1 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
3 * doc/objc.texi (Type encoding): Add documentation about encoding
4 complex types and _Bool.
6 2005-12-17 Paul Brook <paul@codesourcery.com>
8 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
9 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
10 when frame_pointer_needed.
12 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
14 * tree-vn.c (vn_add): Use XNEW.
15 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
17 (fold_stmt_r): Use explicit cast to convert from void *.
18 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
19 (new_temp_expr_table): Likewise.
20 * gimplify.c (lookup_tmp_var): Use XNEW.
21 (gimplify_asm_expr): Use explcit cast to convert from void *.
22 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
23 (get_def_blocks_for): Use XNEW.
24 (add_to_repl_tbl): Likewise.
25 (mark_def_sites): Use explicit cast to convert from void *.
26 (def_blocks_free): Likewise.
27 (mark_def_sites_initialize_block): Likewise.
28 (update_ssa): Use XNEWVEC.
29 * tree-dfa.c (create_var_ann): Use GGC_NEW.
30 (create_stmt_ann): Likewise.
31 (create_tree_ann): Likewise.
32 (referenced_var_insert): Likewise.
33 (set_default_def): Likewise.
34 (referenced_var_lookup_if_exists): Use explicit cast to convert
36 (referenced_var_lookup): Likewise.
37 (default_def): Likewise.
38 (set_default_def): Likewise.
39 * tree-cfg.c (create_bb): Likewise.
40 (edge_to_cases_cleanup): Likewise.
41 (verify_node_sharing): Likewise.
42 (record_switch_edge): Use XNEW.
43 (cleanup_dead_labels): Use XCNEWVEC.
44 (tree_duplicate_sese_region): Use XNEWVEC.
45 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
46 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
47 (int_tree_map_eq): Use explicit cast to convert from void *.
48 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
49 (__gcov_execl): Likewise.
50 (__gcov_execlp): Likewise.
51 (__gcov_execle): Likewise.
52 * tree-eh.c (struct_ptr_eq): Likewise.
53 (struct_ptr_hash): Likewise.
54 (lookup_stmt_eh_region_fn): Likewise.
55 (outside_finally_tree): Likewise.
56 (find_goto_replacement): Likewise.
57 (make_eh_edge): Likewise.
58 (mark_eh_edge): Likewise.
59 (add_stmt_to_eh_region_fn): Use GGC_NEW.
60 (record_in_finally_tree): Use XNEW.
61 (maybe_record_in_goto_queue): Use XRESIZEVEC.
62 (lower_try_finally_copy): Use XCNEWVEC.
64 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
66 * tree-inline.c (copy_body_r): Use explicit cast when converting
69 (copy_edges_for_bb): Likewise.
70 (remap_decl_1): Likewise.
71 (estimate_num_insns_1): Likewise.
72 * cgraph.c (hash_node): Use explicit cast when converting from
75 (cgraph_create_node): Use GGC_CNEW.
76 (cgraph_create_edge): Use GGC_NEW.
77 (cgraph_remove_node): Use explicit cast when converting from void *.
78 (hash_varpool_node): Likewise.
79 (eq_varpool_node): Likewise.
80 (cgraph_varpool_node): Use GGC_CNEW.
81 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
82 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
83 (eq_scev_info): Use explicit cast when converting from void *.
84 (find_var_scev_info): Likewise.
85 (set_instantiated_value): Likewise.
86 (gather_stats_on_scev_database_1): Likewise.
87 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
89 * c-pch.c (c_common_write_pch): Use XNEWVEC.
90 (c_common_read_pch): Likewise.
91 * prefix.c (save_string): Use XNEWVEC.
92 (translate_name): Use explicit cast when converting from void *.
93 * c-ppoutput.c (print_line): Use explicit cast when converting
95 (pp_dir_change): Likewise.
96 * c-cppbuiltin.c (builtin_define_std): Likewise.
97 (builtin_define_with_value): Likewise.
98 (builtin_define_with_value_n): Likewise.
99 (builtin_define_with_int_value): Likewise.
100 (builtin_define_type_max): Likewise.
101 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
102 (add_path): Use XNEW.
103 * c-format.c (check_format_info_main): Use GGC_NEW.
104 (format_type_warning): Use explicit cast when converting from void *.
105 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
107 (start_init): Likewise.
108 * tree-flow-inline.h (first_referenced_var): Use explicit cast
109 when converting from void *.
110 (next_referenced_var): Likewise.
111 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
112 * gensupport.c (lookup_predicate): Use explicit cast to convert
114 (init_predicate_table): Use XCNEW instead of xcalloc.
115 * genpreds.c (process_define_predicate): Likewise.
117 2005-12-17 Danny Berlin <dberlin@dberlin.org>
118 Kenneth Zadeck <zadeck@naturalbridge.com>
120 * basic-block.h: Changed basic block numbering so that the entry
121 block is 0 and the exit block is 1. Changed insn iterators so
122 that they are tolerant of blocks with no insns.
123 * regrename.c (copyprop_hardreg_forward): Changed basic block
124 numbering so that the entry block is 0 and the exit block is 1.
125 * sched-ebb.c (sehedule_ebbs): Ditto.
126 * tracer.c (branch_ratio_cutoff): Ditto.
127 * cfgloopmanip.c (fix_loop_structure): Ditto.
128 * cfghooks.c (verify_flow_info): Ditto.
129 * cfg.c (compact_blocks): Ditto.
130 * reorg.c (dbr_schedule): Ditto.
131 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
132 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
133 calculate_dominance_info): Ditto.
134 * cfganal.c (create_edge_list, print_edge_list,
135 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
136 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
137 dfs_enumerate_from): Ditto.
138 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
139 * ifcvt.c (find_if_case_2): Ditto.
140 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
141 find_basic_blocks): Ditto.
142 * predict.c (predict_loops, tree_bb_level_predictions,
143 predict_paths_leading_to, propagate_freq): Ditto.
144 * lcm.c (compute_antinout_edge, compute_laterin,
145 compute_available): Ditto.
146 * function.c (thread_prologue_and_epilogue_insns): Ditto.
147 * gcse.c (gcse_main, bypass_jumps): Ditto.
148 * profile.c (compute_branch_probabilities,
149 compute_value_histograms, branch_prob): Ditto.
150 * tree-flow-inline.h (bsi_start, bsi_after_labels,
152 * tree-ssa-phiopt.c (tree_ssa_phiopt,
153 blocks_in_phiopt_order): Ditto.
154 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
155 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
156 * tree-dfa.c (collect_dfa_stats): Ditto.
157 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
158 * cfglayout.c (fixup_reorder_chain): Ditto.
159 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
160 partition_hot_cold_basic_blocks): Ditto.
161 * var-tracking.c (vt_find_locations): Ditto.
162 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
163 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
164 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
165 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
166 * tree-ssa-reassoc.c (init_reassoc): Ditto.
167 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
168 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
169 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
170 and removed unused reverse orders.
172 * combine.c: Fix document typo.
174 2005-12-17 Jan Hubicka <jh@suse.cz>
176 * tree-flow-inline.h (set_default_def, default_def): Kill.
177 * tree-dfa.c (default_defs): New global variable.
178 (default_def, set_default_def): New functions.
179 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
180 * tree-flow.h (struct var_ann_d): Kill default_def field.
181 (set_default_def, default_def): Update prototype.
182 (default_defs): Declare.
184 2005-12-16 Jeff Law <law@redhat.com>
186 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
187 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
188 into tree-ssa-forwprop.c.
189 (eliminate_redundant_computations): Do not call
190 simplify_rhs_and_lookup_avail_expr anymore.
191 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
192 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
193 (tree_ssa_forward_propagate_single_use_vars): Call
194 simplify_not_neg_expr appropriately.
196 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
199 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
201 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
203 PR rtl-optimization/25456
204 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
205 info->x_start with p->x_start.
207 2005-12-17 Alan Modra <amodra@bigpond.net.au>
209 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
210 introduced 2005-12-16.
212 2005-12-16 Steven Bosscher <stevenb@suse.de>
214 PR rtl-optimization/23837
215 * optabs.c (expand_binop): For a multi-word rotate, never emit
216 a REG_NO_CONFLICT block.
218 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
221 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
224 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
227 2005-12-16 Steven Bosscher <stevenb@suse.de>
229 * loop-invariant.c (move_loop_invariants): Add missing hunk from
230 the previous patch, to nullify df.
232 2005-12-16 Steven Bosscher <stevenb@suse.de>
234 * reorg.c (mostly_true_jump): Clean up code depending on
235 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
236 poor man's branch prediction, instead rely on REG_BR_PROB
237 notes to be available.
239 2005-12-16 Jakub Jelinek <jakub@redhat.com>
241 PR rtl-optimization/24899
242 * loop.c (strength_reduce): Don't reduce giv that is not always
243 computable and where add_val or mult_val can trap.
245 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
247 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
249 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
250 names of ms1-16-002 files.
252 2005-12-16 Alan Modra <amodra@bigpond.net.au>
255 * gcc.c (for_each_path): New function.
256 (add_to_obstack, file_at_path): New functions.
257 (struct file_at_path_info, struct add_to_obstack_info): New.
258 (build_search_list): Rewrite using for_each_path. Constify struct
259 path_prefix pointer. Add do_multi param. Adjust all callers.
260 (find_a_file): Similarly, but just change existing param to bool.
261 (putenv_from_prefixes): Add do_multi param, make "paths" const.
262 (do_spec_path): Delete.
263 (struct spec_path_info): New.
264 (spec_path): New function.
265 (do_spec_1): Use for_each_path for %D and %I.
266 (find_file): Adjust for find_a_file changes.
267 (main): Search multilibs for specs. Print multilib lib path for
268 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
269 (read_specs): Search multilibs for %include and %include_noerr.
270 (is_directory): Remove second string param. Change last param
271 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
272 check path is a dir. Update all callers.
273 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
274 * system.h (SMALL_ARG_MAX): Poison.
275 * config.gcc: Don't define SMALL_ARG_MAX.
276 * config.host: Likewise.
277 * config.build: Likewise.
279 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
281 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
282 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
283 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
284 simplify_logical): Move simplifications that do not require
285 additional infrastructure...
286 * simplify-rtx.c (simplify_unary_operation_1,
287 simplify_binary_operation_1): ... here.
289 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
292 * flow.c (mark_used_dest_regs): New function.
293 (mark_used_regs): Call mark_used_dest_regs.
295 2005-12-16 Jeff Law <law@redhat.com>
297 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
298 represent a use and definition of the same SSA_NAME.
300 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
301 Janis Johnson <janis187@us.ibm.com>
302 Ben Elliston <bje@au.ibm.com>
304 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
305 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
306 * target.h (struct gcc_target): Add decimal_float_supported_p.
307 * targhooks.c (default_scalar_mode_supported_p): Handle
309 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
310 of inf, nan, finite, isinf and isnan.
311 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
312 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
313 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
314 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
315 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
316 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
317 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
318 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
319 Pedwarn if decimal floating point types are used. Error if
320 decimal floating point is not supported by the target.
321 (finish_declspecs): Return type from DFP typespec_word.
322 * c-typeck.c (c_common_type): Choose the decimal floating point
323 type with the greater precision when determining a common type.
324 (convert_arguments): Warn if there is a mismatch between argument
325 and prototype for decimal float types. Warn of conversions with
326 binary float types and of precision narrowing due to prototype.
327 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
328 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
329 (c_token_starts_declspecs): Likewise.
330 (c_parser_attributes): Likewise.
331 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
332 RID_DFLOAT64, RID_DFLOAT128.
333 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
334 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
335 (shorten_compare): Convert DFP/BFP operands to a common type.
336 (c_common_modes_and_builtins): Register built-in decimal float
337 types if the target supports them.
338 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
339 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
340 inf, nan, finite, isinf and isnan builtins.
341 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
342 (builtin_define_float_constants): Assert non-decimal radix.
343 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
344 Call builtin_define_decimal_float_constants for each type.
345 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
346 flags. Use real_from_string3, which can handle binary or decimal
348 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
349 cts_dfloat64, cts_dfloat128.
350 * tree.c (build_common_tree_nodes_2): Add decimal float types.
351 * tree.h (enum tree_index): Add new enumeration values
352 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
353 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
354 (dfloat32_type_node): New macro.
355 (dfloat64_type_node, dfloat128_type_node): Likewise.
356 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
357 (dfloat128_ptr_type_node): Likewise.
358 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
359 bit decimal floating point types with "df", "dd" and "dl".
360 * c-format.h (enum format_lengths): Add new enumeration values
361 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
362 * c-format.c (printf_length_specs, scanf_length_specs): Add
363 entries for H, D, DD.
364 (print_char_table, scan_char_table): Use new entries.
365 (asm_fprintf_char_table, gcc_diag_char_table,
366 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
368 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
369 (DECIMAL64_TYPE_SIZE): Likewise.
370 (DECIMAL128_TYPE_SIZE): Likewise.
371 (TARGET_DEC_EVAL_METHOD): Likewise.
372 * doc/extend.texi (Decimal Float): New node.
373 (Constructing Calls): Document decimal float built-ins.
374 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
375 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
376 * ginclude/decfloat.h: New file.
378 2005-12-16 Alan Modra <amodra@bigpond.net.au>
380 * reload.c (find_reloads): Fix comment typo.
381 * recog.h (recog_memoized): Correct comment.
383 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
385 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
386 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
387 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
388 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
389 * doc/invoke.texi, doc/tm.texi: Fix typos.
391 2005-12-16 Ben Elliston <bje@au.ibm.com>
393 * real.c (decimal_quad_format): Correct values for emin, emax.
395 2005-12-15 DJ Delorie <dj@redhat.com>
397 * config/m32c/predicates.md (m32c_psi_scale): New.
398 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
399 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
401 2005-12-16 Jan Hubicka <jh@suse.cz>
403 PR rtl-optimization/25224
404 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
407 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
408 Steven Bosscher <stevenb@suse.de>
410 * loop-invariant.c (df): New global variable.
411 (find_defs, check_dependencies, find_invariant_insn, record_uses,
412 find_invariants_bb, find_invariants_body, find_invariants,
413 find_invariants_to_move, move_invariants, free_inv_motion_data,
414 move_single_loop_invariants, move_loop_invariants): Do not pass df in
417 2005-12-15 Jakub Jelinek <jakub@redhat.com>
419 * varasm.c (default_unique_section_1): Use special section
420 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
422 2005-12-16 Ben Elliston <bje@au.ibm.com>
424 * doc/invoke.texi (Warning Options): Document -Walways-true being
427 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
430 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
431 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
432 __floatunditf): Use #error if type sizes don't match requirements
434 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
435 as wider floating-point type. Use #error if type sizes don't
436 match requirements of implementation. Avoid overflow in computing
437 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
438 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
439 (__floatundisf, __floatundidf): Likewise.
440 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
441 * config/ia64/ia64.c (ia64_init_libfuncs): Use
442 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
443 TFmode-TImode conversions.
444 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
446 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
448 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
449 Use builtin_define_with_int_value() instead of
450 adding a new check for every new major FreeBSD version.
452 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
454 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
456 2005-12-15 Richard Sandiford <richard@codesourcery.com>
458 * config/arm/predicates.md (call_memory_operand): New.
459 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
461 2005-12-15 Andrew Haley <aph@redhat.com>
463 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
464 against prev_cache_entry == NULL when moving a cache entry to the
467 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
469 * config/mt/mt.c (mt_override_options): Require lower case
470 architectures. Revert accidental default to ms2.
471 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
472 ENDFILE_SPEC): Require lower case architectures. Revert default
475 * doc/invoke.texi (MT Options): Rename and update.
476 * doc/md.texi (MorphoTech family): Rename and update.
478 2005-12-15 Olivier Hainque <hainque@adacore.com>
480 * stor-layout.c (layout_type): Don't complain about a too small
481 an array element type size compared to its alignment when the
484 2005-12-15 Jan Hubicka <jh@suse.cz>
487 * i386.c (classify_argument): Properly adjust offset of bitfield for
490 2005-12-15 Richard Sandiford <richard@codesourcery.com>
492 * final.c (final_scan_insn): Flip in_cold_section_p when changing
493 between the hot and cold sections. Use current_function_section
494 to get the new section.
495 * dwarf2out.c (output_line_info): Use in_cold_section_p to
496 determine whether we are assembling hot or cold code.
497 (secname_for_decl, dwarf2out_var_location): Likewise.
498 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
499 * varasm.c (last_text_section): Delete.
500 (in_cold_section_p): New variable.
501 (hot_function_section): New function.
502 (current_function_section): Pass in_cold_section_p as the
503 reloc argument to select_section. Use it to decide between
504 unlikely_function_section and hot_function_section.
505 (assemble_start_function): Use switch_to_section. Set
506 in_cold_section_p instead of last_text_section.
507 (assemble_end_function): Use switch_to_section.
508 (switch_to_section): Don't set last_text_section.
509 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
510 argument to make the right choice between hot and cold sections.
512 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
514 Second part of MS1->MT renaming
515 * config/mt/mt.md (doloop_end): Call mt_add_loop.
516 (movqi, movhi): Call mt_set_memflags.
517 (*movdf_internal): Call mt_split_words.
518 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
520 (cmpsi): Store to mt_compare_op[01].
521 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
522 bungt, bunle, bunlt): Call mt_emit_cbranch.
523 (prologue): Call mt_expand_prologue.
524 (epilogu): Call mt_expend_epilogue.
525 (eh_return): Call mt_expand_eh_return.
526 (eh_epilogue): Call me_emit_eh_epilogue.
527 (conditional_trap): Store to mt_compare_op[01].
528 * config/mt/crti.asm: Adjust comment.
529 * config/mt/crtn.asm: Adjust comment.
530 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
531 (mt_compare_op0, mt_compare_op1): Renamed.
532 (current_frame_info, zero_frame_info): Adjust type.
533 (mt_ucmpsi3_libcall): Renamed.
534 (mt_flag_delayed_branch): Renamed.
535 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
536 (mt_nops_required, mt_nop_reasons): Renamed.
537 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
538 mt_debug_stack, mt_print_operand_simple_address,
539 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
540 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
541 mt_function_arg_advance, mt_arg_partial_bytes,
542 mt_pass_by_reference, mt_function_arg_boundary,
543 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
544 mt_legitimate_address_p): Renamed, adjusted.
546 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
547 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
548 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
549 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
550 mt_expand_eh_return, mt_emit_eh_prologue,
551 mt_handl_interrupt_attribute): Renamed, adjusted.
552 (mt_attribute_table): Renamed, adjusted.
553 (mt_initial_elimination_offset, mt_generate_compare,
554 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
555 mt_secondary_reload_class, mt_function_value, mt_split_words,
556 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
557 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
558 (mt_labels): Renamed.
559 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
560 mt_machine_reorg): Renamed, adjusted.
561 (mt_attribute_table: Renamed.
562 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
563 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
564 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
565 * config/mt/mt.opt (march): Set mt_cpu_string.
566 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
567 (TARGET_CPU_CPP_BUILTINS): Adjust.
568 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
570 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
571 (MT_MIN_INT): Renamed.
572 (RETURN_ADDR_RTX): Adjust.
573 (struct mt_frame_info): Renamed.
574 (current_frame_info): Adjust type.
575 (INITIAL_ELIMINATION_OFFSET): Adjust.
576 (MT_NUM_ARG_REGS): Renamed.
577 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
578 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
579 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
580 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
581 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
582 (mt_compare_op0, mt_compare_op1): Renamed.
583 * config/mt/mt-protos.h: Rename prototypes.
585 2005-12-15 Richard Guenther <rguenther@suse.de>
587 * tree-flow.h (okay_component_ref_for_subvars): Remove.
588 (get_ref_base_and_extent): Declare.
589 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
590 (get_ref_base_and_extent): New function.
591 * tree-ssa-alias.c (find_used_portions): Use it.
592 * tree-ssa-structalias.c (get_constraint_for_component_ref):
594 * tree-ssa-operands.c (get_expr_operands): Likewise.
596 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
598 * combine.c: Remove force_to_mode's fourth parameter.
599 (force_to_mode): Do not handle REG.
600 (canon_reg_for_combine): New.
601 (make_field_assignment): Use it where the removed argument was non-NULL.
603 2005-12-15 Alan Modra <amodra@bigpond.net.au>
606 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
607 error_mark_node. Make alignment params unsigned.
608 * config/rs6000/rs6000-protos.h
609 (rs6000_special_round_type_align): Update prototype.
610 (rs6000_machopic_legitimize_pic_address): Remove arg names.
612 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
614 PR rtl-optimization/25310
615 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
616 of the eliminable register when substituting into a PLUS.
618 2005-12-14 Jakub Jelinek <jakub@redhat.com>
621 * config/i386/i386.c (ix86_force_to_memory): Always use
622 SImode push for HImode in -m32.
623 (ix86_free_from_memory): Likewise.
625 2005-12-14 Richard Sandiford <richard@codesourcery.com>
627 * gcc/config/arm/arm.md: Provide a big-endian version of the
628 (zero_extend:SI (subreg:QI ...)) splitter.
630 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
632 * struct-equiv.c (note_local_live): Handle hard regs with different
635 2005-12-14 Jeff Law <law@redhat.com>
637 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
638 to a structure containing state rather than a pointer to bool.
639 (case ARRAY_REF): New code to handle folding some array references.
640 (case ADDR_EXPR): Note when we are processing expressions found
641 within an ADDRE_EXPR.
642 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
643 for state variables rather than just a pointer to a boolean.
644 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
645 handling of constant string references.
647 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
649 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
650 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
651 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
652 Move other tst* patterns to retain partial order.
654 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
656 * config/s390/s390.md ("d0", "1"): New mode attributes.
657 ("<shift>di3", "<shift>si3"): Merge.
658 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
659 ("ashrdi3", "ashrsi3"): Merge.
660 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
661 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
662 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
663 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
664 ("*ashrdi3", "*ashrsi3"): Merge.
665 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
667 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
669 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
670 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
671 ("*extendqidi2", "*extendqisi2") Merge.
672 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
673 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
674 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
675 Move some patterns to retain partial ordering.
677 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
679 * config/s390/s390.md ("atype", "length"): Rewrite.
680 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
682 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
684 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
686 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
688 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
689 PARALLELs with a mode.
691 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
693 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
696 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
698 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
700 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
704 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
707 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
709 2005-12-14 Jakub Jelinek <jakub@redhat.com>
713 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
714 DECL_P, call get_section rather than get_named_section. Supply
717 2005-12-14 Ben Elliston <bje@au.ibm.com>
719 * c-common.c (c_common_truthvalue_conversion): Generalise warning
720 for addresses converted to booleans; not just function addresses.
721 * c-typeck.c (build_binary_op): Warn for address comparisons which
722 can never be NULL (eg. func == NULL or &var == NULL).
723 * common.opt (Walways-true): New option.
724 * c-opts.c (c_common_handle_option): Set it with -Wall.
725 * doc/invoke.texi: Document it.
727 2005-12-13 Paul Brook <paul@codesourcery.com>
729 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
730 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
732 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
734 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
735 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
737 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
738 (EXTRA_MULTILIB_PARTS): Define.
740 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
742 PR rtl-optimization/20070 / part1
743 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
744 count_or_remove_death_notes with kill == -1.
745 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
746 registers if PROP_POST_REGSTACK is set.
747 (mark_used_reg): Likewise.
748 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
749 REG_UNUSED notes for stack regs.
750 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
751 to match rtx_equiv_p machinery. Change caller.
752 (outgoing_edges_match): Likewise.
753 (try_crossjump_to_edge): Use struct_equiv_block_eq
754 instead of flow_find_cross_jump.
755 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
756 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
757 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
758 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
759 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
760 (insns_match_p): Update prototype.
761 (flow_find_cross_jump): Remove prototype.
762 (struct_equiv_block_eq, struct_equiv_init): Declare.
763 (rtx_equiv_p, condjump_equiv_p): Likewise.
764 * struct-equiv.c: Include reload.h.
765 (IMPOSSIBLE_MOVE_FACTOR): Define.
766 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
767 (struct_equiv_improve_checkpoint): Likewise.
768 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
769 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
770 (struct_equiv_merge, find_dying_input): Likewise.
771 (resolve_input_conflict, note_local_live): Likewise.
772 (death_notes_match_p): Change parameters and processing
773 to match rtx_equiv_p machinery. Change caller.
774 (insns_match_p): Likewise.
775 (flow_find_cross_jump): Replace with:
776 (struct_equiv_block_eq).
778 Back out this change:
779 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
780 * recog.c (verify_changes): Make it static.
781 * recog.h: Remove the corresponding prototype.
783 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
785 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
788 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
790 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
791 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
792 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
793 TARGET_MS1_64_001 appropriately.
794 (ms1_machine_reorg): Use TARGET_MS2.
796 2005-12-13 Jakub Jelinek <jakub@redhat.com>
800 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
801 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
802 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
803 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
804 Set mode to SI, adjust constraints.
805 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
806 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
809 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
811 * c-cppbuiltin.c (builtin_define_float_constants): Add
812 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
813 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
814 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
815 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
816 to "((double)%sL)" otherwise "%s".
818 2005-12-13 Paul Brook <paul@codesourcery.com>
820 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
823 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
825 * tree-flow.h: Allow compilation with a C++ compiler.
826 (struct edge_prediction): Prefix all field names with "ep_".
827 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
828 (tree_predict_edge, combine_predictions_for_bb): Likewise.
829 (remove_predictions_associated_with_edge): Likewise.
831 2005-12-12 Jeff Law <law@redhat.com>
833 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
835 * passes.c (init_optimization_passes): Run reassociation again
836 after loop optimizations.
838 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
840 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
842 (optimize_stmt): Ditto.
843 (canonicalize_comparison): New function.
844 * tree-ssa-operands.c (swap_tree_operands): Make external.
845 (get_expr_operands): Stop auto-canonicalization.
846 * tree-ssa-reassoc.c: Rewrite.
847 (init_optimization_passes):
848 * tree-flow.h (swap_tree_operands): Prototype.
849 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
851 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
853 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
854 indicate function epilogue has been output.
855 (pa_asm_output_mi_thunk): Likewise.
856 (output_deferred_plabels): Put plabels in readonly data section when
857 not generating PIC code.
858 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
859 information. Add assert.
860 (som_output_comdat_data_section_asm_op): New function.
861 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
862 instead of output_section_asm_op for COMDAT sections.
864 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
866 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
867 Fix whitespace in vincinity of to-be-installed changes.
868 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
869 (insns_match_p): Likewise.
871 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
873 * config.gcc (ms1): Replace with ...
875 * config/ms1: Rename to ...
876 * config/mt: ... here. Rename ms1 files to mt.
877 * config/mt/mt.c: Adjust gt-mt.h #include.
878 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
879 (crti.o, crtn.o): Adjust file names.
881 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
883 * varray.h: Allow compilation with a C++ compiler.
884 (union varray_data_tag): Prefix all field names with "vdt_".
885 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
886 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
887 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
888 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
889 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
890 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
891 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
892 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
893 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
894 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
895 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
896 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
897 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
898 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
899 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
900 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
901 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
902 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
903 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
904 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
905 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
906 VARRAY_TOP_TREE_PTR): Likewise.
907 * varray.c (varray_grow): Likewise.
908 (varray_clear): Likewise.
910 2005-12-12 Alan Modra <amodra@bigpond.net.au>
913 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
914 alignment to doubleword if the first field is a double array.
915 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
917 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
919 * tree-ssa-structalias.c (process_constraint): Remove code to
920 transform addressofs into scalar.
921 (create_variable_info_for): In whole-program IPA, globals don't
922 point to ANYTHING by default.
924 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
926 * timevar.def (TV_IPA_PTA): New.
927 * tree-pass.h (pass_ipa_pta): New
928 * tree-ssa-structalias.c: Include cgraph.h
930 (predbitmap_obstack): New.
931 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
932 (struct constraint_stats): Add num_edges.
933 (new_var_info): Don't call bitmap_clear.
934 (struct constraint_edge): Update docs.
935 (new_constraint_edge): Remove src param.
936 (struct constraint_graph): Add zero_weight_succs,
937 zero_weight_preds. Update docs.
938 (constraint_expr_equal): Reformat.
939 (constraint_edge_equal): Update for removal of src.
940 (constraint_edge_less): Ditto.
941 (constraint_edge_vec_find): Ditto.
942 (erase_graph_self_edge): Update for removal of src and and zero
944 (clear_edges_for_node): Ditto.
945 (add_graph_edge): Ditto.
946 (get_graph_weights): Ditto.
947 (allocate_graph_weights): Ditto.
948 (merge_graph_nodes): Ditto.
949 (int_add_graph_edge): Ditto.
950 (valid_graph_edge): Ditto.
951 (valid_weighted_graph_edge): Ditto.
952 (build_constraint_graph): Ditto.
954 (collapse_nodes): Ditto.
955 (process_unification_queue): Ditto.
957 (solve_graph): Ditto.
958 (do_structure_copy): Ditto.
959 (perform_var_substitution): Ditto.
960 Init and release obstack.
961 (handle_ptr_arith): Try to resolve directly.
962 (find_func_aliases): Don't call update_alias_info here
963 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
964 (do_sd_constraint): Add code for propagating faster.
966 (do_ds_constraint): Ditto.
967 (count_num_arguments): New function.
968 (create_function_info_for): Ditto.
969 (create_variable_info_for): Handle FUNCTION_DECL.
970 (intra_create_variable_infos): Use make_constraint_to_anything.
971 (init_alias_vars): Init obstacks here.
972 (need_to_solve): Handle zero weight graph changes.
973 (compute_points_to_sets): Call update_alias_info here.
974 (delete_points_to_sets): Free zero weight preds/succs here.
976 (ipa_pta_execute): New
978 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
980 * tree-ssa-structalias.c (var_anyoffset): Removed.
981 (anyoffset_tree): Ditto.
982 (anyoffset_id): Ditto.
983 (do_deref): Take vector of constraints, no return value.
984 Update to work on vector.
985 (get_constraint_for): Ditto.
986 (get_constraint_for_component_ref): Ditto.
987 (do_structure_copy): Ditto.
988 (handle_ptr_arith): Ditto.
989 (find_func_aliases): Ditto.
990 (set_uids_in_ptset): Remove anyoffset handling.
991 (init_base_vars): Ditto.
993 2005-12-10 Mark Mitchell <mark@codesourcery.com>
996 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
997 DECL_EXTERNAL functions have no bodies. Tidy.
999 2005-12-10 Andreas Schwab <schwab@suse.de>
1001 * except.c (switch_to_exception_section): Only define if
1002 TARGET_UNWIND_INFO is not defined.
1004 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1006 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1007 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1009 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1011 * output.h (init_section, fini_section): Delete.
1012 * varasm.c (init_section, fini_section): Delete.
1013 (init_varasm_once): Don't initialize them.
1014 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1015 there are no corresponding varasm.c variables.
1017 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1019 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1020 of EH_FRAME_SECTION_NAME into...
1021 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1022 if it is still null.
1023 * except.c (default_exception_section): Delete, moving most
1025 (switch_to_exception_section): ...this new function. Set
1026 exception_section if it is still null, then switch to it.
1027 (output_function_exception_table): Use switch_to_exception_section.
1028 * varasm.c (exception_section, eh_frame_section): Update comments.
1029 (get_section): Hoist use of SECTION_NAMED.
1030 (init_varasm_once): Don't set exception_section and eh_frame_section.
1031 * output.h (default_exception_section): Delete.
1032 (default_eh_frame_section): Delete.
1034 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1036 * config/bfin/bfin.c: Include "cgraph.h".
1037 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1038 Return the reg that holds the pointer to the GOT.
1039 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1040 doing stack checking.
1042 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1044 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1045 recompute_tree_invarant_for_addr_expr.
1046 Update uses everywhere.
1048 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1050 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1051 (MULTILIB_DIRNAMES): Define.
1053 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1056 * config/s390/s390.c (struct s390_address): New field literal_pool.
1057 (s390_decompose_address): Compute literal_pool field. Do not
1058 assume register %r13 is always (and solely) used as pool base.
1059 (s390_extra_constraint_str): Use literal_pool field.
1061 2005-12-09 Thiemo Seufer <ths@networkno.de>
1063 * config/mips/mips.c (override_options): Don't allow too small
1064 integers in FP registers.
1066 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1068 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1069 targetm.binds_local_p to check for local function calls.
1071 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1074 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1075 call_used_regs can't be used to save reg in another reg.
1077 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1078 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1080 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1082 * except.c (output_ttype): Likewise.
1083 * tree-object-size.c (collect_object_sizes_for): Likewise.
1084 (check_for_plus_in_loops_1): Likewise.
1085 (check_for_plus_in_loops): Likewise.
1086 (compute_object_sizes): Use gcc_unreachable instead of abort.
1088 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1090 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1091 (loop_end, loop_init, doloop_end): New insns.
1092 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1093 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1094 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1095 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1096 * config/ms1/ms1.c: #include basic-block.h
1097 (struct machine_function): Add has_loops field.
1098 (ms1_add_loop): New.
1099 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1100 (struct loop_info, struct loop_work): New.
1101 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1102 (ms1_reorg_loops): New loop optimization.
1103 (ms1_machine_reorg): Call it.
1104 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1106 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1108 PR tree-optimization/25248
1109 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1110 evolution_of_loop from the failed attempt. Remove handling
1113 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1115 * tree.h (DECL_EXTERNAL): Clarify documentation.
1117 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1118 Jakub Jelinek <jakub@redhat.com>
1121 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1122 argument. Don't drop outer ANDs.
1123 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1124 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1126 * config/s390/predicates.md (setmem_operand): Remove.
1127 (shift_count_operand): Rename to...
1128 (shift_count_or_setmem_operand): ... this. Adjust
1129 s390_decompose_shift_count caller.
1130 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1131 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1132 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1133 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1134 rotl<mode>3_and, setmem_long_and): New insns.
1135 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1136 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1137 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1138 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1139 of shift_count_operand.
1140 (setmem_long): Use shift_count_or_setmem_operand instead of
1143 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1144 Andreas Tobler <a.tobler@schweiz.ch>
1146 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1149 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1151 * expr.c (force_operand): Use convert_to_mode for conversions.
1153 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1155 * reload.h (reg_equiv_invariant): Declare.
1156 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1157 register also when reg_equiv_invariant[R] is set.
1159 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1160 Andreas Tobler <a.tobler@schweiz.ch>
1162 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1164 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1166 * tree-ssa-pre.c (bitmap_set_and): New function.
1167 (bitmap_set_and_compl): New function.
1168 (bitmap_set_empty_p): New function.
1169 (insert_extra_phis): New function.
1170 (compute_avail): Use insert_extra_phis.
1172 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1174 * config/s390/s390.c (s390_expand_atomic): New function.
1175 Adjust comment of helper functions.
1176 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1177 * config/s390/s390.md ("ATOMIC"): New code macro.
1178 ("atomic"): Corresponding new code attribute.
1179 ("sync_lock_test_and_set[hq]i",
1180 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1182 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1184 * config/s390/s390.c (s390_expand_mask_and_shift,
1185 struct alignment_context, init_alignment_context,
1186 s390_expand_cs_hqi): New.
1187 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1188 * config/s390/s390.md ("sync_compare_and_swaphi",
1189 "sync_compare_and_swapqi"): New pattern.
1191 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1193 Fix PR tree-optimization/25291
1194 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1195 redundant and crashing check.
1197 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1200 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1201 tests further when !strict && reload_in_progress.
1202 (print_operand): Check that both operands of indexed address are regs.
1203 (print_operand_address): Likewise.
1204 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1205 (INT_REG_OK_FOR_BASE_P): Correct.
1207 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1209 Preparation for PR rtl-optimization/20070 / part1
1210 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1211 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1212 outgoing_edges_match.
1213 (outgoing_edges_match): Use condjump_equiv_p.
1214 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1216 * struct-equiv.c: New file.
1217 (death_notes_match_p) New function, broken out of insns_match_p.
1218 * Makefile.in (OBJS-common): Add struct-equiv.o.
1219 (struct-equiv.o): New target.
1221 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1223 * coretypes.h: Revert previous change.
1224 * config/darwin.h: Revert previous reversion.
1225 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1227 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1229 * coretypes.h (section): Provide dummy definition for target files.
1230 * config/darwin.h: Revert previous change.
1232 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1234 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1235 * configure.ac: Remove all.build and install-normal from target_list
1236 * configure: Regenerate.
1237 * Makefile.in (install): Don't depend on install-normal.
1239 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1241 * Makefile.in: Document the use of stamps.
1243 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1245 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1246 * Makefile.in: Add code to compute some dependencies on s-gtype
1247 automatically. Remove the declaration of those dependencies.
1249 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1251 * gcc/reload.c (push_secondary_reload): Fix typo:
1252 s/insn_constraint/scratch_constraint/.
1254 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1256 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1258 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1260 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1261 (alpha_elf_select_rtx_section): Return the selected section rather
1262 than emitting assembly code.
1263 (alpha_write_linkage): Emit a ".link" directive directly and then
1264 set in_section to NULL.
1265 (vms_asm_out_constructor): Use switch_to_section.
1266 (vms_asm_out_destructor): Likewise.
1267 (unicosmk_output_common): Set in_section to NULL instead of calling
1268 the dummy common_section function.
1269 (unicosmk_text_section): Delete in favor of...
1270 (unicosmk_output_text_section_asm_op): ...this new function.
1271 (unicosmk_data_section): Delete in favor of...
1272 (unicosmk_output_data_section_asm_op): ...this new function.
1273 (unicosmk_init_sections): New function.
1274 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1275 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1276 the dummy ssib_section function.
1277 (unicosmk_section_buf): Delete.
1278 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1279 (unicosmk_data_section): Delete.
1280 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1281 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1282 (SECTION_FUNCTION_TEMPLATE): Delete.
1283 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1284 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1285 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1286 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1287 (TARGET_ASM_INIT_SECTIONS): Define.
1288 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1289 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1290 (link_section, literals_section): Delete.
1291 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1292 set in_section to NULL.
1294 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1295 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1296 (COMMON_SECTION): Delete.
1297 (TARGET_ASM_INIT_SECTIONS): Define.
1298 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1299 the dummy common_section function.
1300 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1301 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1302 between readonly_data_section and text_section to check whether
1303 read-only data is being put in the text section.
1304 (arm_output_function_epilogue): Use switch_to_section.
1305 (arm_elf_asm_constructor): Likewise.
1306 (thumb_call_via_reg): Replace call to in_text_section with
1307 a comparison between in_section and text_section.
1308 (arm_file_end): Use switch_to_section.
1309 (aof_text_section): Delete in favor of...
1310 (aof_output_text_section_asm_op): ...this new function.
1311 (aof_data_section): Delete in favor of...
1312 (aof_output_data_section_asm_op): ...this new function.
1313 (aof_asm_init_sections): New function.
1314 (zero_init_section): Moved from config/arm/aof.h.
1315 (aof_dump_imports, aof_file_start): Use switch_to_section.
1316 * config/arm/arm.h (thumb_call_via_label): Update comment.
1317 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1318 (common_section): Delete.
1319 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1320 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1321 global switch_to_section function instead of the old port-local one.
1322 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1323 (SWITCH_TO_SECTION_FUNCTION): Delete.
1324 (drectve_section): Redefine as a macro.
1325 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1326 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1329 * config/avr/avr.c (progmem_section): New variable.
1330 (avr_output_progmem_section_asm_op): New function.
1331 (avr_asm_init_sections): New function.
1332 (avr_output_addr_vec_elt): Use switch_to_section.
