1 2005-12-17 Paul Brook <paul@codesourcery.com>
3 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
4 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
5 when frame_pointer_needed.
7 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
9 * tree-vn.c (vn_add): Use XNEW.
10 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
12 (fold_stmt_r): Use explicit cast to convert from void *.
13 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
14 (new_temp_expr_table): Likewise.
15 * gimplify.c (lookup_tmp_var): Use XNEW.
16 (gimplify_asm_expr): Use explcit cast to convert from void *.
17 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
18 (get_def_blocks_for): Use XNEW.
19 (add_to_repl_tbl): Likewise.
20 (mark_def_sites): Use explicit cast to convert from void *.
21 (def_blocks_free): Likewise.
22 (mark_def_sites_initialize_block): Likewise.
23 (update_ssa): Use XNEWVEC.
24 * tree-dfa.c (create_var_ann): Use GGC_NEW.
25 (create_stmt_ann): Likewise.
26 (create_tree_ann): Likewise.
27 (referenced_var_insert): Likewise.
28 (set_default_def): Likewise.
29 (referenced_var_lookup_if_exists): Use explicit cast to convert
31 (referenced_var_lookup): Likewise.
32 (default_def): Likewise.
33 (set_default_def): Likewise.
34 * tree-cfg.c (create_bb): Likewise.
35 (edge_to_cases_cleanup): Likewise.
36 (verify_node_sharing): Likewise.
37 (record_switch_edge): Use XNEW.
38 (cleanup_dead_labels): Use XCNEWVEC.
39 (tree_duplicate_sese_region): Use XNEWVEC.
40 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
41 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
42 (int_tree_map_eq): Use explicit cast to convert from void *.
43 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
44 (__gcov_execl): Likewise.
45 (__gcov_execlp): Likewise.
46 (__gcov_execle): Likewise.
47 * tree-eh.c (struct_ptr_eq): Likewise.
48 (struct_ptr_hash): Likewise.
49 (lookup_stmt_eh_region_fn): Likewise.
50 (outside_finally_tree): Likewise.
51 (find_goto_replacement): Likewise.
52 (make_eh_edge): Likewise.
53 (mark_eh_edge): Likewise.
54 (add_stmt_to_eh_region_fn): Use GGC_NEW.
55 (record_in_finally_tree): Use XNEW.
56 (maybe_record_in_goto_queue): Use XRESIZEVEC.
57 (lower_try_finally_copy): Use XCNEWVEC.
59 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
61 * tree-inline.c (copy_body_r): Use explicit cast when converting
64 (copy_edges_for_bb): Likewise.
65 (remap_decl_1): Likewise.
66 (estimate_num_insns_1): Likewise.
67 * cgraph.c (hash_node): Use explicit cast when converting from
70 (cgraph_create_node): Use GGC_CNEW.
71 (cgraph_create_edge): Use GGC_NEW.
72 (cgraph_remove_node): Use explicit cast when converting from void *.
73 (hash_varpool_node): Likewise.
74 (eq_varpool_node): Likewise.
75 (cgraph_varpool_node): Use GGC_CNEW.
76 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
77 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
78 (eq_scev_info): Use explicit cast when converting from void *.
79 (find_var_scev_info): Likewise.
80 (set_instantiated_value): Likewise.
81 (gather_stats_on_scev_database_1): Likewise.
82 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
84 * c-pch.c (c_common_write_pch): Use XNEWVEC.
85 (c_common_read_pch): Likewise.
86 * prefix.c (save_string): Use XNEWVEC.
87 (translate_name): Use explicit cast when converting from void *.
88 * c-ppoutput.c (print_line): Use explicit cast when converting
90 (pp_dir_change): Likewise.
91 * c-cppbuiltin.c (builtin_define_std): Likewise.
92 (builtin_define_with_value): Likewise.
93 (builtin_define_with_value_n): Likewise.
94 (builtin_define_with_int_value): Likewise.
95 (builtin_define_type_max): Likewise.
96 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
98 * c-format.c (check_format_info_main): Use GGC_NEW.
99 (format_type_warning): Use explicit cast when converting from void *.
100 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
102 (start_init): Likewise.
103 * tree-flow-inline.h (first_referenced_var): Use explicit cast
104 when converting from void *.
105 (next_referenced_var): Likewise.
106 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
107 * gensupport.c (lookup_predicate): Use explicit cast to convert
109 (init_predicate_table): Use XCNEW instead of xcalloc.
110 * genpreds.c (process_define_predicate): Likewise.
112 2005-12-17 Danny Berlin <dberlin@dberlin.org>
113 Kenneth Zadeck <zadeck@naturalbridge.com>
115 * basic-block.h: Changed basic block numbering so that the entry
116 block is 0 and the exit block is 1. Changed insn iterators so
117 that they are tolerant of blocks with no insns.
118 * regrename.c (copyprop_hardreg_forward): Changed basic block
119 numbering so that the entry block is 0 and the exit block is 1.
120 * sched-ebb.c (sehedule_ebbs): Ditto.
121 * tracer.c (branch_ratio_cutoff): Ditto.
122 * cfgloopmanip.c (fix_loop_structure): Ditto.
123 * cfghooks.c (verify_flow_info): Ditto.
124 * cfg.c (compact_blocks): Ditto.
125 * reorg.c (dbr_schedule): Ditto.
126 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
127 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
128 calculate_dominance_info): Ditto.
129 * cfganal.c (create_edge_list, print_edge_list,
130 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
131 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
132 dfs_enumerate_from): Ditto.
133 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
134 * ifcvt.c (find_if_case_2): Ditto.
135 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
136 find_basic_blocks): Ditto.
137 * predict.c (predict_loops, tree_bb_level_predictions,
138 predict_paths_leading_to, propagate_freq): Ditto.
139 * lcm.c (compute_antinout_edge, compute_laterin,
140 compute_available): Ditto.
141 * function.c (thread_prologue_and_epilogue_insns): Ditto.
142 * gcse.c (gcse_main, bypass_jumps): Ditto.
143 * profile.c (compute_branch_probabilities,
144 compute_value_histograms, branch_prob): Ditto.
145 * tree-flow-inline.h (bsi_start, bsi_after_labels,
147 * tree-ssa-phiopt.c (tree_ssa_phiopt,
148 blocks_in_phiopt_order): Ditto.
149 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
150 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
151 * tree-dfa.c (collect_dfa_stats): Ditto.
152 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
153 * cfglayout.c (fixup_reorder_chain): Ditto.
154 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
155 partition_hot_cold_basic_blocks): Ditto.
156 * var-tracking.c (vt_find_locations): Ditto.
157 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
158 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
159 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
160 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
161 * tree-ssa-reassoc.c (init_reassoc): Ditto.
162 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
163 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
164 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
165 and removed unused reverse orders.
167 * combine.c: Fix document typo.
169 2005-12-17 Jan Hubicka <jh@suse.cz>
171 * tree-flow-inline.h (set_default_def, default_def): Kill.
172 * tree-dfa.c (default_defs): New global variable.
173 (default_def, set_default_def): New functions.
174 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
175 * tree-flow.h (struct var_ann_d): Kill default_def field.
176 (set_default_def, default_def): Update prototype.
177 (default_defs): Declare.
179 2005-12-16 Jeff Law <law@redhat.com>
181 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
182 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
183 into tree-ssa-forwprop.c.
184 (eliminate_redundant_computations): Do not call
185 simplify_rhs_and_lookup_avail_expr anymore.
186 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
187 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
188 (tree_ssa_forward_propagate_single_use_vars): Call
189 simplify_not_neg_expr appropriately.
191 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
194 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
196 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
198 PR rtl-optimization/25456
199 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
200 info->x_start with p->x_start.
202 2005-12-17 Alan Modra <amodra@bigpond.net.au>
204 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
205 introduced 2005-12-16.
207 2005-12-16 Steven Bosscher <stevenb@suse.de>
209 PR rtl-optimization/23837
210 * optabs.c (expand_binop): For a multi-word rotate, never emit
211 a REG_NO_CONFLICT block.
213 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
216 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
219 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
222 2005-12-16 Steven Bosscher <stevenb@suse.de>
224 * loop-invariant.c (move_loop_invariants): Add missing hunk from
225 the previous patch, to nullify df.
227 2005-12-16 Steven Bosscher <stevenb@suse.de>
229 * reorg.c (mostly_true_jump): Clean up code depending on
230 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
231 poor man's branch prediction, instead rely on REG_BR_PROB
232 notes to be available.
234 2005-12-16 Jakub Jelinek <jakub@redhat.com>
236 PR rtl-optimization/24899
237 * loop.c (strength_reduce): Don't reduce giv that is not always
238 computable and where add_val or mult_val can trap.
240 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
242 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
244 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
245 names of ms1-16-002 files.
247 2005-12-16 Alan Modra <amodra@bigpond.net.au>
250 * gcc.c (for_each_path): New function.
251 (add_to_obstack, file_at_path): New functions.
252 (struct file_at_path_info, struct add_to_obstack_info): New.
253 (build_search_list): Rewrite using for_each_path. Constify struct
254 path_prefix pointer. Add do_multi param. Adjust all callers.
255 (find_a_file): Similarly, but just change existing param to bool.
256 (putenv_from_prefixes): Add do_multi param, make "paths" const.
257 (do_spec_path): Delete.
258 (struct spec_path_info): New.
259 (spec_path): New function.
260 (do_spec_1): Use for_each_path for %D and %I.
261 (find_file): Adjust for find_a_file changes.
262 (main): Search multilibs for specs. Print multilib lib path for
263 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
264 (read_specs): Search multilibs for %include and %include_noerr.
265 (is_directory): Remove second string param. Change last param
266 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
267 check path is a dir. Update all callers.
268 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
269 * system.h (SMALL_ARG_MAX): Poison.
270 * config.gcc: Don't define SMALL_ARG_MAX.
271 * config.host: Likewise.
272 * config.build: Likewise.
274 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
276 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
277 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
278 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
279 simplify_logical): Move simplifications that do not require
280 additional infrastructure...
281 * simplify-rtx.c (simplify_unary_operation_1,
282 simplify_binary_operation_1): ... here.
284 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
287 * flow.c (mark_used_dest_regs): New function.
288 (mark_used_regs): Call mark_used_dest_regs.
290 2005-12-16 Jeff Law <law@redhat.com>
292 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
293 represent a use and definition of the same SSA_NAME.
295 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
296 Janis Johnson <janis187@us.ibm.com>
297 Ben Elliston <bje@au.ibm.com>
299 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
300 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
301 * target.h (struct gcc_target): Add decimal_float_supported_p.
302 * targhooks.c (default_scalar_mode_supported_p): Handle
304 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
305 of inf, nan, finite, isinf and isnan.
306 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
307 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
308 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
309 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
310 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
311 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
312 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
313 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
314 Pedwarn if decimal floating point types are used. Error if
315 decimal floating point is not supported by the target.
316 (finish_declspecs): Return type from DFP typespec_word.
317 * c-typeck.c (c_common_type): Choose the decimal floating point
318 type with the greater precision when determining a common type.
319 (convert_arguments): Warn if there is a mismatch between argument
320 and prototype for decimal float types. Warn of conversions with
321 binary float types and of precision narrowing due to prototype.
322 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
323 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
324 (c_token_starts_declspecs): Likewise.
325 (c_parser_attributes): Likewise.
326 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
327 RID_DFLOAT64, RID_DFLOAT128.
328 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
329 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
330 (shorten_compare): Convert DFP/BFP operands to a common type.
331 (c_common_modes_and_builtins): Register built-in decimal float
332 types if the target supports them.
333 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
334 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
335 inf, nan, finite, isinf and isnan builtins.
336 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
337 (builtin_define_float_constants): Assert non-decimal radix.
338 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
339 Call builtin_define_decimal_float_constants for each type.
340 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
341 flags. Use real_from_string3, which can handle binary or decimal
343 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
344 cts_dfloat64, cts_dfloat128.
345 * tree.c (build_common_tree_nodes_2): Add decimal float types.
346 * tree.h (enum tree_index): Add new enumeration values
347 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
348 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
349 (dfloat32_type_node): New macro.
350 (dfloat64_type_node, dfloat128_type_node): Likewise.
351 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
352 (dfloat128_ptr_type_node): Likewise.
353 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
354 bit decimal floating point types with "df", "dd" and "dl".
355 * c-format.h (enum format_lengths): Add new enumeration values
356 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
357 * c-format.c (printf_length_specs, scanf_length_specs): Add
358 entries for H, D, DD.
359 (print_char_table, scan_char_table): Use new entries.
360 (asm_fprintf_char_table, gcc_diag_char_table,
361 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
363 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
364 (DECIMAL64_TYPE_SIZE): Likewise.
365 (DECIMAL128_TYPE_SIZE): Likewise.
366 (TARGET_DEC_EVAL_METHOD): Likewise.
367 * doc/extend.texi (Decimal Float): New node.
368 (Constructing Calls): Document decimal float built-ins.
369 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
370 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
371 * ginclude/decfloat.h: New file.
373 2005-12-16 Alan Modra <amodra@bigpond.net.au>
375 * reload.c (find_reloads): Fix comment typo.
376 * recog.h (recog_memoized): Correct comment.
378 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
380 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
381 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
382 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
383 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
384 * doc/invoke.texi, doc/tm.texi: Fix typos.
386 2005-12-16 Ben Elliston <bje@au.ibm.com>
388 * real.c (decimal_quad_format): Correct values for emin, emax.
390 2005-12-15 DJ Delorie <dj@redhat.com>
392 * config/m32c/predicates.md (m32c_psi_scale): New.
393 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
394 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
396 2005-12-16 Jan Hubicka <jh@suse.cz>
398 PR rtl-optimization/25224
399 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
402 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
403 Steven Bosscher <stevenb@suse.de>
405 * loop-invariant.c (df): New global variable.
406 (find_defs, check_dependencies, find_invariant_insn, record_uses,
407 find_invariants_bb, find_invariants_body, find_invariants,
408 find_invariants_to_move, move_invariants, free_inv_motion_data,
409 move_single_loop_invariants, move_loop_invariants): Do not pass df in
412 2005-12-15 Jakub Jelinek <jakub@redhat.com>
414 * varasm.c (default_unique_section_1): Use special section
415 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
417 2005-12-16 Ben Elliston <bje@au.ibm.com>
419 * doc/invoke.texi (Warning Options): Document -Walways-true being
422 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
425 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
426 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
427 __floatunditf): Use #error if type sizes don't match requirements
429 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
430 as wider floating-point type. Use #error if type sizes don't
431 match requirements of implementation. Avoid overflow in computing
432 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
433 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
434 (__floatundisf, __floatundidf): Likewise.
435 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
436 * config/ia64/ia64.c (ia64_init_libfuncs): Use
437 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
438 TFmode-TImode conversions.
439 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
441 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
443 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
444 Use builtin_define_with_int_value() instead of
445 adding a new check for every new major FreeBSD version.
447 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
449 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
451 2005-12-15 Richard Sandiford <richard@codesourcery.com>
453 * config/arm/predicates.md (call_memory_operand): New.
454 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
456 2005-12-15 Andrew Haley <aph@redhat.com>
458 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
459 against prev_cache_entry == NULL when moving a cache entry to the
462 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
464 * config/mt/mt.c (mt_override_options): Require lower case
465 architectures. Revert accidental default to ms2.
466 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
467 ENDFILE_SPEC): Require lower case architectures. Revert default
470 * doc/invoke.texi (MT Options): Rename and update.
471 * doc/md.texi (MorphoTech family): Rename and update.
473 2005-12-15 Olivier Hainque <hainque@adacore.com>
475 * stor-layout.c (layout_type): Don't complain about a too small
476 an array element type size compared to its alignment when the
479 2005-12-15 Jan Hubicka <jh@suse.cz>
482 * i386.c (classify_argument): Properly adjust offset of bitfield for
485 2005-12-15 Richard Sandiford <richard@codesourcery.com>
487 * final.c (final_scan_insn): Flip in_cold_section_p when changing
488 between the hot and cold sections. Use current_function_section
489 to get the new section.
490 * dwarf2out.c (output_line_info): Use in_cold_section_p to
491 determine whether we are assembling hot or cold code.
492 (secname_for_decl, dwarf2out_var_location): Likewise.
493 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
494 * varasm.c (last_text_section): Delete.
495 (in_cold_section_p): New variable.
496 (hot_function_section): New function.
497 (current_function_section): Pass in_cold_section_p as the
498 reloc argument to select_section. Use it to decide between
499 unlikely_function_section and hot_function_section.
500 (assemble_start_function): Use switch_to_section. Set
501 in_cold_section_p instead of last_text_section.
502 (assemble_end_function): Use switch_to_section.
503 (switch_to_section): Don't set last_text_section.
504 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
505 argument to make the right choice between hot and cold sections.
507 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
509 Second part of MS1->MT renaming
510 * config/mt/mt.md (doloop_end): Call mt_add_loop.
511 (movqi, movhi): Call mt_set_memflags.
512 (*movdf_internal): Call mt_split_words.
513 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
515 (cmpsi): Store to mt_compare_op[01].
516 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
517 bungt, bunle, bunlt): Call mt_emit_cbranch.
518 (prologue): Call mt_expand_prologue.
519 (epilogu): Call mt_expend_epilogue.
520 (eh_return): Call mt_expand_eh_return.
521 (eh_epilogue): Call me_emit_eh_epilogue.
522 (conditional_trap): Store to mt_compare_op[01].
523 * config/mt/crti.asm: Adjust comment.
524 * config/mt/crtn.asm: Adjust comment.
525 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
526 (mt_compare_op0, mt_compare_op1): Renamed.
527 (current_frame_info, zero_frame_info): Adjust type.
528 (mt_ucmpsi3_libcall): Renamed.
529 (mt_flag_delayed_branch): Renamed.
530 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
531 (mt_nops_required, mt_nop_reasons): Renamed.
532 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
533 mt_debug_stack, mt_print_operand_simple_address,
534 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
535 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
536 mt_function_arg_advance, mt_arg_partial_bytes,
537 mt_pass_by_reference, mt_function_arg_boundary,
538 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
539 mt_legitimate_address_p): Renamed, adjusted.
541 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
542 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
543 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
544 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
545 mt_expand_eh_return, mt_emit_eh_prologue,
546 mt_handl_interrupt_attribute): Renamed, adjusted.
547 (mt_attribute_table): Renamed, adjusted.
548 (mt_initial_elimination_offset, mt_generate_compare,
549 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
550 mt_secondary_reload_class, mt_function_value, mt_split_words,
551 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
552 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
553 (mt_labels): Renamed.
554 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
555 mt_machine_reorg): Renamed, adjusted.
556 (mt_attribute_table: Renamed.
557 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
558 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
559 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
560 * config/mt/mt.opt (march): Set mt_cpu_string.
561 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
562 (TARGET_CPU_CPP_BUILTINS): Adjust.
563 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
565 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
566 (MT_MIN_INT): Renamed.
567 (RETURN_ADDR_RTX): Adjust.
568 (struct mt_frame_info): Renamed.
569 (current_frame_info): Adjust type.
570 (INITIAL_ELIMINATION_OFFSET): Adjust.
571 (MT_NUM_ARG_REGS): Renamed.
572 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
573 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
574 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
575 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
576 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
577 (mt_compare_op0, mt_compare_op1): Renamed.
578 * config/mt/mt-protos.h: Rename prototypes.
580 2005-12-15 Richard Guenther <rguenther@suse.de>
582 * tree-flow.h (okay_component_ref_for_subvars): Remove.
583 (get_ref_base_and_extent): Declare.
584 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
585 (get_ref_base_and_extent): New function.
586 * tree-ssa-alias.c (find_used_portions): Use it.
587 * tree-ssa-structalias.c (get_constraint_for_component_ref):
589 * tree-ssa-operands.c (get_expr_operands): Likewise.
591 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
593 * combine.c: Remove force_to_mode's fourth parameter.
594 (force_to_mode): Do not handle REG.
595 (canon_reg_for_combine): New.
596 (make_field_assignment): Use it where the removed argument was non-NULL.
598 2005-12-15 Alan Modra <amodra@bigpond.net.au>
601 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
602 error_mark_node. Make alignment params unsigned.
603 * config/rs6000/rs6000-protos.h
604 (rs6000_special_round_type_align): Update prototype.
605 (rs6000_machopic_legitimize_pic_address): Remove arg names.
607 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
609 PR rtl-optimization/25310
610 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
611 of the eliminable register when substituting into a PLUS.
613 2005-12-14 Jakub Jelinek <jakub@redhat.com>
616 * config/i386/i386.c (ix86_force_to_memory): Always use
617 SImode push for HImode in -m32.
618 (ix86_free_from_memory): Likewise.
620 2005-12-14 Richard Sandiford <richard@codesourcery.com>
622 * gcc/config/arm/arm.md: Provide a big-endian version of the
623 (zero_extend:SI (subreg:QI ...)) splitter.
625 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
627 * struct-equiv.c (note_local_live): Handle hard regs with different
630 2005-12-14 Jeff Law <law@redhat.com>
632 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
633 to a structure containing state rather than a pointer to bool.
634 (case ARRAY_REF): New code to handle folding some array references.
635 (case ADDR_EXPR): Note when we are processing expressions found
636 within an ADDRE_EXPR.
637 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
638 for state variables rather than just a pointer to a boolean.
639 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
640 handling of constant string references.
642 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
644 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
645 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
646 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
647 Move other tst* patterns to retain partial order.
649 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
651 * config/s390/s390.md ("d0", "1"): New mode attributes.
652 ("<shift>di3", "<shift>si3"): Merge.
653 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
654 ("ashrdi3", "ashrsi3"): Merge.
655 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
656 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
657 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
658 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
659 ("*ashrdi3", "*ashrsi3"): Merge.
660 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
662 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
664 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
665 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
666 ("*extendqidi2", "*extendqisi2") Merge.
667 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
668 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
669 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
670 Move some patterns to retain partial ordering.
672 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
674 * config/s390/s390.md ("atype", "length"): Rewrite.
675 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
677 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
679 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
681 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
683 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
684 PARALLELs with a mode.
686 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
688 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
691 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
693 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
695 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
699 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
702 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
704 2005-12-14 Jakub Jelinek <jakub@redhat.com>
708 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
709 DECL_P, call get_section rather than get_named_section. Supply
712 2005-12-14 Ben Elliston <bje@au.ibm.com>
714 * c-common.c (c_common_truthvalue_conversion): Generalise warning
715 for addresses converted to booleans; not just function addresses.
716 * c-typeck.c (build_binary_op): Warn for address comparisons which
717 can never be NULL (eg. func == NULL or &var == NULL).
718 * common.opt (Walways-true): New option.
719 * c-opts.c (c_common_handle_option): Set it with -Wall.
720 * doc/invoke.texi: Document it.
722 2005-12-13 Paul Brook <paul@codesourcery.com>
724 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
725 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
727 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
729 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
730 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
732 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
733 (EXTRA_MULTILIB_PARTS): Define.
735 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
737 PR rtl-optimization/20070 / part1
738 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
739 count_or_remove_death_notes with kill == -1.
740 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
741 registers if PROP_POST_REGSTACK is set.
742 (mark_used_reg): Likewise.
743 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
744 REG_UNUSED notes for stack regs.
745 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
746 to match rtx_equiv_p machinery. Change caller.
747 (outgoing_edges_match): Likewise.
748 (try_crossjump_to_edge): Use struct_equiv_block_eq
749 instead of flow_find_cross_jump.
750 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
751 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
752 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
753 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
754 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
755 (insns_match_p): Update prototype.
756 (flow_find_cross_jump): Remove prototype.
757 (struct_equiv_block_eq, struct_equiv_init): Declare.
758 (rtx_equiv_p, condjump_equiv_p): Likewise.
759 * struct-equiv.c: Include reload.h.
760 (IMPOSSIBLE_MOVE_FACTOR): Define.
761 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
762 (struct_equiv_improve_checkpoint): Likewise.
763 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
764 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
765 (struct_equiv_merge, find_dying_input): Likewise.
766 (resolve_input_conflict, note_local_live): Likewise.
767 (death_notes_match_p): Change parameters and processing
768 to match rtx_equiv_p machinery. Change caller.
769 (insns_match_p): Likewise.
770 (flow_find_cross_jump): Replace with:
771 (struct_equiv_block_eq).
773 Back out this change:
774 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
775 * recog.c (verify_changes): Make it static.
776 * recog.h: Remove the corresponding prototype.
778 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
780 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
783 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
785 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
786 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
787 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
788 TARGET_MS1_64_001 appropriately.
789 (ms1_machine_reorg): Use TARGET_MS2.
791 2005-12-13 Jakub Jelinek <jakub@redhat.com>
795 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
796 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
797 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
798 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
799 Set mode to SI, adjust constraints.
800 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
801 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
804 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
806 * c-cppbuiltin.c (builtin_define_float_constants): Add
807 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
808 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
809 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
810 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
811 to "((double)%sL)" otherwise "%s".
813 2005-12-13 Paul Brook <paul@codesourcery.com>
815 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
818 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
820 * tree-flow.h: Allow compilation with a C++ compiler.
821 (struct edge_prediction): Prefix all field names with "ep_".
822 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
823 (tree_predict_edge, combine_predictions_for_bb): Likewise.
824 (remove_predictions_associated_with_edge): Likewise.
826 2005-12-12 Jeff Law <law@redhat.com>
828 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
830 * passes.c (init_optimization_passes): Run reassociation again
831 after loop optimizations.
833 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
835 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
837 (optimize_stmt): Ditto.
838 (canonicalize_comparison): New function.
839 * tree-ssa-operands.c (swap_tree_operands): Make external.
840 (get_expr_operands): Stop auto-canonicalization.
841 * tree-ssa-reassoc.c: Rewrite.
842 (init_optimization_passes):
843 * tree-flow.h (swap_tree_operands): Prototype.
844 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
846 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
848 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
849 indicate function epilogue has been output.
850 (pa_asm_output_mi_thunk): Likewise.
851 (output_deferred_plabels): Put plabels in readonly data section when
852 not generating PIC code.
853 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
854 information. Add assert.
855 (som_output_comdat_data_section_asm_op): New function.
856 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
857 instead of output_section_asm_op for COMDAT sections.
859 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
861 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
862 Fix whitespace in vincinity of to-be-installed changes.
863 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
864 (insns_match_p): Likewise.
866 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
868 * config.gcc (ms1): Replace with ...
870 * config/ms1: Rename to ...
871 * config/mt: ... here. Rename ms1 files to mt.
872 * config/mt/mt.c: Adjust gt-mt.h #include.
873 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
874 (crti.o, crtn.o): Adjust file names.
876 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
878 * varray.h: Allow compilation with a C++ compiler.
879 (union varray_data_tag): Prefix all field names with "vdt_".
880 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
881 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
882 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
883 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
884 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
885 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
886 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
887 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
888 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
889 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
890 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
891 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
892 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
893 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
894 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
895 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
896 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
897 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
898 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
899 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
900 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
901 VARRAY_TOP_TREE_PTR): Likewise.
902 * varray.c (varray_grow): Likewise.
903 (varray_clear): Likewise.
905 2005-12-12 Alan Modra <amodra@bigpond.net.au>
908 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
909 alignment to doubleword if the first field is a double array.
910 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
912 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
914 * tree-ssa-structalias.c (process_constraint): Remove code to
915 transform addressofs into scalar.
916 (create_variable_info_for): In whole-program IPA, globals don't
917 point to ANYTHING by default.
919 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
921 * timevar.def (TV_IPA_PTA): New.
922 * tree-pass.h (pass_ipa_pta): New
923 * tree-ssa-structalias.c: Include cgraph.h
925 (predbitmap_obstack): New.
926 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
927 (struct constraint_stats): Add num_edges.
928 (new_var_info): Don't call bitmap_clear.
929 (struct constraint_edge): Update docs.
930 (new_constraint_edge): Remove src param.
931 (struct constraint_graph): Add zero_weight_succs,
932 zero_weight_preds. Update docs.
933 (constraint_expr_equal): Reformat.
934 (constraint_edge_equal): Update for removal of src.
935 (constraint_edge_less): Ditto.
936 (constraint_edge_vec_find): Ditto.
937 (erase_graph_self_edge): Update for removal of src and and zero
939 (clear_edges_for_node): Ditto.
940 (add_graph_edge): Ditto.
941 (get_graph_weights): Ditto.
942 (allocate_graph_weights): Ditto.
943 (merge_graph_nodes): Ditto.
944 (int_add_graph_edge): Ditto.
945 (valid_graph_edge): Ditto.
946 (valid_weighted_graph_edge): Ditto.
947 (build_constraint_graph): Ditto.
949 (collapse_nodes): Ditto.
950 (process_unification_queue): Ditto.
952 (solve_graph): Ditto.
953 (do_structure_copy): Ditto.
954 (perform_var_substitution): Ditto.
955 Init and release obstack.
956 (handle_ptr_arith): Try to resolve directly.
957 (find_func_aliases): Don't call update_alias_info here
958 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
959 (do_sd_constraint): Add code for propagating faster.
961 (do_ds_constraint): Ditto.
962 (count_num_arguments): New function.
963 (create_function_info_for): Ditto.
964 (create_variable_info_for): Handle FUNCTION_DECL.
965 (intra_create_variable_infos): Use make_constraint_to_anything.
966 (init_alias_vars): Init obstacks here.
967 (need_to_solve): Handle zero weight graph changes.
968 (compute_points_to_sets): Call update_alias_info here.
969 (delete_points_to_sets): Free zero weight preds/succs here.
971 (ipa_pta_execute): New
973 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
975 * tree-ssa-structalias.c (var_anyoffset): Removed.
976 (anyoffset_tree): Ditto.
977 (anyoffset_id): Ditto.
978 (do_deref): Take vector of constraints, no return value.
979 Update to work on vector.
980 (get_constraint_for): Ditto.
981 (get_constraint_for_component_ref): Ditto.
982 (do_structure_copy): Ditto.
983 (handle_ptr_arith): Ditto.
984 (find_func_aliases): Ditto.
985 (set_uids_in_ptset): Remove anyoffset handling.
986 (init_base_vars): Ditto.
988 2005-12-10 Mark Mitchell <mark@codesourcery.com>
991 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
992 DECL_EXTERNAL functions have no bodies. Tidy.
994 2005-12-10 Andreas Schwab <schwab@suse.de>
996 * except.c (switch_to_exception_section): Only define if
997 TARGET_UNWIND_INFO is not defined.
999 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1001 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1002 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1004 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1006 * output.h (init_section, fini_section): Delete.
1007 * varasm.c (init_section, fini_section): Delete.
1008 (init_varasm_once): Don't initialize them.
1009 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1010 there are no corresponding varasm.c variables.
1012 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1014 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1015 of EH_FRAME_SECTION_NAME into...
1016 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1017 if it is still null.
1018 * except.c (default_exception_section): Delete, moving most
1020 (switch_to_exception_section): ...this new function. Set
1021 exception_section if it is still null, then switch to it.
1022 (output_function_exception_table): Use switch_to_exception_section.
1023 * varasm.c (exception_section, eh_frame_section): Update comments.
1024 (get_section): Hoist use of SECTION_NAMED.
1025 (init_varasm_once): Don't set exception_section and eh_frame_section.
1026 * output.h (default_exception_section): Delete.
1027 (default_eh_frame_section): Delete.
1029 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1031 * config/bfin/bfin.c: Include "cgraph.h".
1032 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1033 Return the reg that holds the pointer to the GOT.
1034 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1035 doing stack checking.
1037 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1039 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1040 recompute_tree_invarant_for_addr_expr.
1041 Update uses everywhere.
1043 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1045 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1046 (MULTILIB_DIRNAMES): Define.
1048 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1051 * config/s390/s390.c (struct s390_address): New field literal_pool.
1052 (s390_decompose_address): Compute literal_pool field. Do not
1053 assume register %r13 is always (and solely) used as pool base.
1054 (s390_extra_constraint_str): Use literal_pool field.
1056 2005-12-09 Thiemo Seufer <ths@networkno.de>
1058 * config/mips/mips.c (override_options): Don't allow too small
1059 integers in FP registers.
1061 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1063 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1064 targetm.binds_local_p to check for local function calls.
1066 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1069 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1070 call_used_regs can't be used to save reg in another reg.
1072 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1073 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1075 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1077 * except.c (output_ttype): Likewise.
1078 * tree-object-size.c (collect_object_sizes_for): Likewise.
1079 (check_for_plus_in_loops_1): Likewise.
1080 (check_for_plus_in_loops): Likewise.
1081 (compute_object_sizes): Use gcc_unreachable instead of abort.
1083 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1085 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1086 (loop_end, loop_init, doloop_end): New insns.
1087 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1088 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1089 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1090 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1091 * config/ms1/ms1.c: #include basic-block.h
1092 (struct machine_function): Add has_loops field.
1093 (ms1_add_loop): New.
1094 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1095 (struct loop_info, struct loop_work): New.
1096 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1097 (ms1_reorg_loops): New loop optimization.
1098 (ms1_machine_reorg): Call it.
1099 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1101 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1103 PR tree-optimization/25248
1104 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1105 evolution_of_loop from the failed attempt. Remove handling
1108 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1110 * tree.h (DECL_EXTERNAL): Clarify documentation.
1112 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1113 Jakub Jelinek <jakub@redhat.com>
1116 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1117 argument. Don't drop outer ANDs.
1118 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1119 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1121 * config/s390/predicates.md (setmem_operand): Remove.
1122 (shift_count_operand): Rename to...
1123 (shift_count_or_setmem_operand): ... this. Adjust
1124 s390_decompose_shift_count caller.
1125 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1126 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1127 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1128 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1129 rotl<mode>3_and, setmem_long_and): New insns.
1130 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1131 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1132 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1133 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1134 of shift_count_operand.
1135 (setmem_long): Use shift_count_or_setmem_operand instead of
1138 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1139 Andreas Tobler <a.tobler@schweiz.ch>
1141 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1144 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1146 * expr.c (force_operand): Use convert_to_mode for conversions.
1148 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1150 * reload.h (reg_equiv_invariant): Declare.
1151 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1152 register also when reg_equiv_invariant[R] is set.
1154 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1155 Andreas Tobler <a.tobler@schweiz.ch>
1157 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1159 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1161 * tree-ssa-pre.c (bitmap_set_and): New function.
1162 (bitmap_set_and_compl): New function.
1163 (bitmap_set_empty_p): New function.
1164 (insert_extra_phis): New function.
1165 (compute_avail): Use insert_extra_phis.
1167 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1169 * config/s390/s390.c (s390_expand_atomic): New function.
1170 Adjust comment of helper functions.
1171 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1172 * config/s390/s390.md ("ATOMIC"): New code macro.
1173 ("atomic"): Corresponding new code attribute.
1174 ("sync_lock_test_and_set[hq]i",
1175 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1177 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1179 * config/s390/s390.c (s390_expand_mask_and_shift,
1180 struct alignment_context, init_alignment_context,
1181 s390_expand_cs_hqi): New.
1182 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1183 * config/s390/s390.md ("sync_compare_and_swaphi",
1184 "sync_compare_and_swapqi"): New pattern.
1186 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1188 Fix PR tree-optimization/25291
1189 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1190 redundant and crashing check.
1192 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1195 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1196 tests further when !strict && reload_in_progress.
1197 (print_operand): Check that both operands of indexed address are regs.
1198 (print_operand_address): Likewise.
1199 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1200 (INT_REG_OK_FOR_BASE_P): Correct.
1202 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1204 Preparation for PR rtl-optimization/20070 / part1
1205 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1206 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1207 outgoing_edges_match.
1208 (outgoing_edges_match): Use condjump_equiv_p.
1209 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1211 * struct-equiv.c: New file.
1212 (death_notes_match_p) New function, broken out of insns_match_p.
1213 * Makefile.in (OBJS-common): Add struct-equiv.o.
1214 (struct-equiv.o): New target.
1216 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1218 * coretypes.h: Revert previous change.
1219 * config/darwin.h: Revert previous reversion.
1220 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1222 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1224 * coretypes.h (section): Provide dummy definition for target files.
1225 * config/darwin.h: Revert previous change.
1227 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1229 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1230 * configure.ac: Remove all.build and install-normal from target_list
1231 * configure: Regenerate.
1232 * Makefile.in (install): Don't depend on install-normal.
1234 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1236 * Makefile.in: Document the use of stamps.
1238 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1240 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1241 * Makefile.in: Add code to compute some dependencies on s-gtype
1242 automatically. Remove the declaration of those dependencies.
1244 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1246 * gcc/reload.c (push_secondary_reload): Fix typo:
1247 s/insn_constraint/scratch_constraint/.
1249 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1251 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1253 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1255 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1256 (alpha_elf_select_rtx_section): Return the selected section rather
1257 than emitting assembly code.
1258 (alpha_write_linkage): Emit a ".link" directive directly and then
1259 set in_section to NULL.
1260 (vms_asm_out_constructor): Use switch_to_section.
1261 (vms_asm_out_destructor): Likewise.
1262 (unicosmk_output_common): Set in_section to NULL instead of calling
1263 the dummy common_section function.
1264 (unicosmk_text_section): Delete in favor of...
1265 (unicosmk_output_text_section_asm_op): ...this new function.
1266 (unicosmk_data_section): Delete in favor of...
1267 (unicosmk_output_data_section_asm_op): ...this new function.
1268 (unicosmk_init_sections): New function.
1269 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1270 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1271 the dummy ssib_section function.
1272 (unicosmk_section_buf): Delete.
1273 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1274 (unicosmk_data_section): Delete.
1275 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1276 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1277 (SECTION_FUNCTION_TEMPLATE): Delete.
1278 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1279 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1280 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1281 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1282 (TARGET_ASM_INIT_SECTIONS): Define.
1283 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1284 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1285 (link_section, literals_section): Delete.
1286 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1287 set in_section to NULL.
1289 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1290 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1291 (COMMON_SECTION): Delete.
1292 (TARGET_ASM_INIT_SECTIONS): Define.
1293 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1294 the dummy common_section function.
1295 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1296 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1297 between readonly_data_section and text_section to check whether
1298 read-only data is being put in the text section.
1299 (arm_output_function_epilogue): Use switch_to_section.
1300 (arm_elf_asm_constructor): Likewise.
1301 (thumb_call_via_reg): Replace call to in_text_section with
1302 a comparison between in_section and text_section.
1303 (arm_file_end): Use switch_to_section.
1304 (aof_text_section): Delete in favor of...
1305 (aof_output_text_section_asm_op): ...this new function.
1306 (aof_data_section): Delete in favor of...
1307 (aof_output_data_section_asm_op): ...this new function.
1308 (aof_asm_init_sections): New function.
1309 (zero_init_section): Moved from config/arm/aof.h.
1310 (aof_dump_imports, aof_file_start): Use switch_to_section.
1311 * config/arm/arm.h (thumb_call_via_label): Update comment.
1312 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1313 (common_section): Delete.
1314 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1315 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1316 global switch_to_section function instead of the old port-local one.
1317 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1318 (SWITCH_TO_SECTION_FUNCTION): Delete.
1319 (drectve_section): Redefine as a macro.
1320 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1321 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1324 * config/avr/avr.c (progmem_section): New variable.
1325 (avr_output_progmem_section_asm_op): New function.
1326 (avr_asm_init_sections): New function.
1327 (avr_output_addr_vec_elt): Use switch_to_section.
1328 * config/avr/avr.h (progmem_section): Declare.
