table): Add comments.
9700 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9702 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9703 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9704 * tree.h (BLOCK_SOURCE_LOCATION): New.
9705 (struct tree_block): New field locus.
9707 2005-07-26 Andreas Schwab <schwab@suse.de>
9709 PR rtl-optimization/23043
9710 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9711 when allocating a struct unoccr.
9713 2005-07-25 Richard Henderson <rth@redhat.com>
9716 * tree-complex.c (gate_no_optimization): True if errors.
9717 * Makefile.in (tree-complex.o): Update dependencies.
9719 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9721 * config/frv/predicates.md (integer_register_operand): Use
9724 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9727 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9729 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9731 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9733 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9734 types when flag_unsafe_math_optimizations is true.
9736 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9738 * gcc.c (option_map): Add --sysroot.
9739 (process_command): Handle --sysroot.
9740 (display_help): Document it.
9741 * doc/cppopts.tex (-isysroot): Document.
9742 * doc/invoke.texi (--sysroot): Document.
9743 * doc/install.texi (--with-build-sysroot): Document.
9745 * Makefile.in (inhibit_libc): New variable.
9746 (INHIBIT_LIBC_CFLAGS): Likewise.
9747 (LIBGCC2_CFLAGS): Include
9748 $(INHIBIT_LIBC_CFLAGS).
9749 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9750 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9751 ($(T)crtend.o): Likewise.
9752 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9753 ($(T)crtendS.o): Likewise.
9754 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9755 ($(T)crtendT.o): Likewise.
9756 (stmp-fixinc): Do not complain about missing headers if
9758 * configure.ac (inhibit_libc): Set it to true/false.
9759 (--with-build-sysroot): New option. Use it to set
9761 * configure: Regenerated.
9763 2005-07-25 Manfred Hollstein <mh@suse.com>
9765 * calls.c (store_one_arg): Fix unsigned comparison warning.
9767 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9770 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9771 (ggc_print_statistics): Initialize variable before use.
9773 2005-07-25 Richard Guenther <rguenther@suse.de>
9775 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9776 calling with a PHI_NODE argument.
9778 * tree-flow-inline.h (overlap_subvar): Protect against
9781 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9783 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9784 * configure: Regenerate.
9786 2005-07-25 Ira Rosen <irar@il.ibm.com>
9788 * expr.c (highest_pow2_factor): Make extern.
9789 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9790 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9791 record_array_differ_p, array_ptr_differ_p): Likewise.
9792 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9793 additional cases. Call the above functions.
9794 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9795 base_object_differ_p when there are two base objects. Otherwise, compare
9796 base address and offset. Call may_alias_p.
9797 (dump_data_reference): Use a correct field name.
9798 (analyze_array): Make static. Initialize new data-ref fields.
9799 (analyze_indirect_ref): New function.
9800 (init_data_ref): Initialize new data-ref fields.
9801 (strip_conversion): Moved from tree-vect-analyze.c.
9802 (analyze_offset_expr, get_ptr_offset, address_analysis,
9803 object_analysis): Likewise.
9804 (analyze_offset): New function.
9805 (create_data_ref): Likewise.
9806 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9807 dimensions for ARRAY_REFs only.
9808 (build_classic_dist_vector): Make static.
9809 (access_functions_are_affine_or_constant_p): Call macro to get the
9810 address of access functions.
9811 (compute_all_dependences): Add new parameter
9812 compute_self_and_read_read_dependences. Compute self and read-read
9813 dependences if it is true.
9814 (find_data_references_in_loop): Call create_data_ref. Initialize new
9816 (compute_data_dependences_for_loop): Add new parameter
9817 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9818 compute nb_loops. Call compute_all_dependences,
9819 build_classic_dist_vector and build_classic_dir_vector with correct
9821 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9822 with correct parameters. Compare dimensions for ARRAY_REFs only.
9823 (free_data_refs): Call macro to free access functions.
9824 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9825 fields from stmt_vinfo.
9826 (struct base_object_info): New structure.
9827 (struct data_reference): Move fields to base_object_info. Add fields
9828 first_location and object_info for above structures. Move fields from
9829 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9830 aligned_to. Add macros to access the new fields.
9831 Update functions declarations.
9832 * tree-flow.h (is_aliased_with): Declare.
9833 * tree-loop-linear.c (linear_transform_loops): Call
9834 compute_data_dependences_for_loop with correct parameters.
9835 * tree-ssa-alias.c (is_aliased_with): New function.
9836 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9837 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9838 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9839 vect_base_addr_differ_p, compute_subscript_distance and
9840 build_classic_dist_vector. Add printings. Check absolute value of
9842 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9844 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9845 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9846 to bytes. Add printing.
9847 (vect_compute_data_refs_alignment): Go through loads and stores in one
9849 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9850 vect_analyze_data_ref_access): Likewise.
9851 (vect_analyze_pointer_ref_access): Remove.
9852 (vect_address_analysis, vect_object_analysis): Likewise.
9853 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9854 and analyze data-refs in the loop.
9855 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9856 fields of data-ref instead of stmt. Add init to the offset from the
9858 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9859 (vect_update_init_of_dr): Likewise.
9860 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9861 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9863 (new_loop_vec_info): Initialize new fields.
9864 (destroy_loop_vec_info): Free new fields.
9865 (vect_strip_conversion): Remove.
9866 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9867 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9868 datarefs. Add new field ddrs.
9869 Add macros for the new fields access.
9870 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9871 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9872 Remove their macros.
9873 * tree.h (highest_pow2_factor): Declare.
9875 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9877 * calls.c (store_one_arg): Check for sibling call MEM arguments
9878 from already clobbered incoming argument area.
9880 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9882 * c-common.c (check_missing_format_attribute): New.
9883 * c-common.h (check_missing_format_attribute): Likewise.
9884 * c-typeck.c (convert_for_assignment): Use it.
9886 2005-07-24 Andreas Schwab <schwab@suse.de>
9888 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9889 register use a word move. Correct operand of ext.w in 68000 code.
9891 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9893 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9894 variables as declarations, rather than definitions.
9896 2005-07-24 Ira Rosen <irar@il.ibm.com>
9898 PR tree-optimization/22526
9899 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9902 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9904 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9905 that C99 reserve for future use. Use it to define clog10,
9906 clog10f and clog10l.
9908 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9910 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9911 * configure.ac: Check for -Wmissing-format-attribute.
9913 * configure: Regenerate.
9915 2005-07-23 Richard Henderson <rth@redhat.com>
9917 PR tree-optimization/22623
9918 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9920 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9923 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9925 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9927 * Makefile.in (C_TREE_H): Update dependencies.
9928 * c-tree.h: Include toplev.h.
9929 * diagnostic.h (diagnostic_set_info): Add format attribute.
9930 * rtl-error.c (diagnostic_for_asm): Likewise.
9932 2005-07-23 Chao-ying Fu <fu@mips.com>
9934 * config/mips/mips-dsp.md: New file.
9935 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9936 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9938 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9939 MIPS_BUILTIN_BPOSGE32.
9940 (mips_expand_builtin_direct): Add one parameter to indicate that
9941 builtin functions need to return a value.
9942 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9944 (mips_regno_to_class): Add classes for 12 new DSP registers.
9945 (mips_subword): Change to check four HI registers.
9946 (mips_output_move): Output move to and from 6 new DSP accumulators.
9947 (override_options): Make sure -mdsp and -mips16 are not used together.
9948 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9950 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9952 (print_operand): Add 'q' for printing DSP accumulators.
9953 (mips_cannot_change_mode_class): Check ACC_REGS.
9954 (mips_secondary_reload_class): Check ACC_REGS.
9955 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9956 (mips_register_move_cost): Check ACC_REGS.
9957 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9958 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9959 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9960 (dsp_bdesc): New array.
9961 (bdesc_arrays): Add DSP builtin function table.
9962 (mips_prepare_builtin_arg): Check predicate again after
9964 (mips_expand_builtin): Add one more parameter to
9965 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9966 MIPS_BUILTIN_BPOSGE32.
9967 (mips_init_builtins): Initialize new function types.
9968 (mips_expand_builtin_direct): Check if builtin functions need to
9969 return a value and pass operands properly.
9970 (mips_expand_builtin_bposge): New function.
9971 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9972 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9973 (FIRST_PSEUDO_REGISTER): Increase to 188.
9974 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9975 Update for 12 new DSP registers.
9976 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9977 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9978 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9979 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9980 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9981 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9982 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9983 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9984 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9985 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9986 (REGISTER_NAMES): Add names for 12 new DSP registers.
9987 * config/mips/mips.md: Include mips-dsp.md.
9988 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9989 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9990 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9991 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9992 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9993 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9994 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9995 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9996 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9997 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9998 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9999 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10000 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10001 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10002 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10003 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10004 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10005 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10006 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10007 (UNSPEC_RDDSP): New constants.
10008 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10009 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10011 * config/mips/mips.opt (-mdsp): New option.
10012 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10013 (reg_imm10_operand): New predicates.
10014 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10015 * doc/invoke.texi (-mdsp): Document new option.
10017 2005-07-22 DJ Delorie <dj@redhat.com>
10019 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10021 * tree-inline.c (inlinable_function_p): Likewise.
10023 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10026 * toplev.c (check_global_declarations): Do not mark undefined
10027 variables as DECL_IGNORED_P.
10028 * varasm.c (first_global_object_name): GTY it.
10029 (weak_global_object_name): Likewise.
10030 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10031 a string to go into {weak,first}_global_object_name.
10033 2005-07-22 DJ Delorie <dj@redhat.com>
10035 * c-format.c (check_function_format): Change warning control
10036 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10038 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10040 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10041 &PTR->FLD a dereference of PTR.
10042 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10043 a potential dereference of PTR.