1333 * config/avr/avr.h (progmem_section): Declare.
1334 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1335 (READONLY_DATA_SECTION): Delete.
1336 (TARGET_ASM_INIT_SECTIONS): Define.
1337 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1338 * config/avr/avr-protos.h (progmem_section): Delete.
1340 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1342 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1343 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1345 * config/darwin-sections.def: New file.
1346 * config/darwin.c: Define all sections in darwin-sections.def.
1347 (output_objc_section_asm_op, darwin_init_sections): New functions.
1348 (machopic_output_indirection): Use switch_to_section.
1349 (machopic_select_section): Return the selected section rather than
1350 emitting assembly code. Replace the static function table with
1351 inline conditional expressions. Update the tests of last_text_section
1352 and move them into the FUNCTION_DECL block.
1353 (machopic_select_rtx_section): Return the selected section rather than
1354 emitting assembly code.
1355 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1356 (darwin_file_end): Use switch_to_section.
1357 * config/darwin.h: Use darwin-sections.def to declare sections.
1358 (INIT_SECTION_ASM_OP): Remove empty definition.
1359 (HAS_INIT_SECTION): Define this instead.
1360 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1361 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1362 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1363 (TARGET_ASM_INIT_SECTIONS): Define.
1364 * config/darwin-protos.h (darwin_init_sections): Declare.
1365 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1366 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1367 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1368 (constructor_section, destructor_section, mod_init_section): Delete.
1369 (mod_term_section): Delete.
1370 (darwin_exception_section, darwin_eh_frame_section): Delete.
1371 (machopic_select_section): Return a section.
1372 (machopic_select_rtx_section): Likewise.
1373 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1374 (const_section, const_coal_section, const_data_section): Delete.
1375 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1376 (literal4_section, literal8_section, constructor_section): Delete.
1377 (mod_init_section, mod_term_section, destructor_section): Delete.
1378 (objc_class_section, objc_meta_class_section, objc_category_section)
1379 (objc_class_vars_section, objc_instance_vars_section): Delete.
1380 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1381 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1382 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1383 (objc_symbols_section, objc_module_info_section): Delete.
1384 (objc_image_info_section, objc_protocol_section): Delete.
1385 (objc_string_object_section, objc_constant_string_object_section)
1386 (objc_class_names_section, objc_meth_var_names_section): Delete.
1387 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1388 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1389 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1390 (darwin_exception_section, darwin_eh_frame_section): Delete.
1391 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1393 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1394 (frv_asm_out_destructor): Likewise.
1395 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1396 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1397 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1399 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1400 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1401 (data_section): Delete.
1403 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1404 (DRECTVE_SECTION_FUNCTION): Delete.
1405 (drectve_section): Redefine as a macro that sets in_section after
1406 emitting the directive.
1407 (SWITCH_TO_SECTION_FUNCTION): Delete.
1408 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1409 in_text_section with comparison between in_section and text_section.
1410 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1411 rather than emitting assembly code. Use get_named_section.
1412 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1414 (machopic_output_stub): Use switch_to_section.
1415 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1416 (nwld_named_section_asm_out_destructor): Use get_section and
1419 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1420 rather than emitting assembly code.
1421 (ia64_rwreloc_select_section): Likewise.
1422 (ia64_rwreloc_select_rtx_section): Likewise.
1423 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1424 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1426 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1427 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1429 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1430 section rather than emitting assembly code.
1431 (iq2000_select_section): Likewise.
1432 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1433 (sbss_section): Delete.
1435 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1436 and get_named_section.
1437 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1439 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1440 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1441 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1442 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1444 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1445 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1446 global switch_to_section function instead of the old port-local one.
1447 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1448 (SWITCH_SECTION_FUNCTION): Delete.
1449 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1450 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1451 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1452 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1454 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1455 global switch_to_section function instead of the old port-local one.
1456 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1458 * config/mips/mips.c (mips_file_start): Update comment.
1459 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1460 (mips_output_aligned_decl_common): Use switch_to_section.
1461 (mips_select_rtx_section): Return the section rather than emitting
1462 assembly code. Use get_named_section.
1463 (mips_function_rodata_section: Likewise get_section.
1464 (build_mips16_function_stub): Use switch_to_section.
1465 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1466 (SDATA_SECTION_ASM_OP): Delete.
1467 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1468 (EXTRA_SECTION_FUNCTIONS): Delete.
1470 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1471 (mmix_asm_output_aligned_local): Use switch_to_section.
1473 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1474 (som_one_only_readonly_data_section): New variables.
1475 (pa_output_function_epilogue): Set in_section to NULL instead of
1476 calling forget_section.
1477 (output_deferred_plabels): Use select_section.
1478 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1479 of calling forget_section.
1480 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1481 (pa_asm_output_aligned_local): Use select_section.
1482 (som_text_section_asm_op): Delete in favor of...
1483 (som_output_text_section_asm_op): ...this new function.
1484 (pa_som_asm_init_sections): New function.
1485 (pa_select_section): Return the section rather than emitting
1487 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1488 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1489 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1490 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1491 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1492 (som_readonly_data_section, som_one_only_readonly_data_section)
1493 (som_one_only_data_section, forget_section): Delete.
1494 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1495 (TARGET_ASM_INIT_SECTIONS): Define.
1496 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1498 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1499 (private_data_section, read_only_private_data_section): New variables.
1500 (sdata2_section, toc_section): New variables.
1501 (rs6000_file_start): Use switch_to_section.
1502 (rs6000_assemble_integer): Use comparisons against in_section
1503 instead of calling in_toc_section and in_text_section. Use
1504 unlikely_text_section_p.
1505 (rs6000_elf_output_toc_section_asm_op): New function, derived
1506 from the old rs6000/sysv4.h toc_section function.
1507 (rs6000_elf_asm_init_sections): New function.
1508 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1509 the section rather than emitting assembly code.
1510 (machopic_output_stub): Use switch_to_section.
1511 (toc_section): Delete dummy function.
1512 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1513 switch_to_section and get_section.
1514 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1515 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1516 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1517 the old rs6000/xcoff.h toc_section function.
1518 (rs6000_xcoff_asm_init_sections): New function.
1519 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1520 the section rather than emitting assembly code.
1521 (rs6000_xcoff_file_start): Use switch_to_section.
1522 (rs6000_xcoff_file_end): Likewise.
1523 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1524 (sdata2_section, sbss_section, private_data_section): Delete.
1525 (read_only_data_section, read_only_private_data_section): Delete.
1526 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1527 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1528 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1529 (FINI_SECTION_FUNCTION): Delete.
1530 (TARGET_ASM_INIT_SECTIONS): Define.
1531 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1532 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1533 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1534 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1535 (READONLY_DATA_SECTION): Delete.
1536 (TARGET_ASM_INIT_SECTIONS): Define.
1537 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1538 to NULL rather than no_section.
1539 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1541 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1543 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1544 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1545 from call to current_function_section.
1547 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1548 (bss100_section): New variable.
1549 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1550 (xstormy16_asm_init_sections): New function.
1551 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1552 switch_to_section and get_section.
1553 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1554 from calls to current_function_section.
1555 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1556 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1557 (TARGET_ASM_INIT_SECTIONS): Define.
1558 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1560 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1561 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1562 (FINI_SECTION_FUNCTION): Delete.
1564 * config/v850/v850.c: Include gt-v850.h.
1565 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1566 (zbss_section): New variables.
1567 (v850_output_aligned_bss): Use switch_to_section.
1568 (v850_asm_init_sections): New function.
1569 (v850_select_section): Return the section rather than emitting
1571 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1572 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1573 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1574 (TARGET_ASM_INIT_SECTIONS): Define.
1575 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1576 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1577 (zbss_section): Delete.
1579 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1581 * config/vx-common.h (vxworks_exception_section): Delete.
1582 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1584 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1585 section rather than emitting assembly code.
1586 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1589 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1590 * coretypes.h (section): New union and typedef.
1591 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1592 from call to current_function_section.
1593 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1594 (dbxout_symbol_location): Use switch_to_section.
1595 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1596 most of the code into...
1597 (default_eh_frame_section): ...here. Return a section.
1598 (collect2_eh_frame_section): Delete, moving most of the code into..
1599 (switch_to_eh_frame_section): ...this new function.
1600 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1601 (debug_macinfo_section, debug_line_section, debug_loc_section)
1602 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1604 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1605 eh_frame_section. Use switch_to_section and get_section.
1606 (dwarf2out_begin_prologue): Use switch_to_section.
1607 (AT_string_form): Check the flags in debug_str_section instead of
1608 DEBUG_STR_SECTION_FLAGS.
1609 (output_comp_unit): Use switch_to_section, get_section, and
1611 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1612 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1613 from call to current_function_section.
1614 (dwarf2out_var_location): Use unlikely_text_section_p.
1615 (dwarf2out_source_line): Use switch_to_section. Remove argument
1616 from call to current_function_section.
1617 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1618 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1619 debug_macinfo_section.
1620 (dwarf2out_init): Initialize the new section variables. Use them
1621 instead of calls to named_section_flags. Use switch_to_section.
1622 (output_indirect_string): Use switch_to_section and debug_str_section.
1623 (dwarf2out_finish): Use switch_to_section and the new section
1625 * except.c (default_exception_section): Return the section instead
1626 of emitting assembly code.
1627 (output_function_exception_table): Use the global exception_section
1628 variable instead of the target hook. Use switch_to_section. Remove
1629 argument from call to current_function_section.
1630 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1631 (shorten_branches): Use pointer comparisons to detect whether the
1632 text section is the same as readonly_data_section.
1633 (profile_function): Use switch_to_section. Remove argument from
1634 call to current_function_section.
1635 (final_scan_insn): Likewise. Update use of last_text_section.
1636 * gengtype.c (open_base_files): Add an include of output.h.
1637 * output.h (text_section, data_section, readonly_data_section)
1638 (ctors_section, dtors_section, bss_section, init_section)
1639 (fini_section, sdata_section): Turn into section pointers.
1640 (in_text_section, in_unlikely_text_section, exports_section)
1641 (drectve_section, named_section, mergeable_string_section)
1642 (last_text_section_name): Delete.
1643 (default_exception_section, default_eh_frame_section): Return sections.
1644 (SECTION_DECLARED, SECTION_NAMED): New macros.
1645 (SECTION_MACH_DEP): Bump value.
1646 (section_common, named_section, unnamed_section): New structures.
1647 (unnamed_section_callback): New typedef.
1648 (section): New union.
1649 (sbss_section, exception_section, eh_frame_section): New variables.
1650 (in_section, last_text_section): Turn into section pointers.
1651 (get_unnamed_section, get_section, get_named_section): New functions.
1652 (mergeable_constant_section, function_section): Return a section.
1653 (unlikely_text_section): Likewise.
1654 (current_function_section): Likewise. Remove the decl argument.
1655 (unlikely_text_section_p, switch_to_section): New functions.
1656 (output_section_asm_op): New function.
1657 (set_named_section_flags, named_section_flags, named_section_real)
1658 (named_section_first_declaration): Delete.
1659 (default_select_section, default_elf_select_section): Return a section.
1660 (default_elf_select_section_1, default_function_rodata_section)
1661 (default_no_function_rodata_section, default_select_rtx_section)
1662 (default_elf_select_rtx_section): Likewise.
1663 * rtl.h (in_data_section): Delete.
1664 * sdbout.c (sdbout_one_type): Use switch_to_section.
1665 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1666 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1667 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1668 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1669 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1670 (TARGET_ASM_OUT): Update after above changes.
1671 * target.h (init_sections): New hook.
1672 (exception_section, eh_frame_section): Delete.
1673 (select_section, select_rtx_section, function_rodata_section): Return
1674 a section rather than emitting assembly code.
1675 * varasm.c (text_section, data_section, readonly_data_section)
1676 (ctors_section, dtors_section, bss_section, init_section)
1677 (fini_section): Turn into section pointers.
1678 (sdata_section, sbss_section, exception_section): New variables.
1679 (eh_frame_section): New variable.
1680 (in_section): Make global and turn into a section pointer.
1681 (last_text_section): Turn into a section pointer.
1682 (unnamed_sections): New variable.
1683 (in_named_name, last_text_section_name): Delete.
1684 (EXTRA_SECTION_FUNCTIONS): Delete.
1685 (in_named_entry): Delete.
1686 (section_htab): New variable, replacing...
1687 (in_named_htab): ...this deleted variable.
1688 (section_entry_eq, section_entry_hash): New functions, based on...
1689 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1690 (get_unnamed_section, get_section): New functions.
1691 (unlikely_text_section): Return a section instead of emitting
1693 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1694 (get_named_section_flags, named_section_first_declaration): Delete.
1695 (unlikely_text_section_p): New function.
1696 (named_section_real, named_section): Delete.
1697 (get_named_section): New function.
1698 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1699 (function_section): Return a section rather than emitting
1701 (current_function_section): Likewise. Remove argument. Use
1702 last_text_section if nonnull, otherwise use function_section.
1703 (default_function_rodata_section): Return a section rather than
1704 emitting assembly code. Use get_section.
1705 (default_no_function_rodata_section): Return a section rather than
1706 emitting assembly code.
1707 (variable_section): Use switch_to_section and get_named_section.
1708 (mergeable_string_section): Return a section rather than emitting
1709 assembly code. Use get_section. Make static. Don't take special
1710 countermeasures for empty strings.
1711 (mergeable_constant_section): Return a section rather than emitting
1712 assembly code. Use get_section.
1713 (default_named_section_asm_out_destructor): Use switch_to_section
1715 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1716 (default_named_section_asm_out_constructor): Use switch_to_section
1718 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1719 (assemble_start_function): Likewise. Set last_text_section to
1720 NULL rather than no_section. Change the type of save_section.
1721 (assemble_zeros, assemble_variable): Use the section flags to detect
1722 whether or not a section is text.
1723 (assemble_static_space): Use switch_to_section.
1724 (assemble_trampoline_template): Likewise.
1725 (output_constant_def_contents): Use switch_to_section and
1727 (output_constant_pool_1): Use switch_to_section. Use the section
1728 flags to see whether sections contain mergeable data.
1729 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1730 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1731 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1732 whether a section has already been declared.
1733 (default_select_section, default_elf_select_section): Return a
1734 section rather than emitting assembly code.
1735 (default_elf_select_section_1): Likewise. Use bss_section for
1736 SECCAT_BSS if nonnull. Use get_named_section.
1737 (default_select_rtx_section): Return a section rather than
1738 emitting assembly code.
1739 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1740 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1741 (output_section_asm_op, switch_to_section): New functions.
1742 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1745 * doc/tm.texi: Expand the introduction to the sections documentation.
1746 (TRAMPOLINE_SECTION): Document new interface.
1747 (SDATA_SECTION_ASM_OP): Document new macro.
1748 (READONLY_DATA_SECTION): Delete.
1749 (SDATA_SECTION_ASM_OP): Document new macro.
1750 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1751 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1752 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1753 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1754 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1756 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1758 * gcc.c (init_gcc_specs): Match braces inside conditionally
1761 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1763 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1765 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1768 * tree.c (integer_all_onesp): Always return true if all bits on.
1770 * testsuite/g++.dg/init/array0.C: New.
1772 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1774 * doc/md.texi: Adapt to implementation.
1776 2005-12-06 Andreas Schwab <schwab@suse.de>
1778 * opts.c (decode_options): Fix typo in message.
1780 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1783 * longlong.h: Merge PPC tests from upstream.
1785 2005-12-06 Richard Guenther <rguenther@suse.de>
1787 * fold-const.c (fold_convert): Do not build and fold
1788 CONVERT_EXPR, but always use NOP_EXPR.
1790 2005-12-06 Jan Beulich <jbeulich@novell.com>
1792 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1793 __builtin_ia32_paddq and __builtin_ia32_subq.
1794 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1795 __builtin_ia32_pshufw.
1796 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1798 2005-12-05 James E Wilson <wilson@specifix.com>
1801 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1804 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1806 * print-tree.c (print_node): Ditto.
1807 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1808 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1809 before accessing DECL_ARTIFICIAL.
1810 Handle new tag tree codes.
1811 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1813 (unmodifiable_var_p): Ditto.
1814 * tree-flow.h (mem_tag_kind): Remove.
1815 (struct var_ann_d): Remove mem_tag_kind member.
1816 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1817 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1818 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1819 (group_aliases): Ditto.
1820 (setup_pointers_and_addressables): Ditto.
1821 (is_escape_site): Ditto.
1822 (may_alias_p): Ditto.
1823 (create_tag_raw): New function.
1824 (create_memory_tag): Use it.
1825 (dump_alias_info): Update for tags.
1826 (may_be_aliased): Ditto.
1827 (add_type_alias): Ditto.
1828 (new_type_alias): Ditto.
1829 (create_sft): Ditto.
1830 (create_structure_vars): Ditto.
1831 * tree-ssa-ccp.c (get_default_value): Ditto.
1832 * tree-ssa-operands.c (get_expr_operands): Ditto.
1833 (add_stmt_operand): Ditto.
1834 (add_call_clobber_ops): Remove duplicated condition.
1835 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1837 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1838 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1839 * tree.c (init_ttree): Update structures for new tree codes.
1840 (tree_code_size): Update sizes for new tree codes.
1841 (make_node_stat): Don't try to set common things on minimal
1843 (tree_node_structure): Update for tags.
1844 (is_global_var): Ditto.
1845 * tree.def: Add new tree codes.
1846 * tree.h (MTAG_P): New macro.
1847 (TREE_MEMORY_TAG_CHECK): Ditto.
1848 (SSA_VAR_P): Update for tags.
1849 (struct tree_memory_tag): New structure.
1850 (MTAG_GLOBAL): New macro.
1851 (union tree_node): Add memory tag member.
1852 * treestruct.def (TS_MEMORY_TAG): New.
1854 2005-12-05 Dale Johannesen <dalej@apple.com>
1856 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1857 what was approved (PR 24323).
1859 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1861 * doc/c-tree.texi (Function Bodies): Remove description of
1864 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1866 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1867 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1868 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1869 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1870 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1871 __divxc3): Document.
1873 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1875 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1877 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1878 hook_bool_void_false.
1879 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1880 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1882 * config/darwin.c (machopic_select_section): It's not defined
1883 as weak if it's only marked as weak_import.
1885 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1888 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1889 A hidden weak object does bind locally. Strong linkonce data
1890 counts like any other strong symbol for binding.
1891 (weak_finish_1): Don't specially handle weakrefs, they no longer
1893 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1894 * c-common.c (handle_alias_attribute): Allow static aliases
1896 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1897 * gthr-dce.h: Make weakrefs static.
1898 * gthr-tpf.h: Likewise.
1899 * gthr-solaris.h: Likewise.
1900 * gthr-posix.h: Likewise.
1901 * gthr-posix95.h: Likewise.
1902 * config/darwin.c (darwin_encode_section_info): static weakref
1903 variables are not necessarily defined in this translation unit.
1904 * doc/extend.texi (Function Attributes): Mention that an alias
1905 attribute creates a definition for the thing it's attached to.
1906 Change the documentation for weakref to say that the thing
1907 it's attached to must be static.
1909 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1910 we don't go into an infinite loop.
1912 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1914 * config/rs6000/predicates.md (logical_const_operand): Split
1915 out of logical_operand.
1916 (logical_operand): Use it.
1917 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1918 logical_const_operand.
1920 2005-12-05 Jan Beulich <jbeulich@novell.com>
1922 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1923 and IX86_BUILTIN_CMPNESS.
1924 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1925 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1926 * config/i386/i386.md (movti_internal): Correct type attribute.
1927 Simplify mode attribute.
1928 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1929 Correct type attribute.
1930 (absxf2): Correct operator.
1931 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1932 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1933 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1935 (sse2_vmsqrtv2df2): Correct mode attribute.
1937 2005-12-05 Jan Beulich <jbeulich@novell.com>
1939 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1940 16 bits. Provide insn pattern for this case.
1942 2005-12-05 Jan Beulich <jbeulich@novell.com>
1944 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1946 (__popcountDI2): Likewise.
1948 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1951 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1952 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1953 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1956 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1958 * c-typeck.c (null_pointer_constant_p): New function.
1959 (build_conditional_expr, build_c_cast, convert_for_assignment,
1960 build_binary_op): Use it.
1962 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1964 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1965 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1967 (check_function_arguments_recurse): Allow both NOP_EXPR and
1968 CONVERT_EXPR but check conversions preserve precision.
1969 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1970 but check conversions preserve precision.
1971 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1974 2005-12-04 Roger Sayle <roger@eyesopen.com>
1977 * common.opt (Wstring-literal-comparison): New command line option.
1978 * c-opts.c (c_common_handle_option): Set it with -Wall.
1979 * c-typeck.c (parser_build_binary_op): Issue warning if either
1980 operand of a comparison operator is a string literal, except for
1981 testing equality or inequality against NULL.
1983 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1985 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1987 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1988 of building a NOP_EXPR.
1989 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1991 * c-convert.c (convert): Use fold_convert instead of building
1992 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1993 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1995 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1996 NOP_EXPR the same as CONVERT_EXPR.
1997 * c-typeck.c (build_function_call): Use fold_convert instead of
1998 building a NOP_EXPR directly.
1999 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2001 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2003 PR rtl-optimization/25197
2004 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2007 2005-12-02 Stuart Hastings <stuart@apple.com>
2009 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2012 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2014 * c-typeck.c (default_function_array_conversion,
2015 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2016 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2017 orig_op2. Don't check them for NOP_EXPR.
2018 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2019 around integer zero.
2021 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2023 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2024 toc_save_offset, toc_size, lr_size.
2025 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2026 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2027 Adjust for removal of unused rs6000_stack_t fields.
2028 (debug_stack_info): Adjust.
2029 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2030 first, and don't bother checking for set/inc of lr on sibcalls.
2031 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2033 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2036 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2037 5 if operand 1 is not aligned. Undo previous constraint change.
2038 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2040 2005-12-02 Richard Guenther <rguenther@suse.de>
2042 * tree.h (build): Remove prototype.
2043 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2044 * tree.c (build): Remove.
2045 (build0_stat): Update comment.
2047 2005-12-02 Richard Guenther <rguenther@suse.de>
2049 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2050 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2053 maybe_fold_offset_to_component_ref): Likewise.
2054 * tree-ssa-dom.c (thread_across_edge,
2055 simplify_rhs_and_lookup_avail_expr,
2056 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2058 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2059 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2060 lower_try_finally_switch): Likewise.
2061 * tree-if-conv.c (add_to_dst_predicate_list,
2062 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2063 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2064 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2065 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2066 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2067 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2068 gimplify_init_ctor_eval, gimplify_init_constructor,
2069 gimplify_variable_sized_compare, gimplify_boolean_expr,
2070 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2071 gimplify_expr, gimplify_body, gimplify_function_tree,
2072 force_gimple_operand): Likewise.
2073 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2074 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2075 mx_register_decls): Likewise.
2076 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2077 get_frame_field, finalize_nesting_tree_1): Likewise.
2078 * tree-inline.c (setup_one_parameter): Likewise.
2079 * tree-vect-transform.c (vectorizable_condition): Likewise.
2080 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2082 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2083 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2084 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2085 * tree-chrec.h (build_polynomial_chrec): Likewise.
2087 2005-12-02 Richard Guenther <rguenther@suse.de>
2089 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2090 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2091 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2092 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2093 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2094 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2095 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2097 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2098 sh_adjust_unroll_max): Likewise.
2099 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2100 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2101 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2103 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2105 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2108 2005-12-02 Richard Guenther <rguenther@suse.de>
2110 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2111 simplify_cond_using_ranges): Use buildN instead of build.
2112 * tree-tailcall.c (adjust_accumulator_values,
2113 adjust_return_value): Likewise.
2114 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2115 generate_element_copy, generate_element_zero,
2116 generate_one_element_init): Likewise.
2117 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2118 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2119 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2120 perfect_nestify): Likewise.
2122 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2124 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2126 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2128 * ggc.h (GGC_RESIZEVEC): New.
2130 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2132 * gcc.c (execute): Improve readability.
2134 2005-12-02 Richard Guenther <rguenther@suse.de>
2136 * tree-cfg.c (mark_used_vars): New function.
2137 (dump_function_to_file): Dump only used VAR_DECLs.
2139 2005-12-02 Richard Guenther <rguenther@suse.de>
2141 * convert.c (convert_to_integer): Fix compare for nonpositive
2142 constant to use tree_int_cst_sgn <= 0.
2144 2005-12-02 Richard Guenther <rguenther@suse.de>
2146 * convert.c (convert_to_integer): Use fold_convert instead
2147 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2148 instead of comparing against 0. Use build_int_cst instead
2149 of converting integer_zero_node.
2151 2005-12-02 Richard Guenther <rguenther@suse.de>
2153 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2156 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2159 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2162 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2165 * function.c (expand_function_end): Emit blockage for unwinder
2168 2005-12-01 Roger Sayle <roger@eyesopen.com>
2170 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2171 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2172 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2173 integer constant comparisons.
2175 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2176 Janis Johnson <janis187@us.ibm.com>
2177 David Edelsohn <dje@watson.ibm.com>
2178 Ben Elliston <bje@au.ibm.com>
2180 * dfp.h, dfp.c: New files.
2181 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2182 (DECNUM_H): Likewise.
2183 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2184 (INCLUDES): Append $(DECNUMINC).
2185 (OBJS-common): Add dfp.o.
2187 * real.h (EXP_BITS): Pinch one bit to ..
2188 (struct real_value): Add decimal field.
2189 (real_format): Change table size, update documentation.
2190 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2191 (real_from_string3): Declare.
2192 (decimal_single_format): Declare.
2193 (decimal_double_format): Declare.
2194 (decimal_quad_format): Declare.
2195 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2196 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2197 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2198 * real.c: Include dfp.h.
2199 (normalize): Early return for decimal floats.
2200 (do_add): Zero decimal field.
2201 (do_compare): Call do_decimal_compare for decimal floats.
2202 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2203 (real_arithmetic): Call decimal_real_arithmetic for decimal
2204 floating point operands.
2205 (real_identical): If a and b are of differing radix, return false.
2206 (real_to_integer): Call decimal_real_to_integer if the value is a
2208 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2209 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2210 (real_to_hexadecimal): Place "N/A" in the return string for
2212 (real_from_string3): New variant, given a mode.
2213 (real_maxval): Use decimal_real_maxval for decimal floats.
2214 (round_for_format): Use decimal_round_for_format for decimals.
2215 (real_convert): Use decimal_real_convert where appropriate.
2216 (significand_size): Handle base 10.
2217 (encode_decimal_single, decode_decimal_single,
2218 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2219 decode_decimal_quad): New functions.
2220 (decimal_single_format): New.
2221 (decimal_double_format): New.
2222 (decimal_quad_format): New.
2223 * machmode.def: Add SD, DD and TD decimal floating point modes.
2224 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2225 Include MODE_DECIMAL_FLOAT.
2226 (DECIMAL_FLOAT_MODE_P): New.
2227 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2228 * genmodes.c (struct mode_data): Add counter field.
2229 (struct mode_data): Update comment for format.
2230 (blank_mode): Initialise counter field.
2231 (new_mode): Increment counter field for each mode defined.
2232 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2234 (make_complex_modes): Handle modes containing `D'.
2235 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2236 (make_decimal_float_mode): New.
2237 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2238 (cmp_modes): Compare counter field if other characteristics
2240 (emit_real_format_for_mode): Support formats for decimal floats.
2241 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2242 Document MODE_DECIMAL_FLOAT.
2244 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2246 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2249 2005-12-01 Richard Henderson <rth@redhat.com>
2251 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2253 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2255 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2257 * config/pa/pa.c (pa_init_builtins): If we detect
2258 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2261 2005-12-01 Richard Guenther <rguenther@suse.de>
2263 * fold-const.c (fold_binary): Use fold_build2, not
2266 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2268 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2270 * vec.h (VEC_block_remove): New.
2272 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2275 * c-common.c (lvalue_error): Fix wording.
2277 2005-12-01 Richard Guenther <rguenther@suse.de>
2279 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2280 thinko in last patch.
2282 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2284 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2285 than -flat_namespace.
2287 2005-12-01 Ben Elliston <bje@au.ibm.com>
2289 * mklibgcc.in: Parameterise the script to build soft float
2290 functions by iterating over each type, rather than cloning the
2293 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2296 * builtins.c (fold_builtin_fputs): Defer check for missing
2297 replacement functions.
2299 2005-11-30 Kean Johnston <jkj@sco.com>
2301 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2302 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2304 2005-11-30 Richard Guenther <rguenther@suse.de>
2306 PR tree-optimization/22501
2307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2308 function split out from ...
2309 (forward_propagate_addr_expr): ... here. Use it to propagate
2310 ADDR_EXPRs to all uses.
2312 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2314 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2315 * builtins.c (expand_builtin_mathfn): Use them.
2316 (expand_builtin_mathfn_2): Likewise.
2317 (expand_builtin_mathfn_3): Likewise.
2318 (expand_builtin_int_roundingfn): Likewise.
2319 (expand_builtin): Likewise.
2320 (integer_valued_real_p): Likewise.
2321 (fold_builtin_int_roundingfn): Likewise.
2322 (fold_builtin_bitop): Likewise.
2323 (fold_builtin_logarithm): Likewise.
2324 (fold_builtin_1): Likewise.
2325 * convert.c (convert_to_integer): Likewise.
2326 * fold-const.c (negate_mathfn_p): Likewise.
2327 (tree_expr_nonnegative_p): Likewise.
2329 2005-11-30 Dale Johannesen <dalej@apple.com>
2330 Andrew Pinski <pinskia@physics.uc.edu>
2332 * combine.c (find_split_point): Sign extend bitmask
2333 when changing bitfield assignment to IOR of AND.
2335 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2337 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2338 clobber to scratch reg.
2339 (*decrement_and_branch_until_zero_no_clobber): Remove.
2340 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2341 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2342 * config/ms1/ms1.opt (mmul): Remove.
2343 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2344 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2346 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2347 Bernd Schmidt <bernd.schmidt@analog.com>
2349 * pa/predicates.md (symbolic_operand): Add comment.
2350 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2351 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2352 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2353 (pa_secondary_reload_class): Delete.
2354 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2355 and pa_secondary_reload_class. Reorder some checks. Update inline
2356 copy of symbolic operand.
2357 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2359 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2361 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2364 2005-11-30 Jeff Law <law@redhat.com>
2366 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2367 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2369 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2371 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2372 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2373 (ia64_expand_move): Adjust caller.
2375 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2376 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2379 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2381 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2382 Always produce an output if we can remove NEGs or canonicalize
2383 (minus (minus ...)) expressions. Provide a fast path for the
2385 (simplify_gen_binary): Do not call simplify_plus_minus.
2386 (simplify_binary_operation_1): Reassociate at the end of the
2389 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2391 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2392 moves and unpack to speed up.
2394 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2396 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2397 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2398 (gen_v9_scc): Update callers.
2399 * config/sparc/sparc.md: Likewise.
2400 * config/sparc/sparc-protos.h: Update extern declaration.
2402 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2404 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2406 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2409 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2411 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2412 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2413 (negate_expr): Here.
2415 2005-11-29 Ben Elliston <bje@au.ibm.com>
2417 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2418 Fix typo in comment.
2420 2005-11-29 Ben Elliston <bje@au.ibm.com>
2422 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2423 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2425 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2429 * builtins.c (init_target_chars): New.
2430 (expand_builtin_printf, expand_builtin_fprintf,
2431 expand_builtin_sprintf, fold_builtin_sprintf,
2432 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2433 fold_builtin_snprintf_chk, fold_builtin_printf,
2434 fold_builtin_fprintf): Check for matching format strings using
2437 2005-11-29 Paul Brook <paul@codesourcery.com>
2439 * config.gcc: Do not use fixproto on m68k-elf.
2441 2005-11-28 Roger Sayle <roger@eyesopen.com>
2443 * expmed.c (div_cost): Replace with...
2444 (sdiv_cost, udiv_cost): New.
2445 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2446 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2447 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2448 (expand_divmod): Replace use of div_cost with either sdiv_cost
2449 or udiv_cost depending upon the signedness of the operation.
2451 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2454 * config/darwin.c (machopic_indirection_name,
2455 machopic_output_indirection): Follow transparent alias chain.
2457 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2459 * varasm.c (ultimate_transparent_alias_target): Add comment.
2461 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2463 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2464 SET_SRC instead of XEXP where appropriate.
2466 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2468 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2471 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2473 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2474 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2477 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2479 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2480 secondary_input_reload_class, made static. Adapt to new
2482 (secondary_output_reload_class): Delete.
2483 (TARGET_SECONDARY_RELOAD): New macro.
2484 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2485 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2487 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2490 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2491 when its natural alignment is > BITS_PER_UNIT.
2492 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2493 * c-common.c (handle_packed_attribute): Ignore packing on a field
2494 whose type is naturally char aligned.
2496 2005-11-28 Richard Guenther <rguenther@suse.de>
2498 * c-common.c (strict_aliasing_warning): Handle all
2499 component-ref like accesses.
2501 2005-11-28 Roger Sayle <roger@eyesopen.com>
2502 Uros Bizjak <uros@kss-loka.si>
2505 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2506 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2507 when flag_unsafe_math_optimizations is set and
2508 we don't care about NaNs or Infinities.
2510 Move x/expN(y) and x/pow(y,z) transformation into common
2511 flag_unsafe_math_optimizations section.
2513 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2515 * gcc.c (main): Change type of argv to "char **".
2517 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2519 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2520 small data sections.
2521 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2522 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2523 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2524 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2525 output locals to sbss if !rs6000_elf_in_small_data_p.
2526 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2528 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2531 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2532 generated by reload.
2533 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2534 indexed_or_indirect_address.
2535 (indexed_or_indirect_address): Don't test for base reg. Call
2536 address_operand last. Make it a special predicate.
2538 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2540 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2542 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2545 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2547 (negate_expr): Likewise.
2549 2005-11-27 Andreas Schwab <schwab@suse.de>
2551 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2554 2005-11-27 Steven Bosscher <stevenb@suse.de>
2556 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2557 has EH predecessor edges.
2559 2005-11-26 Eric Christopher <echristo@apple.com>
2561 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2562 register stalls by zero extending to the full register.
2564 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2566 * config/floatunsisf.c, config/floatunsidf.c,
2567 config/floatunsixf.c, config/floatunsitf.c: New files.
2568 * config/ia64/t-hpux: Add floatunsitf.c.
2569 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2570 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2572 2005-11-26 Richard Henderson <rth@redhat.com>
2574 * c-lex.c (pragma_lex): Rename from c_lex.
2575 * c-pch.c: Update for pragma_lex rename.
2576 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2577 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2578 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2579 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2580 * doc/tm.texi: Likewise.
2582 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2585 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2586 when overflow is undefined.
2588 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2590 * doc/md.texi (Insn Canonicalizations): Refer to the
2591 function commutative_operand_precedence for further rules.
2593 2005-11-25 Roger Sayle <roger@eyesopen.com>
2596 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2597 is less than zero. Limit mult_cost to a reasonable upper bound for
2598 the synthetic multiplication sequence.
2600 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2604 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2605 Lookup the explicit replacement functions for any unlocked
2606 stdio builtin transformations.
2608 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2610 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2612 * targhooks.c (default_secondary_reload): Don't require operand 2
2613 for an input reload to be earlyclobber.
2615 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2617 * fold-const.c (negate_mathfn_p): Fix comment and add support
2618 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2621 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2624 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2625 _Q_ulltoq for unsigned conversions from SImode and DImode to
2628 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2630 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2631 (__floatundidf, __floatundisf): Likewise.
2633 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2635 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2636 (rs6000_override_options): Remove initialization of
2637 rs6000_sr_alias_set.
2638 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2639 (rs6000_emit_stack_tie): Same.
2640 (emit_frame_save): Same.
2641 (gen_frame_mem_offset): Same.
2642 (rs6000_emit_prologue): Same.
2643 (rs6000_emit_epilogue): Same.
2645 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2648 * fold-const.c (fold_build): Convert bool_var != 1 and
2649 bool_var == 0 to !bool_var.
2651 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2654 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2655 for C being INTEGER_CST. Likewise for !=.
2657 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2660 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2661 unsigned conversions from SImode to TFmode.
2663 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2665 * expr.c (expand_expr_real_1): Fix error in last change.
2667 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2669 * caller-save.c: (this_insn_sets): Move into:
2670 (save_call_clobbered_regs).
2671 (mark_set_regs): Get this_insn_sets from data.
2673 (save_call_clobbered_regs): Take sets of the return value by
2674 sibcalls into account.
2676 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2679 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2680 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2681 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2682 (memory_move_secondary_cost, init_reg_autoinc): Remove
2683 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2684 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2685 secondary_reload_class call.
2686 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2688 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2689 (push_secondary_reload): Use secondary_reload target hook.
2690 (secondary_reload_class, scratch_reload_class): New functions.
2691 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2692 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2693 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2694 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2695 (secondary_reload_class, scratch_reload_class): Declare.
2696 * reload1.c: Include target.h.
2697 (reload_adjust_reg_for_temp): New function.
2698 (reload_adjust_reg_for_icode): Likewise.
2699 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2700 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2702 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2703 for inheritance. Support case when both secondary & tertiary reloads
2704 are for intermediate registers.
2705 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2706 with secondary_reload_class call. Support case when both secondary
2707 & tertiary reloads are for intermediate registers.
2708 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2709 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2710 * target.h (secondary_reload_info): New struct / typedef.
2711 (struct gcc_target): New member secondary_reload.
2712 * targhooks.c Include reload.h, optabs.h and recog.h.
2713 (default_secondary_reload): New function.
2714 * targhooks.h (default_secondary_reload): Declare.
2715 * doc/tm.texi: Document secondary_reload target hook. Update
2716 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2717 * doc/md.texi: Likewise.
2719 * sh-protos.h (sh_secondary_reload): Declare.
2720 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2721 (sh_secondary_reload): New function.
2722 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2723 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2724 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2725 (HAVE_SECONDARY_RELOADS): Define.
2726 * sh.md (reload_indf): Rename to:
2728 (reload_outdf): Rename to:
2729 (reload_outdf__RnFRm).
2730 (reload_insf): Rename to:
2732 (reload_insi): Rename to:
2733 (reload_insi__i_fpul).
2735 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2737 * configure.ac: Require at least texinfo 4.4.
2738 * configure: Regenerate.
2740 * doc/install.texi (Tools/packages necessary for building GCC):
2741 Update required version of texinfo to at least 4.4.
2742 (Installing GCC: Building): Update required version of texinfo
2744 (Installing GCC: Final installation): Update required version
2745 of texi2dvi to at least 4.4.
2746 (Host/target specific installation notes for GCC): Update required
2747 version of texinfo to at least 4.4.
2749 2005-11-24 Richard Guenther <rguenther@suse.de>
2750 Dirk Mueller <dmueller@suse.de>
2753 * c-common.h (strict_aliasing_warning): Declare.
2754 * c-common.c (strict_aliasing_warning): New function,
2756 * c-typeck.c (build_c_cast): ... here.
2758 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2760 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2762 (swap_commutative_operands_with_target): New.
2764 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2766 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2767 also when doing PRE, rather than only for global CPROP.
2769 2005-11-24 Ben Elliston <bje@au.ibm.com>
2771 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2772 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2774 (expand_twoval_unop): Likewise.
2775 (widen_clz): Likewise.
2776 (expand_parity): Likewise.
2777 (expand_unop): Likewise.