1329 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1330 (READONLY_DATA_SECTION): Delete.
1331 (TARGET_ASM_INIT_SECTIONS): Define.
1332 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1333 * config/avr/avr-protos.h (progmem_section): Delete.
1335 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1337 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1338 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1340 * config/darwin-sections.def: New file.
1341 * config/darwin.c: Define all sections in darwin-sections.def.
1342 (output_objc_section_asm_op, darwin_init_sections): New functions.
1343 (machopic_output_indirection): Use switch_to_section.
1344 (machopic_select_section): Return the selected section rather than
1345 emitting assembly code. Replace the static function table with
1346 inline conditional expressions. Update the tests of last_text_section
1347 and move them into the FUNCTION_DECL block.
1348 (machopic_select_rtx_section): Return the selected section rather than
1349 emitting assembly code.
1350 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1351 (darwin_file_end): Use switch_to_section.
1352 * config/darwin.h: Use darwin-sections.def to declare sections.
1353 (INIT_SECTION_ASM_OP): Remove empty definition.
1354 (HAS_INIT_SECTION): Define this instead.
1355 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1356 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1357 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1358 (TARGET_ASM_INIT_SECTIONS): Define.
1359 * config/darwin-protos.h (darwin_init_sections): Declare.
1360 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1361 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1362 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1363 (constructor_section, destructor_section, mod_init_section): Delete.
1364 (mod_term_section): Delete.
1365 (darwin_exception_section, darwin_eh_frame_section): Delete.
1366 (machopic_select_section): Return a section.
1367 (machopic_select_rtx_section): Likewise.
1368 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1369 (const_section, const_coal_section, const_data_section): Delete.
1370 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1371 (literal4_section, literal8_section, constructor_section): Delete.
1372 (mod_init_section, mod_term_section, destructor_section): Delete.
1373 (objc_class_section, objc_meta_class_section, objc_category_section)
1374 (objc_class_vars_section, objc_instance_vars_section): Delete.
1375 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1376 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1377 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1378 (objc_symbols_section, objc_module_info_section): Delete.
1379 (objc_image_info_section, objc_protocol_section): Delete.
1380 (objc_string_object_section, objc_constant_string_object_section)
1381 (objc_class_names_section, objc_meth_var_names_section): Delete.
1382 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1383 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1384 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1385 (darwin_exception_section, darwin_eh_frame_section): Delete.
1386 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1388 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1389 (frv_asm_out_destructor): Likewise.
1390 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1391 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1392 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1394 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1395 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1396 (data_section): Delete.
1398 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1399 (DRECTVE_SECTION_FUNCTION): Delete.
1400 (drectve_section): Redefine as a macro that sets in_section after
1401 emitting the directive.
1402 (SWITCH_TO_SECTION_FUNCTION): Delete.
1403 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1404 in_text_section with comparison between in_section and text_section.
1405 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1406 rather than emitting assembly code. Use get_named_section.
1407 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1409 (machopic_output_stub): Use switch_to_section.
1410 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1411 (nwld_named_section_asm_out_destructor): Use get_section and
1414 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1415 rather than emitting assembly code.
1416 (ia64_rwreloc_select_section): Likewise.
1417 (ia64_rwreloc_select_rtx_section): Likewise.
1418 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1419 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1421 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1422 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1424 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1425 section rather than emitting assembly code.
1426 (iq2000_select_section): Likewise.
1427 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1428 (sbss_section): Delete.
1430 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1431 and get_named_section.
1432 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1434 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1435 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1436 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1437 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1439 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1440 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1441 global switch_to_section function instead of the old port-local one.
1442 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1443 (SWITCH_SECTION_FUNCTION): Delete.
1444 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1445 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1446 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1447 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1449 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1450 global switch_to_section function instead of the old port-local one.
1451 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1453 * config/mips/mips.c (mips_file_start): Update comment.
1454 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1455 (mips_output_aligned_decl_common): Use switch_to_section.
1456 (mips_select_rtx_section): Return the section rather than emitting
1457 assembly code. Use get_named_section.
1458 (mips_function_rodata_section: Likewise get_section.
1459 (build_mips16_function_stub): Use switch_to_section.
1460 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1461 (SDATA_SECTION_ASM_OP): Delete.
1462 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1463 (EXTRA_SECTION_FUNCTIONS): Delete.
1465 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1466 (mmix_asm_output_aligned_local): Use switch_to_section.
1468 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1469 (som_one_only_readonly_data_section): New variables.
1470 (pa_output_function_epilogue): Set in_section to NULL instead of
1471 calling forget_section.
1472 (output_deferred_plabels): Use select_section.
1473 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1474 of calling forget_section.
1475 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1476 (pa_asm_output_aligned_local): Use select_section.
1477 (som_text_section_asm_op): Delete in favor of...
1478 (som_output_text_section_asm_op): ...this new function.
1479 (pa_som_asm_init_sections): New function.
1480 (pa_select_section): Return the section rather than emitting
1482 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1483 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1484 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1485 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1486 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1487 (som_readonly_data_section, som_one_only_readonly_data_section)
1488 (som_one_only_data_section, forget_section): Delete.
1489 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1490 (TARGET_ASM_INIT_SECTIONS): Define.
1491 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1493 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1494 (private_data_section, read_only_private_data_section): New variables.
1495 (sdata2_section, toc_section): New variables.
1496 (rs6000_file_start): Use switch_to_section.
1497 (rs6000_assemble_integer): Use comparisons against in_section
1498 instead of calling in_toc_section and in_text_section. Use
1499 unlikely_text_section_p.
1500 (rs6000_elf_output_toc_section_asm_op): New function, derived
1501 from the old rs6000/sysv4.h toc_section function.
1502 (rs6000_elf_asm_init_sections): New function.
1503 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1504 the section rather than emitting assembly code.
1505 (machopic_output_stub): Use switch_to_section.
1506 (toc_section): Delete dummy function.
1507 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1508 switch_to_section and get_section.
1509 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1510 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1511 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1512 the old rs6000/xcoff.h toc_section function.
1513 (rs6000_xcoff_asm_init_sections): New function.
1514 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1515 the section rather than emitting assembly code.
1516 (rs6000_xcoff_file_start): Use switch_to_section.
1517 (rs6000_xcoff_file_end): Likewise.
1518 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1519 (sdata2_section, sbss_section, private_data_section): Delete.
1520 (read_only_data_section, read_only_private_data_section): Delete.
1521 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1522 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1523 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1524 (FINI_SECTION_FUNCTION): Delete.
1525 (TARGET_ASM_INIT_SECTIONS): Define.
1526 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1527 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1528 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1529 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1530 (READONLY_DATA_SECTION): Delete.
1531 (TARGET_ASM_INIT_SECTIONS): Define.
1532 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1533 to NULL rather than no_section.
1534 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1536 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1538 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1539 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1540 from call to current_function_section.
1542 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1543 (bss100_section): New variable.
1544 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1545 (xstormy16_asm_init_sections): New function.
1546 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1547 switch_to_section and get_section.
1548 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1549 from calls to current_function_section.
1550 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1551 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1552 (TARGET_ASM_INIT_SECTIONS): Define.
1553 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1555 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1556 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1557 (FINI_SECTION_FUNCTION): Delete.
1559 * config/v850/v850.c: Include gt-v850.h.
1560 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1561 (zbss_section): New variables.
1562 (v850_output_aligned_bss): Use switch_to_section.
1563 (v850_asm_init_sections): New function.
1564 (v850_select_section): Return the section rather than emitting
1566 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1567 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1568 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1569 (TARGET_ASM_INIT_SECTIONS): Define.
1570 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1571 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1572 (zbss_section): Delete.
1574 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1576 * config/vx-common.h (vxworks_exception_section): Delete.
1577 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1579 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1580 section rather than emitting assembly code.
1581 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1584 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1585 * coretypes.h (section): New union and typedef.
1586 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1587 from call to current_function_section.
1588 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1589 (dbxout_symbol_location): Use switch_to_section.
1590 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1591 most of the code into...
1592 (default_eh_frame_section): ...here. Return a section.
1593 (collect2_eh_frame_section): Delete, moving most of the code into..
1594 (switch_to_eh_frame_section): ...this new function.
1595 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1596 (debug_macinfo_section, debug_line_section, debug_loc_section)
1597 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1599 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1600 eh_frame_section. Use switch_to_section and get_section.
1601 (dwarf2out_begin_prologue): Use switch_to_section.
1602 (AT_string_form): Check the flags in debug_str_section instead of
1603 DEBUG_STR_SECTION_FLAGS.
1604 (output_comp_unit): Use switch_to_section, get_section, and
1606 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1607 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1608 from call to current_function_section.
1609 (dwarf2out_var_location): Use unlikely_text_section_p.
1610 (dwarf2out_source_line): Use switch_to_section. Remove argument
1611 from call to current_function_section.
1612 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1613 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1614 debug_macinfo_section.
1615 (dwarf2out_init): Initialize the new section variables. Use them
1616 instead of calls to named_section_flags. Use switch_to_section.
1617 (output_indirect_string): Use switch_to_section and debug_str_section.
1618 (dwarf2out_finish): Use switch_to_section and the new section
1620 * except.c (default_exception_section): Return the section instead
1621 of emitting assembly code.
1622 (output_function_exception_table): Use the global exception_section
1623 variable instead of the target hook. Use switch_to_section. Remove
1624 argument from call to current_function_section.
1625 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1626 (shorten_branches): Use pointer comparisons to detect whether the
1627 text section is the same as readonly_data_section.
1628 (profile_function): Use switch_to_section. Remove argument from
1629 call to current_function_section.
1630 (final_scan_insn): Likewise. Update use of last_text_section.
1631 * gengtype.c (open_base_files): Add an include of output.h.
1632 * output.h (text_section, data_section, readonly_data_section)
1633 (ctors_section, dtors_section, bss_section, init_section)
1634 (fini_section, sdata_section): Turn into section pointers.
1635 (in_text_section, in_unlikely_text_section, exports_section)
1636 (drectve_section, named_section, mergeable_string_section)
1637 (last_text_section_name): Delete.
1638 (default_exception_section, default_eh_frame_section): Return sections.
1639 (SECTION_DECLARED, SECTION_NAMED): New macros.
1640 (SECTION_MACH_DEP): Bump value.
1641 (section_common, named_section, unnamed_section): New structures.
1642 (unnamed_section_callback): New typedef.
1643 (section): New union.
1644 (sbss_section, exception_section, eh_frame_section): New variables.
1645 (in_section, last_text_section): Turn into section pointers.
1646 (get_unnamed_section, get_section, get_named_section): New functions.
1647 (mergeable_constant_section, function_section): Return a section.
1648 (unlikely_text_section): Likewise.
1649 (current_function_section): Likewise. Remove the decl argument.
1650 (unlikely_text_section_p, switch_to_section): New functions.
1651 (output_section_asm_op): New function.
1652 (set_named_section_flags, named_section_flags, named_section_real)
1653 (named_section_first_declaration): Delete.
1654 (default_select_section, default_elf_select_section): Return a section.
1655 (default_elf_select_section_1, default_function_rodata_section)
1656 (default_no_function_rodata_section, default_select_rtx_section)
1657 (default_elf_select_rtx_section): Likewise.
1658 * rtl.h (in_data_section): Delete.
1659 * sdbout.c (sdbout_one_type): Use switch_to_section.
1660 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1661 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1662 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1663 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1664 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1665 (TARGET_ASM_OUT): Update after above changes.
1666 * target.h (init_sections): New hook.
1667 (exception_section, eh_frame_section): Delete.
1668 (select_section, select_rtx_section, function_rodata_section): Return
1669 a section rather than emitting assembly code.
1670 * varasm.c (text_section, data_section, readonly_data_section)
1671 (ctors_section, dtors_section, bss_section, init_section)
1672 (fini_section): Turn into section pointers.
1673 (sdata_section, sbss_section, exception_section): New variables.
1674 (eh_frame_section): New variable.
1675 (in_section): Make global and turn into a section pointer.
1676 (last_text_section): Turn into a section pointer.
1677 (unnamed_sections): New variable.
1678 (in_named_name, last_text_section_name): Delete.
1679 (EXTRA_SECTION_FUNCTIONS): Delete.
1680 (in_named_entry): Delete.
1681 (section_htab): New variable, replacing...
1682 (in_named_htab): ...this deleted variable.
1683 (section_entry_eq, section_entry_hash): New functions, based on...
1684 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1685 (get_unnamed_section, get_section): New functions.
1686 (unlikely_text_section): Return a section instead of emitting
1688 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1689 (get_named_section_flags, named_section_first_declaration): Delete.
1690 (unlikely_text_section_p): New function.
1691 (named_section_real, named_section): Delete.
1692 (get_named_section): New function.
1693 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1694 (function_section): Return a section rather than emitting
1696 (current_function_section): Likewise. Remove argument. Use
1697 last_text_section if nonnull, otherwise use function_section.
1698 (default_function_rodata_section): Return a section rather than
1699 emitting assembly code. Use get_section.
1700 (default_no_function_rodata_section): Return a section rather than
1701 emitting assembly code.
1702 (variable_section): Use switch_to_section and get_named_section.
1703 (mergeable_string_section): Return a section rather than emitting
1704 assembly code. Use get_section. Make static. Don't take special
1705 countermeasures for empty strings.
1706 (mergeable_constant_section): Return a section rather than emitting
1707 assembly code. Use get_section.
1708 (default_named_section_asm_out_destructor): Use switch_to_section
1710 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1711 (default_named_section_asm_out_constructor): Use switch_to_section
1713 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1714 (assemble_start_function): Likewise. Set last_text_section to
1715 NULL rather than no_section. Change the type of save_section.
1716 (assemble_zeros, assemble_variable): Use the section flags to detect
1717 whether or not a section is text.
1718 (assemble_static_space): Use switch_to_section.
1719 (assemble_trampoline_template): Likewise.
1720 (output_constant_def_contents): Use switch_to_section and
1722 (output_constant_pool_1): Use switch_to_section. Use the section
1723 flags to see whether sections contain mergeable data.
1724 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1725 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1726 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1727 whether a section has already been declared.
1728 (default_select_section, default_elf_select_section): Return a
1729 section rather than emitting assembly code.
1730 (default_elf_select_section_1): Likewise. Use bss_section for
1731 SECCAT_BSS if nonnull. Use get_named_section.
1732 (default_select_rtx_section): Return a section rather than
1733 emitting assembly code.
1734 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1735 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1736 (output_section_asm_op, switch_to_section): New functions.
1737 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1740 * doc/tm.texi: Expand the introduction to the sections documentation.
1741 (TRAMPOLINE_SECTION): Document new interface.
1742 (SDATA_SECTION_ASM_OP): Document new macro.
1743 (READONLY_DATA_SECTION): Delete.
1744 (SDATA_SECTION_ASM_OP): Document new macro.
1745 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1746 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1747 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1748 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1749 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1751 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1753 * gcc.c (init_gcc_specs): Match braces inside conditionally
1756 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1758 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1760 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1763 * tree.c (integer_all_onesp): Always return true if all bits on.
1765 * testsuite/g++.dg/init/array0.C: New.
1767 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1769 * doc/md.texi: Adapt to implementation.
1771 2005-12-06 Andreas Schwab <schwab@suse.de>
1773 * opts.c (decode_options): Fix typo in message.
1775 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1778 * longlong.h: Merge PPC tests from upstream.
1780 2005-12-06 Richard Guenther <rguenther@suse.de>
1782 * fold-const.c (fold_convert): Do not build and fold
1783 CONVERT_EXPR, but always use NOP_EXPR.
1785 2005-12-06 Jan Beulich <jbeulich@novell.com>
1787 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1788 __builtin_ia32_paddq and __builtin_ia32_subq.
1789 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1790 __builtin_ia32_pshufw.
1791 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1793 2005-12-05 James E Wilson <wilson@specifix.com>
1796 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1799 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1801 * print-tree.c (print_node): Ditto.
1802 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1803 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1804 before accessing DECL_ARTIFICIAL.
1805 Handle new tag tree codes.
1806 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1808 (unmodifiable_var_p): Ditto.
1809 * tree-flow.h (mem_tag_kind): Remove.
1810 (struct var_ann_d): Remove mem_tag_kind member.
1811 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1812 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1813 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1814 (group_aliases): Ditto.
1815 (setup_pointers_and_addressables): Ditto.
1816 (is_escape_site): Ditto.
1817 (may_alias_p): Ditto.
1818 (create_tag_raw): New function.
1819 (create_memory_tag): Use it.
1820 (dump_alias_info): Update for tags.
1821 (may_be_aliased): Ditto.
1822 (add_type_alias): Ditto.
1823 (new_type_alias): Ditto.
1824 (create_sft): Ditto.
1825 (create_structure_vars): Ditto.
1826 * tree-ssa-ccp.c (get_default_value): Ditto.
1827 * tree-ssa-operands.c (get_expr_operands): Ditto.
1828 (add_stmt_operand): Ditto.
1829 (add_call_clobber_ops): Remove duplicated condition.
1830 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1832 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1833 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1834 * tree.c (init_ttree): Update structures for new tree codes.
1835 (tree_code_size): Update sizes for new tree codes.
1836 (make_node_stat): Don't try to set common things on minimal
1838 (tree_node_structure): Update for tags.
1839 (is_global_var): Ditto.
1840 * tree.def: Add new tree codes.
1841 * tree.h (MTAG_P): New macro.
1842 (TREE_MEMORY_TAG_CHECK): Ditto.
1843 (SSA_VAR_P): Update for tags.
1844 (struct tree_memory_tag): New structure.
1845 (MTAG_GLOBAL): New macro.
1846 (union tree_node): Add memory tag member.
1847 * treestruct.def (TS_MEMORY_TAG): New.
1849 2005-12-05 Dale Johannesen <dalej@apple.com>
1851 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1852 what was approved (PR 24323).
1854 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1856 * doc/c-tree.texi (Function Bodies): Remove description of
1859 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1861 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1862 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1863 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1864 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1865 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1866 __divxc3): Document.
1868 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1870 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1872 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1873 hook_bool_void_false.
1874 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1875 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1877 * config/darwin.c (machopic_select_section): It's not defined
1878 as weak if it's only marked as weak_import.
1880 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1883 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1884 A hidden weak object does bind locally. Strong linkonce data
1885 counts like any other strong symbol for binding.
1886 (weak_finish_1): Don't specially handle weakrefs, they no longer
1888 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1889 * c-common.c (handle_alias_attribute): Allow static aliases
1891 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1892 * gthr-dce.h: Make weakrefs static.
1893 * gthr-tpf.h: Likewise.
1894 * gthr-solaris.h: Likewise.
1895 * gthr-posix.h: Likewise.
1896 * gthr-posix95.h: Likewise.
1897 * config/darwin.c (darwin_encode_section_info): static weakref
1898 variables are not necessarily defined in this translation unit.
1899 * doc/extend.texi (Function Attributes): Mention that an alias
1900 attribute creates a definition for the thing it's attached to.
1901 Change the documentation for weakref to say that the thing
1902 it's attached to must be static.
1904 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1905 we don't go into an infinite loop.
1907 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1909 * config/rs6000/predicates.md (logical_const_operand): Split
1910 out of logical_operand.
1911 (logical_operand): Use it.
1912 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1913 logical_const_operand.
1915 2005-12-05 Jan Beulich <jbeulich@novell.com>
1917 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1918 and IX86_BUILTIN_CMPNESS.
1919 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1920 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1921 * config/i386/i386.md (movti_internal): Correct type attribute.
1922 Simplify mode attribute.
1923 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1924 Correct type attribute.
1925 (absxf2): Correct operator.
1926 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1927 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1928 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1930 (sse2_vmsqrtv2df2): Correct mode attribute.
1932 2005-12-05 Jan Beulich <jbeulich@novell.com>
1934 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1935 16 bits. Provide insn pattern for this case.
1937 2005-12-05 Jan Beulich <jbeulich@novell.com>
1939 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1941 (__popcountDI2): Likewise.
1943 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1946 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1947 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1948 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1951 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1953 * c-typeck.c (null_pointer_constant_p): New function.
1954 (build_conditional_expr, build_c_cast, convert_for_assignment,
1955 build_binary_op): Use it.
1957 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1959 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1960 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1962 (check_function_arguments_recurse): Allow both NOP_EXPR and
1963 CONVERT_EXPR but check conversions preserve precision.
1964 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1965 but check conversions preserve precision.
1966 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1969 2005-12-04 Roger Sayle <roger@eyesopen.com>
1972 * common.opt (Wstring-literal-comparison): New command line option.
1973 * c-opts.c (c_common_handle_option): Set it with -Wall.
1974 * c-typeck.c (parser_build_binary_op): Issue warning if either
1975 operand of a comparison operator is a string literal, except for
1976 testing equality or inequality against NULL.
1978 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1980 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1982 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1983 of building a NOP_EXPR.
1984 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1986 * c-convert.c (convert): Use fold_convert instead of building
1987 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1988 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1990 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1991 NOP_EXPR the same as CONVERT_EXPR.
1992 * c-typeck.c (build_function_call): Use fold_convert instead of
1993 building a NOP_EXPR directly.
1994 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1996 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1998 PR rtl-optimization/25197
1999 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2002 2005-12-02 Stuart Hastings <stuart@apple.com>
2004 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2007 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2009 * c-typeck.c (default_function_array_conversion,
2010 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2011 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2012 orig_op2. Don't check them for NOP_EXPR.
2013 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2014 around integer zero.
2016 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2018 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2019 toc_save_offset, toc_size, lr_size.
2020 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2021 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2022 Adjust for removal of unused rs6000_stack_t fields.
2023 (debug_stack_info): Adjust.
2024 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2025 first, and don't bother checking for set/inc of lr on sibcalls.
2026 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2028 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2031 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2032 5 if operand 1 is not aligned. Undo previous constraint change.
2033 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2035 2005-12-02 Richard Guenther <rguenther@suse.de>
2037 * tree.h (build): Remove prototype.
2038 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2039 * tree.c (build): Remove.
2040 (build0_stat): Update comment.
2042 2005-12-02 Richard Guenther <rguenther@suse.de>
2044 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2045 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2047 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2048 maybe_fold_offset_to_component_ref): Likewise.
2049 * tree-ssa-dom.c (thread_across_edge,
2050 simplify_rhs_and_lookup_avail_expr,
2051 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2053 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2054 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2055 lower_try_finally_switch): Likewise.
2056 * tree-if-conv.c (add_to_dst_predicate_list,
2057 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2058 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2059 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2060 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2061 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2062 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2063 gimplify_init_ctor_eval, gimplify_init_constructor,
2064 gimplify_variable_sized_compare, gimplify_boolean_expr,
2065 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2066 gimplify_expr, gimplify_body, gimplify_function_tree,
2067 force_gimple_operand): Likewise.
2068 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2069 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2070 mx_register_decls): Likewise.
2071 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2072 get_frame_field, finalize_nesting_tree_1): Likewise.
2073 * tree-inline.c (setup_one_parameter): Likewise.
2074 * tree-vect-transform.c (vectorizable_condition): Likewise.
2075 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2077 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2078 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2079 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2080 * tree-chrec.h (build_polynomial_chrec): Likewise.
2082 2005-12-02 Richard Guenther <rguenther@suse.de>
2084 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2085 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2086 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2087 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2088 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2089 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2090 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2092 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2093 sh_adjust_unroll_max): Likewise.
2094 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2095 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2096 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2098 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2100 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2103 2005-12-02 Richard Guenther <rguenther@suse.de>
2105 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2106 simplify_cond_using_ranges): Use buildN instead of build.
2107 * tree-tailcall.c (adjust_accumulator_values,
2108 adjust_return_value): Likewise.
2109 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2110 generate_element_copy, generate_element_zero,
2111 generate_one_element_init): Likewise.
2112 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2113 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2114 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2115 perfect_nestify): Likewise.
2117 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2119 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2121 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2123 * ggc.h (GGC_RESIZEVEC): New.
2125 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2127 * gcc.c (execute): Improve readability.
2129 2005-12-02 Richard Guenther <rguenther@suse.de>
2131 * tree-cfg.c (mark_used_vars): New function.
2132 (dump_function_to_file): Dump only used VAR_DECLs.
2134 2005-12-02 Richard Guenther <rguenther@suse.de>
2136 * convert.c (convert_to_integer): Fix compare for nonpositive
2137 constant to use tree_int_cst_sgn <= 0.
2139 2005-12-02 Richard Guenther <rguenther@suse.de>
2141 * convert.c (convert_to_integer): Use fold_convert instead
2142 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2143 instead of comparing against 0. Use build_int_cst instead
2144 of converting integer_zero_node.
2146 2005-12-02 Richard Guenther <rguenther@suse.de>
2148 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2151 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2154 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2157 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2160 * function.c (expand_function_end): Emit blockage for unwinder
2163 2005-12-01 Roger Sayle <roger@eyesopen.com>
2165 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2166 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2167 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2168 integer constant comparisons.
2170 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2171 Janis Johnson <janis187@us.ibm.com>
2172 David Edelsohn <dje@watson.ibm.com>
2173 Ben Elliston <bje@au.ibm.com>
2175 * dfp.h, dfp.c: New files.
2176 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2177 (DECNUM_H): Likewise.
2178 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2179 (INCLUDES): Append $(DECNUMINC).
2180 (OBJS-common): Add dfp.o.
2182 * real.h (EXP_BITS): Pinch one bit to ..
2183 (struct real_value): Add decimal field.
2184 (real_format): Change table size, update documentation.
2185 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2186 (real_from_string3): Declare.
2187 (decimal_single_format): Declare.
2188 (decimal_double_format): Declare.
2189 (decimal_quad_format): Declare.
2190 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2191 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2192 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2193 * real.c: Include dfp.h.
2194 (normalize): Early return for decimal floats.
2195 (do_add): Zero decimal field.
2196 (do_compare): Call do_decimal_compare for decimal floats.
2197 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2198 (real_arithmetic): Call decimal_real_arithmetic for decimal
2199 floating point operands.
2200 (real_identical): If a and b are of differing radix, return false.
2201 (real_to_integer): Call decimal_real_to_integer if the value is a
2203 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2204 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2205 (real_to_hexadecimal): Place "N/A" in the return string for
2207 (real_from_string3): New variant, given a mode.
2208 (real_maxval): Use decimal_real_maxval for decimal floats.
2209 (round_for_format): Use decimal_round_for_format for decimals.
2210 (real_convert): Use decimal_real_convert where appropriate.
2211 (significand_size): Handle base 10.
2212 (encode_decimal_single, decode_decimal_single,
2213 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2214 decode_decimal_quad): New functions.
2215 (decimal_single_format): New.
2216 (decimal_double_format): New.
2217 (decimal_quad_format): New.
2218 * machmode.def: Add SD, DD and TD decimal floating point modes.
2219 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2220 Include MODE_DECIMAL_FLOAT.
2221 (DECIMAL_FLOAT_MODE_P): New.
2222 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2223 * genmodes.c (struct mode_data): Add counter field.
2224 (struct mode_data): Update comment for format.
2225 (blank_mode): Initialise counter field.
2226 (new_mode): Increment counter field for each mode defined.
2227 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2229 (make_complex_modes): Handle modes containing `D'.
2230 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2231 (make_decimal_float_mode): New.
2232 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2233 (cmp_modes): Compare counter field if other characteristics
2235 (emit_real_format_for_mode): Support formats for decimal floats.
2236 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2237 Document MODE_DECIMAL_FLOAT.
2239 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2241 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2244 2005-12-01 Richard Henderson <rth@redhat.com>
2246 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2248 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2250 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2252 * config/pa/pa.c (pa_init_builtins): If we detect
2253 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2256 2005-12-01 Richard Guenther <rguenther@suse.de>
2258 * fold-const.c (fold_binary): Use fold_build2, not
2261 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2263 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2265 * vec.h (VEC_block_remove): New.
2267 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2270 * c-common.c (lvalue_error): Fix wording.
2272 2005-12-01 Richard Guenther <rguenther@suse.de>
2274 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2275 thinko in last patch.
2277 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2279 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2280 than -flat_namespace.
2282 2005-12-01 Ben Elliston <bje@au.ibm.com>
2284 * mklibgcc.in: Parameterise the script to build soft float
2285 functions by iterating over each type, rather than cloning the
2288 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2291 * builtins.c (fold_builtin_fputs): Defer check for missing
2292 replacement functions.
2294 2005-11-30 Kean Johnston <jkj@sco.com>
2296 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2297 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2299 2005-11-30 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/22501
2302 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2303 function split out from ...
2304 (forward_propagate_addr_expr): ... here. Use it to propagate
2305 ADDR_EXPRs to all uses.
2307 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2309 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2310 * builtins.c (expand_builtin_mathfn): Use them.
2311 (expand_builtin_mathfn_2): Likewise.
2312 (expand_builtin_mathfn_3): Likewise.
2313 (expand_builtin_int_roundingfn): Likewise.
2314 (expand_builtin): Likewise.
2315 (integer_valued_real_p): Likewise.
2316 (fold_builtin_int_roundingfn): Likewise.
2317 (fold_builtin_bitop): Likewise.
2318 (fold_builtin_logarithm): Likewise.
2319 (fold_builtin_1): Likewise.
2320 * convert.c (convert_to_integer): Likewise.
2321 * fold-const.c (negate_mathfn_p): Likewise.
2322 (tree_expr_nonnegative_p): Likewise.
2324 2005-11-30 Dale Johannesen <dalej@apple.com>
2325 Andrew Pinski <pinskia@physics.uc.edu>
2327 * combine.c (find_split_point): Sign extend bitmask
2328 when changing bitfield assignment to IOR of AND.
2330 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2332 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2333 clobber to scratch reg.
2334 (*decrement_and_branch_until_zero_no_clobber): Remove.
2335 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2336 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2337 * config/ms1/ms1.opt (mmul): Remove.
2338 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2339 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2341 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 Bernd Schmidt <bernd.schmidt@analog.com>
2344 * pa/predicates.md (symbolic_operand): Add comment.
2345 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2346 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2347 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2348 (pa_secondary_reload_class): Delete.
2349 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2350 and pa_secondary_reload_class. Reorder some checks. Update inline
2351 copy of symbolic operand.
2352 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2354 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2356 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2359 2005-11-30 Jeff Law <law@redhat.com>
2361 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2362 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2364 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2366 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2367 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2368 (ia64_expand_move): Adjust caller.
2370 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2371 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2374 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2376 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2377 Always produce an output if we can remove NEGs or canonicalize
2378 (minus (minus ...)) expressions. Provide a fast path for the
2380 (simplify_gen_binary): Do not call simplify_plus_minus.
2381 (simplify_binary_operation_1): Reassociate at the end of the
2384 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2386 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2387 moves and unpack to speed up.
2389 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2391 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2392 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2393 (gen_v9_scc): Update callers.
2394 * config/sparc/sparc.md: Likewise.
2395 * config/sparc/sparc-protos.h: Update extern declaration.
2397 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2399 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2401 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2404 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2406 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2407 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2408 (negate_expr): Here.
2410 2005-11-29 Ben Elliston <bje@au.ibm.com>
2412 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2413 Fix typo in comment.
2415 2005-11-29 Ben Elliston <bje@au.ibm.com>
2417 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2418 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2420 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * builtins.c (init_target_chars): New.
2425 (expand_builtin_printf, expand_builtin_fprintf,
2426 expand_builtin_sprintf, fold_builtin_sprintf,
2427 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2428 fold_builtin_snprintf_chk, fold_builtin_printf,
2429 fold_builtin_fprintf): Check for matching format strings using
2432 2005-11-29 Paul Brook <paul@codesourcery.com>
2434 * config.gcc: Do not use fixproto on m68k-elf.
2436 2005-11-28 Roger Sayle <roger@eyesopen.com>
2438 * expmed.c (div_cost): Replace with...
2439 (sdiv_cost, udiv_cost): New.
2440 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2441 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2442 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2443 (expand_divmod): Replace use of div_cost with either sdiv_cost
2444 or udiv_cost depending upon the signedness of the operation.
2446 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2449 * config/darwin.c (machopic_indirection_name,
2450 machopic_output_indirection): Follow transparent alias chain.
2452 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2454 * varasm.c (ultimate_transparent_alias_target): Add comment.
2456 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2458 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2459 SET_SRC instead of XEXP where appropriate.
2461 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2463 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2466 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2468 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2469 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2472 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2474 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2475 secondary_input_reload_class, made static. Adapt to new
2477 (secondary_output_reload_class): Delete.
2478 (TARGET_SECONDARY_RELOAD): New macro.
2479 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2480 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2482 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2485 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2486 when its natural alignment is > BITS_PER_UNIT.
2487 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2488 * c-common.c (handle_packed_attribute): Ignore packing on a field
2489 whose type is naturally char aligned.
2491 2005-11-28 Richard Guenther <rguenther@suse.de>
2493 * c-common.c (strict_aliasing_warning): Handle all
2494 component-ref like accesses.
2496 2005-11-28 Roger Sayle <roger@eyesopen.com>
2497 Uros Bizjak <uros@kss-loka.si>
2500 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2501 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2502 when flag_unsafe_math_optimizations is set and
2503 we don't care about NaNs or Infinities.
2505 Move x/expN(y) and x/pow(y,z) transformation into common
2506 flag_unsafe_math_optimizations section.
2508 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2510 * gcc.c (main): Change type of argv to "char **".
2512 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2514 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2515 small data sections.
2516 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2517 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2518 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2519 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2520 output locals to sbss if !rs6000_elf_in_small_data_p.
2521 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2523 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2526 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2527 generated by reload.
2528 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2529 indexed_or_indirect_address.
2530 (indexed_or_indirect_address): Don't test for base reg. Call
2531 address_operand last. Make it a special predicate.
2533 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2535 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2537 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2540 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2542 (negate_expr): Likewise.
2544 2005-11-27 Andreas Schwab <schwab@suse.de>
2546 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2549 2005-11-27 Steven Bosscher <stevenb@suse.de>
2551 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2552 has EH predecessor edges.
2554 2005-11-26 Eric Christopher <echristo@apple.com>
2556 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2557 register stalls by zero extending to the full register.
2559 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2561 * config/floatunsisf.c, config/floatunsidf.c,
2562 config/floatunsixf.c, config/floatunsitf.c: New files.
2563 * config/ia64/t-hpux: Add floatunsitf.c.
2564 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2565 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2567 2005-11-26 Richard Henderson <rth@redhat.com>
2569 * c-lex.c (pragma_lex): Rename from c_lex.
2570 * c-pch.c: Update for pragma_lex rename.
2571 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2572 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2573 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2574 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2575 * doc/tm.texi: Likewise.
2577 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2580 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2581 when overflow is undefined.
2583 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2585 * doc/md.texi (Insn Canonicalizations): Refer to the
2586 function commutative_operand_precedence for further rules.
2588 2005-11-25 Roger Sayle <roger@eyesopen.com>
2591 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2592 is less than zero. Limit mult_cost to a reasonable upper bound for
2593 the synthetic multiplication sequence.
2595 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2598 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2599 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2600 Lookup the explicit replacement functions for any unlocked
2601 stdio builtin transformations.
2603 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2605 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2607 * targhooks.c (default_secondary_reload): Don't require operand 2
2608 for an input reload to be earlyclobber.
2610 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2612 * fold-const.c (negate_mathfn_p): Fix comment and add support
2613 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2616 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2619 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2620 _Q_ulltoq for unsigned conversions from SImode and DImode to
2623 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2625 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2626 (__floatundidf, __floatundisf): Likewise.
2628 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2630 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2631 (rs6000_override_options): Remove initialization of
2632 rs6000_sr_alias_set.
2633 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2634 (rs6000_emit_stack_tie): Same.
2635 (emit_frame_save): Same.
2636 (gen_frame_mem_offset): Same.
2637 (rs6000_emit_prologue): Same.
2638 (rs6000_emit_epilogue): Same.
2640 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2643 * fold-const.c (fold_build): Convert bool_var != 1 and
2644 bool_var == 0 to !bool_var.
2646 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2649 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2650 for C being INTEGER_CST. Likewise for !=.
2652 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2655 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2656 unsigned conversions from SImode to TFmode.
2658 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2660 * expr.c (expand_expr_real_1): Fix error in last change.
2662 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2664 * caller-save.c: (this_insn_sets): Move into:
2665 (save_call_clobbered_regs).
2666 (mark_set_regs): Get this_insn_sets from data.
2668 (save_call_clobbered_regs): Take sets of the return value by
2669 sibcalls into account.
2671 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2674 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2675 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2676 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2677 (memory_move_secondary_cost, init_reg_autoinc): Remove
2678 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2679 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2680 secondary_reload_class call.
2681 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2683 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2684 (push_secondary_reload): Use secondary_reload target hook.
2685 (secondary_reload_class, scratch_reload_class): New functions.
2686 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2687 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2688 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2689 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2690 (secondary_reload_class, scratch_reload_class): Declare.
2691 * reload1.c: Include target.h.
2692 (reload_adjust_reg_for_temp): New function.
2693 (reload_adjust_reg_for_icode): Likewise.
2694 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2695 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2697 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2698 for inheritance. Support case when both secondary & tertiary reloads
2699 are for intermediate registers.
2700 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2701 with secondary_reload_class call. Support case when both secondary
2702 & tertiary reloads are for intermediate registers.
2703 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2704 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2705 * target.h (secondary_reload_info): New struct / typedef.
2706 (struct gcc_target): New member secondary_reload.
2707 * targhooks.c Include reload.h, optabs.h and recog.h.
2708 (default_secondary_reload): New function.
2709 * targhooks.h (default_secondary_reload): Declare.
2710 * doc/tm.texi: Document secondary_reload target hook. Update
2711 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2712 * doc/md.texi: Likewise.
2714 * sh-protos.h (sh_secondary_reload): Declare.
2715 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2716 (sh_secondary_reload): New function.
2717 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2718 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2719 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2720 (HAVE_SECONDARY_RELOADS): Define.
2721 * sh.md (reload_indf): Rename to:
2723 (reload_outdf): Rename to:
2724 (reload_outdf__RnFRm).
2725 (reload_insf): Rename to:
2727 (reload_insi): Rename to:
2728 (reload_insi__i_fpul).
2730 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2732 * configure.ac: Require at least texinfo 4.4.
2733 * configure: Regenerate.
2735 * doc/install.texi (Tools/packages necessary for building GCC):
2736 Update required version of texinfo to at least 4.4.
2737 (Installing GCC: Building): Update required version of texinfo
2739 (Installing GCC: Final installation): Update required version
2740 of texi2dvi to at least 4.4.
2741 (Host/target specific installation notes for GCC): Update required
2742 version of texinfo to at least 4.4.
2744 2005-11-24 Richard Guenther <rguenther@suse.de>
2745 Dirk Mueller <dmueller@suse.de>
2748 * c-common.h (strict_aliasing_warning): Declare.
2749 * c-common.c (strict_aliasing_warning): New function,
2751 * c-typeck.c (build_c_cast): ... here.
2753 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2755 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2757 (swap_commutative_operands_with_target): New.
2759 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2761 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2762 also when doing PRE, rather than only for global CPROP.
2764 2005-11-24 Ben Elliston <bje@au.ibm.com>
2766 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2767 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2769 (expand_twoval_unop): Likewise.
2770 (widen_clz): Likewise.
2771 (expand_parity): Likewise.
2772 (expand_unop): Likewise.
2773 (emit_cmp_and_jmp_insn_1): Likewise.
2774 (prepare_float_lib_cmp): Likewise.