10045 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10047 PR rtl-optimization/20370
10048 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10049 call allocate_reg_info if necessary.
10051 PR rtl-optimization/21848
10052 * calls.c (emit_library_call_value_1): For const functions, add
10053 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10055 PR rtl-optimization/22445
10056 * cselib.c (target.h): Include.
10057 (rtx_equal_for_cselib_p): Allow commutative matches.
10058 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10059 Remove MODE parameter. Changed all callers.
10061 PR rtl-optimization/22258
10062 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10064 (try_combine): Use likely_spilled_retval_p.
10066 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10068 * config.gcc: Add crx-elf support.
10070 * doc/contrib.texi: Mention crx.
10071 * doc/extend.texi: Document crx extensions.
10072 * doc/install.texi: Document crx install.
10073 * doc/invoke.texi: Document crx options.
10074 * doc/md.texi: Document crx constraints.
10076 * config/crx/crx-protos.h: New file.
10077 * config/crx/crx.c: New file.
10078 * config/crx/crx.h: New file.
10079 * config/crx/crx.md: New file.
10080 * config/crx/crx.opt: New file.
10081 * config/crx/t-crx: New file.
10083 2005-07-22 Manfred Hollstein <mh@suse.com>
10085 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10087 (int_add_graph_edge): Likewise.
10088 (collapse_nodes): Likewise.
10089 (process_unification_queue): Likewise.
10091 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10092 Laurent GUERBY <laurent@guerby.net>
10094 PR tree-optimization/22336
10095 * function.c (record_block_change): Check for
10096 cfun->ib_boundaries_block.
10098 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10100 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10101 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10103 2005-07-21 DJ Delorie <dj@redhat.com>
10105 * toplev.c (warn_deprecated_use): Add warning control to warning
10107 * c-typeck.c (parser_build_binary_op): Likewise.
10108 (c_finish_if_stmt): Likewise.
10109 * c-common.c (check_function_sentinel): Likewise.
10110 (check_nonnull_arg): Likewise.
10112 2005-07-21 Richard Henderson <rth@redhat.com>
10115 * tree-complex.c (complex_ssa_name_components): New.
10116 (cvc_lookup): Allow entry not found.
10117 (create_components): Remove.
10118 (create_one_component_var, get_component_var): New.
10119 (get_component_ssa_name, set_component_ssa_name): New.
10120 (extract_component): Use get_component_ssa_name.
10121 (update_complex_components): Use set_component_ssa_name.
10122 (update_complex_components_on_edge): Likewise.
10123 (update_phi_components): Create new PHI nodes directly, instead
10124 of adding insns to edges.
10125 (tree_lower_complex): Allocate and free complex_variable_components
10126 and complex_ssa_name_components here.
10128 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10130 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10131 revert to returning false.
10133 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10136 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10138 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10141 * config/i386/i386.md (cmpxf): Change operand constraints
10142 to "nonmemory_operand".
10144 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10146 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10148 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10150 PR middle-end/21180
10151 * fold-const.c (fold_build1): Add checksum for the operands.
10152 (fold_build2): Likewise.
10153 (fold_build3): Likewise.
10155 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10157 PR middle-end/19055
10158 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10160 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10162 * common.opt (-fforward-propagate): Committed by mistake,
10165 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10167 * reg-stack.c: Fix comment typo(s).
10168 * tree-ssa-operands.c: Likewise.
10169 * tree-vectorizer: Likewise.
10171 2005-07-21 Nick Clifton <nickc@redhat.com>
10173 * config/sh/symbian.c: Replace C++ style line comments with C
10174 style line comments.
10175 (symbian_add_attribute): Do not use a ? operator on the LHS of
10177 (sh_symbian_handle_dll_attribute): Change the type of the
10178 method vector to "VEC(tree,gc)*" and use vector accessor
10179 macros to walk over the elements.
10180 (symbian_export_vtable_and_rtti_p): Likewise.
10181 (symbian_class_needs_attribute_p): Likewise.
10183 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10186 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10187 initialize targetm.resolve_overloaded_builtin here.
10188 (altivec_expand_overloaded_builtin): Make it non-static.
10189 * config/rs6000/rs6000-protos.h
10190 (altivec_expand_overloaded_builtin): New prototype.
10191 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10192 targetm.resolve_overloaded_builtin here.
10193 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10195 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10196 Zdenek Dvorak <dvorakz@suse.cz>
10198 PR tree-optimization/19210
10199 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10201 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10202 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10203 rely on unproven assumptions.
10204 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10205 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10206 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10207 to number_of_iterations_exit.
10208 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10209 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10210 * tree-ssa-loop-niter.c (find_loop_niter,
10211 estimate_numbers_of_iterations_loop): Likewise.
10212 (number_of_iterations_exit): Honor the new options.
10213 * doc/invoke.texi (Wunsafe-loop-optimizations,
10214 funsafe-loop-optimizations): Document them.
10216 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10218 PR rtl-optimization/22167
10219 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10221 2005-07-20 Adam Nemet <anemet@lnxw.com>
10223 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10224 __do_global_dtors_aux longcall.
10226 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10228 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10229 (old_special_pred_table): Don't reference
10230 SPECIAL_MODE_PREDICATES.
10231 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10232 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10233 * config/sh/predicates.h: Don't mention
10234 SPECIAL_MODE_PREDICATES.
10235 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10238 2005-07-20 DJ Delorie <dj@redhat.com>
10240 * config.gcc: Add m32c-elf support.
10242 * doc/contrib.texi: Mention m32c.
10243 * doc/extend.texi: Document m32c extensions.
10244 * doc/install.texi: Mention m32c.
10245 * doc/invoke.texi: Document m32c options.
10246 * doc/md.texi: Document m32c constraints.
10248 * config/m32c/addsub.md: New file.
10249 * config/m32c/bitops.md: New file.
10250 * config/m32c/cond.md: New file.
10251 * config/m32c/jump.md: New file.
10252 * config/m32c/m32c-lib1.S: New file.
10253 * config/m32c/m32c-lib2.c: New file.
10254 * config/m32c/m32c-modes.def: New file.
10255 * config/m32c/m32c-pragma.c: New file.
10256 * config/m32c/m32c-protos.h: New file.
10257 * config/m32c/m32c.abi: New file.
10258 * config/m32c/m32c.c: New file.
10259 * config/m32c/m32c.h: New file.
10260 * config/m32c/m32c.md: New file.
10261 * config/m32c/m32c.opt: New file.
10262 * config/m32c/minmax.md: New file.
10263 * config/m32c/mov.md: New file.
10264 * config/m32c/muldiv.md: New file.
10265 * config/m32c/predicates.md: New file.
10266 * config/m32c/prologue.md: New file.
10267 * config/m32c/shift.md: New file.
10268 * config/m32c/t-m32c: New file.
10270 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10272 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10273 (stack_protect_set, stack_protect_test): New expanders.
10274 (stack_protect_set_si, stack_protect_set_si_media,
10275 stack_protect_set_di_media, stack_protect_test_si,
10276 stack_protect_test_si_media, stack_protect_test_di_media):
10279 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10281 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10283 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10285 * tree.h (tree_expr_nonzero_p): Export.
10286 * fold-const.c (tree_expr_nonzero_p): Likewise.
10287 Return true for CALL_EXPRs that are alloca calls.
10288 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10290 * tree-flow.h (expr_computes_nonzero): Remove.
10291 * tree-vrp.c (expr_computes_nonzero): Remove.
10292 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10293 (extract_range_from_unary_expr): Likewise.
10294 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10295 tree_expr_nonzero_p.
10297 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10299 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10300 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10301 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10302 All callers changed.
10303 (frame_related_constant_load): New arg "related" which controls
10304 setting of RTX_FRAME_RELATED_P. All callers changed.
10305 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10306 (bfin_expand_prologue): Add stack limit checking.
10307 * config/bfin/bfin.md (trapifcc): New pattern.
10309 * config/bfin/bfin.c: Include "langhooks.h".
10310 (def_builtin): Go through lang_hooks to call builtin_function.
10312 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10313 * config/bfin/predicates.md (symbol_ref_operand): New.
10314 (call_insn_operand): Delete. All callers changed to use
10315 register_no_elim_operand.
10316 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10318 (function_arg): Use it to generate the call's operand 2.
10319 (bfin_longcall_p): New function.
10320 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10321 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10322 determine if the address needs to be in a REG.
10323 (bfin_handle_longcall_attribute): New function.
10324 (bfin_attribute_table): Add "longcall" and "shortcall".
10325 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10326 (CUMULATIVE_ARGS): New member call_cookie.
10327 (PREDICATE_CODES): Add symbol_ref_operand.
10328 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10329 extra USE to the pattern.
10330 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10331 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10332 sibcall_value_insn; now the new patterns handle direct calls and the
10333 old ones indirect calls.
10334 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10336 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10338 * doc/trouble.texi: Update section on handling of empty loops.
10340 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10342 * config.gcc: Remove support for sparc-*-openbsd*,
10343 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10345 * config.host: Remove support for i860-*-sysv4* as a host.
10346 * config/i860/*, config/ip2k/*, config/ns32k/*,
10347 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10348 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10349 mention obsolete ports.
10351 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10353 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10354 soft frame pointer.
10355 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10356 of frame_pointer_rtx.
10357 (sh_expand_epilogue): Likewise.
10358 (sh_set_return_address): Likewise.
10359 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10360 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10361 offsets from FRAME_POINTER_REGNUM.
10362 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10363 (sh_register_names): Add initializer for sfp.
10364 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10365 (VALID_REGISTER_P): Likewise.
10366 (FIRST_PSEUDO_REGISTER): Update.
10367 (DWARF_FRAME_REGISTERS): Define.
10368 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10369 (HARD_FRAME_POINTER_REGNUM): Define.