2778 (emit_cmp_and_jmp_insn_1): Likewise.
2779 (prepare_float_lib_cmp): Likewise.
2781 2005-11-24 Ben Elliston <bje@au.ibm.com>
2783 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2784 Remove unused `class' variable.
2786 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2789 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2790 C/C++ diagnostic function warn_array_subscript_with_type_char.
2791 * c-common.h (warn_array_subscript_with_type_char): Declare.
2792 * c-common.c (warn_array_subscript_with_type_char): Define.
2794 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2797 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2798 compiling at the intersection of C and C++.
2800 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2802 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2803 List @file in the option summary. Include the libiberty
2804 documentation for @file.
2805 * gcc.c (main): Call expandargv.
2806 * Makefile.in (gcc-vers.texi): Define srcdir.
2808 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2810 * passes.c (init_optimization_passes): Document
2811 sequencing of passes.
2813 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2815 * config/m68k/predicates.md (pcrel_address, extend_operator,
2816 post_inc_operand, pre_dec_operand): Remove redundant
2818 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2820 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2822 2005-11-23 Ben Elliston <bje@au.ibm.com>
2824 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2826 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2828 Preparatory work for PR target/21623:
2829 * alpha.c (secondary_reload_class): Rename to:
2830 (alpha_secondary_reload_class).
2831 * alpha.h, alpha-protos.h: Likewise.
2832 * mn10300.c (secondary_reload_class): Rename to:
2833 (mn10300_secondary_reload_class).
2834 * mn10300.h, mn10300-protos.h: Likewise.
2835 * pa.c (secondary_reload_class): Rename to:
2836 (pa_secondary_reload_class).
2837 * pa.h, pa-protos.h: Likewise.
2838 * rs6000.c (secondary_reload_class): Rename to:
2839 rs6000_secondary_reload_class.
2840 * rs6000.h, rs6000-protos.h: Likewise.
2842 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2845 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2847 2005-11-22 Ian Lance Taylor <ian@airs.com>
2849 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2851 (prepare_cmp_insn): Likewise.
2853 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2856 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2857 if both operands[0] and operands[1] are memory.
2859 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2862 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2863 COMPARISON_CLASS_P and an integral types create create a new
2864 expression with the new type and fold that.
2866 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2869 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2870 to SUBTARGET_OS_CPP_BUILTINS.
2872 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2874 * arm.c (emit_set_insn): New function.
2875 (arm_split_constant): Call it.
2876 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2877 (arm_legitimize_address): Likewise. Use plus_constant.
2878 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2879 (thumb_expand_prologue): Likewise.
2880 (arm_gen_load_multiple): Use VOIDmode in SET.
2881 (arm_gen_store_multiple): Likewise.
2882 (vfp_emit_fstmx): Likewise. Use plus_constant.
2883 (emit_multi_reg_push): Likewise.
2884 (emit_sfm): Use plus_constant.
2886 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2889 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2892 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2895 * expmed.c (store_bit_field): Don't attempt to insv a field
2896 larger than the reg.
2898 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2901 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2902 explicit sign extension, not a (char) cast.
2904 2005-11-22 Ben Elliston <bje@au.ibm.com>
2906 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2907 GET_MODE_CLASS (x) == MODE_FLOAT.
2908 * config/i386/i386.c: Likewise.
2909 * config/rs6000/xcoff.h: Likewise.
2910 * config/rs6000/linux64.h: Likewise.
2911 * config/rs6000/rs6000.c: Likewise.
2912 * config/rs6000/rs6000.h: Likewise.
2913 * config/rs6000/predicates.md: Likewise.
2914 * config/rs6000/sysv4.h: Likewise.
2916 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2921 * config/alpha/freebsd.h, config/alpha/linux.h,
2922 config/arm/linux-elf.h, config/bfin/bfin.h,
2923 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2924 config/i386/beos-elf.h, config/i386/gnu.h,
2925 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2926 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2927 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2928 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2929 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2930 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2931 config/sparc/linux.h, config/sparc/linux64.h,
2932 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2934 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2935 are both defined when either flag -fpic or -fPIC are used.
2937 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2939 * config/fp-bit.c (clzusi): New function.
2940 (si_to_float, usi_to_float): Use it to compute proper shift.
2941 (usi_to_float): Preserve guard bits when shifting right.
2942 * libgcc-std.ver (GCC_4.2.0): New version.
2943 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2944 __floatundisf): New functions.
2945 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2946 __floatundisf): Declare.
2947 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2948 _floatundixf, and _floatunditf.
2949 * optabs.c (expand_float): If target does not define a pattern for
2950 signed or unsigned conversion, use an unsigned libcall instead of
2952 (init_optabs): Initialize ufloat_optab.
2954 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2956 * config/rs6000/rs6000.opt (mmulhw): New option.
2957 * doc/invoke.texi (-mmulhw): Document.
2958 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2960 * config/rs6000/rs6000.md: Add half-word multiply and
2961 multiply-accumulate instructions for 405 and 440.
2963 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2965 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2966 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2967 default now includes a linker group which makes the RTEMS one nest.
2969 2005-11-22 Ben Elliston <bje@au.ibm.com>
2971 * cse.c (fold_rtx): Typo fix.
2972 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2974 2005-11-21 Richard Henderson <rth@redhat.com>
2976 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2977 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2979 * c-tree.h (lookup_name): Move declaration ...
2980 * c-common.h (lookup_name): ... here.
2981 * config/darwin-c.c: Include c-common.h.
2982 * config/t-darwin: Update dependencies.
2984 2005-11-22 Ben Elliston <bje@au.ibm.com>
2986 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2987 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2988 * genopinit.c (gen_insn): Likewise.
2989 * reload.c (find_equiv_reg): Likewise.
2990 * loop.c (load_mems): Likewise.
2991 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2992 * cse.c (find_comparison_args, fold_rtx): Likewise.
2993 * dwarf2out.c (add_const_value_attribute): Likewise.
2994 * expr.c (convert_move): Likewise.
2995 * recog.c (general_operand, register_operand): Likewise.
2996 * reg-stack.c (replace_reg): Likewise.
2997 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2998 * c-common.c (handle_vector_size_attribute): Likewise.
2999 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3000 (simplify_binary_operation_1): Likewise.
3001 (simplify_const_binary_operation): Likewise.
3002 (simplify_relational_operation): Likewise.
3003 (simplify_const_relational_operation): Likewise.
3004 (simplify_immed_subreg): Likewise.
3005 * emit-rtl.c (gen_lowpart_common): Likewise.
3006 * expmed.c (expand_mult): Likewise.
3007 * stor-layout.c (layout_type): Likewise.
3009 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3012 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3013 cst2 only for SPE vectors.
3015 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3018 * config/rs6000/predicates.md (vrsave_operation): Check
3019 UNSPEC_VOLATILE value.
3021 2005-11-21 Jan Hubicka <jh@suse.cz>
3023 PR tree-optimization/24653
3024 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3026 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3028 * config/i386/predicates.md (ax_reg_operand): New predicate.
3029 (memory_displacement_only_operand): New predicate.
3030 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3031 operand is AX register and the other operand is memory operand
3032 with displacement only.
3034 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3036 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3037 if we don't care about NaNs or Infinities.
3039 2005-11-20 Ian Lance Taylor <ian@airs.com>
3041 PR rtl-optimization/24883
3042 * combine.c (combinable_i3pat): When checking whether the
3043 destination of i3 is used in i3, consider paradoxical subregs.
3045 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3048 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3050 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3052 * combine.c (try_combine): Do not run subst on i1src and i2src in
3053 the case of generating a PARALLEL for a comparison.
3055 2005-11-20 Richard Henderson <rth@redhat.com>
3058 * tree-sra.c (struct sra_elt): Add all_no_warning.
3059 (struct sra_walk_fns) <use>: Add use_all argument.
3060 (sra_walk_expr): Pass it.
3061 (sra_walk_modify_expr): Likewise.
3062 (scalarize_ldst): Likewise.
3063 (scan_use): Update for new argument.
3064 (mark_no_warning): New.
3065 (scalarize_use): Use it.
3067 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3069 * expr.c (expand_expr_real): Use usmul_optab for widening
3070 signed * unsigned multiplies.
3071 * genopinit.c (optabs): Add usmul_widen_optab.
3072 * optabs.c (init_optabs): Likewise.
3073 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3074 (usmul_widen_optab): Define.
3075 * config/bfin/bfin.md (usmulhisi3): New pattern.
3077 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3079 2005-11-20 Graham Stott <btinternet.com>
3081 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3083 2005-11-20 Andreas Schwab <schwab@suse.de>
3086 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3089 2005-11-19 Richard Henderson <rth@redhat.com>
3092 * tree-gimple.c (is_gimple_id): Export.
3093 * tree-gimple.h (is_gimple_id): Declare.
3094 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3095 (get_default_value): Use it.
3096 (maybe_fold_stmt_indirect): Likewise.
3098 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3100 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3101 than VR1 or vice-versa.
3103 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3107 * reload.c (find_reloads_address_1): Mention dependency on
3109 * reload1.c (gen_reload): For IN with an unary operation, try
3110 moving inner expression to OUT if trivial SET is not valid.
3111 Confirm that the result is valid. Move common code block into...
3112 (emit_insn_if_valid_for_reload): New function.
3114 2005-11-19 Richard Guenther <rguenther@suse.de>
3116 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3117 ARRAY_REFs of constant strings.
3119 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3121 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3122 fatal format string.
3124 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3126 * combine.c (make_compound_operation): Swap operands of
3127 commutative operation if necessary before returning.
3129 2005-11-19 Richard Guenther <rguenther@suse.de>
3132 * fold-const.c (fold_plusminus_mult_expr): New function.
3133 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3134 cases, remove now unnecessary code.
3136 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3138 * gensupport.c (old_preds): Rename to std_preds, add special field.
3139 (struct old_pred_table): Rename to struct std_pred_table, add special
3141 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3142 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3143 (init_predicate_table): Adjust, and set along the way whether a
3144 predicate is special.
3146 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3148 * BASE-VER: Change to 4.2.0.
3150 2005-11-18 James E Wilson <wilson@specifix.com>
3152 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3155 2005-11-18 Mike Stump <mrs@apple.com>
3157 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3158 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3159 * c-decl.c (lookup_name_two) Remove.
3160 * c-tree.h (lookup_name_two): Remove.
3161 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3162 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3163 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3164 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3166 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3169 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3170 when not generating code to use that co-processor.
3172 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3174 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3175 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3176 these functions are now in tree-phinodes.c.
3178 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3180 * config/bfin/bfin.md (trap): New pattern.
3182 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3184 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3187 * expr.c (expand_expr_real): Don't call record_block_change unless
3188 ib_boundaries_block is non-null
3190 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3192 * fold-const.c (build_range_check): Use proper type for subtraction
3193 when merging lower bound.
3195 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3197 PR rtl-optimization/24497
3198 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3201 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3203 * tree-scalar-evolution.c (expression_expensive_p): New function.
3204 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3206 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3208 * config/bfin/crtlibid.s: New file.
3210 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3213 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3214 when not using sjlj exceptions.
3215 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3216 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3217 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3218 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3219 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3220 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3221 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3222 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3223 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3224 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3225 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3226 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3227 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3229 * config/pa/hpux-unwind.h: New file.
3231 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3233 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3234 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3235 * varasm.c (do_assemble_alias): Adjust call.
3236 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3238 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3240 2005-11-17 James E Wilson <wilson@specifix.com>
3242 * tree.def (FUNCTION_DECL): Correct typo in comment.
3244 2005-11-17 Richard Henderson <rth@redhat.com>
3246 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3247 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3248 and DW_CFA_def_cfa_sf.
3249 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3250 (dbx_reg_number): Don't assert particular registers here.
3251 (based_loc_descr): ... do it here instead. Fold in ...
3252 (eliminate_reg_to_offset): ... this function.
3253 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3254 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3255 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3256 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3257 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3258 (instantiate_virtual_regs): Likewise.
3259 * var-tracking.c (adjust_stack_reference): Likewise.
3260 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3262 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3264 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3265 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3266 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3268 ($(T)crtlibid.o): New rule.
3270 2005-11-16 Richard Guenther <rguenther@suse.de>
3273 * fold-const.c (extract_array_ref): Return byte offset
3275 (fold_binary): Fold &x[a] CMP &x[b] to
3276 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3279 2005-11-16 Richard Henderson <rth@redhat.com>
3282 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3283 parts of an SSA_NAME.
3285 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3288 * arm.md (split for movsf with immediate): Restrict split to insns
3289 that set a general register.
3291 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3293 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3295 * unwind-dw2.c (uw_advance_context): Likewise.
3296 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3297 _Unwind_SjLj_Unregister.
3298 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3300 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3302 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3304 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3306 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3307 langhook to get a DImode integer type.
3309 2005-11-16 Richard Henderson <rth@redhat.com>
3310 J"orn Rennecke <joern.rennecke@st.com>
3311 Ulrich Weigand <uweigand@de.ibm.com>
3315 * reload1.c (reg_equiv_invariant): New.
3316 (reload): Allocate, initialize, and free it.
3317 (calculate_needs_all_insns): Check it when skipping equivalence
3319 (alter_reg): Likewise.
3320 (eliminate_regs_1): Rename from eliminate_regs. Add new
3321 may_use_invariant argument; only use reg_equiv_invariant when true.
3322 (eliminate_regs): New.
3323 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3324 a context for which may_use_invariant may be true.
3326 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3328 * fold-const.c (const_binop): Don't constant fold the operation
3329 if the result has overflowed and flag_trapping_math.
3330 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3332 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3334 * config/arm/unwind-arm.c (abort): Add prototype here.
3335 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3336 (struct phase1_vrs): Add prev_sp.
3337 (unwind_phase2_forced): Save the original core registers instead of
3338 modifying entry_vrs. Take a new flag argument for resuming unwinding
3339 and set action flags accordingly. Always set _US_END_OF_STACK when
3340 get_eit_entry fails. Unwind before calling the stop function.
3341 (_Unwind_GetCFA): New function.
3342 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3343 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3344 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3345 just call unwind_phase2_forced.
3346 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3347 * config/arm/unwind-arm.h (abort): Remove prototype.
3348 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3350 (_Unwind_GetCFA): New prototype.
3351 * config/arm/pr-support.c (abort): Add prototype here.
3352 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3354 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3355 not schedule the prologue with non-call exceptions and EABI.
3357 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3359 * config/arm/unwind-arm.h: Reorder interface function declarations.
3360 (_URC_END_OF_STACK): New enumeration value.
3361 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3362 (struct _Unwind_Control_Block): Document reserved field use.
3363 (_Unwind_Stop_Fn): New typedef.
3364 (_Unwind_ForcedUnwind): Declare.
3365 (_Unwind_Resume_or_Rethrow): Declare.
3366 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3368 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3369 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3370 (UCB_FORCED_STOP_ARG): New.
3371 (search_EIT_table): Update boundary condition checks.
3372 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3373 (unwind_phase2): Replace for with do..while.
3374 (unwind_phase2_forced): New.
3375 (__gnu_Unwind_RaiseException): Replace for with do..while.
3376 (__gnu_Unwind_ForcedUnwind): New.
3377 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3378 Use appropriate phase2 unwinder.
3379 (__gnu_Unwind_Resume_or_Rethrow): New.
3380 (__gnu_unwind_pr_common): Cope with forced unwinding.
3382 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3385 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3387 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3388 roundsf2): Remove "s" from mnemonic.
3390 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3392 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3394 * config/bfin/crtn.s: Change epilogues to match.
3395 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3396 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3397 __PIC__ and __pic__.
3399 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3402 * doc/invoke.texi: Distinguish between free and fixed form instead of
3403 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3405 * gcc.c (default_compilers): Remove double entries, add entries for
3406 suffixes '.F90' and '.F95'.
3408 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3410 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3411 in the stack probing loop.
3413 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3415 * configure.ac: Use .machine power5 not power5x.
3416 * configure: Regenerate.
3418 2005-11-15 Mike Stump <mrs@apple.com>
3420 * c-decl.c (lookup_name_two): Add.
3421 * c-tree.h (lookup_name_two): Likewise.
3422 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3423 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3425 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3427 PR rtl-optimization/23392
3428 * regrename.c (enum scan_actions) Add mark_access.
3429 (scan_actions_name): Ditto.
3430 (scan_rtx_reg): Handle mark_access.
3431 (scan_rtx_address): Do nothing for mark_access.
3432 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3433 and regs in REG_INC notes before closing chains for dead regs.
3434 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3435 opening chains for new writes.
3437 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3439 * c.opt (ffixed-line-length-none): New.
3441 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3443 * mklibgcc.in: Change contents of eh_dummy.c.
3445 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3447 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3449 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3451 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3453 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3455 2005-11-15 Jan Hubicka <jh@suse.cz>
3457 * invoke.texi (large-unit-insns): Document.
3458 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3459 * params.def (large-unit-insns): New param.
3461 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3464 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3465 special register for operand 3. Reindent constraints to align
3468 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3470 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3471 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3472 * configure.ac: Add test for FP rounding instructions.
3473 * configure: Regenerate.
3474 * config.in: Regenerate.
3475 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3476 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3478 * config/rs6000/rs6000.opt (mfprnd): New.
3479 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3480 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3481 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3482 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3483 (TARGET_FPRND): New.
3484 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3486 (btrunc<mode>2): New.
3488 (floor<mode>2): New.
3489 (round<mode>2): New.
3491 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3493 * gcc.c (version_compare_spec_function): Use fatal() rather than
3496 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3497 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3498 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3500 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3503 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3504 on -mmacosx-version-min setting.
3506 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3509 * tree-vrp.c (infer_value_range): Return false if STMT is a
3510 block terminator and its basic block has no successors.
3512 2005-11-14 Mike Stump <mrs@apple.com>
3514 * config/i386/i386.c (override_options): -masm=intel isn't
3515 supported on darwin.
3516 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3518 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3520 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3521 vfork after including auto-host.h.
3523 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3525 PR rtl-optimization/22002
3526 * combine.c (distribute_notes): Detect cases where a reg dies
3527 two or more times in a bb, including on the insn we are combining,
3528 and place the death note on the correct range.
3530 2005-11-14 Dale Johannesen <dalej@apple.com>
3532 * expmed.c (store_bit_field): Add offset unconditionally for
3534 (extract_bit_field): Don't force extzv or extv operand into
3535 a register if field is too big.
3537 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3539 * config/arm/arm.c (pic_labelno): New.
3540 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3541 LABEL_REF. Pass only the labelno to PIC insns.
3542 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3543 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3544 * arm.md (UNSPEC_PIC_LABEL): New constant.
3545 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3546 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3547 Use the correct label prefix.
3549 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3551 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3554 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3556 * loop-invariant.c: Include tm_p.h.
3557 * Makefile.in: Updated.
3559 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3561 * pa.c (store_reg): Revise generation of frame notes in large frames.
3562 (set_reg_plus_d): Likewise.
3564 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3566 PR tree-optimization/24709
3567 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3570 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3572 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3573 and duplicate declaration of pthread_self.
3575 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3576 Ian Lance Taylor <ian@airs.com>
3579 * calls.c (expand_call): If TARGET is a MEM and some part of the
3580 argument area has been saved, force TARGET to a register.
3582 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3584 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3587 2005-11-13 Jason Merrill <jason@redhat.com>
3590 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3591 lazily declared methods.
3592 (force_decl_die): Stop if forcing out the context already make a
3594 (force_type_die): Likewise.
3596 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3599 * builtins.c (integer_valued_real_p): Add break in
3600 REAL_CST having TREE_OVERFLOW set.
3602 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3604 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3605 addressing modes during calculation of costs.
3607 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3609 * function.c (assign_stack_local_1): Restrict sanity check
3610 on frame size overflow to 32-bit and above platforms.
3612 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3614 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3615 * config/cris/cris.c: Include reload.h.
3616 (cris_initial_elimination_offset): New function.
3617 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3620 2005-11-12 Richard Guenther <rguenther@suse.de>
3622 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3624 2005-11-12 Jan Hubicka <jh@suse.cz>
3626 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3627 to compare against 0 when possible.
3629 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3631 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3632 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3633 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3634 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3637 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3639 * recog.c (constrain_operands) <case 'g'>: For a match, require
3640 that a non-register matches general_operand when strict >= 0.
3642 2005-11-11 Steven Bosscher <stevenb@suse.de>
3644 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3647 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3649 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3650 (memory_address_same): New.
3651 (dse_optimize_stmt): Call memory_address_same.
3653 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3656 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3657 ZERO_EXTEND>: New cases.
3659 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3661 * longlong.h (__clz_tab): Always provide.
3663 2005-11-11 Steven Bosscher <stevenb@suse.de>
3666 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3668 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3669 before check_maybe_invariant.
3670 (move_invariant_reg): Use gen_move_insn instead of replacing
3671 SET_DEST with the temporary for the invariant.
3672 (move_loop_invariants): If checking is enabled, do internal
3673 consistency checks after completing the pass.
3675 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3678 * common.opt (Wvolatile-register-var): New.
3679 * varasm.c (make_decl_rtl): Only emit warning when option
3680 specified. Clarify warning message.
3681 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3683 * doc/md.texi (copysign): Document standard named pattern.
3685 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3687 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3688 bytes when align is 2.
3689 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3690 by the first instruction of the loop.
3692 2005-11-11 Jason Merrill <jason@redhat.com>
3695 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3698 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3700 PR rtl-optimization/22509
3701 * local-alloc.c (memref_used_between_p): Check whether a function call
3702 could not reference the memref.
3704 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3706 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3707 algorithm so as to choose the best, not the worst, alternative.
3708 Reset accumulated register class before processing next alternative.
3710 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3713 * calls.c (expand_call): Copy a return value to a plain register
3716 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3719 * varasm.c (assemble_name): Recompute name only for transparent
3722 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3724 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3726 2005-11-04 Jeff Law <law@redhat.com>
3729 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3730 perform reassociation if the parent statement will not die as
3731 a result of the optimization.
3733 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3735 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3736 delete_old_heap_vars.
3737 * tree-dfa.c (referenced_var_remove): Remove function.
3738 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3739 (delete_tree_ssa): Remove call to delete_old_heapvars.
3740 Add call to delete_alias_heapvars.
3741 * tree-flow.h (referenced_var_remove): Remove prototype
3742 (init_alias_heapvars): New prototype.
3743 (delete_alias_heapvars): Ditto.
3744 * Makefile.in (tree-ssa-structalias.o): Add
3745 gt-tree-ssa-structalias.o
3746 (GTFILES): Add tree-ssa-structalias.h and
3747 tree-ssa-structalias.c.
3748 (s-gtype): Add gt-tree-ssa-structalias.h.
3749 * tree-ssa-structalias.c (heapvars): Remove.
3750 (oldheapvars): Remove.
3751 (heapvar_for_stmt): New variable.
3752 (heapvar_lookup): New function.
3753 (heapvar_insert): Ditto.
3754 (get_constraint_for): See if we have an old heapvar
3756 (init_alias_heapvars): New function.
3757 (delete_alias_heapvars): Ditto.
3758 Add include of gt-tree-ssa-structalias.h.
3760 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3763 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3765 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3767 * tree.c (int_fits_type_p): Only look at the base type
3768 if it has the same precision as the original type.
3770 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3773 * varasm.c (assemble_alias): Use %q+D in the error
3774 message instead of %J and %qD.
3776 2005-11-10 Richard Guenther <rguenther@suse.de>
3778 * gcse.c (free_ldst_entry): Only free hashtable if
3781 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3783 * function.c (assign_stack_local_1): Issue an error message if
3784 the frame size overflows in the signed target arithmetics.
3786 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3788 * tree.c (build_qualified_type): Chain the new type to the original
3789 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3790 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3791 (build_pointer_type_for_mode): Only return unqualified types.
3792 (build_reference_type_for_mode): Likewise.
3794 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3796 * Makefile.in (gnucompare): Do comparison of all files using one of
3797 the chosen methods and only afterwards decide if just warning should
3798 be issued or comparison failure raised.
3800 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3802 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3803 (noce_try_abs): Negate if the comparison is reversed.
3804 Look only one instruction backwards for a REG_EQUAL note.
3806 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3809 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3810 gthr-tpf.h: Define __gthrw. For all identifiers that might
3811 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3812 and prefix all uses with __ghtrw.
3814 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3817 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3818 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3819 * c-common.c (handle_weakref_attribute): New.
3820 (c_common_attribute_table): Add weakref.
3821 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3823 * configure, config.in: Rebuilt.
3824 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3825 * doc/extend.texi: Document weakref attribute.
3826 * varasm.c (ultimate_transparent_alias_target): New
3827 (assemble_name): Use it.
3828 (weak_finish_1): Split out of...
3829 (weak_finish): ... and deal with weakrefs in...
3830 (weakref_targets): ... new list.
3831 (globalize_decl): Clean up weakref_targets.
3832 (do_assemble_alias): Handle weakrefs.
3833 (finish_aliases_1): Do not reject weakrefs to external symbols.
3834 (assemble_alias): Handle weakrefs.
3836 2005-11-09 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/24716
3839 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3840 t_bool to track results from follow_ssa_edge.
3842 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3844 * final.c (force_source_line): New global variable.
3845 (final_scan_insn): Set it to true instead of clearing last_filename.
3846 (notice_source_line): Return true if force_source_line is true,
3847 unless source info is absent.
3849 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3852 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3853 a linkage name for a variable if it a register variable.
3854 * c-decl.c (grokdeclarator): Global register variables
3855 should be set as PUBLIC.
3857 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3860 * config/s390/s390.c (struct s390_frame_layout): New fields
3861 first_save_gpr_slot and last_save_gpr_slot.
3862 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3863 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3864 first_save_gpr and last_save_gpr with the _slot variants.
3865 (s390_register_info): Calculate first_save_gpr_slot and
3866 last_save_gpr_slot using regs_ever_live.
3868 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3871 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3872 for a function containing a landing pad.
3874 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3877 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3880 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3882 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3883 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3885 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3888 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3890 (call,load,store): New insn types.
3891 (mem_access, branch_access): Adjust reservation conditions.
3892 (define_delay): Adjust condition.
3893 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3895 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3896 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3898 (call_internal, call_value_internal, return_internal,
3899 return_interrupt_internal, eh_return_internal, indirect_jump,
3900 tablejump): Set call insn type.
3901 (blockage, ei, di): Use appropriate unspec const.
3902 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3903 (ms1_get_attr_type): Adjust to give load & store types.
3904 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3905 backwards past a barrier.
3906 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3908 (struct branch_info, struct label_info): New.
3910 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3911 (ms1_machine_reorg): New.
3912 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3913 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3914 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3915 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3918 2005-11-09 Per Bothner <per@bothner.com>
3919 Uros Bizjak <uros@kss-loka.si>
3922 * toplev.c (process_options): Initialize debug_hooks early
3923 in case lang_hooks.post_options ends up calling a debug_hook.
3925 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3927 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3928 DBX_REGISTER_NUMBER being contiguous.
3930 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3931 Diego Novillo <dnovillo@redhat.com>
3934 * tree-vrp.c (register_edge_assert_for): Do not register
3935 always-false predicates.
3937 2005-11-08 Devang Patel <dpatel@apple.com>
3939 PR tree-optimization/23115
3940 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3943 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3945 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3948 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3950 Fix PR tree-optimization/23382
3952 * tree-ssa-alias.c (compute_may_aliases): Call
3953 delete_old_heap_vars.
3954 * tree-dfa.c (referenced_var_remove): New function.
3955 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3956 * tree-flow.h (referenced_var_remove): Add prototype.
3957 (delete_old_heap_vars): Ditto.
3958 * tree-ssa-structalias.c (heapvars): New variable.
3959 (oldheapvars): Ditto.
3960 (get_constraint_for): Put heap vars on heapvars list.
3961 (delete_old_heap_vars): New function.
3963 2005-11-08 Jason Merrill <jason@redhat.com>
3965 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3967 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3970 * reg-stack.c (reg_to_stack): Update register liveness also
3971 for flag_sched2_use_traces.
3973 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3976 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3977 override prior explicit -mno-powerpc-gfxopt.
3979 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3981 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3982 if the bitsize is zero.
3983 * doc/md.texi (Standard Pattern Names): Document it.
3985 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3986 (TARGET_PASS_BY_REFERENCE): Likewise.
3988 2005-11-07 Ian Lance Taylor <ian@airs.com>
3990 PR rtl-optimization/24683
3991 * config/i386/i386.c (legitimize_pic_address): If constant operand
3992 to PLUS is too large, put it in a register.
3994 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3996 * configure.ac: Enable checking assembler dwarf2 support for bfin
3998 * configure: Regenerate.
4000 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4004 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4005 gen_easy_vector_constant_add_self): Delete.
4006 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4008 (output_vec_const_move): Use gen_easy_altivec_constant.
4009 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4010 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4011 (easy_vector_constant_add_self): Rewritten.
4012 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4013 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4014 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4015 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4016 Macroize and adjust for the other changes.
4018 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4022 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4023 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4025 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4027 PR rtl-optimization/23567
4028 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4029 (noce_process_if_block): Don't do any optimizations except
4030 if (cond) x = x; if !set_b and write into orig_x may trap
4031 or fault. Remove the MEM_READONLY_P check.
4033 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4036 * tree-vrp.c (fix_equivalence_set): New.
4037 (extract_range_from_assert): Call it.
4039 2005-11-05 Ian Lance Taylor <ian@airs.com>
4042 * combine.c (apply_distributive_law): Don't distribute across a
4045 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4047 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4048 config/ms1/ms1.h, config/rs6000/predicates.md,
4049 config/s390/s390.c, params.def, postreload-gcse.c,
4050 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4051 tree-vrp.c, tree.c: Fix comment typos.
4052 * doc/invoke.texi: Fix typos.
4054 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4056 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4057 for testing whether the data_dependence_relation contains distance
4058 vectors. Iterate over all distance vectors of the ddr.
4059 * lambda.h: Define a vec of lambda_vector pointers.
4060 * tree-data-ref.c (dump_data_dependence_relation,
4061 dump_data_dependence_direction): Iterate over all distance and
4062 direction vectors of the ddr.
4063 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4065 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4066 of distance/direction vectors instead of a single one.
4067 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4068 lambda_vectors with a vec of lambda_vectors.
4069 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4070 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4071 DDR_NUM_DIST_VECTS): New.
4072 * tree-loop-linear.c (gather_interchange_stats): Test for the
4073 existence of distance vectors only after having checked that there
4074 is a dependence. Iterate over all distance vectors of the ddr.
4075 (linear_transform_loops): Use dump_data_dependence_relation.
4076 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4077 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4078 distance vectors of the ddr.
4080 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4082 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4083 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4084 IS_INTHANDLER; all callers changed.
4085 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4087 (do_link, do_unlink): New argument ALL; all callers changed.
4088 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4089 If function isn't leaf, save and restore all registers.
4090 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4093 2005-11-05 Jan Hubicka <jh@suse.cz>
4095 PR rtl-optimization/23490
4096 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4097 max-flow-memory-location): Document.
4098 * flow.c: Include params.h
4099 (MAX_MEM_SET_LIST_LEN): Kill.
4100 (add_to_mem_set_list): Use new param.
4101 * cse.c (cse_basic_block): Replace 1000 by new param.
4102 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4103 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4104 * predict.c (predict_loops): Use new param.
4105 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4107 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4108 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4109 Do not hold memory returned by cgraph_node_name across other call.
4111 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4114 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4117 2005-11-04 Jeff Law <law@redhat.com>
4120 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4121 * tree-ssa-dom.c: Include params.h.
4122 (thread_across_edge): If there are too many statements in the
4123 target block, then do not thread through it.
4124 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4125 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4127 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4130 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4131 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4133 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4136 * tree-scalar-evolution.c (instantiate_parameters_1,
4137 instantiate_parameters, resolve_mixers): Compute the size of an
4138 expression to be instantiated and give up the instantiation if the
4139 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4141 2005-11-04 Richard Guenther <rguenther@suse.de>
4143 * tree-flow.h (ref_contains_indirect_ref): Rename to
4144 array_ref_contains_indirect_ref.
4145 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4146 (array_ref_contains_indirect_ref): Make comment match the code
4148 (ref_contains_array_ref): Likewise.
4149 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4150 ref_contains_indirect_ref.
4151 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4152 Rename calls to ref_contains_indirect_ref.
4154 2005-11-04 Paul Brook <paul@codesourcery.com>
4156 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4157 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4158 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4159 * config/arm/arm.md: Use match_operand in peephole input templates
4160 and match_dup in peephole output templates.
4162 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4164 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4167 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4168 Daniel Jacobowitz <dan@codesourcery.com>
4170 * longlong.h (add_ssaaaa): Clobber condition code register
4172 (sub_ddmmss): Likewise.
4173 (umul_ppmm): Likewise.
4175 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4176 Paul Brook <paul@codesourcery.com>
4177 Phil Blundell <pb@reciva.com>
4179 * configure.ac: Add test for ARM TLS support.
4180 * configure: Regenerated.
4181 * config/arm/arm-protos.h (legitimize_tls_address)
4182 (arm_tls_referenced_p, tls_mentioned_p)
4183 (arm_output_addr_const_extra): New prototypes.
4184 (thumb_legitimize_pic_address): Delete.
4185 * config/arm/arm.c: Include "gt-arm.h".
4186 (enum tls_reloc): New.
4187 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4188 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4189 (arm_call_tls_get_addr, legitimize_tls_address)
4190 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4191 (arm_init_tls_builtins, arm_emit_tls_decoration)
4192 (arm_output_addr_const_extra): New functions.
4193 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4194 (TARGET_HAVE_TLS): Define.
4195 (target_thread_pointer): New.
4196 (arm_override_options): Handle -mtp=.
4197 (legitimize_pic_address): Ignore UNSPECs.
4198 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4200 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4201 (tls_get_addr_libfunc): New variable.
4202 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4203 (arm_init_builtins): Call arm_init_tls_builtins.
4204 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4205 (arm_encode_section_info): Call default_encode_section_info.
4206 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4207 (enum arm_tp_type): New.
4208 (target_thread_pointer): Add declaration.
4209 (LEGITIMATE_CONSTANT_P): Handle TLS.
4210 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4211 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4212 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4213 * config/arm/arm.md: Add UNSPEC_TLS.
4214 (movsi): Handle TLS.
4215 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4217 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4218 (load_tp_hard, load_tp_soft): New insns.
4219 * arm.opt: Add -mtp=.
4220 * doc/invoke.texi (ARM Options): Document -mtp.
4222 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4224 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4225 * config/arm/libunwind.S: Include "lib1funcs.asm".
4226 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4227 (LIB2ADDEH): Add libunwind.S.
4228 (LIB2ADDEHDEP): Add lib1funcs.asm.
4229 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4231 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4234 * gcc/c.opt: Add a -lang-fortran option.
4235 * gcc/c-opts.c: Add a lang_fortran flag.
4236 (c_common_init_options): Handling the -lang-fortran option.
4237 (c_common_handle_option): Add a case for Fortran options in
4238 preprocessing. Remove cases for -ffixed-form and
4239 -ffixed-line-length. Add a case for -lang-fortran.
4241 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4243 * config/rs6000/rs6000.c: Include params.h
4244 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4245 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4246 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4247 (UNSPEC_VPKUWSS): Delete.
4248 (altivec_vpkuhss): Delete.
4249 (altivec_vpkuwss): Delete.
4250 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4252 (neg_eq0<mode>): Remove final condition.
4253 (neg_eq<mode>): Remove condition and split-condition.
4255 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4257 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4258 Use associated print macros.
4260 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4263 * diagnostic.c (diagnostic_set_info_translated): New function.
4264 (diagnostic_set_info): Use it. Add comment.
4265 * diagnostic.h (diagnostic_set_info_translated): Declare.
4267 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4269 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4270 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4271 reference only if 'public' is true.
4272 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4273 emit the .hidden directive only if the indirect reference is public.
4274 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4275 Pass it to dw2_force_const_mem.
4276 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4277 * dwarf2out.c (output_cfi): Adjust calls to above function.
4278 (output_call_frame_info): Likewise.
4279 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4280 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4282 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4284 PR tree-optimization/24483
4285 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4286 field to elts if possible.
4288 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4291 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4294 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4296 Fix PR tree-optimization/24351
4298 * tree-ssa-structalias.c (struct variable_info): Add
4300 (get_varinfo_fc): New function to follow collapsing.
4301 (new_var_info): Set collapsed_to to NULL.
4302 (dump_constraint): Follow collapsing.
4303 (build_constraint_graph): Handle collapsing.
4304 (do_simple_structure_copy): Return false if something bad
4306 (collapse_rest_of_var): New function.
4307 (do_structure_copy): Collapse if do_simple_structure_copy returns
4310 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4313 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4314 expressions to a statement list instead of gimplifying them.
4316 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4318 PR rtl-optimization/23585
4319 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4320 that can't trap plus a constant integer, if the mode has zero size.
4322 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4325 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4327 ("*insv<mode>_reg_extimm"): Likewise.
4329 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4332 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4333 c_common_type_for_mode returns an unnamed type.
4335 2005-11-02 Richard Henderson <rth@redhat.com>
4339 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4340 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4341 * function.c (assign_parms): Use calls.internal_arg_pointer.
4342 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4344 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4345 (TARGET_CALLS): Add it.
4346 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4347 * targhooks.c (default_internal_arg_pointer): New.
4348 * targhooks.h (default_internal_arg_pointer): Declare.
4349 * tree.h (dwarf2out_reg_save_reg): Declare.
4350 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4351 * config/i386/i386.c (dbx_register_map): Add return column.
4352 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4353 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4354 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4355 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4356 (ix86_save_reg): Save force_align_arg_pointer.
4357 (ix86_emit_save_regs): Make regno unsigned.
4358 (ix86_emit_save_regs_using_mov): Likewise.
4359 (ix86_expand_prologue): Handle force_align_arg_pointer.
4360 (ix86_expand_epilogue): Likewise.
4361 * config/i386/i386.h: (dbx_register_map): Update.
4362 (dbx64_register_map, svr4_dbx_register_map): Update.
4363 (struct machine_function): Add force_align_arg_pointer.
4364 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4365 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4366 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4368 2005-11-02 Jan Hubicka <jh@suse.cz>
4371 * i386.md: Add peep2 for simplyfing array accesses.
4373 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4376 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4377 * config/s390/s390.c (s390_decompose_shift_count): New function.
4378 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4379 (print_shift_count_operand): Use s390_decompose_shift_count.
4380 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4381 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4383 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4386 * loop.c (loop_givs_rescan): Use force_operand to expand
4389 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4392 * fold-const.c (build_range_check): Use unsigned when signed
4393 overflow is undefined also. If etype is subtype, make sure that
4394 the subtraction is in the supertype.
4396 2005-11-02 Richard Henderson <rth@redhat.com>
4399 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4402 2005-11-01 Richard Henderson <rth@redhat.com>
4405 * loop.c (scan_loop): Do not propagate computations to a hard
4406 register destination with SMALL_REGISTER_CLASSES.
4408 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4410 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4411 costs for MULT inside PLUS or MINUS.
4413 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4415 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4416 (TRAMPOLINE_SIZE): Round up to 60.
4417 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4419 2005-10-31 James E. Wilson <wilson@specifix.com>
4422 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4423 ifdef. Put ifdefs around call in gen_subprogram_die.
4424 (compute_frame_pointer_to_cfa_displacement): Likewise.