2776 2005-11-24 Ben Elliston <bje@au.ibm.com>
2778 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2779 Remove unused `class' variable.
2781 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2784 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2785 C/C++ diagnostic function warn_array_subscript_with_type_char.
2786 * c-common.h (warn_array_subscript_with_type_char): Declare.
2787 * c-common.c (warn_array_subscript_with_type_char): Define.
2789 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2792 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2793 compiling at the intersection of C and C++.
2795 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2797 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2798 List @file in the option summary. Include the libiberty
2799 documentation for @file.
2800 * gcc.c (main): Call expandargv.
2801 * Makefile.in (gcc-vers.texi): Define srcdir.
2803 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2805 * passes.c (init_optimization_passes): Document
2806 sequencing of passes.
2808 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2810 * config/m68k/predicates.md (pcrel_address, extend_operator,
2811 post_inc_operand, pre_dec_operand): Remove redundant
2813 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2815 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2817 2005-11-23 Ben Elliston <bje@au.ibm.com>
2819 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2821 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2823 Preparatory work for PR target/21623:
2824 * alpha.c (secondary_reload_class): Rename to:
2825 (alpha_secondary_reload_class).
2826 * alpha.h, alpha-protos.h: Likewise.
2827 * mn10300.c (secondary_reload_class): Rename to:
2828 (mn10300_secondary_reload_class).
2829 * mn10300.h, mn10300-protos.h: Likewise.
2830 * pa.c (secondary_reload_class): Rename to:
2831 (pa_secondary_reload_class).
2832 * pa.h, pa-protos.h: Likewise.
2833 * rs6000.c (secondary_reload_class): Rename to:
2834 rs6000_secondary_reload_class.
2835 * rs6000.h, rs6000-protos.h: Likewise.
2837 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2840 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2842 2005-11-22 Ian Lance Taylor <ian@airs.com>
2844 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2846 (prepare_cmp_insn): Likewise.
2848 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2851 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2852 if both operands[0] and operands[1] are memory.
2854 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2857 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2858 COMPARISON_CLASS_P and an integral types create create a new
2859 expression with the new type and fold that.
2861 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2864 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2865 to SUBTARGET_OS_CPP_BUILTINS.
2867 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2869 * arm.c (emit_set_insn): New function.
2870 (arm_split_constant): Call it.
2871 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2872 (arm_legitimize_address): Likewise. Use plus_constant.
2873 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2874 (thumb_expand_prologue): Likewise.
2875 (arm_gen_load_multiple): Use VOIDmode in SET.
2876 (arm_gen_store_multiple): Likewise.
2877 (vfp_emit_fstmx): Likewise. Use plus_constant.
2878 (emit_multi_reg_push): Likewise.
2879 (emit_sfm): Use plus_constant.
2881 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2884 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2887 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2890 * expmed.c (store_bit_field): Don't attempt to insv a field
2891 larger than the reg.
2893 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2896 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2897 explicit sign extension, not a (char) cast.
2899 2005-11-22 Ben Elliston <bje@au.ibm.com>
2901 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2902 GET_MODE_CLASS (x) == MODE_FLOAT.
2903 * config/i386/i386.c: Likewise.
2904 * config/rs6000/xcoff.h: Likewise.
2905 * config/rs6000/linux64.h: Likewise.
2906 * config/rs6000/rs6000.c: Likewise.
2907 * config/rs6000/rs6000.h: Likewise.
2908 * config/rs6000/predicates.md: Likewise.
2909 * config/rs6000/sysv4.h: Likewise.
2911 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2913 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2916 * config/alpha/freebsd.h, config/alpha/linux.h,
2917 config/arm/linux-elf.h, config/bfin/bfin.h,
2918 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2919 config/i386/beos-elf.h, config/i386/gnu.h,
2920 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2921 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2922 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2923 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2924 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2925 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2926 config/sparc/linux.h, config/sparc/linux64.h,
2927 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2929 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2930 are both defined when either flag -fpic or -fPIC are used.
2932 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2934 * config/fp-bit.c (clzusi): New function.
2935 (si_to_float, usi_to_float): Use it to compute proper shift.
2936 (usi_to_float): Preserve guard bits when shifting right.
2937 * libgcc-std.ver (GCC_4.2.0): New version.
2938 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2939 __floatundisf): New functions.
2940 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2941 __floatundisf): Declare.
2942 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2943 _floatundixf, and _floatunditf.
2944 * optabs.c (expand_float): If target does not define a pattern for
2945 signed or unsigned conversion, use an unsigned libcall instead of
2947 (init_optabs): Initialize ufloat_optab.
2949 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2951 * config/rs6000/rs6000.opt (mmulhw): New option.
2952 * doc/invoke.texi (-mmulhw): Document.
2953 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2955 * config/rs6000/rs6000.md: Add half-word multiply and
2956 multiply-accumulate instructions for 405 and 440.
2958 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2960 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2961 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2962 default now includes a linker group which makes the RTEMS one nest.
2964 2005-11-22 Ben Elliston <bje@au.ibm.com>
2966 * cse.c (fold_rtx): Typo fix.
2967 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2969 2005-11-21 Richard Henderson <rth@redhat.com>
2971 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2972 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2974 * c-tree.h (lookup_name): Move declaration ...
2975 * c-common.h (lookup_name): ... here.
2976 * config/darwin-c.c: Include c-common.h.
2977 * config/t-darwin: Update dependencies.
2979 2005-11-22 Ben Elliston <bje@au.ibm.com>
2981 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2982 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2983 * genopinit.c (gen_insn): Likewise.
2984 * reload.c (find_equiv_reg): Likewise.
2985 * loop.c (load_mems): Likewise.
2986 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2987 * cse.c (find_comparison_args, fold_rtx): Likewise.
2988 * dwarf2out.c (add_const_value_attribute): Likewise.
2989 * expr.c (convert_move): Likewise.
2990 * recog.c (general_operand, register_operand): Likewise.
2991 * reg-stack.c (replace_reg): Likewise.
2992 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2993 * c-common.c (handle_vector_size_attribute): Likewise.
2994 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2995 (simplify_binary_operation_1): Likewise.
2996 (simplify_const_binary_operation): Likewise.
2997 (simplify_relational_operation): Likewise.
2998 (simplify_const_relational_operation): Likewise.
2999 (simplify_immed_subreg): Likewise.
3000 * emit-rtl.c (gen_lowpart_common): Likewise.
3001 * expmed.c (expand_mult): Likewise.
3002 * stor-layout.c (layout_type): Likewise.
3004 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3007 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3008 cst2 only for SPE vectors.
3010 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3013 * config/rs6000/predicates.md (vrsave_operation): Check
3014 UNSPEC_VOLATILE value.
3016 2005-11-21 Jan Hubicka <jh@suse.cz>
3018 PR tree-optimization/24653
3019 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3021 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3023 * config/i386/predicates.md (ax_reg_operand): New predicate.
3024 (memory_displacement_only_operand): New predicate.
3025 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3026 operand is AX register and the other operand is memory operand
3027 with displacement only.
3029 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3031 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3032 if we don't care about NaNs or Infinities.
3034 2005-11-20 Ian Lance Taylor <ian@airs.com>
3036 PR rtl-optimization/24883
3037 * combine.c (combinable_i3pat): When checking whether the
3038 destination of i3 is used in i3, consider paradoxical subregs.
3040 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3043 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3045 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3047 * combine.c (try_combine): Do not run subst on i1src and i2src in
3048 the case of generating a PARALLEL for a comparison.
3050 2005-11-20 Richard Henderson <rth@redhat.com>
3053 * tree-sra.c (struct sra_elt): Add all_no_warning.
3054 (struct sra_walk_fns) <use>: Add use_all argument.
3055 (sra_walk_expr): Pass it.
3056 (sra_walk_modify_expr): Likewise.
3057 (scalarize_ldst): Likewise.
3058 (scan_use): Update for new argument.
3059 (mark_no_warning): New.
3060 (scalarize_use): Use it.
3062 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3064 * expr.c (expand_expr_real): Use usmul_optab for widening
3065 signed * unsigned multiplies.
3066 * genopinit.c (optabs): Add usmul_widen_optab.
3067 * optabs.c (init_optabs): Likewise.
3068 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3069 (usmul_widen_optab): Define.
3070 * config/bfin/bfin.md (usmulhisi3): New pattern.
3072 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3074 2005-11-20 Graham Stott <btinternet.com>
3076 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3078 2005-11-20 Andreas Schwab <schwab@suse.de>
3081 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3084 2005-11-19 Richard Henderson <rth@redhat.com>
3087 * tree-gimple.c (is_gimple_id): Export.
3088 * tree-gimple.h (is_gimple_id): Declare.
3089 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3090 (get_default_value): Use it.
3091 (maybe_fold_stmt_indirect): Likewise.
3093 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3095 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3096 than VR1 or vice-versa.
3098 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3102 * reload.c (find_reloads_address_1): Mention dependency on
3104 * reload1.c (gen_reload): For IN with an unary operation, try
3105 moving inner expression to OUT if trivial SET is not valid.
3106 Confirm that the result is valid. Move common code block into...
3107 (emit_insn_if_valid_for_reload): New function.
3109 2005-11-19 Richard Guenther <rguenther@suse.de>
3111 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3112 ARRAY_REFs of constant strings.
3114 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3116 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3117 fatal format string.
3119 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3121 * combine.c (make_compound_operation): Swap operands of
3122 commutative operation if necessary before returning.
3124 2005-11-19 Richard Guenther <rguenther@suse.de>
3127 * fold-const.c (fold_plusminus_mult_expr): New function.
3128 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3129 cases, remove now unnecessary code.
3131 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3133 * gensupport.c (old_preds): Rename to std_preds, add special field.
3134 (struct old_pred_table): Rename to struct std_pred_table, add special
3136 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3137 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3138 (init_predicate_table): Adjust, and set along the way whether a
3139 predicate is special.
3141 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3143 * BASE-VER: Change to 4.2.0.
3145 2005-11-18 James E Wilson <wilson@specifix.com>
3147 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3150 2005-11-18 Mike Stump <mrs@apple.com>
3152 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3153 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3154 * c-decl.c (lookup_name_two) Remove.
3155 * c-tree.h (lookup_name_two): Remove.
3156 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3157 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3158 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3159 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3161 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3164 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3165 when not generating code to use that co-processor.
3167 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3169 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3170 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3171 these functions are now in tree-phinodes.c.
3173 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3175 * config/bfin/bfin.md (trap): New pattern.
3177 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3179 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3182 * expr.c (expand_expr_real): Don't call record_block_change unless
3183 ib_boundaries_block is non-null
3185 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3187 * fold-const.c (build_range_check): Use proper type for subtraction
3188 when merging lower bound.
3190 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3192 PR rtl-optimization/24497
3193 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3196 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3198 * tree-scalar-evolution.c (expression_expensive_p): New function.
3199 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3201 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3203 * config/bfin/crtlibid.s: New file.
3205 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3208 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3209 when not using sjlj exceptions.
3210 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3211 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3212 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3213 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3214 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3215 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3216 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3217 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3218 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3219 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3220 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3221 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3222 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3224 * config/pa/hpux-unwind.h: New file.
3226 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3228 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3229 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3230 * varasm.c (do_assemble_alias): Adjust call.
3231 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3233 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3235 2005-11-17 James E Wilson <wilson@specifix.com>
3237 * tree.def (FUNCTION_DECL): Correct typo in comment.
3239 2005-11-17 Richard Henderson <rth@redhat.com>
3241 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3242 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3243 and DW_CFA_def_cfa_sf.
3244 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3245 (dbx_reg_number): Don't assert particular registers here.
3246 (based_loc_descr): ... do it here instead. Fold in ...
3247 (eliminate_reg_to_offset): ... this function.
3248 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3249 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3250 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3251 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3252 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3253 (instantiate_virtual_regs): Likewise.
3254 * var-tracking.c (adjust_stack_reference): Likewise.
3255 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3257 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3259 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3260 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3261 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3263 ($(T)crtlibid.o): New rule.
3265 2005-11-16 Richard Guenther <rguenther@suse.de>
3268 * fold-const.c (extract_array_ref): Return byte offset
3270 (fold_binary): Fold &x[a] CMP &x[b] to
3271 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3274 2005-11-16 Richard Henderson <rth@redhat.com>
3277 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3278 parts of an SSA_NAME.
3280 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3283 * arm.md (split for movsf with immediate): Restrict split to insns
3284 that set a general register.
3286 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3288 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3290 * unwind-dw2.c (uw_advance_context): Likewise.
3291 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3292 _Unwind_SjLj_Unregister.
3293 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3295 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3297 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3299 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3301 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3302 langhook to get a DImode integer type.
3304 2005-11-16 Richard Henderson <rth@redhat.com>
3305 J"orn Rennecke <joern.rennecke@st.com>
3306 Ulrich Weigand <uweigand@de.ibm.com>
3310 * reload1.c (reg_equiv_invariant): New.
3311 (reload): Allocate, initialize, and free it.
3312 (calculate_needs_all_insns): Check it when skipping equivalence
3314 (alter_reg): Likewise.
3315 (eliminate_regs_1): Rename from eliminate_regs. Add new
3316 may_use_invariant argument; only use reg_equiv_invariant when true.
3317 (eliminate_regs): New.
3318 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3319 a context for which may_use_invariant may be true.
3321 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3323 * fold-const.c (const_binop): Don't constant fold the operation
3324 if the result has overflowed and flag_trapping_math.
3325 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3327 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3329 * config/arm/unwind-arm.c (abort): Add prototype here.
3330 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3331 (struct phase1_vrs): Add prev_sp.
3332 (unwind_phase2_forced): Save the original core registers instead of
3333 modifying entry_vrs. Take a new flag argument for resuming unwinding
3334 and set action flags accordingly. Always set _US_END_OF_STACK when
3335 get_eit_entry fails. Unwind before calling the stop function.
3336 (_Unwind_GetCFA): New function.
3337 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3338 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3339 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3340 just call unwind_phase2_forced.
3341 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3342 * config/arm/unwind-arm.h (abort): Remove prototype.
3343 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3345 (_Unwind_GetCFA): New prototype.
3346 * config/arm/pr-support.c (abort): Add prototype here.
3347 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3349 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3350 not schedule the prologue with non-call exceptions and EABI.
3352 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3354 * config/arm/unwind-arm.h: Reorder interface function declarations.
3355 (_URC_END_OF_STACK): New enumeration value.
3356 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3357 (struct _Unwind_Control_Block): Document reserved field use.
3358 (_Unwind_Stop_Fn): New typedef.
3359 (_Unwind_ForcedUnwind): Declare.
3360 (_Unwind_Resume_or_Rethrow): Declare.
3361 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3363 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3364 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3365 (UCB_FORCED_STOP_ARG): New.
3366 (search_EIT_table): Update boundary condition checks.
3367 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3368 (unwind_phase2): Replace for with do..while.
3369 (unwind_phase2_forced): New.
3370 (__gnu_Unwind_RaiseException): Replace for with do..while.
3371 (__gnu_Unwind_ForcedUnwind): New.
3372 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3373 Use appropriate phase2 unwinder.
3374 (__gnu_Unwind_Resume_or_Rethrow): New.
3375 (__gnu_unwind_pr_common): Cope with forced unwinding.
3377 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3380 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3382 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3383 roundsf2): Remove "s" from mnemonic.
3385 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3387 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3389 * config/bfin/crtn.s: Change epilogues to match.
3390 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3391 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3392 __PIC__ and __pic__.
3394 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3397 * doc/invoke.texi: Distinguish between free and fixed form instead of
3398 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3400 * gcc.c (default_compilers): Remove double entries, add entries for
3401 suffixes '.F90' and '.F95'.
3403 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3405 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3406 in the stack probing loop.
3408 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3410 * configure.ac: Use .machine power5 not power5x.
3411 * configure: Regenerate.
3413 2005-11-15 Mike Stump <mrs@apple.com>
3415 * c-decl.c (lookup_name_two): Add.
3416 * c-tree.h (lookup_name_two): Likewise.
3417 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3418 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3420 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3422 PR rtl-optimization/23392
3423 * regrename.c (enum scan_actions) Add mark_access.
3424 (scan_actions_name): Ditto.
3425 (scan_rtx_reg): Handle mark_access.
3426 (scan_rtx_address): Do nothing for mark_access.
3427 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3428 and regs in REG_INC notes before closing chains for dead regs.
3429 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3430 opening chains for new writes.
3432 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3434 * c.opt (ffixed-line-length-none): New.
3436 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3438 * mklibgcc.in: Change contents of eh_dummy.c.
3440 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3442 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3444 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3446 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3448 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3450 2005-11-15 Jan Hubicka <jh@suse.cz>
3452 * invoke.texi (large-unit-insns): Document.
3453 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3454 * params.def (large-unit-insns): New param.
3456 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3459 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3460 special register for operand 3. Reindent constraints to align
3463 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3465 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3466 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3467 * configure.ac: Add test for FP rounding instructions.
3468 * configure: Regenerate.
3469 * config.in: Regenerate.
3470 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3471 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3473 * config/rs6000/rs6000.opt (mfprnd): New.
3474 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3475 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3476 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3477 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3478 (TARGET_FPRND): New.
3479 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3481 (btrunc<mode>2): New.
3483 (floor<mode>2): New.
3484 (round<mode>2): New.
3486 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3488 * gcc.c (version_compare_spec_function): Use fatal() rather than
3491 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3492 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3493 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3495 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3498 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3499 on -mmacosx-version-min setting.
3501 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3504 * tree-vrp.c (infer_value_range): Return false if STMT is a
3505 block terminator and its basic block has no successors.
3507 2005-11-14 Mike Stump <mrs@apple.com>
3509 * config/i386/i386.c (override_options): -masm=intel isn't
3510 supported on darwin.
3511 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3513 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3515 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3516 vfork after including auto-host.h.
3518 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3520 PR rtl-optimization/22002
3521 * combine.c (distribute_notes): Detect cases where a reg dies
3522 two or more times in a bb, including on the insn we are combining,
3523 and place the death note on the correct range.
3525 2005-11-14 Dale Johannesen <dalej@apple.com>
3527 * expmed.c (store_bit_field): Add offset unconditionally for
3529 (extract_bit_field): Don't force extzv or extv operand into
3530 a register if field is too big.
3532 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3534 * config/arm/arm.c (pic_labelno): New.
3535 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3536 LABEL_REF. Pass only the labelno to PIC insns.
3537 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3538 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3539 * arm.md (UNSPEC_PIC_LABEL): New constant.
3540 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3541 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3542 Use the correct label prefix.
3544 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3546 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3549 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3551 * loop-invariant.c: Include tm_p.h.
3552 * Makefile.in: Updated.
3554 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3556 * pa.c (store_reg): Revise generation of frame notes in large frames.
3557 (set_reg_plus_d): Likewise.
3559 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3561 PR tree-optimization/24709
3562 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3565 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3567 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3568 and duplicate declaration of pthread_self.
3570 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3571 Ian Lance Taylor <ian@airs.com>
3574 * calls.c (expand_call): If TARGET is a MEM and some part of the
3575 argument area has been saved, force TARGET to a register.
3577 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3579 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3582 2005-11-13 Jason Merrill <jason@redhat.com>
3585 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3586 lazily declared methods.
3587 (force_decl_die): Stop if forcing out the context already make a
3589 (force_type_die): Likewise.
3591 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3594 * builtins.c (integer_valued_real_p): Add break in
3595 REAL_CST having TREE_OVERFLOW set.
3597 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3599 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3600 addressing modes during calculation of costs.
3602 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3604 * function.c (assign_stack_local_1): Restrict sanity check
3605 on frame size overflow to 32-bit and above platforms.
3607 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3609 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3610 * config/cris/cris.c: Include reload.h.
3611 (cris_initial_elimination_offset): New function.
3612 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3615 2005-11-12 Richard Guenther <rguenther@suse.de>
3617 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3619 2005-11-12 Jan Hubicka <jh@suse.cz>
3621 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3622 to compare against 0 when possible.
3624 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3626 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3627 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3628 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3629 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3632 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3634 * recog.c (constrain_operands) <case 'g'>: For a match, require
3635 that a non-register matches general_operand when strict >= 0.
3637 2005-11-11 Steven Bosscher <stevenb@suse.de>
3639 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3642 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3644 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3645 (memory_address_same): New.
3646 (dse_optimize_stmt): Call memory_address_same.
3648 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3651 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3652 ZERO_EXTEND>: New cases.
3654 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3656 * longlong.h (__clz_tab): Always provide.
3658 2005-11-11 Steven Bosscher <stevenb@suse.de>
3661 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3663 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3664 before check_maybe_invariant.
3665 (move_invariant_reg): Use gen_move_insn instead of replacing
3666 SET_DEST with the temporary for the invariant.
3667 (move_loop_invariants): If checking is enabled, do internal
3668 consistency checks after completing the pass.
3670 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3673 * common.opt (Wvolatile-register-var): New.
3674 * varasm.c (make_decl_rtl): Only emit warning when option
3675 specified. Clarify warning message.
3676 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3678 * doc/md.texi (copysign): Document standard named pattern.
3680 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3682 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3683 bytes when align is 2.
3684 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3685 by the first instruction of the loop.
3687 2005-11-11 Jason Merrill <jason@redhat.com>
3690 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3693 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3695 PR rtl-optimization/22509
3696 * local-alloc.c (memref_used_between_p): Check whether a function call
3697 could not reference the memref.
3699 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3701 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3702 algorithm so as to choose the best, not the worst, alternative.
3703 Reset accumulated register class before processing next alternative.
3705 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3708 * calls.c (expand_call): Copy a return value to a plain register
3711 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3714 * varasm.c (assemble_name): Recompute name only for transparent
3717 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3719 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3721 2005-11-04 Jeff Law <law@redhat.com>
3724 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3725 perform reassociation if the parent statement will not die as
3726 a result of the optimization.
3728 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3730 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3731 delete_old_heap_vars.
3732 * tree-dfa.c (referenced_var_remove): Remove function.
3733 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3734 (delete_tree_ssa): Remove call to delete_old_heapvars.
3735 Add call to delete_alias_heapvars.
3736 * tree-flow.h (referenced_var_remove): Remove prototype
3737 (init_alias_heapvars): New prototype.
3738 (delete_alias_heapvars): Ditto.
3739 * Makefile.in (tree-ssa-structalias.o): Add
3740 gt-tree-ssa-structalias.o
3741 (GTFILES): Add tree-ssa-structalias.h and
3742 tree-ssa-structalias.c.
3743 (s-gtype): Add gt-tree-ssa-structalias.h.
3744 * tree-ssa-structalias.c (heapvars): Remove.
3745 (oldheapvars): Remove.
3746 (heapvar_for_stmt): New variable.
3747 (heapvar_lookup): New function.
3748 (heapvar_insert): Ditto.
3749 (get_constraint_for): See if we have an old heapvar
3751 (init_alias_heapvars): New function.
3752 (delete_alias_heapvars): Ditto.
3753 Add include of gt-tree-ssa-structalias.h.
3755 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3758 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3760 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3762 * tree.c (int_fits_type_p): Only look at the base type
3763 if it has the same precision as the original type.
3765 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3768 * varasm.c (assemble_alias): Use %q+D in the error
3769 message instead of %J and %qD.
3771 2005-11-10 Richard Guenther <rguenther@suse.de>
3773 * gcse.c (free_ldst_entry): Only free hashtable if
3776 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3778 * function.c (assign_stack_local_1): Issue an error message if
3779 the frame size overflows in the signed target arithmetics.
3781 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3783 * tree.c (build_qualified_type): Chain the new type to the original
3784 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3785 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3786 (build_pointer_type_for_mode): Only return unqualified types.
3787 (build_reference_type_for_mode): Likewise.
3789 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3791 * Makefile.in (gnucompare): Do comparison of all files using one of
3792 the chosen methods and only afterwards decide if just warning should
3793 be issued or comparison failure raised.
3795 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3797 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3798 (noce_try_abs): Negate if the comparison is reversed.
3799 Look only one instruction backwards for a REG_EQUAL note.
3801 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3804 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3805 gthr-tpf.h: Define __gthrw. For all identifiers that might
3806 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3807 and prefix all uses with __ghtrw.
3809 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3812 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3813 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3814 * c-common.c (handle_weakref_attribute): New.
3815 (c_common_attribute_table): Add weakref.
3816 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3818 * configure, config.in: Rebuilt.
3819 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3820 * doc/extend.texi: Document weakref attribute.
3821 * varasm.c (ultimate_transparent_alias_target): New
3822 (assemble_name): Use it.
3823 (weak_finish_1): Split out of...
3824 (weak_finish): ... and deal with weakrefs in...
3825 (weakref_targets): ... new list.
3826 (globalize_decl): Clean up weakref_targets.
3827 (do_assemble_alias): Handle weakrefs.
3828 (finish_aliases_1): Do not reject weakrefs to external symbols.
3829 (assemble_alias): Handle weakrefs.
3831 2005-11-09 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/24716
3834 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3835 t_bool to track results from follow_ssa_edge.
3837 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3839 * final.c (force_source_line): New global variable.
3840 (final_scan_insn): Set it to true instead of clearing last_filename.
3841 (notice_source_line): Return true if force_source_line is true,
3842 unless source info is absent.
3844 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3847 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3848 a linkage name for a variable if it a register variable.
3849 * c-decl.c (grokdeclarator): Global register variables
3850 should be set as PUBLIC.
3852 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3855 * config/s390/s390.c (struct s390_frame_layout): New fields
3856 first_save_gpr_slot and last_save_gpr_slot.
3857 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3858 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3859 first_save_gpr and last_save_gpr with the _slot variants.
3860 (s390_register_info): Calculate first_save_gpr_slot and
3861 last_save_gpr_slot using regs_ever_live.
3863 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3866 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3867 for a function containing a landing pad.
3869 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3872 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3875 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3877 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3878 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3880 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3883 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3885 (call,load,store): New insn types.
3886 (mem_access, branch_access): Adjust reservation conditions.
3887 (define_delay): Adjust condition.
3888 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3890 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3891 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3893 (call_internal, call_value_internal, return_internal,
3894 return_interrupt_internal, eh_return_internal, indirect_jump,
3895 tablejump): Set call insn type.
3896 (blockage, ei, di): Use appropriate unspec const.
3897 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3898 (ms1_get_attr_type): Adjust to give load & store types.
3899 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3900 backwards past a barrier.
3901 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3903 (struct branch_info, struct label_info): New.
3905 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3906 (ms1_machine_reorg): New.
3907 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3908 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3909 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3910 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3913 2005-11-09 Per Bothner <per@bothner.com>
3914 Uros Bizjak <uros@kss-loka.si>
3917 * toplev.c (process_options): Initialize debug_hooks early
3918 in case lang_hooks.post_options ends up calling a debug_hook.
3920 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3922 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3923 DBX_REGISTER_NUMBER being contiguous.
3925 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3926 Diego Novillo <dnovillo@redhat.com>
3929 * tree-vrp.c (register_edge_assert_for): Do not register
3930 always-false predicates.
3932 2005-11-08 Devang Patel <dpatel@apple.com>
3934 PR tree-optimization/23115
3935 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3938 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3940 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3943 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3945 Fix PR tree-optimization/23382
3947 * tree-ssa-alias.c (compute_may_aliases): Call
3948 delete_old_heap_vars.
3949 * tree-dfa.c (referenced_var_remove): New function.
3950 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3951 * tree-flow.h (referenced_var_remove): Add prototype.
3952 (delete_old_heap_vars): Ditto.
3953 * tree-ssa-structalias.c (heapvars): New variable.
3954 (oldheapvars): Ditto.
3955 (get_constraint_for): Put heap vars on heapvars list.
3956 (delete_old_heap_vars): New function.
3958 2005-11-08 Jason Merrill <jason@redhat.com>
3960 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3962 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3965 * reg-stack.c (reg_to_stack): Update register liveness also
3966 for flag_sched2_use_traces.
3968 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3971 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3972 override prior explicit -mno-powerpc-gfxopt.
3974 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3976 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3977 if the bitsize is zero.
3978 * doc/md.texi (Standard Pattern Names): Document it.
3980 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3981 (TARGET_PASS_BY_REFERENCE): Likewise.
3983 2005-11-07 Ian Lance Taylor <ian@airs.com>
3985 PR rtl-optimization/24683
3986 * config/i386/i386.c (legitimize_pic_address): If constant operand
3987 to PLUS is too large, put it in a register.
3989 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3991 * configure.ac: Enable checking assembler dwarf2 support for bfin
3993 * configure: Regenerate.
3995 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3999 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4000 gen_easy_vector_constant_add_self): Delete.
4001 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4003 (output_vec_const_move): Use gen_easy_altivec_constant.
4004 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4005 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4006 (easy_vector_constant_add_self): Rewritten.
4007 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4008 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4009 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4010 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4011 Macroize and adjust for the other changes.
4013 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4017 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4018 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4020 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4022 PR rtl-optimization/23567
4023 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4024 (noce_process_if_block): Don't do any optimizations except
4025 if (cond) x = x; if !set_b and write into orig_x may trap
4026 or fault. Remove the MEM_READONLY_P check.
4028 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4031 * tree-vrp.c (fix_equivalence_set): New.
4032 (extract_range_from_assert): Call it.
4034 2005-11-05 Ian Lance Taylor <ian@airs.com>
4037 * combine.c (apply_distributive_law): Don't distribute across a
4040 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4042 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4043 config/ms1/ms1.h, config/rs6000/predicates.md,
4044 config/s390/s390.c, params.def, postreload-gcse.c,
4045 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4046 tree-vrp.c, tree.c: Fix comment typos.
4047 * doc/invoke.texi: Fix typos.
4049 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4051 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4052 for testing whether the data_dependence_relation contains distance
4053 vectors. Iterate over all distance vectors of the ddr.
4054 * lambda.h: Define a vec of lambda_vector pointers.
4055 * tree-data-ref.c (dump_data_dependence_relation,
4056 dump_data_dependence_direction): Iterate over all distance and
4057 direction vectors of the ddr.
4058 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4060 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4061 of distance/direction vectors instead of a single one.
4062 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4063 lambda_vectors with a vec of lambda_vectors.
4064 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4065 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4066 DDR_NUM_DIST_VECTS): New.
4067 * tree-loop-linear.c (gather_interchange_stats): Test for the
4068 existence of distance vectors only after having checked that there
4069 is a dependence. Iterate over all distance vectors of the ddr.
4070 (linear_transform_loops): Use dump_data_dependence_relation.
4071 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4072 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4073 distance vectors of the ddr.
4075 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4077 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4078 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4079 IS_INTHANDLER; all callers changed.
4080 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4082 (do_link, do_unlink): New argument ALL; all callers changed.
4083 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4084 If function isn't leaf, save and restore all registers.
4085 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4088 2005-11-05 Jan Hubicka <jh@suse.cz>
4090 PR rtl-optimization/23490
4091 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4092 max-flow-memory-location): Document.
4093 * flow.c: Include params.h
4094 (MAX_MEM_SET_LIST_LEN): Kill.
4095 (add_to_mem_set_list): Use new param.
4096 * cse.c (cse_basic_block): Replace 1000 by new param.
4097 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4098 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4099 * predict.c (predict_loops): Use new param.
4100 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4102 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4103 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4104 Do not hold memory returned by cgraph_node_name across other call.
4106 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4109 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4112 2005-11-04 Jeff Law <law@redhat.com>
4115 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4116 * tree-ssa-dom.c: Include params.h.
4117 (thread_across_edge): If there are too many statements in the
4118 target block, then do not thread through it.
4119 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4120 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4122 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4125 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4126 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4128 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4131 * tree-scalar-evolution.c (instantiate_parameters_1,
4132 instantiate_parameters, resolve_mixers): Compute the size of an
4133 expression to be instantiated and give up the instantiation if the
4134 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4136 2005-11-04 Richard Guenther <rguenther@suse.de>
4138 * tree-flow.h (ref_contains_indirect_ref): Rename to
4139 array_ref_contains_indirect_ref.
4140 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4141 (array_ref_contains_indirect_ref): Make comment match the code
4143 (ref_contains_array_ref): Likewise.
4144 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4145 ref_contains_indirect_ref.
4146 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4147 Rename calls to ref_contains_indirect_ref.
4149 2005-11-04 Paul Brook <paul@codesourcery.com>
4151 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4152 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4153 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4154 * config/arm/arm.md: Use match_operand in peephole input templates
4155 and match_dup in peephole output templates.
4157 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4159 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4162 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4163 Daniel Jacobowitz <dan@codesourcery.com>
4165 * longlong.h (add_ssaaaa): Clobber condition code register
4167 (sub_ddmmss): Likewise.
4168 (umul_ppmm): Likewise.
4170 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4171 Paul Brook <paul@codesourcery.com>
4172 Phil Blundell <pb@reciva.com>
4174 * configure.ac: Add test for ARM TLS support.
4175 * configure: Regenerated.
4176 * config/arm/arm-protos.h (legitimize_tls_address)
4177 (arm_tls_referenced_p, tls_mentioned_p)
4178 (arm_output_addr_const_extra): New prototypes.
4179 (thumb_legitimize_pic_address): Delete.
4180 * config/arm/arm.c: Include "gt-arm.h".
4181 (enum tls_reloc): New.
4182 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4183 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4184 (arm_call_tls_get_addr, legitimize_tls_address)
4185 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4186 (arm_init_tls_builtins, arm_emit_tls_decoration)
4187 (arm_output_addr_const_extra): New functions.
4188 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4189 (TARGET_HAVE_TLS): Define.
4190 (target_thread_pointer): New.
4191 (arm_override_options): Handle -mtp=.
4192 (legitimize_pic_address): Ignore UNSPECs.
4193 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4195 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4196 (tls_get_addr_libfunc): New variable.
4197 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4198 (arm_init_builtins): Call arm_init_tls_builtins.
4199 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4200 (arm_encode_section_info): Call default_encode_section_info.
4201 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4202 (enum arm_tp_type): New.
4203 (target_thread_pointer): Add declaration.
4204 (LEGITIMATE_CONSTANT_P): Handle TLS.
4205 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4206 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4207 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4208 * config/arm/arm.md: Add UNSPEC_TLS.
4209 (movsi): Handle TLS.
4210 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4212 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4213 (load_tp_hard, load_tp_soft): New insns.
4214 * arm.opt: Add -mtp=.
4215 * doc/invoke.texi (ARM Options): Document -mtp.
4217 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4219 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4220 * config/arm/libunwind.S: Include "lib1funcs.asm".
4221 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4222 (LIB2ADDEH): Add libunwind.S.
4223 (LIB2ADDEHDEP): Add lib1funcs.asm.
4224 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4226 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4229 * gcc/c.opt: Add a -lang-fortran option.
4230 * gcc/c-opts.c: Add a lang_fortran flag.
4231 (c_common_init_options): Handling the -lang-fortran option.
4232 (c_common_handle_option): Add a case for Fortran options in
4233 preprocessing. Remove cases for -ffixed-form and
4234 -ffixed-line-length. Add a case for -lang-fortran.
4236 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4238 * config/rs6000/rs6000.c: Include params.h
4239 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4240 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4241 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4242 (UNSPEC_VPKUWSS): Delete.
4243 (altivec_vpkuhss): Delete.
4244 (altivec_vpkuwss): Delete.
4245 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4247 (neg_eq0<mode>): Remove final condition.
4248 (neg_eq<mode>): Remove condition and split-condition.
4250 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4252 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4253 Use associated print macros.
4255 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4258 * diagnostic.c (diagnostic_set_info_translated): New function.
4259 (diagnostic_set_info): Use it. Add comment.
4260 * diagnostic.h (diagnostic_set_info_translated): Declare.
4262 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4264 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4265 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4266 reference only if 'public' is true.
4267 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4268 emit the .hidden directive only if the indirect reference is public.
4269 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4270 Pass it to dw2_force_const_mem.
4271 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4272 * dwarf2out.c (output_cfi): Adjust calls to above function.
4273 (output_call_frame_info): Likewise.
4274 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4275 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4277 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4279 PR tree-optimization/24483
4280 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4281 field to elts if possible.
4283 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4286 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4289 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4291 Fix PR tree-optimization/24351
4293 * tree-ssa-structalias.c (struct variable_info): Add
4295 (get_varinfo_fc): New function to follow collapsing.
4296 (new_var_info): Set collapsed_to to NULL.
4297 (dump_constraint): Follow collapsing.
4298 (build_constraint_graph): Handle collapsing.
4299 (do_simple_structure_copy): Return false if something bad
4301 (collapse_rest_of_var): New function.
4302 (do_structure_copy): Collapse if do_simple_structure_copy returns
4305 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4308 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4309 expressions to a statement list instead of gimplifying them.
4311 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4313 PR rtl-optimization/23585
4314 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4315 that can't trap plus a constant integer, if the mode has zero size.
4317 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4320 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4322 ("*insv<mode>_reg_extimm"): Likewise.
4324 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4327 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4328 c_common_type_for_mode returns an unnamed type.
4330 2005-11-02 Richard Henderson <rth@redhat.com>
4334 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4335 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4336 * function.c (assign_parms): Use calls.internal_arg_pointer.
4337 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4339 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4340 (TARGET_CALLS): Add it.
4341 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4342 * targhooks.c (default_internal_arg_pointer): New.
4343 * targhooks.h (default_internal_arg_pointer): Declare.
4344 * tree.h (dwarf2out_reg_save_reg): Declare.
4345 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4346 * config/i386/i386.c (dbx_register_map): Add return column.
4347 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4348 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4349 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4350 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4351 (ix86_save_reg): Save force_align_arg_pointer.
4352 (ix86_emit_save_regs): Make regno unsigned.
4353 (ix86_emit_save_regs_using_mov): Likewise.
4354 (ix86_expand_prologue): Handle force_align_arg_pointer.
4355 (ix86_expand_epilogue): Likewise.
4356 * config/i386/i386.h: (dbx_register_map): Update.
4357 (dbx64_register_map, svr4_dbx_register_map): Update.
4358 (struct machine_function): Add force_align_arg_pointer.
4359 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4360 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4361 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4363 2005-11-02 Jan Hubicka <jh@suse.cz>
4366 * i386.md: Add peep2 for simplyfing array accesses.
4368 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4371 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4372 * config/s390/s390.c (s390_decompose_shift_count): New function.
4373 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4374 (print_shift_count_operand): Use s390_decompose_shift_count.
4375 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4376 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4378 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4381 * loop.c (loop_givs_rescan): Use force_operand to expand
4384 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4387 * fold-const.c (build_range_check): Use unsigned when signed
4388 overflow is undefined also. If etype is subtype, make sure that
4389 the subtraction is in the supertype.
4391 2005-11-02 Richard Henderson <rth@redhat.com>
4394 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4397 2005-11-01 Richard Henderson <rth@redhat.com>
4400 * loop.c (scan_loop): Do not propagate computations to a hard
4401 register destination with SMALL_REGISTER_CLASSES.
4403 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4405 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4406 costs for MULT inside PLUS or MINUS.
4408 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4410 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4411 (TRAMPOLINE_SIZE): Round up to 60.
4412 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4414 2005-10-31 James E. Wilson <wilson@specifix.com>
4417 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4418 ifdef. Put ifdefs around call in gen_subprogram_die.
4419 (compute_frame_pointer_to_cfa_displacement): Likewise.
4420 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4423 PR rtl-optimization/17356
4424 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4425 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4427 2005-10-31 Jan Hubicka <jh@suse.cz>
4430 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4433 * i386.c (legitimize_pic_address): Deal with large immediates.