10370 (FRAME_POINTER_REGNUM): Redefine.
10371 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10372 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10373 from FRAME_POINTER_REGNUM.
10374 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10375 FRAME_POINTER_REGNUM.
10376 (REG_CLASS_CONTENTS): Add sfp.
10377 (REG_ALLOC_ORDER): Likewise.
10378 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10379 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10380 of frame_pointer_rtx.
10381 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10383 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10385 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10386 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10387 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10389 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10392 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10394 Make CONSTRUCTOR use VEC to store initializers.
10395 * c-common.c (complete_array_type): Update to cope with VEC in
10397 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10398 (pp_c_constructor_elts): New function.
10399 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10400 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10401 struct constructor_stack, struct initializer_stack,
10402 constructor_elements, push_init_level, pop_init_level,
10403 add_pending_init, find_init_member, output_init_element): Update to
10404 cope with VEC in CONSTRUCTOR_ELTS.
10405 * coverage.c (build_fn_info_value, build_ctr_info_value,
10406 build_gcov_info): Likewise.
10407 * expr.c (categorize_ctor_elements_1, store_constructor,
10408 expand_expr_real_1): Likewise.
10409 * fold-const.c (fold_ternary): Likewise.
10410 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10411 gimplify_init_constructor, gimplify_expr): Likewise.
10412 * tree-dump.c (dequeue_and_dump): Likewise.
10413 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10415 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10417 * tree-sra.c (generate_element_init_1): Likewise.
10418 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10419 * tree-ssa-operands.c (get_expr_operands): Likewise.
10420 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10421 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10422 (get_initial_def_for_reduction): Likewise.
10423 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10424 value handle in annotations.
10425 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10426 tree_node_structure): Add support for constr_kind.
10427 (build_vector_from_ctor, build_constructor_single,
10428 build_constructor_from_list): New functions.
10429 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10430 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10431 Update to cope with VEC in CONSTRUCTOR_ELTS.
10432 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10433 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10434 CONSTRUCTOR_APPEND_ELT): New macros.
10435 (struct constructor_elt, struct tree_constructor): New data types.
10436 (union tree_node): Add tree_constructor field.
10437 * treestruct.def: Define TS_CONSTRUCTOR.
10438 * varasm.c (const_hash_1, compare_constant, copy_constant,
10439 compute_reloc_for_constant, output_addressed_constants,
10440 initializer_constant_valid_p, output_constant,
10441 array_size_for_constructor, output_constructor): Update to cope with
10442 VEC in CONSTRUCTOR_ELTS.
10443 * vec.h (VEC_empty, VEC_copy): New macros.
10445 2005-07-19 Devang Patel <dpatel@apple.com>
10447 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10449 2005-07-19 Richard Henderson <rth@redhat.com>
10452 * gimplify.c (gimplify_expr): Use main variant type for the temp
10453 destination for a discarded volatile read.
10454 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10455 casts between non-void types that change volatility.
10457 2005-07-15 DJ Delorie <dj@redhat.com>
10459 * toplev.h: Add comment about the first parameter for warning().
10460 * errors.h: Likewise.
10462 * c.opt (Wpragmas): New.
10463 * doc/invoke.texi: Document it.
10465 * function.c (do_warn_unused_parameter): Add warning control to
10467 * c-decl.c (warn_if_shadowing): Likewise.
10468 * c-lex.c (cb_def_pragma): Likewise.
10469 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10470 (pop_alignment): Likewise.
10471 (handle_pragma_pack): Likewise.
10472 (apply_pragma_weak): Likewise.
10473 (handle_pragma_weak): Likewise.
10474 (handle_pragma_redefine_extname): Likewise.
10475 (add_to_renaming_pragma_list): Likewise.
10476 (handle_pragma_extern_prefix): Likewise.
10477 (maybe_apply_renaming_pragma): Likewise.
10478 (handle_pragma_visibility): Likewise.
10480 * config/c4x/c4x-c.c (BAD): Likewise.
10481 (c4x_parse_pragma): Likewise.
10482 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10483 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10484 (rs6000_pragma_longcall): Likewise.
10485 * config/v850/v850-c.c (pop_data_area): Likewise.
10486 (ghs_pragma_section): Likewise.
10487 (ghs_pragma_section): Likewise.
10488 (ghs_pragma_interrupt): Likewise.
10489 (ghs_pragma_starttda): Likewise.
10490 (ghs_pragma_startsda): Likewise.
10491 (ghs_pragma_startzda): Likewise.
10492 (ghs_pragma_endtda): Likewise.
10493 (ghs_pragma_endsda): Likewise.
10494 (ghs_pragma_endzda): Likewise.
10496 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10497 Kenneth Zadeck <zadeck@naturalbridge.com>
10499 * Makefile.in: Removed tree-promote-statics.c
10500 * tree-promote-statics.c: Removed.
10501 * common.opt: Removed flag-promote-statics.
10503 * passes.c: Removed tree-promote-statics pass.
10504 * tree-pass.h: Ditto.
10505 * timevar.def: Removed TV_PROMOTE_STATICS.
10508 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10510 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10512 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10514 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10517 * c-common.c (check_function_arguments): Call
10518 'check_function_format' if either -Wformat or
10519 -Wmissing-format-attribute are specified.
10520 * c-format.c (check_function_format): Check -Wformat before
10521 calling 'check_format_info'.
10522 * c-opts.c (c_common_post_options): Don't warn for
10523 -Wmissing-format-attribute without -Wformat.
10524 * c-typeck.c (convert_for_assignment): Detect additional cases for
10525 -Wmissing-format-attribute.
10526 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10529 2005-07-19 Richard Guenther <rguenther@suse.de>
10531 * config/i386/i386.md (lrint<mode>2): Use temporary
10532 instead of clobbering non-existent memory.
10534 2005-07-19 Nick Clifton <nickc@redhat.com>
10536 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10537 statement to avoid displaying ASCII control characters.
10539 2005-07-19 Ben Elliston <bje@au.ibm.com>
10541 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10542 * cfganal.c (find_edge_index): Ditto.
10543 * combine.c (combine_instructions): Ditto.
10544 * ddg.c (create_scc): Ditto.
10545 (find_successors): Ditto.
10546 (find_predecessors): Ditto.
10547 (find_nodes_on_paths): Ditto.
10548 (longest_simple_path): Ditto.
10549 * flow.c (update_life_info): Ditto.
10550 (count_or_remove_death_notes): Ditto.
10551 (clear_log_links): Ditto.
10552 * modulo-sched.c (generate_reg_moves): Ditto.
10553 (find_max_asap): Ditto.
10554 (find_max_hv_min_mob): Ditto.
10555 (find_max_dv_min_mob): Ditto.
10556 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10557 * sched-rgn.c (extract_edgelst): Ditto.
10558 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10559 (dump_update_ssa): Ditto.
10560 (ssa_names_to_replace) Ditto.
10561 (switch_virtuals_to_full_rewrite): Ditto.
10562 (update_ssa): Ditto.
10563 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10565 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10567 Fix PR tree-optimization/22483
10569 * tree-complex.c (create_components): Use
10570 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10571 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10572 * tree-flow.h (safe_referenced_var_iterator): New structure.
10573 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10574 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10575 safe_referenced_var iterator.
10576 (add_type_alias): Ditto.
10578 2005-07-19 Steven Bosscher <stevenb@suse.de>
10580 * loop-init.c (rest_of_handle_loop2): Remove.
10581 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10582 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10583 (pass_rtl_loop_init, pass_rtl_loop_done,
10584 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10585 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10586 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10587 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10588 pass_tree_loop_done, and pass_tree_unswitch.
10589 (gate_loop): Rename to gate_tree_loop.
10590 * passes.c (init_optimization_passes): Update for renamed tree
10591 loop passes. Add the new loop2 passes as subpasses of loop2.
10592 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10593 Update for the renamed tree loop passes.
10595 2005-07-18 Ian Lance Taylor <ian@airs.com>
10597 PR middle-end/22057
10598 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10599 blocks when optimizing.
10601 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10603 * common.opt (frename-registers): Initialize to 2.
10605 (fgcse-after-reload): Ditto.
10606 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10607 (process_options): Only change flag_web, flag_rename_registers,
10608 and flag_rerun_cse_after_loop if not explicitly set by user.
10610 2005-07-18 Jan Beulich <jbeulich@novell.com>
10612 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10613 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10614 in 64-bit mode the same as DImode in 32-bit mode.
10615 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10616 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10617 mode. Add new mode parameter.
10618 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10619 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10620 x86_64_shift_adj): New expanders.
10621 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10622 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10624 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10625 DImode shift splitters.
10626 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10627 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10630 2005-07-18 Jan Beulich <jbeulich@novell.com>
10632 * i386.md (movdi_extzv_1): New.
10633 (zero_extendhidi2): Combine alternatives and never force use of
10635 (zero_extendqidi2): Likewise. Don't restrict input selection.
10637 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10639 Fix PR tree-optimization/22531
10640 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10643 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10645 * tree-promote-statics.c (pass_promote_statics): Change dump file
10648 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10650 * tree-optimize.c (init_tree_optimization_passes): Add
10651 pass_eliminate_useless_stores pass.
10652 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10653 * tree-ssa-pre.c (is_copy_stmt): New function.
10654 (follow_copies_till_vuse): Ditto.
10655 (do_eustores): Ditto.
10656 (gate_eustores): Ditto.
10658 2005-07-16 Richard Henderson <rth@redhat.com>
10660 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10662 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10663 Kenneth Zadeck <zadeck@naturalbridge.com>
10665 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10666 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10667 ipa-type-escape.h, tree-promote-statics.c
10668 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10669 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10670 tree-promote-statics.c: new files.
10671 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10672 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10673 int nonlocal_set_p, mark_constant_function): Deleted.