4425 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4428 PR rtl-optimization/17356
4429 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4430 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4432 2005-10-31 Jan Hubicka <jh@suse.cz>
4435 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4438 * i386.c (legitimize_pic_address): Deal with large immediates.
4441 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4442 from symbol names while computing checkup.
4445 * predict.c (predict_loops): Do not estimate more than
4446 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4447 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4449 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4451 PR tree-optimization/19097
4452 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4454 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4456 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4458 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4461 * tree-inline.c (setup_one_parameter): If the init_stmt
4462 is NULL, don't insert the statement.
4464 2005-10-30 Jan Hubicka <jh@suse.cz>
4466 PR tree-optimization/24172
4467 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4469 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4471 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4472 constants for hosts with long != 32 bits.
4474 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4477 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4479 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4481 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4482 (TARGET_MS1_16_002): New.
4483 (TARGET_MS1_16_003): New.
4485 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4486 ("*decrement_and_branch_until_zero_no_clobber"): New.
4487 Add corresponding splitter for decrement_and_branch_until_zero
4489 Key all decrement_and_branch_until_zero patterns off of
4492 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4495 * tree-complex.c (extract_component): Treat RESULT_DECL
4496 like the rest of the decls.
4498 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4500 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4501 indirect call to _mcount if the function needs a static chain.
4503 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4504 Caroline Tice <ctice@apple.com>
4506 PR rtl-optimization/24460
4507 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4508 (dwarf2out_switch_text_section): Set it to true instead of
4509 incrementing separate_line_info_table_in_use.
4510 (output_loc_list): Additionally test have_switched_text_sections.
4511 (output_ranges): Likewise.
4512 (dwarf2out_finish): Likewise.
4513 * varasm.c (assemble_start_function): Do not call
4514 insert_section_boundary_note.
4515 (assemble_end_function): If flag_reorder_blocks_and_partition,
4516 switch to the function's section before emitting the .size directive.
4517 * bb-reorder.c (insert_section_boundary_note): Staticify.
4518 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4519 * output.h (insert_section_boundary_note): Delete.
4521 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4524 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4525 instead of pointer equality when comparing types.
4527 2005-10-24 James E. Wilson <wilson@specifix.com>
4529 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4530 add_dependence_list_and_free calls.
4532 2005-10-24 Steven Bosscher <stevenb@suse.de>
4534 * contrib.texi: Add the names of the LLNL folks who donated
4535 Cray pointer support for gfortran.
4537 2005-10-24 Steven Bosscher <stevenb@suse.de>
4539 PR tree-optimization/24225
4540 * profile.c (branch_prob): Look from end to start through a
4541 basic block when looking for a locus.
4543 2005-10-24 Richard Henderson <rth@redhat.com>
4545 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4547 (hppa_expand_prologue): Likewise.
4549 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4551 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4552 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4553 * pa.h (NO_PROFILE_COUNTERS): Define.
4554 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4555 (funcdef_nos): New vector to hold label numbers of deferred profile
4557 (output_deferred_profile_counters): New function.
4558 (hppa_profile_hook): Push label number onto funcdef_nos.
4559 (pa_hpux_file_end): Call output_deferred_profile_counters if
4560 NO_DEFERRED_PROFILE_COUNTERS is false.
4562 * pa-protos.h (get_deferred_plabel): New prototype.
4563 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4565 (output_call): Adjust calls.
4567 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4569 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4570 peculiarity of GOT/TOC section usage.
4572 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4575 * c-common.c (constant_string_class_name): Add documentation.
4577 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4580 * recog.c (peephole2_optimize): Increment peep2_current_count
4581 only when the slot is empty.
4583 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4586 * except.c (output_function_exception_table): Call
4587 assemble_external_libcall if we need a personality function.
4589 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4591 PR rtl-optimization/24460
4592 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4593 set the basic block for barriers.
4595 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4597 * var-tracking.c (vt_initialize): Initialize post.
4599 2005-10-21 Devang Patel <dpatel@apple.com>
4602 * c-common.c (vector_types_convertible_p): Check vector element type.
4604 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4606 * config/sh/sh.c (prepare_move_operands): Handle the address
4607 constant which is a tls symbolic address plus a constant.
4609 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4612 * gcc.c (main): Use the correct counter for erroring out
4613 about mulitple files.
4615 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4618 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4619 use r2 for 64-bit tls .got access.
4621 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4623 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4626 2005-10-20 Steven Bosscher <stevenb@suse.de>
4628 PR tree-optimization/24307
4629 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4631 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4634 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4636 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4637 is ready, stop marking functions, but still mark variables.
4639 2005-10-20 Richard Guenther <rguenther@suse.de>
4642 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4645 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4647 PR rtl-optimization/23585
4648 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4649 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4650 (may_trap_p_1): New predicate extracted from...
4651 (may_trap_p): ... here. Invoke may_trap_p_1.
4652 (may_trap_or_fault_p): New predicate.
4653 * rtl.h (may_trap_or_fault_p): Declare it.
4654 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4655 instead of may_trap_p.
4656 (steal_delay_list_from_fallthrough): Likewise.
4657 (fill_simple_delay_slots): Likewise.
4658 (fill_slots_from_thread): Likewise.
4659 * function.c (pad_to_arg_alignment): Rework comment about
4660 SPARC_STACK_BOUNDARY_HACK.
4661 * config/sparc/sparc.h: Likewise.
4663 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4665 * config/s390/s390.c (s390_expand_insv): New.
4666 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4667 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4668 ("icm_hi"): Remove mode attribute.
4669 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4671 ("*extracthi", "*extractqi"): Remove.
4672 (extv<mode>", "*extzv<mode>"): New.
4673 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4674 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4676 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4678 * cfgexpand.c (discover_nonconstant_array_refs_r,
4679 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4680 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4681 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4682 discover_nonconstant_array_refs.
4684 2005-10-19 Steven Bosscher <stevenb@suse.de>
4687 * c-decl.c (pop_scope): Don't warn about an unused variable
4688 if it is marked with TREE_NO_WARNING.
4689 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4690 somenow mismatch and olddecl is to be replaced.
4692 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4695 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4696 whether registers live on the edge can be saved/restored.
4698 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4700 * config/sh/sh.c (fixup_mova): Skip notes.
4702 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4704 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4705 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4706 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4707 (s390_initial_elimination_offset): Likewise.
4708 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4709 register on TARGET_ZARCH targets.
4710 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4711 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4712 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4713 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4715 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4717 * config/s390/s390.md: Comment describing output modifiers updated.
4718 * config/s390/s390.c (print_operand): Likewise.
4720 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4722 * config/s390/s390.c (override_options): Added check for -mstack-size
4724 * doc/invoke.texi: Mention that limit in the documenation.
4726 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4729 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4731 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4733 Fix PR tree-optimization/24231
4735 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4736 (compute_avail): Ditto.
4738 2005-10-18 Richard Henderson <rth@redhat.com>
4741 * config/i386/i386.c (legitimate_constant_p): Check
4742 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4744 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4745 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4746 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4748 (print_operand_address): Likewise.
4749 * config/i386/predicates.md (x86_64_immediate_operand): Test
4750 SYMBOL_REF_TLS_MODEL properly inside CONST.
4751 (x86_64_zext_immediate_operand): Likewise.
4752 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4753 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4754 * config/i386/i386-protos.h: Remove predicates.md entries.
4756 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4758 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4759 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4761 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4762 Ian Lance Taylor <ian@airs.com>
4765 * fold-const.c (fold_widened_comparison): Do not allow range based
4766 constant folding when right operand cannot be unwidened.
4768 2005-10-17 Richard Henderson <rth@redhat.com>
4770 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4771 with a memory clobber.
4773 2005-10-17 James E Wilson <wilson@specifix.com>
4775 PR rtl-optimization/17356
4776 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4777 checking for EDGE_EH.
4779 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4781 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4782 the slot on an even boundary for any type with 16-byte alignment.
4784 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4787 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4788 after register allocation.
4790 2005-10-17 DJ Delorie <dj@redhat.com>
4792 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4795 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4798 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4801 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4803 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4804 to 2 if it's already non-zero.
4805 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4806 is set and warn about it if flag_schedule_insns is 1.
4808 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4810 * config/crx/crx.md: Compare-and-branch instructions need to
4813 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4816 * config/i386/i386.md (*pushdi2_rex64 splitter)
4817 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4818 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4819 flow2 pass only when (optimize > 0 && flag_peephole2).
4821 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4824 * gcc.c (have_c): New static variable.
4826 (process_command): Remove declation of have_c.
4827 Set have_o to 1 when handling -o.
4828 (main): Add a fatel error if there are multiple
4829 files specified and -o and -c/-S is passed witout
4830 -combine or multiple languages.
4832 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4834 Fix PR tree-optimization/22444
4835 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4836 Assert that we don't hit something with subvars.
4837 (setup_pointers_and_addressables): Don't add things with subvars,
4838 because we'll already process the subvars for aliasing purposes.
4840 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4843 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4844 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4845 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4846 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4847 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4848 swapped, alternatives for the R constraint.
4851 * builtins.c (get_builtin_sync_mode): Make unlimited
4852 mode_for_size request.
4854 2005-10-15 Richard Henderson <rth@redhat.com>
4856 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4857 (gimplify_expr): ... here.
4858 (gimplify_compound_lval): Use it in initial scan loop. Allow
4859 fb_lvalue in base expression.
4861 2005-10-15 Richard Henderson <rth@redhat.com>
4864 * builtins.c (expand_builtin_trap): Export.
4865 * expr.h (expand_builtin_trap): Declare.
4866 * expr.c (expand_assignment): Emit a trap for integral offsets
4867 from registers that weren't reduced to bitpos.
4869 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4870 (mark_array_ref_addressable): Remove.
4871 * tree-flow.h (mark_array_ref_addressable): Remove.
4872 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4874 2005-10-15 James E Wilson <wilson@specifix.com>
4877 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4878 (add_dependence_list_and_free): Likewise.
4879 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4882 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4886 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4887 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4889 (vrp_visit_phi_node): Only prevent infinite iterations when
4890 the previous result and the new result are both VR_RANGEs.
4892 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4894 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4897 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4900 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4903 2005-10-14 Per Bothner <per@bothner.com>
4905 PR preprocessor/21250
4906 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4908 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4911 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4912 overflow flags. Refactor some conditionals.
4914 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4917 * tree-dfa.c (add_referenced_var): Only look at decls which
4918 have TREE_CONSTANT or TREE_READONLY set instead of if
4919 !TREE_PUBLIC or !TREE_CONSTANT.
4921 2005-10-13 James E Wilson <wilson@specifix.com>
4923 * doc/invoke.texi: For -x, add f95-cpp-input.
4924 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4926 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4928 PR tree-optimization/24262
4929 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4930 in loop all the time.
4932 2005-10-12 Richard Henderson <rth@redhat.com>
4935 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4936 * function.c (assign_parm_find_data_types): Don't support it.
4937 * print-tree.c (print_node): Likewise.
4938 * c-common.c (handle_transparent_union_attribute): Likewise.
4939 Use build_duplicate_type.
4940 * tree-inline.c (remap_type_1): Split out of remap_type;
4941 properly remap aggregate fields.
4942 (build_duplicate_type): New.
4943 * doc/extend.texi (Variable Attributes): Remove documentation
4944 for transparent_union.
4946 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4949 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4950 (gen_stack_pointer_dec): Likewise.
4952 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4956 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4958 (struct cxx): Add adjust_class_at_definition target hook.
4959 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4960 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4961 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4962 hook_void_tree. Add to TARGET_CXX.
4963 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4965 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4966 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4967 instead of attribute. Check for dllexport override. Warn if
4968 inconsistent dll linkage. Don't lose old dllimport if decl has
4969 had address referenced. Tweak lookup of dllimport atribute.
4970 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4971 for target specific rules. Don't add dllimport attribute if
4972 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4973 dllimport attribute.
4974 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4975 * varasm.c (initializer_constant_valid_p): Replace
4976 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4980 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4981 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4982 (i[34567]86-*-mingw32*): Likewise.
4984 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4985 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4987 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4988 C++-specific code. Change return value to bool.
4989 (i386_pe_dllimport_p): Likewise.
4990 (associated_type): Simplify and make language-independent
4991 (i386_pe_encode_section_info): Replace override of ambiguous
4992 dllimport symbol refs with a gcc_assert.
4993 (i386_pe_valid_dllimport_attribute_p): Define.
4994 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4995 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4996 i386_pe_adjust_class_at_definition.
4997 * config/i386/winnt-stubs.c: New file. Define stub versions of
4998 lang-specific functions.
4999 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5000 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5001 i386_pe_adjust_class_at_definition.
5002 (i386_pe_valid_dllimport_attribute_p): Declare.
5003 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5004 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5005 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5008 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5009 dllimport attribute with test of DECL_DLLIMPORT_P.
5011 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5013 * combine.c (make_extraction): Correct offset computation.
5015 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5017 * config/cris/t-linux (LIMITS_H_TEST): Define.
5019 2005-10-12 Richard Henderson <rth@redhat.com>
5022 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5024 2005-10-12 Richard Guenther <rguenther@suse.de>
5026 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5028 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5031 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5032 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5035 2005-10-12 Richard Guenther <rguenther@suse.de>
5038 * varasm.c (output_constant): Correct typo from previous
5041 2005-10-11 Ian Lance Taylor <ian@airs.com>
5043 PR rtl-optimization/13931
5044 * combine.c: Revert patch of 2003-05-14, and:
5045 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5046 completely killed in the appropriate insn.
5047 (distribute_notes): Don't skip multiple hard register test for
5048 elim_i1 and elim_i2.
5050 2005-10-11 Richard Henderson <rth@redhat.com>
5053 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5054 to initialize a transparent union instead of a nop_expr.
5056 2005-10-11 Richard Henderson <rth@redhat.com>
5058 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5059 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5060 (tree_ssa_dce_loop): Call scev_reset.
5063 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5064 * tree-ssa-dce.c: Include cfgloop.h.
5065 (tree_ssa_dce_loop, pass_dce_loop): New.
5066 * tree-pass.h (pass_dce_loop): Declare it.
5067 * passes.c (init_optimization_passes): Use it.
5069 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5072 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5073 Only apply the optimization for rounding builtins if the inner
5074 cast is also an extension.
5076 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5079 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5080 mark_new_vars_to_rename instead of update_stmt.
5082 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5084 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5086 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5088 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5089 for setting MMX register to 0 rather than mmx.
5091 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5094 * configure.ac: Move gas check from mips specific case to common case.
5095 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5096 * configure: Regenerate
5097 * doc/install.texi: Update.
5099 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5102 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5104 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5106 * gcc.c (do_spec_1): Accept numeric characters in file name
5109 2005-10-10 Nick Clifton <nickc@redhat.com>
5111 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5112 describing the deleted arm_gen_rotated_half_load function.
5114 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5116 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5119 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5121 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5123 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5124 (EXTRA_MULTILIB_PARTS): Define.
5125 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5126 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5127 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5128 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5129 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5130 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5132 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5134 PR tree-optimization/24226
5135 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5136 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5137 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5140 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5142 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5144 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5147 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5148 Rewrite for no need for the early clobber.
5150 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5152 Merge from csl-arm-branch:
5153 2005-09-07 Paul Brook <paul@codesourcery.com>
5154 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5157 2005-04-30 Paul Brook <paul@codesourcery.com>
5158 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5159 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5161 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5162 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5163 (arm_override_options): Use TARGET_AAPCS_BASED.
5164 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5165 (PTRDIFF_TYPE): Use int for AAPCS.
5166 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5167 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5168 (DEFAULT_SHORT_ENUMS): Delete.
5169 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5171 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5172 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5173 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5174 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5176 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5177 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5179 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5180 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5182 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5183 * config.gcc (arm*-*-linux-gnueabi): Add it.
5184 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5186 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5187 * config/arm/linux-eabi.h: New file.
5188 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5189 (LINUX_TARET_LINK_SPEC): Likewise.
5190 (LINK_SPEC): Use it.
5191 * config/arm/t-linux-eabi: New file.
5193 2005-10-08 Steven Bosscher <stevenb@suse.de>
5196 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5198 (PARAM_SMS_DFA_HISTORY): Likewise.
5200 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5203 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5204 (load_register_parameters): Call it.
5205 (check_sibcall_argument_overlap_1): Likewise.
5206 (store_one_arg): Likewise.
5208 2005-10-07 James E. Wilson <wilson@specifix.com>
5210 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5211 DImode not VECINT24 for operand 2.
5214 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5218 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5219 fr_spill): Use destination_operand for operand 0.
5221 2005-10-07 DJ Delorie <dj@redhat.com>
5223 * varasm.c (output_constant): Limit error to expanding
5226 2005-10-07 Richard Guenther <rguenther@suse.de>
5229 * fold-const.c (fold_binary): Fix operand types during folding
5230 of X op (A, Y). Evaluation order of the side-effects of
5231 X and A are frontend-defined, so ensure we honour that even for
5232 tcc_comparison class operands; eased by removing duplicate code.
5234 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5236 * stor-layout.c (layout_type): Do not allow alignment of array
5237 elements to be greater than their size.
5239 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5241 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5243 (hppa*-*-linux*): Ditto.
5244 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5245 * config/host-hpux.c: New.
5246 * config/x-hpux: New.
5247 * config/pa/x-hpux: Remove.
5248 * config/pa/x-linux: Remove.
5249 * config/pa/pa-host.c: Remove.
5251 2005-10-07 Jeff Law <law@redhat.com>
5253 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5254 determine whether or not to try and thread outgoing edges.
5256 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5258 * config/rs6000/rs6000.md (eqsi_power): New.
5259 (neg_eq0si): Add TARGET_POWER to final condition.
5262 2005-10-06 Richard Henderson <rth@redhat.com>
5264 * config/rs6000/rs6000.c: Revert last change.
5266 2005-10-06 Richard Henderson <rth@redhat.com>
5268 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5269 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5271 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5275 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5276 out return_label and naked_return_label.
5278 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5280 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5283 2005-10-06 Richard Henderson <rth@redhat.com>
5286 * tree-inline.c (declare_return_variable): Handle modify_dest not
5289 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5291 Fix PR tree-optimization/22488
5292 * tree-ssa-structalias.c (check_for_overlaps): New function.
5293 (create_variable_info_for): Use it.
5295 2005-10-06 Richard Henderson <rth@redhat.com>
5298 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5299 (dwarf2out_start_source_file): Print it.
5301 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5303 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5305 2005-10-06 Richard Henderson <rth@redhat.com>
5308 * mode-switching.c (optimize_mode_switching): Clear transp bit
5309 for block with incomming abnormal edges.
5311 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5312 (fpscr_set_from_mem): Use them.
5313 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5314 (fpscr postinc splitters): Rewrite as peephole2+split.
5316 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5318 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5319 (eq<mode>_compare): Same.
5321 2005-10-06 Richard Guenther <rguenther@suse.de>
5323 PR tree-optimization/24238
5324 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5326 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5328 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5329 here. Use AC_PATH_PROG for environment variables instead of
5331 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5333 * configure: Regenerated.
5335 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5338 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5339 then force it into a register.
5340 (call_value): Likewise.
5342 2005-10-06 Richard Henderson <rth@redhat.com>
5345 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5346 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5347 under pass_vectorize.
5349 2005-10-05 Devang Patel <dpatel@apple.com>
5352 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5353 handling constants. Check NAMESPACE_DECL context for constants.
5355 2005-10-05 Eric Christopher <echristo@apple.com>
5357 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5359 2005-10-05 Richard Henderson <rth@redhat.com>
5362 * tree-cfg.c (mark_array_ref_addressable_1): New.
5363 (mark_array_ref_addressable): New.
5364 * tree-flow.h (mark_array_ref_addressable): Declare.
5365 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5367 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5371 * reload.c (subst_reloads): When adding a REG_LABEL to a
5372 jump instruction, also update JUMP_LABEL.
5374 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5376 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5377 * bb-reorder.c (copy_bb_p): Use it.
5378 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5380 2005-10-05 Richard Henderson <rth@redhat.com>
5383 * toplev.c (process_options): Warn about unsupported combinations
5384 of unwind tables and omit-frame-pointer.
5385 * config/i386/i386.c (override_options): Similarly. Enable
5386 accumulate-outgoing-args if not explicitly disabled.
5388 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5390 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5391 Handle big endian vs. small endian.
5392 (vec_initv2sf): Handle big endian vs. small endian.
5393 (*vec_extractv2sf_1): Ditto.
5395 2005-10-05 Dale Johannesen <dalej@apple.com>
5397 * convert.c (convert_to_real): Don't convert
5398 (float)floor(double d) to floorf((float)d).
5400 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5402 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5404 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5406 PR tree-optimization/18587
5407 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5408 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5409 build_vuses): Change to VEC type.
5410 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5411 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5412 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5413 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5414 (get_name_decl): New. Return DECL_UID of base variable.
5415 (operand_build_cmp): New. qsort comparison routine.
5416 (operand_build_sort_virtual): New. Sort virtual build vector.
5417 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5418 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5419 (FINALIZE_BASE): Use get_name_decl.
5420 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5421 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5422 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5423 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5424 direct VEC_* manipulations.
5425 (build_ssa_operands): Call operand_build_sort_virtual.
5426 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5427 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5428 with direct VEC_* manipulations.
5429 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5430 with direct VEC manipulations.
5432 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5434 PR tree-optimization/21419
5435 PR tree-optimization/24146
5436 PR tree-optimization/24151
5438 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5439 (build_asm_expr): Call it if outputs are read-only.
5440 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5442 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5443 Paolo Bonzini <bonzini@gnu.org>
5447 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5448 enable the instructions and not just the built-ins.
5449 * doc/invoke.texi (x86 Options): Likewise.
5451 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5453 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5455 * doc/invoke.texi (Option Summary): Correct spelling
5456 of -mmacosx-version-min.
5458 2005-10-04 Devang Patel <dpatel@apple.com>
5460 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5463 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5465 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5466 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5468 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5470 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5471 ("TE","tg"): New mode attributes.
5472 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5473 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5474 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5475 dword_mode and one for GPRmode.
5477 2005-10-04 Ian Lance Taylor <ian@airs.com>
5479 PR preprocessor/13726
5480 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5481 any comments passed in.
5483 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5485 * tree.c (annotate_with_file_line): Fix typo.
5487 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5490 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5491 type used to access data in the inlined length == 1 case, use
5492 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5493 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5495 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5497 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5498 TARGET_SSE3 and only for TARGET_80387.
5499 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5500 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5501 Do not depend on TARGET_80387.
5503 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5505 * tree.c (last_annotated_node): Change type to location_t*.
5506 (annotate_with_file_line): Reflect the change of
5507 last_annotated_node type.
5509 2005-10-04 Richard Guenther <rguenther@suse.de>
5512 * c-decl.c (grokdeclarator): Don't write to fields
5515 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5518 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5520 * varasm.c (make_decl_rtl): If a register variable does not
5521 have a set user assmbler name, error out.
5522 Decode the asmspec is now name+1 bypassing '*'.
5524 2005-10-04 Steven Bosscher <stevenb@suse.de>
5526 PR tree-optimization/23049
5527 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5528 of a COND_EXPR is folded before calling fold on the whole rhs of a
5529 conditional assignment.
5530 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5531 document that a COND_EXPR may appear there.
5533 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5536 * tree-vrp.c (extract_range_from_assert): If the new numeric
5537 range created out of the assertion contradicts the existing
5538 numeric range of the ASSERT_EXPR variable, make the new range
5541 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5543 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5544 from T_REGS to FP register class.
5546 2005-10-03 Richard Henderson <rth@redhat.com>
5549 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5550 before creating a new one.
5552 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5554 * config/rs6000/t-aix43 (LDFLAGS): New.
5555 * config/rs6000/t-aix52 (LDFLAGS): New.
5557 2005-10-03 Ian Lance Taylor <ian@airs.com>
5559 * gimplify.c (find_single_pointer_decl_1): New static function.
5560 (find_single_pointer_decl): New static function.
5561 (internal_get_tmp_var): For a formal variable, set restrict base
5562 information if appropriate.
5563 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5565 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5566 (DECL_GET_RESTRICT_BASE): Define.
5567 (SET_DECL_RESTRICT_BASE): Define.
5568 (decl_restrict_base_lookup): Declare.
5569 (decl_restrict_base_insert): Declare.
5570 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5571 * tree.c (restrict_base_for_decl): New static variable.
5572 (init_ttree): Initialize restrict_base_for_decl.
5573 (copy_node_stat): Copy restrict base information.
5574 (decl_restrict_base_lookup): New function.
5575 (decl_restrict_base_insert): New function.
5576 (print_restrict_base_statistics): New static function.
5577 (dump_tree_statistics): Call print_restrict_base_statistics.
5579 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5582 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5583 case of anti-ranges.
5585 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5588 * c-typeck.c (tagged_tu_seen): Rename to ...
5589 (tagged_tu_seen_cache): this and add val field.
5590 (comptypes): Move functional to comptypes_internal
5591 and free tagged_tu_seen.
5592 (comptypes_internal): New function and call comptypes_internal
5593 instead of comptypes. Speed up by sibcalling
5594 tagged_types_tu_compatible_p.
5595 (alloc_tagged_tu_seen): New function
5596 (free_all_tagged_tu_seen_up_to): New function.
5597 (tagged_types_tu_compatible_p): Return the val of the seen two
5599 Add that the two types are the same to tagged_tu_seen_base
5600 if they are and call comptypes_internal instead of comptypes.
5601 <case UNION_TYPE>: Speed up common type where the fields are
5603 (function_types_compatible_p): Call comptypes_internal instead of
5605 (type_lists_compatible_p): Likewise.
5606 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5608 2005-10-02 Matthias Klose <doko@debian.org>
5610 * doc/invoke.texi: Fix typo and speling error.
5612 2005-10-01 Richard Henderson <rth@redhat.com>
5614 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5616 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5618 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5619 using --start-group and --end-group.
5621 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5623 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5624 FIXME note regarding quirky semantics.
5626 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5629 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5630 non-null range as a last resort.
5632 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5633 Diego Novillo <dnovillo@redhat.com>
5636 * tree-vrp.c (extract_range_from_assert): For !=
5637 assertions, only build an anti-range if LIMIT is a
5638 single-valued range.
5640 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5642 * arm.md (movqi): On thumb when optimizing, handle loading from
5643 memory by describing this as taking a subreg of a zero-extended load
5644 into an SImode register.
5647 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5649 * reload1.c (merge_assigned_reloads): Do not change any
5650 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5652 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5654 * Makefile.in (LIPO_FOR_TARGET): Define.
5655 (STRIP_FOR_TARGET): Define.
5657 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5658 before creating new ones. Do symlinks before creating the actual
5661 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5662 to work out which multilibs are actually being built.
5664 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5666 * tree-vect-transform.c, config/ms1/ms1.md,
5667 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5668 Follow spelling conventions.
5669 * doc/invoke.texi, doc/md.texi: Fix typos.
5671 2005-09-30 Andrew Macleod <amacleod@redat.com>
5673 PR tree-optimization/21430
5674 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5675 use operands, and set stmt pointer if need be.
5676 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5677 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5680 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5683 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5685 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5687 * optabs.c (expand_binop): Initialize first_pass_p.
5689 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5692 * c-decl.c (c_write_global_declarations_1): If any
5693 wrapup_global_declaration_2 call returned true, restart the loop.
5695 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5697 Fix PR tree-optimization/24117
5698 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5699 before considering whether to use anyoffset.
5701 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5705 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5707 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5709 (swap_commutative_operands_with_target): New.
5711 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5714 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5717 2005-09-29 Steven Bosscher <stevenb@suse.de>
5719 PR tree-optimization/23911
5720 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5721 and IMAGPART_EXPR too.
5723 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5726 * expmed.c (expand_shift): Move logic to reverse rotation
5727 direction when rotating by constants ...
5728 * optabs.c (expand_binop): ... here.
5729 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5730 (ix86_rotrdi3): New pattern.
5731 (rotldi3): Handle 32-bit mode.
5732 (ix86_rotldi3): New pattern.
5734 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5737 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5738 check for numbers that need no bit twiddle.
5740 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5742 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5743 multilib to be built.
5745 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5746 (stage1-start): Delete old libgcc and libunwind before moving
5747 anything into the stage directory.
5748 (stage2-start): Likewise.
5749 (stage3-start): Likewise.
5750 (stage4-start): Likewise.
5751 (stageprofile-start): Likewise.
5752 (stagefeedback-start): Likewise.
5753 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5754 header in tm_file and CPU-specific t-darwin in tmake_file.
5755 (i[34567]86-*-darwin*): Don't change tm_file.
5756 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5757 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5758 shared library stub for target OS version.
5759 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5760 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5761 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5762 (libgcc_s.%.dylib): New.
5764 (install-darwin-libgcc-stubs): New.
5765 (INSTALL_LIBGCC): New append.
5766 * config/i386/darwin-libgcc.10.4.ver: New.
5767 * config/i386/darwin-libgcc.10.5.ver: New.
5768 * config/i386/t-darwin: New.
5769 * config/rs6000/darwin-libgcc.10.4.ver: New.
5770 * config/rs6000/darwin-libgcc.10.5.ver: New.
5771 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5772 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5774 2005-09-28 Paul Brook <paul@codesourcery.com>
5776 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5779 2005-09-28 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/23853
5782 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5783 host_integerp to verify misalignment value.
5785 2005-09-28 Richard Henderson <rth@redhat.com>
5787 * builtins.c (get_builtin_sync_mode): New.
5788 (expand_builtin_sync_operation): Pass in mode argument.
5789 (expand_builtin_compare_and_swap): Likewise.
5790 (expand_builtin_lock_test_and_set): Likewise.
5791 (expand_builtin_lock_release): Likewise.
5792 (expand_builtin): Update to match.
5794 2005-09-28 Nick Clifton <nickc@redhat.com>
5796 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5797 formatting. Add check to PLUS case to ensure that the offset is
5798 within an acceptable range.
5800 * config/v850/v850.md (casesi): Disable the generation of the
5801 switch pattern as it is not being handled properly at the moment.
5803 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5804 for when the high words are identical.
5806 2005-09-27 Richard Henderson <rth@redhat.com>
5808 * pretty-print.c (pp_base_format): Fix typo for %>.
5810 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5811 Devang Patel <dpatel@apple.com>
5813 PR tree-optimization/23625
5814 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5815 LABEL_EXPR, assertion check.
5817 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5819 * optabs.c (no_conflict_move_test): Check if a result of a
5820 to-be-moved insn would be clobbered by an originally
5823 2005-09-27 Jeff Law <law@redhat.com>
5825 * passes.c (init_optimization_passes): Replace copy propagation
5826 passes immediately after DOM with phi-only copy propagation
5827 pases. Add phi-only copy propagation pass after first DOM pass.
5828 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5829 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5830 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5831 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5832 to init_copy_prop. Callers updated.
5833 (do_phi_only_copy_prop): New function.
5834 (pass_phi_only_copy_prop): New pass descriptor.
5836 2005-09-27 Nick Clifton <nickc@redhat.com>
5838 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5840 2005-09-26 Jason Merrill <jason@redhat.com>
5843 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5845 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5847 2005-09-26 James E Wilson <wilson@specifix.com>
5849 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5850 copyright. Add gcc copyright plus libgcc exception.
5851 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5853 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5855 2005-09-26 Jeff Law <law@redhat.com>
5857 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5858 about when to iterate.
5860 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5863 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5864 for __complex__ double in -mcpu=G5 mode.
5866 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5868 PR tree-optimization/23942
5869 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5870 * tree-scalar-evolution.c: Include params.h.
5872 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5873 follow_ssa_edge_in_condition_phi_branch,
5874 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5875 Change return type to t_bool. Use a parameter to limit the size of
5876 trees that are walked before stopping
5877 (analyze_evolution_in_loop): Initialize the limit to 0.
5878 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5879 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5881 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5884 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5885 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5887 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5889 * combine.c (make_extraction): Check for valid use of subreg.
5891 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5894 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5895 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5896 ("fist<mode>2_with_temp"): Use only register operands.
5898 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5900 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5901 CALL_INSN_FUNCTION_USAGE.
5903 2005-09-26 Richard Guenther <rguenther@suse.de>
5906 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5907 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5908 (ldst_entry): Use the hashtable instead of list-walking.
5909 (find_rtx_in_ldst): Likewise.
5910 (free_ldst_entry): Free the hashtable.
5911 (compute_ld_motion_mems): Create the hashtable.
5912 (trim_ld_motion_mems): Remove entry from hashtable if
5913 removing it from list.
5914 (compute_store_table): Likewise^2.
5915 (store_motion): Free hashtable in case we did not see
5918 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5920 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5921 and arg1 if we are passing them to fold_build2.
5923 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5926 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5929 2005-09-25 Richard Henderson <rth@redhat.com>
5931 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5932 SYMBOL_REF_TLS_MODEL to be correct.
5934 2005-09-24 Richard Henderson <rth@redhat.com>
5936 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5937 end of function. Reindent.
5939 2005-09-24 Ian Lance Taylor <ian@airs.com>
5941 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5942 NEGATE_EXPR/BIT_NOT_EXPR case.
5944 2005-09-24 Richard Henderson <rth@redhat.com>
5946 * c-common.c (handle_mode_attribute): When not modifying in place,
5947 create subtypes for enumerations.
5948 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5949 * gimplify.c (create_tmp_from_val): Likewise.
5951 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5953 * config/i386/i386.md (*tls_global_dynamic_64,
5954 *tls_local_dynamic_base_64): Add missing mode to call.
5955 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5957 2005-09-24 Jan Hubicka <jh@suse.cz>
5959 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5960 (cgraph_clone_node): Likewise.
5961 * cgraph.h (cgraph_clone_edge): Update prototype.
5962 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5963 duplicated prototypes; add updating argument.
5964 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5965 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5967 (cgraph_mark_inline_edge): Likewise.
5968 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5969 (cgraph_flatten_node): Likewise.
5970 (cgraph_decide_recursive_inlining): Likewise.
5971 (cgraph_decide_inlining_of_small_function): Likewise.
5972 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5974 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5975 Pete Steinmetz <steinmtz@us.ibm.com>
5977 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5978 (rldic.): Set type to "compare".
5980 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5981 mfjmpr for MFCTR/MFLR.
5982 (movdf_hardfloat64): Same.
5983 (movdf_softfloat64): Same. Correct order of store and move types.
5984 (movti_string): Set type to store_ux/load_ux.
5985 (load_multiple): Set type to load_ux.
5986 (store_multiple): Set type to store_ux.
5987 (movmemsi): Set type to store_ux.
5988 (output_cbranch direct_return): Set type to jmpreg.
5989 (stmw): Set type to store_ux.
5990 (lmw): Set type to load_ux.
5991 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5992 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5993 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5994 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5995 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5996 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5997 (rios1-fpstore): Increase latency to 3.
5998 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5999 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6001 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6002 Andrew Pinski <pinskia@physics.uc.edu>
6004 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6005 operand2 constraint to "b".
6006 (sync_<fetchop_name>di_internal): Same.
6007 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6009 (sync_old_<fetchop_name>di_internal): Same.
6010 (sync_new_<fetchop_name>si_internal): Same.
6011 (sync_new_<fetchop_name>di_internal): Same.
6013 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6016 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6017 case, define as macros.
6019 PR rtl-optimization/23837
6020 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6021 clobber / clobber match between dest and p->first.
6023 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6024 (no_conflict_move_test): Update comments.
6026 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6028 * doc/install.texi: Update URL for Jacks.
6029 * doc/sourcebuild.texi: Likewise.
6031 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6034 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6035 registers when choosing register preferences.
6036 (movdf_hardfloat64): Same.
6038 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6040 * expmed.c (expand_shift): Don't use the target of the rotate as
6041 target for the first expanded shift insn.
6042 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6044 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6046 PR tree-optimization/22438
6047 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6048 preserved iv rhs rewriting specially.
6050 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6052 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6053 estimate_only is true.
6054 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6055 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6056 tree-ssa-structalias.c
6057 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6058 ref_contains_indirect_ref.
6059 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6061 2005-09-21 DJ Delorie <dj@redhat.com>
6063 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6065 (mn10300_return_in_memory): Support variable size types also.
6066 (mn10300_pass_by_reference): Likewise.
6067 (mn10300_function_value): New.
6068 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6069 (FUNCTION_OUTGOING_VALUE): Likewise.
6070 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6071 * doc/invoke.texi: Document it.
6073 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6076 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6077 force integer op1 into register for XFmode compares.
6079 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6082 * expmed.c (alg_code): Add alg_impossible.
6083 (alg_hash_entry): Add cost.
6084 (synth_mult): Record alg_impossible in the hash table if
6085 multiplication by a given integer is impossble within the
6086 limit. Speed up using alg_impossible.
6088 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6090 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6091 argument. Allow and set any offset if needs_anyoffset is passed
6093 (get_constraint_for): Add argument here too.
6095 (do_structure_copy): Pass NULL to get_constraint_for.
6096 (handle_ptr_arith): Ditto.
6097 (find_func_aliases): Ditto.
6099 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6101 PR rtl-optimization/23898
6102 * output.h (get_attr_min_length): Declare.
6103 * final.c (get_attr_length_1): New function, broken out of:
6105 (get_attr_min_length): New function.
6106 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6107 (duplicate_computed_gotos): Likewise.
6108 * genattr.c (insn_min_length): Generate declaration.
6109 * genattrtab.c (min_fn, min_attr_value): New functions.
6110 (make_length_attrs): Generate insn_min_length.
6112 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6114 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6116 2005-09-20 Richard Henderson <rth@redhat.com>
6118 PR tree-optimization/24059
6119 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6122 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6124 * c.opt (fextended-identifiers): New.
6125 * c-opts.c (c_common_handle_option): Handle
6126 -fextended-identifiers.
6127 * doc/cpp.texi: Update documentation of extended identifiers.
6128 * doc/cppopts.texi (-fextended-identifiers): Document.
6130 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6132 PR tree-optimization/23929
6133 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6136 PR tree-optimization/23818
6137 * tree-stdarg.c (execute_optimize_stdarg): Call
6138 calculate_dominance_info.
6140 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6142 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6143 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6144 (compute_overlap_steps_for_affine_1_2): Use
6145 get_number_of_iters_for_loop.
6146 (analyze_subscript_affine_affine): Check whether difference is
6148 Use get_number_of_iters_for_loop.
6149 Check whether overlap occurs outside of bounds.
6150 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6152 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6154 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6155 base register if possible.
6157 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6159 PR tree-optimization/18463
6160 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6161 converting it directly is not possible.
6162 (chrec_convert_aggressive): New function.
6163 * tree-chrec.h (chrec_convert_aggressive): Declare.
6164 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6165 Fold chrec conversions aggressively if asked to.
6166 (instantiate_parameters): Modified because of changes in
6167 instantiate_parameters_1.
6169 2005-09-19 Richard Henderson <rth@redhat.com>
6171 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6172 (reduc_splus_v2df): New.
6174 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6176 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6177 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6179 2005-09-19 Richard Henderson <rth@redhat.com>
6181 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6184 2005-09-19 Richard Henderson <rth@redhat.com>
6186 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6187 (ia64_expand_dot_prod_v8qi): New.
6188 * config/ia64/ia64-protos.h: Update.
6189 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6190 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6191 sdot_prodv8qi, sdot_prodv4hi): New.
6192 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6194 2005-09-19 Richard Henderson <rth@redhat.com>
6197 * real.c (exact_real_truncate): Return false if the format cannot
6198 represent the number as a normal.