4436 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4437 from symbol names while computing checkup.
4440 * predict.c (predict_loops): Do not estimate more than
4441 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4442 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4444 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4446 PR tree-optimization/19097
4447 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4449 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4451 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4453 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4456 * tree-inline.c (setup_one_parameter): If the init_stmt
4457 is NULL, don't insert the statement.
4459 2005-10-30 Jan Hubicka <jh@suse.cz>
4461 PR tree-optimization/24172
4462 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4464 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4466 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4467 constants for hosts with long != 32 bits.
4469 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4472 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4474 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4476 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4477 (TARGET_MS1_16_002): New.
4478 (TARGET_MS1_16_003): New.
4480 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4481 ("*decrement_and_branch_until_zero_no_clobber"): New.
4482 Add corresponding splitter for decrement_and_branch_until_zero
4484 Key all decrement_and_branch_until_zero patterns off of
4487 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4490 * tree-complex.c (extract_component): Treat RESULT_DECL
4491 like the rest of the decls.
4493 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4495 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4496 indirect call to _mcount if the function needs a static chain.
4498 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4499 Caroline Tice <ctice@apple.com>
4501 PR rtl-optimization/24460
4502 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4503 (dwarf2out_switch_text_section): Set it to true instead of
4504 incrementing separate_line_info_table_in_use.
4505 (output_loc_list): Additionally test have_switched_text_sections.
4506 (output_ranges): Likewise.
4507 (dwarf2out_finish): Likewise.
4508 * varasm.c (assemble_start_function): Do not call
4509 insert_section_boundary_note.
4510 (assemble_end_function): If flag_reorder_blocks_and_partition,
4511 switch to the function's section before emitting the .size directive.
4512 * bb-reorder.c (insert_section_boundary_note): Staticify.
4513 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4514 * output.h (insert_section_boundary_note): Delete.
4516 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4519 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4520 instead of pointer equality when comparing types.
4522 2005-10-24 James E. Wilson <wilson@specifix.com>
4524 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4525 add_dependence_list_and_free calls.
4527 2005-10-24 Steven Bosscher <stevenb@suse.de>
4529 * contrib.texi: Add the names of the LLNL folks who donated
4530 Cray pointer support for gfortran.
4532 2005-10-24 Steven Bosscher <stevenb@suse.de>
4534 PR tree-optimization/24225
4535 * profile.c (branch_prob): Look from end to start through a
4536 basic block when looking for a locus.
4538 2005-10-24 Richard Henderson <rth@redhat.com>
4540 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4542 (hppa_expand_prologue): Likewise.
4544 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4546 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4547 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4548 * pa.h (NO_PROFILE_COUNTERS): Define.
4549 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4550 (funcdef_nos): New vector to hold label numbers of deferred profile
4552 (output_deferred_profile_counters): New function.
4553 (hppa_profile_hook): Push label number onto funcdef_nos.
4554 (pa_hpux_file_end): Call output_deferred_profile_counters if
4555 NO_DEFERRED_PROFILE_COUNTERS is false.
4557 * pa-protos.h (get_deferred_plabel): New prototype.
4558 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4560 (output_call): Adjust calls.
4562 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4564 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4565 peculiarity of GOT/TOC section usage.
4567 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4570 * c-common.c (constant_string_class_name): Add documentation.
4572 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * recog.c (peephole2_optimize): Increment peep2_current_count
4576 only when the slot is empty.
4578 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4581 * except.c (output_function_exception_table): Call
4582 assemble_external_libcall if we need a personality function.
4584 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4586 PR rtl-optimization/24460
4587 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4588 set the basic block for barriers.
4590 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4592 * var-tracking.c (vt_initialize): Initialize post.
4594 2005-10-21 Devang Patel <dpatel@apple.com>
4597 * c-common.c (vector_types_convertible_p): Check vector element type.
4599 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config/sh/sh.c (prepare_move_operands): Handle the address
4602 constant which is a tls symbolic address plus a constant.
4604 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4607 * gcc.c (main): Use the correct counter for erroring out
4608 about mulitple files.
4610 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4613 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4614 use r2 for 64-bit tls .got access.
4616 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4618 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4621 2005-10-20 Steven Bosscher <stevenb@suse.de>
4623 PR tree-optimization/24307
4624 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4626 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4629 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4631 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4632 is ready, stop marking functions, but still mark variables.
4634 2005-10-20 Richard Guenther <rguenther@suse.de>
4637 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4640 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4642 PR rtl-optimization/23585
4643 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4644 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4645 (may_trap_p_1): New predicate extracted from...
4646 (may_trap_p): ... here. Invoke may_trap_p_1.
4647 (may_trap_or_fault_p): New predicate.
4648 * rtl.h (may_trap_or_fault_p): Declare it.
4649 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4650 instead of may_trap_p.
4651 (steal_delay_list_from_fallthrough): Likewise.
4652 (fill_simple_delay_slots): Likewise.
4653 (fill_slots_from_thread): Likewise.
4654 * function.c (pad_to_arg_alignment): Rework comment about
4655 SPARC_STACK_BOUNDARY_HACK.
4656 * config/sparc/sparc.h: Likewise.
4658 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4660 * config/s390/s390.c (s390_expand_insv): New.
4661 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4662 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4663 ("icm_hi"): Remove mode attribute.
4664 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4666 ("*extracthi", "*extractqi"): Remove.
4667 (extv<mode>", "*extzv<mode>"): New.
4668 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4669 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4671 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4673 * cfgexpand.c (discover_nonconstant_array_refs_r,
4674 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4675 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4676 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4677 discover_nonconstant_array_refs.
4679 2005-10-19 Steven Bosscher <stevenb@suse.de>
4682 * c-decl.c (pop_scope): Don't warn about an unused variable
4683 if it is marked with TREE_NO_WARNING.
4684 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4685 somenow mismatch and olddecl is to be replaced.
4687 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4690 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4691 whether registers live on the edge can be saved/restored.
4693 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4695 * config/sh/sh.c (fixup_mova): Skip notes.
4697 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4699 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4700 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4701 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4702 (s390_initial_elimination_offset): Likewise.
4703 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4704 register on TARGET_ZARCH targets.
4705 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4706 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4707 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4708 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4710 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4712 * config/s390/s390.md: Comment describing output modifiers updated.
4713 * config/s390/s390.c (print_operand): Likewise.
4715 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4717 * config/s390/s390.c (override_options): Added check for -mstack-size
4719 * doc/invoke.texi: Mention that limit in the documenation.
4721 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4724 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4726 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4728 Fix PR tree-optimization/24231
4730 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4731 (compute_avail): Ditto.
4733 2005-10-18 Richard Henderson <rth@redhat.com>
4736 * config/i386/i386.c (legitimate_constant_p): Check
4737 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4739 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4740 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4741 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4743 (print_operand_address): Likewise.
4744 * config/i386/predicates.md (x86_64_immediate_operand): Test
4745 SYMBOL_REF_TLS_MODEL properly inside CONST.
4746 (x86_64_zext_immediate_operand): Likewise.
4747 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4748 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4749 * config/i386/i386-protos.h: Remove predicates.md entries.
4751 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4753 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4754 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4756 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4757 Ian Lance Taylor <ian@airs.com>
4760 * fold-const.c (fold_widened_comparison): Do not allow range based
4761 constant folding when right operand cannot be unwidened.
4763 2005-10-17 Richard Henderson <rth@redhat.com>
4765 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4766 with a memory clobber.
4768 2005-10-17 James E Wilson <wilson@specifix.com>
4770 PR rtl-optimization/17356
4771 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4772 checking for EDGE_EH.
4774 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4776 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4777 the slot on an even boundary for any type with 16-byte alignment.
4779 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4782 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4783 after register allocation.
4785 2005-10-17 DJ Delorie <dj@redhat.com>
4787 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4790 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4793 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4796 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4798 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4799 to 2 if it's already non-zero.
4800 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4801 is set and warn about it if flag_schedule_insns is 1.
4803 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4805 * config/crx/crx.md: Compare-and-branch instructions need to
4808 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4811 * config/i386/i386.md (*pushdi2_rex64 splitter)
4812 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4813 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4814 flow2 pass only when (optimize > 0 && flag_peephole2).
4816 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4819 * gcc.c (have_c): New static variable.
4821 (process_command): Remove declation of have_c.
4822 Set have_o to 1 when handling -o.
4823 (main): Add a fatel error if there are multiple
4824 files specified and -o and -c/-S is passed witout
4825 -combine or multiple languages.
4827 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4829 Fix PR tree-optimization/22444
4830 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4831 Assert that we don't hit something with subvars.
4832 (setup_pointers_and_addressables): Don't add things with subvars,
4833 because we'll already process the subvars for aliasing purposes.
4835 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4838 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4839 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4840 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4841 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4842 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4843 swapped, alternatives for the R constraint.
4846 * builtins.c (get_builtin_sync_mode): Make unlimited
4847 mode_for_size request.
4849 2005-10-15 Richard Henderson <rth@redhat.com>
4851 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4852 (gimplify_expr): ... here.
4853 (gimplify_compound_lval): Use it in initial scan loop. Allow
4854 fb_lvalue in base expression.
4856 2005-10-15 Richard Henderson <rth@redhat.com>
4859 * builtins.c (expand_builtin_trap): Export.
4860 * expr.h (expand_builtin_trap): Declare.
4861 * expr.c (expand_assignment): Emit a trap for integral offsets
4862 from registers that weren't reduced to bitpos.
4864 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4865 (mark_array_ref_addressable): Remove.
4866 * tree-flow.h (mark_array_ref_addressable): Remove.
4867 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4869 2005-10-15 James E Wilson <wilson@specifix.com>
4872 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4873 (add_dependence_list_and_free): Likewise.
4874 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4877 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4881 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4882 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4884 (vrp_visit_phi_node): Only prevent infinite iterations when
4885 the previous result and the new result are both VR_RANGEs.
4887 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4889 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4892 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4895 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4898 2005-10-14 Per Bothner <per@bothner.com>
4900 PR preprocessor/21250
4901 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4903 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4906 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4907 overflow flags. Refactor some conditionals.
4909 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4912 * tree-dfa.c (add_referenced_var): Only look at decls which
4913 have TREE_CONSTANT or TREE_READONLY set instead of if
4914 !TREE_PUBLIC or !TREE_CONSTANT.
4916 2005-10-13 James E Wilson <wilson@specifix.com>
4918 * doc/invoke.texi: For -x, add f95-cpp-input.
4919 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4921 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4923 PR tree-optimization/24262
4924 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4925 in loop all the time.
4927 2005-10-12 Richard Henderson <rth@redhat.com>
4930 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4931 * function.c (assign_parm_find_data_types): Don't support it.
4932 * print-tree.c (print_node): Likewise.
4933 * c-common.c (handle_transparent_union_attribute): Likewise.
4934 Use build_duplicate_type.
4935 * tree-inline.c (remap_type_1): Split out of remap_type;
4936 properly remap aggregate fields.
4937 (build_duplicate_type): New.
4938 * doc/extend.texi (Variable Attributes): Remove documentation
4939 for transparent_union.
4941 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4944 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4945 (gen_stack_pointer_dec): Likewise.
4947 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4951 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4953 (struct cxx): Add adjust_class_at_definition target hook.
4954 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4955 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4956 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4957 hook_void_tree. Add to TARGET_CXX.
4958 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4960 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4961 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4962 instead of attribute. Check for dllexport override. Warn if
4963 inconsistent dll linkage. Don't lose old dllimport if decl has
4964 had address referenced. Tweak lookup of dllimport atribute.
4965 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4966 for target specific rules. Don't add dllimport attribute if
4967 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4968 dllimport attribute.
4969 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4970 * varasm.c (initializer_constant_valid_p): Replace
4971 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4975 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4976 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4977 (i[34567]86-*-mingw32*): Likewise.
4979 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4980 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4982 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4983 C++-specific code. Change return value to bool.
4984 (i386_pe_dllimport_p): Likewise.
4985 (associated_type): Simplify and make language-independent
4986 (i386_pe_encode_section_info): Replace override of ambiguous
4987 dllimport symbol refs with a gcc_assert.
4988 (i386_pe_valid_dllimport_attribute_p): Define.
4989 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4990 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4991 i386_pe_adjust_class_at_definition.
4992 * config/i386/winnt-stubs.c: New file. Define stub versions of
4993 lang-specific functions.
4994 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4995 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4996 i386_pe_adjust_class_at_definition.
4997 (i386_pe_valid_dllimport_attribute_p): Declare.
4998 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4999 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5000 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5003 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5004 dllimport attribute with test of DECL_DLLIMPORT_P.
5006 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5008 * combine.c (make_extraction): Correct offset computation.
5010 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5012 * config/cris/t-linux (LIMITS_H_TEST): Define.
5014 2005-10-12 Richard Henderson <rth@redhat.com>
5017 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5019 2005-10-12 Richard Guenther <rguenther@suse.de>
5021 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5023 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5026 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5027 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5030 2005-10-12 Richard Guenther <rguenther@suse.de>
5033 * varasm.c (output_constant): Correct typo from previous
5036 2005-10-11 Ian Lance Taylor <ian@airs.com>
5038 PR rtl-optimization/13931
5039 * combine.c: Revert patch of 2003-05-14, and:
5040 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5041 completely killed in the appropriate insn.
5042 (distribute_notes): Don't skip multiple hard register test for
5043 elim_i1 and elim_i2.
5045 2005-10-11 Richard Henderson <rth@redhat.com>
5048 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5049 to initialize a transparent union instead of a nop_expr.
5051 2005-10-11 Richard Henderson <rth@redhat.com>
5053 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5054 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5055 (tree_ssa_dce_loop): Call scev_reset.
5058 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5059 * tree-ssa-dce.c: Include cfgloop.h.
5060 (tree_ssa_dce_loop, pass_dce_loop): New.
5061 * tree-pass.h (pass_dce_loop): Declare it.
5062 * passes.c (init_optimization_passes): Use it.
5064 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5067 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5068 Only apply the optimization for rounding builtins if the inner
5069 cast is also an extension.
5071 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5074 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5075 mark_new_vars_to_rename instead of update_stmt.
5077 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5079 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5081 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5083 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5084 for setting MMX register to 0 rather than mmx.
5086 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5089 * configure.ac: Move gas check from mips specific case to common case.
5090 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5091 * configure: Regenerate
5092 * doc/install.texi: Update.
5094 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5097 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5099 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5101 * gcc.c (do_spec_1): Accept numeric characters in file name
5104 2005-10-10 Nick Clifton <nickc@redhat.com>
5106 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5107 describing the deleted arm_gen_rotated_half_load function.
5109 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5111 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5114 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5116 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5118 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5119 (EXTRA_MULTILIB_PARTS): Define.
5120 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5121 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5122 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5123 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5124 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5125 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5127 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5129 PR tree-optimization/24226
5130 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5131 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5132 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5135 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5137 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5139 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5142 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5143 Rewrite for no need for the early clobber.
5145 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5147 Merge from csl-arm-branch:
5148 2005-09-07 Paul Brook <paul@codesourcery.com>
5149 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5152 2005-04-30 Paul Brook <paul@codesourcery.com>
5153 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5154 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5156 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5157 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5158 (arm_override_options): Use TARGET_AAPCS_BASED.
5159 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5160 (PTRDIFF_TYPE): Use int for AAPCS.
5161 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5162 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5163 (DEFAULT_SHORT_ENUMS): Delete.
5164 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5166 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5167 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5168 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5169 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5171 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5172 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5174 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5175 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5177 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5178 * config.gcc (arm*-*-linux-gnueabi): Add it.
5179 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5181 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5182 * config/arm/linux-eabi.h: New file.
5183 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5184 (LINUX_TARET_LINK_SPEC): Likewise.
5185 (LINK_SPEC): Use it.
5186 * config/arm/t-linux-eabi: New file.
5188 2005-10-08 Steven Bosscher <stevenb@suse.de>
5191 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5193 (PARAM_SMS_DFA_HISTORY): Likewise.
5195 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5198 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5199 (load_register_parameters): Call it.
5200 (check_sibcall_argument_overlap_1): Likewise.
5201 (store_one_arg): Likewise.
5203 2005-10-07 James E. Wilson <wilson@specifix.com>
5205 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5206 DImode not VECINT24 for operand 2.
5209 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5213 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5214 fr_spill): Use destination_operand for operand 0.
5216 2005-10-07 DJ Delorie <dj@redhat.com>
5218 * varasm.c (output_constant): Limit error to expanding
5221 2005-10-07 Richard Guenther <rguenther@suse.de>
5224 * fold-const.c (fold_binary): Fix operand types during folding
5225 of X op (A, Y). Evaluation order of the side-effects of
5226 X and A are frontend-defined, so ensure we honour that even for
5227 tcc_comparison class operands; eased by removing duplicate code.
5229 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5231 * stor-layout.c (layout_type): Do not allow alignment of array
5232 elements to be greater than their size.
5234 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5236 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5238 (hppa*-*-linux*): Ditto.
5239 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5240 * config/host-hpux.c: New.
5241 * config/x-hpux: New.
5242 * config/pa/x-hpux: Remove.
5243 * config/pa/x-linux: Remove.
5244 * config/pa/pa-host.c: Remove.
5246 2005-10-07 Jeff Law <law@redhat.com>
5248 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5249 determine whether or not to try and thread outgoing edges.
5251 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5253 * config/rs6000/rs6000.md (eqsi_power): New.
5254 (neg_eq0si): Add TARGET_POWER to final condition.
5257 2005-10-06 Richard Henderson <rth@redhat.com>
5259 * config/rs6000/rs6000.c: Revert last change.
5261 2005-10-06 Richard Henderson <rth@redhat.com>
5263 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5264 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5266 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5270 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5271 out return_label and naked_return_label.
5273 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5275 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5278 2005-10-06 Richard Henderson <rth@redhat.com>
5281 * tree-inline.c (declare_return_variable): Handle modify_dest not
5284 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5286 Fix PR tree-optimization/22488
5287 * tree-ssa-structalias.c (check_for_overlaps): New function.
5288 (create_variable_info_for): Use it.
5290 2005-10-06 Richard Henderson <rth@redhat.com>
5293 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5294 (dwarf2out_start_source_file): Print it.
5296 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5298 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5300 2005-10-06 Richard Henderson <rth@redhat.com>
5303 * mode-switching.c (optimize_mode_switching): Clear transp bit
5304 for block with incomming abnormal edges.
5306 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5307 (fpscr_set_from_mem): Use them.
5308 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5309 (fpscr postinc splitters): Rewrite as peephole2+split.
5311 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5313 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5314 (eq<mode>_compare): Same.
5316 2005-10-06 Richard Guenther <rguenther@suse.de>
5318 PR tree-optimization/24238
5319 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5321 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5323 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5324 here. Use AC_PATH_PROG for environment variables instead of
5326 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5328 * configure: Regenerated.
5330 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5333 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5334 then force it into a register.
5335 (call_value): Likewise.
5337 2005-10-06 Richard Henderson <rth@redhat.com>
5340 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5341 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5342 under pass_vectorize.
5344 2005-10-05 Devang Patel <dpatel@apple.com>
5347 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5348 handling constants. Check NAMESPACE_DECL context for constants.
5350 2005-10-05 Eric Christopher <echristo@apple.com>
5352 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5354 2005-10-05 Richard Henderson <rth@redhat.com>
5357 * tree-cfg.c (mark_array_ref_addressable_1): New.
5358 (mark_array_ref_addressable): New.
5359 * tree-flow.h (mark_array_ref_addressable): Declare.
5360 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5362 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5366 * reload.c (subst_reloads): When adding a REG_LABEL to a
5367 jump instruction, also update JUMP_LABEL.
5369 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5371 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5372 * bb-reorder.c (copy_bb_p): Use it.
5373 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5375 2005-10-05 Richard Henderson <rth@redhat.com>
5378 * toplev.c (process_options): Warn about unsupported combinations
5379 of unwind tables and omit-frame-pointer.
5380 * config/i386/i386.c (override_options): Similarly. Enable
5381 accumulate-outgoing-args if not explicitly disabled.
5383 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5385 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5386 Handle big endian vs. small endian.
5387 (vec_initv2sf): Handle big endian vs. small endian.
5388 (*vec_extractv2sf_1): Ditto.
5390 2005-10-05 Dale Johannesen <dalej@apple.com>
5392 * convert.c (convert_to_real): Don't convert
5393 (float)floor(double d) to floorf((float)d).
5395 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5397 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5399 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5401 PR tree-optimization/18587
5402 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5403 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5404 build_vuses): Change to VEC type.
5405 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5406 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5407 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5408 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5409 (get_name_decl): New. Return DECL_UID of base variable.
5410 (operand_build_cmp): New. qsort comparison routine.
5411 (operand_build_sort_virtual): New. Sort virtual build vector.
5412 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5413 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5414 (FINALIZE_BASE): Use get_name_decl.
5415 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5416 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5417 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5418 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5419 direct VEC_* manipulations.
5420 (build_ssa_operands): Call operand_build_sort_virtual.
5421 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5422 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5423 with direct VEC_* manipulations.
5424 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5425 with direct VEC manipulations.
5427 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5429 PR tree-optimization/21419
5430 PR tree-optimization/24146
5431 PR tree-optimization/24151
5433 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5434 (build_asm_expr): Call it if outputs are read-only.
5435 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5437 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5438 Paolo Bonzini <bonzini@gnu.org>
5442 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5443 enable the instructions and not just the built-ins.
5444 * doc/invoke.texi (x86 Options): Likewise.
5446 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5448 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5450 * doc/invoke.texi (Option Summary): Correct spelling
5451 of -mmacosx-version-min.
5453 2005-10-04 Devang Patel <dpatel@apple.com>
5455 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5458 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5460 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5461 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5463 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5465 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5466 ("TE","tg"): New mode attributes.
5467 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5468 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5469 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5470 dword_mode and one for GPRmode.
5472 2005-10-04 Ian Lance Taylor <ian@airs.com>
5474 PR preprocessor/13726
5475 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5476 any comments passed in.
5478 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5480 * tree.c (annotate_with_file_line): Fix typo.
5482 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5485 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5486 type used to access data in the inlined length == 1 case, use
5487 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5488 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5490 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5492 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5493 TARGET_SSE3 and only for TARGET_80387.
5494 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5495 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5496 Do not depend on TARGET_80387.
5498 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5500 * tree.c (last_annotated_node): Change type to location_t*.
5501 (annotate_with_file_line): Reflect the change of
5502 last_annotated_node type.
5504 2005-10-04 Richard Guenther <rguenther@suse.de>
5507 * c-decl.c (grokdeclarator): Don't write to fields
5510 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5513 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5515 * varasm.c (make_decl_rtl): If a register variable does not
5516 have a set user assmbler name, error out.
5517 Decode the asmspec is now name+1 bypassing '*'.
5519 2005-10-04 Steven Bosscher <stevenb@suse.de>
5521 PR tree-optimization/23049
5522 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5523 of a COND_EXPR is folded before calling fold on the whole rhs of a
5524 conditional assignment.
5525 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5526 document that a COND_EXPR may appear there.
5528 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5531 * tree-vrp.c (extract_range_from_assert): If the new numeric
5532 range created out of the assertion contradicts the existing
5533 numeric range of the ASSERT_EXPR variable, make the new range
5536 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5538 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5539 from T_REGS to FP register class.
5541 2005-10-03 Richard Henderson <rth@redhat.com>
5544 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5545 before creating a new one.
5547 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5549 * config/rs6000/t-aix43 (LDFLAGS): New.
5550 * config/rs6000/t-aix52 (LDFLAGS): New.
5552 2005-10-03 Ian Lance Taylor <ian@airs.com>
5554 * gimplify.c (find_single_pointer_decl_1): New static function.
5555 (find_single_pointer_decl): New static function.
5556 (internal_get_tmp_var): For a formal variable, set restrict base
5557 information if appropriate.
5558 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5560 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5561 (DECL_GET_RESTRICT_BASE): Define.
5562 (SET_DECL_RESTRICT_BASE): Define.
5563 (decl_restrict_base_lookup): Declare.
5564 (decl_restrict_base_insert): Declare.
5565 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5566 * tree.c (restrict_base_for_decl): New static variable.
5567 (init_ttree): Initialize restrict_base_for_decl.
5568 (copy_node_stat): Copy restrict base information.
5569 (decl_restrict_base_lookup): New function.
5570 (decl_restrict_base_insert): New function.
5571 (print_restrict_base_statistics): New static function.
5572 (dump_tree_statistics): Call print_restrict_base_statistics.
5574 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5577 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5578 case of anti-ranges.
5580 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5583 * c-typeck.c (tagged_tu_seen): Rename to ...
5584 (tagged_tu_seen_cache): this and add val field.
5585 (comptypes): Move functional to comptypes_internal
5586 and free tagged_tu_seen.
5587 (comptypes_internal): New function and call comptypes_internal
5588 instead of comptypes. Speed up by sibcalling
5589 tagged_types_tu_compatible_p.
5590 (alloc_tagged_tu_seen): New function
5591 (free_all_tagged_tu_seen_up_to): New function.
5592 (tagged_types_tu_compatible_p): Return the val of the seen two
5594 Add that the two types are the same to tagged_tu_seen_base
5595 if they are and call comptypes_internal instead of comptypes.
5596 <case UNION_TYPE>: Speed up common type where the fields are
5598 (function_types_compatible_p): Call comptypes_internal instead of
5600 (type_lists_compatible_p): Likewise.
5601 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5603 2005-10-02 Matthias Klose <doko@debian.org>
5605 * doc/invoke.texi: Fix typo and speling error.
5607 2005-10-01 Richard Henderson <rth@redhat.com>
5609 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5611 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5613 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5614 using --start-group and --end-group.
5616 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5618 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5619 FIXME note regarding quirky semantics.
5621 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5624 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5625 non-null range as a last resort.
5627 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5628 Diego Novillo <dnovillo@redhat.com>
5631 * tree-vrp.c (extract_range_from_assert): For !=
5632 assertions, only build an anti-range if LIMIT is a
5633 single-valued range.
5635 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5637 * arm.md (movqi): On thumb when optimizing, handle loading from
5638 memory by describing this as taking a subreg of a zero-extended load
5639 into an SImode register.
5642 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5644 * reload1.c (merge_assigned_reloads): Do not change any
5645 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5647 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5649 * Makefile.in (LIPO_FOR_TARGET): Define.
5650 (STRIP_FOR_TARGET): Define.
5652 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5653 before creating new ones. Do symlinks before creating the actual
5656 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5657 to work out which multilibs are actually being built.
5659 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5661 * tree-vect-transform.c, config/ms1/ms1.md,
5662 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5663 Follow spelling conventions.
5664 * doc/invoke.texi, doc/md.texi: Fix typos.
5666 2005-09-30 Andrew Macleod <amacleod@redat.com>
5668 PR tree-optimization/21430
5669 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5670 use operands, and set stmt pointer if need be.
5671 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5672 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5675 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5678 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5680 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5682 * optabs.c (expand_binop): Initialize first_pass_p.
5684 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5687 * c-decl.c (c_write_global_declarations_1): If any
5688 wrapup_global_declaration_2 call returned true, restart the loop.
5690 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5692 Fix PR tree-optimization/24117
5693 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5694 before considering whether to use anyoffset.
5696 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5700 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5702 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5704 (swap_commutative_operands_with_target): New.
5706 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5709 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5712 2005-09-29 Steven Bosscher <stevenb@suse.de>
5714 PR tree-optimization/23911
5715 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5716 and IMAGPART_EXPR too.
5718 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5721 * expmed.c (expand_shift): Move logic to reverse rotation
5722 direction when rotating by constants ...
5723 * optabs.c (expand_binop): ... here.
5724 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5725 (ix86_rotrdi3): New pattern.
5726 (rotldi3): Handle 32-bit mode.
5727 (ix86_rotldi3): New pattern.
5729 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5732 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5733 check for numbers that need no bit twiddle.
5735 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5737 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5738 multilib to be built.
5740 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5741 (stage1-start): Delete old libgcc and libunwind before moving
5742 anything into the stage directory.
5743 (stage2-start): Likewise.
5744 (stage3-start): Likewise.
5745 (stage4-start): Likewise.
5746 (stageprofile-start): Likewise.
5747 (stagefeedback-start): Likewise.
5748 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5749 header in tm_file and CPU-specific t-darwin in tmake_file.
5750 (i[34567]86-*-darwin*): Don't change tm_file.
5751 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5752 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5753 shared library stub for target OS version.
5754 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5755 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5756 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5757 (libgcc_s.%.dylib): New.
5759 (install-darwin-libgcc-stubs): New.
5760 (INSTALL_LIBGCC): New append.
5761 * config/i386/darwin-libgcc.10.4.ver: New.
5762 * config/i386/darwin-libgcc.10.5.ver: New.
5763 * config/i386/t-darwin: New.
5764 * config/rs6000/darwin-libgcc.10.4.ver: New.
5765 * config/rs6000/darwin-libgcc.10.5.ver: New.
5766 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5767 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5769 2005-09-28 Paul Brook <paul@codesourcery.com>
5771 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5774 2005-09-28 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/23853
5777 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5778 host_integerp to verify misalignment value.
5780 2005-09-28 Richard Henderson <rth@redhat.com>
5782 * builtins.c (get_builtin_sync_mode): New.
5783 (expand_builtin_sync_operation): Pass in mode argument.
5784 (expand_builtin_compare_and_swap): Likewise.
5785 (expand_builtin_lock_test_and_set): Likewise.
5786 (expand_builtin_lock_release): Likewise.
5787 (expand_builtin): Update to match.
5789 2005-09-28 Nick Clifton <nickc@redhat.com>
5791 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5792 formatting. Add check to PLUS case to ensure that the offset is
5793 within an acceptable range.
5795 * config/v850/v850.md (casesi): Disable the generation of the
5796 switch pattern as it is not being handled properly at the moment.
5798 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5799 for when the high words are identical.
5801 2005-09-27 Richard Henderson <rth@redhat.com>
5803 * pretty-print.c (pp_base_format): Fix typo for %>.
5805 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5806 Devang Patel <dpatel@apple.com>
5808 PR tree-optimization/23625
5809 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5810 LABEL_EXPR, assertion check.
5812 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5814 * optabs.c (no_conflict_move_test): Check if a result of a
5815 to-be-moved insn would be clobbered by an originally
5818 2005-09-27 Jeff Law <law@redhat.com>
5820 * passes.c (init_optimization_passes): Replace copy propagation
5821 passes immediately after DOM with phi-only copy propagation
5822 pases. Add phi-only copy propagation pass after first DOM pass.
5823 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5824 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5825 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5826 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5827 to init_copy_prop. Callers updated.
5828 (do_phi_only_copy_prop): New function.
5829 (pass_phi_only_copy_prop): New pass descriptor.
5831 2005-09-27 Nick Clifton <nickc@redhat.com>
5833 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5835 2005-09-26 Jason Merrill <jason@redhat.com>
5838 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5840 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5842 2005-09-26 James E Wilson <wilson@specifix.com>
5844 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5845 copyright. Add gcc copyright plus libgcc exception.
5846 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5848 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5850 2005-09-26 Jeff Law <law@redhat.com>
5852 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5853 about when to iterate.
5855 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5858 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5859 for __complex__ double in -mcpu=G5 mode.
5861 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5863 PR tree-optimization/23942
5864 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5865 * tree-scalar-evolution.c: Include params.h.
5867 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5868 follow_ssa_edge_in_condition_phi_branch,
5869 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5870 Change return type to t_bool. Use a parameter to limit the size of
5871 trees that are walked before stopping
5872 (analyze_evolution_in_loop): Initialize the limit to 0.
5873 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5874 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5876 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5879 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5880 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5882 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5884 * combine.c (make_extraction): Check for valid use of subreg.
5886 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5889 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5890 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5891 ("fist<mode>2_with_temp"): Use only register operands.
5893 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5895 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5896 CALL_INSN_FUNCTION_USAGE.
5898 2005-09-26 Richard Guenther <rguenther@suse.de>
5901 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5902 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5903 (ldst_entry): Use the hashtable instead of list-walking.
5904 (find_rtx_in_ldst): Likewise.
5905 (free_ldst_entry): Free the hashtable.
5906 (compute_ld_motion_mems): Create the hashtable.
5907 (trim_ld_motion_mems): Remove entry from hashtable if
5908 removing it from list.
5909 (compute_store_table): Likewise^2.
5910 (store_motion): Free hashtable in case we did not see
5913 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5915 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5916 and arg1 if we are passing them to fold_build2.
5918 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5921 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5924 2005-09-25 Richard Henderson <rth@redhat.com>
5926 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5927 SYMBOL_REF_TLS_MODEL to be correct.
5929 2005-09-24 Richard Henderson <rth@redhat.com>
5931 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5932 end of function. Reindent.
5934 2005-09-24 Ian Lance Taylor <ian@airs.com>
5936 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5937 NEGATE_EXPR/BIT_NOT_EXPR case.
5939 2005-09-24 Richard Henderson <rth@redhat.com>
5941 * c-common.c (handle_mode_attribute): When not modifying in place,
5942 create subtypes for enumerations.
5943 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5944 * gimplify.c (create_tmp_from_val): Likewise.
5946 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5948 * config/i386/i386.md (*tls_global_dynamic_64,
5949 *tls_local_dynamic_base_64): Add missing mode to call.
5950 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5952 2005-09-24 Jan Hubicka <jh@suse.cz>
5954 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5955 (cgraph_clone_node): Likewise.
5956 * cgraph.h (cgraph_clone_edge): Update prototype.
5957 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5958 duplicated prototypes; add updating argument.
5959 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5960 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5962 (cgraph_mark_inline_edge): Likewise.
5963 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5964 (cgraph_flatten_node): Likewise.
5965 (cgraph_decide_recursive_inlining): Likewise.
5966 (cgraph_decide_inlining_of_small_function): Likewise.
5967 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5969 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5970 Pete Steinmetz <steinmtz@us.ibm.com>
5972 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5973 (rldic.): Set type to "compare".
5975 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5976 mfjmpr for MFCTR/MFLR.
5977 (movdf_hardfloat64): Same.
5978 (movdf_softfloat64): Same. Correct order of store and move types.
5979 (movti_string): Set type to store_ux/load_ux.
5980 (load_multiple): Set type to load_ux.
5981 (store_multiple): Set type to store_ux.
5982 (movmemsi): Set type to store_ux.
5983 (output_cbranch direct_return): Set type to jmpreg.
5984 (stmw): Set type to store_ux.
5985 (lmw): Set type to load_ux.
5986 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5987 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5988 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5989 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5990 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5991 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5992 (rios1-fpstore): Increase latency to 3.
5993 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5994 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5996 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5997 Andrew Pinski <pinskia@physics.uc.edu>
5999 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6000 operand2 constraint to "b".
6001 (sync_<fetchop_name>di_internal): Same.
6002 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6004 (sync_old_<fetchop_name>di_internal): Same.
6005 (sync_new_<fetchop_name>si_internal): Same.
6006 (sync_new_<fetchop_name>di_internal): Same.
6008 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6011 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6012 case, define as macros.
6014 PR rtl-optimization/23837
6015 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6016 clobber / clobber match between dest and p->first.
6018 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6019 (no_conflict_move_test): Update comments.
6021 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6023 * doc/install.texi: Update URL for Jacks.
6024 * doc/sourcebuild.texi: Likewise.
6026 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6029 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6030 registers when choosing register preferences.
6031 (movdf_hardfloat64): Same.
6033 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6035 * expmed.c (expand_shift): Don't use the target of the rotate as
6036 target for the first expanded shift insn.
6037 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6039 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6041 PR tree-optimization/22438
6042 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6043 preserved iv rhs rewriting specially.
6045 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6047 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6048 estimate_only is true.
6049 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6050 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6051 tree-ssa-structalias.c
6052 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6053 ref_contains_indirect_ref.
6054 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6056 2005-09-21 DJ Delorie <dj@redhat.com>
6058 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6060 (mn10300_return_in_memory): Support variable size types also.
6061 (mn10300_pass_by_reference): Likewise.
6062 (mn10300_function_value): New.
6063 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6064 (FUNCTION_OUTGOING_VALUE): Likewise.
6065 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6066 * doc/invoke.texi: Document it.
6068 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6071 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6072 force integer op1 into register for XFmode compares.
6074 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6077 * expmed.c (alg_code): Add alg_impossible.
6078 (alg_hash_entry): Add cost.
6079 (synth_mult): Record alg_impossible in the hash table if
6080 multiplication by a given integer is impossble within the
6081 limit. Speed up using alg_impossible.
6083 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6085 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6086 argument. Allow and set any offset if needs_anyoffset is passed
6088 (get_constraint_for): Add argument here too.
6090 (do_structure_copy): Pass NULL to get_constraint_for.
6091 (handle_ptr_arith): Ditto.
6092 (find_func_aliases): Ditto.
6094 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6096 PR rtl-optimization/23898
6097 * output.h (get_attr_min_length): Declare.
6098 * final.c (get_attr_length_1): New function, broken out of:
6100 (get_attr_min_length): New function.
6101 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6102 (duplicate_computed_gotos): Likewise.
6103 * genattr.c (insn_min_length): Generate declaration.
6104 * genattrtab.c (min_fn, min_attr_value): New functions.
6105 (make_length_attrs): Generate insn_min_length.
6107 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6109 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6111 2005-09-20 Richard Henderson <rth@redhat.com>
6113 PR tree-optimization/24059
6114 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6117 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6119 * c.opt (fextended-identifiers): New.
6120 * c-opts.c (c_common_handle_option): Handle
6121 -fextended-identifiers.
6122 * doc/cpp.texi: Update documentation of extended identifiers.
6123 * doc/cppopts.texi (-fextended-identifiers): Document.
6125 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6127 PR tree-optimization/23929
6128 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6131 PR tree-optimization/23818
6132 * tree-stdarg.c (execute_optimize_stdarg): Call
6133 calculate_dominance_info.
6135 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6137 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6138 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6139 (compute_overlap_steps_for_affine_1_2): Use
6140 get_number_of_iters_for_loop.
6141 (analyze_subscript_affine_affine): Check whether difference is
6143 Use get_number_of_iters_for_loop.
6144 Check whether overlap occurs outside of bounds.
6145 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6147 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6149 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6150 base register if possible.
6152 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6154 PR tree-optimization/18463
6155 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6156 converting it directly is not possible.
6157 (chrec_convert_aggressive): New function.
6158 * tree-chrec.h (chrec_convert_aggressive): Declare.
6159 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6160 Fold chrec conversions aggressively if asked to.
6161 (instantiate_parameters): Modified because of changes in
6162 instantiate_parameters_1.
6164 2005-09-19 Richard Henderson <rth@redhat.com>
6166 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6167 (reduc_splus_v2df): New.
6169 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6171 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6172 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6174 2005-09-19 Richard Henderson <rth@redhat.com>
6176 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6179 2005-09-19 Richard Henderson <rth@redhat.com>
6181 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6182 (ia64_expand_dot_prod_v8qi): New.
6183 * config/ia64/ia64-protos.h: Update.
6184 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6185 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6186 sdot_prodv8qi, sdot_prodv4hi): New.
6187 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6189 2005-09-19 Richard Henderson <rth@redhat.com>
6192 * real.c (exact_real_truncate): Return false if the format cannot
6193 represent the number as a normal.
6195 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6196 for a memory source.