10674 (rest_of_handle_cfg): Removed call to mark_constant_function.
10675 (nonoverlapping_component_refs_p): Added calls to support
10676 type based aliasing.
10677 * tree-ssa-alias.c (may_alias_p,
10678 compute_flow_insensitive_aliasing): Ditto.
10679 * calls.c (flags_from_decl_or_type): Removed reference to
10681 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10682 too many arguments. This is necessary for Spec 2000.
10683 * cgraph.h (const_function, pure_function): Removed.
10684 * common.opt: Added "fipa-pure-const", "fipa-reference",
10685 "fipa-type-escape", and "ftree-promote-static".
10687 * passes.c: Added ipa and tree-promote-statics passes.
10688 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10689 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10690 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10691 * tree-flow.h: Added exposed sra calls and addition of
10692 reference_vars_info field for FUNCTION_DECLS.
10693 * tree-pass.h: Added passes.
10694 * tree-sra.c: (sra_init_cache): New function.
10695 (sra_insert_before, sra_insert_after) Made public.
10696 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10698 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10699 aliasing. (may_alias_p): Added code to use type escape analysis to
10700 improve alias sets.
10701 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10702 code to prune clobbers of static variables based on information
10703 produced in ipa-reference pass. Changed call clobbering so that
10704 statics are not marked as clobbered if the call does not clobber
10707 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10709 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10712 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10714 * doc/install.texi (*-*-solaris2*): Document recommended version
10715 of GNU binutils and mention GNU linker problem on Solaris 10.
10717 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10720 * c-decl.c (c_build_bitfield_integer_type): New function.
10721 (finish_struct): Call it.
10722 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10724 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10726 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10729 2005-07-16 Jan Hubicka <jh@suse.cz>
10731 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10732 (scale_bbs_frequencies_int): Watch roundoff errors.
10733 * predict.c (return_prediction): Initialize return_stmt.
10735 2005-07-16 Jan Hubicka <jh@suse.cz>
10737 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10738 after RTL profiling.
10740 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10742 PR middle-end/22398
10743 * fold-const.c (build_range_check): Convert high/low to etype
10744 if we are only comparing against exp.
10746 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10748 Fix PR tree-optimization/22376
10749 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10751 (need_to_solve): New function.
10752 (compute_points_to_sets): Use it.
10754 2005-07-15 Jan Hubicka <jh@suse.cz>
10756 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10757 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10759 2005-07-15 Richard Guenther <rguenther@suse.de>
10761 * c-common.c (handle_flatten_attribute): New function.
10762 Add flatten function attribute.
10763 * doc/extend.texi: Document flatten function attribute.
10764 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10765 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10767 (cgraph_decide_inlining): Handle functions with flatten
10770 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10772 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10773 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10774 UNSPEC_XCHG, UNSPEC_AND): New.
10775 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10776 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10777 * config/rs6000/sync.md (FETCHOP): New code macro.
10778 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10780 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10781 (sync_compare_and_swap<mode>): Same.
10782 (sync_lock_test_and_set<mode>): Same.
10783 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10784 for QImode and HImode, and not PPC405.
10785 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10786 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10787 (sync_<fetchop>{si,di}_internal): New.
10788 (sync_nand{si,di}_internal): New.
10789 (sync_old_<fetchop>{si,di}_internal): New.
10790 (sync_old_nand{si,di}_internal): New
10791 (sync_new_<fetchop>{si,di}_internal): New.
10792 (sync_new_nand{si,di}_internal): New.
10793 (atomic_and{si,di}): New.
10794 (sync_new_nand{si,di}_internal): New.
10795 (atomic_and{si,di}): New.
10796 (sync_add<mode>_internal): Delete.
10797 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10798 (sync_sub<mode>_internal): Delte.
10799 (sync_subshort_internal): New.
10800 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10801 (sync_anddi_internal): Delete.
10802 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10803 (sync_booldi_internal): Delete.
10804 (sync_boolc<mode>_internal): Delete.
10805 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10806 (sync_boolc<mode>_internal2): Delete.
10807 (sync_boolcc<mode>_internal): Delete.
10808 (isync, lwsync): Use unspec instead of unspec_volatile.
10809 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10810 Revert UNSPEC_VOLATILE.
10811 (rs6000_split_atomic_op): New.
10812 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10814 2005-07-14 Eric Christopher <echristo@redhat.com>
10816 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10817 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10819 2005-07-14 Eric Christopher <echristo@redhat.com>
10821 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10823 2005-07-14 Steven Bosscher <stevenb@suse.de>
10825 PR tree-optimization/22230
10826 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10827 the computation of the four cross productions for "range op range".
10829 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10830 Ulrich Weigand <uweigand@de.ibm.com>
10833 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10836 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10838 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10840 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10842 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10844 2005-07-14 Richard Guenther <rguenther@suse.de>
10846 PR middle-end/22347
10847 * config/i386/i386-protos.h (ix86_function_value): Change
10848 prototype to match new target hook.
10849 * config/i386/i386.c (ix86_value_regno): Change prototype
10850 to take extra type argument.
10851 (TARGET_FUNCTION_VALUE): Define.
10852 (ix86_function_ok_for_sibcall): Pass extra argument to
10853 ix86_value_regno, check return slot rtx for exact match.
10854 (ix86_function_value): Take extra parameter. Dispatch to
10855 ix86_value_regno with fndecl/fntype as provided.
10856 (ix86_value_regno): Handle extra type argument.
10857 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10859 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10860 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10861 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10862 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10863 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10865 2005-07-14 Richard Guenther <rguenther@suse.de>
10867 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10868 * calls.c (expand_call): Pass fntype to hard_function_value.
10869 (emit_library_call_value_1): Likewise.
10870 * explow.c: Include target.h.
10871 (hard_function_value): Take extra argument, the fntype.
10872 Use new target hook for function_value.
10873 * expr.h (hard_function_value): Change prototype.
10874 * function.c (aggregate_value_p): Pass 0 as fntype to
10875 hard_function_value.
10876 (assign_parms): Use new target hook for function_value.
10877 Pass 0 as fntype to hard_function_value.
10878 (expand_function_end): Likewise.
10879 * reg-stack.c: Include target.h.
10880 (stack_result): Use new target hook for function_value.
10881 * target-def.h: New target hook function_value.
10882 * target.h: Likewise.
10883 * targhooks.c (default_function_value): New function.
10884 * targhooks.h (default_function_value): Declare.
10886 2005-07-13 Ian Lance Taylor <ian@airs.com>
10888 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10890 2005-07-14 Jan Hubicka <jh@suse.cz>
10892 * tree-dfa.c (dump_variable): Use default_def function.
10893 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10894 * tree-ssa.c (verify_use): Likewise.
10895 * tree-ssanames.c (release_ssa_name): Likewise.
10896 * tree-tailcall.c (eliminate_tail_call): Likewise.
10897 (tree_optimize_tail_calls_1): Likewise.
10898 * tree-vrp.c (get_value_range): Likewise.
10900 2005-07-14 Ben Elliston <bje@au.ibm.com>
10902 * gcc.c (main): Compare language[0] with '*' when iterating over
10905 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10907 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10908 "s390_emit_compare". Add handling of CCZ1mode.
10909 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10910 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10912 (s390_branch_condition_mask): Add CCZ1mode handling.
10913 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10914 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10915 Use CCZ1mode instead of CCZmode.
10916 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10918 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10920 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10922 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10924 2005-07-13 Eric Christopher <echristo@redhat.com>
10926 * config/mips/mips.c (mips_canonicalize_comparison): New.
10927 (mips_emit_int_relational): Use.
10929 2005-07-13 Eric Christopher <echristo@redhat.com>
10931 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10932 static extra parts.
10933 * config/s390/s390.md: Include tpf.md. Move tpf specific
10935 * config/s390/tpf.md: To here.
10936 * config/s390/s390.opt: Move tpf specific options...
10937 * config/s390/tpf.opt: to here. Add mmain option.
10938 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10939 * config/s390/tpf.h: Rewrite.
10941 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10943 * doc/tm.texi: Remove @xref{Cross-profiling}.
10945 2005-07-13 Jeff Law <law@redhat.com>
10947 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10948 expressions, test their _DECL operands for pointer equality rather
10949 than using operand_equal_p.
10951 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10953 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10954 (TARGET_POSIX_IO): This.
10955 * config/darwin.h: Likewise.
10956 * config/freebsd.h: Likewise.
10957 * config/linux.h: Likewise.
10958 * config/lynx.h: Likewise.
10959 * config/netbsd.h: Likewise.
10960 * config/rs6000/linux64.h: Likewise.
10961 * config/rs6000/linux.h: Likewise.
10962 * config/s390/tpf.h: Likewise.
10963 * config/sh/embed-elf.h: Likewise.
10964 * config/sparc/linux64.h: Likewise.
10965 * config/sparc/linux.h: Likewise.
10966 * config/svr4.h: Likewise.
10967 * gcov-io.h: Likewise.
10969 * doc/tm.texi: Updated.
10971 * libgcov.c (create_file_directory): Defined only if
10972 TARGET_POSIX_IO is defined.
10973 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10976 2005-07-13 Jan Hubicka <jh@suse.cz>
10978 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10980 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10982 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10983 structure as argument.
10985 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10987 PR tree-optimization/21921
10988 * tree-iterator.c (tsi_link_before): Support the case when
10989 tsi_end_p (tsi) == true.
10991 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10993 PR tree-optimization/22442
10994 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10997 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10999 PR rtl-optimization/20376
11000 * toplev.c (process_options): Enable -fweb and -frename-registers when
11002 * doc/invoke.texi: Update the information about when -fweb and
11003 -frename-registers are enabled.
11005 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11008 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11009 if *rhs_p is not a SSA_NAME.