6200 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6201 for a memory source.
6203 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6205 * tree-ssa-operands.c (swap_tree_operands): Export.
6206 * tree.h (swap_tree_operands): Declare.
6207 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6208 Call swap_tree_operands.
6210 2005-09-19 Richard Henderson <rth@redhat.com>
6212 * tree-flow.h (merge_alias_info): Declare.
6213 * tree-ssa-copy.c (merge_alias_info): Export.
6214 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6215 (vect_create_data_ref_ptr): Use create_iv directly.
6216 (vectorizable_load): Use correct types for integer constants.
6217 (vect_generate_tmps_on_preheader): Likewise.
6218 (vect_gen_niters_for_prolog_loop): Likewise.
6220 2005-09-19 Steven Bosscher <stevenb@suse.de>
6222 PR rtl-optimization/23943
6223 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6225 2005-09-18 Jan Hubicka <jh@suse.cz>
6227 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6229 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6231 * varasm.c (output_constant): Do not abort on conversions to union
6232 types between different sizes.
6234 2005-09-18 Richard Guenther <rguenther@suse.de>
6237 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6240 2005-09-18 Paul Brook <paul@codesourcery.com>
6242 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6244 2005-09-17 Richard Henderson <rth@redhat.com>
6246 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6247 * tree-ssa-loop.c (pass_vect_dce): Remove.
6248 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6251 2005-09-17 Richard Henderson <rth@redhat.com>
6253 * tree-pass.h (pass_vect_dce): Declare.
6254 * passes.c (init_optimization_passes): Add it.
6255 * tree-flow.h (tree_ssa_dce): Declare.
6256 * tree-ssa-dce.c (tree_ssa_dce): Export.
6257 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6258 (gate_tree_vectorize): ... here.
6259 (pass_vect_dce): New.
6261 2005-09-17 Jan Hubicka <jh@suse.cz>
6263 * except.c (struct eh_status): Turn region_array into vec.
6264 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6265 convert_from_eh_region_ranges, find_exception_handler_labels,
6266 current_function_has_exception_handlers, assign_filter_values,
6267 build_post_landing_pads, dw2_build_landing_pads,
6268 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6269 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6270 foreach_reachable_handler, can_throw_internal_1,
6271 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6273 (duplicate_eh_region_1): Update region_array.
6274 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6276 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6279 * expmed.c (expand_mult): Substitute simple register for op0 when
6282 2005-09-17 Richard Henderson <rth@redhat.com>
6284 * expr.c (emit_move_via_integer): Add force argument, pass it on
6285 to emit_move_change_mode. Update callers.
6286 (emit_move_complex): Pass true to new force argument.
6287 * function.c (expand_function_end): Move expand_eh_return call
6288 earlier. Merge sub-word complex values into a pseudo before
6289 copying to the return hard register.
6291 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6293 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6294 between different sizes.
6296 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6300 * passes.c (init_optimization_passes): Register dump files for
6303 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6305 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6306 * config/s390/s390.c (s390_overlap_p): New function.
6307 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6308 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6311 2005-09-16 Richard Guenther <rguenther@suse.de>
6313 * ipa-pure-const.c (static_execute): Free auxiliar information.
6314 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6315 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6317 2005-09-15 DJ Delorie <dj@redhat.com>
6319 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6321 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6323 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6325 (swap_commutative_operands_with_target): New.
6327 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6329 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6332 (estimate_iters_using_array): New function.
6333 * tree-data-ref.h (estimate_iters_using_array): Prototype
6334 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6335 Use estimate_iters_using_array instead of analyze_array.
6337 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6339 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6342 2005-09-15 Michael Matz <matz@suse.de>
6344 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6346 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6348 PR tree-optimization/23835
6349 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6350 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6352 2005-09-14 Richard Henderson <rth@redhat.com>
6354 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6355 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6357 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6359 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6360 in the ARRAY_TYPE case.
6362 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6364 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6366 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6369 * tree-vect-transform.c (vectorizable_operation): Return false for
6370 scalar shift operations and for vector shift operations with
6371 non-invariant shift arguments. Use scalar tree operand op1 as
6372 a shift operand when vector shift insn pattern uses scalar shift
6374 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6376 2005-09-14 Olivier Hainque <hainque@adacore.com>
6378 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6379 value if it has side-effects.
6381 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6384 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6386 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6388 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6389 passed as NAME as if it were label at start of function code.
6391 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6393 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6396 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6398 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6399 as early clobber. Rewrite so the PIC register is not implicitly used.
6401 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6403 * tree.c (annotate_with_file_line): Compare line numbers before
6406 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6409 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6410 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6412 2005-09-13 Ian Lance Taylor <ian@airs.com>
6414 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6415 than a HOST_WIDEST_INT to gen_doloop_begin.
6417 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6419 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6421 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6423 PR tree-optimize/23817
6424 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6426 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6429 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6430 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6431 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6432 (restore_stack_nonlocal): Likewise.
6433 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6435 2005-09-12 Ian Lance Taylor <ian@airs.com>
6438 * c.opt (ffriend-injection): New C++ option.
6439 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6440 (C++ Dialect Options): Document -ffriend-injection.
6442 2005-09-12 Josh Conner <jconner@apple.com>
6445 * ipa-reference.c (static_execute): Don't mark variables in
6446 named sections TREE_READONLY.
6448 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6450 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6453 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6455 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6456 V_MUST_DEF instead of just the first_use_p.
6457 Don't mark the virtual variables for renaming on the statement which
6459 (pass_dse): Remove TODO_update_ssa.
6461 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6464 * stor-layout.c (compute_record_mode): For records with a single
6465 field, actually check the field's mode size against the type size.
6467 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6468 registers for TARGET_SHMEDIA.
6469 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6470 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6471 of GENERAL_REGS and FP_REGS.
6473 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6475 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6477 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6479 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6480 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6481 are omitted. Exclude stack_tie insn too.
6483 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6485 PR rtl-optimization/23098
6486 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6488 * config/rs6000/rs6000.md (movdf splitter): Use
6489 const_double_operand predicate for TARGET_POWERPC64.
6490 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6491 SYMBOL_REF method to ABI_V4.
6493 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6494 replace_equiv_address.
6495 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6496 rs6000_sr_alias_set and MEM_NOTRAP.
6497 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6499 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6501 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6502 handle CALL_EXPR again.
6504 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6506 * arm/predicates.md (alignable_memory_operand): Delete.
6508 2005-09-10 Richard Henderson <rth@redhat.com>
6511 * dbxout.c (dbxout_expand_expr): New.
6512 (dbxout_symbol): Use it.
6514 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6516 * arm.c (arm_gen_rotated_half_load): Delete.
6517 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6518 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6519 (thumb_set_return_address): Likewise.
6520 (thumb_load_double_from_address): Use adjust_address.
6521 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6522 (extendhsisi2_mem, movhi_bytes): Use change_address.
6523 (movhi): Use widen_memory_access.
6524 (reload_out_df): Use replace_equiv_address.
6525 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6527 2005-09-09 Richard Henderson <rth@redhat.com>
6530 * dbxout.c: Include expr.h.
6531 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6532 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6533 * Makefile.in (dbxout.o): Add EXPR_H.
6535 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6537 PR tree-optimization/23509
6538 * tree-cfg.c (replace_uses_by): Use replace_exp.
6539 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6540 pointers have name_mem_tag or type_mem_tag set.
6542 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6544 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6545 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6546 of wrongly accessing operands.
6548 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6550 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6551 * tree-chrec.c: Include tree-scalar-evolution.h.
6552 (chrec_convert): Instantiate the base and step before calling
6553 scev_probably_wraps_p that would fail on parametric evolutions.
6554 Collect all the fails into a single section failed_to_convert,
6555 print a diagnostic, and return chrec_dont_know instead of calling
6557 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6558 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6560 (scev_const_prop): Don't replace the definition of a loop closed ssa
6561 phi node by itself, or by another loop closed ssa phi node.
6562 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6563 that base and step are defined.
6565 2005-09-09 Richard Guenther <rguenther@suse.de>
6568 * fold-const.c (fold_ternary): Check truth_value_p before
6569 calling invert_truthvalue.
6571 2005-09-09 Nick Clifton <nickc@redhat.com>
6573 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6574 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6575 dimension of these arrays.
6576 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6578 * longlong.h: Only provide a prototype for the __clz_tab[] array
6579 if this header has not been included from libgcc2.h.
6580 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6582 Provide prototypes for exported functions.
6583 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6586 2005-09-08 Josh Conner <jconner@apple.com>
6590 * expr.c (expand_expr_addr_expr_1): Don't invoke
6591 expand_simple_binop for EXPAND_INITIALIZER.
6593 2005-09-08 Richard Henderson <rth@redhat.com>
6596 * toplev.c (wrapup_global_declaration_1): Split out ...
6597 (wrapup_global_declaration_2): ... from ...
6598 (wrapup_global_declarations): ... here. Return bool.
6599 (check_global_declaration_1): Split out ...
6600 (check_global_declarations): from here.
6601 (emit_debug_global_declarations): New.
6602 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6603 check_global_declaration_1, emit_debug_global_declarations): Declare.
6604 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6605 of decls. Call wrapup_global_declaration_1,
6606 wrapup_global_declaration_2, check_global_declaration_1 directly.
6607 (c_write_global_declarations_2): New.
6609 (c_write_global_declarations): Call c_write_global_declarations_2.
6610 * langhooks.c (write_global_declarations): Call
6611 emit_debug_global_declarations.
6613 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6614 remove decls that have DECL_RTL_SET_P.
6615 * passes.c (rest_of_decl_compilation): Invoke
6616 cgraph_varpool_finalize_decl for all but functions.
6618 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6620 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6621 the result of a conversion if the new min and max cannot be compared.
6623 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6625 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6626 (override_options): Setting s390_sr_alias_set removed.
6627 (save_fpr, save_gprs): Set alias set to vararg or frame.
6628 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6629 s390_sr_alias_set with get_frame_alias_set ().
6630 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6631 get_varargs_alias_set ().
6633 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6637 * c-parser.c (c_parser_objc_method_definition): If the next
6638 token is not "{", error out and don't start the function.
6640 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6642 * tree-vrp.c (extract_range_from_expr): Move the check for non
6643 nullness after the check for gimple invariant.
6645 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6647 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6649 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6652 * config/m32r.md (movmemsi_internal): Canonicalize order of
6653 operands in PLUS component of template.
6655 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6657 * reload1.c (fixup_eh_region_note): Remove assertion.
6658 (fixup_abnormal_edges): Reverted removal of call to
6659 find_many_sub_basic_blocks made on 2005-08-31.
6661 2005-09-07 Richard Henderson <rth@redhat.com>
6663 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6664 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6665 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6666 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6667 rearrange for better packing.
6668 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6669 (lookup_cfa_1): Remove inline marker.
6670 (cfa_equal_p): Split out of ...
6671 (def_cfa_1): ... here. Use INVALID_REGNUM.
6672 (build_cfa_loc): Handle !cfa->indirect.
6673 (frame_pointer_cfa_offset): New.
6674 (dbx_reg_number): Assert register elimination performed; do
6675 leaf register remapping.
6676 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6677 (eliminate_reg_to_offset): New.
6678 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6679 for verifiably local stack frame addresses; re-base to CFA.
6680 (mem_loc_descriptor): Remove can_use_fbreg argument.
6681 (concat_loc_descriptor, loc_descriptor): Likewise.
6682 (containing_function_has_frame_base): Remove.
6683 (rtl_for_decl_location): Don't do register elimination or
6684 leaf register remapping here.
6685 (secname_for_decl): Split out from ..
6686 (add_location_or_const_value_attribute): ... here.
6687 (convert_cfa_to_loc_list): New.
6688 (compute_frame_pointer_to_cfa_displacement): New.
6689 (gen_subprogram_die): Use them.
6690 * tree.h (frame_base_decl): Remove.
6691 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6692 (prologue_stack_adjust): Remove.
6693 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6694 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6695 (set_frame_base_location): Remove.
6696 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6697 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6698 (vt_add_function_parameters): Don't eliminate_regs.
6699 (vt_initialize): Don't create frame_base_decl.
6701 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6703 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6704 version of GNU binutils for 4.x and later.
6706 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6708 * ggc-page.c (ggc_push_context): Remove.
6709 (ggc_pop_context): Likewise.
6710 * ggc.h (ggc_push_context): Remove.
6711 (ggc_pop_context): Likewise.
6713 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6716 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6717 returning from an interrupt handler.
6719 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6722 * config/arc/arc.c (output_shift): Add check for loop count when
6725 2005-09-06 Steven Bosscher <stevenb@suse.de>
6727 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6729 (abs_replacement): Likewise.
6730 (pass_phiopt): Remove TODO_update_ssa.
6732 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6735 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6736 if "return with no value, in function returning non-void" warning
6738 * tree-cfg.c (execute_warn_function_return): Don't look at
6739 RETURN_EXPRs with TREE_NO_WARNING set.
6742 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6743 for internal functions doesn't use registers used by global registers
6744 variables. Use fewer register parameters if there are global register
6747 2005-09-06 Olivier Hainque <hainque@adacore.com>
6748 Eric Botcazou <ebotcazou@adacore.com>
6751 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6752 when we would be extracting outside its bit span (bitpos+bitsize
6753 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6754 Ada unchecked conversions.
6756 2005-09-06 Steven Bosscher <stevenb@suse.de>
6758 * tree-ssa-pre.c (try_look_through_load): New function.
6759 (compute_avail): Use it to try to look through loads for some
6760 more useful expressions.
6762 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6764 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6765 condition for detecting cases like (a&a) and (a^a).
6767 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6769 * common.opt: Add option ftree-vect-loop-version.
6770 * params.def: Add --param vect-max-version-checks.
6771 * doc/invoke.texi: Document ftree-vect-loop-version and
6772 --param vect-max-version-checks.
6773 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6774 may_misalign_stmts and defines for accessors.
6775 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6776 LOOP_VINFO_MAY_MISALIGN_STMTS.
6777 (destroy_loop_vec_info): VEC_free for
6778 LOOP_VINFO_MAY_MISALIGN_STMTS.
6779 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6780 Update documentation.
6781 (vect_update_misalignment_for_peel): New.
6782 (vect_enhance_data_refs_alignment): Update to choose loop
6783 peeling or loop versioning if appropriate for the (potentially)
6784 unaligned data references in the loop.
6785 (vect_analyze_data_refs_alignment): Remove call to
6786 vect_enhance_data_refs_alignment so the checks can be done
6788 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6789 and move up call to vect_analyze_data_refs_alignment.
6790 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6791 (vect_transform_loop): Add call to loop_version.
6793 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6795 PR rtl-optimization/23098
6796 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6797 * simplify-rtx.c (constant_pool_reference_p): New function.
6798 * rtl.h (constant_pool_reference_p): New prototype.
6799 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6800 constant_pool_reference_p in condition and
6801 avoid_constant_pool_reference in preparation statements.
6803 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6805 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6806 STRICT_LOW_PART SETs.
6808 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6811 * except.c (sjlj_emit_function_enter): Find the function begin
6812 note even when it's not in first basic block.
6814 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6816 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6817 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6818 * aclocal.m4: Regenerate.
6820 2005-09-05 DJ Delorie <dj@redhat.com>
6822 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6825 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6827 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6828 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6829 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6830 Follow spelling conventions.
6831 * doc/invoke.texi: Follow spelling conventions.
6833 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6835 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6836 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6837 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6839 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6842 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6843 (output_stack_adjust): Use gen_tmp_stack_mem.
6844 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6845 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6846 (sh_get_pr_initial_val): Likewise.
6847 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6848 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6849 * sh.md (divsi_inv_m0): Use gen_const_mem.
6850 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6851 (movdf_i4+1): Use gen_tmp_stack_mem.
6852 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6853 (fpu_switch+2): Likewise.
6854 (movv4sf_i, movv16sf_i): Use adjust_address.
6855 (symGOT_load): Set MEM_NOTRAP_P bit.
6857 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6860 * pa.c (emit_move_sequence): Fix typo in last change.
6862 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6864 PR rtl-optimization/23454
6865 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6868 2005-09-03 Richard Henderson <rth@redhat.com>
6869 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6872 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6875 2005-09-02 Nicolas Pitre <nico@cam.org>
6877 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6878 to bit_count to 32 bits.
6880 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6883 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6884 generating synthetic loads from volatile lvalues.
6886 005-09-02 Nick Clifton <nickc@redhat.com>
6888 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6889 __ctzhi2, __clzhi2): New functions.
6891 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6894 * tree-nested.c (struct var_map_elt): Mark with GTY.
6895 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6897 (lookup_field_for_decl): Allocate new element in GC memory.
6898 (lookup_tramp_for_decl): Likewise.
6899 (convert_nl_goto_reference): Likewise
6900 (create_nesting_tree): Allocate info in GC memory. Likewise for
6902 (free_nesting_tree): Free with ggc_free instead of free.
6903 (root): New static variable.
6904 (lower_nested_functions): Remove root as local variable. And zero out
6905 root at the end of the function.
6907 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6909 PR rtl-optimization/20365
6910 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6911 to short. New member ix.
6912 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6913 (simplify_plus_minus): Initialize ix members before calling qsort.
6915 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6917 PR tree-optimization/23626
6918 * tree-cfg.c (replace_uses_by): Clean up eh info.
6920 2005-09-01 DJ Delorie <dj@redhat.com>
6922 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6925 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6927 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6928 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6931 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6933 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6934 do not issue warning for a variable definition following
6937 2005-09-01 Richard Henderson <rth@redhat.com>
6940 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6941 conversion to CONST_VECTOR.
6943 2005-09-01 Richard Henderson <rth@redhat.com>
6946 * reload1.c (reload_as_needed): Check !CALL_P before calling
6947 fixup_eh_region_note.
6948 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6950 2005-09-01 DJ Delorie <dj@redhat.com>
6952 * varasm.c (output_constant): Let the target resolve
6953 conversions of addresses to non-default pointer sizes.
6955 2005-09-01 Nicolas Pitre <nico@cam.org>
6957 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6958 to alow matching ARM pre-indexed addressing mode.
6959 (arm_override_options): Remove now irrelevant comment.
6961 2005-09-01 Phil Edwards <phil@codesourcery.com>
6963 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6964 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6965 * config/i386/vxworks.h: Likewise.
6966 * config/i386/t-vxworksae: New file, for VxWorks AE.
6967 * config/i386/vxworksae.h: Likewise.
6969 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6971 PR tree-optimization/23410
6972 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6973 sequence is not wrapping during the first step.
6975 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6978 * dwarf2out.c (base_type_die): Compare char_type_node with
6979 TYPE_MAIN_VARIANT (type), not type.
6981 2005-09-01 Richard Guenther <rguenther@suse.de>
6983 PR tree-optimization/15366
6984 * common.opt: Add -finline-functions-called-once.
6985 Put -fearly-inlining in alphabetically ordered place.
6986 * doc/invoke.texi: Document new option.
6987 * ipa-inline.c (cgraph_decide_inlining): Honour
6988 flag_inline_functions_called_once.
6990 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6992 PR rtl-optimization/23478
6993 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6994 (alloc_qty): Initialize it.
6995 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6996 (combine_regs): Combine also n_throwing_calls_crossed fields.
6997 (find_free_reg): Don't attempt to caller-save pseudos crossing
6998 calls that might throw.
6999 * global.c (struct allocno): Add throwing_calls_crossed field.
7000 (global_alloc): Revert 2005-08-22 change. Initialize
7001 throwing_calls_crossed.
7002 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7005 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7008 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7009 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7010 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7011 (and64_2_operand): Tweak to use predicate.
7012 (and_operand): Adjust for mask_operand changes.
7013 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7014 (print_operand): Likewise.
7015 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7016 (mask64_1or2_operand): Delete.
7017 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7018 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7019 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7020 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7021 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7022 (rotldi3_internal4): Likewise.
7023 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7024 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7025 (ashldi3_internal7): Likewise.
7026 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7027 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7028 (anddi3 split): Don't match mask64_operand.
7029 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7030 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7031 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7032 't' splitter predicate.
7033 (movdi_internal64 + 2): Revert 2005-06-11 change.
7035 2005-08-31 DJ Delorie <dj@redhat.com>
7037 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7038 (m32c_asm_integer): Add support for 32 bit pointers.
7040 2005-08-31 Richard Henderson <rth@redhat.com>
7042 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7043 component-like references for setting MEM_NOTRAP_P.
7045 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7046 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7048 2005-08-31 Richard Henderson <rth@redhat.com>
7050 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7051 into a pseudo before applying gen_lowpart.
7053 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7055 * doc/install.texi (Specific): Update cctools version required
7056 for full functionality.
7057 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7058 linkers as -macosx_version_min.
7060 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7063 * sh.c (print_operand, %R and %S): Add handling of floating point
7064 registers, memory, constants and invalid operands.
7066 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7068 * ipa-pure-const.c: Change dump name.
7070 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7073 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7074 to "reg_or_0_operand".
7075 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7077 2005-08-31 Dale Johannesen <dalej@apple.com>
7079 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7080 loops that count down.
7082 2005-08-31 Richard Henderson <rth@redhat.com>
7085 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7086 (fixup_eh_region_note): New.
7087 (reload_as_needed): Call it.
7088 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7089 don't call find_many_sub_basic_blocks; call verify_flow_info.
7090 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7091 (keep_stack_depressed): Likewise.
7092 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7094 2005-08-31 Richard Henderson <rth@redhat.com>
7096 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7099 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7101 * expr.c (expand_expr_real_1): Compare size of address
7102 mode to target's address mode size in deciding expansion of
7103 the constant address.
7105 2005-08-31 Richard Guenther <rguenther@suse.de>
7108 * expr.c (all_zeros_p): New function.
7109 (expand_expr_real_1): Handle the case of an all-zero
7110 non-addressable constructor separately.
7112 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7114 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7115 arguments, adjust all callers.
7116 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7118 2005-08-30 Richard Henderson <rth@redhat.com>
7121 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7122 whenever the mode sizes match.
7124 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7126 * calls.c (load_register_parameters): Fix comment typo.
7127 * expr.c (emit_push_insn): Comment formatting.
7129 2005-08-30 Ian Lance Taylor <ian@airs.com>
7131 * config/i386/x-cygwin (host-cygwin): Change dependency from
7132 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7134 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7136 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7139 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7142 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7143 call to ggc_collect.
7145 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7148 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7149 beginning. Remove $(INCLUDES) from all the rules, if following
7150 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7152 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7155 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7156 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7157 not constant, but maxlen is, don't set len to maxlen, rather
7158 set maxlen to len if len is a constant.
7160 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7162 PR tree-optimization/23475
7163 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7166 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7168 Fix PR middle-end/22455
7170 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7171 Checksum only the parts of the tree that exist for the tree code.
7173 2005-08-28 Dale Johannesen <dalej@apple.com>
7175 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7177 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7179 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7181 2005-08-28 Richard Henderson <rth@redhat.com>
7183 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7184 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7187 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7190 * builtins.c (get_memory_rtx): Don't strip nops
7191 in between COMPONENT_REFs.
7193 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7196 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7198 (gimplify_modify_expr): Check for zero sized types and gimplify the
7199 rhs and lhs as statements.
7201 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7204 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7205 state for return address column of signal frames.
7207 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7210 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7211 bytes >= 2 not bytes == 2.
7212 (expand_block_move): Same.
7214 2005-08-27 Richard Guenther <rguenther@suse.de>
7217 * config/i386/sse.md (sse2_movsd): Add missing closing
7220 2005-08-27 Paul Brook <paul@codesourcery.com>
7222 * genrecog.c (enum decision_type): Add DT_num_insns.
7223 (struct decision_test): Add u.num_insns.
7224 (add_to_sequence): Add DT_num_insns test.
7225 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7226 (write_cond, debug_decision_2): Ditto.
7227 (change_state): Assume peep2_next_insn never fails.
7228 Remove "afterward" argument.
7229 (write afterward, write_tree): Update to match.
7230 * recog.c (peep2_current_count): New variable.
7231 (peep2_next_insn): Check it.
7232 (peephole2_optimize): Set peep2_current_count.
7233 * recog.h (peep2_current_count): Declare.
7235 2005-08-26 Josh Conner <jconner@apple.com>
7238 * ipa-pure-const.c (check_tree): Check for volatile-ness
7239 when considering a dereference.
7241 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7243 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7245 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7247 PR rtl-optimization/23561
7248 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7249 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7250 at most LEN bytes long memory fits into the field.
7251 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7252 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7253 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7255 2005-08-26 Richard Henderson <rth@redhat.com>
7258 * loop.c (biased_biv_may_wrap_p): New.
7259 (maybe_eliminate_biv_1): Use it to suppress non-equality
7260 comparison transformations. Delete disabled code.
7262 2005-08-26 Ian Lance Taylor <ian@airs.com>
7264 * combine.c (make_extraction): Avoid reference outside object.
7266 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7268 * stor-layout.c (finalize_type_size): Restore behaviour for
7269 non-aggregate types to the status quo ante of the patch for
7270 pr 23467. Document why it matters.
7272 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7275 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7276 array by one element, initialize the BT_LAST element with NULL.
7278 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7280 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7281 optimizing for size.
7283 (compare_plus_eqsi): Same.
7284 (plus_eqsi_compare): Same.
7285 (neg_eq0<mode>): Same.
7286 (neg_eq<mode>): Same.
7288 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7291 2005-08-26 Nick Clifton <nickc@redhat.com>
7293 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7294 TARGET_EP is not defined.
7295 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7296 TARGET_EP is enabled.
7297 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7298 * config/v850/v850.md (save_all_interrupt): Only use the EP
7299 register if TARGET_EP is defined.
7300 (restore_all_interrupt): Likewise.
7301 * config/v850/lib1funcs.asm: Update functions so that the EP
7302 register is only used if __EP__ is defined.
7304 2005-08-26 David Ung <davidu@mips.com>
7306 * config/mips/mips.c (mips_expand_prologue): Handle case when
7307 generating for MIPS16 and the outgoing argument area is more than
7308 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7311 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7313 * config/crx/crx.md: Make doloop_end pattern usage controllable
7314 via mloop-nesting=<max-nesting> command line switch. Make sure
7315 the combiner cannot use doloop_end_<mode> in an illegal way.
7316 * config/crx/crx.c: Use regs up to r6 for argument passing.
7317 Refine crx_address_cost (non cst4 displacements are expensive).
7318 * config/crx/crx.opt: Add switch for mloop-nesting=.
7320 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7322 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7323 (UNSPEC_MVST): New constant.
7325 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7327 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7328 Reject operands containing eliminable registers.
7329 * testsuite/gcc.dg/20050825-1.c: New testcase.
7331 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7332 Jan Hubicka <jh@suse.cz>
7334 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7336 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7338 PR tree-optimization/23546
7339 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7342 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7344 * params.def (PARAM_MIN_SPEC_PROB): New.
7345 * sched-rgn.c (MIN_PROBABILITY): Delete.
7346 (compute_trg_info): Convert to PARAM_VALUE.
7347 * doc/invoke.texi (param): Document min-spec-prob.
7349 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7351 * config/darwin.h: define __PIC__
7352 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7353 TARGET_OS_CPP_BUILTINS macro.
7355 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7357 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7360 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7362 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7364 * cfghooks.c (duplicate_block): Added position where to place
7365 new block as argument.
7366 * cfghooks.h (duplicate_block): Declaration changed.
7367 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7369 * cfglayout.h (copy_bbs): Declaration changed.
7370 * cfgloop.h (loop_version): Declaration changed.
7371 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7372 position to copy_bbs.
7373 (loop_version): Pass position to duplicate_loop_to_header_edge.
7374 Add place_after argument and position new blocks according to
7376 * modulo-sched.c (sms_schedule): Pass place_after argument
7378 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7379 * tree-cfg.c (split_edge_bb_loc): New function.
7380 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7381 to determine position of new blocks.
7382 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7384 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7385 argument to duplicate_block.
7386 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7387 Pass position to copy_bbs.
7389 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7391 * fold-const.c (ptr_difference_const): Use
7392 cst_and_fits_in_hwi instead of host_integerp.
7394 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7396 * config/darwin.c (gen_pic_offset): New.
7397 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7400 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7402 PR tree-optimization/23486
7403 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7405 2005-08-23 Phil Edwards <phil@codesourcery.com>
7407 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7408 remove use_collect2.
7409 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7411 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7412 configuration files to override the default value.
7414 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7415 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7416 * config/vx-common.h: New file, split out from...
7417 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7418 * config/vxworksae.h: New file, for VxWorks AE.
7419 * config/vxworks.opt: New file.
7420 * config/vxlib.c: Update for VxWorks 6.
7422 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7423 other MULTILIB_* variables appropriately.
7424 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7425 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7426 * config/rs6000/vxworks.h: Update for VxWorks 6.
7427 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7429 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7432 * config/darwin.c (machopic_select_section): Remove the hack to
7433 mark "::operator new" and "::operator delete" for coalescing
7434 even though they are not weak.
7436 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7438 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7439 * configure: Regenerate.
7441 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7444 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7446 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7447 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7450 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7452 * config/rs6000/predicates.md (equality_operator): New.
7453 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7454 comparison with a large constant.
7456 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7458 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7460 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7462 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7463 registers is even, and we have a hardware double precision fp,
7465 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7466 size of current argument when checking if argument was passed in
7469 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7472 * stor-layout.c (finalize_type_size): Dont override
7473 existing alignment with a smaller alignment from the mode.
7475 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7477 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7478 * lambda.h (lambda_vector_lexico_pos): ... here.
7479 * tree-data-ref.c (build_classic_dist_vector): Return false when
7480 the distance vector is lexicographically negative.
7482 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7484 PR tree-optimization/23511
7485 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7486 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7488 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7490 PR tree-optimization/22043
7491 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7492 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7493 If ALLOW_FLEXARR, handle types ending with flexible array member.
7494 Pass false as second argument to recursive count_type_elements calls.
7495 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7496 argument to count_type_elements call.
7497 * tree-sra.c (decide_block_copy): Likewise.
7498 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7499 for a constant-sized object, set cleared as well. Pass true as
7500 second argument to count_type_elements call.
7502 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7505 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7506 from legitimate_small_data_p, and make global. Update use.
7507 Remove forward declaration.
7508 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7510 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7512 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7514 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7515 of scratch intermediates.
7516 (eq<mode>_compare): Same.
7517 (neg_eq0<mode>): New.
7518 (neg_eq<mode>): Convert to define_insn_and_split.
7520 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7523 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7524 stdarg functions, set/clear the fp marker even when no variable
7526 * config/rs6000/sysv4.opt (mprototype): Describe.
7528 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7530 PR rtl-optimization/23478
7531 * regs.h (reg_info): Add throw_calls_crossed.
7532 (REG_N_THROWING_CALLS_CROSSED): Define.
7533 * flow.c (allocate_reg_life_data): Initialize
7534 REG_N_THROWING_CALLS_CROSSED.
7535 (propagate_one_insn, attempt_auto_inc): Update
7536 REG_N_THROWING_CALLS_CROSSED.
7537 * global.c (global_alloc): Don't allocate pseudos across
7538 calls that may throw.
7540 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7543 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7544 value is inbetween the range if we did not find an exact match.
7546 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7548 * doc/invoke.texi (Option Summary): Add ms1 options.
7549 * doc/extend.texi: Document interrupt handler attribute for ms1.
7550 * doc/md.texi: Document ms1 constraints.
7551 * config.gcc: Add ms1-*-elf.
7552 * config/ms1/ms1.h: New.
7553 * config/ms1/ms1.c: New.
7554 * config/ms1/ms1.md: New.
7555 * config/ms1/ms1-protos.h: New.
7556 * config/ms1/ABI.txt: New.
7557 * config/ms1/crti.asm: New.
7558 * config/ms1/crtn.asm: New.
7559 * config/ms1/lib2extra-funcs.c: New.
7560 * config/ms1/t-ms1: New.
7561 * config/ms1/ms1.opt: New.
7563 2005-08-22 Ira Rosen <irar@il.ibm.com>
7565 * config/rs6000/altivec.md (xorv4sf3): New.
7566 (negv4sf2, neg<mode>2): Likewise.
7568 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7571 * config/ia64/ia64.md (divsi3): Check divide by zero.
7572 (udivsi3): Likewise.
7574 (udivdi3): Likewise.
7576 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7578 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7579 up to elem_bitsize bits, not max_bitsize.
7581 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7583 PR tree-optimization/23433
7584 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7585 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7587 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7589 PR tree-optimization/23434
7590 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7591 the iteration bound is not an INTEGER_CST.
7593 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7595 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7596 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7597 NULL if need_epilog_adjust is false.
7598 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7599 Case 3 always peels first itration, not just for PLUS case, and no need
7600 to use scalar_initial_def here. Create an epilog adjustment only if
7601 scalar_initial_def is not NULL.
7603 (vectorizable_reduction): Remove assert.
7605 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7608 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7609 (__moddi3): Likewise.
7610 (__udivdi3): Likewise.
7611 (__umoddi3): Likewise.
7612 (__divsi3): Likewise.
7613 (__modsi3): Likewise.
7614 (__udivsi3): Likewise.
7615 (__umodsi3): Likewise.
7617 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7619 * tree-pass.h (TDF_GRAPH): Define.
7620 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7621 * passes.c (finish_optimization_passes): Only call
7622 finish_graph_dump_file if TDF_GRAPH is set.
7623 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7624 NULL. Set TDF_GRAPH bit.
7625 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7627 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7629 * arm.h (arm_stack_offsets): Add locals_base field.
7630 * arm.c (arm_get_frame_offsets): Compute it.
7631 (thumb_compute_initial_elimination offset): Make the Thumb frame
7632 pointer point to the base of the local variables.
7633 (thumb_expand_prologue): Update accordingly.
7634 (thumb_expand_epilogue): Likewise.
7636 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7637 mode of clobbered scratch to DImode. Handle a case that's known to
7640 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7642 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7643 (gt0<mode>_compare): Delete.
7644 (neg_gt0<mode>): Delete.
7646 2005-08-19 Eric Christopher <echristo@apple.com>
7648 * optabs.h: Change CTI_ to COI_.
7651 2005-08-19 James E Wilson <wilson@specifix.com>
7653 * builtins.c (expand_builtin_return_addr): Set
7654 current_function_accesses_prior_frames when count != 0. Use
7655 frame_pointer_rtx when count == 0.
7656 * function.h (struct function): Add accesses_prior_frames field.
7657 (current_function_accesses_prior_frames): Define.
7658 * reload1.c (init_elim_table): Check
7659 current_function_accesses_prior_frames.
7660 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7662 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7664 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7665 indicator. Return true if the flowgraph changed during
7668 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7671 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7672 conditional expression before testing its value.
7674 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7676 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7678 2005-08-19 Devang Patel <dpatel@apple.com>
7680 PR tree-optimization/23048
7681 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7682 third parameter. Check whether latch is dominated by exit
7684 (if_convertible_loop_p): Supply exit block itself to
7685 if_convertible_bb_p.
7687 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7690 * arm.md (arm_load_pic_register): Change argument to the mask of
7691 saved registers. Call thumb_find_work_register if we need a
7692 scratch register on Thumb.
7693 (arm_expand_prologue): Pass empty register set to
7694 arm_load_pic_register.
7695 (thumb_expand_prologue): Pass live_regs_mask directly to
7696 arm_load_pic_register.
7697 * arm-protos.h (arm_load_pic_register): Update prototype.
7699 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7701 * sh.c (find_sole_member): New function.
7702 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7703 if the record's alignment is larger than the size of its only member.
7705 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7708 * arm.c (thumb_legitimize_reload_address): New function.
7709 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7710 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7712 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7714 * config/crx/crx.c: Implement crx_decompose_address. Reject
7715 symbolic displacements since CRX register relative adressing
7716 mode can't handle unsigned 32-bit values as displacements.
7717 * config/crx/crx.h: Simplify definitions, remove redundant
7718 parenthesis and obsolete macros.
7719 * config/crx/crx.opt: Add new switch for debugging addresses.
7720 * config/crx/crx-protos.h: Add new declarations for above.
7722 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7725 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7728 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * collect2.c (dup2): Delete.
7731 * configure.ac: Don't check for dup2.
7733 * config.in, configure: Regenerate.
7735 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7737 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7738 record with the type of its only member.
7740 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7742 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7743 define_insn_and_split.
7744 (plus_ltu<mode>_compare): Same.
7745 (gtu<mode>_compare): Same.
7746 (plus_gtu<mode>_compare): Same.
7748 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7750 PR tree-optimization/22228
7751 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7753 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7754 are recorded in vect_vnames_to_rename for renaming.
7755 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7756 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7757 in vect_vnames_to_rename.
7758 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7759 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7761 2005-08-18 Jan Hubicka <jh@suse.cz>
7764 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7765 info only for local statics, not for member variables.
7767 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7769 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7771 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7773 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7775 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7778 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7780 2005-08-17 James E Wilson <wilson@specifix.com>
7782 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7785 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7787 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7788 (leu<mode>_compare): Same.
7789 (plus_leu<mode>): Same.
7790 (neg_leu<mode>): Same.
7791 (and_neg_leu<mode): Same.
7792 (ltu<mode>_compare): Same.
7793 (plus_ltu<mode>): Same.
7795 (geu<mode>_compare): Same.
7796 (plus_geu<mode>): Same.
7797 (neg_geu<mode>): Same.
7798 (and_neg_geu<mode>): Same.
7799 (plus_gt<mode>): Same.
7800 (gtu<mode>_compare): Same.
7801 (plus_gtu<mode>): Same.
7803 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7805 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7806 Move call_table_data to end. Delete spurious .text.
7807 (callt_save_all_interrupt): Fix comment typo.
7809 2005-08-17 James E Wilson <wilson@specifix.com>
7810 Kevin Winchester <winchester@amirix.com>
7813 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7815 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7818 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7819 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7821 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7823 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7824 record with the type of its only member if the modes don't match.
7826 * varasm.c (decode_reg_name): Skip empty additional register names.
7828 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7830 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7831 lsm_tmp_name_length): New.
7832 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7833 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7835 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7836 Andreas Krebbel <krebbel1@de.ibm.com>
7838 * config.gcc: Added z9-109 switch.
7839 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7840 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7841 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7842 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7843 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7844 for "z9_109" cpu attribute.
7845 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7846 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7847 (s390_handle_arch_option): Added z9-109 switch.
7848 (override_options): Set respective cost function for z9-109.
7849 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7850 (legitimate_reload_constant_p): Accept extended immediates.
7851 (print_operand): Three new output modifiers added: k, m and o.
7852 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7853 (s390_output_mi_thunk): Use extended immediate when possible.
7854 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7855 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7856 (CONSTRAINT_LEN): Added length of O constraint.
7857 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7858 * config/s390/s390.md ("cpu"): New value z9_109 added.
7859 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7860 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7861 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7862 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7863 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7864 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7865 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7866 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7867 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7868 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7869 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7870 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7871 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7872 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7873 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7875 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7876 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7877 insns for TARGET_EXTIMM.
7879 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7881 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7883 2005-08-17 Nick Clifton <nickc@redhat.com>
7885 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7886 Call default_encode_section_info.
7888 2005-08-17 Steven Bosscher <stevenb@suse.de>
7890 PR tree-optimization/21574
7891 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7892 constant, return CONSTANT.
7893 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7894 (ccp_fold, visit_assignment): Likewise.
7895 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7897 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7899 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7900 fold_buildN instead of buildN then fold_initializer or fold.