6198 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6200 * tree-ssa-operands.c (swap_tree_operands): Export.
6201 * tree.h (swap_tree_operands): Declare.
6202 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6203 Call swap_tree_operands.
6205 2005-09-19 Richard Henderson <rth@redhat.com>
6207 * tree-flow.h (merge_alias_info): Declare.
6208 * tree-ssa-copy.c (merge_alias_info): Export.
6209 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6210 (vect_create_data_ref_ptr): Use create_iv directly.
6211 (vectorizable_load): Use correct types for integer constants.
6212 (vect_generate_tmps_on_preheader): Likewise.
6213 (vect_gen_niters_for_prolog_loop): Likewise.
6215 2005-09-19 Steven Bosscher <stevenb@suse.de>
6217 PR rtl-optimization/23943
6218 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6220 2005-09-18 Jan Hubicka <jh@suse.cz>
6222 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6224 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6226 * varasm.c (output_constant): Do not abort on conversions to union
6227 types between different sizes.
6229 2005-09-18 Richard Guenther <rguenther@suse.de>
6232 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6235 2005-09-18 Paul Brook <paul@codesourcery.com>
6237 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6239 2005-09-17 Richard Henderson <rth@redhat.com>
6241 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6242 * tree-ssa-loop.c (pass_vect_dce): Remove.
6243 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6246 2005-09-17 Richard Henderson <rth@redhat.com>
6248 * tree-pass.h (pass_vect_dce): Declare.
6249 * passes.c (init_optimization_passes): Add it.
6250 * tree-flow.h (tree_ssa_dce): Declare.
6251 * tree-ssa-dce.c (tree_ssa_dce): Export.
6252 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6253 (gate_tree_vectorize): ... here.
6254 (pass_vect_dce): New.
6256 2005-09-17 Jan Hubicka <jh@suse.cz>
6258 * except.c (struct eh_status): Turn region_array into vec.
6259 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6260 convert_from_eh_region_ranges, find_exception_handler_labels,
6261 current_function_has_exception_handlers, assign_filter_values,
6262 build_post_landing_pads, dw2_build_landing_pads,
6263 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6264 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6265 foreach_reachable_handler, can_throw_internal_1,
6266 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6268 (duplicate_eh_region_1): Update region_array.
6269 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6271 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6274 * expmed.c (expand_mult): Substitute simple register for op0 when
6277 2005-09-17 Richard Henderson <rth@redhat.com>
6279 * expr.c (emit_move_via_integer): Add force argument, pass it on
6280 to emit_move_change_mode. Update callers.
6281 (emit_move_complex): Pass true to new force argument.
6282 * function.c (expand_function_end): Move expand_eh_return call
6283 earlier. Merge sub-word complex values into a pseudo before
6284 copying to the return hard register.
6286 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6288 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6289 between different sizes.
6291 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6295 * passes.c (init_optimization_passes): Register dump files for
6298 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6300 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6301 * config/s390/s390.c (s390_overlap_p): New function.
6302 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6303 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6306 2005-09-16 Richard Guenther <rguenther@suse.de>
6308 * ipa-pure-const.c (static_execute): Free auxiliar information.
6309 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6310 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6312 2005-09-15 DJ Delorie <dj@redhat.com>
6314 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6316 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6318 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6320 (swap_commutative_operands_with_target): New.
6322 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6324 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6327 (estimate_iters_using_array): New function.
6328 * tree-data-ref.h (estimate_iters_using_array): Prototype
6329 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6330 Use estimate_iters_using_array instead of analyze_array.
6332 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6334 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6337 2005-09-15 Michael Matz <matz@suse.de>
6339 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6341 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6343 PR tree-optimization/23835
6344 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6345 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6347 2005-09-14 Richard Henderson <rth@redhat.com>
6349 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6350 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6352 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6354 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6355 in the ARRAY_TYPE case.
6357 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6359 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6361 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6364 * tree-vect-transform.c (vectorizable_operation): Return false for
6365 scalar shift operations and for vector shift operations with
6366 non-invariant shift arguments. Use scalar tree operand op1 as
6367 a shift operand when vector shift insn pattern uses scalar shift
6369 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6371 2005-09-14 Olivier Hainque <hainque@adacore.com>
6373 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6374 value if it has side-effects.
6376 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6379 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6381 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6383 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6384 passed as NAME as if it were label at start of function code.
6386 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6388 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6391 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6393 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6394 as early clobber. Rewrite so the PIC register is not implicitly used.
6396 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6398 * tree.c (annotate_with_file_line): Compare line numbers before
6401 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6404 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6405 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6407 2005-09-13 Ian Lance Taylor <ian@airs.com>
6409 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6410 than a HOST_WIDEST_INT to gen_doloop_begin.
6412 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6414 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6416 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6418 PR tree-optimize/23817
6419 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6421 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6424 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6425 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6426 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6427 (restore_stack_nonlocal): Likewise.
6428 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6430 2005-09-12 Ian Lance Taylor <ian@airs.com>
6433 * c.opt (ffriend-injection): New C++ option.
6434 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6435 (C++ Dialect Options): Document -ffriend-injection.
6437 2005-09-12 Josh Conner <jconner@apple.com>
6440 * ipa-reference.c (static_execute): Don't mark variables in
6441 named sections TREE_READONLY.
6443 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6445 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6448 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6450 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6451 V_MUST_DEF instead of just the first_use_p.
6452 Don't mark the virtual variables for renaming on the statement which
6454 (pass_dse): Remove TODO_update_ssa.
6456 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6459 * stor-layout.c (compute_record_mode): For records with a single
6460 field, actually check the field's mode size against the type size.
6462 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6463 registers for TARGET_SHMEDIA.
6464 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6465 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6466 of GENERAL_REGS and FP_REGS.
6468 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6470 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6472 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6474 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6475 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6476 are omitted. Exclude stack_tie insn too.
6478 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6480 PR rtl-optimization/23098
6481 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6483 * config/rs6000/rs6000.md (movdf splitter): Use
6484 const_double_operand predicate for TARGET_POWERPC64.
6485 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6486 SYMBOL_REF method to ABI_V4.
6488 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6489 replace_equiv_address.
6490 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6491 rs6000_sr_alias_set and MEM_NOTRAP.
6492 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6494 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6496 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6497 handle CALL_EXPR again.
6499 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6501 * arm/predicates.md (alignable_memory_operand): Delete.
6503 2005-09-10 Richard Henderson <rth@redhat.com>
6506 * dbxout.c (dbxout_expand_expr): New.
6507 (dbxout_symbol): Use it.
6509 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6511 * arm.c (arm_gen_rotated_half_load): Delete.
6512 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6513 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6514 (thumb_set_return_address): Likewise.
6515 (thumb_load_double_from_address): Use adjust_address.
6516 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6517 (extendhsisi2_mem, movhi_bytes): Use change_address.
6518 (movhi): Use widen_memory_access.
6519 (reload_out_df): Use replace_equiv_address.
6520 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6522 2005-09-09 Richard Henderson <rth@redhat.com>
6525 * dbxout.c: Include expr.h.
6526 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6527 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6528 * Makefile.in (dbxout.o): Add EXPR_H.
6530 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6532 PR tree-optimization/23509
6533 * tree-cfg.c (replace_uses_by): Use replace_exp.
6534 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6535 pointers have name_mem_tag or type_mem_tag set.
6537 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6539 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6540 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6541 of wrongly accessing operands.
6543 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6545 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6546 * tree-chrec.c: Include tree-scalar-evolution.h.
6547 (chrec_convert): Instantiate the base and step before calling
6548 scev_probably_wraps_p that would fail on parametric evolutions.
6549 Collect all the fails into a single section failed_to_convert,
6550 print a diagnostic, and return chrec_dont_know instead of calling
6552 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6553 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6555 (scev_const_prop): Don't replace the definition of a loop closed ssa
6556 phi node by itself, or by another loop closed ssa phi node.
6557 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6558 that base and step are defined.
6560 2005-09-09 Richard Guenther <rguenther@suse.de>
6563 * fold-const.c (fold_ternary): Check truth_value_p before
6564 calling invert_truthvalue.
6566 2005-09-09 Nick Clifton <nickc@redhat.com>
6568 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6569 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6570 dimension of these arrays.
6571 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6573 * longlong.h: Only provide a prototype for the __clz_tab[] array
6574 if this header has not been included from libgcc2.h.
6575 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6577 Provide prototypes for exported functions.
6578 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6581 2005-09-08 Josh Conner <jconner@apple.com>
6585 * expr.c (expand_expr_addr_expr_1): Don't invoke
6586 expand_simple_binop for EXPAND_INITIALIZER.
6588 2005-09-08 Richard Henderson <rth@redhat.com>
6591 * toplev.c (wrapup_global_declaration_1): Split out ...
6592 (wrapup_global_declaration_2): ... from ...
6593 (wrapup_global_declarations): ... here. Return bool.
6594 (check_global_declaration_1): Split out ...
6595 (check_global_declarations): from here.
6596 (emit_debug_global_declarations): New.
6597 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6598 check_global_declaration_1, emit_debug_global_declarations): Declare.
6599 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6600 of decls. Call wrapup_global_declaration_1,
6601 wrapup_global_declaration_2, check_global_declaration_1 directly.
6602 (c_write_global_declarations_2): New.
6604 (c_write_global_declarations): Call c_write_global_declarations_2.
6605 * langhooks.c (write_global_declarations): Call
6606 emit_debug_global_declarations.
6608 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6609 remove decls that have DECL_RTL_SET_P.
6610 * passes.c (rest_of_decl_compilation): Invoke
6611 cgraph_varpool_finalize_decl for all but functions.
6613 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6615 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6616 the result of a conversion if the new min and max cannot be compared.
6618 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6620 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6621 (override_options): Setting s390_sr_alias_set removed.
6622 (save_fpr, save_gprs): Set alias set to vararg or frame.
6623 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6624 s390_sr_alias_set with get_frame_alias_set ().
6625 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6626 get_varargs_alias_set ().
6628 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6632 * c-parser.c (c_parser_objc_method_definition): If the next
6633 token is not "{", error out and don't start the function.
6635 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6637 * tree-vrp.c (extract_range_from_expr): Move the check for non
6638 nullness after the check for gimple invariant.
6640 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6642 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6644 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6647 * config/m32r.md (movmemsi_internal): Canonicalize order of
6648 operands in PLUS component of template.
6650 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6652 * reload1.c (fixup_eh_region_note): Remove assertion.
6653 (fixup_abnormal_edges): Reverted removal of call to
6654 find_many_sub_basic_blocks made on 2005-08-31.
6656 2005-09-07 Richard Henderson <rth@redhat.com>
6658 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6659 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6660 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6661 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6662 rearrange for better packing.
6663 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6664 (lookup_cfa_1): Remove inline marker.
6665 (cfa_equal_p): Split out of ...
6666 (def_cfa_1): ... here. Use INVALID_REGNUM.
6667 (build_cfa_loc): Handle !cfa->indirect.
6668 (frame_pointer_cfa_offset): New.
6669 (dbx_reg_number): Assert register elimination performed; do
6670 leaf register remapping.
6671 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6672 (eliminate_reg_to_offset): New.
6673 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6674 for verifiably local stack frame addresses; re-base to CFA.
6675 (mem_loc_descriptor): Remove can_use_fbreg argument.
6676 (concat_loc_descriptor, loc_descriptor): Likewise.
6677 (containing_function_has_frame_base): Remove.
6678 (rtl_for_decl_location): Don't do register elimination or
6679 leaf register remapping here.
6680 (secname_for_decl): Split out from ..
6681 (add_location_or_const_value_attribute): ... here.
6682 (convert_cfa_to_loc_list): New.
6683 (compute_frame_pointer_to_cfa_displacement): New.
6684 (gen_subprogram_die): Use them.
6685 * tree.h (frame_base_decl): Remove.
6686 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6687 (prologue_stack_adjust): Remove.
6688 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6689 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6690 (set_frame_base_location): Remove.
6691 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6692 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6693 (vt_add_function_parameters): Don't eliminate_regs.
6694 (vt_initialize): Don't create frame_base_decl.
6696 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6698 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6699 version of GNU binutils for 4.x and later.
6701 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6703 * ggc-page.c (ggc_push_context): Remove.
6704 (ggc_pop_context): Likewise.
6705 * ggc.h (ggc_push_context): Remove.
6706 (ggc_pop_context): Likewise.
6708 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6711 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6712 returning from an interrupt handler.
6714 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6717 * config/arc/arc.c (output_shift): Add check for loop count when
6720 2005-09-06 Steven Bosscher <stevenb@suse.de>
6722 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6724 (abs_replacement): Likewise.
6725 (pass_phiopt): Remove TODO_update_ssa.
6727 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6730 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6731 if "return with no value, in function returning non-void" warning
6733 * tree-cfg.c (execute_warn_function_return): Don't look at
6734 RETURN_EXPRs with TREE_NO_WARNING set.
6737 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6738 for internal functions doesn't use registers used by global registers
6739 variables. Use fewer register parameters if there are global register
6742 2005-09-06 Olivier Hainque <hainque@adacore.com>
6743 Eric Botcazou <ebotcazou@adacore.com>
6746 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6747 when we would be extracting outside its bit span (bitpos+bitsize
6748 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6749 Ada unchecked conversions.
6751 2005-09-06 Steven Bosscher <stevenb@suse.de>
6753 * tree-ssa-pre.c (try_look_through_load): New function.
6754 (compute_avail): Use it to try to look through loads for some
6755 more useful expressions.
6757 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6759 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6760 condition for detecting cases like (a&a) and (a^a).
6762 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6764 * common.opt: Add option ftree-vect-loop-version.
6765 * params.def: Add --param vect-max-version-checks.
6766 * doc/invoke.texi: Document ftree-vect-loop-version and
6767 --param vect-max-version-checks.
6768 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6769 may_misalign_stmts and defines for accessors.
6770 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6771 LOOP_VINFO_MAY_MISALIGN_STMTS.
6772 (destroy_loop_vec_info): VEC_free for
6773 LOOP_VINFO_MAY_MISALIGN_STMTS.
6774 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6775 Update documentation.
6776 (vect_update_misalignment_for_peel): New.
6777 (vect_enhance_data_refs_alignment): Update to choose loop
6778 peeling or loop versioning if appropriate for the (potentially)
6779 unaligned data references in the loop.
6780 (vect_analyze_data_refs_alignment): Remove call to
6781 vect_enhance_data_refs_alignment so the checks can be done
6783 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6784 and move up call to vect_analyze_data_refs_alignment.
6785 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6786 (vect_transform_loop): Add call to loop_version.
6788 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6790 PR rtl-optimization/23098
6791 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6792 * simplify-rtx.c (constant_pool_reference_p): New function.
6793 * rtl.h (constant_pool_reference_p): New prototype.
6794 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6795 constant_pool_reference_p in condition and
6796 avoid_constant_pool_reference in preparation statements.
6798 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6801 STRICT_LOW_PART SETs.
6803 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6806 * except.c (sjlj_emit_function_enter): Find the function begin
6807 note even when it's not in first basic block.
6809 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6811 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6812 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6813 * aclocal.m4: Regenerate.
6815 2005-09-05 DJ Delorie <dj@redhat.com>
6817 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6820 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6822 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6823 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6824 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6825 Follow spelling conventions.
6826 * doc/invoke.texi: Follow spelling conventions.
6828 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6830 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6831 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6832 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6834 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6837 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6838 (output_stack_adjust): Use gen_tmp_stack_mem.
6839 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6840 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6841 (sh_get_pr_initial_val): Likewise.
6842 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6843 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6844 * sh.md (divsi_inv_m0): Use gen_const_mem.
6845 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6846 (movdf_i4+1): Use gen_tmp_stack_mem.
6847 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6848 (fpu_switch+2): Likewise.
6849 (movv4sf_i, movv16sf_i): Use adjust_address.
6850 (symGOT_load): Set MEM_NOTRAP_P bit.
6852 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6855 * pa.c (emit_move_sequence): Fix typo in last change.
6857 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6859 PR rtl-optimization/23454
6860 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6863 2005-09-03 Richard Henderson <rth@redhat.com>
6864 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6867 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6870 2005-09-02 Nicolas Pitre <nico@cam.org>
6872 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6873 to bit_count to 32 bits.
6875 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6878 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6879 generating synthetic loads from volatile lvalues.
6881 005-09-02 Nick Clifton <nickc@redhat.com>
6883 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6884 __ctzhi2, __clzhi2): New functions.
6886 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6889 * tree-nested.c (struct var_map_elt): Mark with GTY.
6890 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6892 (lookup_field_for_decl): Allocate new element in GC memory.
6893 (lookup_tramp_for_decl): Likewise.
6894 (convert_nl_goto_reference): Likewise
6895 (create_nesting_tree): Allocate info in GC memory. Likewise for
6897 (free_nesting_tree): Free with ggc_free instead of free.
6898 (root): New static variable.
6899 (lower_nested_functions): Remove root as local variable. And zero out
6900 root at the end of the function.
6902 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6904 PR rtl-optimization/20365
6905 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6906 to short. New member ix.
6907 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6908 (simplify_plus_minus): Initialize ix members before calling qsort.
6910 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6912 PR tree-optimization/23626
6913 * tree-cfg.c (replace_uses_by): Clean up eh info.
6915 2005-09-01 DJ Delorie <dj@redhat.com>
6917 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6920 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6922 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6923 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6926 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6928 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6929 do not issue warning for a variable definition following
6932 2005-09-01 Richard Henderson <rth@redhat.com>
6935 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6936 conversion to CONST_VECTOR.
6938 2005-09-01 Richard Henderson <rth@redhat.com>
6941 * reload1.c (reload_as_needed): Check !CALL_P before calling
6942 fixup_eh_region_note.
6943 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6945 2005-09-01 DJ Delorie <dj@redhat.com>
6947 * varasm.c (output_constant): Let the target resolve
6948 conversions of addresses to non-default pointer sizes.
6950 2005-09-01 Nicolas Pitre <nico@cam.org>
6952 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6953 to alow matching ARM pre-indexed addressing mode.
6954 (arm_override_options): Remove now irrelevant comment.
6956 2005-09-01 Phil Edwards <phil@codesourcery.com>
6958 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6959 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6960 * config/i386/vxworks.h: Likewise.
6961 * config/i386/t-vxworksae: New file, for VxWorks AE.
6962 * config/i386/vxworksae.h: Likewise.
6964 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6966 PR tree-optimization/23410
6967 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6968 sequence is not wrapping during the first step.
6970 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6973 * dwarf2out.c (base_type_die): Compare char_type_node with
6974 TYPE_MAIN_VARIANT (type), not type.
6976 2005-09-01 Richard Guenther <rguenther@suse.de>
6978 PR tree-optimization/15366
6979 * common.opt: Add -finline-functions-called-once.
6980 Put -fearly-inlining in alphabetically ordered place.
6981 * doc/invoke.texi: Document new option.
6982 * ipa-inline.c (cgraph_decide_inlining): Honour
6983 flag_inline_functions_called_once.
6985 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6987 PR rtl-optimization/23478
6988 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6989 (alloc_qty): Initialize it.
6990 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6991 (combine_regs): Combine also n_throwing_calls_crossed fields.
6992 (find_free_reg): Don't attempt to caller-save pseudos crossing
6993 calls that might throw.
6994 * global.c (struct allocno): Add throwing_calls_crossed field.
6995 (global_alloc): Revert 2005-08-22 change. Initialize
6996 throwing_calls_crossed.
6997 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7000 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7003 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7004 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7005 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7006 (and64_2_operand): Tweak to use predicate.
7007 (and_operand): Adjust for mask_operand changes.
7008 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7009 (print_operand): Likewise.
7010 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7011 (mask64_1or2_operand): Delete.
7012 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7013 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7014 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7015 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7016 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7017 (rotldi3_internal4): Likewise.
7018 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7019 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7020 (ashldi3_internal7): Likewise.
7021 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7022 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7023 (anddi3 split): Don't match mask64_operand.
7024 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7025 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7026 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7027 't' splitter predicate.
7028 (movdi_internal64 + 2): Revert 2005-06-11 change.
7030 2005-08-31 DJ Delorie <dj@redhat.com>
7032 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7033 (m32c_asm_integer): Add support for 32 bit pointers.
7035 2005-08-31 Richard Henderson <rth@redhat.com>
7037 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7038 component-like references for setting MEM_NOTRAP_P.
7040 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7041 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7043 2005-08-31 Richard Henderson <rth@redhat.com>
7045 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7046 into a pseudo before applying gen_lowpart.
7048 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7050 * doc/install.texi (Specific): Update cctools version required
7051 for full functionality.
7052 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7053 linkers as -macosx_version_min.
7055 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7058 * sh.c (print_operand, %R and %S): Add handling of floating point
7059 registers, memory, constants and invalid operands.
7061 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7063 * ipa-pure-const.c: Change dump name.
7065 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7068 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7069 to "reg_or_0_operand".
7070 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7072 2005-08-31 Dale Johannesen <dalej@apple.com>
7074 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7075 loops that count down.
7077 2005-08-31 Richard Henderson <rth@redhat.com>
7080 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7081 (fixup_eh_region_note): New.
7082 (reload_as_needed): Call it.
7083 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7084 don't call find_many_sub_basic_blocks; call verify_flow_info.
7085 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7086 (keep_stack_depressed): Likewise.
7087 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7089 2005-08-31 Richard Henderson <rth@redhat.com>
7091 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7094 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7096 * expr.c (expand_expr_real_1): Compare size of address
7097 mode to target's address mode size in deciding expansion of
7098 the constant address.
7100 2005-08-31 Richard Guenther <rguenther@suse.de>
7103 * expr.c (all_zeros_p): New function.
7104 (expand_expr_real_1): Handle the case of an all-zero
7105 non-addressable constructor separately.
7107 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7109 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7110 arguments, adjust all callers.
7111 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7113 2005-08-30 Richard Henderson <rth@redhat.com>
7116 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7117 whenever the mode sizes match.
7119 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7121 * calls.c (load_register_parameters): Fix comment typo.
7122 * expr.c (emit_push_insn): Comment formatting.
7124 2005-08-30 Ian Lance Taylor <ian@airs.com>
7126 * config/i386/x-cygwin (host-cygwin): Change dependency from
7127 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7129 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7131 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7134 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7137 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7138 call to ggc_collect.
7140 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7143 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7144 beginning. Remove $(INCLUDES) from all the rules, if following
7145 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7147 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7150 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7151 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7152 not constant, but maxlen is, don't set len to maxlen, rather
7153 set maxlen to len if len is a constant.
7155 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7157 PR tree-optimization/23475
7158 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7161 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7163 Fix PR middle-end/22455
7165 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7166 Checksum only the parts of the tree that exist for the tree code.
7168 2005-08-28 Dale Johannesen <dalej@apple.com>
7170 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7172 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7174 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7176 2005-08-28 Richard Henderson <rth@redhat.com>
7178 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7179 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7182 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7185 * builtins.c (get_memory_rtx): Don't strip nops
7186 in between COMPONENT_REFs.
7188 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7191 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7193 (gimplify_modify_expr): Check for zero sized types and gimplify the
7194 rhs and lhs as statements.
7196 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7199 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7200 state for return address column of signal frames.
7202 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7205 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7206 bytes >= 2 not bytes == 2.
7207 (expand_block_move): Same.
7209 2005-08-27 Richard Guenther <rguenther@suse.de>
7212 * config/i386/sse.md (sse2_movsd): Add missing closing
7215 2005-08-27 Paul Brook <paul@codesourcery.com>
7217 * genrecog.c (enum decision_type): Add DT_num_insns.
7218 (struct decision_test): Add u.num_insns.
7219 (add_to_sequence): Add DT_num_insns test.
7220 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7221 (write_cond, debug_decision_2): Ditto.
7222 (change_state): Assume peep2_next_insn never fails.
7223 Remove "afterward" argument.
7224 (write afterward, write_tree): Update to match.
7225 * recog.c (peep2_current_count): New variable.
7226 (peep2_next_insn): Check it.
7227 (peephole2_optimize): Set peep2_current_count.
7228 * recog.h (peep2_current_count): Declare.
7230 2005-08-26 Josh Conner <jconner@apple.com>
7233 * ipa-pure-const.c (check_tree): Check for volatile-ness
7234 when considering a dereference.
7236 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7238 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7240 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7242 PR rtl-optimization/23561
7243 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7244 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7245 at most LEN bytes long memory fits into the field.
7246 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7247 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7248 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7250 2005-08-26 Richard Henderson <rth@redhat.com>
7253 * loop.c (biased_biv_may_wrap_p): New.
7254 (maybe_eliminate_biv_1): Use it to suppress non-equality
7255 comparison transformations. Delete disabled code.
7257 2005-08-26 Ian Lance Taylor <ian@airs.com>
7259 * combine.c (make_extraction): Avoid reference outside object.
7261 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7263 * stor-layout.c (finalize_type_size): Restore behaviour for
7264 non-aggregate types to the status quo ante of the patch for
7265 pr 23467. Document why it matters.
7267 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7270 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7271 array by one element, initialize the BT_LAST element with NULL.
7273 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7275 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7276 optimizing for size.
7278 (compare_plus_eqsi): Same.
7279 (plus_eqsi_compare): Same.
7280 (neg_eq0<mode>): Same.
7281 (neg_eq<mode>): Same.
7283 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7286 2005-08-26 Nick Clifton <nickc@redhat.com>
7288 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7289 TARGET_EP is not defined.
7290 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7291 TARGET_EP is enabled.
7292 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7293 * config/v850/v850.md (save_all_interrupt): Only use the EP
7294 register if TARGET_EP is defined.
7295 (restore_all_interrupt): Likewise.
7296 * config/v850/lib1funcs.asm: Update functions so that the EP
7297 register is only used if __EP__ is defined.
7299 2005-08-26 David Ung <davidu@mips.com>
7301 * config/mips/mips.c (mips_expand_prologue): Handle case when
7302 generating for MIPS16 and the outgoing argument area is more than
7303 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7306 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7308 * config/crx/crx.md: Make doloop_end pattern usage controllable
7309 via mloop-nesting=<max-nesting> command line switch. Make sure
7310 the combiner cannot use doloop_end_<mode> in an illegal way.
7311 * config/crx/crx.c: Use regs up to r6 for argument passing.
7312 Refine crx_address_cost (non cst4 displacements are expensive).
7313 * config/crx/crx.opt: Add switch for mloop-nesting=.
7315 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7317 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7318 (UNSPEC_MVST): New constant.
7320 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7322 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7323 Reject operands containing eliminable registers.
7324 * testsuite/gcc.dg/20050825-1.c: New testcase.
7326 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7327 Jan Hubicka <jh@suse.cz>
7329 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7331 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7333 PR tree-optimization/23546
7334 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7337 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7339 * params.def (PARAM_MIN_SPEC_PROB): New.
7340 * sched-rgn.c (MIN_PROBABILITY): Delete.
7341 (compute_trg_info): Convert to PARAM_VALUE.
7342 * doc/invoke.texi (param): Document min-spec-prob.
7344 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7346 * config/darwin.h: define __PIC__
7347 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7348 TARGET_OS_CPP_BUILTINS macro.
7350 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7352 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7355 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7357 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7359 * cfghooks.c (duplicate_block): Added position where to place
7360 new block as argument.
7361 * cfghooks.h (duplicate_block): Declaration changed.
7362 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7364 * cfglayout.h (copy_bbs): Declaration changed.
7365 * cfgloop.h (loop_version): Declaration changed.
7366 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7367 position to copy_bbs.
7368 (loop_version): Pass position to duplicate_loop_to_header_edge.
7369 Add place_after argument and position new blocks according to
7371 * modulo-sched.c (sms_schedule): Pass place_after argument
7373 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7374 * tree-cfg.c (split_edge_bb_loc): New function.
7375 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7376 to determine position of new blocks.
7377 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7379 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7380 argument to duplicate_block.
7381 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7382 Pass position to copy_bbs.
7384 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7386 * fold-const.c (ptr_difference_const): Use
7387 cst_and_fits_in_hwi instead of host_integerp.
7389 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7391 * config/darwin.c (gen_pic_offset): New.
7392 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7395 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7397 PR tree-optimization/23486
7398 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7400 2005-08-23 Phil Edwards <phil@codesourcery.com>
7402 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7403 remove use_collect2.
7404 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7406 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7407 configuration files to override the default value.
7409 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7410 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7411 * config/vx-common.h: New file, split out from...
7412 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7413 * config/vxworksae.h: New file, for VxWorks AE.
7414 * config/vxworks.opt: New file.
7415 * config/vxlib.c: Update for VxWorks 6.
7417 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7418 other MULTILIB_* variables appropriately.
7419 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7420 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7421 * config/rs6000/vxworks.h: Update for VxWorks 6.
7422 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7424 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7427 * config/darwin.c (machopic_select_section): Remove the hack to
7428 mark "::operator new" and "::operator delete" for coalescing
7429 even though they are not weak.
7431 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7433 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7434 * configure: Regenerate.
7436 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7439 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7441 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7442 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7445 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7447 * config/rs6000/predicates.md (equality_operator): New.
7448 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7449 comparison with a large constant.
7451 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7453 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7455 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7457 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7458 registers is even, and we have a hardware double precision fp,
7460 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7461 size of current argument when checking if argument was passed in
7464 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7467 * stor-layout.c (finalize_type_size): Dont override
7468 existing alignment with a smaller alignment from the mode.
7470 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7472 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7473 * lambda.h (lambda_vector_lexico_pos): ... here.
7474 * tree-data-ref.c (build_classic_dist_vector): Return false when
7475 the distance vector is lexicographically negative.
7477 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7479 PR tree-optimization/23511
7480 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7481 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7483 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7485 PR tree-optimization/22043
7486 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7487 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7488 If ALLOW_FLEXARR, handle types ending with flexible array member.
7489 Pass false as second argument to recursive count_type_elements calls.
7490 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7491 argument to count_type_elements call.
7492 * tree-sra.c (decide_block_copy): Likewise.
7493 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7494 for a constant-sized object, set cleared as well. Pass true as
7495 second argument to count_type_elements call.
7497 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7500 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7501 from legitimate_small_data_p, and make global. Update use.
7502 Remove forward declaration.
7503 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7505 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7507 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7509 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7510 of scratch intermediates.
7511 (eq<mode>_compare): Same.
7512 (neg_eq0<mode>): New.
7513 (neg_eq<mode>): Convert to define_insn_and_split.
7515 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7518 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7519 stdarg functions, set/clear the fp marker even when no variable
7521 * config/rs6000/sysv4.opt (mprototype): Describe.
7523 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7525 PR rtl-optimization/23478
7526 * regs.h (reg_info): Add throw_calls_crossed.
7527 (REG_N_THROWING_CALLS_CROSSED): Define.
7528 * flow.c (allocate_reg_life_data): Initialize
7529 REG_N_THROWING_CALLS_CROSSED.
7530 (propagate_one_insn, attempt_auto_inc): Update
7531 REG_N_THROWING_CALLS_CROSSED.
7532 * global.c (global_alloc): Don't allocate pseudos across
7533 calls that may throw.
7535 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7538 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7539 value is inbetween the range if we did not find an exact match.
7541 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7543 * doc/invoke.texi (Option Summary): Add ms1 options.
7544 * doc/extend.texi: Document interrupt handler attribute for ms1.
7545 * doc/md.texi: Document ms1 constraints.
7546 * config.gcc: Add ms1-*-elf.
7547 * config/ms1/ms1.h: New.
7548 * config/ms1/ms1.c: New.
7549 * config/ms1/ms1.md: New.
7550 * config/ms1/ms1-protos.h: New.
7551 * config/ms1/ABI.txt: New.
7552 * config/ms1/crti.asm: New.
7553 * config/ms1/crtn.asm: New.
7554 * config/ms1/lib2extra-funcs.c: New.
7555 * config/ms1/t-ms1: New.
7556 * config/ms1/ms1.opt: New.
7558 2005-08-22 Ira Rosen <irar@il.ibm.com>
7560 * config/rs6000/altivec.md (xorv4sf3): New.
7561 (negv4sf2, neg<mode>2): Likewise.
7563 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/ia64/ia64.md (divsi3): Check divide by zero.
7567 (udivsi3): Likewise.
7569 (udivdi3): Likewise.
7571 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7573 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7574 up to elem_bitsize bits, not max_bitsize.
7576 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7578 PR tree-optimization/23433
7579 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7580 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7582 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7584 PR tree-optimization/23434
7585 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7586 the iteration bound is not an INTEGER_CST.
7588 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7590 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7591 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7592 NULL if need_epilog_adjust is false.
7593 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7594 Case 3 always peels first itration, not just for PLUS case, and no need
7595 to use scalar_initial_def here. Create an epilog adjustment only if
7596 scalar_initial_def is not NULL.
7598 (vectorizable_reduction): Remove assert.
7600 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7603 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7604 (__moddi3): Likewise.
7605 (__udivdi3): Likewise.
7606 (__umoddi3): Likewise.
7607 (__divsi3): Likewise.
7608 (__modsi3): Likewise.
7609 (__udivsi3): Likewise.
7610 (__umodsi3): Likewise.
7612 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7614 * tree-pass.h (TDF_GRAPH): Define.
7615 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7616 * passes.c (finish_optimization_passes): Only call
7617 finish_graph_dump_file if TDF_GRAPH is set.
7618 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7619 NULL. Set TDF_GRAPH bit.
7620 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7622 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7624 * arm.h (arm_stack_offsets): Add locals_base field.
7625 * arm.c (arm_get_frame_offsets): Compute it.
7626 (thumb_compute_initial_elimination offset): Make the Thumb frame
7627 pointer point to the base of the local variables.
7628 (thumb_expand_prologue): Update accordingly.
7629 (thumb_expand_epilogue): Likewise.
7631 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7632 mode of clobbered scratch to DImode. Handle a case that's known to
7635 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7637 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7638 (gt0<mode>_compare): Delete.
7639 (neg_gt0<mode>): Delete.
7641 2005-08-19 Eric Christopher <echristo@apple.com>
7643 * optabs.h: Change CTI_ to COI_.
7646 2005-08-19 James E Wilson <wilson@specifix.com>
7648 * builtins.c (expand_builtin_return_addr): Set
7649 current_function_accesses_prior_frames when count != 0. Use
7650 frame_pointer_rtx when count == 0.
7651 * function.h (struct function): Add accesses_prior_frames field.
7652 (current_function_accesses_prior_frames): Define.
7653 * reload1.c (init_elim_table): Check
7654 current_function_accesses_prior_frames.
7655 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7657 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7659 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7660 indicator. Return true if the flowgraph changed during
7663 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7666 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7667 conditional expression before testing its value.
7669 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7671 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7673 2005-08-19 Devang Patel <dpatel@apple.com>
7675 PR tree-optimization/23048
7676 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7677 third parameter. Check whether latch is dominated by exit
7679 (if_convertible_loop_p): Supply exit block itself to
7680 if_convertible_bb_p.
7682 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7685 * arm.md (arm_load_pic_register): Change argument to the mask of
7686 saved registers. Call thumb_find_work_register if we need a
7687 scratch register on Thumb.
7688 (arm_expand_prologue): Pass empty register set to
7689 arm_load_pic_register.
7690 (thumb_expand_prologue): Pass live_regs_mask directly to
7691 arm_load_pic_register.
7692 * arm-protos.h (arm_load_pic_register): Update prototype.
7694 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7696 * sh.c (find_sole_member): New function.
7697 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7698 if the record's alignment is larger than the size of its only member.
7700 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7703 * arm.c (thumb_legitimize_reload_address): New function.
7704 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7705 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7707 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7709 * config/crx/crx.c: Implement crx_decompose_address. Reject
7710 symbolic displacements since CRX register relative adressing
7711 mode can't handle unsigned 32-bit values as displacements.
7712 * config/crx/crx.h: Simplify definitions, remove redundant
7713 parenthesis and obsolete macros.
7714 * config/crx/crx.opt: Add new switch for debugging addresses.
7715 * config/crx/crx-protos.h: Add new declarations for above.
7717 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7720 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7723 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7725 * collect2.c (dup2): Delete.
7726 * configure.ac: Don't check for dup2.
7728 * config.in, configure: Regenerate.
7730 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7732 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7733 record with the type of its only member.
7735 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7737 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7738 define_insn_and_split.
7739 (plus_ltu<mode>_compare): Same.
7740 (gtu<mode>_compare): Same.
7741 (plus_gtu<mode>_compare): Same.
7743 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7745 PR tree-optimization/22228
7746 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7748 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7749 are recorded in vect_vnames_to_rename for renaming.
7750 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7751 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7752 in vect_vnames_to_rename.
7753 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7754 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7756 2005-08-18 Jan Hubicka <jh@suse.cz>
7759 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7760 info only for local statics, not for member variables.
7762 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7764 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7766 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7768 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7770 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7773 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7775 2005-08-17 James E Wilson <wilson@specifix.com>
7777 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7780 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7782 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7783 (leu<mode>_compare): Same.
7784 (plus_leu<mode>): Same.
7785 (neg_leu<mode>): Same.
7786 (and_neg_leu<mode): Same.
7787 (ltu<mode>_compare): Same.
7788 (plus_ltu<mode>): Same.
7790 (geu<mode>_compare): Same.
7791 (plus_geu<mode>): Same.
7792 (neg_geu<mode>): Same.
7793 (and_neg_geu<mode>): Same.
7794 (plus_gt<mode>): Same.
7795 (gtu<mode>_compare): Same.
7796 (plus_gtu<mode>): Same.
7798 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7800 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7801 Move call_table_data to end. Delete spurious .text.
7802 (callt_save_all_interrupt): Fix comment typo.
7804 2005-08-17 James E Wilson <wilson@specifix.com>
7805 Kevin Winchester <winchester@amirix.com>
7808 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7810 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7813 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7814 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7816 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7818 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7819 record with the type of its only member if the modes don't match.
7821 * varasm.c (decode_reg_name): Skip empty additional register names.
7823 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7825 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7826 lsm_tmp_name_length): New.
7827 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7828 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7830 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7831 Andreas Krebbel <krebbel1@de.ibm.com>
7833 * config.gcc: Added z9-109 switch.
7834 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7835 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7836 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7837 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7838 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7839 for "z9_109" cpu attribute.
7840 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7841 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7842 (s390_handle_arch_option): Added z9-109 switch.
7843 (override_options): Set respective cost function for z9-109.
7844 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7845 (legitimate_reload_constant_p): Accept extended immediates.
7846 (print_operand): Three new output modifiers added: k, m and o.
7847 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7848 (s390_output_mi_thunk): Use extended immediate when possible.
7849 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7850 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7851 (CONSTRAINT_LEN): Added length of O constraint.
7852 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7853 * config/s390/s390.md ("cpu"): New value z9_109 added.
7854 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7855 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7856 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7857 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7858 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7859 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7860 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7861 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7862 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7863 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7864 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7865 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7866 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7867 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7868 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7870 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7871 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7872 insns for TARGET_EXTIMM.
7874 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7876 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7878 2005-08-17 Nick Clifton <nickc@redhat.com>
7880 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7881 Call default_encode_section_info.
7883 2005-08-17 Steven Bosscher <stevenb@suse.de>
7885 PR tree-optimization/21574
7886 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7887 constant, return CONSTANT.
7888 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7889 (ccp_fold, visit_assignment): Likewise.
7890 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7892 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7894 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7895 fold_buildN instead of buildN then fold_initializer or fold.
7896 (build_unary_op): Likewise.