11011 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11013 Fix PR tree-optimization/22422
11014 * tree-ssa-structalias.c (struct variable_info): Add flag for
11016 (get_varinfo): Now a static function.
11017 (new_varinfo): init has_union and is_special_var to false.
11018 (solution_set_add): Check has_union.
11019 (do_da_constraint): Move temporary variable so it gets reset
11021 Also check for special variable.
11022 (do_ds_constraint): Ditto.
11023 (do_sd_constraint): Ditto.
11024 (do_structure_copy): Check for special variable.
11025 (find_func_aliases): Ditto.
11026 (init_base_vars): Set special vars properly.
11028 2005-07-13 Jan Hubicka <jh@suse.cz>
11030 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11033 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11034 (get_expr_operands): Fix thinko wrt flags and subvars.
11036 PR tree-optimize/22379
11037 * tree-inline.c (expand_call_inline): Do not output sorry in early
11040 2005-07-12 Dale Johannesen <dalej@apple.com>
11042 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11044 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11047 * host-linux.h: Include limits.h.
11049 2005-07-12 Dale Johannesen <dalej@apple.com>
11051 * expr.c (compress_float_constant): Add cost check.
11052 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11054 2005-07-12 Dale Johannesen <dalej@apple.com>
11056 * gcc.target/i386/compress-float-sse.c: New.
11057 * gcc.target/i386/compress-float-sse-pic.c: New.
11058 * gcc.target/i386/compress-float-387.c: New.
11059 * gcc.target/i386/compress-float-387-pic.c: New.
11060 * gcc.dg/compress-float-ppc.c: New.
11061 * gcc.dg/compress-float-ppc-pic.c: New.
11063 2005-07-12 Eric Christopher <echristo@redhat.com>
11065 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11066 static extra parts.
11067 * config/s390/s390.md: Include tpf.md. Move tpf specific
11069 * config/s390/tpf.md: To here.
11070 * config/s390/s390.opt: Move tpf specific options...
11071 * config/s390/tpf.opt: to here. Add mmain option.
11072 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11073 * config/s390/tpf.h: Rewrite.
11075 2005-07-12 Eric Christopher <echristo@redhat.com>
11077 * gcc.c (struct infile): Update comment for language.
11078 (main): Rewrite input file resetting code.
11080 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11083 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11084 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11085 (lookup_avail_expr): Use constant_boolean_node instead
11086 of boolean_false_node/boolean_true_node.
11088 2005-07-12 Ben Elliston <bje@au.ibm.com>
11090 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11091 and use it when printing num_edges.
11093 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11095 * doc/extend.texi (Blackfin Built-in Functions): New section.
11096 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11099 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11101 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11102 s/cmpstrsi/cmpstrnsi
11103 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11105 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11106 (init_optabs): Initialize cmpstrn_optab.
11107 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11108 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11109 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11110 * config/i386/i386.md: s/cmpstr/cmpstrn
11111 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11112 * doc/md.texi: Update documentation.
11114 2005-07-11 Richard Henderson <rth@redhat.com>
11116 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11117 build_va_arg_indirect_ref.
11118 (alpha_gimplify_va_arg): Likewise.
11119 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11120 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11121 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11122 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11123 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11124 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11126 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11128 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11130 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11131 * passes.c (init_optimization_passes): Add pass_empty_loop.
11132 * tree-pass.h (pass_empty_loop): Declare.
11133 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11134 try_remove_empty_loop, remove_empty_loops): New functions.
11135 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11136 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11138 2005-07-12 Peter Barada <peter@the-baradas.com>
11140 PR middle-end/16719
11141 PR middle-end/18421
11142 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11143 in address registers.
11144 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11145 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11146 alternative of addsi3_5200.
11148 2005-07-11 Ian Lance Taylor <ian@airs.com>
11150 * config/mips/mips.md (ffs<mode>2): Remove.
11152 2005-07-11 Ian Lance Taylor <ian@airs.com>
11154 * doc/tree-ssa.texi (Cleanups): Improve description of
11156 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11158 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11160 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11161 * tree.h (DECL_ARGUMENT_FLD): New macro.
11163 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11165 Fix PR tree-optimization/22404
11167 * tree-ssa-structalias.c (create_variable_info_for): Use
11170 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11172 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11173 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11174 for second comparison operand.
11175 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11177 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11178 (define_insn_reservation "alu"): Likewise.
11179 (csync, ssync): Now of type sync.
11180 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11181 -mcsync-anomaly -mspecld-anomaly.
11182 * config/bfin/bfin.opt (mcsync): Remove.
11183 (mcsync-anomaly, mspecld-anomaly): Add.
11184 * config/bfin/bfin.c: Include "insn-codes.h".
11185 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11186 (TARGET_DEFAULT_TARGET_FLAGS): New.
11187 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11189 2005-07-11 Steven Bosscher <stevenb@suse.de>
11191 * basic-block.h: Give the BB flags enum a name, bb_flags.
11192 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11193 * cfgcleanup.c (enum bb_flags): Remove here.
11194 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11195 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11196 (update_forwarder_flag): Likewise.
11197 (thread_jump): Likewise.
11198 (try_forward_edges): Likewise.
11199 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11200 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11201 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11203 2005-07-11 Richard Guenther <rguenther@suse.de>
11205 * config/i386/i386.opt: New target option -msseregparm.
11206 * config/i386/i386.c (override_options): Error out for
11207 -msseregparm but no SSE support.
11208 (ix86_function_sseregparm): Check for global sseregparm.
11209 * doc/invoke.texi: Document -msseregparm.
11211 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11213 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11214 (m32rle-*-linux*): Ditto.
11216 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11218 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11219 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11222 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11224 PR middle-end/22239
11226 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11227 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11229 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11231 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11232 (varmap): Heapify varmap.
11233 (constraints): Heapify constraints.
11234 (struct constraint_graph): Heapify succs and preds.
11235 (constraint_vec_find): Update for heapification.
11236 (constraint_set_union): Ditto.
11237 (insert_into_complex): Ditto.
11238 (constraint_edge_vec_find): Ditto.
11239 (erase_graph_self_edge): Ditto.
11240 (add_graph_edge): Ditto.
11241 (get_graph_weights): Ditto.
11242 (merge_graph_nodes): Ditto.
11243 (build_constraint_graph): Ditto.
11244 (topo_visit): Ditto.
11245 (solve_graph): Ditto.
11246 (create_variable_info_for): Ditto.
11247 (init_base_vars): Ditto.
11248 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11249 (condese_varmap_nodes): Free complex vector.
11250 (clear_edges_for_node): Clear succs and preds vector.
11252 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11254 * tree-ssa-structalias.c (update_alias_info): Change counting of
11255 references to not include vdefs.
11257 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11259 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11260 (up_insert): Ditto.
11262 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11264 * pa.c (pa_commutative_p): Make PLUS commutative when
11265 TARGET_NO_SPACE_REGS is true.
11267 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11269 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11270 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11271 * tree-dfa.c (dump_subvars_for): New.
11272 (debug_subvars_for): New.
11273 (dump_variable): Show subvariables if VAR has them.
11274 * tree-flow-inline.h (get_subvar_at): New.
11275 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11276 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11278 (struct subvar): Change fields offset and size to unsigned
11280 (dump_subvars_for): Declare.
11281 (debug_subvars_for): Declare.
11282 (get_subvar_at): Declare.
11283 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11284 to unsigned HOST_WIDE_INT *.
11285 (overlap_subvar): Likewise.
11286 * tree-gimple.c (is_gimple_reg): Always return false for
11287 SFTs and memory tags.
11288 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11289 Update all callers.
11290 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11291 (compute_may_aliases): Call compute_points_to_sets.
11292 (collect_points_to_info_for): Remove.
11293 (compute_points_to_and_addr_escape): Remove.
11294 (delete_alias_info): Call delete_points_to_sets.
11295 (compute_flow_sensitive_aliasing): If the call to
11296 find_what_p_points_to returns false, call set_pt_anything.
11297 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11298 (set_pt_anything): Clear pi->pt_vars.
11299 (set_pt_malloc): Remove.
11300 (merge_pointed_to_info): Remove.
11301 (add_pointed_to_expr): Remove.
11302 (add_pointed_to_var): Remove.
11303 (collect_points_to_info_r): Remove.
11304 (is_escape_site): Make extern.
11306 (create_overlap_variables_for): Call it.
11307 * tree-ssa-copy.c (merge_alias_info): Never merge
11308 flow-sensitive alias information.
11309 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11310 offset and size to be unsigned HOST_WIDE_INT.
11311 (add_to_addressable_set): Rename from note_addressable.
11312 Set TREE_ADDRESSABLE as the variables are added to the set.
11314 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11315 operands into VUSEs when adding V_MAY_DEFs for members in an
11317 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11318 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11319 (struct variable_info): Add bitfield is_heap_var.
11320 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11321 (new_var_info): Initialize is_heap_var.
11322 (get_constraint_for): Add HEAP variables to the symbol table.
11323 Mark them with is_heap_var.
11324 (update_alias_info): New. Taken mostly from the old
11325 compute_points_to_and_addr_escape.
11326 (handle_ptr_arith): New.
11327 (find_func_aliases): Call update_alias_info.
11328 Call handle_ptr_info for tcc_binary expressions.
11329 Call mark_stmt_modified.
11330 (create_variable_info_for): If DECL has subvars, do not create
11331 variables for its subvars. Always add all the fields.
11332 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11333 SFTs, then add all the SFTs of the structure.
11334 If VI->DECL is an aggregate with subvariables, add the SFT at
11336 (find_what_p_points_to): If VI is an artificial variable,
11337 translate to bitfields in SSA_NAME_PTR_INFO.
11338 If the solution is empty, set pi->pt_vars to NULL
11339 (init_base_vars): Create ANYOFFSET.