7901 (build_unary_op): Likewise.
7902 (build_binary_op): Likewise.
7903 * fold-const.c (fold_initializer): Remove.
7904 (fold_build1_initializer): New function.
7905 (fold_build2_initializer): New function.
7906 (fold_build3_initializer): New function.
7907 * tree.h (fold_initializer): Remove.
7908 (fold_build1_initializer): New function.
7909 (fold_build2_initializer): New function.
7910 (fold_build3_initializer): New function.
7912 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7914 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7915 (try_move_mult_to_index): Call fold_build2 instead of build2.
7916 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7917 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7918 fold_binary_to_constant.
7919 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7921 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7922 check if A == gcd (A, B). Remove TYPE argument.
7923 (analyze_offset) Use fold_build2 instead of fold (build.
7924 (create_data_ref): Likewise.
7925 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7926 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7929 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7931 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7932 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7934 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7937 * gimplify.c (zero_sized_type): New function.
7938 (gimplify_modify_expr_rhs): If we have a zero sized type,
7939 replace the statement with an empty statement.
7941 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7943 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7946 2005-08-16 Ian Lance Taylor <ian@airs.com>
7948 * doc/tm.texi (Label Output): Correct typo.
7950 2005-08-16 Steven Bosscher <stevenb@suse.de>
7953 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7954 force_operand will work later on using have_insn_for.
7956 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7958 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7960 2005-08-16 Ian Lance Taylor <ian@airs.com>
7963 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7964 vector type, don't try to construct it element by element. Add an
7965 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7967 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7969 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7971 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7973 * doc/invoke.texi (Precompiled Headers): Document some more options
7974 which are known to be safe.
7976 2005-08-16 James E Wilson <wilson@specifix.com>
7978 PR tree-optimization/21105
7979 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7980 TREE_OVERFLOW check.
7982 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7984 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7985 (neg_ltu<mode>): Same.
7987 (neg_gtu<mode>): Same.
7989 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7991 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7992 (fold_builtin_isdigit): Use fold_buildN.
7993 (build_function_call_expr): Likewise.
7994 * c-typeck.c (c_finish_loop): Likewise.
7996 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7997 Richard Shann <rshann@superh.com>
7999 PR middle-end/20396:
8000 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8002 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8004 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8006 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8009 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8010 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8013 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8016 * fold-const.c (build_range_check): Disable optimization for function
8017 pointer expressions on targets that require function pointer
8020 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8022 * simplify-rtx.c (simplify_const_relational_operation): When
8023 extracting arguments of a COMPARE, recompute the mode as well.
8025 2005-08-15 Ian Lance Taylor <ian@airs.com>
8027 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8029 2005-08-15 DJ Delorie <dj@redhat.com>
8031 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8033 (movsi_splittable): Allow, but split, moves to the stack.
8034 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8037 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8039 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8040 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8041 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8043 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8044 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8045 Delete HOST_PTR_PRINTF.
8047 * configure, config.in: Regenerate.
8049 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8051 * config/rs6000/rs6000.md (QHSI): New mode macro.
8052 (wd): Extend mode attr for QImode and HImode
8053 (dbits): New mode attr.
8054 (zero_extend<mode>di2): Convert to mode macro.
8056 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8059 * doc/invoke.texi (-mgnu-ld): Update description.
8062 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8065 * Makefile.in (tree-chrec.o): Depends on real.h.
8066 * tree-chrec.c: Include real.h.
8067 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8068 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8069 * tree-scalar-evolution.c (add_to_evolution_1,
8070 interpret_rhs_modify_expr): Ditto.
8072 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8075 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8076 step is negative compute the estimation from init downwards to zero.
8078 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8080 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8082 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8084 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8086 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8087 Accept double-word constants that can be split.
8088 * config/s390/s390.md ("movti"): Use 'P' constraint.
8089 ("*movdi_31", "*movdf_31"): Likewise.
8091 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8093 Fix PR tree-optimization/22615
8095 * tree-ssa-structalias.c (solution_set_add): Handle
8096 first_vi_for_offset returning NULL.
8097 (do_da_constraint): Ditto.
8098 (do_sd_constraint): Ditto.
8099 (do_ds_constraint): Ditto
8100 (find_func_aliases): Ditto.
8101 (build_constraint_graph): RHS is allowed be ANYTHING.
8102 (first_vi_for_offset): Return NULL if we couldn't find anything at
8105 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8107 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8108 over memory as first operand.
8110 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8113 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8114 available for setting it.
8116 2005-08-14 Ira Rosen <irar@il.ibm.com>
8118 PR tree-optimization/23320
8119 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8120 data-refs' types instead of base object nullness. Add check for
8121 pointer type data-refs before first location comparison. Remove
8124 2005-08-14 Andreas Schwab <schwab@suse.de>
8126 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8128 2005-08-13 James E Wilson <wilson@specifix.com>
8130 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8131 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8132 -fstack-protector-all, --param ssp-buffer-size): Document.
8133 (-Wvariadic-macros): Alphabetize.
8134 (-fsched-stalled-insns-dep): Add missing 'f'.
8136 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8139 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8141 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8142 or indirect address operand.
8143 (EXTRA_ADDRESS_CONSTRAINT): New.
8144 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8146 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8148 PR tree-optimization/22236
8149 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8150 successors and predecessors.
8151 * tree-chrec.c (chrec_convert): Before converting, check that
8152 sequences don't wrap.
8153 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8154 (analyze_array): Extern.
8155 (find_data_references_in_loop): Remove call to
8156 compute_estimated_nb_iterations.
8157 * tree-data-ref.h (analyze_array): Declared.
8158 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8159 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8160 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8161 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8163 * tree-ssa-loop-ivcanon.c: Fix documentation.
8164 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8165 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8166 (infer_loop_bounds_from_undefined): New.
8167 (estimate_numbers_of_iterations_loop): Use
8168 infer_loop_bounds_from_undefined.
8169 (used_in_pointer_arithmetic_p): New.
8170 (scev_probably_wraps_p): Pass an extra parameter. Call
8171 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8172 (convert_step): Fix documentation.
8173 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8174 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8175 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8176 scev_probably_wraps_p.
8178 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8180 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8181 (s390_register_info): Ignore clobbered_regs information for fixed
8182 registers, and only fixed registers.
8183 (s390_init_frame_layout): Remove redundant call.
8185 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8187 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8188 description of -Wold-style-casts.
8190 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8191 Jakub Jelinek <jakub@redhat.com>
8193 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8194 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8195 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8196 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8197 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8198 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8199 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8200 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8201 ("stack_protect_set", "stack_protect_test"): New expanders.
8202 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8203 "stack_protect_testdi"): New insn definitions.
8205 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8207 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8209 2005-08-12 Paul Brook <paul@codesourcery.com>
8211 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8213 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8215 * config/s390/predicates.md (setmem_operand): New predicate.
8216 (shift_count_operand): Accept ANDs with special constants as
8218 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8219 with special constants.
8220 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8221 shift_count_operand with setmem_operand.
8223 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8225 * config/s390/s390.c (s390_extract_part, s390_single_part):
8227 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8228 (s390_output_mi_thunk): Don't use lg on 31 bit.
8229 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8230 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8232 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8234 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8235 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8236 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8237 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8238 with one of the new macros.
8240 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8242 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8243 Don't set save_return_addr_p.
8244 (s390_register_info): Make clobbered_regs not depending on
8247 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8249 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8250 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8252 2005-08-11 James E. Wilson <wilson@specifix.com>
8254 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8256 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8258 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8259 locations gathered by var-tracking in single entry loc_list
8260 over loc_descriptor_from_tree.
8262 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8263 pass it down to loc_descriptor.
8264 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8265 (containing_function_has_frame_base): Move earlier in the file.
8266 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8267 instead of always assuming fbreg can't be used.
8269 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8271 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8272 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8273 Accept address wrapped in AND for Altivec.
8274 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8275 Strip AND wrapping offset address for Altivec.
8277 2005-08-11 Richard Henderson <rth@redhat.com>
8280 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8281 before using TYPE_IS_SIZETYPE.
8283 2005-08-11 Richard Henderson <rth@redhat.com>
8286 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8287 insn types not present on ev4.
8288 (alphaev5_insn_pipe): Similarly.
8290 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8293 * arm.c (arm_override_options): If the user has selected callee-super-
8294 interworking, then enable normal interworking.
8296 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8298 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8301 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8303 * doc/rtl.texi: Fix two typos.
8305 2005-08-11 Richard Guenther <rguenther@suse.de>
8308 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8309 cases where we call to/from functions returning void.
8311 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8314 * tree.c (build_pointer_type_for_mode): Robustify.
8316 2005-08-10 James E Wilson <wilson@specifix.com>
8318 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8319 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8321 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8324 2005-08-10 Eric Christopher <echristo@apple.com>
8326 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8327 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8330 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8333 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8334 for the high part when generating dynamic-no-pic code.
8336 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8338 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8339 (x86_64-*-linux*): Likewise.
8341 * config/i386/crtfastmath.c: New file.
8342 * config/i386/t-crtfm: Likewise.
8344 * config/i386/linux.h (ENDFILE_SPEC): New.
8345 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8347 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8350 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8352 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8353 (vec_shl, vec_shr): Document new operations.
8354 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8356 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8358 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8359 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8360 change predicate to indexed_or_indirect_address.
8362 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8364 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8365 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8366 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8367 and __aeabi_uwrite8.
8368 * config/arm/unaligned-funcs.c: New file.
8369 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8371 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8373 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8375 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8376 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8378 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8379 * final.c (pass_shorten_branches): Add dump.
8380 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8381 (pass_life): Rename dump.
8382 (rest_of_handle_flow2): Remove initial verify_flow_info.
8383 * function.c (pass_instantiate_virtual_regs): Add dump.
8384 * integrate.c (pass_initial_value_sets): Add dump.
8385 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8386 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8387 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8388 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8389 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8390 gate_rtl_unrool_and_peel_loops): New.
8391 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8392 rtl_doloop): Do not look at flags.
8393 * mode-switching.c (pass_mode_switching): Add dump.
8394 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8395 pass_split_before_regstack): Add dump.
8396 * regmove.c (pass_stack_adjustments): Add dump.
8397 * tree-optimize.c (pass_fixup_cfg): Add dump.
8399 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8402 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8403 deciding which instruction sequence to use.
8405 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8407 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8408 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8410 2005-08-09 Richard Guenther <rguenther@suse.de>
8412 * c-common.c (builtin_function_2): Remove.
8413 (def_builtin_1): New function.
8414 (c_common_nodes_and_builtins): Use def_builtin_1 to
8415 build builtin functions.
8417 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8419 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8420 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8421 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8424 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8426 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8427 fold_binary instead of fold_build2 since we don't care about the
8429 (loop_niter_by_eval): Likewise.
8430 (compare_trees): Likewise.
8431 (proved_non_wrapping_p): Likewise.
8433 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8437 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8438 if the if is really empty.
8440 2005-08-09 Steven Bosscher <stevenb@suse.de>
8442 PR tree-optimization/23234
8443 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8444 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8445 argument of the new enum.
8446 (execute_cse_reciprocals): Add reciprocals for function arguments
8447 on the unique successor edge of the entry block. Update other calls
8448 to execute_cse_reciprocals_1.
8450 2005-08-08 Richard Henderson <rth@redhat.com>
8453 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8455 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8457 * expr.c (write_complex_part): Return after handling MEM.
8459 2005-08-08 Josh Conner <jconner@apple.com>
8461 PR rtl-optimization/23241
8462 * combine.c (simplify_comparison): Fix error in determining
8463 whether to lift a subreg from comparison.
8465 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8468 * config/rs6000/altivec.md (vec_init<mode>): New.
8469 (vec_set<mode>): New.
8470 (vec_extract<mode>): New.
8471 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8472 (rs6000_expand_vector_set): New.
8473 (rs6000_expand_vector_extract): New.
8474 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8475 for Altivec modes before reload.
8476 (altivec_expand_vec_init_builtin): New.
8477 (get_element_number): New.
8478 (altivec_expand_vec_set_builtin): New.
8479 (altivec_expand_vec_ext_builtin): New.
8480 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8482 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8484 * config/rs6000/rs6000.h (rs6000_builtins): Add
8485 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8486 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8487 * config/rs6000/rs6000-protos.h: Declare new functions.
8489 2005-08-08 Jan Hubicka <jh@suse.cz>
8491 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8492 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8493 * i386.md (movdi*): Use pic_32bit_operand.
8494 * predicates.md (pic_32bit_operand): New.
8496 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8499 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8501 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8503 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8504 (test_for_singularity): Use fold_build2.
8506 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8508 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8510 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8512 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8513 (COMMON_ASM_OP) Define.
8514 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8515 (ix86_encode_section_info): Likewise.
8516 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8517 SUBTARGET_ENCODE_SECTION_INFO.
8519 2005-08-06 Richard Henderson <rth@redhat.com>
8522 * tree-nested.c (convert_local_reference): Save and restore val_only
8523 around component_ref and friends. Clear walk_subtrees by default.
8525 2005-08-06 Peter O'Gorman <peter@pogma.com>
8528 * gcc.c (process_command): Check the argument to -b has a dash.
8529 * doc/invoke.texi: Update -b and -V docs.
8531 2005-08-06 James E Wilson <wilson@specifix.com>
8533 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8535 2005-08-06 Michael Matz <matz@suse.de>
8537 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8538 member only if only one insn is associated with the value.
8540 2005-08-06 Nick Clifton <nickc@redhat.com>
8542 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8544 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8545 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8546 Check symbol flags instead of symbol name mangling.
8547 (xstormy16_asm_output_aligned_common): Likewise. Also
8548 simplify code since the bss100_section cass is the only case
8549 where the below100 code will be triggered.
8550 (xstormy16_encode_section_info): Encode below100 attribute
8551 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8553 (xstormy16_strip_name_encoding): Delete - this function is no
8555 (TARGET_STRIP_NAME_ENCODING): Undefine.
8556 * config/stormy16/stormy16-protos.h: Delete prototype for
8557 xstormy16_strip_name_encoding.
8559 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8561 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8562 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8563 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8564 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8565 config/alpha/predicates.md, config/arc/arc.h,
8566 config/arm/arm.h, config/arm/ieee754-df.S,
8567 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8568 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8569 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8570 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8571 config/m68hc11/m68hc11.h, config/mips/mips.c,
8572 config/mips/mips.h, config/mips/openbsd.h,
8573 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8574 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8575 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8576 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8577 config/sparc/linux.h, config/sparc/linux64.h,
8578 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8579 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8580 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8581 typos. Follow spelling conventions.
8583 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8586 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8587 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8588 specially. Check for side effects only for COND_EXPR.
8589 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8590 return with TREE_NO_WARNING.
8592 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8594 PR rtl-optimization/23233
8595 * loop.c (combine_movables): Require the modes to be the same.
8596 (move_movables): Remove handling of cases where the replacement
8597 had a different mode to the original.
8599 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8601 PR tree-optimization/23128
8602 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8603 subtraction wrap, and set TREE_OVERFLOW if they do.
8605 2005-08-05 Richard Henderson <rth@redhat.com>
8608 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8609 FORCED_LABEL labels.
8611 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8614 * reload.c (find_reloads_subreg_address): Pass down TYPE
8615 unchanged. Change all callers except find_reloads_toplev.
8617 2005-08-05 Michael Matz <matz@suse.de>
8619 * genattrtab.c (current_alternative_string): Remove.
8620 (SIMPLIFY_ALTERNATIVE): Ditto.
8621 (attr_alt_bit_p): Ditto.
8622 (alternative_name): Make const char *.
8623 (evaluate_eq_attr): Remove use of above things.
8624 (simplify_test_exp): Ditto.
8625 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8626 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8628 2005-08-04 James E Wilson <wilson@specifix.com>
8630 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8631 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8632 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8633 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8634 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8636 2005-08-04 Richard Henderson <rth@redhat.com>
8639 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8640 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8641 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8642 if we'd have to instantiate too many members.
8644 2005-08-04 Richard Henderson <rth@redhat.com>
8647 * tree-outof-ssa.c (coalesce_asm_operands): New.
8648 (coalesce_ssa_name): Use it. Split out ...
8649 (coalesce_phi_operands, coalesce_result_decls): ... these.
8651 2005-08-04 Paul Brook <paul@codesourcery.com>
8653 * read-rtl.c (read_quoted_string): Break if EOF.
8655 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8657 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8658 (fold_build2): Likewise.
8659 (fold_build3): Likewise.
8660 (fold_build1_stat): New function prototype.
8661 (fold_build2_stat): Likewise.
8662 (fold_build3_stat): Likewise.
8663 * fold-const.c (fold_build1): Rename to ..
8664 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8665 through to build1_stat.
8666 (fold_build2): Rename to ..
8667 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8668 through to build2_stat.
8669 (fold_build3): Rename to ..
8670 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8671 through to build3_stat.
8673 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8674 Ian Lance Taylor <ian@airs.com>
8676 * function.c (assign_stack_local_1): Do not correct stack slot
8677 address if allocation size is smaller than mode size.
8679 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8682 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8683 (tree_merge_blocks): Propagate anything allowed by
8685 Clarify documentation.
8686 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8687 SSA form, schedule an update if necessary.
8689 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8691 * doc/install.texi (Binaries): Remove broken link to
8692 Sinix/Reliant Unix binaries.
8694 2005-08-03 Richard Henderson <rth@redhat.com>
8697 * function.c (stack_protect_epilogue): Export.
8698 * tree.h (stack_protect_epilogue): Declare.
8699 * calls.c (expand_call): Call it.
8701 2005-08-03 Eric Christopher <echristo@apple.com>
8703 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8704 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8707 2005-08-04 Jan Hubicka <jh@suse.cz>
8709 * profile.c (branch_prob): Split edges with goto locus on them
8710 to get proper line counts.
8711 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8713 2005-08-03 Paul Brook <paul@codesourcery.com>
8715 * function.c (assign_parms): Round current_function_args_size
8716 to PARM_BOUNDARY, not STACK_BOUNDARY.
8718 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8720 * config/i386/i386.c (x86_elf_aligned_common)
8721 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8723 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8725 PR tree-optimization/23157
8726 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8727 before emitting them.
8729 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8731 PR tree-optimization/19899
8732 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8733 * tree-scalar-evolution.c: Include real.h.
8734 (add_to_evolution): Build constant -1 of correct type.
8736 2005-08-03 Jan Hubicka <jh@suse.cz>
8738 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8739 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8740 profile updating for complette unrolling.
8741 * loop-unroll.c (peel_loop_completely): Use it.
8742 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8743 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8746 2005-08-03 Paul Brook <paul@codesourcery.com>
8748 * combine.c (can_change_dest_mode): New function.
8749 (try_combine, simplify_set): Use it.
8751 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8753 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8756 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8758 * doc/install.texi (Specific): Adjust link to openavr.org.
8759 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8760 (Binaries): Adjust HP-UX Porting Center link.
8761 (Binaries): Adjust Free Software Foundation ordering link.
8763 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8765 * convert.c (convert_to_integer): Use fold_build1 instead of
8766 build1 when converting an integer to an integer.
8768 2005-08-02 Richard Henderson <rth@redhat.com>
8770 * combine.c (combine_instructions): Don't use reg_equal/equiv
8771 results if the mode doesn't match.
8773 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8775 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8776 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8778 2005-08-02 Richard Henderson <rth@redhat.com>
8781 * explow.c (memory_address): Remove special-case for
8782 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8784 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8787 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8788 number of calls to cleanup_tree_cfg_1.
8790 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8792 * doc/invoke.texi: document file extensions .F90 and .F95
8794 2005-08-02 Richard Guenther <rguenther@suse.de>
8796 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8797 positive if its first argument is positive.
8799 2005-08-02 Richard Guenther <rguenther@suse.de>
8801 PR tree-optimization/23177
8802 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8805 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8807 PR tree-optimization/23129
8808 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8809 varying for divisions with anti-ranges.
8811 2005-08-02 Jan Hubicka <jh@suse.cz>
8813 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8814 * tree-ssa-threadupdate.c (thread_block): Add it here.
8816 2005-08-01 James E Wilson <wilson@specifix.com>
8818 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8819 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8820 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8822 * config/mips/predicates.md (const_call_insn_operand): Add check for
8823 SYMBOL_REF_LONG_CALL_P.
8824 * doc/extend.texi (long_call): Document the new attribute.
8826 2005-08-01 Ian Lance Taylor <ian@airs.com>
8827 Richard Henderson <rth@redhat.com>
8829 * Makefile.in (RTL_BASE_H): Add real.h.
8830 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8832 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8834 * rtl.c (rtl_check_failed_code_mode): New.
8835 * rtl.h (struct rtx_def): Add u.rv.
8836 (XCMWINT, XCNMPRV): New.
8837 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8838 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8840 2005-08-01 Richard Henderson <rth@redhat.com>
8842 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8843 with auto-inc codes.
8845 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8847 2005-08-01 Jan Hubicka <jh@suse.cz>
8849 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8850 * i386.c: Include dwarf2.h
8851 (asm_preferred_eh_data_format): New.
8852 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8854 2005-08-01 Ian Lance Taylor <ian@airs.com>
8856 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8857 randomize_va_space for virtual address randomization control.
8859 2005-08-01 Steven Bosscher <stevenb@suse.de>
8861 * common.opt (flag_ipa_cp): Put in right place to maintain
8864 2005-08-01 Jan Hubicka <jh@suse.cz>
8866 * profile.c (compute_value_histograms): Fix thinko.
8867 * value-prof.c: Include toplev.h
8868 (check_counter): New function.
8869 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8870 tree_mod_subtract_transform): Add sanity check.
8872 2005-08-01 Richard Guenther <rguenther@suse.de>
8874 PR tree-optimization/23133
8875 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8876 current functions parameter decls to find defs to cse
8879 2005-08-01 Richard Guenther <rguenther@suse.de>
8881 PR tree-optimization/23109
8882 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8883 If trapping math is in effect, use post-dominator information
8884 to check if we'd in any case reach a trapping point before
8885 doing the reciprocal insertion.
8886 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8887 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8888 expressions are invariant only if trapping math is not in effect.
8890 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8892 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8893 cgraph_function_versioning): New declarations.
8894 * cgraphunit.c: Add include to ipa-prop.h.
8895 (update_call_expr, cgraph_copy_node_for_versioning,
8896 cgraph_function_versioning): New functions.
8897 * integrate.c (copy_decl_for_inlining): Remove.
8898 * ipa-prop.h (ipa_replace_map): New struct.
8899 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8900 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8901 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8902 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8903 ipcp_iterate_stage, ipcp_method_scale_print,
8904 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8905 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8906 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8907 ipcp_update_bb_counts, ipcp_update_profiling,
8908 ipcp_update_edges_counts): New functions.
8909 (ipcp_method_cval_init): Remove restriction regarding local methods.
8910 (ipcp_init_stage): Add ipcp_method_compute_scale.
8911 (ipcp_insert_stage): Add versioning.
8912 (ipcp_structures_print): Add ipcp_method_scale_print.
8913 (ipcp_driver): Dump profiling info.
8914 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8915 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8916 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8917 (struct inline_data): Add versioning_p, ipa_info, new fields.
8918 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8919 declare_return_variable): Replace calls to copy_decl_for_inlining with
8921 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8923 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8924 Add argument VERSIONING.
8925 (copy_arguments_for_versioning, copy_static_chain,
8926 function_versionable_p, tree_versionable_function_p,
8927 tree_function_versioning, replace_ref_tree): New functions.
8928 * tree-inline.h: Include varray.h.
8929 (tree_versionable_function_p, tree_function_versioning,
8930 tree copy_decl_for_dup): New declarations.
8932 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8934 * ipa-cp.c: New file. Contains IPCP specific functionality.
8935 * ipa-prop.h: New file. Contains structures/definitions that can be
8936 used by several interprocedural data flow optimizations (and also IPCP).
8937 * ipa-prop.c: New file.
8938 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8939 * common.opt: Add ipa-cp flag.
8940 * timevar.def: Add IPCP optimization.
8941 * tree-optimize.c (init_tree_optimization_passes): Schedule
8943 * tree-pass.h (pass_ipa_cp): Declare.
8945 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8947 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8948 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8949 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8950 config/i386/i386.c, config/mips/mips.h,
8951 config/rs6000/rs6000.h, config/sh/sh.c,
8952 config/stormy16/stormy16.c: Fix comment typos.
8954 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8957 * c-typeck.c (build_binary_op): Use common_type wrapper on
8959 (common_type): Update comment.
8961 2005-07-31 Steven Bosscher <stevenb@suse.de>
8964 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8965 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8966 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8968 2005-07-31 Jan Hubicka <jh@suse.cz>
8970 * pretty-print.h (pp_widest_integer): New macro.
8971 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8974 2005-07-31 Jan Hubicka <jh@suse.cz>
8976 * output.h (enum section_category): Export from varasm.c
8977 (categorize_decl_for_section): Likewise.
8978 * varasm.c (enum section_category): Kill.
8979 (categorize_decl_for_section): Make global.
8980 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8982 * i386.c (ix86_section_threshold): New static variable.
8983 (ix86_in_large_data_p, ix86_encode_section_info,
8984 x86_64_elf_unique_section,
8985 x86_64_elf_select_section): New functions.
8986 (TARGET_ENCODE_SECTION_INFO): Define
8987 (override_options): Enable medium model for PIC.
8988 (ix86_expand_prologue): Expand gen_set_got_rex64.
8989 (legitimate_constant_p): Handle new UNSPECs.
8990 (legitimate_pic_address_disp_p): Likewise.
8991 (legitimize_pic_address): Lower MEDIUM model addressing.
8992 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8993 (enum cmodel): Add MEDIUM_PIC.
8994 (SYMBOL_REF_FAR_ADDR_P): New macro.
8995 (SYMBOL_FLAG_FAR_ADDR): New flag.
8996 * i386.md (movdi): Support medium model.
8997 (set_got_rex64): New pattern.
8998 * i386.opt (mlarge-data-threshold): New flag.
8999 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9000 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9001 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9002 TARGET_ASM_UNIQUE_SECTION): New.
9004 * invoke.texi (-mlarge_data_threshold): Document
9006 2005-07-31 Jan Hubicka <jh@suse.cz>
9008 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9009 (coalesce_vars): Likewise.
9010 * tree-ssa-live.c (coalesce_cost): New.
9011 (build_tree_conflict_graph): Use coalesce_cost.
9012 * tree-ssa-live.h (coalesce_cost): Declare.
9014 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9016 * arm.md (all peepholes for post-increment operations): Delete.
9017 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9018 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9019 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9020 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9021 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9023 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9025 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9028 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9031 * doc/invoke.texi: Document -rdynamic.
9033 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9036 * c-parser.c (c_parser_parms_list_declarator): Call
9037 mark_forward_parm_decls.
9038 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9039 decls with visibility structure.
9041 2005-07-30 Paul Brook <paul@codesourcery.com>
9043 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9045 2005-07-30 Paul Brook <paul@codesourcery.com>
9047 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9049 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9051 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9053 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9056 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9057 nested function declarators.
9058 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9059 (grokparms): Call warn_if_shadowing for parameters used within the
9061 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9062 not used within the parameter list.
9063 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9065 2005-07-30 Jan Hubicka <jh@suse.cz>
9067 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9068 * i386.c (ix86_fixup_binary_operands): Likewise.
9069 (ix86_expand_unary_operator): Likewise.
9070 (ix86_expand_fp_absneg_operator): Likewise.
9071 * optabs.c (expand_vec_cond_expr): Validate dest.
9073 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9076 * real.c (real_from_string): Also set last bit if there is a
9077 nonzero hex digit beyond GCC's internal precision after ".".
9079 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9081 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9082 define_constants. Change duplicate values to unassigned numbers.
9083 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9084 (*altivec_vspltsf): New.
9085 (altivec_vperm_v4sf): Delete.
9086 (altivec_vperm_<mode>): Use mode macro V.
9087 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9088 (altivec_predicate_v4sf): Delete.
9089 (altivec_predicate_<mode>): Use mode macro V.
9090 (*altivec_lvesfx): New.
9091 (*altivec_stvesfx): New.
9092 (vec_realign_load_v4sf): Delete.
9093 (vec_realign_load_<mode>): Use mode macro V.
9094 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9097 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9100 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9102 * configure: Regenerated.
9104 2005-07-29 Paul Brook <paul@codesourcery.com>
9106 * doc/install.texi: Add link to GFortran binaries wiki page.
9108 2005-07-29 David Ung <davidu@mips.com>
9110 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9111 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9112 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9113 * config/mips/mips.md (cpu): Add 5kf name.
9114 (includes): Includes 5k.md.
9115 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9116 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9119 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9122 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9123 (cleanup_tree_cfg): ... here.
9124 Call cleanup_tree_cfg_1 until there are no more cleanups to
9127 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9129 * tree-vrp.c (compare_range_with_value): Return true or false
9130 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9131 EQ_EXPR respectively.
9133 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9135 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9138 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9140 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9141 (tree_ssa_dominator_optimize): Increment it.
9142 (dump_dominator_optimization_stats): Print it.
9144 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9145 Steven Bosscher <stevenb@suse.de>
9147 PR rtl-optimization/23117
9148 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9149 when head == tail. Tidy comment.
9151 2005-07-28 Richard Henderson <rth@redhat.com>
9153 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9154 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9155 * jump.c (rtx_renumbered_equal_p): Likewise.
9156 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9157 CONST_INT and CONST_DOUBLE.
9158 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9159 * reload.c (operands_match_p): Special case CONST_INT and
9160 CONST_DOUBLE; check mode earlier.
9162 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9165 * c-typeck.c (convert_for_assignment): Do not check
9166 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9168 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9171 * c-typeck.c (composite_type): Prefer constant size arrays to
9174 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9177 * real.c (real_from_string): Set last bit if there is a nonzero
9178 hex digit beyond GCC's internal precision.
9180 2005-07-28 Richard Henderson <rth@redhat.com>
9183 * cfgcleanup.c (try_forward_edges): Watch out for end of
9186 2005-07-28 James E Wilson <wilson@specifixinc.com>
9189 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9191 2005-07-28 Jan Hubicka <jh@suse.cz>
9193 * Makefile.in (rtl-profile.o): Kill all traces of it.
9194 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9195 * coverage.h (rtl_coverage_counter_ref): Kill.
9196 * opts.c (flag_speculative_prefetching_set): Kill.
9197 (flag_loop_optimize_set): New.
9198 (common_handle_option): Disable loop optimizer when profiling;
9199 do not handle speculative prefetching.
9200 * passes.c (init_optimization_passes): Replace pass_profiling combo
9201 by branch_prob pass.
9202 * profile.c (compute_value_histograms): Update for simplified value
9204 (rtl_register_profile_hooks): Kill.
9205 (pass_profiling): Kill.
9206 (rest_of_handle_branch_prob): Do not profile.
9207 * toplev.c (process_options): Remove speculative prefetching.
9208 * toplev.h (flag_tree_based_profiling): Kill.
9209 * tree-profile.c (prepare_instrumented_value,
9210 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9211 tree_gen_one_value_profiler, do_tree_profiling): Update for
9212 simplified datastructures.
9213 * value-prof.c: Add comment that speculative prefetching was dropped;
9214 update rest of file for simplified datastructures.
9215 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9216 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9217 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9218 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9219 rtl_mod_subtract, gen_speculative_prefetch,
9220 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9221 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9222 (gate_handle_value_profile_transformations,
9223 rest_of_handle_value_profile_transformations,
9224 pass_value_profile_transformations): Kill.
9225 * value-prof.h (histogram_value_t): Remove IL based unions.
9226 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9227 rtl_profile_hooks): Remove hooks.
9229 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9231 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9232 (cgraph_clone_node): Likewise.
9233 * cgraph.h (cgraph_clone_edge): Update prototype.
9234 (cgraph_clone_node): Likewise.
9235 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9237 (lookup_recursive_calls): Consider profile.
9238 (cgraph_decide_recursive_inlining): Fix updating; use new
9239 probability argument; use profile.
9240 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9241 * tree-inline.c (copy_bb): Update clal of clone_edge.
9242 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9244 * invoke.texi (min-inline-recursive-probability): Document.
9246 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9248 * doc/install.texi (Configuration): Update Valgrind homepage.
9250 2005-07-28 Richard Henderson <rth@redhat.com>
9253 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9254 labels we want to delete.
9255 (cfg_layout_merge_blocks): Likewise.
9257 2005-07-28 Richard Henderson <rth@redhat.com>
9260 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9261 when expanding to nothing.
9263 2005-07-28 Josh Conner <jconner@apple.com>
9265 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9266 (cgraph_decide_inlining_of_small_functions): Likewise.
9268 2005-07-28 Josh Conner <jconner@apple.com>
9270 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9271 direction of badness if negative.
9272 (cgraph_default_inline_p): Add reason to parameters, and assign it
9274 (cgraph_decide_inlining_of_small_functions): New parameter in call
9275 to cgraph_default_inline_p.
9276 (cgraph_decide_inlining_incrementally): Likewise.
9277 * cgraphunit.c (decide_is_function_needed): Likewise.
9278 * cgraph.h (cgraph_default_inline_p): Likewise.
9280 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9282 * builtins.c: Fix comment typo(s).
9283 * genautomata.c: Likewise.
9284 * gimplify.c: Likewise.
9285 * tree-dfa.c: Likewise.
9286 * tree-flow-inline.h: Likewise.
9287 * tree-into-ssa.c: Likewise.
9288 * tree-ssa-alias.c: Likewise.
9289 * tree-ssa-ccp.c: Likewise.
9290 * tree-ssa-copy.c: Likewise.
9291 * tree-ssa-dce.c: Likewise.
9292 * tree-ssa-dom.c: Likewise.
9293 * tree-ssa-operands.c: Likewise.
9294 * tree-tailcall.c: Likewise.
9295 * tree-vectorizer.c: Likewise.
9296 * tree-vrp.c: Likewise.
9299 2005-07-28 Jeff Law <law@redhat.com>
9301 * tree-vrp.c (test_for_singularity): Extracted from ...
9302 (simplify_cond_using_ranges): Attempt to simplify a relational
9303 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9305 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9307 PR tree-optimization/22506
9308 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9309 phis whose argument is constant.
9311 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9313 PR rtl-optimization/18992
9314 Back out this patch:
9315 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9316 PR optimization/12142
9317 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9318 uses of the register in the SET_SRC. Remove unnecessary argument.
9320 Replace it with this:
9321 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9322 if flag_non_call_exceptions is set and the insn may trap, pass
9323 pc_rtx as dest for recursion.
9324 In SET_SRC part of SET case, if dest is already set, pass it down
9327 2005-07-28 Jan Hubicka <jh@suse.cz>
9329 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9330 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9331 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9333 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9334 profile when available.
9336 2005-07-28 Jan Beulich <jbeulich@novell.com>
9338 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9339 (ia64_print_operand): Describe and handle 'X'.
9340 (ia64_register_move_cost): Also handle FP_REGS.
9341 (ia64_preferred_reload_class): Likewise.
9342 (ia64_secondary_reload_class): Likewise.
9343 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9344 it. Also check for ITANIUM_CLASS_FLDP.
9345 * config/ia64/ia64.h (FP_REGNO_P): New.
9346 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9347 (reg_class): Add FP_REGS.
9348 (REG_CLASS_NAMES): Adjust for it.
9349 (REG_CLASS_CONTENTS): Likewise.
9350 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9351 (REG_CLASS_FROM_LETTER): Handle 'x'.
9352 (CLASS_MAX_NREGS): Handle FP_REGS.
9353 (MEMORY_MOVE_COST): Likewise.
9354 * config/ia64/ia64.md (itanium_class): Add fldp.
9355 (type): Handle fldp.
9356 (movti_internal): More allowable operand combinations. Use ldfp8 when
9357 splitting unnecessary. Remove predicable attribute. Adjust
9358 itanium_class attribute.
9359 (smuldi3_highpart): Remove outdated comment.
9360 (mulditi3, umulditi3, rotlti3): New expanders.
9361 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9362 (absti2): Disabled new insn for future reference.
9363 Respective new splitters.
9364 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9365 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9366 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9368 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9370 PR rtl-optimization/23047
9371 * simplify-rtx.c (simplify_const_relational_operation): Respect
9372 flag_wrapv for comparisons with ABS.
9374 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9376 PR tree-optimization/22493
9377 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9378 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9380 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9382 * config/frv/frv.opt (moptimize-membar): New.
9384 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9386 * config/frv/frv.h: Remove machine_function definition.
9388 * config/frv/frv.c (struct frv_io): New.
9389 (struct machine_function): Moved from frv.h. Add has_membar_p.
9390 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9391 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9392 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9393 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9394 (frv_reorg): Call frv_optimize_membar when appropriate.
9395 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9396 (frv_expand_builtin): Adjust calls accordingly.
9397 (frv_io_address_cookie): New function.
9398 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9399 load or store rather than a special insn. Add ccnstant address and
9400 io-type operands to the membar.
9401 (frv_ifcvt_modify_tests): Unsign regno.
9402 (frv_ifcvt_modify_tests): Same.
9404 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9405 UNSPEC_OPTIONAL_MEMBAR constant.
9406 (builtin_read_<mode>): Delete.
9407 (builtin_write_<mode>): Delete.
9408 ("optional_membar_<mode>"): Add operand.
9410 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9411 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9412 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9413 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9414 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9415 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9416 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9417 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9418 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9420 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9422 * df.c (df_uses_record): Handle SCRATCH.
9424 2005-07-28 Steven Bosscher <stevenb@suse.de>
9427 * passes.c (rest_of_decl_compilation): If decl is a type and
9428 we have encountered errors, don't emit debug information.
9430 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9432 * params.def: Fixed comment.
9434 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9437 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9438 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9439 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9441 2005-07-27 Steven Bosscher <stevenb@suse.de>
9444 * varasm.c (assemble_start_function): Don't do anything that may
9445 require a CFG if the current function is a thunk.
9447 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9449 * doc/install.texi (Prerequisites): Mention that perl is needed
9450 to do export control in libstdc++ targetting Darwin.
9452 2005-07-27 Steven Bosscher <stevenb@suse.de>
9454 PR rtl-optimization/17808
9455 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9456 (sched_insns_conditions_mutex_p): Split out from...
9457 (add_dependence): ...here. But don't call it from here.
9458 (add_dependence_list): Check sched_insns_conditions_mutex_p
9459 before calling add_dependence.
9460 (add_dependence_list_and_free): Likewise.
9461 (fixup_sched_groups): Likewise.
9462 (sched_analyze_1): Likewise.
9463 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9464 (sched_analyze): Likewise.
9465 (sched_analyze_insn): Likewise.
9466 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9467 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9468 dependencies on all COND_EXEC insns to jumps ending basic blocks
9469 when doing intrablock scheduling.
9470 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9472 2005-07-27 Jeff Law <law@redhat.com>
9474 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9475 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9476 equivalency sets, correctly handle the case were vr0 has an
9477 equivalency set, but vr1 does not.
9479 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9481 PR tree-optimization/23073
9482 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9483 vect_print_dump_info before fprintf.
9485 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9487 PR tree-optimize/22348
9488 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9489 Fold the partial computation.
9491 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9493 PR tree-optimization/22325
9494 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9496 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9498 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9499 (force_var_cost): ... this function.
9500 (compute_phi_arg_on_exit): Export.
9502 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9504 PR tree-optimization/20773
9505 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9508 2005-07-27 Richard Guenther <rguenther@suse.de>
9510 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9511 Avoid pushing again if current struct contains only
9512 fields we decomposed.