7897 (build_binary_op): Likewise.
7898 * fold-const.c (fold_initializer): Remove.
7899 (fold_build1_initializer): New function.
7900 (fold_build2_initializer): New function.
7901 (fold_build3_initializer): New function.
7902 * tree.h (fold_initializer): Remove.
7903 (fold_build1_initializer): New function.
7904 (fold_build2_initializer): New function.
7905 (fold_build3_initializer): New function.
7907 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7909 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7910 (try_move_mult_to_index): Call fold_build2 instead of build2.
7911 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7912 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7913 fold_binary_to_constant.
7914 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7916 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7917 check if A == gcd (A, B). Remove TYPE argument.
7918 (analyze_offset) Use fold_build2 instead of fold (build.
7919 (create_data_ref): Likewise.
7920 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7921 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7924 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7926 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7927 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7929 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7932 * gimplify.c (zero_sized_type): New function.
7933 (gimplify_modify_expr_rhs): If we have a zero sized type,
7934 replace the statement with an empty statement.
7936 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7938 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7941 2005-08-16 Ian Lance Taylor <ian@airs.com>
7943 * doc/tm.texi (Label Output): Correct typo.
7945 2005-08-16 Steven Bosscher <stevenb@suse.de>
7948 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7949 force_operand will work later on using have_insn_for.
7951 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7953 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7955 2005-08-16 Ian Lance Taylor <ian@airs.com>
7958 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7959 vector type, don't try to construct it element by element. Add an
7960 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7962 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7964 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7966 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7968 * doc/invoke.texi (Precompiled Headers): Document some more options
7969 which are known to be safe.
7971 2005-08-16 James E Wilson <wilson@specifix.com>
7973 PR tree-optimization/21105
7974 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7975 TREE_OVERFLOW check.
7977 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7979 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7980 (neg_ltu<mode>): Same.
7982 (neg_gtu<mode>): Same.
7984 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7986 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7987 (fold_builtin_isdigit): Use fold_buildN.
7988 (build_function_call_expr): Likewise.
7989 * c-typeck.c (c_finish_loop): Likewise.
7991 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7992 Richard Shann <rshann@superh.com>
7994 PR middle-end/20396:
7995 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7997 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7999 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8001 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8004 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8005 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8008 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8011 * fold-const.c (build_range_check): Disable optimization for function
8012 pointer expressions on targets that require function pointer
8015 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8017 * simplify-rtx.c (simplify_const_relational_operation): When
8018 extracting arguments of a COMPARE, recompute the mode as well.
8020 2005-08-15 Ian Lance Taylor <ian@airs.com>
8022 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8024 2005-08-15 DJ Delorie <dj@redhat.com>
8026 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8028 (movsi_splittable): Allow, but split, moves to the stack.
8029 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8032 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8034 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8035 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8036 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8038 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8039 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8040 Delete HOST_PTR_PRINTF.
8042 * configure, config.in: Regenerate.
8044 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8046 * config/rs6000/rs6000.md (QHSI): New mode macro.
8047 (wd): Extend mode attr for QImode and HImode
8048 (dbits): New mode attr.
8049 (zero_extend<mode>di2): Convert to mode macro.
8051 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8054 * doc/invoke.texi (-mgnu-ld): Update description.
8057 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8060 * Makefile.in (tree-chrec.o): Depends on real.h.
8061 * tree-chrec.c: Include real.h.
8062 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8063 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8064 * tree-scalar-evolution.c (add_to_evolution_1,
8065 interpret_rhs_modify_expr): Ditto.
8067 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8070 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8071 step is negative compute the estimation from init downwards to zero.
8073 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8075 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8077 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8079 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8081 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8082 Accept double-word constants that can be split.
8083 * config/s390/s390.md ("movti"): Use 'P' constraint.
8084 ("*movdi_31", "*movdf_31"): Likewise.
8086 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8088 Fix PR tree-optimization/22615
8090 * tree-ssa-structalias.c (solution_set_add): Handle
8091 first_vi_for_offset returning NULL.
8092 (do_da_constraint): Ditto.
8093 (do_sd_constraint): Ditto.
8094 (do_ds_constraint): Ditto
8095 (find_func_aliases): Ditto.
8096 (build_constraint_graph): RHS is allowed be ANYTHING.
8097 (first_vi_for_offset): Return NULL if we couldn't find anything at
8100 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8102 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8103 over memory as first operand.
8105 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8108 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8109 available for setting it.
8111 2005-08-14 Ira Rosen <irar@il.ibm.com>
8113 PR tree-optimization/23320
8114 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8115 data-refs' types instead of base object nullness. Add check for
8116 pointer type data-refs before first location comparison. Remove
8119 2005-08-14 Andreas Schwab <schwab@suse.de>
8121 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8123 2005-08-13 James E Wilson <wilson@specifix.com>
8125 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8126 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8127 -fstack-protector-all, --param ssp-buffer-size): Document.
8128 (-Wvariadic-macros): Alphabetize.
8129 (-fsched-stalled-insns-dep): Add missing 'f'.
8131 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8134 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8136 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8137 or indirect address operand.
8138 (EXTRA_ADDRESS_CONSTRAINT): New.
8139 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8141 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8143 PR tree-optimization/22236
8144 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8145 successors and predecessors.
8146 * tree-chrec.c (chrec_convert): Before converting, check that
8147 sequences don't wrap.
8148 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8149 (analyze_array): Extern.
8150 (find_data_references_in_loop): Remove call to
8151 compute_estimated_nb_iterations.
8152 * tree-data-ref.h (analyze_array): Declared.
8153 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8154 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8155 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8156 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8158 * tree-ssa-loop-ivcanon.c: Fix documentation.
8159 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8160 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8161 (infer_loop_bounds_from_undefined): New.
8162 (estimate_numbers_of_iterations_loop): Use
8163 infer_loop_bounds_from_undefined.
8164 (used_in_pointer_arithmetic_p): New.
8165 (scev_probably_wraps_p): Pass an extra parameter. Call
8166 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8167 (convert_step): Fix documentation.
8168 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8169 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8170 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8171 scev_probably_wraps_p.
8173 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8175 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8176 (s390_register_info): Ignore clobbered_regs information for fixed
8177 registers, and only fixed registers.
8178 (s390_init_frame_layout): Remove redundant call.
8180 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8182 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8183 description of -Wold-style-casts.
8185 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8186 Jakub Jelinek <jakub@redhat.com>
8188 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8189 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8190 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8191 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8192 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8193 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8194 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8195 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8196 ("stack_protect_set", "stack_protect_test"): New expanders.
8197 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8198 "stack_protect_testdi"): New insn definitions.
8200 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8202 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8204 2005-08-12 Paul Brook <paul@codesourcery.com>
8206 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8208 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8210 * config/s390/predicates.md (setmem_operand): New predicate.
8211 (shift_count_operand): Accept ANDs with special constants as
8213 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8214 with special constants.
8215 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8216 shift_count_operand with setmem_operand.
8218 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8220 * config/s390/s390.c (s390_extract_part, s390_single_part):
8222 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8223 (s390_output_mi_thunk): Don't use lg on 31 bit.
8224 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8225 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8227 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8229 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8230 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8231 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8232 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8233 with one of the new macros.
8235 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8237 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8238 Don't set save_return_addr_p.
8239 (s390_register_info): Make clobbered_regs not depending on
8242 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8244 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8245 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8247 2005-08-11 James E. Wilson <wilson@specifix.com>
8249 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8251 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8253 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8254 locations gathered by var-tracking in single entry loc_list
8255 over loc_descriptor_from_tree.
8257 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8258 pass it down to loc_descriptor.
8259 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8260 (containing_function_has_frame_base): Move earlier in the file.
8261 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8262 instead of always assuming fbreg can't be used.
8264 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8266 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8267 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8268 Accept address wrapped in AND for Altivec.
8269 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8270 Strip AND wrapping offset address for Altivec.
8272 2005-08-11 Richard Henderson <rth@redhat.com>
8275 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8276 before using TYPE_IS_SIZETYPE.
8278 2005-08-11 Richard Henderson <rth@redhat.com>
8281 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8282 insn types not present on ev4.
8283 (alphaev5_insn_pipe): Similarly.
8285 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8288 * arm.c (arm_override_options): If the user has selected callee-super-
8289 interworking, then enable normal interworking.
8291 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8293 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8296 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8298 * doc/rtl.texi: Fix two typos.
8300 2005-08-11 Richard Guenther <rguenther@suse.de>
8303 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8304 cases where we call to/from functions returning void.
8306 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8309 * tree.c (build_pointer_type_for_mode): Robustify.
8311 2005-08-10 James E Wilson <wilson@specifix.com>
8313 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8314 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8316 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8319 2005-08-10 Eric Christopher <echristo@apple.com>
8321 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8322 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8325 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8328 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8329 for the high part when generating dynamic-no-pic code.
8331 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8333 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8334 (x86_64-*-linux*): Likewise.
8336 * config/i386/crtfastmath.c: New file.
8337 * config/i386/t-crtfm: Likewise.
8339 * config/i386/linux.h (ENDFILE_SPEC): New.
8340 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8342 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8345 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8347 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8348 (vec_shl, vec_shr): Document new operations.
8349 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8351 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8353 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8354 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8355 change predicate to indexed_or_indirect_address.
8357 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8359 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8360 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8361 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8362 and __aeabi_uwrite8.
8363 * config/arm/unaligned-funcs.c: New file.
8364 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8366 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8368 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8370 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8371 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8373 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8374 * final.c (pass_shorten_branches): Add dump.
8375 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8376 (pass_life): Rename dump.
8377 (rest_of_handle_flow2): Remove initial verify_flow_info.
8378 * function.c (pass_instantiate_virtual_regs): Add dump.
8379 * integrate.c (pass_initial_value_sets): Add dump.
8380 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8381 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8382 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8383 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8384 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8385 gate_rtl_unrool_and_peel_loops): New.
8386 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8387 rtl_doloop): Do not look at flags.
8388 * mode-switching.c (pass_mode_switching): Add dump.
8389 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8390 pass_split_before_regstack): Add dump.
8391 * regmove.c (pass_stack_adjustments): Add dump.
8392 * tree-optimize.c (pass_fixup_cfg): Add dump.
8394 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8397 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8398 deciding which instruction sequence to use.
8400 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8402 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8403 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8405 2005-08-09 Richard Guenther <rguenther@suse.de>
8407 * c-common.c (builtin_function_2): Remove.
8408 (def_builtin_1): New function.
8409 (c_common_nodes_and_builtins): Use def_builtin_1 to
8410 build builtin functions.
8412 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8414 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8415 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8416 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8419 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8421 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8422 fold_binary instead of fold_build2 since we don't care about the
8424 (loop_niter_by_eval): Likewise.
8425 (compare_trees): Likewise.
8426 (proved_non_wrapping_p): Likewise.
8428 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8432 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8433 if the if is really empty.
8435 2005-08-09 Steven Bosscher <stevenb@suse.de>
8437 PR tree-optimization/23234
8438 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8439 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8440 argument of the new enum.
8441 (execute_cse_reciprocals): Add reciprocals for function arguments
8442 on the unique successor edge of the entry block. Update other calls
8443 to execute_cse_reciprocals_1.
8445 2005-08-08 Richard Henderson <rth@redhat.com>
8448 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8450 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8452 * expr.c (write_complex_part): Return after handling MEM.
8454 2005-08-08 Josh Conner <jconner@apple.com>
8456 PR rtl-optimization/23241
8457 * combine.c (simplify_comparison): Fix error in determining
8458 whether to lift a subreg from comparison.
8460 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8463 * config/rs6000/altivec.md (vec_init<mode>): New.
8464 (vec_set<mode>): New.
8465 (vec_extract<mode>): New.
8466 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8467 (rs6000_expand_vector_set): New.
8468 (rs6000_expand_vector_extract): New.
8469 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8470 for Altivec modes before reload.
8471 (altivec_expand_vec_init_builtin): New.
8472 (get_element_number): New.
8473 (altivec_expand_vec_set_builtin): New.
8474 (altivec_expand_vec_ext_builtin): New.
8475 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8477 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8479 * config/rs6000/rs6000.h (rs6000_builtins): Add
8480 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8481 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8482 * config/rs6000/rs6000-protos.h: Declare new functions.
8484 2005-08-08 Jan Hubicka <jh@suse.cz>
8486 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8487 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8488 * i386.md (movdi*): Use pic_32bit_operand.
8489 * predicates.md (pic_32bit_operand): New.
8491 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8494 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8496 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8498 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8499 (test_for_singularity): Use fold_build2.
8501 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8503 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8505 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8507 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8508 (COMMON_ASM_OP) Define.
8509 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8510 (ix86_encode_section_info): Likewise.
8511 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8512 SUBTARGET_ENCODE_SECTION_INFO.
8514 2005-08-06 Richard Henderson <rth@redhat.com>
8517 * tree-nested.c (convert_local_reference): Save and restore val_only
8518 around component_ref and friends. Clear walk_subtrees by default.
8520 2005-08-06 Peter O'Gorman <peter@pogma.com>
8523 * gcc.c (process_command): Check the argument to -b has a dash.
8524 * doc/invoke.texi: Update -b and -V docs.
8526 2005-08-06 James E Wilson <wilson@specifix.com>
8528 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8530 2005-08-06 Michael Matz <matz@suse.de>
8532 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8533 member only if only one insn is associated with the value.
8535 2005-08-06 Nick Clifton <nickc@redhat.com>
8537 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8539 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8540 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8541 Check symbol flags instead of symbol name mangling.
8542 (xstormy16_asm_output_aligned_common): Likewise. Also
8543 simplify code since the bss100_section cass is the only case
8544 where the below100 code will be triggered.
8545 (xstormy16_encode_section_info): Encode below100 attribute
8546 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8548 (xstormy16_strip_name_encoding): Delete - this function is no
8550 (TARGET_STRIP_NAME_ENCODING): Undefine.
8551 * config/stormy16/stormy16-protos.h: Delete prototype for
8552 xstormy16_strip_name_encoding.
8554 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8556 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8557 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8558 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8559 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8560 config/alpha/predicates.md, config/arc/arc.h,
8561 config/arm/arm.h, config/arm/ieee754-df.S,
8562 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8563 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8564 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8565 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8566 config/m68hc11/m68hc11.h, config/mips/mips.c,
8567 config/mips/mips.h, config/mips/openbsd.h,
8568 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8569 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8570 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8571 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8572 config/sparc/linux.h, config/sparc/linux64.h,
8573 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8574 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8575 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8576 typos. Follow spelling conventions.
8578 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8581 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8582 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8583 specially. Check for side effects only for COND_EXPR.
8584 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8585 return with TREE_NO_WARNING.
8587 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8589 PR rtl-optimization/23233
8590 * loop.c (combine_movables): Require the modes to be the same.
8591 (move_movables): Remove handling of cases where the replacement
8592 had a different mode to the original.
8594 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8596 PR tree-optimization/23128
8597 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8598 subtraction wrap, and set TREE_OVERFLOW if they do.
8600 2005-08-05 Richard Henderson <rth@redhat.com>
8603 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8604 FORCED_LABEL labels.
8606 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8609 * reload.c (find_reloads_subreg_address): Pass down TYPE
8610 unchanged. Change all callers except find_reloads_toplev.
8612 2005-08-05 Michael Matz <matz@suse.de>
8614 * genattrtab.c (current_alternative_string): Remove.
8615 (SIMPLIFY_ALTERNATIVE): Ditto.
8616 (attr_alt_bit_p): Ditto.
8617 (alternative_name): Make const char *.
8618 (evaluate_eq_attr): Remove use of above things.
8619 (simplify_test_exp): Ditto.
8620 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8621 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8623 2005-08-04 James E Wilson <wilson@specifix.com>
8625 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8626 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8627 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8628 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8629 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8631 2005-08-04 Richard Henderson <rth@redhat.com>
8634 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8635 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8636 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8637 if we'd have to instantiate too many members.
8639 2005-08-04 Richard Henderson <rth@redhat.com>
8642 * tree-outof-ssa.c (coalesce_asm_operands): New.
8643 (coalesce_ssa_name): Use it. Split out ...
8644 (coalesce_phi_operands, coalesce_result_decls): ... these.
8646 2005-08-04 Paul Brook <paul@codesourcery.com>
8648 * read-rtl.c (read_quoted_string): Break if EOF.
8650 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8652 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8653 (fold_build2): Likewise.
8654 (fold_build3): Likewise.
8655 (fold_build1_stat): New function prototype.
8656 (fold_build2_stat): Likewise.
8657 (fold_build3_stat): Likewise.
8658 * fold-const.c (fold_build1): Rename to ..
8659 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8660 through to build1_stat.
8661 (fold_build2): Rename to ..
8662 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8663 through to build2_stat.
8664 (fold_build3): Rename to ..
8665 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8666 through to build3_stat.
8668 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8669 Ian Lance Taylor <ian@airs.com>
8671 * function.c (assign_stack_local_1): Do not correct stack slot
8672 address if allocation size is smaller than mode size.
8674 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8677 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8678 (tree_merge_blocks): Propagate anything allowed by
8680 Clarify documentation.
8681 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8682 SSA form, schedule an update if necessary.
8684 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8686 * doc/install.texi (Binaries): Remove broken link to
8687 Sinix/Reliant Unix binaries.
8689 2005-08-03 Richard Henderson <rth@redhat.com>
8692 * function.c (stack_protect_epilogue): Export.
8693 * tree.h (stack_protect_epilogue): Declare.
8694 * calls.c (expand_call): Call it.
8696 2005-08-03 Eric Christopher <echristo@apple.com>
8698 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8699 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8702 2005-08-04 Jan Hubicka <jh@suse.cz>
8704 * profile.c (branch_prob): Split edges with goto locus on them
8705 to get proper line counts.
8706 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8708 2005-08-03 Paul Brook <paul@codesourcery.com>
8710 * function.c (assign_parms): Round current_function_args_size
8711 to PARM_BOUNDARY, not STACK_BOUNDARY.
8713 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8715 * config/i386/i386.c (x86_elf_aligned_common)
8716 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8718 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8720 PR tree-optimization/23157
8721 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8722 before emitting them.
8724 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8726 PR tree-optimization/19899
8727 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8728 * tree-scalar-evolution.c: Include real.h.
8729 (add_to_evolution): Build constant -1 of correct type.
8731 2005-08-03 Jan Hubicka <jh@suse.cz>
8733 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8734 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8735 profile updating for complette unrolling.
8736 * loop-unroll.c (peel_loop_completely): Use it.
8737 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8738 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8741 2005-08-03 Paul Brook <paul@codesourcery.com>
8743 * combine.c (can_change_dest_mode): New function.
8744 (try_combine, simplify_set): Use it.
8746 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8748 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8751 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8753 * doc/install.texi (Specific): Adjust link to openavr.org.
8754 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8755 (Binaries): Adjust HP-UX Porting Center link.
8756 (Binaries): Adjust Free Software Foundation ordering link.
8758 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8760 * convert.c (convert_to_integer): Use fold_build1 instead of
8761 build1 when converting an integer to an integer.
8763 2005-08-02 Richard Henderson <rth@redhat.com>
8765 * combine.c (combine_instructions): Don't use reg_equal/equiv
8766 results if the mode doesn't match.
8768 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8770 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8771 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8773 2005-08-02 Richard Henderson <rth@redhat.com>
8776 * explow.c (memory_address): Remove special-case for
8777 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8779 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8782 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8783 number of calls to cleanup_tree_cfg_1.
8785 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8787 * doc/invoke.texi: document file extensions .F90 and .F95
8789 2005-08-02 Richard Guenther <rguenther@suse.de>
8791 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8792 positive if its first argument is positive.
8794 2005-08-02 Richard Guenther <rguenther@suse.de>
8796 PR tree-optimization/23177
8797 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8800 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8802 PR tree-optimization/23129
8803 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8804 varying for divisions with anti-ranges.
8806 2005-08-02 Jan Hubicka <jh@suse.cz>
8808 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8809 * tree-ssa-threadupdate.c (thread_block): Add it here.
8811 2005-08-01 James E Wilson <wilson@specifix.com>
8813 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8814 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8815 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8817 * config/mips/predicates.md (const_call_insn_operand): Add check for
8818 SYMBOL_REF_LONG_CALL_P.
8819 * doc/extend.texi (long_call): Document the new attribute.
8821 2005-08-01 Ian Lance Taylor <ian@airs.com>
8822 Richard Henderson <rth@redhat.com>
8824 * Makefile.in (RTL_BASE_H): Add real.h.
8825 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8827 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8829 * rtl.c (rtl_check_failed_code_mode): New.
8830 * rtl.h (struct rtx_def): Add u.rv.
8831 (XCMWINT, XCNMPRV): New.
8832 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8833 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8835 2005-08-01 Richard Henderson <rth@redhat.com>
8837 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8838 with auto-inc codes.
8840 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8842 2005-08-01 Jan Hubicka <jh@suse.cz>
8844 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8845 * i386.c: Include dwarf2.h
8846 (asm_preferred_eh_data_format): New.
8847 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8849 2005-08-01 Ian Lance Taylor <ian@airs.com>
8851 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8852 randomize_va_space for virtual address randomization control.
8854 2005-08-01 Steven Bosscher <stevenb@suse.de>
8856 * common.opt (flag_ipa_cp): Put in right place to maintain
8859 2005-08-01 Jan Hubicka <jh@suse.cz>
8861 * profile.c (compute_value_histograms): Fix thinko.
8862 * value-prof.c: Include toplev.h
8863 (check_counter): New function.
8864 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8865 tree_mod_subtract_transform): Add sanity check.
8867 2005-08-01 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/23133
8870 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8871 current functions parameter decls to find defs to cse
8874 2005-08-01 Richard Guenther <rguenther@suse.de>
8876 PR tree-optimization/23109
8877 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8878 If trapping math is in effect, use post-dominator information
8879 to check if we'd in any case reach a trapping point before
8880 doing the reciprocal insertion.
8881 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8882 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8883 expressions are invariant only if trapping math is not in effect.
8885 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8887 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8888 cgraph_function_versioning): New declarations.
8889 * cgraphunit.c: Add include to ipa-prop.h.
8890 (update_call_expr, cgraph_copy_node_for_versioning,
8891 cgraph_function_versioning): New functions.
8892 * integrate.c (copy_decl_for_inlining): Remove.
8893 * ipa-prop.h (ipa_replace_map): New struct.
8894 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8895 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8896 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8897 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8898 ipcp_iterate_stage, ipcp_method_scale_print,
8899 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8900 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8901 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8902 ipcp_update_bb_counts, ipcp_update_profiling,
8903 ipcp_update_edges_counts): New functions.
8904 (ipcp_method_cval_init): Remove restriction regarding local methods.
8905 (ipcp_init_stage): Add ipcp_method_compute_scale.
8906 (ipcp_insert_stage): Add versioning.
8907 (ipcp_structures_print): Add ipcp_method_scale_print.
8908 (ipcp_driver): Dump profiling info.
8909 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8910 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8911 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8912 (struct inline_data): Add versioning_p, ipa_info, new fields.
8913 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8914 declare_return_variable): Replace calls to copy_decl_for_inlining with
8916 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8918 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8919 Add argument VERSIONING.
8920 (copy_arguments_for_versioning, copy_static_chain,
8921 function_versionable_p, tree_versionable_function_p,
8922 tree_function_versioning, replace_ref_tree): New functions.
8923 * tree-inline.h: Include varray.h.
8924 (tree_versionable_function_p, tree_function_versioning,
8925 tree copy_decl_for_dup): New declarations.
8927 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8929 * ipa-cp.c: New file. Contains IPCP specific functionality.
8930 * ipa-prop.h: New file. Contains structures/definitions that can be
8931 used by several interprocedural data flow optimizations (and also IPCP).
8932 * ipa-prop.c: New file.
8933 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8934 * common.opt: Add ipa-cp flag.
8935 * timevar.def: Add IPCP optimization.
8936 * tree-optimize.c (init_tree_optimization_passes): Schedule
8938 * tree-pass.h (pass_ipa_cp): Declare.
8940 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8942 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8943 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8944 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8945 config/i386/i386.c, config/mips/mips.h,
8946 config/rs6000/rs6000.h, config/sh/sh.c,
8947 config/stormy16/stormy16.c: Fix comment typos.
8949 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8952 * c-typeck.c (build_binary_op): Use common_type wrapper on
8954 (common_type): Update comment.
8956 2005-07-31 Steven Bosscher <stevenb@suse.de>
8959 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8960 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8961 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8963 2005-07-31 Jan Hubicka <jh@suse.cz>
8965 * pretty-print.h (pp_widest_integer): New macro.
8966 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8969 2005-07-31 Jan Hubicka <jh@suse.cz>
8971 * output.h (enum section_category): Export from varasm.c
8972 (categorize_decl_for_section): Likewise.
8973 * varasm.c (enum section_category): Kill.
8974 (categorize_decl_for_section): Make global.
8975 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8977 * i386.c (ix86_section_threshold): New static variable.
8978 (ix86_in_large_data_p, ix86_encode_section_info,
8979 x86_64_elf_unique_section,
8980 x86_64_elf_select_section): New functions.
8981 (TARGET_ENCODE_SECTION_INFO): Define
8982 (override_options): Enable medium model for PIC.
8983 (ix86_expand_prologue): Expand gen_set_got_rex64.
8984 (legitimate_constant_p): Handle new UNSPECs.
8985 (legitimate_pic_address_disp_p): Likewise.
8986 (legitimize_pic_address): Lower MEDIUM model addressing.
8987 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8988 (enum cmodel): Add MEDIUM_PIC.
8989 (SYMBOL_REF_FAR_ADDR_P): New macro.
8990 (SYMBOL_FLAG_FAR_ADDR): New flag.
8991 * i386.md (movdi): Support medium model.
8992 (set_got_rex64): New pattern.
8993 * i386.opt (mlarge-data-threshold): New flag.
8994 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8995 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8996 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8997 TARGET_ASM_UNIQUE_SECTION): New.
8999 * invoke.texi (-mlarge_data_threshold): Document
9001 2005-07-31 Jan Hubicka <jh@suse.cz>
9003 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9004 (coalesce_vars): Likewise.
9005 * tree-ssa-live.c (coalesce_cost): New.
9006 (build_tree_conflict_graph): Use coalesce_cost.
9007 * tree-ssa-live.h (coalesce_cost): Declare.
9009 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9011 * arm.md (all peepholes for post-increment operations): Delete.
9012 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9013 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9014 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9015 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9016 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9018 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9020 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9023 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9026 * doc/invoke.texi: Document -rdynamic.
9028 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9031 * c-parser.c (c_parser_parms_list_declarator): Call
9032 mark_forward_parm_decls.
9033 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9034 decls with visibility structure.
9036 2005-07-30 Paul Brook <paul@codesourcery.com>
9038 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9040 2005-07-30 Paul Brook <paul@codesourcery.com>
9042 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9044 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9046 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9048 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9051 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9052 nested function declarators.
9053 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9054 (grokparms): Call warn_if_shadowing for parameters used within the
9056 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9057 not used within the parameter list.
9058 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9060 2005-07-30 Jan Hubicka <jh@suse.cz>
9062 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9063 * i386.c (ix86_fixup_binary_operands): Likewise.
9064 (ix86_expand_unary_operator): Likewise.
9065 (ix86_expand_fp_absneg_operator): Likewise.
9066 * optabs.c (expand_vec_cond_expr): Validate dest.
9068 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9071 * real.c (real_from_string): Also set last bit if there is a
9072 nonzero hex digit beyond GCC's internal precision after ".".
9074 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9076 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9077 define_constants. Change duplicate values to unassigned numbers.
9078 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9079 (*altivec_vspltsf): New.
9080 (altivec_vperm_v4sf): Delete.
9081 (altivec_vperm_<mode>): Use mode macro V.
9082 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9083 (altivec_predicate_v4sf): Delete.
9084 (altivec_predicate_<mode>): Use mode macro V.
9085 (*altivec_lvesfx): New.
9086 (*altivec_stvesfx): New.
9087 (vec_realign_load_v4sf): Delete.
9088 (vec_realign_load_<mode>): Use mode macro V.
9089 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9092 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9095 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9097 * configure: Regenerated.
9099 2005-07-29 Paul Brook <paul@codesourcery.com>
9101 * doc/install.texi: Add link to GFortran binaries wiki page.
9103 2005-07-29 David Ung <davidu@mips.com>
9105 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9106 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9107 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9108 * config/mips/mips.md (cpu): Add 5kf name.
9109 (includes): Includes 5k.md.
9110 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9111 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9114 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9117 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9118 (cleanup_tree_cfg): ... here.
9119 Call cleanup_tree_cfg_1 until there are no more cleanups to
9122 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9124 * tree-vrp.c (compare_range_with_value): Return true or false
9125 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9126 EQ_EXPR respectively.
9128 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9130 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9133 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9135 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9136 (tree_ssa_dominator_optimize): Increment it.
9137 (dump_dominator_optimization_stats): Print it.
9139 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9140 Steven Bosscher <stevenb@suse.de>
9142 PR rtl-optimization/23117
9143 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9144 when head == tail. Tidy comment.
9146 2005-07-28 Richard Henderson <rth@redhat.com>
9148 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9149 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9150 * jump.c (rtx_renumbered_equal_p): Likewise.
9151 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9152 CONST_INT and CONST_DOUBLE.
9153 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9154 * reload.c (operands_match_p): Special case CONST_INT and
9155 CONST_DOUBLE; check mode earlier.
9157 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9160 * c-typeck.c (convert_for_assignment): Do not check
9161 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9163 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9166 * c-typeck.c (composite_type): Prefer constant size arrays to
9169 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9172 * real.c (real_from_string): Set last bit if there is a nonzero
9173 hex digit beyond GCC's internal precision.
9175 2005-07-28 Richard Henderson <rth@redhat.com>
9178 * cfgcleanup.c (try_forward_edges): Watch out for end of
9181 2005-07-28 James E Wilson <wilson@specifixinc.com>
9184 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9186 2005-07-28 Jan Hubicka <jh@suse.cz>
9188 * Makefile.in (rtl-profile.o): Kill all traces of it.
9189 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9190 * coverage.h (rtl_coverage_counter_ref): Kill.
9191 * opts.c (flag_speculative_prefetching_set): Kill.
9192 (flag_loop_optimize_set): New.
9193 (common_handle_option): Disable loop optimizer when profiling;
9194 do not handle speculative prefetching.
9195 * passes.c (init_optimization_passes): Replace pass_profiling combo
9196 by branch_prob pass.
9197 * profile.c (compute_value_histograms): Update for simplified value
9199 (rtl_register_profile_hooks): Kill.
9200 (pass_profiling): Kill.
9201 (rest_of_handle_branch_prob): Do not profile.
9202 * toplev.c (process_options): Remove speculative prefetching.
9203 * toplev.h (flag_tree_based_profiling): Kill.
9204 * tree-profile.c (prepare_instrumented_value,
9205 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9206 tree_gen_one_value_profiler, do_tree_profiling): Update for
9207 simplified datastructures.
9208 * value-prof.c: Add comment that speculative prefetching was dropped;
9209 update rest of file for simplified datastructures.
9210 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9211 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9212 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9213 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9214 rtl_mod_subtract, gen_speculative_prefetch,
9215 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9216 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9217 (gate_handle_value_profile_transformations,
9218 rest_of_handle_value_profile_transformations,
9219 pass_value_profile_transformations): Kill.
9220 * value-prof.h (histogram_value_t): Remove IL based unions.
9221 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9222 rtl_profile_hooks): Remove hooks.
9224 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9226 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9227 (cgraph_clone_node): Likewise.
9228 * cgraph.h (cgraph_clone_edge): Update prototype.
9229 (cgraph_clone_node): Likewise.
9230 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9232 (lookup_recursive_calls): Consider profile.
9233 (cgraph_decide_recursive_inlining): Fix updating; use new
9234 probability argument; use profile.
9235 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9236 * tree-inline.c (copy_bb): Update clal of clone_edge.
9237 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9239 * invoke.texi (min-inline-recursive-probability): Document.
9241 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9243 * doc/install.texi (Configuration): Update Valgrind homepage.
9245 2005-07-28 Richard Henderson <rth@redhat.com>
9248 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9249 labels we want to delete.
9250 (cfg_layout_merge_blocks): Likewise.
9252 2005-07-28 Richard Henderson <rth@redhat.com>
9255 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9256 when expanding to nothing.
9258 2005-07-28 Josh Conner <jconner@apple.com>
9260 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9261 (cgraph_decide_inlining_of_small_functions): Likewise.
9263 2005-07-28 Josh Conner <jconner@apple.com>
9265 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9266 direction of badness if negative.
9267 (cgraph_default_inline_p): Add reason to parameters, and assign it
9269 (cgraph_decide_inlining_of_small_functions): New parameter in call
9270 to cgraph_default_inline_p.
9271 (cgraph_decide_inlining_incrementally): Likewise.
9272 * cgraphunit.c (decide_is_function_needed): Likewise.
9273 * cgraph.h (cgraph_default_inline_p): Likewise.
9275 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9277 * builtins.c: Fix comment typo(s).
9278 * genautomata.c: Likewise.
9279 * gimplify.c: Likewise.
9280 * tree-dfa.c: Likewise.
9281 * tree-flow-inline.h: Likewise.
9282 * tree-into-ssa.c: Likewise.
9283 * tree-ssa-alias.c: Likewise.
9284 * tree-ssa-ccp.c: Likewise.
9285 * tree-ssa-copy.c: Likewise.
9286 * tree-ssa-dce.c: Likewise.
9287 * tree-ssa-dom.c: Likewise.
9288 * tree-ssa-operands.c: Likewise.
9289 * tree-tailcall.c: Likewise.
9290 * tree-vectorizer.c: Likewise.
9291 * tree-vrp.c: Likewise.
9294 2005-07-28 Jeff Law <law@redhat.com>
9296 * tree-vrp.c (test_for_singularity): Extracted from ...
9297 (simplify_cond_using_ranges): Attempt to simplify a relational
9298 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9300 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9302 PR tree-optimization/22506
9303 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9304 phis whose argument is constant.
9306 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9308 PR rtl-optimization/18992
9309 Back out this patch:
9310 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9311 PR optimization/12142
9312 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9313 uses of the register in the SET_SRC. Remove unnecessary argument.
9315 Replace it with this:
9316 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9317 if flag_non_call_exceptions is set and the insn may trap, pass
9318 pc_rtx as dest for recursion.
9319 In SET_SRC part of SET case, if dest is already set, pass it down
9322 2005-07-28 Jan Hubicka <jh@suse.cz>
9324 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9325 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9326 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9328 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9329 profile when available.
9331 2005-07-28 Jan Beulich <jbeulich@novell.com>
9333 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9334 (ia64_print_operand): Describe and handle 'X'.
9335 (ia64_register_move_cost): Also handle FP_REGS.
9336 (ia64_preferred_reload_class): Likewise.
9337 (ia64_secondary_reload_class): Likewise.
9338 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9339 it. Also check for ITANIUM_CLASS_FLDP.
9340 * config/ia64/ia64.h (FP_REGNO_P): New.
9341 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9342 (reg_class): Add FP_REGS.
9343 (REG_CLASS_NAMES): Adjust for it.
9344 (REG_CLASS_CONTENTS): Likewise.
9345 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9346 (REG_CLASS_FROM_LETTER): Handle 'x'.
9347 (CLASS_MAX_NREGS): Handle FP_REGS.
9348 (MEMORY_MOVE_COST): Likewise.
9349 * config/ia64/ia64.md (itanium_class): Add fldp.
9350 (type): Handle fldp.
9351 (movti_internal): More allowable operand combinations. Use ldfp8 when
9352 splitting unnecessary. Remove predicable attribute. Adjust
9353 itanium_class attribute.
9354 (smuldi3_highpart): Remove outdated comment.
9355 (mulditi3, umulditi3, rotlti3): New expanders.
9356 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9357 (absti2): Disabled new insn for future reference.
9358 Respective new splitters.
9359 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9360 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9361 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9363 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9365 PR rtl-optimization/23047
9366 * simplify-rtx.c (simplify_const_relational_operation): Respect
9367 flag_wrapv for comparisons with ABS.
9369 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9371 PR tree-optimization/22493
9372 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9373 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9375 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9377 * config/frv/frv.opt (moptimize-membar): New.
9379 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9381 * config/frv/frv.h: Remove machine_function definition.
9383 * config/frv/frv.c (struct frv_io): New.
9384 (struct machine_function): Moved from frv.h. Add has_membar_p.
9385 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9386 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9387 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9388 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9389 (frv_reorg): Call frv_optimize_membar when appropriate.
9390 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9391 (frv_expand_builtin): Adjust calls accordingly.
9392 (frv_io_address_cookie): New function.
9393 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9394 load or store rather than a special insn. Add ccnstant address and
9395 io-type operands to the membar.
9396 (frv_ifcvt_modify_tests): Unsign regno.
9397 (frv_ifcvt_modify_tests): Same.
9399 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9400 UNSPEC_OPTIONAL_MEMBAR constant.
9401 (builtin_read_<mode>): Delete.
9402 (builtin_write_<mode>): Delete.
9403 ("optional_membar_<mode>"): Add operand.
9405 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9406 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9407 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9408 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9409 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9410 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9411 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9412 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9413 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9415 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9417 * df.c (df_uses_record): Handle SCRATCH.
9419 2005-07-28 Steven Bosscher <stevenb@suse.de>
9422 * passes.c (rest_of_decl_compilation): If decl is a type and
9423 we have encountered errors, don't emit debug information.
9425 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9427 * params.def: Fixed comment.
9429 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9432 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9433 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9434 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9436 2005-07-27 Steven Bosscher <stevenb@suse.de>
9439 * varasm.c (assemble_start_function): Don't do anything that may
9440 require a CFG if the current function is a thunk.
9442 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9444 * doc/install.texi (Prerequisites): Mention that perl is needed
9445 to do export control in libstdc++ targetting Darwin.
9447 2005-07-27 Steven Bosscher <stevenb@suse.de>
9449 PR rtl-optimization/17808
9450 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9451 (sched_insns_conditions_mutex_p): Split out from...
9452 (add_dependence): ...here. But don't call it from here.
9453 (add_dependence_list): Check sched_insns_conditions_mutex_p
9454 before calling add_dependence.
9455 (add_dependence_list_and_free): Likewise.
9456 (fixup_sched_groups): Likewise.
9457 (sched_analyze_1): Likewise.
9458 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9459 (sched_analyze): Likewise.
9460 (sched_analyze_insn): Likewise.
9461 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9462 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9463 dependencies on all COND_EXEC insns to jumps ending basic blocks
9464 when doing intrablock scheduling.
9465 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9467 2005-07-27 Jeff Law <law@redhat.com>
9469 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9470 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9471 equivalency sets, correctly handle the case were vr0 has an
9472 equivalency set, but vr1 does not.
9474 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9476 PR tree-optimization/23073
9477 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9478 vect_print_dump_info before fprintf.
9480 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9482 PR tree-optimize/22348
9483 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9484 Fold the partial computation.
9486 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9488 PR tree-optimization/22325
9489 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9491 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9493 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9494 (force_var_cost): ... this function.
9495 (compute_phi_arg_on_exit): Export.
9497 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9499 PR tree-optimization/20773
9500 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9503 2005-07-27 Richard Guenther <rguenther@suse.de>
9505 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9506 Avoid pushing again if current struct contains only
9507 fields we decomposed.