11340 (compute_points_to_sets): Rename from create_alias_vars.
11342 (pass_build_pta): Remove.
11343 (delete_points_to_sets): Rename from delete_alias_vars.
11344 (pass_del_pta): Remove.
11345 * tree-ssa-structalias.h (struct alias_info): Move from
11347 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11348 NUM_REFERENCES_SET): Likewise.
11349 (compute_points_to_sets, delete_points_to_sets): Declare.
11351 2005-07-09 Richard Henderson <rth@redhat.com>
11353 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11354 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11355 alpha_split_lock_test_and_set_12): New functions.
11356 * config/alpha/alpha-protos.h: Update.
11357 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11358 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11359 * config/alpha/sync.md (I12MODE): New.
11360 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11361 (sync_<fetchop_name><I48MODE>): Likewise.
11362 (sync_nand<I48MODE>): Likewise.
11363 (sync_old_<fetchop_name><I48MODE>): Likewise.
11364 (sync_new_<fetchop_name><I48MODE>): Likewise.
11365 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11366 (sync_compare_and_swap<I48MODE>): Likewise.
11367 (sync_lock_test_and_set<I48MODE>): Likewise.
11368 (sync_compare_and_swap<I12MODE>): New.
11369 (sync_compare_and_swap<I12MODE>_1): New.
11370 (sync_lock_test_and_set<I12MODE>): New.
11371 (sync_lock_test_and_set<I12MODE>_1): New.
11373 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11377 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11379 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11381 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11382 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11384 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11387 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11389 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11391 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11392 memory_operand constraint.
11393 (store_conditional_<mode>): Same.
11394 (sync_compare_and_swap<mode>): Same.
11395 (sync_lock_test_and_set<mode>): Same.
11397 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11399 Rewrite PIC support to more closely model actual instructions.
11400 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11401 (cris_symbol): Remove prototypes for removed functions.
11402 (cris_pic_symbol_type_of, cris_valid_pic_const)
11403 (cris_expand_pic_call_address): Prototypes for new functions.
11404 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11406 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11408 <case ':'>: Add case for new punctuation character.
11409 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11410 emitting (extra) PIC modifier.
11411 <case UNSPEC>: Do not assert for PLT.
11412 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11413 (cris_expand_prologue, cris_expand_epilogue): Check
11414 for pic_offset_table_rtx usage instead of taking
11415 current_function_uses_pic_offset_table as the final word.
11416 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11417 Remove flag_pic difference.
11418 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11419 the moral equivalents of...
11420 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11422 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11423 (cris_handle_option): Mark ARG as unused.
11424 (cris_expand_pic_call_address): New worker function for "call",
11426 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11427 output PIC constructs here.
11428 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11429 as symbol-specific modifers, not whole or part of operands.
11430 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11431 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11432 constants and flag_pic.
11433 (CONSTANT_INDEX_P): Adjust for new functions.
11434 (enum cris_pic_symbol_type): New helper type.
11435 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11436 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11437 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11439 ("movsi"): Emit actual instructions for GOT and relative access.
11440 ("*movsi_got_load"): New pattern to set up the register holding
11442 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11443 Adjust FIXME for 'S'.
11444 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11445 Use "movs" for -fpic cases.
11446 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11447 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11448 ("call", "call_value"): Just call cris_expand_pic_call_address for
11450 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11451 Remove special pattern.
11452 ("*expanded_call_side", "*expanded_call_value_side"): New
11454 (gotplt-to-plt, gotplt-to-plt-side-call)
11455 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11457 * config/cris/cris/predicates.md
11458 ("cris_general_operand_or_gotless_symbol"): Remove unused
11460 ("cris_general_operand_or_symbol"): Adjust for new functions.
11462 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11464 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11466 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11468 * Makefile.in (TREE_H): Add treestruct.def.
11469 (c-decl.o): Add pointer-set.h
11470 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11471 visibility on regular DECL's.
11472 (merge_decls): Fix the copying of decl nodes of various types for
11473 the new structures. Don't update RTL, section name, weak status,
11474 etc, on DECL's without RTL.
11475 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11476 Don't check volatile on non-variable types.
11477 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11478 to check whether we have seen arguments.
11479 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11480 flag is checked before field (flag is common, field is not).
11481 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11482 TS_DECL_COMMON could have an origin.
11483 (add_location_or_const_value_attribute): Don't check section name
11484 on non-var/function decls.
11485 (dwarf2out_var_location): Reverse order of tests.
11486 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11487 with DECL_WRTL_CHECK.
11488 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11489 * fold-const.c (fold_binary): Don't check weakness on
11490 non-var/function decls.
11491 (tree_expr_nonzero_p): Ditto.
11492 (fold_checksum_tree): Use tree_decl_extra as sizeof
11494 * ggc-page.c (extra_order_size_table): Add sizes for
11495 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11497 * gimplify.c (gimplify_bind_expr): Only set
11498 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11499 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11501 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11502 * langhooks.h (init_ts). New langhook.
11503 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11504 * print-tree.c (print_node): Update to only print fields that
11505 exist in the structures the passed decl has.
11506 * toplev.c (wrapup_global_declarations): Don't reset
11507 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11508 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11509 * tree-inline.c (remap_decl): Ditto.
11510 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11511 * tree-pretty-print.c (print_declaration): Don't print
11512 DECL_REGISTER on things that don't contain it.
11513 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11514 non-var/function decls.
11515 * tree.c (tree_contains_struct): New structure.
11516 (init_priority_for_decl): New hashtable.
11517 (tree_int_map): New structure.
11518 (tree_int_map_eq): New function.
11519 (tree_int_map_marked_p): Ditto.
11520 (tree_int_map_hash): Ditto.
11521 (tree_map): Move to tree.h.
11522 (tree_map_eq): Externalize.
11523 (tree_map_hash): Ditto.
11524 (tree_map_marked_p): Ditto.
11525 (init_ttree): Set up tree_contains_struct and call langhook.
11526 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11527 (tree_code_size): Update for new structures.
11528 (tree_node_structure): Update for new structures.
11529 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11531 (copy_node_stat): Copy init priority.
11532 (build_decl_stat): Ditto for visibility.
11533 (ts_enum_names): New.
11534 (tree_contains_struct_check_failed): New function.
11535 (decl_init_priority_lookup): Ditto.
11536 (decl_init_priority_insert): Ditto.
11537 * treestruct.def: New file.
11538 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11539 (CONTAINS_STRUCT_CHECK): Ditto.
11540 (tree_contains_struct_check_failed): New prototype.
11541 (DECL_CHECK): Removed.
11542 (DECL_MINIMAL_CHECK): New.
11543 (DECL_COMMON_CHECK): Ditto.
11544 (DECL_WRTL_CHECK): Ditto.
11545 (DECL_NON_COMMON_CHECK): Ditto.
11546 (DECL_WITH_VIS_CHECK): Ditto.
11547 (VAR_OR_FUNCTION_DECL_P): Ditto
11548 (struct tree_decl_minimal): New structure.
11549 (struct tree_decl_common): Ditto.
11550 (struct tree_decl_with_rtl): Ditto.
11551 (struct tree_decl_with_vis): Ditto.
11552 (struct tree_decl_non_common): Ditto.
11553 (struct tree_field_decl): Ditto.
11554 (struct tree_parm_decl): Ditto.
11555 (struct tree_var_decl): Ditto.
11556 (struct tree_function_decl): Ditto.
11557 (struct tree_const_decl): Ditto.
11558 (struct tree_result_decl): Ditto.
11559 (union tree_node): Add new structures.
11560 * var-tracking.c (track_expr_p): Reverse order of tests.
11562 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11564 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11566 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11567 * system.h: Poison FINALIZE_PIC.
11568 * doc/tm.texi (FINALIZE_PIC): Remove.
11570 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11573 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11574 to the correct type if we have a MODIFY_EXPR.
11576 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11578 PR tree-optimization/22360
11579 * tree.c (upper_bound_in_type): Fix calculations for casting
11580 to a non-wider signed type and casting a signed value to a
11581 wider unsigned type.
11582 (lower_bound_in_type): Fix calculations for casting to a
11583 non-wider signed type.
11585 PR tree-optimization/20139
11586 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11588 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11589 fold_cond_expr_cond.
11590 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11591 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11593 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11596 * tree-complex.c (expand_complex_libcall): Produce
11597 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11599 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11601 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11602 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11603 b" assert and inserted fastpath code for this case.
11604 (bitmap_ior): Removed "a != b" assert.
11606 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11608 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11609 (ENDFILE_SPEC): Likewise.
11610 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11612 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11613 a large stack frame at epilogue.
11615 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11617 * final.c: Include sdbout.h when required.
11619 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11621 * config.gcc (*-*-darwin*): Only one target-specific header file
11622 for generic darwin.
11623 (powerpc-*-darwin*): Add version-specific header files.
11624 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11625 * config.in: Regenerate.
11626 * configure: Regenerate.
11627 * gcc.c: Include xregex.h.
11628 (version_compare_spec_function): New.
11629 (spec_function): Add version-compare.
11630 (replace_outfile_spec_function): Reformat comment.
11631 (compare_version_strings): New.
11632 * config/darwin-c.c (version_as_macro): New.
11633 (builtin_define): New.
11634 (darwin_cpp_builtins): New.
11635 * config/darwin-protos.h (darwin_cpp_builtins): New.
11636 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11637 (LIB_SPEC): Make unconditional, update comment.
11638 (TARGET_C99_FUNCTIONS): Define.
11639 * config/darwin.opt: Sort.
11640 (mmacosx-version-min=): New.
11641 * config/darwin7.h: Delete.
11642 * config/darwin8.h: Delete.
11643 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11644 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11645 (TARGET_C99_FUNCTIONS): Define.