9514 2005-07-27 Jan Hubicka <jh@suse.cz>
9516 PR tree-optimization/22574
9517 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9520 * tree-tailcall.c (decrease_profile): New function.
9521 (eliminate_tail_call): Use it.
9523 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9524 visibility flags correctly in whole program mode.
9526 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9528 PR rtl-optimization/22472
9529 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9531 2005-07-26 Steven Bosscher <stevenb@suse.de>
9533 PR tree-optimization/22504
9534 * tree-complex.c (expand_complex_addition): Use 'code' instead
9535 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9537 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9539 * config.gcc (cpu_type): Add frv case.
9540 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9541 (supported_defaults): Add fr550 case.
9543 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9546 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9547 whether a pointer of type T * may point to objects of type T *.
9549 2005-07-26 DJ Delorie <dj@redhat.com>
9551 * configure: Regenerate.
9553 2005-07-26 Dale Johannesen <dalej@apple.com>
9555 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9557 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9559 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9560 Clarify use of "build" in name.
9562 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9564 * doc/extend.texi (Raw read/write Functions): New section.
9565 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9566 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9567 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9568 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9569 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9570 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9571 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9572 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9573 * config/frv/frv.c: Add bdesc_loads global.
9574 Add bdesc_stores global.
9575 (frv_init_builtins): Add support for __builtin_{read/write}*.
9576 (frv_volatile_memref): New.
9577 (frv_expand_load_builtin): New.
9578 (frv_expand_store_builtin): New.
9579 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9580 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9581 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9582 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9583 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9584 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9585 (builtin_read_<mode>): New.
9586 (builtin_write_<mode>): New.
9587 (builtin_write64): New.
9588 (optional_membar_<mode>): New.
9590 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9592 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9593 (rather than units) against HOST_BITS_PER_WIDE_INT.
9595 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9597 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9598 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9599 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9600 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9603 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9604 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9605 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9607 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9609 2005-07-26 Richard Guenther <rguenther@suse.de>
9611 PR tree-optimization/22486
9612 * fold-const.c (fold_unary): Fold away useless component
9613 references of the form (T *)&T.x, if the address
9616 2005-07-25 James E Wilson <wilson@specifixinc.com>
9618 * dwarf2out.c (add_call_src_coords_attributes): New.
9619 (gen_inlined_subroutine_die): Call it.
9620 (maybe_emit_file, init_file_table): Add comments.
9621 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9623 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9624 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9625 * tree.h (BLOCK_SOURCE_LOCATION): New.
9626 (struct tree_block): New field locus.
9628 2005-07-26 Andreas Schwab <schwab@suse.de>
9630 PR rtl-optimization/23043
9631 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9632 when allocating a struct unoccr.
9634 2005-07-25 Richard Henderson <rth@redhat.com>
9637 * tree-complex.c (gate_no_optimization): True if errors.
9638 * Makefile.in (tree-complex.o): Update dependencies.
9640 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9642 * config/frv/predicates.md (integer_register_operand): Use
9645 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9648 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9650 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9652 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9654 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9655 types when flag_unsafe_math_optimizations is true.
9657 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9659 * gcc.c (option_map): Add --sysroot.
9660 (process_command): Handle --sysroot.
9661 (display_help): Document it.
9662 * doc/cppopts.tex (-isysroot): Document.
9663 * doc/invoke.texi (--sysroot): Document.
9664 * doc/install.texi (--with-build-sysroot): Document.
9666 * Makefile.in (inhibit_libc): New variable.
9667 (INHIBIT_LIBC_CFLAGS): Likewise.
9668 (LIBGCC2_CFLAGS): Include
9669 $(INHIBIT_LIBC_CFLAGS).
9670 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9671 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9672 ($(T)crtend.o): Likewise.
9673 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9674 ($(T)crtendS.o): Likewise.
9675 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9676 ($(T)crtendT.o): Likewise.
9677 (stmp-fixinc): Do not complain about missing headers if
9679 * configure.ac (inhibit_libc): Set it to true/false.
9680 (--with-build-sysroot): New option. Use it to set
9682 * configure: Regenerated.
9684 2005-07-25 Manfred Hollstein <mh@suse.com>
9686 * calls.c (store_one_arg): Fix unsigned comparison warning.
9688 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9691 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9692 (ggc_print_statistics): Initialize variable before use.
9694 2005-07-25 Richard Guenther <rguenther@suse.de>
9696 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9697 calling with a PHI_NODE argument.
9699 * tree-flow-inline.h (overlap_subvar): Protect against
9702 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9704 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9705 * configure: Regenerate.
9707 2005-07-25 Ira Rosen <irar@il.ibm.com>
9709 * expr.c (highest_pow2_factor): Make extern.
9710 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9711 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9712 record_array_differ_p, array_ptr_differ_p): Likewise.
9713 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9714 additional cases. Call the above functions.
9715 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9716 base_object_differ_p when there are two base objects. Otherwise, compare
9717 base address and offset. Call may_alias_p.
9718 (dump_data_reference): Use a correct field name.
9719 (analyze_array): Make static. Initialize new data-ref fields.
9720 (analyze_indirect_ref): New function.
9721 (init_data_ref): Initialize new data-ref fields.
9722 (strip_conversion): Moved from tree-vect-analyze.c.
9723 (analyze_offset_expr, get_ptr_offset, address_analysis,
9724 object_analysis): Likewise.
9725 (analyze_offset): New function.
9726 (create_data_ref): Likewise.
9727 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9728 dimensions for ARRAY_REFs only.
9729 (build_classic_dist_vector): Make static.
9730 (access_functions_are_affine_or_constant_p): Call macro to get the
9731 address of access functions.
9732 (compute_all_dependences): Add new parameter
9733 compute_self_and_read_read_dependences. Compute self and read-read
9734 dependences if it is true.
9735 (find_data_references_in_loop): Call create_data_ref. Initialize new
9737 (compute_data_dependences_for_loop): Add new parameter
9738 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9739 compute nb_loops. Call compute_all_dependences,
9740 build_classic_dist_vector and build_classic_dir_vector with correct
9742 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9743 with correct parameters. Compare dimensions for ARRAY_REFs only.
9744 (free_data_refs): Call macro to free access functions.
9745 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9746 fields from stmt_vinfo.
9747 (struct base_object_info): New structure.
9748 (struct data_reference): Move fields to base_object_info. Add fields
9749 first_location and object_info for above structures. Move fields from
9750 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9751 aligned_to. Add macros to access the new fields.
9752 Update functions declarations.
9753 * tree-flow.h (is_aliased_with): Declare.
9754 * tree-loop-linear.c (linear_transform_loops): Call
9755 compute_data_dependences_for_loop with correct parameters.
9756 * tree-ssa-alias.c (is_aliased_with): New function.
9757 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9758 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9759 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9760 vect_base_addr_differ_p, compute_subscript_distance and
9761 build_classic_dist_vector. Add printings. Check absolute value of
9763 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9765 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9766 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9767 to bytes. Add printing.
9768 (vect_compute_data_refs_alignment): Go through loads and stores in one
9770 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9771 vect_analyze_data_ref_access): Likewise.
9772 (vect_analyze_pointer_ref_access): Remove.
9773 (vect_address_analysis, vect_object_analysis): Likewise.
9774 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9775 and analyze data-refs in the loop.
9776 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9777 fields of data-ref instead of stmt. Add init to the offset from the
9779 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9780 (vect_update_init_of_dr): Likewise.
9781 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9782 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9784 (new_loop_vec_info): Initialize new fields.
9785 (destroy_loop_vec_info): Free new fields.
9786 (vect_strip_conversion): Remove.
9787 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9788 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9789 datarefs. Add new field ddrs.
9790 Add macros for the new fields access.
9791 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9792 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9793 Remove their macros.
9794 * tree.h (highest_pow2_factor): Declare.
9796 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9798 * calls.c (store_one_arg): Check for sibling call MEM arguments
9799 from already clobbered incoming argument area.
9801 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * c-common.c (check_missing_format_attribute): New.
9804 * c-common.h (check_missing_format_attribute): Likewise.
9805 * c-typeck.c (convert_for_assignment): Use it.
9807 2005-07-24 Andreas Schwab <schwab@suse.de>
9809 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9810 register use a word move. Correct operand of ext.w in 68000 code.
9812 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9814 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9815 variables as declarations, rather than definitions.
9817 2005-07-24 Ira Rosen <irar@il.ibm.com>
9819 PR tree-optimization/22526
9820 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9823 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9825 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9826 that C99 reserve for future use. Use it to define clog10,
9827 clog10f and clog10l.
9829 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9831 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9832 * configure.ac: Check for -Wmissing-format-attribute.
9834 * configure: Regenerate.
9836 2005-07-23 Richard Henderson <rth@redhat.com>
9838 PR tree-optimization/22623
9839 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9841 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9844 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9846 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9848 * Makefile.in (C_TREE_H): Update dependencies.
9849 * c-tree.h: Include toplev.h.
9850 * diagnostic.h (diagnostic_set_info): Add format attribute.
9851 * rtl-error.c (diagnostic_for_asm): Likewise.
9853 2005-07-23 Chao-ying Fu <fu@mips.com>
9855 * config/mips/mips-dsp.md: New file.
9856 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9857 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9859 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9860 MIPS_BUILTIN_BPOSGE32.
9861 (mips_expand_builtin_direct): Add one parameter to indicate that
9862 builtin functions need to return a value.
9863 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9865 (mips_regno_to_class): Add classes for 12 new DSP registers.
9866 (mips_subword): Change to check four HI registers.
9867 (mips_output_move): Output move to and from 6 new DSP accumulators.
9868 (override_options): Make sure -mdsp and -mips16 are not used together.
9869 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9871 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9873 (print_operand): Add 'q' for printing DSP accumulators.
9874 (mips_cannot_change_mode_class): Check ACC_REGS.
9875 (mips_secondary_reload_class): Check ACC_REGS.
9876 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9877 (mips_register_move_cost): Check ACC_REGS.
9878 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9879 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9880 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9881 (dsp_bdesc): New array.
9882 (bdesc_arrays): Add DSP builtin function table.
9883 (mips_prepare_builtin_arg): Check predicate again after
9885 (mips_expand_builtin): Add one more parameter to
9886 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9887 MIPS_BUILTIN_BPOSGE32.
9888 (mips_init_builtins): Initialize new function types.
9889 (mips_expand_builtin_direct): Check if builtin functions need to
9890 return a value and pass operands properly.
9891 (mips_expand_builtin_bposge): New function.
9892 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9893 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9894 (FIRST_PSEUDO_REGISTER): Increase to 188.
9895 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9896 Update for 12 new DSP registers.
9897 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9898 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9899 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9900 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9901 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9902 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9903 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9904 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9905 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9906 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9907 (REGISTER_NAMES): Add names for 12 new DSP registers.
9908 * config/mips/mips.md: Include mips-dsp.md.
9909 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9910 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9911 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9912 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9913 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9914 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9915 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9916 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9917 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9918 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9919 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9920 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9921 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9922 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9923 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9924 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9925 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9926 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9927 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9928 (UNSPEC_RDDSP): New constants.
9929 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9930 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9932 * config/mips/mips.opt (-mdsp): New option.
9933 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9934 (reg_imm10_operand): New predicates.
9935 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9936 * doc/invoke.texi (-mdsp): Document new option.
9938 2005-07-22 DJ Delorie <dj@redhat.com>
9940 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9942 * tree-inline.c (inlinable_function_p): Likewise.
9944 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9947 * toplev.c (check_global_declarations): Do not mark undefined
9948 variables as DECL_IGNORED_P.
9949 * varasm.c (first_global_object_name): GTY it.
9950 (weak_global_object_name): Likewise.
9951 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9952 a string to go into {weak,first}_global_object_name.
9954 2005-07-22 DJ Delorie <dj@redhat.com>
9956 * c-format.c (check_function_format): Change warning control
9957 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9959 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9961 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9962 &PTR->FLD a dereference of PTR.
9963 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9964 a potential dereference of PTR.
9966 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9968 PR rtl-optimization/20370
9969 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9970 call allocate_reg_info if necessary.
9972 PR rtl-optimization/21848
9973 * calls.c (emit_library_call_value_1): For const functions, add
9974 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9976 PR rtl-optimization/22445
9977 * cselib.c (target.h): Include.
9978 (rtx_equal_for_cselib_p): Allow commutative matches.
9979 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9980 Remove MODE parameter. Changed all callers.
9982 PR rtl-optimization/22258
9983 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9985 (try_combine): Use likely_spilled_retval_p.
9987 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9989 * config.gcc: Add crx-elf support.
9991 * doc/contrib.texi: Mention crx.
9992 * doc/extend.texi: Document crx extensions.
9993 * doc/install.texi: Document crx install.
9994 * doc/invoke.texi: Document crx options.
9995 * doc/md.texi: Document crx constraints.
9997 * config/crx/crx-protos.h: New file.
9998 * config/crx/crx.c: New file.
9999 * config/crx/crx.h: New file.
10000 * config/crx/crx.md: New file.
10001 * config/crx/crx.opt: New file.
10002 * config/crx/t-crx: New file.
10004 2005-07-22 Manfred Hollstein <mh@suse.com>
10006 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10008 (int_add_graph_edge): Likewise.
10009 (collapse_nodes): Likewise.
10010 (process_unification_queue): Likewise.
10012 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10013 Laurent GUERBY <laurent@guerby.net>
10015 PR tree-optimization/22336
10016 * function.c (record_block_change): Check for
10017 cfun->ib_boundaries_block.
10019 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10021 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10022 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10024 2005-07-21 DJ Delorie <dj@redhat.com>
10026 * toplev.c (warn_deprecated_use): Add warning control to warning
10028 * c-typeck.c (parser_build_binary_op): Likewise.
10029 (c_finish_if_stmt): Likewise.
10030 * c-common.c (check_function_sentinel): Likewise.
10031 (check_nonnull_arg): Likewise.
10033 2005-07-21 Richard Henderson <rth@redhat.com>
10036 * tree-complex.c (complex_ssa_name_components): New.
10037 (cvc_lookup): Allow entry not found.
10038 (create_components): Remove.
10039 (create_one_component_var, get_component_var): New.
10040 (get_component_ssa_name, set_component_ssa_name): New.
10041 (extract_component): Use get_component_ssa_name.
10042 (update_complex_components): Use set_component_ssa_name.
10043 (update_complex_components_on_edge): Likewise.
10044 (update_phi_components): Create new PHI nodes directly, instead
10045 of adding insns to edges.
10046 (tree_lower_complex): Allocate and free complex_variable_components
10047 and complex_ssa_name_components here.
10049 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10051 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10052 revert to returning false.
10054 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10057 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10059 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10062 * config/i386/i386.md (cmpxf): Change operand constraints
10063 to "nonmemory_operand".
10065 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10067 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10069 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10071 PR middle-end/21180
10072 * fold-const.c (fold_build1): Add checksum for the operands.
10073 (fold_build2): Likewise.
10074 (fold_build3): Likewise.
10076 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10078 PR middle-end/19055
10079 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10081 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10083 * common.opt (-fforward-propagate): Committed by mistake,
10086 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10088 * reg-stack.c: Fix comment typo(s).
10089 * tree-ssa-operands.c: Likewise.
10090 * tree-vectorizer: Likewise.
10092 2005-07-21 Nick Clifton <nickc@redhat.com>
10094 * config/sh/symbian.c: Replace C++ style line comments with C
10095 style line comments.
10096 (symbian_add_attribute): Do not use a ? operator on the LHS of
10098 (sh_symbian_handle_dll_attribute): Change the type of the
10099 method vector to "VEC(tree,gc)*" and use vector accessor
10100 macros to walk over the elements.
10101 (symbian_export_vtable_and_rtti_p): Likewise.
10102 (symbian_class_needs_attribute_p): Likewise.
10104 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10107 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10108 initialize targetm.resolve_overloaded_builtin here.
10109 (altivec_expand_overloaded_builtin): Make it non-static.
10110 * config/rs6000/rs6000-protos.h
10111 (altivec_expand_overloaded_builtin): New prototype.
10112 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10113 targetm.resolve_overloaded_builtin here.
10114 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10116 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10117 Zdenek Dvorak <dvorakz@suse.cz>
10119 PR tree-optimization/19210
10120 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10122 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10123 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10124 rely on unproven assumptions.
10125 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10126 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10127 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10128 to number_of_iterations_exit.
10129 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10130 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10131 * tree-ssa-loop-niter.c (find_loop_niter,
10132 estimate_numbers_of_iterations_loop): Likewise.
10133 (number_of_iterations_exit): Honor the new options.
10134 * doc/invoke.texi (Wunsafe-loop-optimizations,
10135 funsafe-loop-optimizations): Document them.
10137 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10139 PR rtl-optimization/22167
10140 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10142 2005-07-20 Adam Nemet <anemet@lnxw.com>
10144 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10145 __do_global_dtors_aux longcall.
10147 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10149 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10150 (old_special_pred_table): Don't reference
10151 SPECIAL_MODE_PREDICATES.
10152 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10153 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10154 * config/sh/predicates.h: Don't mention
10155 SPECIAL_MODE_PREDICATES.
10156 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10159 2005-07-20 DJ Delorie <dj@redhat.com>
10161 * config.gcc: Add m32c-elf support.
10163 * doc/contrib.texi: Mention m32c.
10164 * doc/extend.texi: Document m32c extensions.
10165 * doc/install.texi: Mention m32c.
10166 * doc/invoke.texi: Document m32c options.
10167 * doc/md.texi: Document m32c constraints.
10169 * config/m32c/addsub.md: New file.
10170 * config/m32c/bitops.md: New file.
10171 * config/m32c/cond.md: New file.
10172 * config/m32c/jump.md: New file.
10173 * config/m32c/m32c-lib1.S: New file.
10174 * config/m32c/m32c-lib2.c: New file.
10175 * config/m32c/m32c-modes.def: New file.
10176 * config/m32c/m32c-pragma.c: New file.
10177 * config/m32c/m32c-protos.h: New file.
10178 * config/m32c/m32c.abi: New file.
10179 * config/m32c/m32c.c: New file.
10180 * config/m32c/m32c.h: New file.
10181 * config/m32c/m32c.md: New file.
10182 * config/m32c/m32c.opt: New file.
10183 * config/m32c/minmax.md: New file.
10184 * config/m32c/mov.md: New file.
10185 * config/m32c/muldiv.md: New file.
10186 * config/m32c/predicates.md: New file.
10187 * config/m32c/prologue.md: New file.
10188 * config/m32c/shift.md: New file.
10189 * config/m32c/t-m32c: New file.
10191 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10193 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10194 (stack_protect_set, stack_protect_test): New expanders.
10195 (stack_protect_set_si, stack_protect_set_si_media,
10196 stack_protect_set_di_media, stack_protect_test_si,
10197 stack_protect_test_si_media, stack_protect_test_di_media):
10200 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10202 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10204 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10206 * tree.h (tree_expr_nonzero_p): Export.
10207 * fold-const.c (tree_expr_nonzero_p): Likewise.
10208 Return true for CALL_EXPRs that are alloca calls.
10209 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10211 * tree-flow.h (expr_computes_nonzero): Remove.
10212 * tree-vrp.c (expr_computes_nonzero): Remove.
10213 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10214 (extract_range_from_unary_expr): Likewise.
10215 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10216 tree_expr_nonzero_p.
10218 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10220 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10221 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10222 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10223 All callers changed.
10224 (frame_related_constant_load): New arg "related" which controls
10225 setting of RTX_FRAME_RELATED_P. All callers changed.
10226 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10227 (bfin_expand_prologue): Add stack limit checking.
10228 * config/bfin/bfin.md (trapifcc): New pattern.
10230 * config/bfin/bfin.c: Include "langhooks.h".
10231 (def_builtin): Go through lang_hooks to call builtin_function.
10233 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10234 * config/bfin/predicates.md (symbol_ref_operand): New.
10235 (call_insn_operand): Delete. All callers changed to use
10236 register_no_elim_operand.
10237 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10239 (function_arg): Use it to generate the call's operand 2.
10240 (bfin_longcall_p): New function.
10241 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10242 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10243 determine if the address needs to be in a REG.
10244 (bfin_handle_longcall_attribute): New function.
10245 (bfin_attribute_table): Add "longcall" and "shortcall".
10246 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10247 (CUMULATIVE_ARGS): New member call_cookie.
10248 (PREDICATE_CODES): Add symbol_ref_operand.
10249 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10250 extra USE to the pattern.
10251 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10252 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10253 sibcall_value_insn; now the new patterns handle direct calls and the
10254 old ones indirect calls.
10255 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10257 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10259 * doc/trouble.texi: Update section on handling of empty loops.
10261 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10263 * config.gcc: Remove support for sparc-*-openbsd*,
10264 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10266 * config.host: Remove support for i860-*-sysv4* as a host.
10267 * config/i860/*, config/ip2k/*, config/ns32k/*,
10268 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10269 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10270 mention obsolete ports.
10272 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10274 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10275 soft frame pointer.
10276 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10277 of frame_pointer_rtx.
10278 (sh_expand_epilogue): Likewise.
10279 (sh_set_return_address): Likewise.
10280 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10281 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10282 offsets from FRAME_POINTER_REGNUM.
10283 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10284 (sh_register_names): Add initializer for sfp.
10285 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10286 (VALID_REGISTER_P): Likewise.
10287 (FIRST_PSEUDO_REGISTER): Update.
10288 (DWARF_FRAME_REGISTERS): Define.
10289 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10290 (HARD_FRAME_POINTER_REGNUM): Define.
10291 (FRAME_POINTER_REGNUM): Redefine.
10292 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10293 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10294 from FRAME_POINTER_REGNUM.
10295 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10296 FRAME_POINTER_REGNUM.
10297 (REG_CLASS_CONTENTS): Add sfp.
10298 (REG_ALLOC_ORDER): Likewise.
10299 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10300 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10301 of frame_pointer_rtx.
10302 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10304 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10306 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10307 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10308 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10310 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10313 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10315 Make CONSTRUCTOR use VEC to store initializers.
10316 * c-common.c (complete_array_type): Update to cope with VEC in
10318 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10319 (pp_c_constructor_elts): New function.
10320 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10321 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10322 struct constructor_stack, struct initializer_stack,
10323 constructor_elements, push_init_level, pop_init_level,
10324 add_pending_init, find_init_member, output_init_element): Update to
10325 cope with VEC in CONSTRUCTOR_ELTS.
10326 * coverage.c (build_fn_info_value, build_ctr_info_value,
10327 build_gcov_info): Likewise.
10328 * expr.c (categorize_ctor_elements_1, store_constructor,
10329 expand_expr_real_1): Likewise.
10330 * fold-const.c (fold_ternary): Likewise.
10331 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10332 gimplify_init_constructor, gimplify_expr): Likewise.
10333 * tree-dump.c (dequeue_and_dump): Likewise.
10334 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10336 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10338 * tree-sra.c (generate_element_init_1): Likewise.
10339 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10340 * tree-ssa-operands.c (get_expr_operands): Likewise.
10341 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10342 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10343 (get_initial_def_for_reduction): Likewise.
10344 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10345 value handle in annotations.
10346 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10347 tree_node_structure): Add support for constr_kind.
10348 (build_vector_from_ctor, build_constructor_single,
10349 build_constructor_from_list): New functions.
10350 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10351 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10352 Update to cope with VEC in CONSTRUCTOR_ELTS.
10353 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10354 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10355 CONSTRUCTOR_APPEND_ELT): New macros.
10356 (struct constructor_elt, struct tree_constructor): New data types.
10357 (union tree_node): Add tree_constructor field.
10358 * treestruct.def: Define TS_CONSTRUCTOR.
10359 * varasm.c (const_hash_1, compare_constant, copy_constant,
10360 compute_reloc_for_constant, output_addressed_constants,
10361 initializer_constant_valid_p, output_constant,
10362 array_size_for_constructor, output_constructor): Update to cope with
10363 VEC in CONSTRUCTOR_ELTS.
10364 * vec.h (VEC_empty, VEC_copy): New macros.
10366 2005-07-19 Devang Patel <dpatel@apple.com>
10368 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10370 2005-07-19 Richard Henderson <rth@redhat.com>
10373 * gimplify.c (gimplify_expr): Use main variant type for the temp
10374 destination for a discarded volatile read.
10375 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10376 casts between non-void types that change volatility.
10378 2005-07-15 DJ Delorie <dj@redhat.com>
10380 * toplev.h: Add comment about the first parameter for warning().
10381 * errors.h: Likewise.
10383 * c.opt (Wpragmas): New.
10384 * doc/invoke.texi: Document it.
10386 * function.c (do_warn_unused_parameter): Add warning control to
10388 * c-decl.c (warn_if_shadowing): Likewise.
10389 * c-lex.c (cb_def_pragma): Likewise.
10390 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10391 (pop_alignment): Likewise.
10392 (handle_pragma_pack): Likewise.
10393 (apply_pragma_weak): Likewise.
10394 (handle_pragma_weak): Likewise.
10395 (handle_pragma_redefine_extname): Likewise.
10396 (add_to_renaming_pragma_list): Likewise.
10397 (handle_pragma_extern_prefix): Likewise.
10398 (maybe_apply_renaming_pragma): Likewise.
10399 (handle_pragma_visibility): Likewise.
10401 * config/c4x/c4x-c.c (BAD): Likewise.
10402 (c4x_parse_pragma): Likewise.
10403 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10404 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10405 (rs6000_pragma_longcall): Likewise.
10406 * config/v850/v850-c.c (pop_data_area): Likewise.
10407 (ghs_pragma_section): Likewise.
10408 (ghs_pragma_section): Likewise.
10409 (ghs_pragma_interrupt): Likewise.
10410 (ghs_pragma_starttda): Likewise.
10411 (ghs_pragma_startsda): Likewise.
10412 (ghs_pragma_startzda): Likewise.
10413 (ghs_pragma_endtda): Likewise.
10414 (ghs_pragma_endsda): Likewise.
10415 (ghs_pragma_endzda): Likewise.
10417 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10418 Kenneth Zadeck <zadeck@naturalbridge.com>
10420 * Makefile.in: Removed tree-promote-statics.c
10421 * tree-promote-statics.c: Removed.
10422 * common.opt: Removed flag-promote-statics.
10424 * passes.c: Removed tree-promote-statics pass.
10425 * tree-pass.h: Ditto.
10426 * timevar.def: Removed TV_PROMOTE_STATICS.
10429 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10431 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10433 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10435 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10438 * c-common.c (check_function_arguments): Call
10439 'check_function_format' if either -Wformat or
10440 -Wmissing-format-attribute are specified.
10441 * c-format.c (check_function_format): Check -Wformat before
10442 calling 'check_format_info'.
10443 * c-opts.c (c_common_post_options): Don't warn for
10444 -Wmissing-format-attribute without -Wformat.
10445 * c-typeck.c (convert_for_assignment): Detect additional cases for
10446 -Wmissing-format-attribute.
10447 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10450 2005-07-19 Richard Guenther <rguenther@suse.de>
10452 * config/i386/i386.md (lrint<mode>2): Use temporary
10453 instead of clobbering non-existent memory.
10455 2005-07-19 Nick Clifton <nickc@redhat.com>
10457 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10458 statement to avoid displaying ASCII control characters.
10460 2005-07-19 Ben Elliston <bje@au.ibm.com>
10462 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10463 * cfganal.c (find_edge_index): Ditto.
10464 * combine.c (combine_instructions): Ditto.
10465 * ddg.c (create_scc): Ditto.
10466 (find_successors): Ditto.
10467 (find_predecessors): Ditto.
10468 (find_nodes_on_paths): Ditto.
10469 (longest_simple_path): Ditto.
10470 * flow.c (update_life_info): Ditto.
10471 (count_or_remove_death_notes): Ditto.
10472 (clear_log_links): Ditto.
10473 * modulo-sched.c (generate_reg_moves): Ditto.
10474 (find_max_asap): Ditto.
10475 (find_max_hv_min_mob): Ditto.
10476 (find_max_dv_min_mob): Ditto.
10477 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10478 * sched-rgn.c (extract_edgelst): Ditto.
10479 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10480 (dump_update_ssa): Ditto.
10481 (ssa_names_to_replace) Ditto.
10482 (switch_virtuals_to_full_rewrite): Ditto.
10483 (update_ssa): Ditto.
10484 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10486 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10488 Fix PR tree-optimization/22483
10490 * tree-complex.c (create_components): Use
10491 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10492 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10493 * tree-flow.h (safe_referenced_var_iterator): New structure.
10494 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10495 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10496 safe_referenced_var iterator.
10497 (add_type_alias): Ditto.
10499 2005-07-19 Steven Bosscher <stevenb@suse.de>
10501 * loop-init.c (rest_of_handle_loop2): Remove.
10502 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10503 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10504 (pass_rtl_loop_init, pass_rtl_loop_done,
10505 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10506 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10507 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10508 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10509 pass_tree_loop_done, and pass_tree_unswitch.
10510 (gate_loop): Rename to gate_tree_loop.
10511 * passes.c (init_optimization_passes): Update for renamed tree
10512 loop passes. Add the new loop2 passes as subpasses of loop2.
10513 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10514 Update for the renamed tree loop passes.
10516 2005-07-18 Ian Lance Taylor <ian@airs.com>
10518 PR middle-end/22057
10519 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10520 blocks when optimizing.
10522 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10524 * common.opt (frename-registers): Initialize to 2.
10526 (fgcse-after-reload): Ditto.
10527 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10528 (process_options): Only change flag_web, flag_rename_registers,
10529 and flag_rerun_cse_after_loop if not explicitly set by user.
10531 2005-07-18 Jan Beulich <jbeulich@novell.com>
10533 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10534 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10535 in 64-bit mode the same as DImode in 32-bit mode.
10536 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10537 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10538 mode. Add new mode parameter.
10539 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10540 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10541 x86_64_shift_adj): New expanders.
10542 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10543 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10545 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10546 DImode shift splitters.
10547 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10548 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10551 2005-07-18 Jan Beulich <jbeulich@novell.com>
10553 * i386.md (movdi_extzv_1): New.
10554 (zero_extendhidi2): Combine alternatives and never force use of
10556 (zero_extendqidi2): Likewise. Don't restrict input selection.
10558 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10560 Fix PR tree-optimization/22531
10561 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10564 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10566 * tree-promote-statics.c (pass_promote_statics): Change dump file
10569 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10571 * tree-optimize.c (init_tree_optimization_passes): Add
10572 pass_eliminate_useless_stores pass.
10573 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10574 * tree-ssa-pre.c (is_copy_stmt): New function.
10575 (follow_copies_till_vuse): Ditto.
10576 (do_eustores): Ditto.
10577 (gate_eustores): Ditto.
10579 2005-07-16 Richard Henderson <rth@redhat.com>
10581 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10583 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10584 Kenneth Zadeck <zadeck@naturalbridge.com>
10586 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10587 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10588 ipa-type-escape.h, tree-promote-statics.c
10589 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10590 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10591 tree-promote-statics.c: new files.
10592 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10593 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10594 int nonlocal_set_p, mark_constant_function): Deleted.
10595 (rest_of_handle_cfg): Removed call to mark_constant_function.
10596 (nonoverlapping_component_refs_p): Added calls to support
10597 type based aliasing.
10598 * tree-ssa-alias.c (may_alias_p,
10599 compute_flow_insensitive_aliasing): Ditto.
10600 * calls.c (flags_from_decl_or_type): Removed reference to
10602 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10603 too many arguments. This is necessary for Spec 2000.
10604 * cgraph.h (const_function, pure_function): Removed.
10605 * common.opt: Added "fipa-pure-const", "fipa-reference",
10606 "fipa-type-escape", and "ftree-promote-static".
10608 * passes.c: Added ipa and tree-promote-statics passes.
10609 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10610 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10611 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10612 * tree-flow.h: Added exposed sra calls and addition of
10613 reference_vars_info field for FUNCTION_DECLS.
10614 * tree-pass.h: Added passes.
10615 * tree-sra.c: (sra_init_cache): New function.
10616 (sra_insert_before, sra_insert_after) Made public.
10617 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10619 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10620 aliasing. (may_alias_p): Added code to use type escape analysis to
10621 improve alias sets.
10622 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10623 code to prune clobbers of static variables based on information
10624 produced in ipa-reference pass. Changed call clobbering so that
10625 statics are not marked as clobbered if the call does not clobber
10628 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10630 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10633 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10635 * doc/install.texi (*-*-solaris2*): Document recommended version
10636 of GNU binutils and mention GNU linker problem on Solaris 10.
10638 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10641 * c-decl.c (c_build_bitfield_integer_type): New function.
10642 (finish_struct): Call it.
10643 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10645 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10647 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10650 2005-07-16 Jan Hubicka <jh@suse.cz>
10652 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10653 (scale_bbs_frequencies_int): Watch roundoff errors.
10654 * predict.c (return_prediction): Initialize return_stmt.
10656 2005-07-16 Jan Hubicka <jh@suse.cz>
10658 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10659 after RTL profiling.
10661 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10663 PR middle-end/22398
10664 * fold-const.c (build_range_check): Convert high/low to etype
10665 if we are only comparing against exp.
10667 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10669 Fix PR tree-optimization/22376
10670 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10672 (need_to_solve): New function.
10673 (compute_points_to_sets): Use it.
10675 2005-07-15 Jan Hubicka <jh@suse.cz>
10677 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10678 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10680 2005-07-15 Richard Guenther <rguenther@suse.de>
10682 * c-common.c (handle_flatten_attribute): New function.
10683 Add flatten function attribute.
10684 * doc/extend.texi: Document flatten function attribute.
10685 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10686 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10688 (cgraph_decide_inlining): Handle functions with flatten
10691 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10693 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10694 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10695 UNSPEC_XCHG, UNSPEC_AND): New.
10696 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10697 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10698 * config/rs6000/sync.md (FETCHOP): New code macro.
10699 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10701 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10702 (sync_compare_and_swap<mode>): Same.
10703 (sync_lock_test_and_set<mode>): Same.
10704 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10705 for QImode and HImode, and not PPC405.
10706 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10707 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10708 (sync_<fetchop>{si,di}_internal): New.
10709 (sync_nand{si,di}_internal): New.
10710 (sync_old_<fetchop>{si,di}_internal): New.
10711 (sync_old_nand{si,di}_internal): New
10712 (sync_new_<fetchop>{si,di}_internal): New.
10713 (sync_new_nand{si,di}_internal): New.
10714 (atomic_and{si,di}): New.
10715 (sync_new_nand{si,di}_internal): New.
10716 (atomic_and{si,di}): New.
10717 (sync_add<mode>_internal): Delete.
10718 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10719 (sync_sub<mode>_internal): Delte.
10720 (sync_subshort_internal): New.
10721 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10722 (sync_anddi_internal): Delete.
10723 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10724 (sync_booldi_internal): Delete.
10725 (sync_boolc<mode>_internal): Delete.
10726 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10727 (sync_boolc<mode>_internal2): Delete.
10728 (sync_boolcc<mode>_internal): Delete.
10729 (isync, lwsync): Use unspec instead of unspec_volatile.
10730 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10731 Revert UNSPEC_VOLATILE.
10732 (rs6000_split_atomic_op): New.
10733 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10735 2005-07-14 Eric Christopher <echristo@redhat.com>
10737 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10738 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10740 2005-07-14 Eric Christopher <echristo@redhat.com>
10742 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10744 2005-07-14 Steven Bosscher <stevenb@suse.de>
10746 PR tree-optimization/22230
10747 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10748 the computation of the four cross productions for "range op range".
10750 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10751 Ulrich Weigand <uweigand@de.ibm.com>
10754 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10757 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10759 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10761 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10763 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10765 2005-07-14 Richard Guenther <rguenther@suse.de>
10767 PR middle-end/22347
10768 * config/i386/i386-protos.h (ix86_function_value): Change
10769 prototype to match new target hook.
10770 * config/i386/i386.c (ix86_value_regno): Change prototype
10771 to take extra type argument.
10772 (TARGET_FUNCTION_VALUE): Define.
10773 (ix86_function_ok_for_sibcall): Pass extra argument to
10774 ix86_value_regno, check return slot rtx for exact match.
10775 (ix86_function_value): Take extra parameter. Dispatch to
10776 ix86_value_regno with fndecl/fntype as provided.
10777 (ix86_value_regno): Handle extra type argument.
10778 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10780 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10781 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10782 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10783 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10784 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10786 2005-07-14 Richard Guenther <rguenther@suse.de>
10788 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10789 * calls.c (expand_call): Pass fntype to hard_function_value.
10790 (emit_library_call_value_1): Likewise.
10791 * explow.c: Include target.h.
10792 (hard_function_value): Take extra argument, the fntype.
10793 Use new target hook for function_value.
10794 * expr.h (hard_function_value): Change prototype.
10795 * function.c (aggregate_value_p): Pass 0 as fntype to
10796 hard_function_value.
10797 (assign_parms): Use new target hook for function_value.
10798 Pass 0 as fntype to hard_function_value.
10799 (expand_function_end): Likewise.
10800 * reg-stack.c: Include target.h.
10801 (stack_result): Use new target hook for function_value.
10802 * target-def.h: New target hook function_value.
10803 * target.h: Likewise.
10804 * targhooks.c (default_function_value): New function.
10805 * targhooks.h (default_function_value): Declare.
10807 2005-07-13 Ian Lance Taylor <ian@airs.com>
10809 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10811 2005-07-14 Jan Hubicka <jh@suse.cz>
10813 * tree-dfa.c (dump_variable): Use default_def function.
10814 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10815 * tree-ssa.c (verify_use): Likewise.
10816 * tree-ssanames.c (release_ssa_name): Likewise.
10817 * tree-tailcall.c (eliminate_tail_call): Likewise.
10818 (tree_optimize_tail_calls_1): Likewise.
10819 * tree-vrp.c (get_value_range): Likewise.
10821 2005-07-14 Ben Elliston <bje@au.ibm.com>
10823 * gcc.c (main): Compare language[0] with '*' when iterating over
10826 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10828 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10829 "s390_emit_compare". Add handling of CCZ1mode.
10830 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10831 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10833 (s390_branch_condition_mask): Add CCZ1mode handling.
10834 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10835 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10836 Use CCZ1mode instead of CCZmode.
10837 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10839 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10841 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10843 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10845 2005-07-13 Eric Christopher <echristo@redhat.com>
10847 * config/mips/mips.c (mips_canonicalize_comparison): New.
10848 (mips_emit_int_relational): Use.
10850 2005-07-13 Eric Christopher <echristo@redhat.com>
10852 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10853 static extra parts.
10854 * config/s390/s390.md: Include tpf.md. Move tpf specific
10856 * config/s390/tpf.md: To here.
10857 * config/s390/s390.opt: Move tpf specific options...
10858 * config/s390/tpf.opt: to here. Add mmain option.
10859 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10860 * config/s390/tpf.h: Rewrite.
10862 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10864 * doc/tm.texi: Remove @xref{Cross-profiling}.
10866 2005-07-13 Jeff Law <law@redhat.com>
10868 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10869 expressions, test their _DECL operands for pointer equality rather
10870 than using operand_equal_p.
10872 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10875 (TARGET_POSIX_IO): This.
10876 * config/darwin.h: Likewise.
10877 * config/freebsd.h: Likewise.
10878 * config/linux.h: Likewise.
10879 * config/lynx.h: Likewise.
10880 * config/netbsd.h: Likewise.