9509 2005-07-27 Jan Hubicka <jh@suse.cz>
9511 PR tree-optimization/22574
9512 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9515 * tree-tailcall.c (decrease_profile): New function.
9516 (eliminate_tail_call): Use it.
9518 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9519 visibility flags correctly in whole program mode.
9521 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9523 PR rtl-optimization/22472
9524 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9526 2005-07-26 Steven Bosscher <stevenb@suse.de>
9528 PR tree-optimization/22504
9529 * tree-complex.c (expand_complex_addition): Use 'code' instead
9530 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9532 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9534 * config.gcc (cpu_type): Add frv case.
9535 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9536 (supported_defaults): Add fr550 case.
9538 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9541 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9542 whether a pointer of type T * may point to objects of type T *.
9544 2005-07-26 DJ Delorie <dj@redhat.com>
9546 * configure: Regenerate.
9548 2005-07-26 Dale Johannesen <dalej@apple.com>
9550 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9552 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9554 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9555 Clarify use of "build" in name.
9557 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9559 * doc/extend.texi (Raw read/write Functions): New section.
9560 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9561 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9562 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9563 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9564 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9565 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9566 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9567 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9568 * config/frv/frv.c: Add bdesc_loads global.
9569 Add bdesc_stores global.
9570 (frv_init_builtins): Add support for __builtin_{read/write}*.
9571 (frv_volatile_memref): New.
9572 (frv_expand_load_builtin): New.
9573 (frv_expand_store_builtin): New.
9574 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9575 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9576 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9577 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9578 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9579 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9580 (builtin_read_<mode>): New.
9581 (builtin_write_<mode>): New.
9582 (builtin_write64): New.
9583 (optional_membar_<mode>): New.
9585 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9587 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9588 (rather than units) against HOST_BITS_PER_WIDE_INT.
9590 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9592 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9593 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9594 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9595 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9598 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9599 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9600 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9602 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9604 2005-07-26 Richard Guenther <rguenther@suse.de>
9606 PR tree-optimization/22486
9607 * fold-const.c (fold_unary): Fold away useless component
9608 references of the form (T *)&T.x, if the address
9611 2005-07-25 James E Wilson <wilson@specifixinc.com>
9613 * dwarf2out.c (add_call_src_coords_attributes): New.
9614 (gen_inlined_subroutine_die): Call it.
9615 (maybe_emit_file, init_file_table): Add comments.
9616 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9618 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9619 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9620 * tree.h (BLOCK_SOURCE_LOCATION): New.
9621 (struct tree_block): New field locus.
9623 2005-07-26 Andreas Schwab <schwab@suse.de>
9625 PR rtl-optimization/23043
9626 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9627 when allocating a struct unoccr.
9629 2005-07-25 Richard Henderson <rth@redhat.com>
9632 * tree-complex.c (gate_no_optimization): True if errors.
9633 * Makefile.in (tree-complex.o): Update dependencies.
9635 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9637 * config/frv/predicates.md (integer_register_operand): Use
9640 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9643 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9645 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9647 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9649 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9650 types when flag_unsafe_math_optimizations is true.
9652 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9654 * gcc.c (option_map): Add --sysroot.
9655 (process_command): Handle --sysroot.
9656 (display_help): Document it.
9657 * doc/cppopts.tex (-isysroot): Document.
9658 * doc/invoke.texi (--sysroot): Document.
9659 * doc/install.texi (--with-build-sysroot): Document.
9661 * Makefile.in (inhibit_libc): New variable.
9662 (INHIBIT_LIBC_CFLAGS): Likewise.
9663 (LIBGCC2_CFLAGS): Include
9664 $(INHIBIT_LIBC_CFLAGS).
9665 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9666 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9667 ($(T)crtend.o): Likewise.
9668 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9669 ($(T)crtendS.o): Likewise.
9670 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9671 ($(T)crtendT.o): Likewise.
9672 (stmp-fixinc): Do not complain about missing headers if
9674 * configure.ac (inhibit_libc): Set it to true/false.
9675 (--with-build-sysroot): New option. Use it to set
9677 * configure: Regenerated.
9679 2005-07-25 Manfred Hollstein <mh@suse.com>
9681 * calls.c (store_one_arg): Fix unsigned comparison warning.
9683 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9686 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9687 (ggc_print_statistics): Initialize variable before use.
9689 2005-07-25 Richard Guenther <rguenther@suse.de>
9691 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9692 calling with a PHI_NODE argument.
9694 * tree-flow-inline.h (overlap_subvar): Protect against
9697 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9699 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9700 * configure: Regenerate.
9702 2005-07-25 Ira Rosen <irar@il.ibm.com>
9704 * expr.c (highest_pow2_factor): Make extern.
9705 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9706 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9707 record_array_differ_p, array_ptr_differ_p): Likewise.
9708 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9709 additional cases. Call the above functions.
9710 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9711 base_object_differ_p when there are two base objects. Otherwise, compare
9712 base address and offset. Call may_alias_p.
9713 (dump_data_reference): Use a correct field name.
9714 (analyze_array): Make static. Initialize new data-ref fields.
9715 (analyze_indirect_ref): New function.
9716 (init_data_ref): Initialize new data-ref fields.
9717 (strip_conversion): Moved from tree-vect-analyze.c.
9718 (analyze_offset_expr, get_ptr_offset, address_analysis,
9719 object_analysis): Likewise.
9720 (analyze_offset): New function.
9721 (create_data_ref): Likewise.
9722 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9723 dimensions for ARRAY_REFs only.
9724 (build_classic_dist_vector): Make static.
9725 (access_functions_are_affine_or_constant_p): Call macro to get the
9726 address of access functions.
9727 (compute_all_dependences): Add new parameter
9728 compute_self_and_read_read_dependences. Compute self and read-read
9729 dependences if it is true.
9730 (find_data_references_in_loop): Call create_data_ref. Initialize new
9732 (compute_data_dependences_for_loop): Add new parameter
9733 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9734 compute nb_loops. Call compute_all_dependences,
9735 build_classic_dist_vector and build_classic_dir_vector with correct
9737 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9738 with correct parameters. Compare dimensions for ARRAY_REFs only.
9739 (free_data_refs): Call macro to free access functions.
9740 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9741 fields from stmt_vinfo.
9742 (struct base_object_info): New structure.
9743 (struct data_reference): Move fields to base_object_info. Add fields
9744 first_location and object_info for above structures. Move fields from
9745 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9746 aligned_to. Add macros to access the new fields.
9747 Update functions declarations.
9748 * tree-flow.h (is_aliased_with): Declare.
9749 * tree-loop-linear.c (linear_transform_loops): Call
9750 compute_data_dependences_for_loop with correct parameters.
9751 * tree-ssa-alias.c (is_aliased_with): New function.
9752 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9753 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9754 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9755 vect_base_addr_differ_p, compute_subscript_distance and
9756 build_classic_dist_vector. Add printings. Check absolute value of
9758 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9760 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9761 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9762 to bytes. Add printing.
9763 (vect_compute_data_refs_alignment): Go through loads and stores in one
9765 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9766 vect_analyze_data_ref_access): Likewise.
9767 (vect_analyze_pointer_ref_access): Remove.
9768 (vect_address_analysis, vect_object_analysis): Likewise.
9769 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9770 and analyze data-refs in the loop.
9771 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9772 fields of data-ref instead of stmt. Add init to the offset from the
9774 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9775 (vect_update_init_of_dr): Likewise.
9776 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9777 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9779 (new_loop_vec_info): Initialize new fields.
9780 (destroy_loop_vec_info): Free new fields.
9781 (vect_strip_conversion): Remove.
9782 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9783 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9784 datarefs. Add new field ddrs.
9785 Add macros for the new fields access.
9786 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9787 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9788 Remove their macros.
9789 * tree.h (highest_pow2_factor): Declare.
9791 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9793 * calls.c (store_one_arg): Check for sibling call MEM arguments
9794 from already clobbered incoming argument area.
9796 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9798 * c-common.c (check_missing_format_attribute): New.
9799 * c-common.h (check_missing_format_attribute): Likewise.
9800 * c-typeck.c (convert_for_assignment): Use it.
9802 2005-07-24 Andreas Schwab <schwab@suse.de>
9804 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9805 register use a word move. Correct operand of ext.w in 68000 code.
9807 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9809 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9810 variables as declarations, rather than definitions.
9812 2005-07-24 Ira Rosen <irar@il.ibm.com>
9814 PR tree-optimization/22526
9815 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9818 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9820 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9821 that C99 reserve for future use. Use it to define clog10,
9822 clog10f and clog10l.
9824 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9826 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9827 * configure.ac: Check for -Wmissing-format-attribute.
9829 * configure: Regenerate.
9831 2005-07-23 Richard Henderson <rth@redhat.com>
9833 PR tree-optimization/22623
9834 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9836 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9839 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9841 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9843 * Makefile.in (C_TREE_H): Update dependencies.
9844 * c-tree.h: Include toplev.h.
9845 * diagnostic.h (diagnostic_set_info): Add format attribute.
9846 * rtl-error.c (diagnostic_for_asm): Likewise.
9848 2005-07-23 Chao-ying Fu <fu@mips.com>
9850 * config/mips/mips-dsp.md: New file.
9851 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9852 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9854 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9855 MIPS_BUILTIN_BPOSGE32.
9856 (mips_expand_builtin_direct): Add one parameter to indicate that
9857 builtin functions need to return a value.
9858 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9860 (mips_regno_to_class): Add classes for 12 new DSP registers.
9861 (mips_subword): Change to check four HI registers.
9862 (mips_output_move): Output move to and from 6 new DSP accumulators.
9863 (override_options): Make sure -mdsp and -mips16 are not used together.
9864 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9866 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9868 (print_operand): Add 'q' for printing DSP accumulators.
9869 (mips_cannot_change_mode_class): Check ACC_REGS.
9870 (mips_secondary_reload_class): Check ACC_REGS.
9871 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9872 (mips_register_move_cost): Check ACC_REGS.
9873 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9874 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9875 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9876 (dsp_bdesc): New array.
9877 (bdesc_arrays): Add DSP builtin function table.
9878 (mips_prepare_builtin_arg): Check predicate again after
9880 (mips_expand_builtin): Add one more parameter to
9881 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9882 MIPS_BUILTIN_BPOSGE32.
9883 (mips_init_builtins): Initialize new function types.
9884 (mips_expand_builtin_direct): Check if builtin functions need to
9885 return a value and pass operands properly.
9886 (mips_expand_builtin_bposge): New function.
9887 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9888 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9889 (FIRST_PSEUDO_REGISTER): Increase to 188.
9890 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9891 Update for 12 new DSP registers.
9892 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9893 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9894 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9895 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9896 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9897 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9898 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9899 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9900 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9901 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9902 (REGISTER_NAMES): Add names for 12 new DSP registers.
9903 * config/mips/mips.md: Include mips-dsp.md.
9904 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9905 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9906 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9907 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9908 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9909 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9910 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9911 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9912 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9913 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9914 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9915 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9916 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9917 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9918 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9919 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9920 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9921 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9922 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9923 (UNSPEC_RDDSP): New constants.
9924 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9925 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9927 * config/mips/mips.opt (-mdsp): New option.
9928 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9929 (reg_imm10_operand): New predicates.
9930 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9931 * doc/invoke.texi (-mdsp): Document new option.
9933 2005-07-22 DJ Delorie <dj@redhat.com>
9935 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9937 * tree-inline.c (inlinable_function_p): Likewise.
9939 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9942 * toplev.c (check_global_declarations): Do not mark undefined
9943 variables as DECL_IGNORED_P.
9944 * varasm.c (first_global_object_name): GTY it.
9945 (weak_global_object_name): Likewise.
9946 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9947 a string to go into {weak,first}_global_object_name.
9949 2005-07-22 DJ Delorie <dj@redhat.com>
9951 * c-format.c (check_function_format): Change warning control
9952 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9954 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9956 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9957 &PTR->FLD a dereference of PTR.
9958 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9959 a potential dereference of PTR.
9961 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9963 PR rtl-optimization/20370
9964 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9965 call allocate_reg_info if necessary.
9967 PR rtl-optimization/21848
9968 * calls.c (emit_library_call_value_1): For const functions, add
9969 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9971 PR rtl-optimization/22445
9972 * cselib.c (target.h): Include.
9973 (rtx_equal_for_cselib_p): Allow commutative matches.
9974 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9975 Remove MODE parameter. Changed all callers.
9977 PR rtl-optimization/22258
9978 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9980 (try_combine): Use likely_spilled_retval_p.
9982 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9984 * config.gcc: Add crx-elf support.
9986 * doc/contrib.texi: Mention crx.
9987 * doc/extend.texi: Document crx extensions.
9988 * doc/install.texi: Document crx install.
9989 * doc/invoke.texi: Document crx options.
9990 * doc/md.texi: Document crx constraints.
9992 * config/crx/crx-protos.h: New file.
9993 * config/crx/crx.c: New file.
9994 * config/crx/crx.h: New file.
9995 * config/crx/crx.md: New file.
9996 * config/crx/crx.opt: New file.
9997 * config/crx/t-crx: New file.
9999 2005-07-22 Manfred Hollstein <mh@suse.com>
10001 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10003 (int_add_graph_edge): Likewise.
10004 (collapse_nodes): Likewise.
10005 (process_unification_queue): Likewise.
10007 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10008 Laurent GUERBY <laurent@guerby.net>
10010 PR tree-optimization/22336
10011 * function.c (record_block_change): Check for
10012 cfun->ib_boundaries_block.
10014 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10016 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10017 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10019 2005-07-21 DJ Delorie <dj@redhat.com>
10021 * toplev.c (warn_deprecated_use): Add warning control to warning
10023 * c-typeck.c (parser_build_binary_op): Likewise.
10024 (c_finish_if_stmt): Likewise.
10025 * c-common.c (check_function_sentinel): Likewise.
10026 (check_nonnull_arg): Likewise.
10028 2005-07-21 Richard Henderson <rth@redhat.com>
10031 * tree-complex.c (complex_ssa_name_components): New.
10032 (cvc_lookup): Allow entry not found.
10033 (create_components): Remove.
10034 (create_one_component_var, get_component_var): New.
10035 (get_component_ssa_name, set_component_ssa_name): New.
10036 (extract_component): Use get_component_ssa_name.
10037 (update_complex_components): Use set_component_ssa_name.
10038 (update_complex_components_on_edge): Likewise.
10039 (update_phi_components): Create new PHI nodes directly, instead
10040 of adding insns to edges.
10041 (tree_lower_complex): Allocate and free complex_variable_components
10042 and complex_ssa_name_components here.
10044 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10046 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10047 revert to returning false.
10049 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10052 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10054 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10057 * config/i386/i386.md (cmpxf): Change operand constraints
10058 to "nonmemory_operand".
10060 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10062 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10064 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10066 PR middle-end/21180
10067 * fold-const.c (fold_build1): Add checksum for the operands.
10068 (fold_build2): Likewise.
10069 (fold_build3): Likewise.
10071 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10073 PR middle-end/19055
10074 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10076 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10078 * common.opt (-fforward-propagate): Committed by mistake,
10081 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10083 * reg-stack.c: Fix comment typo(s).
10084 * tree-ssa-operands.c: Likewise.
10085 * tree-vectorizer: Likewise.
10087 2005-07-21 Nick Clifton <nickc@redhat.com>
10089 * config/sh/symbian.c: Replace C++ style line comments with C
10090 style line comments.
10091 (symbian_add_attribute): Do not use a ? operator on the LHS of
10093 (sh_symbian_handle_dll_attribute): Change the type of the
10094 method vector to "VEC(tree,gc)*" and use vector accessor
10095 macros to walk over the elements.
10096 (symbian_export_vtable_and_rtti_p): Likewise.
10097 (symbian_class_needs_attribute_p): Likewise.
10099 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10102 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10103 initialize targetm.resolve_overloaded_builtin here.
10104 (altivec_expand_overloaded_builtin): Make it non-static.
10105 * config/rs6000/rs6000-protos.h
10106 (altivec_expand_overloaded_builtin): New prototype.
10107 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10108 targetm.resolve_overloaded_builtin here.
10109 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10111 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10112 Zdenek Dvorak <dvorakz@suse.cz>
10114 PR tree-optimization/19210
10115 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10117 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10118 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10119 rely on unproven assumptions.
10120 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10121 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10122 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10123 to number_of_iterations_exit.
10124 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10125 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10126 * tree-ssa-loop-niter.c (find_loop_niter,
10127 estimate_numbers_of_iterations_loop): Likewise.
10128 (number_of_iterations_exit): Honor the new options.
10129 * doc/invoke.texi (Wunsafe-loop-optimizations,
10130 funsafe-loop-optimizations): Document them.
10132 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10134 PR rtl-optimization/22167
10135 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10137 2005-07-20 Adam Nemet <anemet@lnxw.com>
10139 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10140 __do_global_dtors_aux longcall.
10142 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10144 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10145 (old_special_pred_table): Don't reference
10146 SPECIAL_MODE_PREDICATES.
10147 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10148 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10149 * config/sh/predicates.h: Don't mention
10150 SPECIAL_MODE_PREDICATES.
10151 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10154 2005-07-20 DJ Delorie <dj@redhat.com>
10156 * config.gcc: Add m32c-elf support.
10158 * doc/contrib.texi: Mention m32c.
10159 * doc/extend.texi: Document m32c extensions.
10160 * doc/install.texi: Mention m32c.
10161 * doc/invoke.texi: Document m32c options.
10162 * doc/md.texi: Document m32c constraints.
10164 * config/m32c/addsub.md: New file.
10165 * config/m32c/bitops.md: New file.
10166 * config/m32c/cond.md: New file.
10167 * config/m32c/jump.md: New file.
10168 * config/m32c/m32c-lib1.S: New file.
10169 * config/m32c/m32c-lib2.c: New file.
10170 * config/m32c/m32c-modes.def: New file.
10171 * config/m32c/m32c-pragma.c: New file.
10172 * config/m32c/m32c-protos.h: New file.
10173 * config/m32c/m32c.abi: New file.
10174 * config/m32c/m32c.c: New file.
10175 * config/m32c/m32c.h: New file.
10176 * config/m32c/m32c.md: New file.
10177 * config/m32c/m32c.opt: New file.
10178 * config/m32c/minmax.md: New file.
10179 * config/m32c/mov.md: New file.
10180 * config/m32c/muldiv.md: New file.
10181 * config/m32c/predicates.md: New file.
10182 * config/m32c/prologue.md: New file.
10183 * config/m32c/shift.md: New file.
10184 * config/m32c/t-m32c: New file.
10186 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10188 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10189 (stack_protect_set, stack_protect_test): New expanders.
10190 (stack_protect_set_si, stack_protect_set_si_media,
10191 stack_protect_set_di_media, stack_protect_test_si,
10192 stack_protect_test_si_media, stack_protect_test_di_media):
10195 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10197 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10199 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10201 * tree.h (tree_expr_nonzero_p): Export.
10202 * fold-const.c (tree_expr_nonzero_p): Likewise.
10203 Return true for CALL_EXPRs that are alloca calls.
10204 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10206 * tree-flow.h (expr_computes_nonzero): Remove.
10207 * tree-vrp.c (expr_computes_nonzero): Remove.
10208 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10209 (extract_range_from_unary_expr): Likewise.
10210 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10211 tree_expr_nonzero_p.
10213 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10215 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10216 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10217 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10218 All callers changed.
10219 (frame_related_constant_load): New arg "related" which controls
10220 setting of RTX_FRAME_RELATED_P. All callers changed.
10221 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10222 (bfin_expand_prologue): Add stack limit checking.
10223 * config/bfin/bfin.md (trapifcc): New pattern.
10225 * config/bfin/bfin.c: Include "langhooks.h".
10226 (def_builtin): Go through lang_hooks to call builtin_function.
10228 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10229 * config/bfin/predicates.md (symbol_ref_operand): New.
10230 (call_insn_operand): Delete. All callers changed to use
10231 register_no_elim_operand.
10232 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10234 (function_arg): Use it to generate the call's operand 2.
10235 (bfin_longcall_p): New function.
10236 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10237 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10238 determine if the address needs to be in a REG.
10239 (bfin_handle_longcall_attribute): New function.
10240 (bfin_attribute_table): Add "longcall" and "shortcall".
10241 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10242 (CUMULATIVE_ARGS): New member call_cookie.
10243 (PREDICATE_CODES): Add symbol_ref_operand.
10244 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10245 extra USE to the pattern.
10246 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10247 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10248 sibcall_value_insn; now the new patterns handle direct calls and the
10249 old ones indirect calls.
10250 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10252 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10254 * doc/trouble.texi: Update section on handling of empty loops.
10256 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10258 * config.gcc: Remove support for sparc-*-openbsd*,
10259 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10261 * config.host: Remove support for i860-*-sysv4* as a host.
10262 * config/i860/*, config/ip2k/*, config/ns32k/*,
10263 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10264 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10265 mention obsolete ports.
10267 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10269 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10270 soft frame pointer.
10271 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10272 of frame_pointer_rtx.
10273 (sh_expand_epilogue): Likewise.
10274 (sh_set_return_address): Likewise.
10275 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10276 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10277 offsets from FRAME_POINTER_REGNUM.
10278 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10279 (sh_register_names): Add initializer for sfp.
10280 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10281 (VALID_REGISTER_P): Likewise.
10282 (FIRST_PSEUDO_REGISTER): Update.
10283 (DWARF_FRAME_REGISTERS): Define.
10284 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10285 (HARD_FRAME_POINTER_REGNUM): Define.
10286 (FRAME_POINTER_REGNUM): Redefine.
10287 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10288 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10289 from FRAME_POINTER_REGNUM.
10290 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10291 FRAME_POINTER_REGNUM.
10292 (REG_CLASS_CONTENTS): Add sfp.
10293 (REG_ALLOC_ORDER): Likewise.
10294 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10295 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10296 of frame_pointer_rtx.
10297 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10299 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10301 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10302 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10303 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10305 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10308 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10310 Make CONSTRUCTOR use VEC to store initializers.
10311 * c-common.c (complete_array_type): Update to cope with VEC in
10313 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10314 (pp_c_constructor_elts): New function.
10315 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10316 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10317 struct constructor_stack, struct initializer_stack,
10318 constructor_elements, push_init_level, pop_init_level,
10319 add_pending_init, find_init_member, output_init_element): Update to
10320 cope with VEC in CONSTRUCTOR_ELTS.
10321 * coverage.c (build_fn_info_value, build_ctr_info_value,
10322 build_gcov_info): Likewise.
10323 * expr.c (categorize_ctor_elements_1, store_constructor,
10324 expand_expr_real_1): Likewise.
10325 * fold-const.c (fold_ternary): Likewise.
10326 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10327 gimplify_init_constructor, gimplify_expr): Likewise.
10328 * tree-dump.c (dequeue_and_dump): Likewise.
10329 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10331 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10333 * tree-sra.c (generate_element_init_1): Likewise.
10334 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10335 * tree-ssa-operands.c (get_expr_operands): Likewise.
10336 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10337 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10338 (get_initial_def_for_reduction): Likewise.
10339 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10340 value handle in annotations.
10341 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10342 tree_node_structure): Add support for constr_kind.
10343 (build_vector_from_ctor, build_constructor_single,
10344 build_constructor_from_list): New functions.
10345 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10346 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10347 Update to cope with VEC in CONSTRUCTOR_ELTS.
10348 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10349 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10350 CONSTRUCTOR_APPEND_ELT): New macros.
10351 (struct constructor_elt, struct tree_constructor): New data types.
10352 (union tree_node): Add tree_constructor field.
10353 * treestruct.def: Define TS_CONSTRUCTOR.
10354 * varasm.c (const_hash_1, compare_constant, copy_constant,
10355 compute_reloc_for_constant, output_addressed_constants,
10356 initializer_constant_valid_p, output_constant,
10357 array_size_for_constructor, output_constructor): Update to cope with
10358 VEC in CONSTRUCTOR_ELTS.
10359 * vec.h (VEC_empty, VEC_copy): New macros.
10361 2005-07-19 Devang Patel <dpatel@apple.com>
10363 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10365 2005-07-19 Richard Henderson <rth@redhat.com>
10368 * gimplify.c (gimplify_expr): Use main variant type for the temp
10369 destination for a discarded volatile read.
10370 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10371 casts between non-void types that change volatility.
10373 2005-07-15 DJ Delorie <dj@redhat.com>
10375 * toplev.h: Add comment about the first parameter for warning().
10376 * errors.h: Likewise.
10378 * c.opt (Wpragmas): New.
10379 * doc/invoke.texi: Document it.
10381 * function.c (do_warn_unused_parameter): Add warning control to
10383 * c-decl.c (warn_if_shadowing): Likewise.
10384 * c-lex.c (cb_def_pragma): Likewise.
10385 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10386 (pop_alignment): Likewise.
10387 (handle_pragma_pack): Likewise.
10388 (apply_pragma_weak): Likewise.
10389 (handle_pragma_weak): Likewise.
10390 (handle_pragma_redefine_extname): Likewise.
10391 (add_to_renaming_pragma_list): Likewise.
10392 (handle_pragma_extern_prefix): Likewise.
10393 (maybe_apply_renaming_pragma): Likewise.
10394 (handle_pragma_visibility): Likewise.
10396 * config/c4x/c4x-c.c (BAD): Likewise.
10397 (c4x_parse_pragma): Likewise.
10398 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10399 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10400 (rs6000_pragma_longcall): Likewise.
10401 * config/v850/v850-c.c (pop_data_area): Likewise.
10402 (ghs_pragma_section): Likewise.
10403 (ghs_pragma_section): Likewise.
10404 (ghs_pragma_interrupt): Likewise.
10405 (ghs_pragma_starttda): Likewise.
10406 (ghs_pragma_startsda): Likewise.
10407 (ghs_pragma_startzda): Likewise.
10408 (ghs_pragma_endtda): Likewise.
10409 (ghs_pragma_endsda): Likewise.
10410 (ghs_pragma_endzda): Likewise.
10412 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10413 Kenneth Zadeck <zadeck@naturalbridge.com>
10415 * Makefile.in: Removed tree-promote-statics.c
10416 * tree-promote-statics.c: Removed.
10417 * common.opt: Removed flag-promote-statics.
10419 * passes.c: Removed tree-promote-statics pass.
10420 * tree-pass.h: Ditto.
10421 * timevar.def: Removed TV_PROMOTE_STATICS.
10424 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10426 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10428 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10430 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10433 * c-common.c (check_function_arguments): Call
10434 'check_function_format' if either -Wformat or
10435 -Wmissing-format-attribute are specified.
10436 * c-format.c (check_function_format): Check -Wformat before
10437 calling 'check_format_info'.
10438 * c-opts.c (c_common_post_options): Don't warn for
10439 -Wmissing-format-attribute without -Wformat.
10440 * c-typeck.c (convert_for_assignment): Detect additional cases for
10441 -Wmissing-format-attribute.
10442 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10445 2005-07-19 Richard Guenther <rguenther@suse.de>
10447 * config/i386/i386.md (lrint<mode>2): Use temporary
10448 instead of clobbering non-existent memory.
10450 2005-07-19 Nick Clifton <nickc@redhat.com>
10452 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10453 statement to avoid displaying ASCII control characters.
10455 2005-07-19 Ben Elliston <bje@au.ibm.com>
10457 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10458 * cfganal.c (find_edge_index): Ditto.
10459 * combine.c (combine_instructions): Ditto.
10460 * ddg.c (create_scc): Ditto.
10461 (find_successors): Ditto.
10462 (find_predecessors): Ditto.
10463 (find_nodes_on_paths): Ditto.
10464 (longest_simple_path): Ditto.
10465 * flow.c (update_life_info): Ditto.
10466 (count_or_remove_death_notes): Ditto.
10467 (clear_log_links): Ditto.
10468 * modulo-sched.c (generate_reg_moves): Ditto.
10469 (find_max_asap): Ditto.
10470 (find_max_hv_min_mob): Ditto.
10471 (find_max_dv_min_mob): Ditto.
10472 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10473 * sched-rgn.c (extract_edgelst): Ditto.
10474 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10475 (dump_update_ssa): Ditto.
10476 (ssa_names_to_replace) Ditto.
10477 (switch_virtuals_to_full_rewrite): Ditto.
10478 (update_ssa): Ditto.
10479 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10481 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10483 Fix PR tree-optimization/22483
10485 * tree-complex.c (create_components): Use
10486 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10487 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10488 * tree-flow.h (safe_referenced_var_iterator): New structure.
10489 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10490 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10491 safe_referenced_var iterator.
10492 (add_type_alias): Ditto.
10494 2005-07-19 Steven Bosscher <stevenb@suse.de>
10496 * loop-init.c (rest_of_handle_loop2): Remove.
10497 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10498 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10499 (pass_rtl_loop_init, pass_rtl_loop_done,
10500 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10501 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10502 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10503 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10504 pass_tree_loop_done, and pass_tree_unswitch.
10505 (gate_loop): Rename to gate_tree_loop.
10506 * passes.c (init_optimization_passes): Update for renamed tree
10507 loop passes. Add the new loop2 passes as subpasses of loop2.
10508 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10509 Update for the renamed tree loop passes.
10511 2005-07-18 Ian Lance Taylor <ian@airs.com>
10513 PR middle-end/22057
10514 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10515 blocks when optimizing.
10517 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10519 * common.opt (frename-registers): Initialize to 2.
10521 (fgcse-after-reload): Ditto.
10522 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10523 (process_options): Only change flag_web, flag_rename_registers,
10524 and flag_rerun_cse_after_loop if not explicitly set by user.
10526 2005-07-18 Jan Beulich <jbeulich@novell.com>
10528 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10529 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10530 in 64-bit mode the same as DImode in 32-bit mode.
10531 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10532 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10533 mode. Add new mode parameter.
10534 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10535 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10536 x86_64_shift_adj): New expanders.
10537 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10538 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10540 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10541 DImode shift splitters.
10542 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10543 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10546 2005-07-18 Jan Beulich <jbeulich@novell.com>
10548 * i386.md (movdi_extzv_1): New.
10549 (zero_extendhidi2): Combine alternatives and never force use of
10551 (zero_extendqidi2): Likewise. Don't restrict input selection.
10553 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10555 Fix PR tree-optimization/22531
10556 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10559 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10561 * tree-promote-statics.c (pass_promote_statics): Change dump file
10564 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10566 * tree-optimize.c (init_tree_optimization_passes): Add
10567 pass_eliminate_useless_stores pass.
10568 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10569 * tree-ssa-pre.c (is_copy_stmt): New function.
10570 (follow_copies_till_vuse): Ditto.
10571 (do_eustores): Ditto.
10572 (gate_eustores): Ditto.
10574 2005-07-16 Richard Henderson <rth@redhat.com>
10576 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10578 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10579 Kenneth Zadeck <zadeck@naturalbridge.com>
10581 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10582 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10583 ipa-type-escape.h, tree-promote-statics.c
10584 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10585 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10586 tree-promote-statics.c: new files.
10587 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10588 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10589 int nonlocal_set_p, mark_constant_function): Deleted.
10590 (rest_of_handle_cfg): Removed call to mark_constant_function.
10591 (nonoverlapping_component_refs_p): Added calls to support
10592 type based aliasing.
10593 * tree-ssa-alias.c (may_alias_p,
10594 compute_flow_insensitive_aliasing): Ditto.
10595 * calls.c (flags_from_decl_or_type): Removed reference to
10597 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10598 too many arguments. This is necessary for Spec 2000.
10599 * cgraph.h (const_function, pure_function): Removed.
10600 * common.opt: Added "fipa-pure-const", "fipa-reference",
10601 "fipa-type-escape", and "ftree-promote-static".
10603 * passes.c: Added ipa and tree-promote-statics passes.
10604 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10605 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10606 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10607 * tree-flow.h: Added exposed sra calls and addition of
10608 reference_vars_info field for FUNCTION_DECLS.
10609 * tree-pass.h: Added passes.
10610 * tree-sra.c: (sra_init_cache): New function.
10611 (sra_insert_before, sra_insert_after) Made public.
10612 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10614 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10615 aliasing. (may_alias_p): Added code to use type escape analysis to
10616 improve alias sets.
10617 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10618 code to prune clobbers of static variables based on information
10619 produced in ipa-reference pass. Changed call clobbering so that
10620 statics are not marked as clobbered if the call does not clobber
10623 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10625 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10628 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10630 * doc/install.texi (*-*-solaris2*): Document recommended version
10631 of GNU binutils and mention GNU linker problem on Solaris 10.
10633 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10636 * c-decl.c (c_build_bitfield_integer_type): New function.
10637 (finish_struct): Call it.
10638 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10640 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10642 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10645 2005-07-16 Jan Hubicka <jh@suse.cz>
10647 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10648 (scale_bbs_frequencies_int): Watch roundoff errors.
10649 * predict.c (return_prediction): Initialize return_stmt.
10651 2005-07-16 Jan Hubicka <jh@suse.cz>
10653 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10654 after RTL profiling.
10656 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10658 PR middle-end/22398
10659 * fold-const.c (build_range_check): Convert high/low to etype
10660 if we are only comparing against exp.
10662 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10664 Fix PR tree-optimization/22376
10665 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10667 (need_to_solve): New function.
10668 (compute_points_to_sets): Use it.
10670 2005-07-15 Jan Hubicka <jh@suse.cz>
10672 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10673 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10675 2005-07-15 Richard Guenther <rguenther@suse.de>
10677 * c-common.c (handle_flatten_attribute): New function.
10678 Add flatten function attribute.
10679 * doc/extend.texi: Document flatten function attribute.
10680 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10681 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10683 (cgraph_decide_inlining): Handle functions with flatten
10686 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10688 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10689 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10690 UNSPEC_XCHG, UNSPEC_AND): New.
10691 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10692 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10693 * config/rs6000/sync.md (FETCHOP): New code macro.
10694 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10696 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10697 (sync_compare_and_swap<mode>): Same.
10698 (sync_lock_test_and_set<mode>): Same.
10699 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10700 for QImode and HImode, and not PPC405.
10701 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10702 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10703 (sync_<fetchop>{si,di}_internal): New.
10704 (sync_nand{si,di}_internal): New.
10705 (sync_old_<fetchop>{si,di}_internal): New.
10706 (sync_old_nand{si,di}_internal): New
10707 (sync_new_<fetchop>{si,di}_internal): New.
10708 (sync_new_nand{si,di}_internal): New.
10709 (atomic_and{si,di}): New.
10710 (sync_new_nand{si,di}_internal): New.
10711 (atomic_and{si,di}): New.
10712 (sync_add<mode>_internal): Delete.
10713 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10714 (sync_sub<mode>_internal): Delte.
10715 (sync_subshort_internal): New.
10716 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10717 (sync_anddi_internal): Delete.
10718 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10719 (sync_booldi_internal): Delete.
10720 (sync_boolc<mode>_internal): Delete.
10721 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10722 (sync_boolc<mode>_internal2): Delete.
10723 (sync_boolcc<mode>_internal): Delete.
10724 (isync, lwsync): Use unspec instead of unspec_volatile.
10725 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10726 Revert UNSPEC_VOLATILE.
10727 (rs6000_split_atomic_op): New.
10728 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10730 2005-07-14 Eric Christopher <echristo@redhat.com>
10732 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10733 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10735 2005-07-14 Eric Christopher <echristo@redhat.com>
10737 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10739 2005-07-14 Steven Bosscher <stevenb@suse.de>
10741 PR tree-optimization/22230
10742 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10743 the computation of the four cross productions for "range op range".
10745 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10746 Ulrich Weigand <uweigand@de.ibm.com>
10749 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10752 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10754 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10756 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10758 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10760 2005-07-14 Richard Guenther <rguenther@suse.de>
10762 PR middle-end/22347
10763 * config/i386/i386-protos.h (ix86_function_value): Change
10764 prototype to match new target hook.
10765 * config/i386/i386.c (ix86_value_regno): Change prototype
10766 to take extra type argument.
10767 (TARGET_FUNCTION_VALUE): Define.
10768 (ix86_function_ok_for_sibcall): Pass extra argument to
10769 ix86_value_regno, check return slot rtx for exact match.
10770 (ix86_function_value): Take extra parameter. Dispatch to
10771 ix86_value_regno with fndecl/fntype as provided.
10772 (ix86_value_regno): Handle extra type argument.
10773 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10775 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10776 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10777 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10778 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10779 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10781 2005-07-14 Richard Guenther <rguenther@suse.de>
10783 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10784 * calls.c (expand_call): Pass fntype to hard_function_value.
10785 (emit_library_call_value_1): Likewise.
10786 * explow.c: Include target.h.
10787 (hard_function_value): Take extra argument, the fntype.
10788 Use new target hook for function_value.
10789 * expr.h (hard_function_value): Change prototype.
10790 * function.c (aggregate_value_p): Pass 0 as fntype to
10791 hard_function_value.
10792 (assign_parms): Use new target hook for function_value.
10793 Pass 0 as fntype to hard_function_value.
10794 (expand_function_end): Likewise.
10795 * reg-stack.c: Include target.h.
10796 (stack_result): Use new target hook for function_value.
10797 * target-def.h: New target hook function_value.
10798 * target.h: Likewise.
10799 * targhooks.c (default_function_value): New function.
10800 * targhooks.h (default_function_value): Declare.
10802 2005-07-13 Ian Lance Taylor <ian@airs.com>
10804 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10806 2005-07-14 Jan Hubicka <jh@suse.cz>
10808 * tree-dfa.c (dump_variable): Use default_def function.
10809 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10810 * tree-ssa.c (verify_use): Likewise.
10811 * tree-ssanames.c (release_ssa_name): Likewise.
10812 * tree-tailcall.c (eliminate_tail_call): Likewise.
10813 (tree_optimize_tail_calls_1): Likewise.
10814 * tree-vrp.c (get_value_range): Likewise.
10816 2005-07-14 Ben Elliston <bje@au.ibm.com>
10818 * gcc.c (main): Compare language[0] with '*' when iterating over
10821 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10823 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10824 "s390_emit_compare". Add handling of CCZ1mode.
10825 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10826 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10828 (s390_branch_condition_mask): Add CCZ1mode handling.
10829 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10830 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10831 Use CCZ1mode instead of CCZmode.
10832 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10834 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10836 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10838 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10840 2005-07-13 Eric Christopher <echristo@redhat.com>
10842 * config/mips/mips.c (mips_canonicalize_comparison): New.
10843 (mips_emit_int_relational): Use.
10845 2005-07-13 Eric Christopher <echristo@redhat.com>
10847 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10848 static extra parts.
10849 * config/s390/s390.md: Include tpf.md. Move tpf specific
10851 * config/s390/tpf.md: To here.
10852 * config/s390/s390.opt: Move tpf specific options...
10853 * config/s390/tpf.opt: to here. Add mmain option.
10854 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10855 * config/s390/tpf.h: Rewrite.
10857 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10859 * doc/tm.texi: Remove @xref{Cross-profiling}.
10861 2005-07-13 Jeff Law <law@redhat.com>
10863 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10864 expressions, test their _DECL operands for pointer equality rather
10865 than using operand_equal_p.
10867 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10869 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10870 (TARGET_POSIX_IO): This.
10871 * config/darwin.h: Likewise.
10872 * config/freebsd.h: Likewise.
10873 * config/linux.h: Likewise.
10874 * config/lynx.h: Likewise.
10875 * config/netbsd.h: Likewise.
10876 * config/rs6000/linux64.h: Likewise.