11646 * config/rs6000/darwin7.h: New.
11647 * config/rs6000/darwin8.h: New.
11648 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11649 (-mmacosx-version-min): Document.
11651 2005-07-07 Ian Lance Taylor <ian@airs.com>
11653 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11655 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11657 PR middle-end/22239
11658 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11660 2005-07-07 Khem Raj <kraj@mvista.com>
11662 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11663 in bytes, not words.
11665 2005-07-07 Paul Brook <paul@codesourcery.com>
11667 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11668 DEFAULT_FUNCTION_ARG_PADDING to upward.
11670 2005-07-07 Richard Henderson <rth@redhat.com>
11672 * function.c (locate_and_pad_parm): Record parameter alignment in
11673 stack_alignment_needed.
11675 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11677 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11678 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11679 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11680 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11681 (define_attr "type"): Add isync, sync, load_l, store_c.
11682 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11683 Create scratch volatile MEM.
11684 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11686 (load_locked_<mode>): New.
11687 (store_conditional_<mode>): New.
11688 (sync_compare_and_swap<mode>): Replace with splitter.
11689 (sync_lock_test_and_set<mode>): Replace with splitter.
11690 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11692 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11693 is ics. Attribute isync.
11694 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11696 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11697 and UNSPECV_SYNC_OP.
11698 (emit_unlikely_jump): New.
11699 (emit_load_locked): New.
11700 (emit_store_conditional): New.
11701 (rs6000_split_compare_and_swap): New.
11702 (rs6000_split_lock_test_and_set): New.
11703 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11704 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11705 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11706 rs6000_split_lock_test_and_set): Declare.
11707 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11708 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11709 store_c, isync, sync.
11711 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11713 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11714 filenames to gtyp-gen.h.
11715 (s-typ-gen): Use it in place of for loops.
11717 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11719 * hooks.c (hook_bool_rtx_int_false): New function.
11720 * hooks.h (hook_bool_rtx_int_false): Declare.
11721 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11722 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11723 * target.h (struct gcc_target): Add commutative_p member.
11724 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11725 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11726 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11727 (pa_commutative_p): New function.
11728 * jump.c (target.h): Include.
11729 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11730 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11732 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11734 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11735 (s390_expand_setmem): New.
11736 * config/s390/s390.c: Likewise.
11737 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11739 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11740 general_operand. Call new function "s390_expand_setmem".
11741 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11742 ("setmem_long", "*setmem_long"): ... this.
11744 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11746 * config/s390/s390.c: (optimization_options): Enable
11747 TARGET_MVCLE at -Os.
11748 * doc/invoke.texi: Document changes in default behaviour.
11749 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11751 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11753 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11754 defined by back-end.
11756 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11758 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11759 all sets in the pattern.
11760 * config/rs6000/rs6000.md (stack_protect_testsi,
11761 stack_protect_testdi): Likewise.
11763 2005-07-06 Jeff Law <law@redhat.com>
11765 * tree-vrp.c (simplify_using_ranges): Kill.
11766 (vrp_finalize): Remove call to simplify_using_ranges.
11767 (simplify_stmt_using_ranges): New function extracted from
11768 simplify_using_ranges.
11769 (simplify_div_or_mod_using_ranges): Likewise.
11770 (simplify_abs_using_ranges): Likewise.
11771 (simplify_cond_using_ranges): New function.
11772 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11773 * tree-ssa-propagate.c (substitute_and_fold): Call
11774 simplify_stmt_using_ranges if we have range information.
11776 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11778 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11779 ia64_flag_schedule_isns2.
11781 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11782 reading/writing general registers.
11783 (ia64_function_arg): Revert 2005-06-18 change.
11785 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11787 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11788 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11790 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11792 * function.c (expand_function_end): Revert part of 2005-06-27
11793 patch. Do sjlj_emit_function_exit_after after return_label.
11795 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11797 * doc/install.texi (--disable-libssp): New.
11799 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11801 * doc/invoke.texi: Update -fforce-mem documentation.
11802 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11803 code for -fforce-mem.
11804 * expmed.c: (store_bit_field,store_fixed_bit_field,
11805 extract_bit_field): Ditto.
11806 * expr.c: (convert_move): Ditto.
11807 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11808 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11809 emit_conditional_add,expand_float,expand_fix): Ditto.
11810 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11811 (common_handle_option): Issue warning when -fforce-mem specified.
11813 2005-07-06 Paul Brook <paul@codesourcery.com>
11815 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11817 * configure: Regenerate.
11819 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11821 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11823 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11825 Fix PR tree-optimization/22319
11826 Fix PR tree-optimization/22140
11827 Fix PR tree-optimization/22310
11829 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11830 variable sized types.
11831 Use correct type for intermediate structure on *a = *b structure
11834 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11836 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11838 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11839 (machine_function): Move typedef to...
11840 * config/rs6000/rs6000.c (machine_function): ... here. Add
11841 varargs_save_offset field.
11842 (rs6000_stack_t): Remove varargs_size field.
11843 (setup_incoming_varargs): Allocate varargs save area using
11844 assign_stack_local, try to make it as small as possible.
11845 Save offset from virtual_stack_vars_rtx to the save area
11846 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11847 instead of magic 8 when fp word byte size is used.
11848 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11849 instead of -RS6000_VARARGS_SIZE.
11850 (rs6000_stack_info, debug_stack_info,
11851 rs6000_initial_elimination_offset): Remove all traces of
11853 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11854 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11855 RS6000_VARARGS_AREA.
11857 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11859 PR tree-optimization/21963
11860 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11861 constant_multiple_of in the same way get_computation_cost_at does.
11863 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11865 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11866 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11867 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11868 and return its previous value.
11869 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11870 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11872 (stack_protect_set, stack_protect_test): New expanders.
11873 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11874 stack_protect_testdi): New insns.
11875 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11876 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11878 2005-07-06 Jeff Law <law@redhat.com>
11880 * tree-ssa-dce.c (cfg_altered): New global.
11881 (tree_dce_init): Initialize cfg_altered.
11882 (remove_dead_stmt): If we remove an edge in the CFG, then set
11884 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11887 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11889 * Makefile.in (stamp-collect-ld): Use
11890 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11891 ./collect-ld if it already exists.
11892 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11893 Don't remove ./nm if it already exists.
11895 2005-07-05 Devang Patel <dpatel@apple.com>
11897 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11898 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11899 * tree-vectorizer.c (vect_loop_location): New.
11900 (vect_print_dump_info): Use vect_loop_location.
11901 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11902 (vectorize_loops): Set vect_loop_location.
11903 * tree-vect-analyze.c (vect_analyze_offset_expr,
11904 vect_determin_vectorization_factor, vect_analyze_operations,
11905 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11906 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11907 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11908 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11909 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11910 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11911 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11912 vect_analyze_loop): Adjust vect_print_dump_info API.
11913 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11914 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11915 vect_finish_stmt_generation, vectorizable_assignment,
11916 vectorizable_operation, vectorizable_store, vectorizable_load,
11917 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11918 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11919 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11920 vect_transform_loop): Same.
11921 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11922 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11925 2005-07-05 Randolph Chung <tausq@debian.org>
11927 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11928 * configure: Regenerate.
11929 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11930 (pa_tls_referenced_p): Declare.
11931 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11932 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11933 (legitimize_tls_address): New.
11934 (hppa_legitimize_address): Handle TLS addresses.
11935 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11936 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11937 (emit_move_sequence): Handle TLS addresses.
11938 (pa_encode_section_info): Call default handler to handle common
11940 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11941 (CONSTANT_ADDRESS_P): Reject TLS operands.
11942 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11943 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11944 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11945 (UNSPEC_TLSLE): Define new constants.
11946 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11947 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11948 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11949 (tie_symbolic_operand, tle_symbolic_operand): New
11951 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11953 * aclocal.m4: Update macros for autoconf 2.59 style.
11954 * configure.ac: Likewise.
11956 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11958 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11959 (function_arg): Pass small aggregates in general registers on 32-bit
11961 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11963 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11965 * Makefile.in (final.o): Fix dependencies.
11967 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11971 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11972 * langhooks.c (lhd_expr_to_decl): New.
11973 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11975 (LANG_HOOKS_INITIALIZER): Update.
11976 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11977 expr_to_decl langhook.
11978 * c-tree.h (c_expr_to_decl): Declare.
11979 * c-typeck.c (c_expr_to_decl): New.
11980 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11982 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11984 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11987 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11988 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11990 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11992 * Makefile.in: Adjust dependencies.
11993 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11994 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11995 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11996 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11997 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11998 rest_of_compilation.
12000 * bb-reorder.c (gate_duplicate_computed_gotos,
12001 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12002 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12003 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12004 pass_partition_blocks): New.
12005 * bt-load.c (gate_handle_branch_target_load_optimize,
12006 rest_of_handle_branch_target_load_optimize,
12007 pass_branch_target_load_optimize): New.
12008 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12010 * cfglayout.c (pass_insn_locators_initialize): New.
12011 * cfgrtl.c (pass_free_cfg): New.
12012 * combine.c (gate_handle_combine, rest_of_handle_combine,
12013 pass_combine): New.
12014 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12015 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12016 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12017 * except.c (pass_set_nothrow_function_flags,
12018 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12020 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12021 rest_of_handle_shorten_branches, pass_shorten_branches,
12022 rest_of_clean_state, pass_clean_state): New.
12023 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12024 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12025 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12027 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12028 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12029 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12030 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12032 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12033 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12034 pass_rtl_ifcvt, gate_handle_if_after_combine,
12035 rest_of_handle_if_after_combine, pass_if_after_combine,
12036 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12037 pass_if_after_reload): New.
12038 * integrate.c (pass_initial_value_sets): New.