10881 * config/rs6000/linux64.h: Likewise.
10882 * config/rs6000/linux.h: Likewise.
10883 * config/s390/tpf.h: Likewise.
10884 * config/sh/embed-elf.h: Likewise.
10885 * config/sparc/linux64.h: Likewise.
10886 * config/sparc/linux.h: Likewise.
10887 * config/svr4.h: Likewise.
10888 * gcov-io.h: Likewise.
10890 * doc/tm.texi: Updated.
10892 * libgcov.c (create_file_directory): Defined only if
10893 TARGET_POSIX_IO is defined.
10894 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10897 2005-07-13 Jan Hubicka <jh@suse.cz>
10899 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10901 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10903 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10904 structure as argument.
10906 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10908 PR tree-optimization/21921
10909 * tree-iterator.c (tsi_link_before): Support the case when
10910 tsi_end_p (tsi) == true.
10912 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10914 PR tree-optimization/22442
10915 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10918 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10920 PR rtl-optimization/20376
10921 * toplev.c (process_options): Enable -fweb and -frename-registers when
10923 * doc/invoke.texi: Update the information about when -fweb and
10924 -frename-registers are enabled.
10926 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10929 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10930 if *rhs_p is not a SSA_NAME.
10932 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10934 Fix PR tree-optimization/22422
10935 * tree-ssa-structalias.c (struct variable_info): Add flag for
10937 (get_varinfo): Now a static function.
10938 (new_varinfo): init has_union and is_special_var to false.
10939 (solution_set_add): Check has_union.
10940 (do_da_constraint): Move temporary variable so it gets reset
10942 Also check for special variable.
10943 (do_ds_constraint): Ditto.
10944 (do_sd_constraint): Ditto.
10945 (do_structure_copy): Check for special variable.
10946 (find_func_aliases): Ditto.
10947 (init_base_vars): Set special vars properly.
10949 2005-07-13 Jan Hubicka <jh@suse.cz>
10951 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10954 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10955 (get_expr_operands): Fix thinko wrt flags and subvars.
10957 PR tree-optimize/22379
10958 * tree-inline.c (expand_call_inline): Do not output sorry in early
10961 2005-07-12 Dale Johannesen <dalej@apple.com>
10963 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10965 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10968 * host-linux.h: Include limits.h.
10970 2005-07-12 Dale Johannesen <dalej@apple.com>
10972 * expr.c (compress_float_constant): Add cost check.
10973 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10975 2005-07-12 Dale Johannesen <dalej@apple.com>
10977 * gcc.target/i386/compress-float-sse.c: New.
10978 * gcc.target/i386/compress-float-sse-pic.c: New.
10979 * gcc.target/i386/compress-float-387.c: New.
10980 * gcc.target/i386/compress-float-387-pic.c: New.
10981 * gcc.dg/compress-float-ppc.c: New.
10982 * gcc.dg/compress-float-ppc-pic.c: New.
10984 2005-07-12 Eric Christopher <echristo@redhat.com>
10986 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10987 static extra parts.
10988 * config/s390/s390.md: Include tpf.md. Move tpf specific
10990 * config/s390/tpf.md: To here.
10991 * config/s390/s390.opt: Move tpf specific options...
10992 * config/s390/tpf.opt: to here. Add mmain option.
10993 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10994 * config/s390/tpf.h: Rewrite.
10996 2005-07-12 Eric Christopher <echristo@redhat.com>
10998 * gcc.c (struct infile): Update comment for language.
10999 (main): Rewrite input file resetting code.
11001 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11004 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11005 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11006 (lookup_avail_expr): Use constant_boolean_node instead
11007 of boolean_false_node/boolean_true_node.
11009 2005-07-12 Ben Elliston <bje@au.ibm.com>
11011 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11012 and use it when printing num_edges.
11014 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11016 * doc/extend.texi (Blackfin Built-in Functions): New section.
11017 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11020 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11022 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11023 s/cmpstrsi/cmpstrnsi
11024 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11026 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11027 (init_optabs): Initialize cmpstrn_optab.
11028 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11029 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11030 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11031 * config/i386/i386.md: s/cmpstr/cmpstrn
11032 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11033 * doc/md.texi: Update documentation.
11035 2005-07-11 Richard Henderson <rth@redhat.com>
11037 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11038 build_va_arg_indirect_ref.
11039 (alpha_gimplify_va_arg): Likewise.
11040 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11041 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11042 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11043 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11044 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11045 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11047 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11049 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11051 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11052 * passes.c (init_optimization_passes): Add pass_empty_loop.
11053 * tree-pass.h (pass_empty_loop): Declare.
11054 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11055 try_remove_empty_loop, remove_empty_loops): New functions.
11056 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11057 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11059 2005-07-12 Peter Barada <peter@the-baradas.com>
11061 PR middle-end/16719
11062 PR middle-end/18421
11063 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11064 in address registers.
11065 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11066 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11067 alternative of addsi3_5200.
11069 2005-07-11 Ian Lance Taylor <ian@airs.com>
11071 * config/mips/mips.md (ffs<mode>2): Remove.
11073 2005-07-11 Ian Lance Taylor <ian@airs.com>
11075 * doc/tree-ssa.texi (Cleanups): Improve description of
11077 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11079 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11081 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11082 * tree.h (DECL_ARGUMENT_FLD): New macro.
11084 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11086 Fix PR tree-optimization/22404
11088 * tree-ssa-structalias.c (create_variable_info_for): Use
11091 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11093 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11094 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11095 for second comparison operand.
11096 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11098 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11099 (define_insn_reservation "alu"): Likewise.
11100 (csync, ssync): Now of type sync.
11101 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11102 -mcsync-anomaly -mspecld-anomaly.
11103 * config/bfin/bfin.opt (mcsync): Remove.
11104 (mcsync-anomaly, mspecld-anomaly): Add.
11105 * config/bfin/bfin.c: Include "insn-codes.h".
11106 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11107 (TARGET_DEFAULT_TARGET_FLAGS): New.
11108 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11110 2005-07-11 Steven Bosscher <stevenb@suse.de>
11112 * basic-block.h: Give the BB flags enum a name, bb_flags.
11113 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11114 * cfgcleanup.c (enum bb_flags): Remove here.
11115 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11116 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11117 (update_forwarder_flag): Likewise.
11118 (thread_jump): Likewise.
11119 (try_forward_edges): Likewise.
11120 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11121 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11122 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11124 2005-07-11 Richard Guenther <rguenther@suse.de>
11126 * config/i386/i386.opt: New target option -msseregparm.
11127 * config/i386/i386.c (override_options): Error out for
11128 -msseregparm but no SSE support.
11129 (ix86_function_sseregparm): Check for global sseregparm.
11130 * doc/invoke.texi: Document -msseregparm.
11132 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11134 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11135 (m32rle-*-linux*): Ditto.
11137 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11139 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11140 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11143 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11145 PR middle-end/22239
11147 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11148 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11150 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11152 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11153 (varmap): Heapify varmap.
11154 (constraints): Heapify constraints.
11155 (struct constraint_graph): Heapify succs and preds.
11156 (constraint_vec_find): Update for heapification.
11157 (constraint_set_union): Ditto.
11158 (insert_into_complex): Ditto.
11159 (constraint_edge_vec_find): Ditto.
11160 (erase_graph_self_edge): Ditto.
11161 (add_graph_edge): Ditto.
11162 (get_graph_weights): Ditto.
11163 (merge_graph_nodes): Ditto.
11164 (build_constraint_graph): Ditto.
11165 (topo_visit): Ditto.
11166 (solve_graph): Ditto.
11167 (create_variable_info_for): Ditto.
11168 (init_base_vars): Ditto.
11169 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11170 (condese_varmap_nodes): Free complex vector.
11171 (clear_edges_for_node): Clear succs and preds vector.
11173 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11175 * tree-ssa-structalias.c (update_alias_info): Change counting of
11176 references to not include vdefs.
11178 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11180 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11181 (up_insert): Ditto.
11183 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11185 * pa.c (pa_commutative_p): Make PLUS commutative when
11186 TARGET_NO_SPACE_REGS is true.
11188 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11190 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11191 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11192 * tree-dfa.c (dump_subvars_for): New.
11193 (debug_subvars_for): New.
11194 (dump_variable): Show subvariables if VAR has them.
11195 * tree-flow-inline.h (get_subvar_at): New.
11196 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11197 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11199 (struct subvar): Change fields offset and size to unsigned
11201 (dump_subvars_for): Declare.
11202 (debug_subvars_for): Declare.
11203 (get_subvar_at): Declare.
11204 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11205 to unsigned HOST_WIDE_INT *.
11206 (overlap_subvar): Likewise.
11207 * tree-gimple.c (is_gimple_reg): Always return false for
11208 SFTs and memory tags.
11209 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11210 Update all callers.
11211 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11212 (compute_may_aliases): Call compute_points_to_sets.
11213 (collect_points_to_info_for): Remove.
11214 (compute_points_to_and_addr_escape): Remove.
11215 (delete_alias_info): Call delete_points_to_sets.
11216 (compute_flow_sensitive_aliasing): If the call to
11217 find_what_p_points_to returns false, call set_pt_anything.
11218 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11219 (set_pt_anything): Clear pi->pt_vars.
11220 (set_pt_malloc): Remove.
11221 (merge_pointed_to_info): Remove.
11222 (add_pointed_to_expr): Remove.
11223 (add_pointed_to_var): Remove.
11224 (collect_points_to_info_r): Remove.
11225 (is_escape_site): Make extern.
11227 (create_overlap_variables_for): Call it.
11228 * tree-ssa-copy.c (merge_alias_info): Never merge
11229 flow-sensitive alias information.
11230 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11231 offset and size to be unsigned HOST_WIDE_INT.
11232 (add_to_addressable_set): Rename from note_addressable.
11233 Set TREE_ADDRESSABLE as the variables are added to the set.
11235 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11236 operands into VUSEs when adding V_MAY_DEFs for members in an
11238 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11239 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11240 (struct variable_info): Add bitfield is_heap_var.
11241 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11242 (new_var_info): Initialize is_heap_var.
11243 (get_constraint_for): Add HEAP variables to the symbol table.
11244 Mark them with is_heap_var.
11245 (update_alias_info): New. Taken mostly from the old
11246 compute_points_to_and_addr_escape.
11247 (handle_ptr_arith): New.
11248 (find_func_aliases): Call update_alias_info.
11249 Call handle_ptr_info for tcc_binary expressions.
11250 Call mark_stmt_modified.
11251 (create_variable_info_for): If DECL has subvars, do not create
11252 variables for its subvars. Always add all the fields.
11253 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11254 SFTs, then add all the SFTs of the structure.
11255 If VI->DECL is an aggregate with subvariables, add the SFT at
11257 (find_what_p_points_to): If VI is an artificial variable,
11258 translate to bitfields in SSA_NAME_PTR_INFO.
11259 If the solution is empty, set pi->pt_vars to NULL
11260 (init_base_vars): Create ANYOFFSET.
11261 (compute_points_to_sets): Rename from create_alias_vars.
11263 (pass_build_pta): Remove.
11264 (delete_points_to_sets): Rename from delete_alias_vars.
11265 (pass_del_pta): Remove.
11266 * tree-ssa-structalias.h (struct alias_info): Move from
11268 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11269 NUM_REFERENCES_SET): Likewise.
11270 (compute_points_to_sets, delete_points_to_sets): Declare.
11272 2005-07-09 Richard Henderson <rth@redhat.com>
11274 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11275 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11276 alpha_split_lock_test_and_set_12): New functions.
11277 * config/alpha/alpha-protos.h: Update.
11278 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11279 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11280 * config/alpha/sync.md (I12MODE): New.
11281 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11282 (sync_<fetchop_name><I48MODE>): Likewise.
11283 (sync_nand<I48MODE>): Likewise.
11284 (sync_old_<fetchop_name><I48MODE>): Likewise.
11285 (sync_new_<fetchop_name><I48MODE>): Likewise.
11286 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11287 (sync_compare_and_swap<I48MODE>): Likewise.
11288 (sync_lock_test_and_set<I48MODE>): Likewise.
11289 (sync_compare_and_swap<I12MODE>): New.
11290 (sync_compare_and_swap<I12MODE>_1): New.
11291 (sync_lock_test_and_set<I12MODE>): New.
11292 (sync_lock_test_and_set<I12MODE>_1): New.
11294 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11298 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11300 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11302 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11303 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11305 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11308 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11310 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11312 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11313 memory_operand constraint.
11314 (store_conditional_<mode>): Same.
11315 (sync_compare_and_swap<mode>): Same.
11316 (sync_lock_test_and_set<mode>): Same.
11318 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11320 Rewrite PIC support to more closely model actual instructions.
11321 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11322 (cris_symbol): Remove prototypes for removed functions.
11323 (cris_pic_symbol_type_of, cris_valid_pic_const)
11324 (cris_expand_pic_call_address): Prototypes for new functions.
11325 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11327 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11329 <case ':'>: Add case for new punctuation character.
11330 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11331 emitting (extra) PIC modifier.
11332 <case UNSPEC>: Do not assert for PLT.
11333 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11334 (cris_expand_prologue, cris_expand_epilogue): Check
11335 for pic_offset_table_rtx usage instead of taking
11336 current_function_uses_pic_offset_table as the final word.
11337 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11338 Remove flag_pic difference.
11339 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11340 the moral equivalents of...
11341 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11343 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11344 (cris_handle_option): Mark ARG as unused.
11345 (cris_expand_pic_call_address): New worker function for "call",
11347 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11348 output PIC constructs here.
11349 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11350 as symbol-specific modifers, not whole or part of operands.
11351 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11352 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11353 constants and flag_pic.
11354 (CONSTANT_INDEX_P): Adjust for new functions.
11355 (enum cris_pic_symbol_type): New helper type.
11356 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11357 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11358 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11360 ("movsi"): Emit actual instructions for GOT and relative access.
11361 ("*movsi_got_load"): New pattern to set up the register holding
11363 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11364 Adjust FIXME for 'S'.
11365 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11366 Use "movs" for -fpic cases.
11367 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11368 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11369 ("call", "call_value"): Just call cris_expand_pic_call_address for
11371 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11372 Remove special pattern.
11373 ("*expanded_call_side", "*expanded_call_value_side"): New
11375 (gotplt-to-plt, gotplt-to-plt-side-call)
11376 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11378 * config/cris/cris/predicates.md
11379 ("cris_general_operand_or_gotless_symbol"): Remove unused
11381 ("cris_general_operand_or_symbol"): Adjust for new functions.
11383 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11385 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11387 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11389 * Makefile.in (TREE_H): Add treestruct.def.
11390 (c-decl.o): Add pointer-set.h
11391 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11392 visibility on regular DECL's.
11393 (merge_decls): Fix the copying of decl nodes of various types for
11394 the new structures. Don't update RTL, section name, weak status,
11395 etc, on DECL's without RTL.
11396 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11397 Don't check volatile on non-variable types.
11398 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11399 to check whether we have seen arguments.
11400 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11401 flag is checked before field (flag is common, field is not).
11402 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11403 TS_DECL_COMMON could have an origin.
11404 (add_location_or_const_value_attribute): Don't check section name
11405 on non-var/function decls.
11406 (dwarf2out_var_location): Reverse order of tests.
11407 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11408 with DECL_WRTL_CHECK.
11409 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11410 * fold-const.c (fold_binary): Don't check weakness on
11411 non-var/function decls.
11412 (tree_expr_nonzero_p): Ditto.
11413 (fold_checksum_tree): Use tree_decl_extra as sizeof
11415 * ggc-page.c (extra_order_size_table): Add sizes for
11416 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11418 * gimplify.c (gimplify_bind_expr): Only set
11419 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11420 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11422 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11423 * langhooks.h (init_ts). New langhook.
11424 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11425 * print-tree.c (print_node): Update to only print fields that
11426 exist in the structures the passed decl has.
11427 * toplev.c (wrapup_global_declarations): Don't reset
11428 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11429 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11430 * tree-inline.c (remap_decl): Ditto.
11431 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11432 * tree-pretty-print.c (print_declaration): Don't print
11433 DECL_REGISTER on things that don't contain it.
11434 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11435 non-var/function decls.
11436 * tree.c (tree_contains_struct): New structure.
11437 (init_priority_for_decl): New hashtable.
11438 (tree_int_map): New structure.
11439 (tree_int_map_eq): New function.
11440 (tree_int_map_marked_p): Ditto.
11441 (tree_int_map_hash): Ditto.
11442 (tree_map): Move to tree.h.
11443 (tree_map_eq): Externalize.
11444 (tree_map_hash): Ditto.
11445 (tree_map_marked_p): Ditto.
11446 (init_ttree): Set up tree_contains_struct and call langhook.
11447 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11448 (tree_code_size): Update for new structures.
11449 (tree_node_structure): Update for new structures.
11450 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11452 (copy_node_stat): Copy init priority.
11453 (build_decl_stat): Ditto for visibility.
11454 (ts_enum_names): New.
11455 (tree_contains_struct_check_failed): New function.
11456 (decl_init_priority_lookup): Ditto.
11457 (decl_init_priority_insert): Ditto.
11458 * treestruct.def: New file.
11459 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11460 (CONTAINS_STRUCT_CHECK): Ditto.
11461 (tree_contains_struct_check_failed): New prototype.
11462 (DECL_CHECK): Removed.
11463 (DECL_MINIMAL_CHECK): New.
11464 (DECL_COMMON_CHECK): Ditto.
11465 (DECL_WRTL_CHECK): Ditto.
11466 (DECL_NON_COMMON_CHECK): Ditto.
11467 (DECL_WITH_VIS_CHECK): Ditto.
11468 (VAR_OR_FUNCTION_DECL_P): Ditto
11469 (struct tree_decl_minimal): New structure.
11470 (struct tree_decl_common): Ditto.
11471 (struct tree_decl_with_rtl): Ditto.
11472 (struct tree_decl_with_vis): Ditto.
11473 (struct tree_decl_non_common): Ditto.
11474 (struct tree_field_decl): Ditto.
11475 (struct tree_parm_decl): Ditto.
11476 (struct tree_var_decl): Ditto.
11477 (struct tree_function_decl): Ditto.
11478 (struct tree_const_decl): Ditto.
11479 (struct tree_result_decl): Ditto.
11480 (union tree_node): Add new structures.
11481 * var-tracking.c (track_expr_p): Reverse order of tests.
11483 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11485 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11487 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11488 * system.h: Poison FINALIZE_PIC.
11489 * doc/tm.texi (FINALIZE_PIC): Remove.
11491 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11494 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11495 to the correct type if we have a MODIFY_EXPR.
11497 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11499 PR tree-optimization/22360
11500 * tree.c (upper_bound_in_type): Fix calculations for casting
11501 to a non-wider signed type and casting a signed value to a
11502 wider unsigned type.
11503 (lower_bound_in_type): Fix calculations for casting to a
11504 non-wider signed type.
11506 PR tree-optimization/20139
11507 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11509 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11510 fold_cond_expr_cond.
11511 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11512 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11514 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11517 * tree-complex.c (expand_complex_libcall): Produce
11518 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11520 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11522 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11523 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11524 b" assert and inserted fastpath code for this case.
11525 (bitmap_ior): Removed "a != b" assert.
11527 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11529 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11530 (ENDFILE_SPEC): Likewise.
11531 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11533 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11534 a large stack frame at epilogue.
11536 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11538 * final.c: Include sdbout.h when required.
11540 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11542 * config.gcc (*-*-darwin*): Only one target-specific header file
11543 for generic darwin.
11544 (powerpc-*-darwin*): Add version-specific header files.
11545 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11546 * config.in: Regenerate.
11547 * configure: Regenerate.
11548 * gcc.c: Include xregex.h.
11549 (version_compare_spec_function): New.
11550 (spec_function): Add version-compare.
11551 (replace_outfile_spec_function): Reformat comment.
11552 (compare_version_strings): New.
11553 * config/darwin-c.c (version_as_macro): New.
11554 (builtin_define): New.
11555 (darwin_cpp_builtins): New.
11556 * config/darwin-protos.h (darwin_cpp_builtins): New.
11557 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11558 (LIB_SPEC): Make unconditional, update comment.
11559 (TARGET_C99_FUNCTIONS): Define.
11560 * config/darwin.opt: Sort.
11561 (mmacosx-version-min=): New.
11562 * config/darwin7.h: Delete.
11563 * config/darwin8.h: Delete.
11564 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11565 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11566 (TARGET_C99_FUNCTIONS): Define.
11567 * config/rs6000/darwin7.h: New.
11568 * config/rs6000/darwin8.h: New.
11569 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11570 (-mmacosx-version-min): Document.
11572 2005-07-07 Ian Lance Taylor <ian@airs.com>
11574 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11576 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11578 PR middle-end/22239
11579 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11581 2005-07-07 Khem Raj <kraj@mvista.com>
11583 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11584 in bytes, not words.
11586 2005-07-07 Paul Brook <paul@codesourcery.com>
11588 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11589 DEFAULT_FUNCTION_ARG_PADDING to upward.
11591 2005-07-07 Richard Henderson <rth@redhat.com>
11593 * function.c (locate_and_pad_parm): Record parameter alignment in
11594 stack_alignment_needed.
11596 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11598 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11599 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11600 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11601 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11602 (define_attr "type"): Add isync, sync, load_l, store_c.
11603 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11604 Create scratch volatile MEM.
11605 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11607 (load_locked_<mode>): New.
11608 (store_conditional_<mode>): New.
11609 (sync_compare_and_swap<mode>): Replace with splitter.
11610 (sync_lock_test_and_set<mode>): Replace with splitter.
11611 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11613 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11614 is ics. Attribute isync.
11615 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11617 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11618 and UNSPECV_SYNC_OP.
11619 (emit_unlikely_jump): New.
11620 (emit_load_locked): New.
11621 (emit_store_conditional): New.
11622 (rs6000_split_compare_and_swap): New.
11623 (rs6000_split_lock_test_and_set): New.
11624 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11625 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11626 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11627 rs6000_split_lock_test_and_set): Declare.
11628 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11629 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11630 store_c, isync, sync.
11632 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11634 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11635 filenames to gtyp-gen.h.
11636 (s-typ-gen): Use it in place of for loops.
11638 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11640 * hooks.c (hook_bool_rtx_int_false): New function.
11641 * hooks.h (hook_bool_rtx_int_false): Declare.
11642 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11643 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11644 * target.h (struct gcc_target): Add commutative_p member.
11645 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11646 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11647 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11648 (pa_commutative_p): New function.
11649 * jump.c (target.h): Include.
11650 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11651 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11653 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11655 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11656 (s390_expand_setmem): New.
11657 * config/s390/s390.c: Likewise.
11658 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11660 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11661 general_operand. Call new function "s390_expand_setmem".
11662 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11663 ("setmem_long", "*setmem_long"): ... this.
11665 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11667 * config/s390/s390.c: (optimization_options): Enable
11668 TARGET_MVCLE at -Os.
11669 * doc/invoke.texi: Document changes in default behaviour.
11670 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11672 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11674 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11675 defined by back-end.
11677 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11679 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11680 all sets in the pattern.
11681 * config/rs6000/rs6000.md (stack_protect_testsi,
11682 stack_protect_testdi): Likewise.
11684 2005-07-06 Jeff Law <law@redhat.com>
11686 * tree-vrp.c (simplify_using_ranges): Kill.
11687 (vrp_finalize): Remove call to simplify_using_ranges.
11688 (simplify_stmt_using_ranges): New function extracted from
11689 simplify_using_ranges.
11690 (simplify_div_or_mod_using_ranges): Likewise.
11691 (simplify_abs_using_ranges): Likewise.
11692 (simplify_cond_using_ranges): New function.
11693 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11694 * tree-ssa-propagate.c (substitute_and_fold): Call
11695 simplify_stmt_using_ranges if we have range information.
11697 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11699 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11700 ia64_flag_schedule_isns2.
11702 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11703 reading/writing general registers.
11704 (ia64_function_arg): Revert 2005-06-18 change.
11706 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11708 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11709 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11711 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11713 * function.c (expand_function_end): Revert part of 2005-06-27
11714 patch. Do sjlj_emit_function_exit_after after return_label.
11716 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11718 * doc/install.texi (--disable-libssp): New.
11720 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11722 * doc/invoke.texi: Update -fforce-mem documentation.
11723 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11724 code for -fforce-mem.
11725 * expmed.c: (store_bit_field,store_fixed_bit_field,
11726 extract_bit_field): Ditto.
11727 * expr.c: (convert_move): Ditto.
11728 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11729 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11730 emit_conditional_add,expand_float,expand_fix): Ditto.
11731 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11732 (common_handle_option): Issue warning when -fforce-mem specified.
11734 2005-07-06 Paul Brook <paul@codesourcery.com>
11736 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11738 * configure: Regenerate.
11740 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11742 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11744 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11746 Fix PR tree-optimization/22319
11747 Fix PR tree-optimization/22140
11748 Fix PR tree-optimization/22310
11750 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11751 variable sized types.
11752 Use correct type for intermediate structure on *a = *b structure
11755 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11757 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11759 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11760 (machine_function): Move typedef to...
11761 * config/rs6000/rs6000.c (machine_function): ... here. Add
11762 varargs_save_offset field.
11763 (rs6000_stack_t): Remove varargs_size field.
11764 (setup_incoming_varargs): Allocate varargs save area using
11765 assign_stack_local, try to make it as small as possible.
11766 Save offset from virtual_stack_vars_rtx to the save area
11767 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11768 instead of magic 8 when fp word byte size is used.
11769 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11770 instead of -RS6000_VARARGS_SIZE.
11771 (rs6000_stack_info, debug_stack_info,
11772 rs6000_initial_elimination_offset): Remove all traces of
11774 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11775 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11776 RS6000_VARARGS_AREA.
11778 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11780 PR tree-optimization/21963
11781 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11782 constant_multiple_of in the same way get_computation_cost_at does.
11784 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11786 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11787 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11788 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11789 and return its previous value.
11790 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11791 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11793 (stack_protect_set, stack_protect_test): New expanders.
11794 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11795 stack_protect_testdi): New insns.
11796 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11797 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11799 2005-07-06 Jeff Law <law@redhat.com>
11801 * tree-ssa-dce.c (cfg_altered): New global.
11802 (tree_dce_init): Initialize cfg_altered.
11803 (remove_dead_stmt): If we remove an edge in the CFG, then set
11805 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11808 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11810 * Makefile.in (stamp-collect-ld): Use
11811 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11812 ./collect-ld if it already exists.
11813 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11814 Don't remove ./nm if it already exists.
11816 2005-07-05 Devang Patel <dpatel@apple.com>
11818 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11819 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11820 * tree-vectorizer.c (vect_loop_location): New.
11821 (vect_print_dump_info): Use vect_loop_location.
11822 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11823 (vectorize_loops): Set vect_loop_location.
11824 * tree-vect-analyze.c (vect_analyze_offset_expr,
11825 vect_determin_vectorization_factor, vect_analyze_operations,
11826 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11827 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11828 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11829 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11830 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11831 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11832 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11833 vect_analyze_loop): Adjust vect_print_dump_info API.
11834 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11835 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11836 vect_finish_stmt_generation, vectorizable_assignment,
11837 vectorizable_operation, vectorizable_store, vectorizable_load,
11838 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11839 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11840 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11841 vect_transform_loop): Same.
11842 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11843 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11846 2005-07-05 Randolph Chung <tausq@debian.org>
11848 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11849 * configure: Regenerate.
11850 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11851 (pa_tls_referenced_p): Declare.
11852 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11853 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11854 (legitimize_tls_address): New.
11855 (hppa_legitimize_address): Handle TLS addresses.
11856 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11857 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11858 (emit_move_sequence): Handle TLS addresses.
11859 (pa_encode_section_info): Call default handler to handle common
11861 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11862 (CONSTANT_ADDRESS_P): Reject TLS operands.
11863 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11864 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11865 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11866 (UNSPEC_TLSLE): Define new constants.
11867 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11868 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11869 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11870 (tie_symbolic_operand, tle_symbolic_operand): New
11872 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11874 * aclocal.m4: Update macros for autoconf 2.59 style.
11875 * configure.ac: Likewise.
11877 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11879 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11880 (function_arg): Pass small aggregates in general registers on 32-bit
11882 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11884 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11886 * Makefile.in (final.o): Fix dependencies.
11888 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11892 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11893 * langhooks.c (lhd_expr_to_decl): New.
11894 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11896 (LANG_HOOKS_INITIALIZER): Update.
11897 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11898 expr_to_decl langhook.
11899 * c-tree.h (c_expr_to_decl): Declare.
11900 * c-typeck.c (c_expr_to_decl): New.
11901 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11903 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11905 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11908 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11909 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11911 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11913 * Makefile.in: Adjust dependencies.
11914 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11915 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11916 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11917 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11918 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11919 rest_of_compilation.
11921 * bb-reorder.c (gate_duplicate_computed_gotos,
11922 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11923 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11924 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11925 pass_partition_blocks): New.
11926 * bt-load.c (gate_handle_branch_target_load_optimize,
11927 rest_of_handle_branch_target_load_optimize,
11928 pass_branch_target_load_optimize): New.
11929 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11931 * cfglayout.c (pass_insn_locators_initialize): New.
11932 * cfgrtl.c (pass_free_cfg): New.
11933 * combine.c (gate_handle_combine, rest_of_handle_combine,
11934 pass_combine): New.
11935 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11936 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11937 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11938 * except.c (pass_set_nothrow_function_flags,
11939 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11941 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11942 rest_of_handle_shorten_branches, pass_shorten_branches,
11943 rest_of_clean_state, pass_clean_state): New.
11944 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11945 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11946 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11948 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11949 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11950 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11951 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11953 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11954 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11955 pass_rtl_ifcvt, gate_handle_if_after_combine,
11956 rest_of_handle_if_after_combine, pass_if_after_combine,
11957 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11958 pass_if_after_reload): New.
11959 * integrate.c (pass_initial_value_sets): New.
11960 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11961 pass_purge_lineno_notes): New.
11962 * mode-switching.c (rest_of_handle_mode_switching,
11963 pass_mode_switching): New.
11964 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11965 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11967 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11968 pass_loop_optimize): New.
11969 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11971 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11973 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11974 pass_postreload_cse): New.
11975 * profile.c (gate_handle_profiling, pass_profiling,
11976 rest_of_handle_branch_prob, pass_branch_prob): New.
11977 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11978 pass_split_before_regstack, gate_handle_split_before_regstack,
11979 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11980 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11981 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11982 pass_stack_regs): New.
11983 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11984 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11985 pass_stack_adjustments): New.
11986 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11987 pass_regrename): New.
11988 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11989 pass_delay_slots, gate_handle_machine_reorg,
11990 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11991 * rtl.h (extern void purge_line_number_notes): New.
11992 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11993 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11995 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11997 * value-prof.c (gate_handle_value_profile_transformations,
11998 rest_of_handle_value_profile_transformations,
11999 pass_value_profile_transformations): New.
12000 * var-tracking.c (gate_handle_var_tracking,
12001 pass_variable_tracking): New.
12002 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12004 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12005 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12006 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12007 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12008 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12009 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12010 rest_of_handle_gcse2, rest_of_handle_regmove,
12011 rest_of_handle_tracer, rest_of_handle_if_conversion,
12012 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12013 rest_of_handle_web, rest_of_handle_branch_prob,
12014 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12015 rest_of_handle_jump_bypass, rest_of_handle_combine,
12016 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12017 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12018 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12019 rest_of_handle_mode_switching, rest_of_handle_jump,
12020 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12021 rest_of_handle_flow2, rest_of_handle_jump2,
12022 rest_of_handle_peephole2, rest_of_handle_postreload,
12023 rest_of_handle_shorten_branches, rest_of_clean_state,
12024 rest_of_compilation): Remove.
12026 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12027 * passes.c (dump_flags, in_gimple_form, all_passes,
12028 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12029 register_dump_files, next_pass_1, last_verified, execute_todo,
12030 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12031 from tree-optimize.c.
12032 (init_optimization_passes): Moved from tree-optimize.c,
12033 adding the RTL optimizations.
12034 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12035 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12036 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12037 register_dump_files, next_pass_1, last_verified, execute_todo,
12038 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12039 init_tree_optimization_passes, ipa_passes): Delete.
12040 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12042 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12043 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12045 (ipa_passes): Remove.
12046 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12047 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12048 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12049 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12050 (dump_info_p, dump_flag): Moved to tree-dump.h.
12052 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12054 * passes.c (finish_optimization_passes): Use dump_begin
12055 and dump_end, TDI_end.
12056 (gate_rest_of_compilation): New.
12057 (pass_rest_of_compilation): Use it.
12058 (gate_postreload, pass_postreload): New.
12059 * toplev.c (general_init): Rename init_tree_optimization_passes.
12060 * toplev.h (init_tree_optimization_passes): Rename to
12061 init_optimizations_passes.
12062 * tree-dump.c (dump_flag): Make static.
12063 (dump_files): Remove RTL dumps.
12064 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12065 pass_cleanup_cfg, pass_free_cfg_annotations,
12066 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12067 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12068 * tree-pretty-print.c: Include tree-pass.h.
12069 * cgraph.c: Include tree-dump.h.
12071 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12073 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12074 Only fall back to saying it points to readonly memory if
12075 we can't do better.
12077 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12079 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12080 * config/m32r/m32r.c (m32r_compute_frame_size,
12081 m32r_expand_prologue): Take current_function_profile into
12082 account whenever we reference
12083 current_function_uses_pic_offset_table.
12084 (m32r_finalize_pic): Remove.
12085 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12087 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12089 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12090 instead of $<. Don't remove ./as if it already exists.
12092 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12095 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12096 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12097 for complex modes when generating code for PA 1.0.
12098 (VALID_FP_MODE_P): New macro.
12099 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12100 sets for all general and floating point modes. Align wide floating
12101 point modes to even register boundaries to comply with architectural
12103 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12104 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12105 (VALID_FP_MODE_P): New macro.
12106 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12107 sets for all general and floating point modes. Align wide floating
12108 point modes to even register boundaries to comply with architectural
12111 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12113 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12116 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12118 * tree-ssa-structalias.c: Don't include expr.h.
12120 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12122 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12125 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12127 Fix PR tree-optimization/22279
12129 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12132 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12134 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12136 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12138 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12139 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12140 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12141 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12142 config/stormy16/stormy16.c, config/v850/v850.c,
12143 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12144 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12145 Avoid "." or "\n" at end of diagnostics and capital letters at
12146 start of diagnostics.
12147 * combine.c, cse.c: Don't translate dump file output.
12148 * toplev.c (print_version): Only translate output if going to
12151 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12153 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12154 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12157 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12159 * pa.c (fix_range): Fix typo in comment.
12161 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12163 * tree-vrp.c (extract_range_from_assert): Replace
12164 fold (build (...)) with fold_build2.
12166 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12168 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12169 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12170 (format_types_orig, handle_format_attribute): Add support for
12173 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12175 * varasm.c (assemble_variable): Fix format specifier thinko.
12177 2005-07-03 Ira Rosen <irar@il.ibm.com>
12179 PR tree-optimization/22029 (and 22135)
12180 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12181 a phi node before calling dump_vops.
12183 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12185 * tree-dump.h (dump_string_field): Declare.
12186 * tree-dump.c: Use it instead of dump_string.
12187 (dump_string_field): Make non-static.
12189 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12191 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12192 up the minimal CFG stuff always when optimize > 0. Call
12193 split_all_insns_noflow in PIC case if needed.
12195 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12196 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12199 * c-decl.c (c_write_global_declarations): Dump contents of
12201 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12202 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12203 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12204 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12207 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12209 * c-common.h (GCC_DIAG_STYLE): Define.
12210 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12211 version for format checking to 4.1.
12212 * c-format.c: Include toplev.h after c-common.h.
12213 (enum format_type): Add gcc_tdiag_format_type.
12214 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12215 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12216 (format_types_orig): Add gcc_tdiag.
12217 (init_dynamic_diag_info): Support gcc_tdiag formats.
12218 (handle_format_attribute): Likewise.
12219 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12220 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12221 version for format checking to 4.1.
12222 (warning0, warning, error, pedwarn, sorry): Use
12223 ATTRIBUTE_GCC_DIAG.
12224 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12225 (finish_aliases_1): Do not use %qE.
12226 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12227 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12228 Correct format bugs.
12229 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12230 parameter to unsigned HOST_WIDE_INT.
12231 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12233 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12235 PR middle-end/21742
12236 * expr.c (write_complex_part): Use adjust_address for MEM.
12237 (read_complex_part): Same.
12239 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12241 Fix PR tree-optimization/22280
12243 * tree-sra.c (generate_element_init): Remove useless loop.
12245 2005-07-02 Richard Henderson <rth@redhat.com>
12247 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12249 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12251 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12253 PR middle-end/14490
12254 * fold-const.c (fold_binary): Handle the return value of
12255 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12256 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12258 2005-07-02 Jeff Law <law@redhat.com>
12260 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12261 a eliminate type conversion which feeds an equality comparison
12262 if the original type or either operand in the comparison is a
12265 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12267 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12268 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12270 * config/avr/avr.c: Do not use '`' as left quote.
12271 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12272 Remove "." from end of diagnostics. Make diagnostics start with
12275 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12276 Joseph S. Myers <joseph@codesourcery.com>
12278 * toplev.c (default_tree_printer): Handle setting location with
12280 * c-objc.common.c (c_tree_printer): Likewise.
12281 * c-format.c (gcc_diag_flag_specs): Add '+'.
12282 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12283 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12285 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12286 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12287 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12288 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12289 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12290 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12291 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12292 format arguments where %J is used without %D.
12294 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12296 * gcc.c (LINK_SSP_SPEC): Define.
12297 (link_ssp_spec): New variable.
12298 (LINK_COMMAND_SPEC): Add %(link_ssp).
12299 (static_specs): Add link_ssp_spec.
12300 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12301 * configure: Rebuilt.
12302 * config.in: Rebuilt.
12304 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12305 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12306 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12307 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12308 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12309 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12310 -0x7008(2) instead of reading __stack_chk_guard variable.
12311 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12313 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12314 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12315 if TARGET_THREAD_SSP_OFFSET is defined.
12316 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12317 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12320 2005-06-27 Richard Henderson <rth@redhat.com>
12321 * libgcc-std.ver (GCC_4.1.0): New.
12322 * libgcc.h (__stack_chk_guard): Declare.
12323 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12324 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12325 * mklibgcc.in (lib2funcs): Add them.
12327 2005-07-01 Richard Henderson <rth@redhat.com>
12329 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12330 void * before struct sigcontext *.
12331 (x86_fallback_frame_state): Likewise.
12333 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12335 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12337 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12340 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12341 we check for SSA_NAME for.
12343 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12345 Fix PR tree-optimization/22071
12347 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12349 (get_constraint_for_component_ref): Use it.
12351 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12354 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12355 print out the last new line.
12357 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12359 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12360 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12361 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12362 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12363 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12364 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12365 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12366 (enum reg_class): New member CC0_REGS.
12367 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12368 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12369 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12370 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12371 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12372 Adjust for register now described.
12374 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12377 * config/i386/i386.md (stack_protect_test_si,
12378 stack_protect_test_di): Add earlyclobber for scratch 3.
12379 * config/rs6000/rs6000.md (stack_protect_testsi,
12380 stack_protect_testdi): Add earlyclobber for scratch 3,
12381 remove earlyclobber from scratch 4.
12383 Older entries for 2005 can be found in ChangeLog-2005.