10877 * config/rs6000/linux.h: Likewise.
10878 * config/s390/tpf.h: Likewise.
10879 * config/sh/embed-elf.h: Likewise.
10880 * config/sparc/linux64.h: Likewise.
10881 * config/sparc/linux.h: Likewise.
10882 * config/svr4.h: Likewise.
10883 * gcov-io.h: Likewise.
10885 * doc/tm.texi: Updated.
10887 * libgcov.c (create_file_directory): Defined only if
10888 TARGET_POSIX_IO is defined.
10889 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10892 2005-07-13 Jan Hubicka <jh@suse.cz>
10894 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10896 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10898 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10899 structure as argument.
10901 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10903 PR tree-optimization/21921
10904 * tree-iterator.c (tsi_link_before): Support the case when
10905 tsi_end_p (tsi) == true.
10907 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10909 PR tree-optimization/22442
10910 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10913 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10915 PR rtl-optimization/20376
10916 * toplev.c (process_options): Enable -fweb and -frename-registers when
10918 * doc/invoke.texi: Update the information about when -fweb and
10919 -frename-registers are enabled.
10921 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10924 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10925 if *rhs_p is not a SSA_NAME.
10927 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10929 Fix PR tree-optimization/22422
10930 * tree-ssa-structalias.c (struct variable_info): Add flag for
10932 (get_varinfo): Now a static function.
10933 (new_varinfo): init has_union and is_special_var to false.
10934 (solution_set_add): Check has_union.
10935 (do_da_constraint): Move temporary variable so it gets reset
10937 Also check for special variable.
10938 (do_ds_constraint): Ditto.
10939 (do_sd_constraint): Ditto.
10940 (do_structure_copy): Check for special variable.
10941 (find_func_aliases): Ditto.
10942 (init_base_vars): Set special vars properly.
10944 2005-07-13 Jan Hubicka <jh@suse.cz>
10946 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10949 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10950 (get_expr_operands): Fix thinko wrt flags and subvars.
10952 PR tree-optimize/22379
10953 * tree-inline.c (expand_call_inline): Do not output sorry in early
10956 2005-07-12 Dale Johannesen <dalej@apple.com>
10958 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10960 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10963 * host-linux.h: Include limits.h.
10965 2005-07-12 Dale Johannesen <dalej@apple.com>
10967 * expr.c (compress_float_constant): Add cost check.
10968 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10970 2005-07-12 Dale Johannesen <dalej@apple.com>
10972 * gcc.target/i386/compress-float-sse.c: New.
10973 * gcc.target/i386/compress-float-sse-pic.c: New.
10974 * gcc.target/i386/compress-float-387.c: New.
10975 * gcc.target/i386/compress-float-387-pic.c: New.
10976 * gcc.dg/compress-float-ppc.c: New.
10977 * gcc.dg/compress-float-ppc-pic.c: New.
10979 2005-07-12 Eric Christopher <echristo@redhat.com>
10981 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10982 static extra parts.
10983 * config/s390/s390.md: Include tpf.md. Move tpf specific
10985 * config/s390/tpf.md: To here.
10986 * config/s390/s390.opt: Move tpf specific options...
10987 * config/s390/tpf.opt: to here. Add mmain option.
10988 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10989 * config/s390/tpf.h: Rewrite.
10991 2005-07-12 Eric Christopher <echristo@redhat.com>
10993 * gcc.c (struct infile): Update comment for language.
10994 (main): Rewrite input file resetting code.
10996 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10999 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11000 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11001 (lookup_avail_expr): Use constant_boolean_node instead
11002 of boolean_false_node/boolean_true_node.
11004 2005-07-12 Ben Elliston <bje@au.ibm.com>
11006 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11007 and use it when printing num_edges.
11009 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11011 * doc/extend.texi (Blackfin Built-in Functions): New section.
11012 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11015 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11017 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11018 s/cmpstrsi/cmpstrnsi
11019 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11021 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11022 (init_optabs): Initialize cmpstrn_optab.
11023 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11024 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11025 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11026 * config/i386/i386.md: s/cmpstr/cmpstrn
11027 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11028 * doc/md.texi: Update documentation.
11030 2005-07-11 Richard Henderson <rth@redhat.com>
11032 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11033 build_va_arg_indirect_ref.
11034 (alpha_gimplify_va_arg): Likewise.
11035 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11036 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11037 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11038 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11039 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11040 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11042 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11044 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11046 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11047 * passes.c (init_optimization_passes): Add pass_empty_loop.
11048 * tree-pass.h (pass_empty_loop): Declare.
11049 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11050 try_remove_empty_loop, remove_empty_loops): New functions.
11051 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11052 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11054 2005-07-12 Peter Barada <peter@the-baradas.com>
11056 PR middle-end/16719
11057 PR middle-end/18421
11058 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11059 in address registers.
11060 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11061 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11062 alternative of addsi3_5200.
11064 2005-07-11 Ian Lance Taylor <ian@airs.com>
11066 * config/mips/mips.md (ffs<mode>2): Remove.
11068 2005-07-11 Ian Lance Taylor <ian@airs.com>
11070 * doc/tree-ssa.texi (Cleanups): Improve description of
11072 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11074 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11076 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11077 * tree.h (DECL_ARGUMENT_FLD): New macro.
11079 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11081 Fix PR tree-optimization/22404
11083 * tree-ssa-structalias.c (create_variable_info_for): Use
11086 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11088 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11089 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11090 for second comparison operand.
11091 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11093 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11094 (define_insn_reservation "alu"): Likewise.
11095 (csync, ssync): Now of type sync.
11096 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11097 -mcsync-anomaly -mspecld-anomaly.
11098 * config/bfin/bfin.opt (mcsync): Remove.
11099 (mcsync-anomaly, mspecld-anomaly): Add.
11100 * config/bfin/bfin.c: Include "insn-codes.h".
11101 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11102 (TARGET_DEFAULT_TARGET_FLAGS): New.
11103 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11105 2005-07-11 Steven Bosscher <stevenb@suse.de>
11107 * basic-block.h: Give the BB flags enum a name, bb_flags.
11108 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11109 * cfgcleanup.c (enum bb_flags): Remove here.
11110 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11111 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11112 (update_forwarder_flag): Likewise.
11113 (thread_jump): Likewise.
11114 (try_forward_edges): Likewise.
11115 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11116 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11117 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11119 2005-07-11 Richard Guenther <rguenther@suse.de>
11121 * config/i386/i386.opt: New target option -msseregparm.
11122 * config/i386/i386.c (override_options): Error out for
11123 -msseregparm but no SSE support.
11124 (ix86_function_sseregparm): Check for global sseregparm.
11125 * doc/invoke.texi: Document -msseregparm.
11127 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11129 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11130 (m32rle-*-linux*): Ditto.
11132 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11134 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11135 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11138 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11140 PR middle-end/22239
11142 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11143 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11145 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11147 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11148 (varmap): Heapify varmap.
11149 (constraints): Heapify constraints.
11150 (struct constraint_graph): Heapify succs and preds.
11151 (constraint_vec_find): Update for heapification.
11152 (constraint_set_union): Ditto.
11153 (insert_into_complex): Ditto.
11154 (constraint_edge_vec_find): Ditto.
11155 (erase_graph_self_edge): Ditto.
11156 (add_graph_edge): Ditto.
11157 (get_graph_weights): Ditto.
11158 (merge_graph_nodes): Ditto.
11159 (build_constraint_graph): Ditto.
11160 (topo_visit): Ditto.
11161 (solve_graph): Ditto.
11162 (create_variable_info_for): Ditto.
11163 (init_base_vars): Ditto.
11164 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11165 (condese_varmap_nodes): Free complex vector.
11166 (clear_edges_for_node): Clear succs and preds vector.
11168 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11170 * tree-ssa-structalias.c (update_alias_info): Change counting of
11171 references to not include vdefs.
11173 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11175 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11176 (up_insert): Ditto.
11178 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11180 * pa.c (pa_commutative_p): Make PLUS commutative when
11181 TARGET_NO_SPACE_REGS is true.
11183 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11185 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11186 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11187 * tree-dfa.c (dump_subvars_for): New.
11188 (debug_subvars_for): New.
11189 (dump_variable): Show subvariables if VAR has them.
11190 * tree-flow-inline.h (get_subvar_at): New.
11191 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11192 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11194 (struct subvar): Change fields offset and size to unsigned
11196 (dump_subvars_for): Declare.
11197 (debug_subvars_for): Declare.
11198 (get_subvar_at): Declare.
11199 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11200 to unsigned HOST_WIDE_INT *.
11201 (overlap_subvar): Likewise.
11202 * tree-gimple.c (is_gimple_reg): Always return false for
11203 SFTs and memory tags.
11204 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11205 Update all callers.
11206 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11207 (compute_may_aliases): Call compute_points_to_sets.
11208 (collect_points_to_info_for): Remove.
11209 (compute_points_to_and_addr_escape): Remove.
11210 (delete_alias_info): Call delete_points_to_sets.
11211 (compute_flow_sensitive_aliasing): If the call to
11212 find_what_p_points_to returns false, call set_pt_anything.
11213 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11214 (set_pt_anything): Clear pi->pt_vars.
11215 (set_pt_malloc): Remove.
11216 (merge_pointed_to_info): Remove.
11217 (add_pointed_to_expr): Remove.
11218 (add_pointed_to_var): Remove.
11219 (collect_points_to_info_r): Remove.
11220 (is_escape_site): Make extern.
11222 (create_overlap_variables_for): Call it.
11223 * tree-ssa-copy.c (merge_alias_info): Never merge
11224 flow-sensitive alias information.
11225 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11226 offset and size to be unsigned HOST_WIDE_INT.
11227 (add_to_addressable_set): Rename from note_addressable.
11228 Set TREE_ADDRESSABLE as the variables are added to the set.
11230 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11231 operands into VUSEs when adding V_MAY_DEFs for members in an
11233 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11234 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11235 (struct variable_info): Add bitfield is_heap_var.
11236 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11237 (new_var_info): Initialize is_heap_var.
11238 (get_constraint_for): Add HEAP variables to the symbol table.
11239 Mark them with is_heap_var.
11240 (update_alias_info): New. Taken mostly from the old
11241 compute_points_to_and_addr_escape.
11242 (handle_ptr_arith): New.
11243 (find_func_aliases): Call update_alias_info.
11244 Call handle_ptr_info for tcc_binary expressions.
11245 Call mark_stmt_modified.
11246 (create_variable_info_for): If DECL has subvars, do not create
11247 variables for its subvars. Always add all the fields.
11248 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11249 SFTs, then add all the SFTs of the structure.
11250 If VI->DECL is an aggregate with subvariables, add the SFT at
11252 (find_what_p_points_to): If VI is an artificial variable,
11253 translate to bitfields in SSA_NAME_PTR_INFO.
11254 If the solution is empty, set pi->pt_vars to NULL
11255 (init_base_vars): Create ANYOFFSET.
11256 (compute_points_to_sets): Rename from create_alias_vars.
11258 (pass_build_pta): Remove.
11259 (delete_points_to_sets): Rename from delete_alias_vars.
11260 (pass_del_pta): Remove.
11261 * tree-ssa-structalias.h (struct alias_info): Move from
11263 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11264 NUM_REFERENCES_SET): Likewise.
11265 (compute_points_to_sets, delete_points_to_sets): Declare.
11267 2005-07-09 Richard Henderson <rth@redhat.com>
11269 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11270 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11271 alpha_split_lock_test_and_set_12): New functions.
11272 * config/alpha/alpha-protos.h: Update.
11273 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11274 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11275 * config/alpha/sync.md (I12MODE): New.
11276 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11277 (sync_<fetchop_name><I48MODE>): Likewise.
11278 (sync_nand<I48MODE>): Likewise.
11279 (sync_old_<fetchop_name><I48MODE>): Likewise.
11280 (sync_new_<fetchop_name><I48MODE>): Likewise.
11281 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11282 (sync_compare_and_swap<I48MODE>): Likewise.
11283 (sync_lock_test_and_set<I48MODE>): Likewise.
11284 (sync_compare_and_swap<I12MODE>): New.
11285 (sync_compare_and_swap<I12MODE>_1): New.
11286 (sync_lock_test_and_set<I12MODE>): New.
11287 (sync_lock_test_and_set<I12MODE>_1): New.
11289 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11293 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11295 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11297 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11298 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11300 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11303 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11305 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11307 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11308 memory_operand constraint.
11309 (store_conditional_<mode>): Same.
11310 (sync_compare_and_swap<mode>): Same.
11311 (sync_lock_test_and_set<mode>): Same.
11313 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11315 Rewrite PIC support to more closely model actual instructions.
11316 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11317 (cris_symbol): Remove prototypes for removed functions.
11318 (cris_pic_symbol_type_of, cris_valid_pic_const)
11319 (cris_expand_pic_call_address): Prototypes for new functions.
11320 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11322 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11324 <case ':'>: Add case for new punctuation character.
11325 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11326 emitting (extra) PIC modifier.
11327 <case UNSPEC>: Do not assert for PLT.
11328 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11329 (cris_expand_prologue, cris_expand_epilogue): Check
11330 for pic_offset_table_rtx usage instead of taking
11331 current_function_uses_pic_offset_table as the final word.
11332 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11333 Remove flag_pic difference.
11334 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11335 the moral equivalents of...
11336 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11338 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11339 (cris_handle_option): Mark ARG as unused.
11340 (cris_expand_pic_call_address): New worker function for "call",
11342 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11343 output PIC constructs here.
11344 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11345 as symbol-specific modifers, not whole or part of operands.
11346 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11347 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11348 constants and flag_pic.
11349 (CONSTANT_INDEX_P): Adjust for new functions.
11350 (enum cris_pic_symbol_type): New helper type.
11351 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11352 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11353 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11355 ("movsi"): Emit actual instructions for GOT and relative access.
11356 ("*movsi_got_load"): New pattern to set up the register holding
11358 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11359 Adjust FIXME for 'S'.
11360 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11361 Use "movs" for -fpic cases.
11362 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11363 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11364 ("call", "call_value"): Just call cris_expand_pic_call_address for
11366 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11367 Remove special pattern.
11368 ("*expanded_call_side", "*expanded_call_value_side"): New
11370 (gotplt-to-plt, gotplt-to-plt-side-call)
11371 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11373 * config/cris/cris/predicates.md
11374 ("cris_general_operand_or_gotless_symbol"): Remove unused
11376 ("cris_general_operand_or_symbol"): Adjust for new functions.
11378 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11380 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11382 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11384 * Makefile.in (TREE_H): Add treestruct.def.
11385 (c-decl.o): Add pointer-set.h
11386 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11387 visibility on regular DECL's.
11388 (merge_decls): Fix the copying of decl nodes of various types for
11389 the new structures. Don't update RTL, section name, weak status,
11390 etc, on DECL's without RTL.
11391 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11392 Don't check volatile on non-variable types.
11393 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11394 to check whether we have seen arguments.
11395 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11396 flag is checked before field (flag is common, field is not).
11397 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11398 TS_DECL_COMMON could have an origin.
11399 (add_location_or_const_value_attribute): Don't check section name
11400 on non-var/function decls.
11401 (dwarf2out_var_location): Reverse order of tests.
11402 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11403 with DECL_WRTL_CHECK.
11404 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11405 * fold-const.c (fold_binary): Don't check weakness on
11406 non-var/function decls.
11407 (tree_expr_nonzero_p): Ditto.
11408 (fold_checksum_tree): Use tree_decl_extra as sizeof
11410 * ggc-page.c (extra_order_size_table): Add sizes for
11411 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11413 * gimplify.c (gimplify_bind_expr): Only set
11414 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11415 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11417 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11418 * langhooks.h (init_ts). New langhook.
11419 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11420 * print-tree.c (print_node): Update to only print fields that
11421 exist in the structures the passed decl has.
11422 * toplev.c (wrapup_global_declarations): Don't reset
11423 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11424 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11425 * tree-inline.c (remap_decl): Ditto.
11426 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11427 * tree-pretty-print.c (print_declaration): Don't print
11428 DECL_REGISTER on things that don't contain it.
11429 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11430 non-var/function decls.
11431 * tree.c (tree_contains_struct): New structure.
11432 (init_priority_for_decl): New hashtable.
11433 (tree_int_map): New structure.
11434 (tree_int_map_eq): New function.
11435 (tree_int_map_marked_p): Ditto.
11436 (tree_int_map_hash): Ditto.
11437 (tree_map): Move to tree.h.
11438 (tree_map_eq): Externalize.
11439 (tree_map_hash): Ditto.
11440 (tree_map_marked_p): Ditto.
11441 (init_ttree): Set up tree_contains_struct and call langhook.
11442 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11443 (tree_code_size): Update for new structures.
11444 (tree_node_structure): Update for new structures.
11445 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11447 (copy_node_stat): Copy init priority.
11448 (build_decl_stat): Ditto for visibility.
11449 (ts_enum_names): New.
11450 (tree_contains_struct_check_failed): New function.
11451 (decl_init_priority_lookup): Ditto.
11452 (decl_init_priority_insert): Ditto.
11453 * treestruct.def: New file.
11454 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11455 (CONTAINS_STRUCT_CHECK): Ditto.
11456 (tree_contains_struct_check_failed): New prototype.
11457 (DECL_CHECK): Removed.
11458 (DECL_MINIMAL_CHECK): New.
11459 (DECL_COMMON_CHECK): Ditto.
11460 (DECL_WRTL_CHECK): Ditto.
11461 (DECL_NON_COMMON_CHECK): Ditto.
11462 (DECL_WITH_VIS_CHECK): Ditto.
11463 (VAR_OR_FUNCTION_DECL_P): Ditto
11464 (struct tree_decl_minimal): New structure.
11465 (struct tree_decl_common): Ditto.
11466 (struct tree_decl_with_rtl): Ditto.
11467 (struct tree_decl_with_vis): Ditto.
11468 (struct tree_decl_non_common): Ditto.
11469 (struct tree_field_decl): Ditto.
11470 (struct tree_parm_decl): Ditto.
11471 (struct tree_var_decl): Ditto.
11472 (struct tree_function_decl): Ditto.
11473 (struct tree_const_decl): Ditto.
11474 (struct tree_result_decl): Ditto.
11475 (union tree_node): Add new structures.
11476 * var-tracking.c (track_expr_p): Reverse order of tests.
11478 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11480 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11482 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11483 * system.h: Poison FINALIZE_PIC.
11484 * doc/tm.texi (FINALIZE_PIC): Remove.
11486 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11489 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11490 to the correct type if we have a MODIFY_EXPR.
11492 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11494 PR tree-optimization/22360
11495 * tree.c (upper_bound_in_type): Fix calculations for casting
11496 to a non-wider signed type and casting a signed value to a
11497 wider unsigned type.
11498 (lower_bound_in_type): Fix calculations for casting to a
11499 non-wider signed type.
11501 PR tree-optimization/20139
11502 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11504 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11505 fold_cond_expr_cond.
11506 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11507 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11509 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11512 * tree-complex.c (expand_complex_libcall): Produce
11513 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11515 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11517 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11518 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11519 b" assert and inserted fastpath code for this case.
11520 (bitmap_ior): Removed "a != b" assert.
11522 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11524 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11525 (ENDFILE_SPEC): Likewise.
11526 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11528 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11529 a large stack frame at epilogue.
11531 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11533 * final.c: Include sdbout.h when required.
11535 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11537 * config.gcc (*-*-darwin*): Only one target-specific header file
11538 for generic darwin.
11539 (powerpc-*-darwin*): Add version-specific header files.
11540 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11541 * config.in: Regenerate.
11542 * configure: Regenerate.
11543 * gcc.c: Include xregex.h.
11544 (version_compare_spec_function): New.
11545 (spec_function): Add version-compare.
11546 (replace_outfile_spec_function): Reformat comment.
11547 (compare_version_strings): New.
11548 * config/darwin-c.c (version_as_macro): New.
11549 (builtin_define): New.
11550 (darwin_cpp_builtins): New.
11551 * config/darwin-protos.h (darwin_cpp_builtins): New.
11552 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11553 (LIB_SPEC): Make unconditional, update comment.
11554 (TARGET_C99_FUNCTIONS): Define.
11555 * config/darwin.opt: Sort.
11556 (mmacosx-version-min=): New.
11557 * config/darwin7.h: Delete.
11558 * config/darwin8.h: Delete.
11559 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11560 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11561 (TARGET_C99_FUNCTIONS): Define.
11562 * config/rs6000/darwin7.h: New.
11563 * config/rs6000/darwin8.h: New.
11564 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11565 (-mmacosx-version-min): Document.
11567 2005-07-07 Ian Lance Taylor <ian@airs.com>
11569 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11571 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11573 PR middle-end/22239
11574 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11576 2005-07-07 Khem Raj <kraj@mvista.com>
11578 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11579 in bytes, not words.
11581 2005-07-07 Paul Brook <paul@codesourcery.com>
11583 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11584 DEFAULT_FUNCTION_ARG_PADDING to upward.
11586 2005-07-07 Richard Henderson <rth@redhat.com>
11588 * function.c (locate_and_pad_parm): Record parameter alignment in
11589 stack_alignment_needed.
11591 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11593 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11594 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11595 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11596 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11597 (define_attr "type"): Add isync, sync, load_l, store_c.
11598 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11599 Create scratch volatile MEM.
11600 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11602 (load_locked_<mode>): New.
11603 (store_conditional_<mode>): New.
11604 (sync_compare_and_swap<mode>): Replace with splitter.
11605 (sync_lock_test_and_set<mode>): Replace with splitter.
11606 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11608 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11609 is ics. Attribute isync.
11610 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11612 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11613 and UNSPECV_SYNC_OP.
11614 (emit_unlikely_jump): New.
11615 (emit_load_locked): New.
11616 (emit_store_conditional): New.
11617 (rs6000_split_compare_and_swap): New.
11618 (rs6000_split_lock_test_and_set): New.
11619 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11620 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11621 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11622 rs6000_split_lock_test_and_set): Declare.
11623 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11624 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11625 store_c, isync, sync.
11627 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11629 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11630 filenames to gtyp-gen.h.
11631 (s-typ-gen): Use it in place of for loops.
11633 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11635 * hooks.c (hook_bool_rtx_int_false): New function.
11636 * hooks.h (hook_bool_rtx_int_false): Declare.
11637 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11638 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11639 * target.h (struct gcc_target): Add commutative_p member.
11640 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11641 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11642 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11643 (pa_commutative_p): New function.
11644 * jump.c (target.h): Include.
11645 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11646 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11648 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11650 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11651 (s390_expand_setmem): New.
11652 * config/s390/s390.c: Likewise.
11653 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11655 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11656 general_operand. Call new function "s390_expand_setmem".
11657 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11658 ("setmem_long", "*setmem_long"): ... this.
11660 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11662 * config/s390/s390.c: (optimization_options): Enable
11663 TARGET_MVCLE at -Os.
11664 * doc/invoke.texi: Document changes in default behaviour.
11665 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11667 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11669 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11670 defined by back-end.
11672 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11674 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11675 all sets in the pattern.
11676 * config/rs6000/rs6000.md (stack_protect_testsi,
11677 stack_protect_testdi): Likewise.
11679 2005-07-06 Jeff Law <law@redhat.com>
11681 * tree-vrp.c (simplify_using_ranges): Kill.
11682 (vrp_finalize): Remove call to simplify_using_ranges.
11683 (simplify_stmt_using_ranges): New function extracted from
11684 simplify_using_ranges.
11685 (simplify_div_or_mod_using_ranges): Likewise.
11686 (simplify_abs_using_ranges): Likewise.
11687 (simplify_cond_using_ranges): New function.
11688 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11689 * tree-ssa-propagate.c (substitute_and_fold): Call
11690 simplify_stmt_using_ranges if we have range information.
11692 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11694 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11695 ia64_flag_schedule_isns2.
11697 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11698 reading/writing general registers.
11699 (ia64_function_arg): Revert 2005-06-18 change.
11701 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11703 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11704 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11706 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11708 * function.c (expand_function_end): Revert part of 2005-06-27
11709 patch. Do sjlj_emit_function_exit_after after return_label.
11711 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11713 * doc/install.texi (--disable-libssp): New.
11715 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11717 * doc/invoke.texi: Update -fforce-mem documentation.
11718 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11719 code for -fforce-mem.
11720 * expmed.c: (store_bit_field,store_fixed_bit_field,
11721 extract_bit_field): Ditto.
11722 * expr.c: (convert_move): Ditto.
11723 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11724 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11725 emit_conditional_add,expand_float,expand_fix): Ditto.
11726 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11727 (common_handle_option): Issue warning when -fforce-mem specified.
11729 2005-07-06 Paul Brook <paul@codesourcery.com>
11731 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11733 * configure: Regenerate.
11735 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11737 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11739 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11741 Fix PR tree-optimization/22319
11742 Fix PR tree-optimization/22140
11743 Fix PR tree-optimization/22310
11745 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11746 variable sized types.
11747 Use correct type for intermediate structure on *a = *b structure
11750 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11752 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11754 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11755 (machine_function): Move typedef to...
11756 * config/rs6000/rs6000.c (machine_function): ... here. Add
11757 varargs_save_offset field.
11758 (rs6000_stack_t): Remove varargs_size field.
11759 (setup_incoming_varargs): Allocate varargs save area using
11760 assign_stack_local, try to make it as small as possible.
11761 Save offset from virtual_stack_vars_rtx to the save area
11762 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11763 instead of magic 8 when fp word byte size is used.
11764 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11765 instead of -RS6000_VARARGS_SIZE.
11766 (rs6000_stack_info, debug_stack_info,
11767 rs6000_initial_elimination_offset): Remove all traces of
11769 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11770 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11771 RS6000_VARARGS_AREA.
11773 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11775 PR tree-optimization/21963
11776 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11777 constant_multiple_of in the same way get_computation_cost_at does.
11779 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11781 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11782 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11783 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11784 and return its previous value.
11785 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11786 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11788 (stack_protect_set, stack_protect_test): New expanders.
11789 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11790 stack_protect_testdi): New insns.
11791 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11792 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11794 2005-07-06 Jeff Law <law@redhat.com>
11796 * tree-ssa-dce.c (cfg_altered): New global.
11797 (tree_dce_init): Initialize cfg_altered.
11798 (remove_dead_stmt): If we remove an edge in the CFG, then set
11800 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11803 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11805 * Makefile.in (stamp-collect-ld): Use
11806 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11807 ./collect-ld if it already exists.
11808 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11809 Don't remove ./nm if it already exists.
11811 2005-07-05 Devang Patel <dpatel@apple.com>
11813 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11814 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11815 * tree-vectorizer.c (vect_loop_location): New.
11816 (vect_print_dump_info): Use vect_loop_location.
11817 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11818 (vectorize_loops): Set vect_loop_location.
11819 * tree-vect-analyze.c (vect_analyze_offset_expr,
11820 vect_determin_vectorization_factor, vect_analyze_operations,
11821 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11822 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11823 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11824 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11825 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11826 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11827 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11828 vect_analyze_loop): Adjust vect_print_dump_info API.
11829 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11830 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11831 vect_finish_stmt_generation, vectorizable_assignment,
11832 vectorizable_operation, vectorizable_store, vectorizable_load,
11833 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11834 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11835 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11836 vect_transform_loop): Same.
11837 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11838 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11841 2005-07-05 Randolph Chung <tausq@debian.org>
11843 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11844 * configure: Regenerate.
11845 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11846 (pa_tls_referenced_p): Declare.
11847 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11848 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11849 (legitimize_tls_address): New.
11850 (hppa_legitimize_address): Handle TLS addresses.
11851 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11852 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11853 (emit_move_sequence): Handle TLS addresses.
11854 (pa_encode_section_info): Call default handler to handle common
11856 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11857 (CONSTANT_ADDRESS_P): Reject TLS operands.
11858 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11859 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11860 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11861 (UNSPEC_TLSLE): Define new constants.
11862 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11863 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11864 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11865 (tie_symbolic_operand, tle_symbolic_operand): New
11867 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11869 * aclocal.m4: Update macros for autoconf 2.59 style.
11870 * configure.ac: Likewise.
11872 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11874 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11875 (function_arg): Pass small aggregates in general registers on 32-bit
11877 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11879 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11881 * Makefile.in (final.o): Fix dependencies.
11883 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11887 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11888 * langhooks.c (lhd_expr_to_decl): New.
11889 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11891 (LANG_HOOKS_INITIALIZER): Update.
11892 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11893 expr_to_decl langhook.
11894 * c-tree.h (c_expr_to_decl): Declare.
11895 * c-typeck.c (c_expr_to_decl): New.
11896 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11898 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11900 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11903 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11904 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11906 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11908 * Makefile.in: Adjust dependencies.
11909 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11910 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11911 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11912 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11913 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11914 rest_of_compilation.
11916 * bb-reorder.c (gate_duplicate_computed_gotos,
11917 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11918 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11919 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11920 pass_partition_blocks): New.
11921 * bt-load.c (gate_handle_branch_target_load_optimize,
11922 rest_of_handle_branch_target_load_optimize,
11923 pass_branch_target_load_optimize): New.
11924 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11926 * cfglayout.c (pass_insn_locators_initialize): New.
11927 * cfgrtl.c (pass_free_cfg): New.
11928 * combine.c (gate_handle_combine, rest_of_handle_combine,
11929 pass_combine): New.
11930 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11931 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11932 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11933 * except.c (pass_set_nothrow_function_flags,
11934 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11936 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11937 rest_of_handle_shorten_branches, pass_shorten_branches,
11938 rest_of_clean_state, pass_clean_state): New.
11939 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11940 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11941 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11943 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11944 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11945 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11946 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11948 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11949 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11950 pass_rtl_ifcvt, gate_handle_if_after_combine,
11951 rest_of_handle_if_after_combine, pass_if_after_combine,
11952 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11953 pass_if_after_reload): New.
11954 * integrate.c (pass_initial_value_sets): New.
11955 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11956 pass_purge_lineno_notes): New.
11957 * mode-switching.c (rest_of_handle_mode_switching,
11958 pass_mode_switching): New.
11959 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11960 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11962 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11963 pass_loop_optimize): New.
11964 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11966 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11968 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11969 pass_postreload_cse): New.
11970 * profile.c (gate_handle_profiling, pass_profiling,
11971 rest_of_handle_branch_prob, pass_branch_prob): New.
11972 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11973 pass_split_before_regstack, gate_handle_split_before_regstack,
11974 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11975 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11976 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11977 pass_stack_regs): New.
11978 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11979 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11980 pass_stack_adjustments): New.
11981 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11982 pass_regrename): New.
11983 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11984 pass_delay_slots, gate_handle_machine_reorg,
11985 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11986 * rtl.h (extern void purge_line_number_notes): New.
11987 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11988 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11990 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11992 * value-prof.c (gate_handle_value_profile_transformations,
11993 rest_of_handle_value_profile_transformations,
11994 pass_value_profile_transformations): New.
11995 * var-tracking.c (gate_handle_var_tracking,
11996 pass_variable_tracking): New.
11997 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11999 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12000 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12001 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12002 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12003 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12004 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12005 rest_of_handle_gcse2, rest_of_handle_regmove,
12006 rest_of_handle_tracer, rest_of_handle_if_conversion,
12007 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12008 rest_of_handle_web, rest_of_handle_branch_prob,
12009 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12010 rest_of_handle_jump_bypass, rest_of_handle_combine,
12011 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12012 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12013 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12014 rest_of_handle_mode_switching, rest_of_handle_jump,
12015 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12016 rest_of_handle_flow2, rest_of_handle_jump2,
12017 rest_of_handle_peephole2, rest_of_handle_postreload,
12018 rest_of_handle_shorten_branches, rest_of_clean_state,
12019 rest_of_compilation): Remove.
12021 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12022 * passes.c (dump_flags, in_gimple_form, all_passes,
12023 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12024 register_dump_files, next_pass_1, last_verified, execute_todo,
12025 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12026 from tree-optimize.c.
12027 (init_optimization_passes): Moved from tree-optimize.c,
12028 adding the RTL optimizations.
12029 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12030 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12031 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12032 register_dump_files, next_pass_1, last_verified, execute_todo,
12033 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12034 init_tree_optimization_passes, ipa_passes): Delete.
12035 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12037 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12038 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12040 (ipa_passes): Remove.
12041 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12042 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12043 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12044 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12045 (dump_info_p, dump_flag): Moved to tree-dump.h.
12047 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12049 * passes.c (finish_optimization_passes): Use dump_begin
12050 and dump_end, TDI_end.
12051 (gate_rest_of_compilation): New.
12052 (pass_rest_of_compilation): Use it.
12053 (gate_postreload, pass_postreload): New.
12054 * toplev.c (general_init): Rename init_tree_optimization_passes.
12055 * toplev.h (init_tree_optimization_passes): Rename to
12056 init_optimizations_passes.
12057 * tree-dump.c (dump_flag): Make static.
12058 (dump_files): Remove RTL dumps.
12059 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12060 pass_cleanup_cfg, pass_free_cfg_annotations,
12061 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12062 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12063 * tree-pretty-print.c: Include tree-pass.h.
12064 * cgraph.c: Include tree-dump.h.
12066 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12068 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12069 Only fall back to saying it points to readonly memory if
12070 we can't do better.
12072 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12074 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12075 * config/m32r/m32r.c (m32r_compute_frame_size,
12076 m32r_expand_prologue): Take current_function_profile into
12077 account whenever we reference
12078 current_function_uses_pic_offset_table.
12079 (m32r_finalize_pic): Remove.
12080 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12082 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12084 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12085 instead of $<. Don't remove ./as if it already exists.
12087 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12090 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12091 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12092 for complex modes when generating code for PA 1.0.
12093 (VALID_FP_MODE_P): New macro.
12094 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12095 sets for all general and floating point modes. Align wide floating
12096 point modes to even register boundaries to comply with architectural
12098 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12099 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12100 (VALID_FP_MODE_P): New macro.
12101 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12102 sets for all general and floating point modes. Align wide floating
12103 point modes to even register boundaries to comply with architectural
12106 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12108 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12111 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12113 * tree-ssa-structalias.c: Don't include expr.h.
12115 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12117 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12120 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12122 Fix PR tree-optimization/22279
12124 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12127 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12129 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12131 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12133 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12134 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12135 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12136 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12137 config/stormy16/stormy16.c, config/v850/v850.c,
12138 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12139 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12140 Avoid "." or "\n" at end of diagnostics and capital letters at
12141 start of diagnostics.
12142 * combine.c, cse.c: Don't translate dump file output.
12143 * toplev.c (print_version): Only translate output if going to
12146 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12148 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12149 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12152 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12154 * pa.c (fix_range): Fix typo in comment.
12156 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12158 * tree-vrp.c (extract_range_from_assert): Replace
12159 fold (build (...)) with fold_build2.
12161 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12163 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12164 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12165 (format_types_orig, handle_format_attribute): Add support for
12168 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12170 * varasm.c (assemble_variable): Fix format specifier thinko.
12172 2005-07-03 Ira Rosen <irar@il.ibm.com>
12174 PR tree-optimization/22029 (and 22135)
12175 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12176 a phi node before calling dump_vops.
12178 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12180 * tree-dump.h (dump_string_field): Declare.
12181 * tree-dump.c: Use it instead of dump_string.
12182 (dump_string_field): Make non-static.
12184 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12186 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12187 up the minimal CFG stuff always when optimize > 0. Call
12188 split_all_insns_noflow in PIC case if needed.
12190 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12191 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12194 * c-decl.c (c_write_global_declarations): Dump contents of
12196 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12197 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12198 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12199 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12202 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12204 * c-common.h (GCC_DIAG_STYLE): Define.
12205 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12206 version for format checking to 4.1.
12207 * c-format.c: Include toplev.h after c-common.h.
12208 (enum format_type): Add gcc_tdiag_format_type.
12209 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12210 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12211 (format_types_orig): Add gcc_tdiag.
12212 (init_dynamic_diag_info): Support gcc_tdiag formats.
12213 (handle_format_attribute): Likewise.
12214 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12215 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12216 version for format checking to 4.1.
12217 (warning0, warning, error, pedwarn, sorry): Use
12218 ATTRIBUTE_GCC_DIAG.
12219 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12220 (finish_aliases_1): Do not use %qE.
12221 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12222 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12223 Correct format bugs.
12224 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12225 parameter to unsigned HOST_WIDE_INT.
12226 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12228 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12230 PR middle-end/21742
12231 * expr.c (write_complex_part): Use adjust_address for MEM.
12232 (read_complex_part): Same.
12234 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12236 Fix PR tree-optimization/22280
12238 * tree-sra.c (generate_element_init): Remove useless loop.
12240 2005-07-02 Richard Henderson <rth@redhat.com>
12242 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12244 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12246 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12248 PR middle-end/14490
12249 * fold-const.c (fold_binary): Handle the return value of
12250 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12251 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12253 2005-07-02 Jeff Law <law@redhat.com>
12255 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12256 a eliminate type conversion which feeds an equality comparison
12257 if the original type or either operand in the comparison is a
12260 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12262 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12263 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12265 * config/avr/avr.c: Do not use '`' as left quote.
12266 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12267 Remove "." from end of diagnostics. Make diagnostics start with
12270 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12271 Joseph S. Myers <joseph@codesourcery.com>
12273 * toplev.c (default_tree_printer): Handle setting location with
12275 * c-objc.common.c (c_tree_printer): Likewise.
12276 * c-format.c (gcc_diag_flag_specs): Add '+'.
12277 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12278 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12280 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12281 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12282 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12283 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12284 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12285 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12286 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12287 format arguments where %J is used without %D.
12289 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12291 * gcc.c (LINK_SSP_SPEC): Define.
12292 (link_ssp_spec): New variable.
12293 (LINK_COMMAND_SPEC): Add %(link_ssp).
12294 (static_specs): Add link_ssp_spec.
12295 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12296 * configure: Rebuilt.
12297 * config.in: Rebuilt.
12299 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12300 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12301 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12302 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12303 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12304 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12305 -0x7008(2) instead of reading __stack_chk_guard variable.
12306 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12308 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12309 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12310 if TARGET_THREAD_SSP_OFFSET is defined.
12311 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12312 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12315 2005-06-27 Richard Henderson <rth@redhat.com>
12316 * libgcc-std.ver (GCC_4.1.0): New.
12317 * libgcc.h (__stack_chk_guard): Declare.
12318 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12319 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12320 * mklibgcc.in (lib2funcs): Add them.
12322 2005-07-01 Richard Henderson <rth@redhat.com>
12324 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12325 void * before struct sigcontext *.
12326 (x86_fallback_frame_state): Likewise.
12328 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12330 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12332 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12335 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12336 we check for SSA_NAME for.
12338 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12340 Fix PR tree-optimization/22071
12342 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12344 (get_constraint_for_component_ref): Use it.
12346 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12349 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12350 print out the last new line.
12352 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12354 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12355 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12356 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12357 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12358 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12359 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12360 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12361 (enum reg_class): New member CC0_REGS.
12362 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12363 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12364 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12365 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12366 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12367 Adjust for register now described.
12369 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12372 * config/i386/i386.md (stack_protect_test_si,
12373 stack_protect_test_di): Add earlyclobber for scratch 3.
12374 * config/rs6000/rs6000.md (stack_protect_testsi,
12375 stack_protect_testdi): Add earlyclobber for scratch 3,
12376 remove earlyclobber from scratch 4.
12378 Older entries for 2005 can be found in ChangeLog-2005.