12039 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12040 pass_purge_lineno_notes): New.
12041 * mode-switching.c (rest_of_handle_mode_switching,
12042 pass_mode_switching): New.
12043 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12044 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12046 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12047 pass_loop_optimize): New.
12048 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12050 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12052 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12053 pass_postreload_cse): New.
12054 * profile.c (gate_handle_profiling, pass_profiling,
12055 rest_of_handle_branch_prob, pass_branch_prob): New.
12056 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12057 pass_split_before_regstack, gate_handle_split_before_regstack,
12058 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12059 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12060 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12061 pass_stack_regs): New.
12062 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12063 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12064 pass_stack_adjustments): New.
12065 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12066 pass_regrename): New.
12067 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12068 pass_delay_slots, gate_handle_machine_reorg,
12069 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12070 * rtl.h (extern void purge_line_number_notes): New.
12071 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12072 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12074 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12076 * value-prof.c (gate_handle_value_profile_transformations,
12077 rest_of_handle_value_profile_transformations,
12078 pass_value_profile_transformations): New.
12079 * var-tracking.c (gate_handle_var_tracking,
12080 pass_variable_tracking): New.
12081 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12083 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12084 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12085 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12086 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12087 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12088 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12089 rest_of_handle_gcse2, rest_of_handle_regmove,
12090 rest_of_handle_tracer, rest_of_handle_if_conversion,
12091 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12092 rest_of_handle_web, rest_of_handle_branch_prob,
12093 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12094 rest_of_handle_jump_bypass, rest_of_handle_combine,
12095 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12096 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12097 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12098 rest_of_handle_mode_switching, rest_of_handle_jump,
12099 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12100 rest_of_handle_flow2, rest_of_handle_jump2,
12101 rest_of_handle_peephole2, rest_of_handle_postreload,
12102 rest_of_handle_shorten_branches, rest_of_clean_state,
12103 rest_of_compilation): Remove.
12105 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12106 * passes.c (dump_flags, in_gimple_form, all_passes,
12107 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12108 register_dump_files, next_pass_1, last_verified, execute_todo,
12109 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12110 from tree-optimize.c.
12111 (init_optimization_passes): Moved from tree-optimize.c,
12112 adding the RTL optimizations.
12113 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12114 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12115 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12116 register_dump_files, next_pass_1, last_verified, execute_todo,
12117 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12118 init_tree_optimization_passes, ipa_passes): Delete.
12119 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12121 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12122 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12124 (ipa_passes): Remove.
12125 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12126 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12127 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12128 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12129 (dump_info_p, dump_flag): Moved to tree-dump.h.
12131 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12133 * passes.c (finish_optimization_passes): Use dump_begin
12134 and dump_end, TDI_end.
12135 (gate_rest_of_compilation): New.
12136 (pass_rest_of_compilation): Use it.
12137 (gate_postreload, pass_postreload): New.
12138 * toplev.c (general_init): Rename init_tree_optimization_passes.
12139 * toplev.h (init_tree_optimization_passes): Rename to
12140 init_optimizations_passes.
12141 * tree-dump.c (dump_flag): Make static.
12142 (dump_files): Remove RTL dumps.
12143 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12144 pass_cleanup_cfg, pass_free_cfg_annotations,
12145 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12146 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12147 * tree-pretty-print.c: Include tree-pass.h.
12148 * cgraph.c: Include tree-dump.h.
12150 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12152 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12153 Only fall back to saying it points to readonly memory if
12154 we can't do better.
12156 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12158 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12159 * config/m32r/m32r.c (m32r_compute_frame_size,
12160 m32r_expand_prologue): Take current_function_profile into
12161 account whenever we reference
12162 current_function_uses_pic_offset_table.
12163 (m32r_finalize_pic): Remove.
12164 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12166 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12168 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12169 instead of $<. Don't remove ./as if it already exists.
12171 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12174 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12175 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12176 for complex modes when generating code for PA 1.0.
12177 (VALID_FP_MODE_P): New macro.
12178 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12179 sets for all general and floating point modes. Align wide floating
12180 point modes to even register boundaries to comply with architectural
12182 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12183 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12184 (VALID_FP_MODE_P): New macro.
12185 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12186 sets for all general and floating point modes. Align wide floating
12187 point modes to even register boundaries to comply with architectural
12190 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12192 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12195 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12197 * tree-ssa-structalias.c: Don't include expr.h.
12199 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12201 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12204 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12206 Fix PR tree-optimization/22279
12208 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12211 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12213 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12215 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12217 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12218 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12219 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12220 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12221 config/stormy16/stormy16.c, config/v850/v850.c,
12222 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12223 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12224 Avoid "." or "\n" at end of diagnostics and capital letters at
12225 start of diagnostics.
12226 * combine.c, cse.c: Don't translate dump file output.
12227 * toplev.c (print_version): Only translate output if going to
12230 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12232 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12233 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12236 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12238 * pa.c (fix_range): Fix typo in comment.
12240 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12242 * tree-vrp.c (extract_range_from_assert): Replace
12243 fold (build (...)) with fold_build2.
12245 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12247 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12248 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12249 (format_types_orig, handle_format_attribute): Add support for
12252 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12254 * varasm.c (assemble_variable): Fix format specifier thinko.
12256 2005-07-03 Ira Rosen <irar@il.ibm.com>
12258 PR tree-optimization/22029 (and 22135)
12259 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12260 a phi node before calling dump_vops.
12262 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12264 * tree-dump.h (dump_string_field): Declare.
12265 * tree-dump.c: Use it instead of dump_string.
12266 (dump_string_field): Make non-static.
12268 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12270 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12271 up the minimal CFG stuff always when optimize > 0. Call
12272 split_all_insns_noflow in PIC case if needed.
12274 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12275 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12278 * c-decl.c (c_write_global_declarations): Dump contents of
12280 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12281 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12282 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12283 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12286 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12288 * c-common.h (GCC_DIAG_STYLE): Define.
12289 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12290 version for format checking to 4.1.
12291 * c-format.c: Include toplev.h after c-common.h.
12292 (enum format_type): Add gcc_tdiag_format_type.
12293 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12294 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12295 (format_types_orig): Add gcc_tdiag.
12296 (init_dynamic_diag_info): Support gcc_tdiag formats.
12297 (handle_format_attribute): Likewise.
12298 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12299 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12300 version for format checking to 4.1.
12301 (warning0, warning, error, pedwarn, sorry): Use
12302 ATTRIBUTE_GCC_DIAG.
12303 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12304 (finish_aliases_1): Do not use %qE.
12305 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12306 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12307 Correct format bugs.
12308 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12309 parameter to unsigned HOST_WIDE_INT.
12310 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12312 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12314 PR middle-end/21742
12315 * expr.c (write_complex_part): Use adjust_address for MEM.
12316 (read_complex_part): Same.
12318 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12320 Fix PR tree-optimization/22280
12322 * tree-sra.c (generate_element_init): Remove useless loop.
12324 2005-07-02 Richard Henderson <rth@redhat.com>
12326 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12328 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12330 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12332 PR middle-end/14490
12333 * fold-const.c (fold_binary): Handle the return value of
12334 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12335 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12337 2005-07-02 Jeff Law <law@redhat.com>
12339 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12340 a eliminate type conversion which feeds an equality comparison
12341 if the original type or either operand in the comparison is a
12344 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12346 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12347 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12349 * config/avr/avr.c: Do not use '`' as left quote.
12350 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12351 Remove "." from end of diagnostics. Make diagnostics start with
12354 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12355 Joseph S. Myers <joseph@codesourcery.com>
12357 * toplev.c (default_tree_printer): Handle setting location with
12359 * c-objc.common.c (c_tree_printer): Likewise.
12360 * c-format.c (gcc_diag_flag_specs): Add '+'.
12361 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12362 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12364 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12365 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12366 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12367 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12368 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12369 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12370 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12371 format arguments where %J is used without %D.
12373 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12375 * gcc.c (LINK_SSP_SPEC): Define.
12376 (link_ssp_spec): New variable.
12377 (LINK_COMMAND_SPEC): Add %(link_ssp).
12378 (static_specs): Add link_ssp_spec.
12379 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12380 * configure: Rebuilt.
12381 * config.in: Rebuilt.
12383 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12384 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12385 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12386 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12387 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12388 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12389 -0x7008(2) instead of reading __stack_chk_guard variable.
12390 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12392 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12393 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12394 if TARGET_THREAD_SSP_OFFSET is defined.
12395 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12396 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12399 2005-06-27 Richard Henderson <rth@redhat.com>
12400 * libgcc-std.ver (GCC_4.1.0): New.
12401 * libgcc.h (__stack_chk_guard): Declare.
12402 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12403 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12404 * mklibgcc.in (lib2funcs): Add them.
12406 2005-07-01 Richard Henderson <rth@redhat.com>
12408 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12409 void * before struct sigcontext *.
12410 (x86_fallback_frame_state): Likewise.
12412 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12414 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12416 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12419 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12420 we check for SSA_NAME for.
12422 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12424 Fix PR tree-optimization/22071
12426 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12428 (get_constraint_for_component_ref): Use it.
12430 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12433 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12434 print out the last new line.
12436 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12438 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12439 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12440 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12441 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12442 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12443 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12444 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12445 (enum reg_class): New member CC0_REGS.
12446 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12447 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12448 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12449 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12450 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12451 Adjust for register now described.
12453 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12456 * config/i386/i386.md (stack_protect_test_si,
12457 stack_protect_test_di): Add earlyclobber for scratch 3.
12458 * config/rs6000/rs6000.md (stack_protect_testsi,
12459 stack_protect_testdi): Add earlyclobber for scratch 3,
12460 remove earlyclobber from scratch 4.
12462 Older entries for 2005 can be found in ChangeLog-2005.